Tender For Overhauling Of Main Engine - Rm.0819, Ernakulam-Kerala

Tender For Overhauling Of Main Engine - Rm.0819; 1 OVERHAULING OF MAIN ENGINES (Service Part) 2 MAIN ENGINE SURVEY E 25009 : MAIN ENGINE ( SURVEY )TYPE : STX MAN - B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMVENDOR TO SUPPLY ONE PNEUMATIC /HYDRAULICP/P (1500 BAR) ALONG WITH NECESSARYCONNECTIONS FOR REQUIRED MAIN ENGINE JOBSWORK SPECIFICATION :COMPLETE DECARBONISATION OF MAIN ENGINEUNITS1. ALL WORK TO BE CARRIED OUT STRICTLY ASPER THE MAKER’S MAINTENANCE INSTRUCTIONSTAKING ALL SAFETY PRECAUTIONS. ALL SPARESAND TOOLS (SHIP’S SUPPLY). ALL NECESSARYPARTS TO BE SHOWN TO SURVEYORS FOR THEIRAPPROVAL.E25009.1 :M.E. UNIT NOS 1 TO 7(ALL SIX UNITS)TO BESURVEYED. - 7.00 NO 3 UNIT ISOLATION AND CYLINDER HEAD REMOVALE25009.2 : 2. ISOLATE THE UNITS - DRAINCOOLING WATER FUEL OIL ETC. REMOVE ALLNECESSARY CYLINDER HEAD CONNECTIONSREMOVE CYLINDER HEADS WITH EXHAUST VALVESAND PISTONS WITH STUFFING BOX ANDTRANSPORT SAME TO YARD WORKSHOP. -7.00 NO 4 CYLINDER HEAD DISASSEMBLY AND INSPECTIONE25009.3 : 3. DISCONNECT AND REMOVE ALLCYLINDER HEAD MOUNTINGS. DISMANTLECYLINDER HEADS AND SEPARATE THEM FROMCOOLING JACKETS. THROUGHLY CLEAN CYLINDERHEADS AND COOLING JACKET SURFACES. RENEWALL “O”RINGS AND ASSEMBLE CYLINDER HEADSAND COOLING JACKETS. CYLINDER HEAD COOLINGSURFACES TO BE PRESSURE TESTED TO 06 KGS /CM2 AND SHOWN TO 2EO & CEO.ALL CYLINDERHEAD MOUNTINGS POCKETS AND SEATS TO BETHROUGHLY CLEANEDAND SEATS TO BE LAPPED.FUEL VALVE NOZZLE AREA TO BE CHECKED FORCORROSION ATTACK AND IF SAME EXCEEDSDEPTH OF 8 MMS THEN RECONDITIONING TO BEDONE AS PER MAKER’S INSTRUCTIONS. CYLINDERAIR STARTING V/VS AND INDICATOR VALVES TO BEO’HAULED AND TESTED TO PROOVESATISFACTORY OPERATION AND SHOWN TO 2EO /CEO. CYLINDER HEAD RELIEF V/VS TO BEPRESSURE TESTED TO CORRECT OPENINGPRESSURE AS MARKED ON FLANGE OF THEHOUSING & SHOWN TO 2 E/O & CEO. INDICATORV/VS LEAK TEST TO BE SHOWN TO 2EO / CEO.AFTER THE SURVEYORS & SUPTD. APPROVAL ALLTHE MOUNTINGS TO BE ASSEMBLED & FITTEDBACK IN PLACE AS THE ORIGINAL. - 7.00 NO 5 EXHAUST VALVE OVERHAULING E25009.4 : 4. DISMANTLE THE EXHAUST V/VSCOMPLETELY. THROUGHLY CLEAN ALL PARTS &SHOWN TO SURVEYORS &SUPTD. RENEW ALLWORN / DEFECTIVE PARTS AS REQUIRED & ALLSEAL RINGS FROM SHIP’S SPARES. CHECK THEVALVE & SEATS & IF REQUIRED GROUND THEVALVES & SEATS AS PER MAKER’S INSTRUCTIONS.THROUGHLY CLEAN EXHAUST V/VS COOLINGWATER SURFACES & PRESSURE TEST TO 06 KGS /CM2 IN PRESENCE OF SURVEYORS & SUPTD.AFTER THEIR APPROVAL ASSEMBLE THE EXHAUSTVALVES AS THE ORIGINAL AND FIT THE EXHAUSTVALVES IN PLACE ON CYLINDER HEADS & TIGHTENTHE NUTS HYDRAULICALLY AT 1500 BARS.ALLCYLINDER HEAD ASSSEMBLIES TO BETRANSPORTED BACK ONBOARD. - 7.00 NO 6 CYLINDER LINER REMOVAL AND INSPECTIONE25009.5 : 5. ALL UNITS CYLINDER LINERS TOBE REMOVED AS PER MAKER’S INSTRUCTIONS &TRANSPORTED TO YARD’S WORKSHOP. ALL LINERSURFACES & SCAVENGE PORTS TO BETHROUGHLY CLEANED. L.O.QUILL PASSAGES TOBE THROUGHLY BLOWN THROUGH WITHCOMPRESSED AIR & CLEARED. LINERS TO BECALIBRATED AND READINGS TO BE RECORDED. IFREQUIRED HONNING TO BE CARRIED OUT AS PERMAKERS GUIDANCE. CARRY OUT DYE CHECK ONALL CYLINDER LINERS IN WAY OF TOP ANDBOTTOM L.O.GROOVES FOR DETECTING CRACKSIF ANY & SHOWN TO SURVEYORS & SUPDT.ALLL.O.QUILLS TO BE O’HAULAND & FUNCTION TESTEDIN PRESENCE OF 2EO / CEO. ALL LINERS TO BETRANSPORTED BACK ONBOARD ALL JACKETSURFACES TO BE THROUGHLY CLEANED & DYETEST TO BE CARRIED OUT IN PRESENCE OFSURVEYORS & SUPDT .ALL LINER CALIBRATIONSTO BE SHOWN TO SURVEYORS & SUPTD. & AFTERTHEIR APPROVAL ALL LINERS TO BE BOXEDBACKIN PLACE AS THE ORIGINAL USING NEW SEALRINGS.(SHIP’S SUPPLY).L.O. QUILLS TO BE FITTEDBACK IN PLACE AS THE ORIGINAL. - 7.00 PC 7 PISTON DISASSEMBLY AND WEAR CHECK E25009.6 : 6. DISMANTLE ALL PISTONS ANDSTUFFING BOXES. ALL PARTS TO BE THROUGHLYCLEANED AND EXAMINED. D.P.TESTS TO BECARRIED OUT ON PISTON CROWNS AND PISTONSKIRTS AND CHECKED FOR FRETTING ANDCRACKS AS PER MAKER’S INSTRUCTIONS. CHECKTHE PISTON CROWN WEAR DOWN BY WEARDOWNGAUGE PISTON RING GROOVES TO BETHROUGHLY CLEANED.GROOVES & PISTON RINGSTO BE CALIBRATED & READINGS TO BERECORDED.ALL PARTS TO BE PRESENTED TOSURVEYORS & SUPTD & AFTER THEIR APPROVALASSEMBLE ALL PISTONS AS PER MAKER’SINSTRUCTIONS. ALL PISTONS TO BE PRESSURETESTED TO 7 BARS IN PRESENCE OF SURVEYORS& SUPTD. PISTON ROD TO BE GAUGED. PISTONROD STUFFING BOX ALL PARTS TO BE THROUGHLYCLEANED. STUFFING BOX CALIBRATIONS TOCHECK AND RECORD THE READINGS. ALLWORNOUT / DAMAGED PARTS TO BE RENEWEDFROM SHIP’S SPARES.STUFFING BOXES TO BEASSEMBLED ON PISTON RODS USING NEW SEALRINGS. PISTON RODS ALONG WITH STUFFINGBOXES TO BE TRANSPORTED BACK ONBOARD. - 7.00 PC 8 CROSSHEAD AND STUFFING BOX ASSEMBLYE25009.7 : 7. CROSS HEAD SURFACES TO BECLEANED THOROUGHLY. LOWER THE PISTONS INPLACE ALONG WITH THE STUFFING BOXES ANDTIGHTEN THE NUTS AS PER MAKER’SINSTRUCTIONS.STUFFING BOX BOLTS TO BETIGHTENED. ALL LASHINGS TO BE RESTORED.LOWER THE CYLINDER HEADS ALONG WITHEXHAUST V/VS AND TIGHTEN THE NUTS. ALLCYLINDER HEAD CONNECTIONS TO BE RESTOREDBACK AS THE ORIGINAL. C.W. TO BE TRIED OUTAND ENSURE NO LEAKAGES. F.O. & L.O. TO BETRIED OUT. F.O.LINES TO BE PRIMED. CONSIDERRENEWAL OF 12 NOS OF EXHAUST MANIFOLDBOLTS. EXHAUST MANIFOLD LAGGINGS TO BERENEWED AS THE ORIGINAL (VENDOR SUPPLY). - 7.00 PC 9 PISTON AND SCAVENGE SPACES CLEANINGE25009.8 : 8. ALL UNITS UNDER PISTON ANDSCAVENGE SPACES TO BE THROUGHLY CLEANED.EXHAUST MANIFOLD INSPECTION DOORS TO BEOPENED UPFOR CLEANING. ENTIRE EXHAUSTMANIFOLD TO BE THROUGHLY DECRBONISED &CLEANED USING WIRE BRUSHES & SHOWN TO CEO/ 2EO. TURBO CHARGER INLET GRIDS TO BETHROUGHLY CLEANED & INSPECTED FOR WEARDOWN / DAMAGE. SAME TO REPAIR OR RENEW.ALL UNDER PISTON & SCAVENGE SPACES TO BEINSPECTED. EXHAUST MANIFOLD INSPECTIONDOORS & UNDER PISTON & SCAVENGE SPACEDOORS TO BE BOXED BACK AS THE ORIGINALUSING NEW JOINTS (VENDORSUPPLY).CONSIDERRENEWAL OF 24 NOS BOLTS / STUDS WITH NUTSOF ASSORTED SIZES. C/CASE TO BE THROUGHLYCLEANED & INSPECTED. C/CASE DOORS TO BEBOXED BACK AS THE ORIGINAL USING NEWRUBBER RINGS (VENDOR SUPPLY). - 7.00 PC 10 ME TURNING E25009.9 : 9. M.E. TO BE TURNED ONTURNING GEAR WITH L.O. PUMP RUNNING FORSOME TIME. SATISFACTORY RUNNING TRIAL TO BEGIVEN TO THE SATISFICATION OF SHIP’S STAFF. - 1.00 LS 11 AIR DISTRUBOTOR & MAIN MASTER VALVE O/HE25009.10 : 10. MAIN ENGINE STARTING AIRDISTRUBOTOR AND MAIN MASTER VALVE TOO/HAUL THROUGH MAKERS SERVICE ENGINEER(SPARE SHIPS SUPPLY). - 1.00 SET 12 EXHAUST VALVE SEAT AND VALVE GRINDINGE25009.11 : A). GRINDING OF EXHAUST VALVESEAT AND VALVE BY CHRIS GRINDING MACHINE - 07 NO - 7.00 NO 13 PISTON TO BE RECONDITIONED E25009.12 : B).CONSIDER 7 NO PISTON TO BERECONDITIONED. - 7.00 NO 14 CYLINDER HEAD TO BE RECONDITIONEDE25009.13 : C) CONSIDER 7 NO CYLINDERHEAD TO BE RECONDITIONED. - 7.00 NO 15 MACHINING OF SPINDLE & CAGE REPAIR E25009.14 : D). CONSIDER 07 NOS V/VSPINDLES/SEAT AND CAGE TO REPAIR WITHNIMONIC COATING. - 7.00 NO 16 MACHINING OF LANDING FACES E25009.15 : E). MACHINING OF LANDING FACESOF AIR STARTING V/VS; EXHAUST V/VS; FUEL V/VSON CYLINDER HEADS – 07 NOS. - 7.00 No 17 COMBUSTION SPACES DP TESTE25009.16 : F).CYLINDER COVERSCOMBUSTION SPACES TO CHECK FOR CRACKSWITH D.P. TEST – 07 NOS - 7.00 NO 18 ASH BLASTING OF EX. VALVES BODIES E25009.17 : G). ASH BLASTING OF 08 NOSEXHAUST VALVES BODIES. - 7.00 NO 19 PISTON CROWNS DP TEST E25009.18 : H). PISTON CROWNS 07 NOS TOCHECK FOR CRACKS WITH D.P. TEST INTERNALLYAND EXTERNALLY. - 7.00 NO 20 CYLINDER COVER REPAIRE25009.19 : I). CYLINDER COVER EROSION ATFUEL VALVE HOLES TO REPAIR BY MAKER’SRECOMMENDED PROCEDURE. - 7.00 NO 21 M E ECO CAM MODIFICATIONE25009.20 : 11. MAIN ENGINE ECO CAMMODIFICATION TO BE CARRIED OUT . -1.00 LUMPSUM 22 MAIN JOURNALS & BEARINGSE 25010: MAIN BEARING & JOURNAL FORMAIN ENGINE (SURVEY)TYPE : STX MAN - B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATION:OURNALS & BEARINGS FOR MAIN ENGINE OR ASPER SURVEYOR TO BE OPENED UP FOR O’HAUL/INSPECTION AND SURVEY. ALL WORK TO BECARRIED OUT STRICTLY AS PER THE MAKER’SMAINTENANCE INSTRUCTIONS & PROCEDURES BYTAKING ALL NECESSARY SAFETY PRECAUTIONS.ALL TOOLS AND SPARES SHIP’S SUPPLY. - 8.00 PC 23 CRANK SHAFT DELECTIONS E25010.2 : 2. MEASURE AND RECORDM.E.CRANK SHAFT DELECTIONS BEFORECOMMENCEMENT OF WORK & AFTER COMPLETIONOF WORK (AFLOAT) - 1.00 LS 24 REMOVE L.O.CONNECTIONS E25010.3 : 3. REMOVE L.O.CONNECTIONS OFSAID BEARINGS AND MEASURE & RECORD MAINBEARING TOP CLEARANCES USING BRIDGE GAUGEBEFORE COMMENCEMENT OF WORK AND AFTERTHE COMPLETION OF WORK. DISMANTLE ANDREMOVE MAIN BEARINGS TOP HALF OF BEARINGCAP. REMOVE TOP HALF OF THE BEARING SHELL.IF NECESSARY WITHDRAW LOWER HALF OFBEARING SHELLS. - 1.00 LS 25 CLEAN ALL PARTS E25010.4 : 4. THOROUGHLY CLEAN ALLPARTS SCORING IF ANY ON THE MAIN JOURNALSTO BE DRESSED UP AND POLISHED. MAINJOURNAL TO BE GAUGED AT DIFFERENT PLACESAND READINGS TO BE RECORED. ALL PARTS TO BEPRESENTED TO THE SURVEYORS AND AFTERTHEIR APPROVAL ALL PARTS TO BE ASSEMBLEDAND FITTED BACK IN PLACE WITH PROPERCLEANLINESS; LUBRICATION REQUIRED ANDTIGHTENED HYDRAULICALLY AS THE ORIGINAL. - 26 CALIBRATION READINGS E25010.5 : 5. ALL CALIBRATION READINGS TOBE SUBMITTED TO CEO. CRANK CASE TO BETHROUGHLY CLEANED AND INSPECTED; C / CASEDOORS TO BE BOXED BACK. - 1.00 LS 27 CRANK PIN BEARING CLEARANCE MEASUREMENTE 25011 : BOTTOM END BEARINGS/CRANK PINS AND WEBS FOR MAIN ENGINE (SURVEY)TYPE : STX MAN - B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATIONS :E 25011.1 : 1. M/E NO 1 2 3 4 5 6 & 7UNITSCRANK PIN BEARINGS OR AS PER SURVEYOR FORMAIN ENGINE TO BE OPENED UP FOR O’HAUL/INSPECTION AND SURVEY. ALL WORK TO BECARRIED OUT STRICTLY AS PER THE MAKER’SMAINTENANCE INSTRUCTIONS AND PROCEDURES;TAKING ALL NECESSARY SAFETY PRECAUTIONS.ALL TOOLS AND SPARES SHIP’S SUPPLY. - 7.00 NoE 25011.2 : 2. MEASURE AND RECORD SAIDCRANK PIN BEARINGS CLEARANCES BEFORECOMMENCEMENT OF WORK AND AFTER THECOMPLETION OF WORK. LOOSEN AND REMOVETHE NUTS OF CRANK PIN BEARIGS STUDSHYDRAULICALLY. LOWER THE BOTTOM BEARINGCASE INSIDE THE CRANK CASE FOR BEARINGSHELL INSPECTION. IF REQUIRED REMOVE THEBEARING CAP ALONG WITH BEARING SHELL FROMTHE CRANCASE. - 7.00 NO 28 MOUNT THE SUPPORTS FOR THE GUIDE SHOESE 25011.3 : 3. MOUNT THE SUPPORTS FORTHE GUIDE SHOES ON THE CROSS HEAD GIUDES.TURN DOWN THE CRANK UNTILL THE CROSSHEADSHOES RESTS ON THE SUPPORTS. SWING OUTTHE CONNECTING ROD SO THAT THE BEARINGSHELL AND CRANK PIN CAN BE CLEARLY SEENAND INSPECTED. - 1.00 LS 29 CRANK PIN CLEANING, GAUGING E 25011.4 : 4. THROUGHLY CLEAN ALL PARTSSCORING IF ANY ON THE CRANK PIN TO BEDRESSED UP AND POLISHED. CRANK PIN TO BEGAUGED AT DIFFERENT PLACES & READINGS TOBE RECORED. ALL PARTS TO BE PRESENTED TOTHE SURVEYORS & AFTER THEIR APPROVAL ALLPARTS TO BE ASSEMBLED AND FITTED BACK INPLACE WITH PROPER CLEANLINESS LUBRICATIONREQUIRED AND TIGHTENED HYDRAULICALLY ASTHE ORIGINAL. - 1.00 LSE 25011.5 : 5. ALL CALIBRATION READINGS TOBE SUBMITTED TO CEO. CRANK CASE TO BETHROUGHLY CLEANED AND INSPECTED C / CASEDOORS TO BE BOXED BACK. - 1.00 LS 30 CROSS HEAD BEARING CLEARANCE MEASUREMNETE 25012 : X - HEAD BEARINGS PINSAND GUIDES FOR MAIN ENGINE (SURVEY)TYPE : STX MAN - B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATIONS :E 25012.1 : 1. NO 1 2 3 4 5 6 &7 UNITS CROSSHEAD BEARINGS FOR MAIN ENGINE TO BE OPENEDUP FOR INSPECTION & SURVEY. ALL WORK TO BECARRIED OUT STRICTLY AS PER THE MAKER’SMAINTENANCE INSTRUCTIONS & PROCEDURES;TAKING ALL NECESSARY SAFETY PRECAUTIONS.ALL TOOLS AND SPARES SHIP’S SUPPLY. - 7.00 PCE 25012.2 : 2. MEASURE AND RECORD SAIDCROSS HEAD BEARINGS CLEARANCES BEFORECOMMENCEMENT OF WORK & AFTER THECOMPLETION OF WORK. LOOSEN AND REMOVETOP END BEARING CAPS AND SHELLS ( FWD / AFT). SWING OUT THE CONNECTING ROD FOR THEINSPECTION OF BOTTOM BEARING SHELL - 1.00 LS 31 CROSS HEAD CLEANING, GAUGING E 25012.3 : 3. THOROUGHLY CLEAN ALLPARTS. SCORING IF ANY ON THE CROSS HEAD PINTO BE DRESSED UP AND POLISHED.CROSS HEADPIN TO BE GAUGED AT DIFFERENT PLACES &READINGS TO BE RECORED. HANG THE BOLTS FORSURVEY. ALL PARTS TO BE PRESENTED TO THESURVEYORS AND AFTER THEIR APPROVAL ALLPARTS TO BE ASSEMBLED & FITTED BACK INPLACE WITH PROPER CLEANLINESS LUBRICATIONREQUIRED AND TIGHTENED HYDRAULICALLY ASTHE ORIGINAL. - 1.00 LSE 25012.4 : 4. ALL CALIBRATION READINGS TOBE SUBMITTED TO CEO. CRANK CASE TO BETHROUGHLY CLEANED AND INSPECTED C / CASEDOORS TO BE BOXED BACK. 32 CAM SHAFT ALIGNMENT CHECK E 25013 : M.E. CAMSHAFT DRIVES &ROLLER GUIDES (SURVEY).REVERSING GEAR TO BE PRESENTEDFOR SURVEY.TYPE : STX MAN - B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATIONS:ALL IMPORTANT WORK TO BE SHOWN TOTHE SURVEYOR & AFTER HIS APPROVAL ONLYPARTS TO BE BOXED BACK.E 25013.1 : 1. ALIGNMENT TO BE CHECKEDBETWEEN CAMSHAFT & CHAIN WHEEL SHAFT ATTHE DRIVE END COUPLING & BETWEEN EACHSECTION AT SUBSEQUENT FLANGE COUPLINGS. - 1.00 SET 33 MOMENT COMPENSATOR CHAIN ADJUSTEDMENTE 25013.2 : 2. MOMENT COMPENSATORCHAIN TO BE ADJUSTED AND TIGHTENED ASREQUIRED WITH THE TWO FLY WEIGHTS IN AVERTICAL DOWNWARD POSITION. - 1.00 SET 34 AFT CHAIN TIGHTENING E 25013.3 : 3. AFT CHAIN TO BE TIGHTENEDAS PER MAKERS INSTRUCTIONS. - 1.00 SET 35 ADJUSTMENT/TIMING OF CONTROL GEAR E 25013.4 : 4. ADJUSTMENT/TIMING OFCONTROL GEAR TO BE DONE AS PER MAKERSINSTRUCTIONS. - 1.00 SET 36 EXHAUST V/V AND FUEL P/P ROLLER GUIDEE 25013.5 : 5. TO CHECK ALL UNITS EXHAUSTV/V AND FUEL P/P ROLLER GUIDES AND RECTIFYFAULTS AS APPLICABLE. CLEARANCES OF ROLLER/BUSHING/ SHAFT PIN TO CHECK (MAX. 0.5MM).REVERSING LINK FOR FUEL P/P ROLLER GUIDE TOCHECK FOR CRACKS BY DP TEST AS PER B&WSERVICE LETTER SL97-345/UM. FUEL P/P GUIDEBLOCK SCREWS TO CHECK AND CHANGE AS PERB&W SERVICE LETTER & MISSING ONES TO RENEW. - 1.00 LS 37 GUIDE BAR TO CHECKE 25013.6 : 6. GUIDE BARS ON DRIVE CHAINAND MOMENT COMPENSATOR CHAIN TO CHECKAND RENEW.(SPARE SHIP SUPPLY) ASAPPROPRIATE. - 2.00 PC 38 REVERSING LINKS & FUEL PUMP ROLLER GUIDEE 25013.8 : 8. REVERSING LINKS TO CHECKFOR CRACKS WITH MPI TEST. FUEL PUMP ROLLERGUIDES TO CHECK FOR CRACKS WITH MPI TEST. IFFOUND CRACKS ROLLER GUIDES TO DISMANTLE.NEW ROLLER GUIDE TO FIT WITH NEW REVERSINGLINKS. (SPARES OWNER SUPPLY). - 1.00 SET 39 TIGHTNESS OF CAMSHAFT COUPLING BOLTS TOE 25013.9 : 9. TIGHTNESS OF CAM SHAFTCOUPLING BOLTS (8 NOS.) TO CHECK FORTIGHTNESS (700 NM) FOR CHECKING CHAINCASING COVER HAVING 60 NOS. BOLTS TOREMOVE & QUOTE ACCORDINGLY. 1.00 LS 40 REVERSING GEAR TO SURVEYE 25013.10 : 10. REVERSING GEAR TO BEPRESENTED FOR SURVEY. - 1.00 SET 41 TIE BOLTS TO CHECKE 25014 : PRE-TENSIONING STAY BOLTS /TIE BOLTS FOR MAIN ENGINE (SURVEY )TYPE : STX MAN - B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATIONS :E25014.1 : TIE BOLTS TO BE CHECKED FORPRETENSION. HYDRAULIC DISMANTLINGPRESSURE 1400 - 1650 BAR.D1 - 1500 BARD2 - 0.4 MM - 32.00 NO 42 STAY BOLTS RETIGHTENINGE25014.2 : 2. STAY BOLTS TO BERETIGHTENED IN PAIRS; WORKING FROM THEMIDDLE TOWARDS ONE END AND THEN FROM THEMIDDLE AGAIN TOWARDS THE OTHER END. -1.00 LS 43 STAY BOLTS RETIGHTENINGE25014.3 : 3. HYDRAULIC PRESSURE TO BEMAINTAINED AT D1 AND STAY BOLT NUTSRETIGHTENED WITH A TOMMY BAR MAKING SURENUTS BEARING AGAINST CONTACT FACE WITH AFEELER GUAGE. - 1.00 LS 44 STAY BOLTS RETIGHTENING E25014.4 : 4. AFTER COMPLETING ALL BOLTSTHE FIRST PAIR OF STAY BOLTS TO BE TIGHTENEDTO 10% BELOW D1 AND NUT TO BE CHECKED FORLOOSENESS. IF FOUND LOOSE ALL STAY BOLTS TOBE TIGHTENED ONCE AGAIN. IF NOT LOOSE THEFIRST PAIR TO BE TIGHTENED TO D1. - 1.00 LS 45 STAY BOLTS RETIGHTENINGE25014.5 : 5. D2 TO BE CHECKED BETWEENCONTACT FACE OF LOWERMOST NUT ANDBEDPLATE. - 1.00 LS 46 PIPE DISMOUNTINGE 25015 : HYDRAULIC ACTUATORS FORM.E. EXH. V/V (7 NOS.) - (SURVEY)TYPE : STX MAN -B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATIONS:E 25015.1 : ALL 7 UNITS INLET PIPES; DRAINPIPES & HIGH PRESSURE PIPES TO BEDISMOUNTED. - 7.00 PC 47 MOUNTINGS FOR INDICATOR DRIVES E 25015.2 : MOUNTINGS FOR INDICATORDRIVES TO BE RELEASED. - 1.00 LS 48 ROLLER E 25015.3 : ROLLER TO REST ON BASE CIRCLEOF CAM . - 1.00 LS 49 HOUSING & PISTON TO LIFT. PISTON RINGS TE 25015.4 : HOUSING AND PISTON TO BELIFTED (PISTON TO BE RELEASED FROM BAYONETLOCK BY DISMANTLING LOCKING PLATE ANDTURNING BY 90 DEG.). PISTON RINGS TO BERENEWED AS REQUIRES. MINIMUM THICKNESS =3.8MM - 7.00 UNIT 50 OIL CYLINDER LINER CALIBRATIONE 25015.5 : OIL CYLINDER LINER TOCALIBRATE . MAXIMUM DIA = 71.2 MM - 1.00 LS 51 V/VS OVERHAULING E 25015.6 : SAFETY V/VS AND NON RETURNV/VS TO BE OVERHAULED - 7.00 PCALL ITEMS TO FIT BACK IN GOOD WORKING ORDER.HYDRAULIC ACTUATOR TIGHTENING TORQUE =300Nm.LOCKING PLATE TIGHTENING = 10 NMABOVE TO PRESENTED FOR SURVEY. 52 FUEL PUMP TIMING E 25016 : FUEL PUMPS FOR MAINENGINE (SURVEY)TYPE : STX MAN-B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATIONS:TIGHTENING TORQUE FOR PUNCTUREV/V AND SUCTION V/V 650 Nm.E25016.1 : ALL UNITS FUEL PUMPS TIMINGSTO BE CHECKED AND RECORDED. DEVIATIONFROM ORIGINAL SETTINGS TO BE CORRECTED. - 7.00 UNIT 53 SUC V/V & PUNCTURE V/V O/H E25016.2 : ALL UNITS SUC. V/V ANDPUNCTURE V/V TO BE OVERHAULED AND FITTEDBACK. SEAL RINGS TO BE RENEWED (SHIP SUPPLY). - 7.00 UNIT 54 FUEL P/P SHOCK ABSORBERS DISMANTLE E25016.3 : ALL FUEL P/P SHOCK ABSORBERSTO BE DISMANTLED; CHECKED FOR CRACKS ASPER B&W SERVICE LETTER AND BOXED BACK.SPARES IF ANY TO BE SUPPLIED BY OWNER. - 7.00 UNIT 55 FUEL PUMP O/H 7.00 NUME25016.4 : UNIT NOS. 1 2 3 4 5 6 AND 7FUEL P/PS TO BE DISMANTLED; PRESENTED FORSURVEY AND BOXED BACK WITH NEW SEAL RINGS.NEW BARREL & PLUNGERS TO FIT ACCORDINGLYIF HAVING EXCESSIVE CLEARANCE (SHIP SUPPLY).FUEL P/P TIMINGS TO BE CHECKED/ADJUSTEDTHEREAFTER. - 7.00 UNIT 56 REVERSING MECHANISM OVERHAUL E25016.5 : ALL UNITS REVERSINGMECHANISM TO BE OVERHAULED. CLEARANCESBETWEEN ROLLER GUIDE AND GUIDE PLATE;GUIDE WAY AND PIN OF REVERSING LINK TO BECHECKED IN AHEAD AND ASTERN POSITION. - 1.00 SET 57 FUEL PUMP ROLLER GUIDE E25016.6 : FUEL PUMP ROLLER GUIDE ALLENBOLT TIGHTNESS AND DOWEL PIN CONDITION TOBE CHECKED. IF FOUND ANY DAMAGE. - 7.00 UNIT 58 EXHAULT VALVE TIMIMGE25016.7 : EXHAUST VALVE TIMING TOCHECK. - 7.00 UNIT 59 PUMP SURVEY E25016.8 : PUMP NO. - 1 2 3 4 5 6 AND 7 TOBE PRESENTED FOR SURVEY. - 7.00 NO 60 SYSTEM CHECKE 25017 : MAIN ENGINE CYLINDERLUBRICATORS (SURVEY)TYPE : STX MAN-B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMCYLINDER LUBRICATOR: MAKE ATLAS X 2NO. OF LUB OIL POINT: 6/ UNITWORK SPECIFICATIONS:E 25017.1 : COMPLETE SYSTEM CONSIST OFa)PUMP STATION b) ALCU c) HUMAN MACHINEINTERFACE(HMI) - PANEL d) 07 SETS OFLUBRICATORS - ONE FOR EACH ME CYL UNITe)LOAD TRANSMITTER f) SHAFT ENCODERg)BACKUP TRIGGER SYSTEM. - 7.00 UNITE 25017.2 : COMPLETE SYSTEM TO BECHECKED AS PER TESTBED TRIAL TEST SCHEME &DOCK TRIAL COMMISSIONING PROCEDURE - 1.00 LS 61 M E CYLINDER LUBRICATORS INSPECTION E 25017.3 : ALL 07 SETS OF LUBRICATOR TOBE CHECKED FOR PROPER OPERATION BOTHACCUMULATORS TO BE CONFIRMED OF CORRECTNITROGEN PRESSURE AS PER MAKER. - 7.00 UNIT 62 CYLINDER OIL ADMISSION E 25017.4 : TIMINGS OF CYLINDER OILADMISSION TO BE CHECKED AS PER MAKER’SINSTRUCTIONS AND RECORDED. - 7.00 UNIT 63 CYLINDER LUBRICATOR ADJUSTMENTE 25017.5 : ADJUSTMENT OF CYLINDERLUBRICATOR TO BE CARRIED OUT IFREQUIRED.SATISFACTORY TRIAL TO BE SHOWN TOCEO/SUPDT. - 7.00 UNITJOB TO BE CARRIED OUT IN PRESENCE OFMAKERS SERVICE ENGINEER. 64 TOP BRACINGS BEAMS TO BE CHECKEDE 25018 : MAIN ENGINE TOP BRACINGBEAM (SURVEY)TYPE : STX MAN-B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMTOP BRACING MAKE :HANMI HYDRAULICMACHINERIES TYPE: HTBS200-30WORK SPECIFICATIONS:E25018. 1 : MAIN ENGINE 02 NOS TOPBRACINGS BEAMS TO BE CHECKED FORMISALIGNMENT AND INSTALLATIONTOLERANCES.TO DO ADJUSTMENTS AS NECESSARY. - 2.00 PC 65 ACCUMULATORE25018. 2 : ACCUMULATOR TO BE PRESSURETESTED TO OEM SET PRESSURE. IF LEAKAGE ISFOUND SAME TO BE RECHARGED. - 2.00 PC 66 PISTON AND LINERE25018. 3 : PISTON AND LINER TO BE OPENEDAND RECONDITIONED. LINER TO BE HONED. SEALSTO BE RENEWED, SPARES VENDOR SUPPLY. - 2.00 PCE20018. 4 : TO CHECK PROPER FUNCTIONINGOF TOP BRACING CONTROL SYSTEM ON AUTOMODE AND WORKING OF MCR PSP SWITCH.SATISFACTORY TRIALS TO BE SHOWN DURING SEA TRIALS. - 1.00 LS 67 ME AIR COOLER TUBEE 25019 - M.E. AIR COOLER AND SCAVENGE AIR SYSTEM (SURVEY)TYPE : STX MAN-B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMAIR COOLER SPECS : WEIGHT 2190 KG/MAKE DONG HWA ENTEC KOREAHYD. TEST PRESS 8 BAR COOLINGSURFACE 732.2 M3.WORK SPECIFICATIONS :ALL WORK TO BE CARRIED OUTSTRICTLY AS PER THE MAKER’S MAINTENANCEINSTRUCTIONS AND PROCEDURES TAKING ALLSAFETY PRECAUTIONS. ALL SPARE AND TOOLS (SHIP’S SUPPLY ).E25019. 1 : 1. AIR COOLER TUBE NEST TO BEPULLED OUT REMOVED & TRANSPORTED TO YARDW/SHOP TO TAKE DUE CARE OF FINS. TUBE NESTSTO BE CHEMICALLY CLEANED AT RECOMMANDEDTEMPERATURE AS PER CHEMICAL MAKER’SRECOMMANDATIONS.(CHEMICAL VENDOR SUPPLY). AFTER CHEMICAL CLEANING THE TUBE NESTELEMENTS TO BE THROUGHLY WASHED &CHEMICALS NEUTRALISED & THEN BLOWNTHROUGH WITH COMPRESSED AIR. PRESSUREDROP ACROSS ( AIR SIDE ) TO BE SHOWN TO CEO / 2EO IN WORKSHOP. - 1.00 LS 68 TUBE RENEWAL E25019. 2 : 2. AFTER PRESSURE TEST OF THEAIR COOLER CONSIDER RENEWAL OF 6 NOS OF TUBES. - 6.00 NOS 69 SIDE COVERS AND END COVERSE25019. 3 : 3. THE SIDE COVERS AND ENDCOVERS TO BE THROUGHLY CLEANED ANDINSPECTED. COATINGS TO BE CHECKED.DAMAGED COATINGS TO BE REPAIRED AS THE ORIGINAL. - 1.00 LS 70 AIR COOLER CLEANING AND V/V O/H E25019. 4 : 4. AIR COOLERS ENGINE SIDESURFACES TO BE THOROUGHLY CLEANEDCHIPPED & PRIMER TO BE APPLIED (PRIMERVENDOR SUPPLY). NON RETURN FLAP V/VS (6 NOS)IN SCAVENGE AIR RECEIVER TO BE O’HAULED &FITTED BACK IN PLACE AS THE ORIGINAL ANDPROVE POSITIVE CLOSING. - 100.00M2 71 AIR COOLER TUBE NESTS FITMENTE25019. 5 : 5. AIR COOLER TUBE NESTS TO BEBROUGHT BACK ONBOARD TAKING DUE CARE OFFINS AND FITTED BACK IN PLACE AS THE ORIGINALUSING NEW JOINTS & SEAL RINGS (VENDOR SUPPLY). - 1.00 SET 72 STUDS AND NUT RENEWALE25019. 6 : 6. CONSIDER RENEWAL OF 12 NOSSTUDS & NUTS OF ASSORTED SIZES. - 12.00 PCS 73 AIR COOLER PTE25019. 7 : 7. AIR COOLER WATER SIDE TO BEPRESSURE TESTED AT 6.0 KG / CM2 PRESSUREAND SHOWN TO CEO/2EO. - 1.00 SET 74 B/F VALVE OVERHAU,ING E25019. 8 : 8. AUX. BLOWER BUILT INBUTTERFLY VALVES TO BE OVERHAULED ANDFITTED BACK AS ORIGINAL. - 1.00 SET 75 MANOMETER OVERHAUL E25019. 9 : 9. MANOMETER TO O’HAULDEFECTIVE PARTS TO RENEW (VENDOR SUPPLY) &FIT BACK WITH LIQUID & MADE OPERATIONAL. - 1.00 PCS 76 WATER MIST CATCHER E25019. 10 : 10. WATER MIST CATCHERFOR AUTO DRAINING THE WATER FROMSCAVENGEING SYSTEM IS MAL FUNCTIONING(SCAVENGE AIR LEAKS CONTINUOUSLY TO DRAINLINE) SAME TO OVER HAUL. - 1.00 SET 77 MAIN ENGINE OIL MIST DETECTORE 25022 : MAIN ENGINE OIL MISTDETECTOR (SURVEY)MAKER : GRAVINERTYPE : M K6 24V. DC 2AMP.(MAX.)WORK SPECIFICATIONSALL WORK TO BE CARRIED OUTSTRICTLY AS PER THE MAKER’S MAINTENANCEINSTRUCTIONS & PROCEDURES TAKING ALLSAFETY PRECAUTIONS. ALL SPARES & TOOLS (SHIP’S SUPPLY ).E 20022. 1 : 1. TO SERVICE THE MAIN UNIT &SEVEN DETECTOR HEADS CALIBRATE THESYSTEM PALSTIC BAG AND TEST VAPOUR(VAPOUR DISTILLATE FROM SERVICE BOX) FOREACH UNIT. - 1.00 SET 78 REPLACEMENT SINTERED BRONZE FILTER E 20022. 2 : 2. REPLACE THE SINTEREDBRONZE FILTER IN THE MEASURING HEAD & IN THEPRESSURE REDUCER. - 1.00 PC 79 SIPHON BLOCK PLUGS E 20022. 3 : 3. REMOVE SIPHON BLOCKPLUGS & BLOW – CLEAN THE SIPHON WITHCOMPRESSED AIR ( MAX. 07 BARS ) - 1.00 PC 80 DETECTOR HEADS GLANDS & SEALING STRIPSE 20022. 4 : 4. ALL DETECTOR HEADSGLANDS & SEALING STRIPS SEALING / MOUNTINGTO CHECK. - 1.00 SET 81 FUNCTION CHECK E 20022. 5 : 5. FUNCTION CHECK WITHSAFETY SYSTEM / GOVERNOR TO CONFIRM - 1.00 SET 82 MAIN THRUST BEARING & THRUST SHAFT TYPE : STX MAN-B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATION :MAIN THRUST BEARING & THRUSTSHAFT TO BE SURVEYED.E 25023. 1 : 1. CHECK & NOTE DOWN THRUSTBEARING CLEARANCE BEFORE AND AFTER THE WORK - 1.00 SET 83 ALL PARTS CLEANING & PRESENTED TO SURVEYE 25023. 2 : 2. TO REMOVE FORWARD & AFTTHRUST BLOCK COVERS. THRUST SEGMENTS ANDTHRUST COLLARS OUT FROM CRANK CASE. ALLPARTS TO BE THROUGHLY CLEANED ANDPRESENTED TO SURVEYORS FOR INSPECTION. - 1.00 SET 84 BOX UPE 25023. 3 : 3. AFTER SURVEYOR’S APPROVALALL PARTS TO BE BOXED BACK AS THE ORIGINAL - 1.00 SET 85 MAIN ENGINE LUBE OIL SUMP TANKE 25024 : MAIN ENGINE LUBE OIL SUMP TANK ( SURVEY ).CAPACITY 26.1 CUBIC METERSTYPE : STX MAN-B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMTANK CAP: 26.1 CUBIC METERWORK SPECIFICATIONS :M.E.L.O. SUMP TANK TO BE OPENED UP FOR SURVEY.E 25024.1 : 1. FOUR NOS MANHOLE DOORS TOREMOVE AND M.E. LUBE OIL SUMP TANK TO BEMANUALLY CLEANED. ABOUT 1 TON OF DIRTY LUBEOIL TO BE PUMPED OUT ASHORE. ALL GRATINGSTO BE CLEANED. AFTER THROUGH CLEANINGTANK TO BE PRESENTED TO SURVEYORS FORINSPECTION. AFTER THEIR APPROVAL TANK TO BEBOXED BACK AS ORIGINAL. - 1.00 LSMANHOLE DOORS GASKETS TO BE RENEWED (VENDOR SUPPLY). 86 SUMP LOW OIL LEVEL ALARM E 25024.2 : 2. SUMP LOW OIL LEVEL ALARM TOBE CHECKED FOR PROPER OPERATION ANDSHOWN TO SUPDT. & SURVEYOR. - 1.00 PC 87 ARRANGMENT SHORE RECEPTION FACILITYE 25024.3 : QUOTE SEPARATELY FORARRANGING SHORE RECEPTION FACILITY FORLANDING 16000 LTRS OF DIRTY LUB OIL. - 16000.00 LTRS 88 HOLDING DOWN BOLTSE 25025: RE-TIGHTENING OF HOLDINGDOWN BOLTS & END CHOCK BOLTS FOR MAIN ENGINE (SURVEY)TYPE : STX MAN-B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATIONS:E25025. 1 : 1. HOLDING DOWN BOLTSTIGHTNESS TO BE CHECKED (USING HYDRAULICJACK MARKED WITH HOLDING DOWN BOLTS) BYRAISING THE HYDRAULIC PRESSURE SLOWLYWHILE CONSTANTLY ATTEMPTING TO LOOSEN THENUT WITH THE TOMMY BAR. THE OIL PRESSUREINDICATED BY THE PRESSURE GAUGE WHEN THENUT COMES TO LOOSE (LOOSENING PRESSURE) ISTO BE RECORDED IN THE CHECKING TABLE. THEBOLTS ARE TIGHTENED TO THE NORMALTIGHTENINIG PRESSURE THEREAFTER. TIGHTENIGPRESSURE 1500 BAR. - 1.00 SET 89 END CHOCK BOLTS E25025. 2 : 2 END CHOCK BOLTSTIGHTNESS TO BE CHECKED (USING HYDRAULICJACK MARKED WITH EPOXY CHOCKS) BY RAISINGTHE HYDRAULIC PRESSURE SLOWLY WHILECONSTANTLY ATTEMPTING TO LOOSEN THE NUTWITH THE TOMMY BAR. THE OIL PRESSUREINDICATED BY THE PRESSURE GAUGE WHEN THENUT COMES TO LOOSE (LOOSENING PRESSURE) ISTO BE RECORDED IN THE CHECKING TABLE. THEBOLTS ARE TIGHTENED TO THE NORMALTIGHTENINIG PRESSURE THEREAFTER. TIGHTENIGPRESSURE – 1500 BAR. - 1.00 PCS 90 END CHOCK BOLTS E25025. 3 : 3 . END CHOCK BOLTS TIGHTNESSTO BE CHECKED USING HYDRAULIC JACK MARKEDWITH END CHOCKS AND RECORDED. THE BOLTSARE TIGHTENED TO THE NORMAL - 1.00 LSTIGHTENINIG PRESSURE THEREAFTER.TIGHTENIG PRESSURE – 1500 BAR. 91 HEIGHT OF SUPPORTING CHOCKS ARE TO BE CHE25025. 4 : 4. IMMEDIATELY AFTER FINISHINGOF CHECKING OF THE LOOSENING PRESSURES OFTHE HOLDING DOWN BOLTS AND THERETIGHTENING OF THE HEIGHT OF THE EPOXYSUPPORTING CHOCKS ARE TO BE CHECKED. - 1.00 LSWARNING: ACCIDENTAL APPLICATION OFLARGER JACK (MEANT FOR THE END CHOCKBOLTS) ON THE HOLDING DOWN BOLTS WOULDCAUSE SERIOUS OVER-STRESSING OF EPOXYSUPPORTING CHOCKS.TRIALS TO BE UNDERTAKEN POST COMPLETIONOF JOBS TO THE SATISFACTION OF CSL / SCI 92 OVERHAULING OF MAIN ENGINES (Material Part) 93 MAIN ENGINE SURVEY E 25009 : MAIN ENGINE ( SURVEY )TYPE : STX MAN - B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMVENDOR TO SUPPLY ONE PNEUMATIC /HYDRAULICP/P (1500 BAR) ALONG WITH NECESSARYCONNECTIONS FOR REQUIRED MAIN ENGINE JOBSWORK SPECIFICATION :COMPLETE DECARBONISATION OF MAIN ENGINEUNITS1. ALL WORK TO BE CARRIED OUT STRICTLY ASPER THE MAKER’S MAINTENANCE INSTRUCTIONSTAKING ALL SAFETY PRECAUTIONS. ALL SPARESAND TOOLS (SHIP’S SUPPLY). ALL NECESSARYPARTS TO BE SHOWN TO SURVEYORS FOR THEIRAPPROVAL.E25009.1 :M.E. UNIT NOS 1 TO 7(ALL SIX UNITS)TO BESURVEYED. - 7.00 NO 94 UNIT ISOLATION AND CYLINDER HEAD REMOVALE25009.2 : 2. ISOLATE THE UNITS - DRAINCOOLING WATER FUEL OIL ETC. REMOVE ALLNECESSARY CYLINDER HEAD CONNECTIONSREMOVE CYLINDER HEADS WITH EXHAUST VALVESAND PISTONS WITH STUFFING BOX ANDTRANSPORT SAME TO YARD WORKSHOP. -7.00 NO 95 CYLINDER HEAD DISASSEMBLY AND INSPECTIONE25009.3 : 3. DISCONNECT AND REMOVE ALLCYLINDER HEAD MOUNTINGS. DISMANTLECYLINDER HEADS AND SEPARATE THEM FROMCOOLING JACKETS. THROUGHLY CLEAN CYLINDERHEADS AND COOLING JACKET SURFACES. RENEWALL “O”RINGS AND ASSEMBLE CYLINDER HEADSAND COOLING JACKETS. CYLINDER HEAD COOLINGSURFACES TO BE PRESSURE TESTED TO 06 KGS /CM2 AND SHOWN TO 2EO & CEO.ALL CYLINDERHEAD MOUNTINGS POCKETS AND SEATS TO BETHROUGHLY CLEANEDAND SEATS TO BE LAPPED.FUEL VALVE NOZZLE AREA TO BE CHECKED FORCORROSION ATTACK AND IF SAME EXCEEDSDEPTH OF 8 MMS THEN RECONDITIONING TO BEDONE AS PER MAKER’S INSTRUCTIONS. CYLINDERAIR STARTING V/VS AND INDICATOR VALVES TO BEO’HAULED AND TESTED TO PROOVESATISFACTORY OPERATION AND SHOWN TO 2EO /CEO. CYLINDER HEAD RELIEF V/VS TO BEPRESSURE TESTED TO CORRECT OPENINGPRESSURE AS MARKED ON FLANGE OF THEHOUSING & SHOWN TO 2 E/O & CEO. INDICATORV/VS LEAK TEST TO BE SHOWN TO 2EO / CEO.AFTER THE SURVEYORS & SUPTD. APPROVAL ALLTHE MOUNTINGS TO BE ASSEMBLED & FITTEDBACK IN PLACE AS THE ORIGINAL. - 7.00 NO 96 EXHAUST VALVE OVERHAULING E25009.4 : 4. DISMANTLE THE EXHAUST V/VSCOMPLETELY. THROUGHLY CLEAN ALL PARTS &SHOWN TO SURVEYORS &SUPTD. RENEW ALLWORN / DEFECTIVE PARTS AS REQUIRED & ALLSEAL RINGS FROM SHIP’S SPARES. CHECK THEVALVE & SEATS & IF REQUIRED GROUND THEVALVES & SEATS AS PER MAKER’S INSTRUCTIONS.THROUGHLY CLEAN EXHAUST V/VS COOLINGWATER SURFACES & PRESSURE TEST TO 06 KGS /CM2 IN PRESENCE OF SURVEYORS & SUPTD.AFTER THEIR APPROVAL ASSEMBLE THE EXHAUSTVALVES AS THE ORIGINAL AND FIT THE EXHAUSTVALVES IN PLACE ON CYLINDER HEADS & TIGHTENTHE NUTS HYDRAULICALLY AT 1500 BARS.ALLCYLINDER HEAD ASSSEMBLIES TO BETRANSPORTED BACK ONBOARD. - 7.00 NO 97 CYLINDER LINER REMOVAL AND INSPECTIONE25009.5 : 5. ALL UNITS CYLINDER LINERS TOBE REMOVED AS PER MAKER’S INSTRUCTIONS &TRANSPORTED TO YARD’S WORKSHOP. ALL LINERSURFACES & SCAVENGE PORTS TO BETHROUGHLY CLEANED. L.O.QUILL PASSAGES TOBE THROUGHLY BLOWN THROUGH WITHCOMPRESSED AIR & CLEARED. LINERS TO BECALIBRATED AND READINGS TO BE RECORDED. IFREQUIRED HONNING TO BE CARRIED OUT AS PERMAKERS GUIDANCE. CARRY OUT DYE CHECK ONALL CYLINDER LINERS IN WAY OF TOP ANDBOTTOM L.O.GROOVES FOR DETECTING CRACKSIF ANY & SHOWN TO SURVEYORS & SUPDT.ALLL.O.QUILLS TO BE O’HAULAND & FUNCTION TESTEDIN PRESENCE OF 2EO / CEO. ALL LINERS TO BETRANSPORTED BACK ONBOARD ALL JACKETSURFACES TO BE THROUGHLY CLEANED & DYETEST TO BE CARRIED OUT IN PRESENCE OFSURVEYORS & SUPDT .ALL LINER CALIBRATIONSTO BE SHOWN TO SURVEYORS & SUPTD. & AFTERTHEIR APPROVAL ALL LINERS TO BE BOXEDBACKIN PLACE AS THE ORIGINAL USING NEW SEALRINGS.(SHIP’S SUPPLY).L.O. QUILLS TO BE FITTEDBACK IN PLACE AS THE ORIGINAL. - 7.00 PC 98 PISTON DISASSEMBLY AND WEAR CHECK E25009.6 : 6. DISMANTLE ALL PISTONS ANDSTUFFING BOXES. ALL PARTS TO BE THROUGHLYCLEANED AND EXAMINED. D.P.TESTS TO BECARRIED OUT ON PISTON CROWNS AND PISTONSKIRTS AND CHECKED FOR FRETTING ANDCRACKS AS PER MAKER’S INSTRUCTIONS. CHECKTHE PISTON CROWN WEAR DOWN BY WEARDOWNGAUGE PISTON RING GROOVES TO BETHROUGHLY CLEANED.GROOVES & PISTON RINGSTO BE CALIBRATED & READINGS TO BERECORDED.ALL PARTS TO BE PRESENTED TOSURVEYORS & SUPTD & AFTER THEIR APPROVALASSEMBLE ALL PISTONS AS PER MAKER’SINSTRUCTIONS. ALL PISTONS TO BE PRESSURETESTED TO 7 BARS IN PRESENCE OF SURVEYORS& SUPTD. PISTON ROD TO BE GAUGED. PISTONROD STUFFING BOX ALL PARTS TO BE THROUGHLYCLEANED. STUFFING BOX CALIBRATIONS TOCHECK AND RECORD THE READINGS. ALLWORNOUT / DAMAGED PARTS TO BE RENEWEDFROM SHIP’S SPARES.STUFFING BOXES TO BEASSEMBLED ON PISTON RODS USING NEW SEALRINGS. PISTON RODS ALONG WITH STUFFINGBOXES TO BE TRANSPORTED BACK ONBOARD. - 7.00 PC 99 CROSSHEAD AND STUFFING BOX ASSEMBLYE25009.7 : 7. CROSS HEAD SURFACES TO BECLEANED THOROUGHLY. LOWER THE PISTONS INPLACE ALONG WITH THE STUFFING BOXES ANDTIGHTEN THE NUTS AS PER MAKER’SINSTRUCTIONS.STUFFING BOX BOLTS TO BETIGHTENED. ALL LASHINGS TO BE RESTORED.LOWER THE CYLINDER HEADS ALONG WITHEXHAUST V/VS AND TIGHTEN THE NUTS. ALLCYLINDER HEAD CONNECTIONS TO BE RESTOREDBACK AS THE ORIGINAL. C.W. TO BE TRIED OUTAND ENSURE NO LEAKAGES. F.O. & L.O. TO BETRIED OUT. F.O.LINES TO BE PRIMED. CONSIDERRENEWAL OF 12 NOS OF EXHAUST MANIFOLDBOLTS. EXHAUST MANIFOLD LAGGINGS TO BERENEWED AS THE ORIGINAL (VENDOR SUPPLY). - 7.00 PC 100 PISTON AND SCAVENGE SPACES CLEANINGE25009.8 : 8. ALL UNITS UNDER PISTON ANDSCAVENGE SPACES TO BE THROUGHLY CLEANED.EXHAUST MANIFOLD INSPECTION DOORS TO BEOPENED UPFOR CLEANING. ENTIRE EXHAUSTMANIFOLD TO BE THROUGHLY DECRBONISED &CLEANED USING WIRE BRUSHES & SHOWN TO CEO/ 2EO. TURBO CHARGER INLET GRIDS TO BETHROUGHLY CLEANED & INSPECTED FOR WEARDOWN / DAMAGE. SAME TO REPAIR OR RENEW.ALL UNDER PISTON & SCAVENGE SPACES TO BEINSPECTED. EXHAUST MANIFOLD INSPECTIONDOORS & UNDER PISTON & SCAVENGE SPACEDOORS TO BE BOXED BACK AS THE ORIGINALUSING NEW JOINTS (VENDORSUPPLY).CONSIDERRENEWAL OF 24 NOS BOLTS / STUDS WITH NUTSOF ASSORTED SIZES. C/CASE TO BE THROUGHLYCLEANED & INSPECTED. C/CASE DOORS TO BEBOXED BACK AS THE ORIGINAL USING NEWRUBBER RINGS (VENDOR SUPPLY). - 7.00 PC 101 ME TURNING E25009.9 : 9. M.E. TO BE TURNED ONTURNING GEAR WITH L.O. PUMP RUNNING FORSOME TIME. SATISFACTORY RUNNING TRIAL TO BEGIVEN TO THE SATISFICATION OF SHIP’S STAFF. - 1.00 LS 102 AIR DISTRUBOTOR & MAIN MASTER VALVE O/HE25009.10 : 10. MAIN ENGINE STARTING AIRDISTRUBOTOR AND MAIN MASTER VALVE TOO/HAUL THROUGH MAKERS SERVICE ENGINEER(SPARE SHIPS SUPPLY). - 1.00 SET 103 EXHAUST VALVE SEAT AND VALVE GRINDINGE25009.11 : A). GRINDING OF EXHAUST VALVESEAT AND VALVE BY CHRIS GRINDING MACHINE - 07 NO - 7.00 NO 104 PISTON TO BE RECONDITIONED E25009.12 : B).CONSIDER 7 NO PISTON TO BERECONDITIONED. - 7.00 NO 105 CYLINDER HEAD TO BE RECONDITIONEDE25009.13 : C) CONSIDER 7 NO CYLINDERHEAD TO BE RECONDITIONED. - 7.00 NO 106 MACHINING OF SPINDLE & CAGE REPAIR E25009.14 : D). CONSIDER 07 NOS V/VSPINDLES/SEAT AND CAGE TO REPAIR WITHNIMONIC COATING. - 7.00 NO 107 MACHINING OF LANDING FACES E25009.15 : E). MACHINING OF LANDING FACESOF AIR STARTING V/VS; EXHAUST V/VS; FUEL V/VSON CYLINDER HEADS – 07 NOS. - 7.00 No 108 COMBUSTION SPACES DP TESTE25009.16 : F).CYLINDER COVERSCOMBUSTION SPACES TO CHECK FOR CRACKSWITH D.P. TEST – 07 NOS - 7.00 NO 109 ASH BLASTING OF EX. VALVES BODIES E25009.17 : G). ASH BLASTING OF 08 NOSEXHAUST VALVES BODIES. - 7.00 NO 110 PISTON CROWNS DP TEST E25009.18 : H). PISTON CROWNS 07 NOS TOCHECK FOR CRACKS WITH D.P. TEST INTERNALLYAND EXTERNALLY. - 7.00 NO 111 CYLINDER COVER REPAIRE25009.19 : I). CYLINDER COVER EROSION ATFUEL VALVE HOLES TO REPAIR BY MAKER’SRECOMMENDED PROCEDURE. - 7.00 NO 112 M E ECO CAM MODIFICATIONE25009.20 : 11. MAIN ENGINE ECO CAMMODIFICATION TO BE CARRIED OUT . -1.00 LUMPSUM 113 MAIN JOURNALS & BEARINGSE 25010: MAIN BEARING & JOURNAL FORMAIN ENGINE (SURVEY)TYPE : STX MAN - B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATION:OURNALS & BEARINGS FOR MAIN ENGINE OR ASPER SURVEYOR TO BE OPENED UP FOR O’HAUL/INSPECTION AND SURVEY. ALL WORK TO BECARRIED OUT STRICTLY AS PER THE MAKER’SMAINTENANCE INSTRUCTIONS & PROCEDURES BYTAKING ALL NECESSARY SAFETY PRECAUTIONS.ALL TOOLS AND SPARES SHIP’S SUPPLY. - 8.00 PC 114 CRANK SHAFT DELECTIONS E25010.2 : 2. MEASURE AND RECORDM.E.CRANK SHAFT DELECTIONS BEFORECOMMENCEMENT OF WORK & AFTER COMPLETIONOF WORK (AFLOAT) - 1.00 LS 115 REMOVE L.O.CONNECTIONS E25010.3 : 3. REMOVE L.O.CONNECTIONS OFSAID BEARINGS AND MEASURE & RECORD MAINBEARING TOP CLEARANCES USING BRIDGE GAUGEBEFORE COMMENCEMENT OF WORK AND AFTERTHE COMPLETION OF WORK. DISMANTLE ANDREMOVE MAIN BEARINGS TOP HALF OF BEARINGCAP. REMOVE TOP HALF OF THE BEARING SHELL.IF NECESSARY WITHDRAW LOWER HALF OFBEARING SHELLS. - 1.00 LS 116 CLEAN ALL PARTS E25010.4 : 4. THOROUGHLY CLEAN ALLPARTS SCORING IF ANY ON THE MAIN JOURNALSTO BE DRESSED UP AND POLISHED. MAINJOURNAL TO BE GAUGED AT DIFFERENT PLACESAND READINGS TO BE RECORED. ALL PARTS TO BEPRESENTED TO THE SURVEYORS AND AFTERTHEIR APPROVAL ALL PARTS TO BE ASSEMBLEDAND FITTED BACK IN PLACE WITH PROPERCLEANLINESS; LUBRICATION REQUIRED ANDTIGHTENED HYDRAULICALLY AS THE ORIGINAL. - 117 CALIBRATION READINGS E25010.5 : 5. ALL CALIBRATION READINGS TOBE SUBMITTED TO CEO. CRANK CASE TO BETHROUGHLY CLEANED AND INSPECTED; C / CASEDOORS TO BE BOXED BACK. - 1.00 LS 118 CRANK PIN BEARING CLEARANCE MEASUREMENTE 25011 : BOTTOM END BEARINGS/CRANK PINS AND WEBS FOR MAIN ENGINE (SURVEY)TYPE : STX MAN - B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATIONS :E 25011.1 : 1. M/E NO 1 2 3 4 5 6 & 7UNITSCRANK PIN BEARINGS OR AS PER SURVEYOR FORMAIN ENGINE TO BE OPENED UP FOR O’HAUL/INSPECTION AND SURVEY. ALL WORK TO BECARRIED OUT STRICTLY AS PER THE MAKER’SMAINTENANCE INSTRUCTIONS AND PROCEDURES;TAKING ALL NECESSARY SAFETY PRECAUTIONS.ALL TOOLS AND SPARES SHIP’S SUPPLY. - 7.00 NoE 25011.2 : 2. MEASURE AND RECORD SAIDCRANK PIN BEARINGS CLEARANCES BEFORECOMMENCEMENT OF WORK AND AFTER THECOMPLETION OF WORK. LOOSEN AND REMOVETHE NUTS OF CRANK PIN BEARIGS STUDSHYDRAULICALLY. LOWER THE BOTTOM BEARINGCASE INSIDE THE CRANK CASE FOR BEARINGSHELL INSPECTION. IF REQUIRED REMOVE THEBEARING CAP ALONG WITH BEARING SHELL FROMTHE CRANCASE. - 7.00 NO 119 MOUNT THE SUPPORTS FOR THE GUIDE SHOESE 25011.3 : 3. MOUNT THE SUPPORTS FORTHE GUIDE SHOES ON THE CROSS HEAD GIUDES.TURN DOWN THE CRANK UNTILL THE CROSSHEADSHOES RESTS ON THE SUPPORTS. SWING OUTTHE CONNECTING ROD SO THAT THE BEARINGSHELL AND CRANK PIN CAN BE CLEARLY SEENAND INSPECTED. - 1.00 LS 120 CRANK PIN CLEANING, GAUGING E 25011.4 : 4. THROUGHLY CLEAN ALL PARTSSCORING IF ANY ON THE CRANK PIN TO BEDRESSED UP AND POLISHED. CRANK PIN TO BEGAUGED AT DIFFERENT PLACES & READINGS TOBE RECORED. ALL PARTS TO BE PRESENTED TOTHE SURVEYORS & AFTER THEIR APPROVAL ALLPARTS TO BE ASSEMBLED AND FITTED BACK INPLACE WITH PROPER CLEANLINESS LUBRICATIONREQUIRED AND TIGHTENED HYDRAULICALLY ASTHE ORIGINAL. - 1.00 LSE 25011.5 : 5. ALL CALIBRATION READINGS TOBE SUBMITTED TO CEO. CRANK CASE TO BETHROUGHLY CLEANED AND INSPECTED C / CASEDOORS TO BE BOXED BACK. - 1.00 LS 121 CROSS HEAD BEARING CLEARANCE MEASUREMNETE 25012 : X - HEAD BEARINGS PINSAND GUIDES FOR MAIN ENGINE (SURVEY)TYPE : STX MAN - B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATIONS :E 25012.1 : 1. NO 1 2 3 4 5 6 &7 UNITS CROSSHEAD BEARINGS FOR MAIN ENGINE TO BE OPENEDUP FOR INSPECTION & SURVEY. ALL WORK TO BECARRIED OUT STRICTLY AS PER THE MAKER’SMAINTENANCE INSTRUCTIONS & PROCEDURES;TAKING ALL NECESSARY SAFETY PRECAUTIONS.ALL TOOLS AND SPARES SHIP’S SUPPLY. - 7.00 PCE 25012.2 : 2. MEASURE AND RECORD SAIDCROSS HEAD BEARINGS CLEARANCES BEFORECOMMENCEMENT OF WORK & AFTER THECOMPLETION OF WORK. LOOSEN AND REMOVETOP END BEARING CAPS AND SHELLS ( FWD / AFT). SWING OUT THE CONNECTING ROD FOR THEINSPECTION OF BOTTOM BEARING SHELL - 1.00 LS 122 CROSS HEAD CLEANING, GAUGING E 25012.3 : 3. THOROUGHLY CLEAN ALLPARTS. SCORING IF ANY ON THE CROSS HEAD PINTO BE DRESSED UP AND POLISHED.CROSS HEADPIN TO BE GAUGED AT DIFFERENT PLACES &READINGS TO BE RECORED. HANG THE BOLTS FORSURVEY. ALL PARTS TO BE PRESENTED TO THESURVEYORS AND AFTER THEIR APPROVAL ALLPARTS TO BE ASSEMBLED & FITTED BACK INPLACE WITH PROPER CLEANLINESS LUBRICATIONREQUIRED AND TIGHTENED HYDRAULICALLY ASTHE ORIGINAL. - 1.00 LSE 25012.4 : 4. ALL CALIBRATION READINGS TOBE SUBMITTED TO CEO. CRANK CASE TO BETHROUGHLY CLEANED AND INSPECTED C / CASEDOORS TO BE BOXED BACK. 123 CAM SHAFT ALIGNMENT CHECK E 25013 : M.E. CAMSHAFT DRIVES &ROLLER GUIDES (SURVEY).REVERSING GEAR TO BE PRESENTEDFOR SURVEY.TYPE : STX MAN - B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATIONS:ALL IMPORTANT WORK TO BE SHOWN TOTHE SURVEYOR & AFTER HIS APPROVAL ONLYPARTS TO BE BOXED BACK.E 25013.1 : 1. ALIGNMENT TO BE CHECKEDBETWEEN CAMSHAFT & CHAIN WHEEL SHAFT ATTHE DRIVE END COUPLING & BETWEEN EACHSECTION AT SUBSEQUENT FLANGE COUPLINGS. - 1.00 SET 124 MOMENT COMPENSATOR CHAIN ADJUSTEDMENTE 25013.2 : 2. MOMENT COMPENSATORCHAIN TO BE ADJUSTED AND TIGHTENED ASREQUIRED WITH THE TWO FLY WEIGHTS IN AVERTICAL DOWNWARD POSITION. - 1.00 SET 125 AFT CHAIN TIGHTENING E 25013.3 : 3. AFT CHAIN TO BE TIGHTENEDAS PER MAKERS INSTRUCTIONS. - 1.00 SET 126 ADJUSTMENT/TIMING OF CONTROL GEAR E 25013.4 : 4. ADJUSTMENT/TIMING OFCONTROL GEAR TO BE DONE AS PER MAKERSINSTRUCTIONS. - 1.00 SET 127 EXHAUST V/V AND FUEL P/P ROLLER GUIDEE 25013.5 : 5. TO CHECK ALL UNITS EXHAUSTV/V AND FUEL P/P ROLLER GUIDES AND RECTIFYFAULTS AS APPLICABLE. CLEARANCES OF ROLLER/BUSHING/ SHAFT PIN TO CHECK (MAX. 0.5MM).REVERSING LINK FOR FUEL P/P ROLLER GUIDE TOCHECK FOR CRACKS BY DP TEST AS PER B&WSERVICE LETTER SL97-345/UM. FUEL P/P GUIDEBLOCK SCREWS TO CHECK AND CHANGE AS PERB&W SERVICE LETTER & MISSING ONES TO RENEW. - 1.00 LS 128 GUIDE BAR TO CHECKE 25013.6 : 6. GUIDE BARS ON DRIVE CHAINAND MOMENT COMPENSATOR CHAIN TO CHECKAND RENEW.(SPARE SHIP SUPPLY) ASAPPROPRIATE. - 2.00 PC 129 REVERSING LINKS & FUEL PUMP ROLLER GUIDEE 25013.8 : 8. REVERSING LINKS TO CHECKFOR CRACKS WITH MPI TEST. FUEL PUMP ROLLERGUIDES TO CHECK FOR CRACKS WITH MPI TEST. IFFOUND CRACKS ROLLER GUIDES TO DISMANTLE.NEW ROLLER GUIDE TO FIT WITH NEW REVERSINGLINKS. (SPARES OWNER SUPPLY). - 1.00 SET 130 TIGHTNESS OF CAMSHAFT COUPLING BOLTS TOE 25013.9 : 9. TIGHTNESS OF CAM SHAFTCOUPLING BOLTS (8 NOS.) TO CHECK FORTIGHTNESS (700 NM) FOR CHECKING CHAINCASING COVER HAVING 60 NOS. BOLTS TOREMOVE & QUOTE ACCORDINGLY. 1.00 LS 131 REVERSING GEAR TO SURVEYE 25013.10 : 10. REVERSING GEAR TO BEPRESENTED FOR SURVEY. - 1.00 SET 132 TIE BOLTS TO CHECKE 25014 : PRE-TENSIONING STAY BOLTS /TIE BOLTS FOR MAIN ENGINE (SURVEY )TYPE : STX MAN - B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATIONS :E25014.1 : TIE BOLTS TO BE CHECKED FORPRETENSION. HYDRAULIC DISMANTLINGPRESSURE 1400 - 1650 BAR.D1 - 1500 BARD2 - 0.4 MM - 32.00 NO 133 STAY BOLTS RETIGHTENINGE25014.2 : 2. STAY BOLTS TO BERETIGHTENED IN PAIRS; WORKING FROM THEMIDDLE TOWARDS ONE END AND THEN FROM THEMIDDLE AGAIN TOWARDS THE OTHER END. -1.00 LS 134 STAY BOLTS RETIGHTENINGE25014.3 : 3. HYDRAULIC PRESSURE TO BEMAINTAINED AT D1 AND STAY BOLT NUTSRETIGHTENED WITH A TOMMY BAR MAKING SURENUTS BEARING AGAINST CONTACT FACE WITH AFEELER GUAGE. - 1.00 LS 135 STAY BOLTS RETIGHTENING E25014.4 : 4. AFTER COMPLETING ALL BOLTSTHE FIRST PAIR OF STAY BOLTS TO BE TIGHTENEDTO 10% BELOW D1 AND NUT TO BE CHECKED FORLOOSENESS. IF FOUND LOOSE ALL STAY BOLTS TOBE TIGHTENED ONCE AGAIN. IF NOT LOOSE THEFIRST PAIR TO BE TIGHTENED TO D1. - 1.00 LS 136 STAY BOLTS RETIGHTENINGE25014.5 : 5. D2 TO BE CHECKED BETWEENCONTACT FACE OF LOWERMOST NUT ANDBEDPLATE. - 1.00 LS 137 PIPE DISMOUNTINGE 25015 : HYDRAULIC ACTUATORS FORM.E. EXH. V/V (7 NOS.) - (SURVEY)TYPE : STX MAN -B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATIONS:E 25015.1 : ALL 7 UNITS INLET PIPES; DRAINPIPES & HIGH PRESSURE PIPES TO BEDISMOUNTED. - 7.00 PC 138 MOUNTINGS FOR INDICATOR DRIVES E 25015.2 : MOUNTINGS FOR INDICATORDRIVES TO BE RELEASED. - 1.00 LS 139 ROLLER E 25015.3 : ROLLER TO REST ON BASE CIRCLEOF CAM . - 1.00 LS 140 HOUSING & PISTON TO LIFT. PISTON RINGS TE 25015.4 : HOUSING AND PISTON TO BELIFTED (PISTON TO BE RELEASED FROM BAYONETLOCK BY DISMANTLING LOCKING PLATE ANDTURNING BY 90 DEG.). PISTON RINGS TO BERENEWED AS REQUIRES. MINIMUM THICKNESS =3.8MM - 7.00 UNIT 141 OIL CYLINDER LINER CALIBRATIONE 25015.5 : OIL CYLINDER LINER TOCALIBRATE . MAXIMUM DIA = 71.2 MM - 1.00 LS 142 V/VS OVERHAULING E 25015.6 : SAFETY V/VS AND NON RETURNV/VS TO BE OVERHAULED - 7.00 PCALL ITEMS TO FIT BACK IN GOOD WORKING ORDER.HYDRAULIC ACTUATOR TIGHTENING TORQUE =300Nm.LOCKING PLATE TIGHTENING = 10 NMABOVE TO PRESENTED FOR SURVEY. 143 FUEL PUMP TIMING E 25016 : FUEL PUMPS FOR MAINENGINE (SURVEY)TYPE : STX MAN-B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATIONS:TIGHTENING TORQUE FOR PUNCTUREV/V AND SUCTION V/V 650 Nm.E25016.1 : ALL UNITS FUEL PUMPS TIMINGSTO BE CHECKED AND RECORDED. DEVIATIONFROM ORIGINAL SETTINGS TO BE CORRECTED. - 7.00 UNIT 144 SUC V/V & PUNCTURE V/V O/H E25016.2 : ALL UNITS SUC. V/V ANDPUNCTURE V/V TO BE OVERHAULED AND FITTEDBACK. SEAL RINGS TO BE RENEWED (SHIP SUPPLY). - 7.00 UNIT 145 FUEL P/P SHOCK ABSORBERS DISMANTLE E25016.3 : ALL FUEL P/P SHOCK ABSORBERSTO BE DISMANTLED; CHECKED FOR CRACKS ASPER B&W SERVICE LETTER AND BOXED BACK.SPARES IF ANY TO BE SUPPLIED BY OWNER. - 7.00 UNIT 146 FUEL PUMP O/H 7.00 NUME25016.4 : UNIT NOS. 1 2 3 4 5 6 AND 7FUEL P/PS TO BE DISMANTLED; PRESENTED FORSURVEY AND BOXED BACK WITH NEW SEAL RINGS.NEW BARREL & PLUNGERS TO FIT ACCORDINGLYIF HAVING EXCESSIVE CLEARANCE (SHIP SUPPLY).FUEL P/P TIMINGS TO BE CHECKED/ADJUSTEDTHEREAFTER. - 7.00 UNIT 147 REVERSING MECHANISM OVERHAUL E25016.5 : ALL UNITS REVERSINGMECHANISM TO BE OVERHAULED. CLEARANCESBETWEEN ROLLER GUIDE AND GUIDE PLATE;GUIDE WAY AND PIN OF REVERSING LINK TO BECHECKED IN AHEAD AND ASTERN POSITION. - 1.00 SET 148 FUEL PUMP ROLLER GUIDE E25016.6 : FUEL PUMP ROLLER GUIDE ALLENBOLT TIGHTNESS AND DOWEL PIN CONDITION TOBE CHECKED. IF FOUND ANY DAMAGE. - 7.00 UNIT 149 EXHAULT VALVE TIMIMGE25016.7 : EXHAUST VALVE TIMING TOCHECK. - 7.00 UNIT 150 PUMP SURVEY E25016.8 : PUMP NO. - 1 2 3 4 5 6 AND 7 TOBE PRESENTED FOR SURVEY. - 7.00 NO 151 SYSTEM CHECKE 25017 : MAIN ENGINE CYLINDERLUBRICATORS (SURVEY)TYPE : STX MAN-B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMCYLINDER LUBRICATOR: MAKE ATLAS X 2NO. OF LUB OIL POINT: 6/ UNITWORK SPECIFICATIONS:E 25017.1 : COMPLETE SYSTEM CONSIST OFa)PUMP STATION b) ALCU c) HUMAN MACHINEINTERFACE(HMI) - PANEL d) 07 SETS OFLUBRICATORS - ONE FOR EACH ME CYL UNITe)LOAD TRANSMITTER f) SHAFT ENCODERg)BACKUP TRIGGER SYSTEM. - 7.00 UNITE 25017.2 : COMPLETE SYSTEM TO BECHECKED AS PER TESTBED TRIAL TEST SCHEME &DOCK TRIAL COMMISSIONING PROCEDURE - 1.00 LS 152 M E CYLINDER LUBRICATORS INSPECTION E 25017.3 : ALL 07 SETS OF LUBRICATOR TOBE CHECKED FOR PROPER OPERATION BOTHACCUMULATORS TO BE CONFIRMED OF CORRECTNITROGEN PRESSURE AS PER MAKER. - 7.00 UNIT 153 CYLINDER OIL ADMISSION E 25017.4 : TIMINGS OF CYLINDER OILADMISSION TO BE CHECKED AS PER MAKER’SINSTRUCTIONS AND RECORDED. - 7.00 UNIT 154 CYLINDER LUBRICATOR ADJUSTMENTE 25017.5 : ADJUSTMENT OF CYLINDERLUBRICATOR TO BE CARRIED OUT IFREQUIRED.SATISFACTORY TRIAL TO BE SHOWN TOCEO/SUPDT. - 7.00 UNITJOB TO BE CARRIED OUT IN PRESENCE OFMAKERS SERVICE ENGINEER. 155 TOP BRACINGS BEAMS TO BE CHECKEDE 25018 : MAIN ENGINE TOP BRACINGBEAM (SURVEY)TYPE : STX MAN-B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMTOP BRACING MAKE :HANMI HYDRAULICMACHINERIES TYPE: HTBS200-30WORK SPECIFICATIONS:E25018. 1 : MAIN ENGINE 02 NOS TOPBRACINGS BEAMS TO BE CHECKED FORMISALIGNMENT AND INSTALLATIONTOLERANCES.TO DO ADJUSTMENTS AS NECESSARY. - 2.00 PC 156 ACCUMULATORE25018. 2 : ACCUMULATOR TO BE PRESSURETESTED TO OEM SET PRESSURE. IF LEAKAGE ISFOUND SAME TO BE RECHARGED. - 2.00 PC 157 PISTON AND LINERE25018. 3 : PISTON AND LINER TO BE OPENEDAND RECONDITIONED. LINER TO BE HONED. SEALSTO BE RENEWED, SPARES VENDOR SUPPLY. - 2.00 PCE20018. 4 : TO CHECK PROPER FUNCTIONINGOF TOP BRACING CONTROL SYSTEM ON AUTOMODE AND WORKING OF MCR PSP SWITCH.SATISFACTORY TRIALS TO BE SHOWN DURING SEA TRIALS. - 1.00 LS 158 ME AIR COOLER TUBEE 25019 - M.E. AIR COOLER AND SCAVENGE AIR SYSTEM (SURVEY)TYPE : STX MAN-B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMAIR COOLER SPECS : WEIGHT 2190 KG/MAKE DONG HWA ENTEC KOREAHYD. TEST PRESS 8 BAR COOLINGSURFACE 732.2 M3.WORK SPECIFICATIONS :ALL WORK TO BE CARRIED OUTSTRICTLY AS PER THE MAKER’S MAINTENANCEINSTRUCTIONS AND PROCEDURES TAKING ALLSAFETY PRECAUTIONS. ALL SPARE AND TOOLS (SHIP’S SUPPLY ).E25019. 1 : 1. AIR COOLER TUBE NEST TO BEPULLED OUT REMOVED & TRANSPORTED TO YARDW/SHOP TO TAKE DUE CARE OF FINS. TUBE NESTSTO BE CHEMICALLY CLEANED AT RECOMMANDEDTEMPERATURE AS PER CHEMICAL MAKER’SRECOMMANDATIONS.(CHEMICAL VENDOR SUPPLY). AFTER CHEMICAL CLEANING THE TUBE NESTELEMENTS TO BE THROUGHLY WASHED &CHEMICALS NEUTRALISED & THEN BLOWNTHROUGH WITH COMPRESSED AIR. PRESSUREDROP ACROSS ( AIR SIDE ) TO BE SHOWN TO CEO / 2EO IN WORKSHOP. - 1.00 LS 159 TUBE RENEWAL E25019. 2 : 2. AFTER PRESSURE TEST OF THEAIR COOLER CONSIDER RENEWAL OF 6 NOS OF TUBES. - 6.00 NOS 160 SIDE COVERS AND END COVERSE25019. 3 : 3. THE SIDE COVERS AND ENDCOVERS TO BE THROUGHLY CLEANED ANDINSPECTED. COATINGS TO BE CHECKED.DAMAGED COATINGS TO BE REPAIRED AS THE ORIGINAL. - 1.00 LS 161 AIR COOLER CLEANING AND V/V O/H E25019. 4 : 4. AIR COOLERS ENGINE SIDESURFACES TO BE THOROUGHLY CLEANEDCHIPPED & PRIMER TO BE APPLIED (PRIMERVENDOR SUPPLY). NON RETURN FLAP V/VS (6 NOS)IN SCAVENGE AIR RECEIVER TO BE O’HAULED &FITTED BACK IN PLACE AS THE ORIGINAL ANDPROVE POSITIVE CLOSING. - 100.00M2 162 AIR COOLER TUBE NESTS FITMENTE25019. 5 : 5. AIR COOLER TUBE NESTS TO BEBROUGHT BACK ONBOARD TAKING DUE CARE OFFINS AND FITTED BACK IN PLACE AS THE ORIGINALUSING NEW JOINTS & SEAL RINGS (VENDOR SUPPLY). - 1.00 SET 163 STUDS AND NUT RENEWALE25019. 6 : 6. CONSIDER RENEWAL OF 12 NOSSTUDS & NUTS OF ASSORTED SIZES. - 12.00 PCS 164 AIR COOLER PTE25019. 7 : 7. AIR COOLER WATER SIDE TO BEPRESSURE TESTED AT 6.0 KG / CM2 PRESSUREAND SHOWN TO CEO/2EO. - 1.00 SET 165 B/F VALVE OVERHAU,ING E25019. 8 : 8. AUX. BLOWER BUILT INBUTTERFLY VALVES TO BE OVERHAULED ANDFITTED BACK AS ORIGINAL. - 1.00 SET 166 MANOMETER OVERHAUL E25019. 9 : 9. MANOMETER TO O’HAULDEFECTIVE PARTS TO RENEW (VENDOR SUPPLY) &FIT BACK WITH LIQUID & MADE OPERATIONAL. - 1.00 PCS 167 WATER MIST CATCHER E25019. 10 : 10. WATER MIST CATCHERFOR AUTO DRAINING THE WATER FROMSCAVENGEING SYSTEM IS MAL FUNCTIONING(SCAVENGE AIR LEAKS CONTINUOUSLY TO DRAINLINE) SAME TO OVER HAUL. - 1.00 SET 168 MAIN ENGINE OIL MIST DETECTORE 25022 : MAIN ENGINE OIL MISTDETECTOR (SURVEY)MAKER : GRAVINERTYPE : M K6 24V. DC 2AMP.(MAX.)WORK SPECIFICATIONSALL WORK TO BE CARRIED OUTSTRICTLY AS PER THE MAKER’S MAINTENANCEINSTRUCTIONS & PROCEDURES TAKING ALLSAFETY PRECAUTIONS. ALL SPARES & TOOLS (SHIP’S SUPPLY ).E 20022. 1 : 1. TO SERVICE THE MAIN UNIT &SEVEN DETECTOR HEADS CALIBRATE THESYSTEM PALSTIC BAG AND TEST VAPOUR(VAPOUR DISTILLATE FROM SERVICE BOX) FOREACH UNIT. - 1.00 SET 169 REPLACEMENT SINTERED BRONZE FILTER E 20022. 2 : 2. REPLACE THE SINTEREDBRONZE FILTER IN THE MEASURING HEAD & IN THEPRESSURE REDUCER. - 1.00 PC 170 SIPHON BLOCK PLUGS E 20022. 3 : 3. REMOVE SIPHON BLOCKPLUGS & BLOW – CLEAN THE SIPHON WITHCOMPRESSED AIR ( MAX. 07 BARS ) - 1.00 PC 171 DETECTOR HEADS GLANDS & SEALING STRIPSE 20022. 4 : 4. ALL DETECTOR HEADSGLANDS & SEALING STRIPS SEALING / MOUNTINGTO CHECK. - 1.00 SET 172 FUNCTION CHECK E 20022. 5 : 5. FUNCTION CHECK WITHSAFETY SYSTEM / GOVERNOR TO CONFIRM - 1.00 SET 173 MAIN THRUST BEARING & THRUST SHAFT TYPE : STX MAN-B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATION :MAIN THRUST BEARING & THRUSTSHAFT TO BE SURVEYED.E 25023. 1 : 1. CHECK & NOTE DOWN THRUSTBEARING CLEARANCE BEFORE AND AFTER THE WORK - 1.00 SET 174 ALL PARTS CLEANING & PRESENTED TO SURVEYE 25023. 2 : 2. TO REMOVE FORWARD & AFTTHRUST BLOCK COVERS. THRUST SEGMENTS ANDTHRUST COLLARS OUT FROM CRANK CASE. ALLPARTS TO BE THROUGHLY CLEANED ANDPRESENTED TO SURVEYORS FOR INSPECTION. - 1.00 SET 175 BOX UPE 25023. 3 : 3. AFTER SURVEYOR’S APPROVALALL PARTS TO BE BOXED BACK AS THE ORIGINAL - 1.00 SET 176 MAIN ENGINE LUBE OIL SUMP TANKE 25024 : MAIN ENGINE LUBE OIL SUMP TANK ( SURVEY ).CAPACITY 26.1 CUBIC METERSTYPE : STX MAN-B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMTANK CAP: 26.1 CUBIC METERWORK SPECIFICATIONS :M.E.L.O. SUMP TANK TO BE OPENED UP FOR SURVEY.E 25024.1 : 1. FOUR NOS MANHOLE DOORS TOREMOVE AND M.E. LUBE OIL SUMP TANK TO BEMANUALLY CLEANED. ABOUT 1 TON OF DIRTY LUBEOIL TO BE PUMPED OUT ASHORE. ALL GRATINGSTO BE CLEANED. AFTER THROUGH CLEANINGTANK TO BE PRESENTED TO SURVEYORS FORINSPECTION. AFTER THEIR APPROVAL TANK TO BEBOXED BACK AS ORIGINAL. - 1.00 LSMANHOLE DOORS GASKETS TO BE RENEWED (VENDOR SUPPLY). 177 SUMP LOW OIL LEVEL ALARM E 25024.2 : 2. SUMP LOW OIL LEVEL ALARM TOBE CHECKED FOR PROPER OPERATION ANDSHOWN TO SUPDT. & SURVEYOR. - 1.00 PC 178 ARRANGMENT SHORE RECEPTION FACILITYE 25024.3 : QUOTE SEPARATELY FORARRANGING SHORE RECEPTION FACILITY FORLANDING 16000 LTRS OF DIRTY LUB OIL. - 16000.00 LTRS 179 HOLDING DOWN BOLTSE 25025: RE-TIGHTENING OF HOLDINGDOWN BOLTS & END CHOCK BOLTS FOR MAIN ENGINE (SURVEY)TYPE : STX MAN-B&WMODEL: 7 S 50MC-C8BHP : 15500 BHP @ 127 RPMWORK SPECIFICATIONS:E25025. 1 : 1. HOLDING DOWN BOLTSTIGHTNESS TO BE CHECKED (USING HYDRAULICJACK MARKED WITH HOLDING DOWN BOLTS) BYRAISING THE HYDRAULIC PRESSURE SLOWLYWHILE CONSTANTLY ATTEMPTING TO LOOSEN THENUT WITH THE TOMMY BAR. THE OIL PRESSUREINDICATED BY THE PRESSURE GAUGE WHEN THENUT COMES TO LOOSE (LOOSENING PRESSURE) ISTO BE RECORDED IN THE CHECKING TABLE. THEBOLTS ARE TIGHTENED TO THE NORMALTIGHTENINIG PRESSURE THEREAFTER. TIGHTENIGPRESSURE 1500 BAR. - 1.00 SET 180 END CHOCK BOLTS E25025. 2 : 2 END CHOCK BOLTSTIGHTNESS TO BE CHECKED (USING HYDRAULICJACK MARKED WITH EPOXY CHOCKS) BY RAISINGTHE HYDRAULIC PRESSURE SLOWLY WHILECONSTANTLY ATTEMPTING TO LOOSEN THE NUTWITH THE TOMMY BAR. THE OIL PRESSUREINDICATED BY THE PRESSURE GAUGE WHEN THENUT COMES TO LOOSE (LOOSENING PRESSURE) ISTO BE RECORDED IN THE CHECKING TABLE. THEBOLTS ARE TIGHTENED TO THE NORMALTIGHTENINIG PRESSURE THEREAFTER. TIGHTENIGPRESSURE – 1500 BAR. - 1.00 PCS 181 END CHOCK BOLTS E25025. 3 : 3 . END CHOCK BOLTS TIGHTNESSTO BE CHECKED USING HYDRAULIC JACK MARKEDWITH END CHOCKS AND RECORDED. THE BOLTSARE TIGHTENED TO THE NORMAL - 1.00 LSTIGHTENINIG PRESSURE THEREAFTER.TIGHTENIG PRESSURE – 1500 BAR. 182 HEIGHT OF SUPPORTING CHOCKS ARE TO BE CHE25025. 4 : 4. IMMEDIATELY AFTER FINISHINGOF CHECKING OF THE LOOSENING PRESSURES OFTHE HOLDING DOWN BOLTS AND THERETIGHTENING OF THE HEIGHT OF THE EPOXYSUPPORTING CHOCKS ARE TO BE CHECKED. - 1.00 LSWARNING: ACCIDENTAL APPLICATION OFLARGER JACK (MEANT FOR THE END CHOCKBOLTS) ON THE HOLDING DOWN BOLTS WOULDCAUSE SERIOUS OVER-STRESSING OF EPOXYSUPPORTING CHOCKS.TRIALS TO BE UNDERTAKEN POST COMPLETIONOF JOBS TO THE SATISFACTION OF CSL / SCI

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