|
| 1 | PROPELLER ROUTINES ON INS NISTHAR |
| 2 | PORT AND STBD. PROPELLER SHAFT DROP TO BE TAKEN AND RECORDED (BEFORE/AFTER).STERN OIL FROM BOTH THE STERN TUBE TO BE DRAINED AND NEW OIL TO BE TAKEN IN (SHIP SUPPLY).REQUIRED EYE PADS TO BE WELDED FOR WITHDRAWAL OF SHAFTS.CLEAN AND POLISH PROPELLERS( TO BE DONE SOON AFTER DOCKING),CARRY OUT VISUAL CHECK OF ALL EXTERNAL BOLTS LOCKING STRIPS AND WIRE.RENEW LOCKING STRIPS IF REQUIRED. |
| 3 | REMOVAL OF TAIL SHAFT ,INTERMEDIATE SHAFTS :PROPELLER SHAFTS (P & S) ARE TO BE DECOUPLED USING HYDRAULIC POWER PACK WITH SUITABLE MARKINGS ON SLEEVE/MUFF COUPLINGS , WITHDRAWN COMPLETELY FOR INSPECTION. AFTER DP/MP TEST ON BEARING AREAS AND SERVICING, SAME TO BE FITTED BACK IN POSITION INCLUDING COUPLING, AFTER INSPECTION/ SURVEY. PROPELLER SHAFT FWD & AFT LINERS/BUSHES & SHAFT TO BE CALIBRATED, RENEWED AS REQUIRED . SATISFACTORY TRIALS TO BE SHOWN.PROPELLER SHAFTS NDT TO BE CARRIED OUT BY QUALIFIED LEVEL-3 TECHNICIAN IN PRESENCE OF IRS. NDT TECHNICIAN DURING CLASS INSPECTION TO BE ARRANGED BY THE VENDOR ALONG WITH NECESSARY CONSUMABLES LIKE DP TEST KIT,MP SPRAY BOTTLES ETC.STERN BUSH AND SHAFT TO BE CALIBRATED AND REPORT TOBE SUBMITTED .CALIBRATED TOOLS TO BE USED FOR ALL MEASUREMENTS.CERTIFICATES TO BE PRODUCED. REQUIRED CHAIN BLOCKS,LIFTING BELTS,SLINGS,HYDRAULIC POWERPACK & JACKS, OF SUITABLE CAPACITIES WITH LOAD TEST CERTIFICATES ONLY TO BE USED AND THE SAME ARE TO BE PRODUCED.SLEEVE COUPLING/MUFF COUPLING TO BE OVERHAULED.ALIGNMENT READINGS TO BE RECORDED (BETWEEN GEAR BOX AND SHAFT) BEFORE AND AFTER SHAFT ROUTINES. |
| 4 | STERN TUBE FWD & AFT BEARING BUSHES TO BE RENEWED (BEARINGS HSL SUPPLY) (BUSHES TO BE MACHINED TO MATCH THE INTERFERENCE FIT). MACHINING OF BUSHES IS VENDOR SCOPE.CONSUMABLE REQUIRED DURING FITMENT OF BUSHES VIZ.,DRY ICE ,STUDS ARE TO BE ARRANGED BY VENDOR.JACK LOAD TEST OF BEARINGS TO BE CARRIED OUT AND REPORT TO BE SUBMITTED . |
| 5 | JACK-UP LOAD TEST OF BEARINGS (STERN TUBE BEARINGS,PLUMMER BLOCKS,STUB BEARINGS) TO BE CARRIED OUT AND REPORT TO BE SUBMITTED .NECESSARY ARRANGEMENT FOR JACK -UP LOAD TEST TO BE ARRANGED BY VENDOR.ANY CORRECTION TO BRING TO ORIGINAL LOADING CONDITIONS BY ADDING SHIMS TO BE DONE BY THE VENDOR PERFORMING THE TEST. |
| 6 | PROPELLER SHAFT LINE SIGHTING TO BE DONE FROM MAIN ENGINE GEAR BOX TO A-BRACKET BEFORE AND AFTER FITMENT OF STERN TUBE BUSHES USING LASER BY COMPETENT PERSON.REQUIRED LASER SIGHTING ARRANGEMENTS BY QUALIFIED TECHNICIAN WITH CALIBRATED INSTRUMENTS TO BE ARRANGED BY VENDOR.THE SAME TO BE OFFERED TOCLASS/NAVAL AGENCIES |
| 7 | CORRECTION OF SHAFT LINE TO BE CARRIED OUT TO ACHIEVE PROPER ALIGNMENT OF PROPELLERSHAFT.NECESSARY MACHINING /REAMING/DRILLING OF HOLE TO SHIFT THE SHAFT LINES TO BE CARRIED OUT BY VENDOR.REPORTS TO BE SUBMITTED. |
| 8 | INSPECTION OF PLUMMER BEARINGS ON EACH SHAFT LINE FOR SCORING/CORROSION BY OPENING THE COVERS.TO BE THOROUGHLY CLEANED AND GREASE TO BE FILLED.FRESH GREASE TO BE FILLED.HIGH HEAT RESISTANT GREASE TO BE SUPPLIED BY VENDOR AT NO ADDITIONAL COST. |
| 9 | RENEWAL OF PLUMMER BEARINGS(BEARINGS HSL SUPPLY).FRESH GREASE TO BE FILLED.HIGH HEAT RESISTANT GREASE TO BE SUPPLIED BY VENDOR AT NO ADDITIONAL COST. |
| 10 | CARRY OUT SR ROUTINES OF BULKHEAD GLANDS. (MAINTOP - 27428)AN INSPECTION BE CARRIED OUT EVERY TWO YEARS OR DURING THE SHAFT SURVEY PERIOD WHEN THE DIAPHRAGM EXAMINED FOR EVIDENCE OF WEAR. |
| 11 | RENEWAL OF THORDON BEARINGS IF BEARING CLEARANCES ARE EXCEEDED.BEARINGS HSL SUPPLY.DURING RENEWAL NECESSARY ASSISTANCE TO OEM TO BE PROVIDED FOR FITMENT OF THE BEARINGS.CONSUMABLE REQUIRED DURING FITMENT OF BUSHES VIZ.,DRY ICE ,STUDS ARE TOBE ARRANGED BY VENDOR. |
| 12 | CARRY OUT OVERHAULING OF STERN TUBE SEAL OF PORT AND STBD SHAFT.OVERHAULING OF STERN TUBE SEALS TO BE CARRIED OUT ,SPARES HSL SUPPLY.FORWARD AND AFT SHAFT SEALS ARE TO BE OVERHAULED AND TESTED BEFORE FITMENT ONBOARD AND AFTER FITMENT.SKIMMING OF FWD AND AFT LINERS TO BE DONE UNDER VENDOR SCOPE.PRESSURE TEST THE STERN TUBE SEAL AND OIL SEAL SYSTEM AS PER SIMPLEX TECHINICAL INSTRUCTIONS CHAPTER 195-1.SKIMMING OF CHROME LINERS DURING RENEWAL OF LINERS IS UNDER VENDOR SCOPE COST INCLUSIVE.CALIBRATION REPORT OF LINERS TO BE SUBMITTED. |
| 13 | EXAMINE PROPELLER FOR DAMAGE AND DETERMINE FITNESS FOR FURTHER USE.NDT TEST TO BE CARRIED OUT ON PROPELLER BLADES WITH QUALIFIED NDT TECHNICIAN IN PRESENCE OF CLASS/NSRY -10 BLADES.REPORT TO BE SUBMITTED.NDT IS UNDER VENDOR SCOPE. |
| 14 | MACHINING OF PROPELLER BLADE FOOT AREA AS PER OEM RECOMMENDATION.SCOPE INVOLVES REMOVAL OF BLADES, MACHINING TO THE REQUIRED SIZES AND FITMENT .REQUIRED TORQUE TO BE APPLIED.TO AND FRO TRANSPORTATION IS UNDER VENDOR SCOPE.MACHINING TO BE DONE BY COMPETENT HIGH PRECISION MACHINE SHOP.TORQUE UP TO 4500N-M (USING POWER/HYDRAULIC TOOLS) TO BE APPLIED ,NECESSARY ARRANGEMENTS TO BE DONE BY THE VENDOR. |
| 15 | PORT & STBD PROPELLER SHAFT CLEARANCES TO BE CHECKED:SCOPE INVOLVES1.REMOVAL & REFITMENT OF ROPE GUARDS ACROSS SHAFT LINE .POST COMPLETION EPOXY COMPOUND TO BE APPLIED2. THOROUGH CLEANING OF SURFACES BEFORE RECORDING READINGS.3. ANY ENTANGLED ROPES TO BE REMOVED .4.CLEARANCES OF A-BRACKET & P-BRACKETS CHECKING USING FEELER GAUGE & POKER GAUGE READINGS TO BE RECORDED. |
| 16 | PROPELLER SHAFT PROPELLER BLADES(10NOS) ARE TO BE BUFFED AND POLISHING TO BE DONE.ONE COAT OF VARNISH TO BE APPLIED.CONSUMABLES ARRANGMENT REQUIRED IS UNDER VENDOR SCOPE.THE HUB PORTION TO BE BUFFED THOROUGHLY.APPROX DIA : 2500MM |
| 17 | PORT AND STBD EDDY CONES REMOVAL AND REFITMENT,NECESSARY CUTTING AND WELDING OPERATIONS ,REQUIRED BRASS SCREWS FOR FITMENT AS REQUIRED IS UNDER VENDOR SCOPE.POST FITMENT OF EDDY CONES EPOXY COMPOUND TO BE APPLIED( PROCUREMENT OF EPOXY COMPOUND IS UNDER VENDOR SCOPE) |
| 18 | BOW THRUSTER PROPELLER BLADES(10 NOS) ARE TO BE BUFFED AND POLISHING TO BE DONE.ONE COAT OF VARNISH TO BE APPLIED.CONSUMABLES REQUIRED ARE UNDER VENDOR SCOPE.APPROX DIA : 2000MM. THE HUB PORTION TO BE BUFFED THOROUGHLY |
| 19 | STERN THRUSTER PROPELLER BLADES(08 NOS) ARE TO BE BUFFED AND POLISHING TO BE DONE.ONE COAT OF VARNISH TO BE APPLIED.CONSUMABLES REQUIRED ARE UNDER VENDOR SCOPE.APPROX DIA : 2000MM. THE HUB PORTION TO BE BUFFED THOROUGHLY |
| 20 | AFT RETRACTABLE THRUSTER PROPELLER BLADES(08 NOS) ARE TO BE BUFFED AND POLISHING TO BE DONE.ONE COAT OF VARNISH TO BE APPLIED.CONSUMABLES REQUIRED ARE UNDER VENDOR SCOPE.APPROX DIA : 2000MM. THE HUB PORTION TO BE BUFFED THOROUGHLY Please Enable Macros to View BoQ information |
