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| 1 | E-26004.1AFT THRUSTERS #1 AND #2 OVERHAULING- SCHOTTELLIPS, AFT THRUSTER Type: S 502/502 ZSCP Work to carry out the job under supervision of Wartsila Service EngineerSCOPE OF WORK: 1) LGB system oil to be drained.2) LGB for Both the Aft Thrusters are to be removed from place and shifted to Yard workshop.3) Overhauling of LGBs to be carried out. Various clearances and tolerances to be checked and adjusted. Gear teeth contact profile to be checked.4) LGBs to be assembled with new \\"Wartsila Propeller Shaft Seal with Unnet Ring\\".5) LGB to be shifted to dock and fitted in place.6) System oil to be taken and functional checks to be carried out. 7) Four nos. new rope cutters (knives) on each thrusters are to be machined and fitted. Total no. of rope cutters- 16. Vendor to procure the material and carry out necessary machining. |
| 2 | E-26004.2UPPER GEAR BOX INSPECTION:- Internal inspection of UGBs OF THRUSTER #1, and #2 to be carried out under supervision of Wartsila Service Engineer.SCOPE OF WORK:a) Pipe connections/mountings of UGB to be removed. b) UGB to be disconnected from the floating shaft. c) Gear teeth contact profile to be checked.d) Necessary clearances/tolerances to be checked. e) Pipe connections for the UGB to be made and oil taken in the system.\\" |
| 3 | E-26005BT #3& #4 LOWER GEAR BOX OVERHAULINGSCHOTTELLIPS, BOW THRUSTER Type: S 502 LSVCPVendor to carry out the job under supervision of Wartsila Service Engineer SCOPE OF WORK:1) LGB system oil to be drained.2) LGB for Both the Aft Thrusters are to be removed from place and shifted to Yard workshop.3) Overhauling of LGBs to be carried out. Various clearances and tolerances to be checked and adjusted. Gear teeth contact profile to be checked.4) LGBs to be assembled with new \\"Wartsila Propeller Shaft Seal with Unnet Ring\\".5) LGB to be shifted to dock and fitted in place.6) System oil to be taken and functional checks to be carried out. 7) Four nos. new rope cutters (knives) on each thrusters are to be machined and fitted. Total no. of rope cutters- 16. Vendor to procure the material and carry out necessary machining. |
| 4 | E-26006KORTZ NOZZLE PRESSURE TESTING (ALL 04 THRUSTERS) – For all four thrusters Kortz Nozzles are to be drained, cleaned & inspected. All the nozzles are to be pressure tested and float coated. Float coating material will be part of vendor scope |
| 5 | E-26007THRUST BLOCKS (ALL 04 THRUSTERS) – Four nos. thrust blocks for each of the four thrusters are to be inspected, overhauled & adjusted. Job to be done from inside DB tank. Reamed bolts to be loosened and retightened with torque wrench to correct torque. The job includes-a) To open 4 nos. manholes covers of the closed tank.b) To remove 4 nos. thrust block covers (300 X 100 mm).c) Overhauling of the thrust blocks to be carried out. Sealing O-rings to be renewed. e) To refit the thrust block covers with 4 bolts each using Loctite & the manhole covers in position. NOTE: This job is to be carried out only after due consultation with Wartsila Service Engineer. |
| 6 | E-26008.1INSPECTION/RENEWAL OF PROPELLER BLADES FOR All 04 THRUSTERS- NOTE: Job to be carried out under the supervision of Wartsila Service Engineer. 04 Nos. blades on all four thrusters to be checked and blade tip clearances to be recorded. Blades to be replcaed with new/reconditoned blades with new O-rings. The blade foot to be machined as per the instructions of the OEM. After completion of the fitment, blade tip clearance to be taken again.Foot skimming is part of vendor scope. |
| 7 | E-26009THRUSTER AUXILIARY PUMPS: Aft Thrusters #1 & #2, Bow Thrusters #3 & #4: 02 in nos. LGB Pumps, 04 in nos. Pitch Pumps and 01 in no. UGB Pumps are to be overhauled. 04 in nos. Azimuth Power Pack Pumps are to be overhauled. |
| 8 | PROCUREMENT & RENEWAL OF OEM SERVICE KITS:Service kits for elow mentioned Thruster Pumps (04 LGB Pumps, 08 Nos. Pitch Pumps, 02 Nos. UGB Pumps and 08 Nos. Azimuth Power Pack Pumps) including Lip seals, O-Rings, Bearings, Bushes and Coupling Pads are to be procured and renewed by the vendor.Specifications of Pumps: |
| 9 | E-260010.1(1) LGB PUMP: Make- SETTIMA. Type- SCREW PUMP GR32SMT16B35LRF2S1, |
| 10 | E-260010.2(2) PITCH PUMP: Make- PARKER (3349111394)- PGP511A0140CS4D3NE5E3B1B1, |
| 11 | E-260010.3(3) UGB PUMP: Make- PARKER (3339521204)-PGP517B0380CT1D7NE7E6S-511A010, |
| 12 | E-260010.4(4) AZIMUTH POWER PACK PUMP: Make- PARKER. Type- Piston Pump (3780014) - F 12-060-RF-IV-K-000-000-0, |
| 13 | E-26011.1PLANETARY GEAR BOX OVERHAULING: Under Wartsila Service Engineer to carry out overhauling of following planetary gear boxes1) 04 Nos. Gear Boxes for Bow Thruster Retraction System. 2) 08 Nos. of Gear Boxes for Steering System of all four thrusters. |
| 14 | E-26011.3OVERHAULING OF COUNTER BALANCE VALVES: SCOPE OF WORK-1) 04 in nos. Counter Balance Valves for Thruster Steering System are be overhauled. 2) 04 in nos. Counter Balance Valves for Thruster Pitch System are be overhauled. |
| 15 | E-26012.1OVERHAULING OF DIRECTION CONTROL VALVES FOR PITCH, AZIMUTH AND RETRACTION SYSTEM: 1) 04 Nos. Direction Control Valves for Azimuth System.2) 04 Nos. Direction Control Valves for Pitch System.3) 02 Nos. Direction Control Valves for BT Retracion System. |
| 16 | ALIGNMENT OF UGB, LAYSHAFT & ENGINE FOR BOTH THE AFT THRUSTERS- Job is to be carried out under supervision of Wartsila Service Engineer (Alignment).Quote for below workscope:- |
| 17 | E26013.1Sow - Thruster repair works - GTV Samudra Sarvekshak |
| 18 | E26013.2If found misaligned, then carry out alignment. Job involve breaking of chokefasting, change of two no of pedestal bearing for each thruster lay shaft and carry out chock fasting.Quote for per thruster |
| 19 | E-2601404 NOS. GRAVITY TANKS FOR THRUSTERS- (Capacity - 250 liters each)Tanks top cover to be opened & removed, cleaned internally and fresh oil to be taken.Cover to be fitted back with new joint. |
| 20 | E-26015FLUSHING OF SYSTEM PIPELINES AND RECTIFICATION OF OIL LEAKAGES:Job is to be carried under the supervision of Wartsila Service Engineer.1) For all four thrusters pipelines for LGB, Pitch, UGB and Stem Section and Hydraulic pipelines are to be flushed thoroughly and fitted back.2) For all 04 thrusters L.O. leakages to be rectified suitably by renewal of O-rings, unions or adopters. All the materials for the above scope of part of vendor scope. |
| 21 | E-26016BOW THRUSTER #3 AND #4 CHAIN DRIVE AND RETRACTION SYSTEM:Job is to be carried out under the supervision of Wartsila Service Engineer.SCOPE OF WORK: Bow Thrusters' Retraction Chain Drive and remaining system to be inspected and overhauled. Retraction screws and chains to be cleaned and greased. |
| 22 | LIFTING OF CONTAINERS FOR BOW THRUSTERS #4 The job requires lifting of the complete containers alongwith Stem Section, Kortz Nozzle and LGB OF BOW Thrusters #3 and #4.. These containers are required to be placed safely on suitable stands fabricated by vendor on shore. Job is to be carried out under supervision of Wartsila Service Engineer.Job involves following- |
| 23 | E-26017.1REMOVAL OF BOW THRUSTER CONTAINERS: For Bow Thruster #4 - Complete thruster containers (alongwith Stem section, Kortz Nozzle and LGB) are to be lifted and placed safely on suitable stands fabricated by Vendor ashore. |
| 24 | E-26017.2FITMENT OF CONTAINERS IN PLACE AND ALIGNMENT: After completion of the steel renewal thruster containes are to be lifted back to place. Alignment of the containers and motor are to be carried out. Containers are to be chockfasted after alignment and secured. |
| 25 | LIFTING OF CONTAINERS FOR AFT THRUSTERS #1 Steel renewal is required to be carried out in the hull area around containers of Aft Thrusters #1. The job requires lifting of the complete containers alongwith Stem Section, Kortz Nozzle and LGB. These containers are required to be placed safely on suitable stands fabricated by vendor on shore. Job is to be carried out under supervision of Wartsila Service Engineer.Job involves following- |
| 26 | E-26017.3REMOVAL OF PORT AND STBD THRUSTER CONTAINERS: For both Port Thruster #1 - Complete thruster containers (alongwith Stem section, Kortz Nozzle and LGB) are to be lifted and placed safely on suitable stands fabricated by vendor ashore. |
| 27 | E-26017.4FITMENT OF CONTAINERS IN PLACE AND ALIGNMENT: After completion of the steel renewal thruster containes are to be lifted back to place. Alignment with respective Main Engine is to be carried out. Containers are to be chockfasted after alignment and secured. Please Enable Macros to View BoQ information |
