Upgradation of existing Lubrication system installed at TPH Jammu.

Amount

Upgradation of Lubrication system by way of reconditioning of pumping unit no. 2 and 3 by way of decoupling pump and 22 KW 3-phase induction motor, unbolting pump from both suction and delivery lines, dismounting the pump and motor from the base frame loading pump and motor in Mechanical transport and shifting to workshop of unit no 2 & 3. Dismantling and extracting damaged components of pump of Lubrication unit No2 like pump shaft, shaft sleeve, impeller & lantern ring. Rebuilding and straightening of damaged shaft by depositing same material at worn out portion of the shaft at bearing seats by welding, then turning, finishing, polishing and cutting ways to achieve the same size and specifications as of original shaft. Providing and fitting new components such as impeller, shaft sleeves & lantern ring by way of fabrication of new Impeller (C.I), Shaft Sleeve out of SS, lantern ring (C.I) (as per sample provided). Assembling pump by fitting new/repaired components and using superior quality gasket. Providing and fitting new bearings 6305 ZZ - 02 Nos along with bearing cover and circlip and then shifting back to TPH Jammu. Fabrication of new coupling pulley L 150 set out of CI material as per sample including boring, turning, and making face to face alignment and fitting at shaft (pump and motor). Dismantling 22KW/30HP, 3-phase, 415-volt, high speed induction motor of unit no 2. Job involves extraction of rotor from stator of motor. Extraction of damaged Bearing of both ends (DE and NDE). Providing and fitting of reputed make ball bearing (6310ZZ) at DE and NDE,. Assembling of both stator and rotor, shifting to TPH Jammu followed by installation of motor on the base frame coupling with pump after making proper alignment with pump. Fitting pump with suction and delivery line by replacing damaged nuts and Studs/bolts, gasket, gland packing with new one. Fitting L150 coupling star between coupling halves. Testing pump and motor on full load. Reconditioning / overhauling of lubrication unit no 3 by way of dismounting the motor from the base frame after unbolting pump from both suction and delivery lines, loading in Mech. Transport and shifting to workshop, dismantling and replacing damaged components of pump. Providing and Fitting new Pump shaft (SS). shaft Sleeves (SS), new Impeller (C.I)-1 No, lantern ring of C.I fabricated as per sample provided by Deptt and assembling the pump after fitting new/repaired components and using superior quality gasket. Providing and fitting of new bearing 6305 ZZ - 02 Nos along with circlip and seal ring. Facing of coupling Pulley set to make face to face alignment and fitting pulley setL150 by providing new coupling star. Dismantling 22KW/30HP, 3-phase, 415-volt, high speed motor motor of unit no 3. Job involves extraction of rotor from stator of motor. Extraction of damaged Bearing of both ends(DE and NDE) Rebuilding of rotor shaft at worn out bearing seats portion of the shaft by way of welding at worn out spots to deposit same material using requisite welding electrodes, then turning, finishing to its original size. Providing and fitting of reputed make ball bearing (6310ZZ) at DE and NDE. Assembling of both stator and rotor, shifting to TPH Jammu followed by installation of motor on the base frame coupling with pump after making proper alignment with pump. Testing motor and pump on full load after installation. Repairs to Lubrication piping System, it involves repairing 80 mm Non return Valves-02 Nos and 100 mm/80 mm Sluice Valve-04 Nos by way of removing NRV’s/Sluice Valves-06 Nos. from the Suction/Delivery lines. Repairing 80 mm Non-return Valve -02 Nos. by way of replacing damaged hinge, hinge pin and disc, rubber flap, cotter pin, washer, gasket etc with new one. and 100/80mm Sluice Valves -04 Nos of the system by way of replacing damaged parts by providing and fitting of body ring, spindle nut, stem rod, screw, gasket etc with new one by fabrication as per sample. Refitting non-return valves and Sluice Valves to their position by providing and fitting new nuts and bolts and gasket. Reconditioning of Pressure filter of lubrication system of three units at Tawi Pump House, Jammu by replacement of worn out flanges by way of cutting the damaged flanges with the help of gas cutter and providing and fitting of new flanges as per sample with arc welding. Fabrication of 03 Nos. Stainless Steel filters from perforated SS sheet (shape and size) as per sample. The job include the fitting top covers of conical tank with nuts , bolts and rubber sheet after refitting the SS filter inside the respective tanks. This job also includes P/F of 2 Nos. 40 mm ball valves of superior quality and 2 Nos. dia. 20 mm ball valves for pressure filter. The complete job includes cost of labour, hire charges of tools and tackle, mechanical transport etc.

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