Mechanical maintenance of Conveyors, Primary Crusher, Secondary Crusher, Travelling Trippers, Stacker/Reclaimer, its Gear Boxes and Compressor of CHP of 2X500MW, BTPS, Anpara.

Amount

Replacement of complete drive chain of primary crusher.

Replacement of the drive sprocket of primary crusher.

Replacement of the driven sprocket of primary crusher.

Replacement / Re- fixing of the detached deflector of primary crusher.

Replacement / Re- fixing of the detached shelves of primary crusher.

Replacement of the worn-out outer shoe of concentric centrifugal clutch coupling of primary crusher.

Replacement of the worn-out inner shoe of concentric centrifugal clutch coupling of primary crusher.

Replacement of the defective Plummer Block of primary crusher.

Replacement of the bearing of the support Wheel of primary crusher.

Replacement of the screen plates of primary crusher.

Replacement of the reducer Gears assembly of primary crusher.

Replacement of the bearing of the reducer gear assembly of PC.

Replacement of the worn-out feed end spider liner of PC.

Replacement of the gasket/sealing rubber segments between crusher casing & spider piece.

Replacement of the worn-out side panel liner of Breaker casing.

Replacement of the defective wheel.

Replacement of the inner layer gasket of the spider by scrap belt or sealing belt.

Replacement of the outer layer gasket of e spider by scrap belt or sealing belt.

Repairing / Re-fixing of the refuge plug.

Repairing of the distorted inspection door of primary crusher by heating / welding.

Repairing of the defective gearbox housing by welding / grinding etc.

Torque setting of bolts & nuts for fixing of lifting shelves to screen plate to beam with a torque of 90-100 Kgf-m.

Torque setting of bolts & nuts for fixing of deflector to screen plate to beam with a Torque of 90-100 Kgf-m.

Torque setting of bolts & nuts for fixing of spider to helm (80 nos.) of 190-200 Kgf-m.

Torque setting of bolts & nuts for fixing of screen plate to beam (800 nos.) with a torque of 90-100 Kgf-m.

Torque setting of bolts & nuts for fixing Plummer block with a torque of 35.40 Kgf-m.

Torque setting of bolts & nuts (10 nos.) for fixing of driven sprocket.

Torque setting of bolts & nuts of foundation & crusher housing.

Checking & tightening of the check nut of Wheel the bearings of the supporting wheels.

Tightening / loosening of the drive chain as per the requirement.

Readjustment of the angle of lifting shelves.

Balancing of the rotor of the primary Crusher.

Checking / realigning the align of the centric clutch bearing.

Tightening of the Allen screw of the shaft connecting to the gear box & driving.

Float adjustment of the primary crusher.

Attending the oil leakage from the reducer assembly by replacing / repairing of the seal or Gasket or “O” ring.

Attending the oil leakage from the chain casing.

Jointing of the broken chain including alignment & other associated works.

Repositioning of the displaced driving sprocket in its origin position.

Re-adjustment of the angle of deflectors.

Replacement of the complete set of the ring Hammers (76 Nos.).

Replacement of the worn-out ring hammer.

Replacement of gear box.

Replacement of the worn-out cage plate & cage frame by new/repaired

Replacement of the drive side stabilized bearing.

Replacement of the non-drive side floating bearing.

Replacement of the defective Plummer block.

Replacement of the worn-out upper kick off plate by new/repaired one.

Replacement of the worn-out screen plate by new / repaired one.

Replacement of the worn-out lower kick off lower kick –off plate by new/repaired one.

Replacement of the worn-out crusher liners by new/repaired one.

Replacement of the defective fluid coupling.

Replacement of the bearing the reducer unit.

Replacement of the worn-out flexible buffers of the coupling & checking & re alignment of the coupling.

Repairing of the suspension arm by welding, grounding, hard facing etc.

Replacement of the wornout adjustment cage frame by new/repaired one.

Repairing of the end-disc by welding, grinding, hard facing etc.

Repairing of the hydraulic system used for opening of the cover.

Replacement / repair of the defective inspection door of the secondary. crusher.

Repairing of the cage frame by welding, grounding, hard facing etc.

Torque setting of all the liner bolts and external casing of the secondary crusher.

Torque setting of the bolts of the breaker plate.

Torque setting of the foundation bolts of the sec. crusher as & when required.

Tightening of the bolts / replacement of the worn-out of the liner plates

Replacement of the worn-out bolts/tightening of the bolts of upper kickoff plate.

Replacement of the worn-out bolts/tightening of the bolts of lower kick-off plate.

Checking & tightening of the check nut of the bearing of the rotor.

Checking & tightening of the nuts & bolts of the screen plates.

Reducing the vibrating of the sec. crusher by rebalancing all the ring hammers &adding of the some new / old ring hammers if required

Attending of the oil leakage from the gearbox unit by replacement of repairing of the seals, gasket or “O” ring

Attending oil leakage from rear quadrant hydraulic system.

Balancing of the rotor.

Alignment of the crusher with motor.

Opening of rear quadrant / front cover panel for removal of choking / checking of internals.

Complete servicing of gear box of Primary/Secondary crusher.

Replacement of roller bearing of drive end of coal screen.

Replacement of roller bearing of non-drive end of coal screen.

Replacement of broken V-Belt.

Checking of alignment of driving pulley and driven pulley.

Adjustment of V-Belt tension.

Replacement of main rotating shaft of coal screen.

Torque setting of H.T. Bolts of all the three panels of screen bars.

Replacement of broken rods of lower deck of screen.

Checking/ replacement of worn out rubber block of screen rod.

Replacement of rubber spacers.

Replacement / repairing of worn out wear plates.

Replacement of worn out Rubber screen panel size L=1160 mm, mesh size : 90x90 mm of coal screen by dismantling the top half cover / side cover.

Replacement of worn out Rubber screen panel size L = 625 mm without by dismantling the top half cover / side cover.

Replacement of worn out Rubber screen panel size L=1160 mm, mesh size : 225x90 mm of coal screen by dismantling the top half cover / side cover.

Replacement of worn out rubber screen panels Side fixing bar L = 625/1160 mm coal screen by dismantling the top half cover / side cover.

Replacement of worn out rubber screen panels middle fixing bar L = 625/1160 mm coal screen by dismantling the top half cover / side cover.

Repairing of support of upper deck rubber screen panel by providing channels, angles etc.

Replacement / repairing of clamps provided with rubber screen panels.

Replacement / repairing of vibrating frame of screen bars.

Replacement of damaged guides of limiter springs.

Replacement of defective holder spring.

Alignment of supporting spring.

Repositioning / alignment of spring supporting suspension after dismantling Supporting spring hood etc. if required.

Replacement / cleaning of oil filter of coal screen oil line.

Replacement of defective / punctured hose pipe of lubricating oil line.

Attending the oil leakage from the lubricating system of coal screen.

Replacement / repair of defective oil pump.

Overhauling of oil pump.

Attending the oil leakage from the flange of coal screen after taking out driven pulley etc. if required.

Leveling of coal screen by providing / removing packing etc.

Re-adjustment of strake of coal screen by changing the counter weight position.

Elimination of any abnormal sound from the screen.

Replacement of worn out rubber sealing by rubber / canvas cloth.

Repairing / repositioning of head of coal screen by welding / cutting.

Repairing / replacement of man holes /inspection doors.

Nut bolt tightening of all external structure & liners.

Replacement / repairing of steel cover plate of lower sealing rubber/cloth.

Replacement of end plate of coal screen.

Replacement of DE & NDE bearing of coal screen.

Replacement of bearing housing base plate of coal screen.

Replacement/ repairing of worn out/ damaged support beam of vibro feeder.

Replacement / repairing of defective supporting spring of Vibro Feeder.

Repairing of support of supporting spring of Vibro feeder.

Replacement / repairing of defective connecting spring of Vibro feeder.

Repairing of support of connecting spring of Vibro feeder.

Re adjustment of stroke of vibrating feeder by repositioning of the weight.

Leveling of vibrating feeder by providing / removing packing etc.

Torque setting of all H.T. bolts by torque wrench.

Repairing of vibrating feeder motor assembly support.

Replacement of broken H.T. Bolts of motor– counter weight assembly of Vibro feeder of Vibro feeder.

Replacement of worn out damaged mother plate of vibro feeder by cutting , welding, grinding etc.

Replacement / repair of distorted transmission wheel of T. Tripper.

Repairing of damaged cable reeling drum of Travelling Tripper.

Realignment of bunker sealing belt by adjusting rollers and tension of sealing belt.

Repair / replacement of damaged roller of bunker sealing belt.

Repair of guards, hand railing and ladders of tripper.

Repairing of bunker grating by cutting, welding etc. of T. Tripper.

Repair strengthening of tripper structure wherever required.

Attending the oil leakage from the actuator of mobile chute.

Replacement / repairing of distorted wheels of mobile chute of T.T.

Replacement / repairing of support pin and bush of travelling motor – gear box assembly of Travelling Tripper.

Replacement / repairing of roller support of Travelling Tripper.

Replacement of wheel shaft of Travelling Tripper.

Replacement of mobile chute wheels of Travelling Tripper.

Replacement of hydraulic unit of mobile chute of Travelling Tripper.

Replacement of oil seals / O-rings of hydraulic unit of T. Tripper.

Replacement of support of bunker grating of Travelling Tripper.

Replacement / repairing of pin of mobile chute of Travelling Tripper.

Replacement of coupling of travelling unit assembly of T. Tripper.

Replacement of coupling of hydraulic unit assembly of M. Chute of Travelling Tripper.

Checking of internals of travelling unit gear box / cable reeling drum of Travelling Tripper.

Repairing of stopper of trippers.

Repairing / Replacement of structure guide rolling wheels of T. T.

Replacement of bunker grating.

Manually Changing of filling bypass position of mobile chute of Travelling Tripper.

Re-alignment of guide wheel of mobile chute of travelling tripper.

Fabrication and fitting of sealing belt clamp of travelling tripper.

Fabrication & erection of stopper for travelling tripper.

Re-alignment of Travelling wheel of travelling tripper.

Re-alignment of rail track travelling tripper.

Torque setting of the nut & Bolts of Tripper Structure.

Replacement of brass bush of guide wheel of mobile chute of travelling tripper.

Replacement of worn-out/defective impact idlers.

Replacement of worn-out/ defective troughing idlers.

Replacement of worn-out/defective return/ Anti clogging idlers.

Replacement of idler frame/ bracket of shuttle conveyor /self aligning frame.

Replacement of idler frame/ bracket of main conveyor /reclaim system.

Replacement of bearing/ Plummer block/adapter sleeve of Head pulley (except conv. 26A/B)

Replacement of bearing/ Plummer block/adapter sleeve of Drive pulley (except conv. 26A/B)

Replacement of bearing/ Plummer block/adapter sleeve of Take-up pulley (except conv. 26A/B)

Replacement of bearing/ Plummer block/adapter sleeve of Snub pulley (except conv. 26A/B)

Replacement of bearing/ Plummer block/adapter sleeve of Bend pulley (except conv. 26A/B)

Replacement of bearing/ Plummer block/adapter sleeve of Tail pulley (except conv. 26A/B)

Replacement of bearing/ Plummer block/adapter sleeve of Travelling Tripper pulley (except conv. 26A/B)

Replacement of bearing/ P. block of RPGs.

Replacement of defective/worn-out Head pulleys of conveyors, trippers (except cov. 26A/B).

Replacement of defective/worn-out Drive pulleys of conveyors, trippers (except cov. 26A/B).

Replacement of defective/worn-out Take-up pulleys of conveyors, trippers (except cov. 26A/B).

Replacement of defective/worn-ou Snub pulleys of conveyors, trippers (except cov. 26A/B).

Replacement of defective/worn-out Bend pulleys of conveyors, trippers (except cov. 26A/B).

Replacement of defective/worn-out Tail pulleys of conveyors, trippers (except cov. 26A/B).

Replacement of defective/worn-out Travelling Tripper pulleys of conveyors, trippers (except cov. 26A/B).

Replacement/repairing movable head wheels with all associated work.

Replacement/ repairing of take-up trolley wheels with its associated work.

Replacement of guide cum support bearing of RPG.

Replacement of drive shaft wheel/drive shaft of MBF / mobile head

Replacement of worn out rubber lining of V type scrapper.

Replacement of idler wheel of MBF.

Replacement of defective blades of tangential blade scrappers & Other scrapper.

Replacement of worn-out rubber of skirt board along the belt.

Replacement of worn-out rubber of skirt board across the belt.

Replacement of worn-out/defective Bearing / adopter sleeve/ Plummer block of drive wheel and shaft assy. of mobile belt feeder.

Changing sealing rubber of various equipment i.e. chutes, MBFs, etc.

Replacement of worn-out/defective adapter sleeve/ bearing/ P. block of pulleys of conveyor 26A/B.

Replacement of defective/worn-out Head pulleys of conveyor 26A/B

Replacement of defective/worn-out Drive pulleys of conveyor 26A/B

Replacement of defective/worn-out Take-up pulleys of conveyor 26A/B.

Replacement of defective/worn-out Snub pulleys of conveyor 26A/B

Replacement of defective/worn-out Bend pulleys of conveyor 26A/B

Replacement of defective/worn-out Tail pulleys of conveyor 26A/B

Replacement of wire rope pulley of take-up system of conv. (21,26,27,31&32)

Replacement of worn-out length of wire rope of take-up system of conv.(21,26,27,31&32)

Repairing/replacement of base plate of screw type tension mechanism of MBFs & conv. 30.

Replacement of driven sprocket of RPG.

Replacement/Re-fixing of gear rack of pinion gate.

Replacement of driving sprocket of RPG.

Repairing of idler frame / brackets of shuttle conv. by cutting welding grinding etc. (MBF1A/B, 2A/B, 3A/B, 4A/B)

Repairing of idler frame / brackets of main conv. /Reclaim route conveyors by cutting welding grinding etc.

Repairing of cracks between shell & end covers hubs of pulleys by welding etc.

Repair of take-up guides / track & its repositioning strengthening etc.

Repairing including repositioning counter wing frame of take-up system of Conveyors.

Repair of take-up trolleys of conveyors 21,31, 32 & 27

Repairing of internal scraper V type by welding cutting grinding etc.

Repairing of tangential scraper & Other scrappers by welding grinding etc.

Strengthening pulley ends by welding stiffeners (4-6 Nos.) on each side of 12/16/ 20 mm thick steel plate between hub & shell.

Repairing of interposition sheet of conveyers by cutting welding grinding etc.

Repairing of stringer post by cutting welding grinding etc.

Repairing of skirt rubber holding clamps including replacement of clamping bold stud if required.

Replacement of self-aligning return idler frame of MBFs.

Checking of tightness of chuck nut of bearing of pulleys.

Checking tension & positioning of sealing belt of MBFs & MHs

Checking tension & positioning of sealing belt of bunker bay & adjusting the same.

Replacement of tensioning bolt of take-up system of shuttle / reversible conveyors.

Replacement of bearings, bush of wire rope pulleys (Conv. 21, 26, 27, 31 & 32)

Tensioning of shuttle / reversible conveyors.

Removal of pulley from foundation after De-tensioning etc. of belt for utilizing it in other conveyors.

Refitting of detached idler of any type from the conveyor after duly checking of idlers & idler supports.

Repositioning of shifted pulley in its original position of all the conveyors (except conv. 26 A/B)

Repositioning of shifted pulley in its original position of conveyor 26A/B

Preparation of slotted rubber blade for external scraper using conv. belt & replacement of rubber blade of external scraper for all conveyors.

Checking & realigning of drive units of RPGs.

Repositioning of displaced pinion of RPGs.

Dismantling / Removing of old idlers for all conveyors Size: 600 mm long.

Dismantling / Removing of old idlers for all conveyors Size: 900 mm long.

Assembling of idlers Size: 600 mm long.

Assembling of idlers Size: 900 mm long.

Assembling of shaft size 24 x 632 mm by welding machining & checking run outs.

Repairing a shafts size 28 x 932 mm by welding machining & check run outs.

Repairing a complete return idler shell by taking out usable half / nearby half portion of idler shells by cutting & then jointing such to get a complete idler shell as per scope of work.

Cutting of belt to be used as skirt rubber (100 mm width) from old and used scrap conveyor belt.

Replacement of Gear Box (TRAVELLING MECHANISM)

Replacement of Bearing of track wheel. (TRAVELLING MECHANISM)

Overhauling of gear box (TRAVELLING MECHANISM)

Alignment of Gear box with motor (TRAVELLING MECHANISM)

Replacement of oil seals of gearbox (TRAVELLING MECHANISM)

Replacement of coupling bush of gearbox (TRAVELLING MECHANISM)

Adjustment of brakes of drive unit (TRAVELLING MECHANISM)

Checking & tightening of nut/bolts of travelling car & gear boxes. (TRAVELLING MECHANISM)

Checking / filling of oil in gearboxes. (TRAVELLING MECHANISM)

Checking of oil drains at bottom of Travelling gear boxes for looseness w.r.t gear box body / damage (TRAVELLING MECHANISM)

Repair of oil drain of Travelling gear boxes (TRAVELLING MECHANISM)

Erection of temporary fixtures for locking of boom and counterweight structure, temporary extension of working area platform and removal of the same after attending oil leakages from main luffing cylinder, under supervision of external expert agency. (HYDRAULIC LUFFING SYSTEM)

Cleaning of filters (HYDRAULIC LUFFING SYSTEM)

Checking / filling of oil in tank/Cleaning of oil tank (HYDRAULIC LUFFING SYSTEM)

Replacement of hydraulic valves (HYDRAULIC LUFFING SYSTEM)

Replacement of oil pump (HYDRAULIC LUFFING SYSTEM)

Repairing of supporting frame (SKIRT BOARDS)

Overhauling of hydraulic system of skirt board. (SKIRT BOARDS)

Replacement of tie-rod (SKIRT BOARDS)

Alignment of tie-rod w.r.t gate. (SKIRT BOARDS)

Replacement of damaged skirt board rubber lining (SKIRT BOARDS)

Checking/ filling of oil in hydraulic system of Skirt Boards (SKIRT BOARDS)

Overhauling of Auto-Rail clamps

Tightening of holding bolts of rail track.

Replacement of holding bolts of rail track

Checking / filling of oil in auto- rail clamp system

Replacement of drive side bearing of gear box. (BUCKET WHEEL)

Replacement of oil pump (BUCKET WHEEL)

Replacement of coupling bush of oil pump. (BUCKET WHEEL)

Replacement of gasket of gearbox. (BUCKET WHEEL)

Repairing of bucket by welding (BUCKET WHEEL)

Replacement of bucket bolts. (BUCKET WHEEL)

Tightening of bucket bolts. (BUCKET WHEEL)

Tightening of nuts/bolts of liners. (BUCKET WHEEL)

Cleaning of oil filters. (BUCKET WHEEL)

Replacement of damaged bucket with repaired/new one. (BUCKET WHEEL)

Checking / filling of oil in fluid coupling of bucket wheel. (BUCKET WHEEL)

Checking / filling of lube oil. (BUCKET WHEEL)

Removal of deformation in damaged bucket. (BUCKET WHEEL)

Replacement of Bucket teeth (BUCKET WHEEL)

Replacement of Bucket teeth bolt (BUCKET WHEEL)

Replacement of gear box (BOOM CONVEYOR)

Overhauling of gear box. (BOOM CONVEYOR)

Replacement of Oil seal of gear box (BOOM CONVEYOR)

Replacement of defective gasket of gear box. (BOOM CONVEYOR)

Replacement of bearing of gearbox (BOOM CONVEYOR)

Replacement of fluid coupling. (BOOM CONVEYOR)

Replacement/Adjustment of brake. (BOOM CONVEYOR)

Repairing/Replacement of damaged tie-pin. (BOOM CONVEYOR)

Replacement of pulleys of boom conveyor. (BOOM CONVEYOR)

Replacement of Plummer block of pulley of boom conveyor. (BOOM CONVEYOR)

Training of boom conveyor. (BOOM CONVEYOR)

Straightening of scrapper of Boom Conveyor. (BOOM CONVEYOR)

Replacement of Idlers. (BOOM CONVEYOR)

Re-positioning of pulleys. (BOOM CONVEYOR)

Repairing of bracket/frame of idlers. (BOOM CONVEYOR)

Tightening of Checknuts of bearings of pulleys. (BOOM CONVEYOR)

Rectification of jamming of bearing of pulleys. (BOOM CONVEYOR)

Checking of tightness of nuts/bolts of idler frames of boom conveyor. (BOOM CONVEYOR)

Replacement of oil seals of fluid coupling of boom conveyor. (BOOM CONVEYOR)

Checking and tightening of lock bolts of gear box of boom conveyor. (BOOM CONVEYOR)

Adjusting tension of boom conveyor belt. (BOOM CONVEYOR)

Checking / filling of oil in fluid coupling of boom conveyor. (BOOM CONVEYOR)

Checking / filling of oil in gear box of boom conveyor. (BOOM CONVEYOR)

Replacement of repaired/new brackets/frames of idlers. (BOOM CONVEYOR)

Tightening/replacing bolts of slewing gear. (SLEWING MECHANISM)

Adjusting of thruster brakes. (SLEWING MECHANISM)

Checking / filling of oil in gear boxes of slewing mechanism. (SLEWING MECHANISM)

Bleeding of air from gear boxes of slewing mechanism. (SLEWING MECHANISM)

Lubrication of slewing bearing. (SLEWING MECHANISM)

Lubrication of rim gear teeth of slewing bearing. (SLEWING MECHANISM)

Tightening/Replacement of protective rubber sheets covering rim gear. (SLEWING MECHANISM)

Checking & replacement of defective parts of motor-gearbox couplings. (SLEWING MECHANISM)

Checking of tightness of studs of slewing bearing. (SLEWING MECHANISM)

Checking and tightening of bolts of cable reeling drums. (CABLE REELING DRUMS)

Checking / filling of oil in gear boxes of (CABLE REELING DRUMS)

Repair of CRD Spiral by welding (CABLE REELING DRUMS)

Removal & Reinstallation of CRD Spiral (CABLE REELING DRUMS)

Overhauling of Gearbox of CRD (CABLE REELING DRUMS)

Greasing of all other greasing points of Stacker/Re-claimer machine. (GENERAL)

Replacement of fusible plugs of fluid couplings.(GENERAL)

Routine checking and operational support at S/R machine.(GENERAL)

Routine checking and operational support of air compressor, all gear boxes, water/air cooling system of gear boxes, routine cleaning of radiator of gear boxes and daily checking of chutes of conveyor system.

Cleaning / Replacement of oil strainer located in the bottom of crank case sump (COMPRESSORS)

Replacement of worn out gasket of the Oil - Pump (COMPRESSORS)

Cleaning / Replacement of oil filter (COMPRESSORS)

Cleaning of oil reservoir and filling it up with fresh oil (COMPRESSORS)

Cleaning / Replacement of oil strainer ring (COMPRESSORS)

Cleaning / Replacement of gauge glass (COMPRESSORS)

Replacement of worn out cylinder liner (COMPRESSORS)

Replacement of O- Ring installed on top and bottom of water jacket side of cylinder liner. (COMPRESSORS)

Replacement of Piston - ring. (COMPRESSORS)

Checking/ replacement/ repairing of expander plunger & guide sleeve assembly. (COMPRESSORS)

Checking / replacement of piston rod packing (COMPRESSORS)

Checking / replacement of baffle ring and guard installed to groove cut around middle of piston rod. (COMPRESSORS)

Adjustment of piston end clearance (COMPRESSORS)

Replacement of damaged inlet valve (COMPRESSORS)

Replacement of worn - out discharge valve(COMPRESSORS)

Repairing of Inlet Valve by adjustment of set-screws (COMPRESSORS)

Repairing of Discharge Valve by adjustment of set-screws (COMPRESSORS)

Replacement of worn-out gasket of inlet / discharge valve by cutting from gasket sheet. (COMPRESSORS)

Replacement of worn-out gasket of L.P. / H.P. cylinder by cutting from gasket sheet

Replacement of crank pin bearing (COMPRESSORS)

Replacement of cross head guide.(COMPRESSORS)

Replacement of connecting rod. (COMPRESSORS)

Replacement of waist pin bearing installed at one end of connecting rod (COMPRESSORS)

Replacement of crank shaft bearing (COMPRESSORS)

Tightening of counter weights in crank shaft (COMPRESSORS)

Replacement of V- Belt (COMPRESSORS)

Tension adjustment and alignment of V-Belt (COMPRESSORS)

Cleaning of Inter - Cooler (COMPRESSORS)

Minor repairing of Inter - Cooler (COMPRESSORS)

Cleaning of After - Cooler (COMPRESSORS)

Minor repairing of After - Cooler (COMPRESSORS)

Cleaning of air intake silencer filter (COMPRESSORS)

Replacement of filter foam of air intake silencer filter (COMPRESSORS)

Cleaning of drain trap (COMPRESSORS)

Cleaning and pressure adjustment of safety valve (COMPRESSORS)

Attending the water leakage from the water line valve (COMPRESSORS)

Attending the air leakage from the air receiver tank (COMPRESSORS)

Attending air leakage from isolating valves at site ranging from T/H to Bunker Level (COMPRESSORS)

Replacement of isolating valve of the compressed air line (COMPRESSORS)

Replacement of 150 NB pipe of after cooler with replacement of all the flanges of worn-out pipe. (COMPRESSORS)

Attending air leakage from any point of pipeline of compressed air by cutting and welding etc. (COMPRESSORS)

To provide assistance in operation of compressor and coal sampling unit as and when required. (COMPRESSORS)

Repair of inlet / discharge valve by lapping and blue matching (COMPRESSORS)

Minor repair of Pump (COMPRESSORS)

Cleaning of plugged air / water line (COMPRESSORS)

Servicing of airline isolating valve located at site ranging from T/H to Bunker Level (COMPRESSORS)

Complete overhauling of compressor as detailed in Scope of Work (COMPRESSORS)

Upkeep of the compressed air system as detailed in Scope of Work (at least twice a month.) (COMPRESSORS)

Repairing of pendular sampler (SAMPLING UNIT )

Adjustment of rubber deflectors and flaps (SAMPLING UNIT )

Replacement of flexible coupling of Sampling Unit (SAMPLING UNIT )

Repairing of idler support (SAMPLING UNIT )

Replacement of drive end bearing of hammer mill (SAMPLING UNIT )

Replacement of non- drive end bearing of hammer mill (SAMPLING UNIT )

Replacement of bearing of bucket elevator (SAMPLING UNIT )

Adjustment of belt tension of bucket elevator (SAMPLING UNIT )

Tightening of connecting plates of bucket (SAMPLING UNIT )

Tightening of nuts & bolts of sampling unit (SAMPLING UNIT )

Removal of jamming in hammer mill / bucket elevator / conveyor (SAMPLING UNIT )

Repair of bucket (SAMPLING UNIT )

Complete overhauling of sampling unit (SAMPLING UNIT )

Replacement of V- Belt of magnetic separator (M. S.) (MAGNETIC SEPARATOR)

Tension adjustment and alignment of V- Belt of M.S.(MAGNETIC SEPARATOR)

Replacement of motor pulley(MAGNETIC SEPARATOR)

Replacement of drum pulley of V-Belt drive (taking out pulley for maintenance & remounting of the same.) (MAGNETIC SEPARATOR)

Replacement of plummer block (MAGNETIC SEPARATOR)

Replacement of bearing of return/ driven pulley including alignment(MAGNETIC SEPARATOR)

Tightening of nuts & bolts of magnetic separator (M. S.)(MAGNETIC SEPARATOR)

Checking the tightness of check-nuts of bearings of pulley of M. S.

Replacement of damaged Pulley of magnetic separator (Drive/ Driven pulley)(MAGNETIC SEPARATOR)

Minor repairing of above pulley including repairing / replacement of hub / end plate.(MAGNETIC SEPARATOR)

Replacement of Gear box Unit by new one/ overhauled one/ repair one up to 50KW.

Replacement of Gear box Unit by new one/ overhauled one/ repair one up to 100KW.

Replacement of Gear box Unit by new one/ overhauled one/ repair one up to 200KW.

Replacement of Gear box Unit by new one/ overhauled one/ repair one up to 200KW.

Replacement of gear-box by taking out gear-box from another equipment (including taking out gear box from another equipment) up to 50KW

Replacement of gear-box by taking out gear-box from another equipment (including taking out gear box from another equipment) up to 100KW

Replacement of gear-box by taking out gear-box from another equipment (including taking out gear box from another equipment) up to 200KW

Replacement of gear-box by taking out gear-box from another equipment (including taking out gear box from another equipment) up to 400KW

Repairing of gear-box body by grinding, welding etc.

Replacement of worn-out / defective bearing of various shafts of gear-box by dismantling the complete gear-box and reassembly up to 100KW.

Replacement of worn-out / defective bearing of various shafts of gear-box by dismantling the complete gear-box and reassembly up to 200KW.

Replacement of worn-out / defective bearing of various shafts of gear-box by dismantling the complete gear-box and reassembly up to 400KW.

Replacement of various shafts by dismantling the complete gear-box and its reassembly after repair up to 200KW.

Replacement of various shafts by dismantling the complete gear-box and its reassembly after repair up to 400KW.

Replacement of Oil Seals of gear-box by dismantling the complete gear-box assembly up to 200KW.

Replacement of Oil Seals of gear-box by dismantling the complete gear-box assembly 400KW.

Attending oil leakage from gear-box by providing gasket etc.

Overhauling of gear-box of conveyors, MBFs, movable heads etc. This includes opening of gear-box cover cleaning, minor repair, checking of gear, bearing, shaft etc. and replacement of worn-out part, if necessary, reassembly up to 50KW.

Overhauling of gear-box of conveyors, MBFs, movable heads etc. This includes opening of gear-box cover cleaning, minor repair, checking of gear, bearing, shaft etc. and replacement of worn-out part, if necessary, reassembly up to 100KW.

Overhauling of gear-box of conveyors, MBFs, movable heads etc. This includes opening of gear-box cover cleaning, minor repair, checking of gear, bearing, shaft etc. and replacement of worn-out part, if necessary, reassembly up to 200KW.

Overhauling of gear-box of conveyors, MBFs, movable heads etc. This includes opening of gear-box cover cleaning, minor repair, checking of gear, bearing, shaft etc. and replacement of worn-out part, if necessary, reassembly up to 400KW.

Opening the end plate cover and tightening the bolts (rotating with the shafts)

Replacement of defective / worn-out Fluid Coupling by new one/overhauled one up o 100KW.

Replacement of defective / worn-out Fluid Coupling by new one/overhauled one up to 200KW.

Replacement of defective / worn-out Fluid Coupling by new one/overhauled one up to 400KW.

Replacement of defective / worn-out Fluid Coupling by taking out coupling from equipment up to 100KW.

Replacement of defective / worn-out Fluid Coupling by taking out coupling from equipment up to 200KW.

Replacement of defective / worn-out Fluid Coupling by taking out coupling from equipment up to 400KW.

Replacement of Oil Seals/ O-Rings of fluid couplings by taking out the coupling, dismantling, reassembly and alignment up to 100KW.

Replacement of Oil Seals/ O-Rings of fluid couplings by taking out the coupling, dismantling, reassembly and alignment up to 200KW.

Replacement of Oil Seals/ O-Rings of fluid couplings by taking out the coupling, dismantling, reassembly and alignment up to 400KW.

Attending minor oil leakage from various fluid couplings.

Replacement of Bearing of fluid coupling by taking out the complete fluid coupling, dismantling, reassembly & alignment up to 100KW.

Replacement of Bearing of fluid coupling by taking out the complete fluid coupling, dismantling, reassembly & alignment up to 200KW.

Replacement of Bearing of fluid coupling by taking out the complete fluid coupling, dismantling, reassembly & alignment up to 400KW.

Opening the top half-cover of the gear-box body and checking all the internals of the gear-box.

Replacement of defective / worn out flexible coupling.

Replacement of rubber-pads of mechanical/ flexible coupling.

Repair of bed plate of drive unit by welding, grinding, stiffening etc.

Overhauling of brake assembly of Drive Unit

Replacement of worn-out brake shoe.

Repairing of gear-box's cantilever support.

Minor repairing of hollow shaft of gear-box by welding and machining by welding and machining

Repairing of key of hollow shaft.

Realignment of gear-box unit assembly with Drive Unit and trial run up to 50KW.

Realignment of gear-box unit assembly with Drive Unit and trial run up to 100KW.

Realignment of gear-box unit assembly with Drive Unit and trial run up to 200KW.

Realignment of gear-box unit assembly with Drive Unit and trial run up to 400KW.

Adjustment of brake shoe of brake assembly.

Replacement / repairing of end plate.

Replacement / repairing of end cover.

Replacement of cooling fan of gear-box up to 50KW.

Replacement of cooling fan of gear-box up to 100KW.

Replacement of cooling fan of gear-box up to 200KW.

Replacement of cooling fan of gear-box up to 400KW.

Checking of rubber pad of flexible coupling of gear-box.

Repositioning of shifted cooling fan of gear-box by providing shim etc.

Repairing / replacement of gear-box radiator unit.

Checking the internals of travelling gear-box by dismantling the assembly.

Replacement of brake assembly.

TECHCON ENGINEERS

TRIGARD CONSTRUCTION

SHIVA CONSTRUCTION

M/S S K ENGINEERING WORKS