Maintenance contract on different Mechanical maintenance jobs at Coal Handling Plant at KTPS for two years

Amount

Schedule Maint of Crusher

Replacement of Crusher bearing (NDE.)

Replacement of Crusher bearing (DE.)

Replacement of crusher hood.

Replacement of Stg-I crusher Screen Plate

Replacement of Stg.-I Crusher breaker plate

Replacement of hammer set (52 nos.) in Stg-I crusher.

Crusher hammer insert at Stg-I crusher (upto 5 nos)

Replacement of hammer set (156 nos.)in Stg-II crusher.

Replacement of cage bars at Stg-II crusher (Upto 8nos)

Replacement of cage bars at Stg-II crusher at one side.

Replacement of both the breaker plates of Stg-II crusher

Replacement of one no.breaker plates of Stg-II crusher

Insertion of Stg-II crusher hammers ( upto 5 nos.).

Replacement of both side cage bars at Stg-II crusher (full set).

Major Maint /Repair of CRUSHER

Alignment of crusher motor, fitting of F C U.

Motor, gear box alignment, fitting of F C U etc.

Replacement of one no.F C U at Con-3A/ B/C/D, 8A/B/C/D.

Replacement of one no. F C U for the conveyors except Con. No.3 & 8.

Repair/servicing of one no. F C U (big size).

Repair/servicing of one no. F C U (medium & small size).

Schedule/Gear Box & F.C.U. Bolt tightness checking, Gear Coupling & Gear Box teeth checking & Greasing.

Schedule of Wagon Tippler

Replacement of hydraulic cylinder of WT

Wagon tippler brake shoe replacement.

Wagon tippler brake drum replacement.

Wagon tippler motor coupling bush replacement.

WT Hydraulic Cylinder servicing

Replacement of total Deck Sheet at one no. wagon tippler

Replacement of all Deck Sheet at one no. Upper holding Beam.

Repairing of Upper holding Beam

Schedule checking of Stacker-Cum-Reclaimer (including Oil top-up, belt & break adjustment, minor repairing etc.)

Replacement of one no. L.T. wheel (non-drive) including Readyness

Replacement of drive pulley boom conveyor.

Replacement of Stacker-cum-Reclaimer non-drive wheel and bearing.

Replacement of L.T. Gear Box.

Replacement of new/repair slew gear box at that position and necessary adjustment.

SR – 1, 2, 3 L.T. Motor/ILMS Motor alignment & coupling

Replacement / refitting of Bucket for Stacker –Cum-Reclaimer.

Schedule Maint/Minor Maint of Paddle Feeder

Vertical Shaft of PF Replacement.

Paddle feeder axle fitting, fixing and alignment.

Replacement of one no. Plouh blade of PF

Removal of obstruction at paddle blade

Replacement of Primary worm Shaft & Wheel at GB of PF

Secondary Wheel/Shaft of PF Replacement

Sprocket of PF removal & fixing

Repairing of Plough Blade

Removal of damaged axel, shifting & positioning of including Readyness MT-1,2,3&4.

Schedule Maint/Minor Maint. of Mobile Tripper

Four nos.of bearing replacement at Track hopper vibrators.

Cross strut replacement at VFD-49 to 52.

Replacement of tray(VFD-1 to 8) only.

Replacement of two nos. of vibrating Screen perforated plates.

Replacement of one no. bearing of vibrating Screen.

Repair of vibrating screen perforated plate .

Replacement of vibrating screen hood.

Feed box replacement/ refitting at VS live frame.

Replacement of Drive shaft of VS.

Repairing of body of VS-3 including ISMB, perforated plate, hood ,Checking of base bolt and replacement

Schedule of Gear box & drum (including base structure.)

Replacement of gear coupling including Ready ness.

Replacement of input bevel pinion shaft assembly of a 3 stage gear box.

Total servicing at a slew gear box.

Total servicing of 3 stage gear box.

Input Gear Box Oil Seal Changes

Replacement of gear box of Con-1,2,7 including alignment work.

Replacement of gear box of Con-3,8 &9 including alignment work.

Replacement of gear box Con 4,5,6 including alignment work.

Schedule Maint. (including major repairing) of CBMS / ILMS

Both side Bearing of ILMS/CBMS- Replacement

Driving End Pulley of ILMS/CBMS- Replacement

Non drive Pulley of ILMS/CBMS - Replacement

Schedule & Minor maint. (including both side welding between gate and shaft) of Flap gate including Adjustment of Actuator Base for flap-gate

Actuator overhauling including base & flap gate fabrication, erection & commissioning.

Replacement of Flap gate actuator.

Repairing of damaged mother & liner plate, supporting elements of frame of flap gate

Replacement of Gate(in-situ welding in between flap & shaft)

Replacement of Brg of Flap Gate

Replacement of Seating Angle & Deflector plate at FG-1 /17(one side)

Fabrication ,replacement , alignment, adjustment of new RPG gate (including replacement of guide-roller, channel, motor base, platform etc.) and necessary structural repairing.

Fabrication of RPG gate

Replacement of only RPG gate ( including minor repairing)

Replacement of Channel with guide roller & RPG gate.

Fabrication and assemble of Channel with guide roller

Replacement of complete flap gate and Renewal / repairing of damaged mother & liner plate, supporting elements of frame of flap gate.

Replacement of bearings of conveyor pulley/fitting of bearings at new pully (2 nos. of brgs.).

Replacement of conveyor drive pulley including alignment.

Replacement of drive pulley for SR. boom conveyor including alignment.

Fitting/repairing of chute deflector plate.

One no Coal bunker Sealing/desealing

Replacement of rubber pad (04 nos.) of wagon tippler holding beam

Rail-line for PF/MT /WT maintenance ( Guage checking, New clamp fitting etc.)(M)

Key preparing/ Key way repair

Adjustment of brake at paddle feeder, mobile tipper, SR &WT .

Adjustment of conv. Belt, RBFD, belt feeder etc.

Inspection door removal & fixing.

Adjustment & Servicing of Tega Scrapper

Hold Back removal & fixing.

Oil topping/oil replacement ( 01 to 50 liters)

Breather plug and gauge glass cleaning/ fixing

HS coupling bolt and bush replacement

FCU oil adjustment (per fcu).

Suspension bar locking per bar.

Greasing of both the bearing of Conveyor Drum with bearing clearance measurement.

Inspection covers fixing. (per belt feeder/crusher/ conveyor)

Bearing checking/greasing (per Pulley).

R.P.G opening and closing.

Coupling & Decoupling of equipments.

Flap gate actuator arm pin removal & fixing.

Chain & Belt of ILMS/CBMS- Adjustment

WT Hydraulic Line Straineer Cleanning/Pressure adjustment/ .

WT Hydraulic station Pr. Relief valve replacement &Pressure adjustment

Hose/pipe replacement & clamp fixing (one)

Greasing of both the bearing of CBMS / ILMS / Conduit Roller / Impact Roller

Crusher rotor locknut tightening./Cr. Brg. Lock nut tightening.(per crusher)

Torque tightness checking of VFD-49/50/51/52.

Observation/ Checking of equipment, Conv. Belt etc.

Adjustment of conv. Belt, actuator, flap gate, RPG etc.

Structure repairing(Minor) / Any type of minor repairing or maintenance.

Foreign material removal fom Paddle Feeder/Crusher ( Minor).

‘V’ Belt set replacement

Back plate removal & fixing.

Fixing of HILTI Bolts (16X120MM))

PCRD/CCRD guide roller repair replacement (per roller).

Chute chocking removal

‘O’ Ring rubber cord to be provided in input / output shaft of gear box.

Chute flange joint leakage sealing/arresting by welding.

Inspection cover replacement.

V.S. hinge bush block replacement.

PF/Tripper/S/R-crack & broken wheel repairing.

Foreign material removal fom Paddle Feeder/Crusher ( Major).

Gear box inspection cover removal for internal inspection

Welding of rail/conveyor short support/stringer post/ladder repair.

Shaft repairing(welding/grinding).

WT Hydraulic Pump replacement /commissioning/pump couplig change/Oil filtration

PCRD/CCRD hanger repairing of PF / S/R / MT etc.

Motor/Gear/ FCU/Tail Pulley Head Pulley etc canopy or guard/cover preparing & fixing .

Dust sealing (Door/Flange) job at VS/ Crusher by flange-bolt tightening / replacement with asbestos rope etc.

Hard Facing of Suspension Arm, End Disc etc of Crusher ( Special welding Rod will be supplied by WBPDCL)

Replacement of Rail-line for PF/MT /WT per Meter

Fitting/repairing of chute deflector plate

Replacement /repair & fitting of chain of C.B.M.S., ILMS, S-R, P.F., M.T. etc

Repairing /servicing of gear box hold back.

Operation assistant for Evening /Night Shift

Replacement of Tega Scrapper

Structure repairing (medium) / Any type of medium repairing or maintenance.

Replacement of new or reconditioned two nos. of bracket (including roller) /7 nos. Carrier/6 nos. Impact Idlers or 3 no. of Return roller (including clit) at conveyor .

Repair of diaphragm by welding etc.of pulley at both sides.

Fixing of HILTI Bolts (20X170MM))

Structure repairing (major) / Any type of major repairing

Fabrication of bucket wheel for SR

Cleaning of VFD tray/ VS .

Misc. tit-bit repairing/maintenance.

Renewal/ replacement of damaged conveyor structural or support by fabrication & erection of stringer channel, leg post, cross - bracing, splice plates at CHP .

Fabrication and replacement of Upper Holding Beam at Wagon-tippler-1 & 2

Fabrication of Leg post for Lateral holding Beam of wagon-tippler-1 & 2

Fabrication of Vertical & Horizontal Hydraulic Cylinder Base for Wagon-tippler-1 & 2

Renewal / repair work of damaged chute plates by 20/12 mm thick MS plate at different transfer point Chutes.

Fitting of 8/10 mm thick Had Field steel liner plates at Surge Hopper ( T/H surge-hopper , FG-1 & 17 Surge-hopper ) and different transfer chutes at CHP .

Fabrication , dismantling and erection of complete flap gate and repairing/renewal of damaged mother & liner plates , supporting elements of frame of flap gate including FG-1 & 17 at CHP

Lokenath Construction Private Limited