Value based biennial rate contract for mechanical maintenance jobs of conveyors in suphala bagging plant at RCF Trombay Unit

Amount

1-Replacement of Head/Tail/Take-up/Snub/Bend/Slat pulleys along with bearings

Replacement of conveyor pulley with bearings size up to 12" ND up to 10 meter level

Replacement of conveyor pulley with bearings size up to 12" ND Up to 10 to 20 meter level

Replacement of conveyor pulley with bearings size up to (16"/18") ND up to 10 meter level

Replacement of conveyor pulley with bearings size up to (16"/18") ND Up to 10 to 20 meter level

2-Replacement of Gear Box

Gear Box Size - up to 6"

Gear Box Size – 7” -9”

Gear Box Size – above 10"

Gear Box of Slat Conveyor

3-Replacement of coupling half or sprocket or pin bush of flexible coupling with dial gauge alignment

Size up to 6" dia. (Sprocket / Grid member couplings)

Size 7" to 12" dia. (Sprocket / Grid member couplings)

Size 13" to 17" dia (Sprocket / Grid member couplings)

Replacement Of pin- bushes of coupling - 4 to 6 Holes

Replacement Of pin- bushes of coupling - 8 to 12 Holes

4-Replacement of bearings & re-positioning of pulley

Replacement of bearing of Head Pulley drive side.

Replacement of bearing of Head non-drive/snub/bend/tail/take-up pulley.

Repositioning of conveyor belt pulley along with bearing

5-Replacement of Oil seals of gear box

Replacement of oil seal of G/B - non drive end

Replacement of oil seal of G/B - drive end by removing coupling and re-alignment with dial gauge.

6-Replacement of Skirt rubber/ Scrapers of Conveyor belt.

Replacement of Skirt rubber conveyor belts.

Replacement /Repair of belt scrappers [primary / secondary] of conveyor belts.

7-Replacement of Frames and rollers of Conveyor belt

Replacement of troughing or Return frame with Rollers of conveyor belt [Fixed or self-align or Bracket for return along with guide roller ]

Replacement of troughing roller

Replacement of return roller

8- Repair/ replacement of tensioning arrangement of conveyors

9-Replacement of Fluid Coupling FC-14.5 & resilient plate.

Replacement resilient plate of fluid coupling of NP-4 Gear Box.

Replacement of fluid coupling of NP-4 Gear box. (Dial gauge alignment with motor to gear box).

10- Removal of belt off-centre

11-Crack welding after edge preparation in running feet

Equipment related structure CS/MS welding.

Equipment related structure SS welding.

12-Replacement of Simplex/Duplex/Triplex drive chain

Replacement of simplex drive chain

Replacement of duplex drive chain up to 1.25"P

Replacement of 1" & 3/4” drive chain offset link

13- Replacement of Bellow cloth of Bin Activators

14- Removal and box up of Bin Activator pan & cone for Hopper cleaning

15-Vibrating Screen related jobs

Replacement of vibrating screen.

Replacement of vibrating screen cover plate.

Replacement of vibrating screen mounting bolts.

Replacement of Hopper screen / grating.

Replacement of V-belts of screen.

16-Replacement of wire rope of conveyor take up pulley RBC 3B & 4B.

17-Wagon Loaders, Truck Loaders related jobs

Replacement of Main Slewing bearing of wagon Loader and Truck Loader

Replacement of telescopic Slewing bearing of wagon Loader

Replacement of drive sprocket along with 3 nos. of bearing.

Replacement of Long travel Drive wheels of Wagon Loader along with bearings

Replacement of Long travel non- Drive wheels of Wagon Loader along with bearings

Replacement of Head pulley of Telescopic

Replacement of tail (Small) pulley of telescopic

Replacement of guide angle of wagon loader track

Removal of derail of wagon loader

Repl. of WL/ TL Guide Wheels / rollers and MDS runner and wheels of belt tensioning trolley

Replacement of Long Travel drive shaft of Wagon loader.

Replacement of Cross Travel drive shaft of Wagon loader.

Replacement of V-belts of Wagon/Truck loader.

Replacement of damaged SS decking plate

Repair & assembly of wagon loader head, bend and take-up pulleys.

Replacement of hinge pin of Telescopic boom

MDS trolley derail removal.

Replacement of MDS tray

Replacement of MDS belt.

18-Stitching machine related jobs

Overhauling of stitching machine stand at workshop.

Replacement of stitching machine stand.

Replacement of V-belts of Stitching machine.

Shifting & replacement of Stitching Machine from store/central workshop to work place.

19-Blower related jobs

Overhauling of suction Blower (Removal of cover, cleaning and box up).

Replacement of Suction Blower

20-Gearbox & its Accessories related jobs

Replacement of Gearbox fan/ fan cover.

Tightening / replacement of foundation bolts of Gearbox

Overhauling of gearbox at site.

Greasing of Input/output coupling of gearbox

21-Chutes & divertors related jobs

Opening & box up of window cover for de-choking of chutes & Transfer pipes.

Replacement of diverter plate/shaft of chutes/diverter.

Replacement of Handcart wheel

Balaji Engineering Works

Jyotsna Enterprises