(a) complete repairing/rewinding of one no.500 kva 3.3kv/550 volt power transformer sl.no.lph/tr/12 at 1 pit lodna colliery and (b) complete repairing/rewinding of one no.400 kva 3.3kv/440 volt lighting transformer sl.no.lph/tr/13 at 1 pit lodna col

Repairing of power winch all brake system drum break motor gear box break emergency hand break and foot break and changing gearbox oil seal pit no 1 victory under bastacolla colliery.

Repairing of kiva power winch drum brake motor gear box brake and changing gear box oil seal at aebsc under bastacolla area.

Fabrication and repairing gear box and motor thruster brake and coupling 2 set 14 inch and 10 inch of power winch 2 pit (m) gopalichak colliery

Changing of gear coupling (fgc-10) in 100 hp ,550v mamc gear box to winding drum of no. -8 pit of bankola colliery.

Repairing of 11 kv o/h main line feeder no 1 and feeder no 2 supplying power to kustore colliery substatioin under kustore colliery.

Tyre coupling changing, repairing of gear box coupling &#x0d of discharge drum and repairing of shaft of discharge &#x0d drum and base plate of fb no. 2 at phularitand amp &#x0d colliery, barora area

Complete repairing of brake systems and gear box of quba make 10 tonnes capacity power winch installed at 06 no pit kb 5/6 pits colliery.

Repairing of coupling set between motor and gear box of pit no.2 winder engine of kharkharee colliery of govindpur area

Repairing of winch motor assembly and winch gear box of ace make 9t capacity crane sl. no. 1912867 at nichitpur ocp, sijua area.