Replacement of gravimetric feeder belts, replacement of head pulley bearings, coupling halves, studs, bronze and rubber bushes of main drive pulley coupling, opening and closing of RC feeder doors, replacement & overhauling of main reducer gear box of R.C feeders and patch welding of 22 coal pipes from all corners of boiler to classifier outlet gate, dismantling/ replacing and repairing of feeder out let gates, dismantling of damaged feeder outlet chutes, replacement of new / recondition chutes of Unit-3 & 4/Stage-II/RTPP as and when required during the year 2019-20.