Repair/replacement of worn out parts of 3 cusec x 10m head pumping unit no.3 along with allied works at LIS Datriyal.

Repair/replacement of worn out parts of 3 cusec x 10m head pumping unit no.3 along with allied works at LIS Datriyal.

Decoupling of 03cusec x 10m head HC pump of unit no.3 at LIS Datriyal from the motor assembly and dismantling the pump from the base frame & from suction side/dismantling by way of cutting the rusted nuts & bolts with cutter. Carriage of the dismantled 03 cusec HC pump to the nearest roadside, using manual labour, head load, loading in transport vehicle, carriage to the workshop in the mechanical transport for repairs. Repair to 3 cusec pump at workshop by way of dismantling and extraction of damaged internal parts. Providing/fitting of pump shaft by way of turning, rethreading & finishing to accurate size as per specifications of old broken pump shaft. Making of new slots for feather keys. Repair to the impeller by way of welding/brazing, machining, making key ways slots on the impeller and fitting of the same on the pump shaft. Providing and fitting of 2no.s new bearings on driving and non driving end of the pump as per sample, neck rings, 1no. shaft protection sleeve, new check nut, new gland studs repair to bearing housing, gland plates and applying sufficient amount of grease to avoid excessive wear and tear, gland packing as per requirement. Complete assembling of pump set after carrying out necessary repairs. Shifting back to the LIS after carrying out necessary repairs at workshop and then fitting/reinstallation at the base frame, coupling with the motor by making proper alignment and testing on partial/full load. Job also includes providing and fitting of new coupling nuts/bolts & rubber bushes. Repairs to 20HP Manually Operated Oil immersed star-delta motor starter of Unit-3 of LIS Datriyal. Job includes dismantling of starter from its installed position after disconnecting all electrical connections on input as well as output side and then carriage of the starter to workshop for repairs/replacement of intermediate Bakelite rod, moving and fixed copper contact points, No volt coil, thimbles, overload protection relay and then back carriage to LIS for re-installation, commissioning and testing on no load and full load conditions. Job also includes providing and filling of approx.06 litres of fresh transformer oil in the tank after complete de-moisturizing. Complete job includes cost of material, skilled labour charges, tools and tackles charges and carriage charges.

Rebate on Old Parts

M/S GANPATI ELECTRICAL AND MECHNICAL WORKS

N B Engineering and Electric Works