replacement and repair of equipments at 20 mld stp at navelim margao goa. retender 2nd call- 1 turbo blowers -air end damaged parts replacement with new ones ( i.e., shaft, journal bearings, thrust bearings & runner ) resembling parts & load testing at the service center. installation and commissioning support at site location 2 chlorinators ( metito ) metito vacuum type manual operated chlorinator having upto 10 kg / hr capacity complete with gas flowmeter , rate valve , loss of gas indicator and booster pumps. 3 supply, installation and commissioning of 10 hp desilt pump for wet well 4 auma make inlet gate actuators- auma india make electric actuator model sa12f10a90rpm norm type ( w / o integral starter ) ( actuator comm. no.: 98305589 ) as spare for jash ci open channel gate of size 800x850 mm. a set of 1 no stem & 01 no. connecting pin as spare for jash ci open channel gate of size 800x850 mm. 5 raw sewage pump 80 hp-replacement of spares ( bearings, oil seal ) , stator rewinding, replacement of cast iron, impellor, locknut, mechanical seal, terminal, box etc, of kishor make nonclog submersible 6 harmonic filter 7 damaged cable trays replacement and installation of new cable trays 8 11 kvindoor substation & transformer maintenance work.