servicing, overhauling and maintenance of swas field equipment’s & wet panel and different other mechanical work during overhauling of unit no 09 of 3x200 mw, btps, obra.- 1 changing spindle / gland of root valves. 2 cleaning & blowing by air of impulse pipelines from tapping point to swas system ( wet & dry panel ) of different samples.# 3 attending of leakage from steam / water / air lines of different samples. 4 replacement of pressure gauges / temperature gauges / pressure switches / temperature switches etc. 5 servicing, testing & calibration of pressure gauges 6 2x4 ton chiller unit -checking, cleaning, servicing, overhauling and reconditioning of compressor, main / circulating pump & motor, storage tank solenoid valve, temperature & pressure gauge, sensors, dryer, inlet / outlet, valve, all tubings & fittings, electrical equipment & wwwwiring etc. de-scaling of condeser and cooling coil, filling of required refrigerant gas and repairing / replacement of defective spares. 7 servicing, testing & calibration of temperature gauges.# 8 servicing, testing & calibration of temperature switches. 9 cleaning / servicing of terminal blocks / panels at swas . 10 replacement of ss root valves / sample relief valve 11 servicing of valves 10mm size high pressure / low pressure, manifold valves, 3- way valves etc# 12 replacement of valves 10mm size high pressure / low pressure, manifold valves, 3 - way valves etc. / rota meter / self pressure valve . 13 replacement of impulse line as required. 14 servicing of sampling cooler dhx18 / sco2 and its recommissioning 15 servicing of cooler dhx12 / sco2 and its recommissioning 16 servicing of cooler dhx06 / sco1 and itsrecommissioning 17 mechanical fabrication 18 checking , cleaning, servicing, overhaulingreconditioning ac unit