tender for running preventive and breakdown maintenance of plc control system with electrical drives all control and instrumentation system of ash handling , replacement new erection of impulse line , replacement new erection of instrument fitting adopter nut tails elbow connector etc , overhauling b 501 and b 601 ss cock valve , overhauling repairing of junction boxes , servicing recalibration erection of fuzi yokogava rosemount etc transmitters , overhauling and recalibration new erection of digital indicators , overhauling and recalibration erection of flow meter conductivity meter , complete overhauling erection of level switches , replacement of pressure switch gauge vibration switch , removal testing erection commissioning calibration of temp gauges switches thermocouple , replacement erection overhauling cleaning of union isolating valveforged body valve , blowing of tapping points of different pressure transmitters switches , fabrication repairing of instruments plateform , laying patrolling of instrumentation cable , servicing and maintenance of air conditioner , cleaning of control room plc system , repairing of ups , service replacement of faulty butterfly valves along with act , servicing replacement of faulty diaphragm type valves , changing spindle gland of root valves , cleaning blowing by air of impulse lines , attend leakage from steam water air line , replace gauges switches of pressure temp , testing caliberation of pressure gauges , testing calibration of pressure switches , testing calibration of temp gauges , testing calibration of temp switches , replacement of thermocouples , cleaning servicing of terminal block in compressor house swas system , changing of ss root valves , servicing of 10mm hp lp 3way manifold valves , replace of 10mm hp lp 3way mfold valves , removal choking replace of impulse line , erection replacement of pvc armored compensate cable , replacement of universal digital indicator , servicing replacement of faulty 4way valve with actuator , replacement remounting of smps 24 v dc , dismantling replacement of combination timerof compressor , servicing of sampling cooler dhx18 sco2 , servicing of sampling cooler dhx12 sco2 , servicing of sampling cooler dhx06 sco1 , miscellaneous mechanical febrication , maintenance of actuator of butterfly valve , maintenance and upkeep of terminal box of motor of actuators in cw pump , maintenance re erection of butterfly valve actuator motor , revisioning and upkeep of marp dcs panel , revisioning testing of various type of switches of local control panel , maintenance revisioning upkeep and testing of 415 v power supply module , maintenance upkeep and repair of junction box of butterfly valve , servicing of mov motors actuators and limit switch assembly , checking cleaning and cable dressing mov motor , overhauling cleaning reconditioning of various size batteries , load test once in six months for various size battery of ups installed for 5x200mw , replacement of damaged switches mcb in acdb panel , cleaning painting of the wooden battery stands , maintenance of window type split type ac , gas charging of ac , rewinding of burnt fan motor, running maintenance of plc system, running preventive and breakdown maintenance of plc control system with electrical drives all control and instrumentation system of ash handling, replacement new erection of impulse line, replacement new erection of instrument fitting adopter nut tails elbow connector etc, overhauling b 501 and b 601 ss cock valve, overhauling repairing of junction boxes, servicing recalibration erection of fuzi yokogava rosemount etc transmitters, overhauling and recalibration new erection of digital indicators, overhauling and recalibration erection of flow meter conductivity meter, complete overhauling erection of level switches, replacement of pressure switch gauge vibration switch, removal testing erection commissioning calibration of temp gauges switches thermocouple, replacement erection overhauling cleaning of union isolating valveforged body valve, blowing of tapping points of different pressure transmitters switches, fabrication repairing of instruments plateform, laying patrolling of instrumentation cable, servicing and maintenance of air conditioner, cleaning of control room plc system, repairing servicing of ups and float battery charger installed in plc system of ash handling system, service replacement of faulty butterfly valves along with act, servicing replacement of faulty diaphragm type valves, changing spindle gland of root valves, cleaning blowing by air of impulse lines, attend leakage from steam water air line, replace gauges switches of pressure temp, testing caliberation of pressure gauges, testing calibration of pressure switches, testing calibration of temp gauges, testing calibration of temp switches, replacement of thermocouples, cleaning servicing of terminal block in compressor house swas system, changing of ss root valves, servicing of 10mm hp lp 3way manifold valves, replace of 10mm hp lp 3way mfold valves, removal choking replace of impulse line, erection replacement of pvc armored compensate cable, replacement of universal digital indicator, servicing replacement of faulty 4way valve with actuator, dismentaling replacement remounting of smps 24 v dc, dismantling replacement of combination timerof compressor, servicing of sampling cooler dhx18 sco2, servicing of sampling cooler dhx12 sco2, servicing of sampling cooler dhx06 sco1, miscellaneous mechanical febrication, maintenance of actuator of butterfly valve, maintenance and upkeep of terminal box of motor of actuators in cw pump, maintenance re erection of butterfly valve actuator motor, revisioning and upkeep of marp dcs panel, revisioning testing of various type of switches of local control panel, maintenance revisioning upkeep and testing of 415 v power supply module, maintenance upkeep and repair of junction box of butterfly valve, servicing of mov motors actuators and limit switch assembly, checking cleaning and cable dressing mov motor, overhauling cleaning reconditioning of various size batteries, load test once in six months for various size battery of ups installed for 5x200mw, replacement of damaged switches mcb in acdb panel, cleaning painting of the wooden battery stands, maintenance of window type split type ac, gas charging of ac, rewinding of burnt fan motor