Tender For work contract for servicing of hp bypass system with fast operating device (fod) and servicing of various solenoid valves during aoh of unit-5.
Tender For routine monitoring/preventive maintenance/breakdown/ emergency/regular servicing of pneumatic cylinders,solenoid valves,limit switches & pressures switches pertains to units-5,6&7 mill reject handling system(mrhs).2.operation and maintenance of dense phase mill reject handling system of unit-8.the work involves a) operation and maintenance of dpmrhs plc system. b) i&c maintenance works of air compressor.c) servicing/recalibration of solenoid valves,limit/proximity switches & pressures switches etc.3.routine monitoring/maintenance of spm analyzer systems pertains to unit-5 to 8.the work involves a)cleaning/servicing of transmitters & reflector units and blower filters of spm analyzers, pertains to units- 5 to 8.b)carrying out maintenance works under the supervision of i&c engineer. regular monitoring/checking healthiness of unit-7&8 coal bunker level monitoring systems.4.routine maintenance of bunker level monitoring systems.the work involves a)cleaning/checking of 3d level sensors.b)cleaning/checking healthiness of local control panel at bunker floor.c)ensuring healthiness of signals to control room pc,dcs&chp control room digital indicators.5.regular monitoring/maintenance of hfo tanks level measurement systems.the work involves a)cleaning/checking healthiness of radar level transmitters installed at hfo tanks.b)cleaning/checking healthiness of local digital indicators installed at foph.c)cleaning/checking healthiness of plc unit installed at ucb-7.6.the nature of work is round the clock maintenance.7.the cleaning/servicing and maintenance works of all the above mentioned systems shall be carried out during units aoh period.8.the required t&p and ppe for carrying out maintenance works shall be arranged by the contractor/agency itself.