operation and maintenance of pumping stations i to iv of ch . kumbha ram arya lift ( services ) , description of services , servicing & overhauling of pumps :-removing motor from stool with disconnecting of electric connections , removing of complete pump assembly stepwise and dismentling of pump . gas cutter , gas , welding machine and operator with helper , cleaning all components of pump by chip hammer sand paper etc , unloading work of impeller and shaft at workshop point by hydra with staff and pol , checking of aligment of shaft and remove their bends at workshop , balancing work of impeller , replacement of shaft sleeve , rubber bush , gland bush etc , assembling of pump parts and refitting of pump stepwise in position coupling of motor on stool , testing and trial of pump . for 2 . 15 / 2 . 81 / 3 . 14 / 3 . 75 cummec pump , decoupling of motor , removing of motor from stool , removing of couplingand bearing hub assembly , dismantling of bearing hub assembly , replacement of defective bearing , assembling of bearing hub assembly , fixing work of bearing hub assembly , oil filling , fixing of coupling and motor , testing and trial run of pump , decoupling of motor , removing of motor from stool , removing of coupling and bearing hub assembly , dismantling gland box from pump , remove defective gland bush from box by cutting then fit new gland bush by press fit machine , fixing work of gland box , bearing hub assembly , fixing of coupling and fitting of motor on stool , testing and trial run of pump , servicing of 6 . 6 kv motor feeder panel which includes opening , closing , testing , protection system , all connections related to d . c , a . c . , protection relays , indications and tripping system of the panel . , hire charges for service engineer for ht panels , vcb , cr panel , battery charger , transformer , pump , crane , go switch , syphon breaker valve , lt panels etc . from nearby local market .