annual rate contract for operation and maintenance of pump house under jen hq loonkarasnar sub div loonkaransar- running expenditure of pumphouses which includes completeoperation of pumpmotor , maintenance of log-books as directed by engineer-in-charge, general upkeeping of premises, security arrangements, regular chemical dosing in cwr, cleaning and desilting of sr/cwr/sump once every six months, daily valve operation under the campus of pump house and all other works as mentioned in scope of work in tender document for per pump house per month. (excluding repairing of pumping machinery etc.) 2 upto 50 hp 3 maintenance ofcentrifugal pump sets and motor/ monoblock including cost ofrewinding of motor, material components & accessories required to repair pumpsets, starters etc. of electric panels, deinstallation and re installation of pumpsets complete in all respect for per centrifugal pump set with pannel per month.maintenance ofhistroy sheetas directed by engineer-in-charge for centrifugal pump set per month.operated load of centrifugal pump sets (hp) 4 0.5 hp to 2.5 hp 5 3.0 hp to 5.0 hp 6 6.0 hp to 12.5 hp 7 13.0 hp to 20.0 hp 8 21.0 hp to 30.0 hp 9 31.0 hp to 40.0 hp 10 41.0 hp to 50.0 hp