bids are invited for routine breakdown maintenance of fire fighting pump servicing of nozzle and air bulb fitting , servicing of alarm of mulsifire system , servicing of mulsifire air compressor. , changing of diaph. of 150 mm deluge valve , changing of diaph. of 100 mm deluge valve , overhauling of gate valve of 150mm deluge valve , overhauling of gate valve of 100mm deluge valve , overhauling of filter water pump, raw water pump , overhauling of fire pump ,indian,russian , changing, checking of bearing of pump. , overhauling of float valve of pump of fire pump , fabrication of strainer of float valve , overhauling and servicing of valve and pipeline , cleaning of suction pit of aph , breakdown maintenance and overhauling of sump pump , cleaning of suction filter of sump pump , overhauling of diesel fire fighting pump , overhauling of lp valve in hp,lp pump house , attend leakage from header to mulsifire , cutting, welding and replacement pipe up to dia 100mm , cutting, welding and replacement pipe dia 101 to 150 mm , cutting, welding and replacement pipe dia 151 to 200 mm , overhauling of electric fire pump , overhauling of diesel fire pump , overhauling of h.p. pump , overhauling of lp valve dia 300mm. , overhauling of lp valve dia 200mm. , overhauling of lp valve dia 80mm. , overhauling of nrv dia 300mm. , overhauling of nrv 200mm. , attending leakage from flange of pipe line , cutting, welding and replacement with flange up to 100mm. , cutting, welding and replacement with flange from 101mm to 150mm. , cutting, welding and replacement with flange from 151mm to 200mm. , fabrication of gm neck ring , machining of impeller of pumps total quantity : 4296