short dated tender - bids are invited for maintenance and servicing of dg set , supply only in repair diesel filter , supply only in repair oil filter element , supply only in repair air filter element , supply and filling in sump topping up engine oi , supply and filling in coolant , supply and fixing in repairs starter , supply and fixing in repairs automatic , supply and fixing in repairs self starter , supply and fixing in repairs three phase , supply and fixing in repairs , supply and fixing in repairs three phase nc2 , supply and fixing in repairs three phase mc , taking out unsv and supply , supply and fixing led bollard , supply installation connecting electrically , repair and maint of unsv centrifugal , repair to motor and pump capacity , gun metal globe or gate valves , supply and fixing ci non return valve heavy duty , supply only altoc gp calcium based granular , supply and transportation of fresh drinking water , supply and fixing in replacement mccb having , supply and fixing in replacement mccb , supply and fixing of on load change