Central Ground Water Board Tender

CATEGORY: Drive head of Rotary gear, gear pulley, guide plates, left side and right side shall be replaced. , Floating-sub shall be repaired. , Pull down cylinder oil leakage found in rest Position, rectify the same. , Drill rod changer loaded only three drill rods and rod lock shall be repaired. , Drill rod changer operating cylinder bracket shall be replaced. , Power tong leg right side and left side cylinder seals and leg stopper plate with legs shall be changed with Allen bolts. , New sprockets, pins and bearings shall be replaced. , Table bush lock broken drill rod bush size enlarged. , New water injection pump shall be fitted. , Hammer oil lubricator system shall be provided. , Hydraulic oils all strainers and filters shall be replaced. , Welding set and motors shall be replaced. , Hammer opening device shall be provided. , Wherever required, hydraulic hoses should be replaced with new hoses. , Alignment and setting of all hydraulic hoses shall be made. , Gauges shall be replaced , Micro feed valves and direction valves shall be replaced. , Additional micro feed valve shall be provided for mast raising cylinders. , Rig mast and body painting shall be carried out.