SERVICING MAINTENANCE OF FRESH WATER MAIN PUMP SETS AND CONNECTED PANELS WITH ALLIED WORKS AT PUMP HOUSES AT NAVAL DOCKYARD VISAKHAPATNAM UNDER GE(I) DM VISAKHAPATNAM

Preventive maintenance for Fresh water Pump sets of capacity 150HP x 06 Nos by carrying out routine check of the Pump and motor complete for smooth functioning all as per manufacturer's instructions and as directed which are installed at FWPH by carrying out the under mentioned jobs to ensure its satisfactory performance Contractor has to deploy manpower experienced Pump and motor technicians at the worksite to attend the breakdown calls received from representatives entire duration of contract.It is the contractors responsibility to make the unit functional and sufficient stock of spares shall be maintained to rectify the breakdown within scheduled period. Cleaning, stacking, sorting, handling and upkeeping of maintenance shall be carried out by contractor Quoted rates are inclusive of the following checks :- (i) nspecting and cleaning strainers and filters to prevent debris from entering the pump

(ii) Checking for leaks ,worn-out seals,gaskets and arrest immediately to prevent further damage (iii) Checking motor alignment and make adjustments if necessary preventing premature bearing failure (iv) Inspect and clean impellers to maintain optimal flow rates (v) Monitoring vibration levels and take corrective actions (vi) inspecting the flow rate and identify the root cause for decrease in flow rate and take appropriate action (vii) Notice the unusual noise level such asgrinding,squealing or rattling and prevent further damage (viii) Monitoring heat levels and take preventive measures with sufficient lubrication,replace bearings of suitable size

(ix) Remove deposits of dust,oil and dirt in the fan cover to maintain good ventilation and allow proper cooling of motor (x) Observe the behaviour of seals and take necessary precautions (xi) Observe the electrical and mechanical connections and fixing bolts Note :- The above quoted rate is inclusive of all spare parts apart from below mentioned spare parts which will be paid seperately to make the unit completely functional, T&P manpower required in the site

All as per item No. 1.00 above, but of size upto 15 HP Lowlift,10 berth pump house, west wall pump house etc.,

Dismantling taking out GI/MS pipe from PCC support/Trenches for repair/ replacement/relaying for bore of pipe 400 mm complete all as specified and directed.

Supply, fixing and testing of 400 mm dia Main header pipe MS ERW pipe with thickness not less than 8.00mm alongwith specials on PCC support or on trenches complete all as specified and directed. Note :- (i) Arrangement of suitable pump sets for dewatering at the time of breakdown. (ii) Necessary labour/trade men for attending emergency break down . (iii) labour element required for fixing CI/DI/MS pipes, specials fittings (iv) All earth work to carry out manually as well mechanical excavator and keep mechanical excavator stand by till completion of work . (v)-The quoted rate is inclusive of replacing the pipe as per existing in ground and connecting the existing tappings without hindering the water supply Pumping period and preventive measures to be taken accordingly.complete all as specified and directed

Material and labour for flange joint including flanges of size 400mm dia rubber gasket nuts bolts washers and necessary T&P required to make unit functional complete all as specified and directed

M&L for attending break down of pipe line of 200/300/400mm bore, bursting/cracks and including cleaning/removal of broken pipe pieces of various lengths through gas cutting / manual cutting as per site requirement and including inserting necessary specials such as pipes MS/CI collar etc as per site requirement, testing and arresting leakages of lead joints, testing and necessary dewatering by using necessary pumps, mechanical excavator complete all as specified and directed. Note 1:- The quoted rate is deemed to be include (i) arrangement of suitable pump sets for dewatering at the time of breakdown. (ii) Necessary labour/trade men for attending emergency break down . (iii) Labour element required for fixing CI/DI/MS pipes, specials fittings (iv) All earth work to carry out manually as well mechanical excavator and keep mechanical excavator stand by till completion of work

All as per item No. 6.00 above, but of size upto 150 mm bore GI/CI/MS/DI pipe

Material and labour for repair, servicing, overahauling of indoor Pump control panel board comprising busbar, MCCB, metering equipment, pump starter after dismantling taking out all doors, covers from front and rear. Servicing comprising of thorough cleaning of complete inside cabinet with forced air and suitable cleaning agent, removing all dust/dirt, cleaning of all insulators, busbars, switchgears, all cable terminals with CTC and clean dry cloth, cleaning of outside surface with CTC and dry cloth, tightening of all nuts, bolts & washers. Repair comprising of replacement of burnt aluminium cable lugs, burnt switchgear, non-functional panel meters, non-functional indicator lamps, damaged panel metering wirings, nonfunctional selector switches, unsv