84193/E8 REPAIR/MAINTENANCE AND SERVICING OF EOT CRANE, HOT CRANE AMC OF LIFT AND ALLIED WORKS AT AF STATION JORHAT UNDER GE (AF) JORHAT

M & L for perodic inspection/ servicing/Load testing of 02 Ton capacity flame proof EOT crane with double girder of any make installed at different building/location at site, making the cranes in serviceable condition, attending complaints of cranes on call basis, complete all as specified and directed with and including opeartions for maintenance specified as under:- (A) LONG TRAVERSE MOTION / CROSS TRAVERS MOTION / HOIST MOTION- (a) Checking gear box oil level, checking and rectifiaction of leakage if any and filling with new oil up to required level. (b) Checking functioning of all brakes of any capacity and making adjustment for proper working. (c) Checking motion wheel for any abnormal sound & checking mounting/ fixing arrangement. (d) Checking of grease in geared coupling and tighting of nut/bolts etc. (e) Checking of motion cut off at extreme ends with limit switches. (f) Checking drive shaft and coupling including tighting of nut and bolts. (g) Checking oil in FLP thrustors checking any leakage any filling with new oil. (h) Checking terminal connection of all LT motion of three phase FLP electric motor and tightening properly including repalcing burnt out/ over heated cable ends if any.

(B) ELECTRICALS (a) Checking and tightening all electric connection (b) Checking the contactors/ relays etc for overheating or flashinng. (c)Clening off all connection and control cables. (d) Properly bunching the loose control cable. (e) Checking functioning of cable carriers. (f) Checking the connection and serviceability of VVVF drives for smooth working. (e) Ground motion control panel Opening the push button control unit, checking all connection, replacing flashed/ over heated connections, general cleaning and checking all the functions,of the LT/CT/ Hoist motion push buttons and lights/ VVVF switch including reassembling the unit complete

LOAD TESTSTING:- Load testing complete for LT/CT/Hoist motion of the 2 ton EOT cranes(installed at different location ) for 125% capacity using any type of dead weight ,complete all as specified and as directed Note-1 Necessary weights for load testing shall be arranged by the contractor on his own cost. 2 Shifting of load at site and shifting to different buildings/locations using truck/mobile crane etc of suitable capacity shall be arranged by the contractor . 3 Tools, tackles ,chains and sling etc of suitable capacity required for load testing shall be arranged by the contractor. 4 Unit rate quoted shall be deemed to incl the cost of all above and no extra payment on this acount shall be made . Adjustment of brakes, motors,gear boxes, electrical system, load hook ,steel wire ropes , limit switches and all related item complete all specified and directed. 5. The above rats are inclusive of Labor & servicing of crane 6. Spare parts to be measured & paid separately

All as per Srl No 1.00, 1.01 and 1.02 here-in-above but for 10 Ton capacity flame proof EOT crane complete all as specified and as directed.

All as per Srl No 1.00, 1.01 and 1.02 here-in-above but for 2 Ton to 5 ton capacity flame proof HOT Crane complete all as specified and as directed.

Supply only Limit switch for long traverse heavy duty of 2 Ton Cap EOT crane complete all as specified and as directed.

Supply only Limit switch for long traverse heavy duty of 10 Ton Cap EOT crane complete all as specified and as directed.

Supply Only Limit switch roller lover type of cross traverse for 2 Ton Cap EOT cranes/Hoist complete all as specified and as directed.

Supply Only Limit switch roller lover type of cross traverse for 10 Ton Cap EOT cranes/Hoist complete all as specified and as directed.

Supply only flame proof thrustor unit complete as per existing capacity complete all as specified and as directed.