PREVENTIVE MAINTENANCE OF EOT CRANES AND HOIST INSTALLED AT 505 ABW UNDER GE U P M DELHI CANTT

1.Preventive maintenance and repair by technically qualified technician and rendering operationally of EOT crane/Hoist complete including checking / tightening of all nut , bolt & breaks any type any size complete system, adjusting etc of all breaks motions and VFD /VVVF drive adjustment setting of EOT / HOT cranes with having single or double girder type and providing greasing & oiling of traveling / moving parts of crane with connecting motor girder parts for movement of crane hoist / long cross traveling and including maintaining the controlling of speed / creeping microspeed of motors with minor maint / repair electrically operated main control panel wire with connecting control wiring system consisting of main switch, step down transformer, contactor, HRC fuse, VFD, PLR, control pendent ,wire rope with break drum unit, gear box unit , oil levels, motor bed / foot ,electrical control cable, motor terminal, end cable carriage trolly , motor shaft, bush flange bearing with lathe work,chain pulley block, ratchet clutch, gear block, chain wheel, chain etc and including locating the defect or fault and rectification of the fault and rectification of oil leakage etc any type any size and replacement of defected nut, bolt & washer and making it soundless/sound proof and after trails testing run of crane for smooth functioning / operation satisfactorily for the following mentioned capacity cranes/Hoist complete all as specified and directed by Engineer-in-Charge. Details of Cranes are under mentioned located at 505ABW (a) EOT crane of 50 Ton (Make of Cranex Ltd.) - 02 No (b) EOT crane of 45 Ton (Make of Rockwell Hoist) - 01 No (c) EOT crane of 20 Ton (Make of Cranex Ltd.) - 01 No (d) EOT crane of 20/05 (Make of Cranex Ltd.) - 01 No (e) EOT crane of 10 Ton (Make of Cranex Ltd.) - 01 N0 (f) EOT crane of 05 Ton (Make of Cranex Ltd.-07, Tojyam Steel-02 Nos, Grip - 10 Nos. (g) EOT crane of 03 Ton (Make of Dinesh Enterprises - 02 Nos, USGC-01No) - 03 Nos (h) EOT crane of 02 Ton (Make of Cranex Ltd.-12 Nos, Grip Enterprises-01 No,) - 13 Nos. Total =32 Nos of Cranes for 01 Month Notes for item No 01:-The including the properly checks as mentioned as following: - (i) LT /HOIST/ CT MOTION: - (a) Checking Gear box oil level and filling with required oil and rectification of leakages if any. (Note: Note: Brake Oil shall be included in quoted rate by the contractor) (b) Brake adjustment (c) Checking of long travel & cross travel wheel for any noise/malfunctioning. (d) Checking grease of geared couplings, complete nut, bolt work for tightening and replacement of grease nipple. (e) Checking of oil in Hydraulic thruster brake, rectification of leakages if any and filling with required quantity of oil.(Note: Brake Oil shall be included in quoted rate by the contractor) (f) Checking of electric motor connections, insulation resistance value etc (g) Check ing the cut-off at extreme ends with the limit switch. (g) Checking of connections of VVVF drives/other drive, calibrating VVVF drive and PLC to get smooth movement & maximum efficiency / other drives for smooth functioning of the same.