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How to repair an overhead traveling crane with a broken winch or hoist?

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Question added by Samuel Egbejinmi , Engineering and Procurement Manager , MJM Company Limited
Date Posted: 2015/09/02
Fahim Anwar
by Fahim Anwar , QC Inspector (HVAC) , EFECO LLC Aaudi arabia (Saudi Aramco Project)

Withe the help of Safety Horne's, PPEs, and for lifting the fitter/wilder we will required the hydraulic crane to lift to the damage crane. 

Ramazan oral
by Ramazan oral , SALES MANAGER , EG PRES İN TURKEY

you hawe to change the winch and you must remowe the Wire 

Ernesto B. Salcedo, Jr.
by Ernesto B. Salcedo, Jr. , Department Head / Sr. Manager , Victorias Milling Company, Inc.

First thing you should do is to check  the winch, hoist drum and wire rope to find which is the root cause of the problem that broke down. if found winch or hoist drum broken, look for mobile crane with a capacity of 25 Tons or depends on the weight load of the carriage. Provide 2 pcs sling cable 5/8" dia. enough to carry and pull out the carriage using 2 skilled mechanics and 1 electrician who will cater the activity, by removing wiring and accessories until it will remove from the rails then, on the ground dismantle the defective or broken parts then, replace it with a new one and assemble same. lift up the assembly and mount properly the carriage before loosening the wire rope that tightens the assembly upon giving signal for the operator to release. then proceed by installing the wire rope to its required length and diameter required then, after the installation of the wire rope, test the Crane with its required load using its hoist drum assembly and if found functioning well, release the unit for operation.

Iqbal abdul rehman
by Iqbal abdul rehman , Certified Dock Operator & Mentor , Qatar chemical

need to involve subject matter experts, isolate energy sources from equipment discus job safety analysis issue valid work permit, start un clamping from hoist motor and secured with separate wire slings from both sides     

Sher  Ali
by Sher Ali , Electrical Supervisor , PARCO PEARL GAS

crane is a machine for lifting and lowering a load and moving it horizontally, with the hoisting mechanism an integral part of the machine. Cranes whether fixed or mobile are driven manually or by power.

John Sinaga
by John Sinaga , Crane Operator , Transocean, Shelf Drilling

Change the winch and also the wire

JOHN RENE CRUZAT
by JOHN RENE CRUZAT , Mobile Crane Operator ( RT Type ) , ZahidTractor & Heavy Machinery Co. Ltd.

By replacing the broken from the winch and reeving new wire rope for the hoist.

noe daligdig
by noe daligdig , Mechanical Maintenance Supervisor , MS Al- Suwaidi Industrial Services Co.Ltd.

If winch or hoist broken then bring down the hoist, lock off the traveling crane and start to repair if needed to replace then replace with new one.

Shuvojyoti Joarder
by Shuvojyoti Joarder , DGM-Service , mtandt Group

Technically competent persons can go up and assess the extent of damage by going up and inspecting the winch. If the damage is not so serious then the winch can be repaired on the crane itself. Otherwise the winch can be taken down with the help of a mobile crane, repaired and put back up in it's place.

Francisco Habana
by Francisco Habana , Tower Crane Foreman/Lifting Supervisor , Tadmur Contracting

Use safety harness climb up and find out which part of hoist is broken. (is it the drum, wire rope, electric motor, hook block, pulley? Check first) Once you know, you can replace or repair and you can decide what tools, equipments and machines you need.

Samuel Egbejinmi
by Samuel Egbejinmi , Engineering and Procurement Manager , MJM Company Limited

Thanks the gear box housing got broken and the cable. So i have repaired it.

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