Inspection and Maintenance
Read and follow ANSI Inspection and Maintenance Instructions. Know the meaning of Frequent Inspection, Periodic Inspection, Normal Service, Heavy Service, and Severe Service. It is the customer’s responsibility to understand and follow all ANSI and JET inspection and maintenance instructions.
All repairs and adjustments are to be performed by trained and experienced personnel using procedures that are approved for the hoist system being serviced.
All safety related deficiencies discovered in the inspection are to be corrected before the hoist is to be placed back into service.
Check for internal damage whenever external damage has occurred. Failure to comply may cause serious injury.
1.Clean hoist after each use and oil lightly.
2.Do not drop or drag the hoist.
3.Store the hoist in a clean and dry environment.
4.Chain oiling is not mandatory but will increase the life of the chain.
5.Leave all repairs and adjustments of internal parts to qualified repair personnel.
6.Inspect the load chain and the lower hook after lifting a maximum weight load.
7.This hoist uses special alloy hoisting chain and does not interchange with any other manufacturer. All replacement chain must be purchased from your JET distributor or from WMH Tool Group directly by calling
8.Check and inspect the brake system frequently.
9.Annually, the hoist should be disassembled, inspected, and cleaned by trained and experienced personnel only. Contact a WMH Tool Group authorized service center by calling your dealer or visiting our web site at wmhtoolgroup.com.
10.After servicing, test the hoist with no load, then test the hoist with a load.
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