Lever Hoists
PAGE: 11
Model MLH
MLH-005 & MLH-010
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7.6 Chain Inspection
Inspect the chain for wear or corrosion. Push Links together and inspect the mating surface between the links. Pay special attention
to the links that most often through the hoist.
7.7 Hook Inspection
Inspect the hooks for deformation, chemical damage and cracks. Hooks damaged having a throat opening greater than the reject
opening (shown below) must be replaced.
7.8 Reject Opening
Table 7.8.1
Reject Opening Sizes
Capacity (ton)
Standard dimension (in)
Reject Opening (in)
3/4
1.10
> 1.21
1 1/2
1.32
> 1.45
3
1.57
> 1.73
6
1.67
> 1.84
7.9 Storage
•
Never leave or store the hoist with the brake locked. Loosen the brake by operating the hoist as if lowering a load.
•
Avoid leaving the hoist in a wet or corrosive environment. Clean and dry the hoist before storage whenever it has been
exposed to dirt or water.
•
Inspect the hoist for signs of wear, damage, or malfunctioning parts. Do not return a defective hoist to a storage area
without clearly marking it as defective.
7.10 Lubrication
a.
a. Good lubrication is vital to long chain life. The chain should be kept well-oiled with chain Lubricant. Be sure that the oil is
worked into the area between the links.
b.
b. If the hoist is disassembled for inspection or repair re-lubricate the moving parts according to the Lubricant table.
If the chain is worn or damaged, replace the entire chain
with new chain supplied by the hoist manufacturer. Do
not substitute. Do not attempt to weld chain or use
connecting links.
