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7.0 Troubleshooting
Read and comply with instructions in this manual and use the hoist properly.
Checking the sounds from the hoist in operation is a critical inspection. Note hoist sounds during operation.
If a defect is found in the hoist, stop using it immediately and check the cause of the defect.
Only Trained and competent personnel should inspect and repair the hoist.
Table 7-1 Troubleshooting Guide
Note on proper operation:
When lifting, the hoist should make clicking sounds when moving the hand wheel.
When lowering, the hoist should not make clicking sounds when moving the hand wheel.
Symptom Cause Remedy
Hoist will not lift –
Slight clicking
Improper assembly of ratchet disc, disc
installed backwards, and making incorrect
contact with the pawl.
Reassemble the pawl and ratchet disc
properly. Ensure that clicking sounds are
heard before reuse.
Hoist will not lift –
Not Clicking
Pawl not engaging ratchet disc:
Dirt or corrosion between pawl and pawl
shaft.
Clean and lubricate pawl and pawl shaft.
Pawl shaft
Pawl
Faulty pawl spring Replace pawl spring
Loose selector pawl spring Perform hoist maintenance.
Hoist will not lift –
Hand wheel will not
operate
Gear #2 improperly timed
Reassemble gears properly and ensure
smooth operation before reuse.
Ensure the ‘0’ & “V”
marks of gear #2 are aligned properly, as
shown.