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 |
|
|
|
| Improper assembly of ratchet disc, disc | Reassemble the pawl and ratchet disc |
| installed backwards, and making incorrect | |
| properly. Ensure that clicking sounds are | |
| contact with the pawl. | |
| heard before reuse. | |
|
| |
Hoist will not lift – |
|
|
Slight clicking |
|
|
|
| Clean and lubricate pawl and pawl shaft. |
| Pawl not engaging ratchet disc: | Pawl shaft |
| Dirt or corrosion between pawl and pawl | Pawl |
Hoist will not lift – |
| |
shaft. |
| |
Not Clicking |
| |
|
| |
| Faulty pawl spring | Replace pawl spring |
| Loose selector pawl spring | Perform hoist maintenance. |
|
| Reassemble gears properly and ensure |
|
| smooth operation before reuse. |
|
| Ensure the ‘0’ & “V” |
|
| marks of gear #2 are aligned properly, as |
Hoist will not lift – |
| shown. |
|
| |
Hand wheel will not | Gear #2 improperly timed |
|
operate |
|
|
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