
Attached is an image of worm gear and worm wheel:

| Problem | Cause | Solution |
|---|---|---|
| Abnormal noise during operation | Worn gears or bearings | Replace worn gears or bearings |
| Reduced output torque | Worn or damaged gears | Replace worn or damaged gears |
| Overheating during operation | Insufficient or contaminated lubrication | Check and refill or replace lubricant |
| Leakage of lubricant | Cracked or damaged housing or seals | Replace damaged housing or seals |
| Excessive vibration during operation | Loose or worn components | Check and tighten loose components or replace worn components |
| Shaft misalignment | Improper installation or mounting | Reinstall or remount properly |
| Improper lubrication | Incorrect type or amount of lubricant | Use correct type and amount of lubricant |
| Seized or locked-up gear | Worn or damaged gear or bearing | Replace worn or damaged gear or bearing |


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Luotuo Industrial Area, Zhenhai District, Ningbo City, China
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