J. excessive noise and/or vibration – American Dryer Corp. AD-385 User Manual
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I. Dryer or scraping noise at basket (tumbler) area...
1. Check for object caught in basket (tumbler)/wrapper area.
2. Basket (tumbler) is out of proper alignment.
a. Check both vertical alignment and lateral alignment.
b. Check gap between front panel and basket (tumbler)...set screws may have come loose,
and basket (tumbler) walked forward or backward.
3. Loose basket (tumbler) tie rod.
4. Failed basket (tumbler) support.
J. Excessive noise and/or vibration...
1. Dryer is not leveled properly.
2. Impellor (fan blower) is out of balance.
a. Excessive lint build up impellor (fan/blower).
b. Failed impellor (fan/blower).
3. Loose basket (tumbler) tie rod.
4. Basket (tumbler) is out of adjustment, or adjustment bolts (hardware) are loose.
5. Failed basket (tumbler) support.
6. Loose motor mount.
7. Failed idler, basket (tumbler), or fan (impellor) bearings.
8. V-belt(s) either too tight or too loose.
9. Bearing set screws (basket [tumbler], idler, or impellor [blower] shaft) are loose.
10. Failed motor bearings.
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