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Troubleshooting
Problem | Cause | Action |
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Drive belts jump teeth or squeak. | Damaged belt. | Replace belt. |
| Insufficient tension. | Tension drive belt. |
| Poor belt tracking. | Align Pulley. |
Squealing, growling or grinding | Damage and/or worn bearing. | Remove drive belts, rotate arbor |
noise coming from machine. |
| motor and fan shafts to locate |
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| dragging or rough bearing. |
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| Contact an authorized American |
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| Sanders Technology dealer. |
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Dust | Dust bag is over 1/3 full. | Empty contents of bag. |
| Dust bag is dirty. | Shake debris from bag and wash. |
| Dust shoe is improperly adjusted. | Readjust dust shoe. |
| Dust chute is obstructed. | Remove dust shoe and clear throat. |
Motor will not start. | Defective motor starter. | Contact an authorized American |
| Defective start capacitor. | Sanders Technology dealer. |
| Contact an authorized American | |
| Defective start switch. | Sanders Technology dealer. |
| Contact an authorized American | |
| Poor connections. | SandersTechnology dealer. |
| Check connections. | |
| Motor overload tripped. | Remove power. Depress reset |
| Defective motor. | button on motor |
| Contact an authorized American | |
|
| Sanders Technology dealer. |
| No power. | Check power supply and connections. |
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Motor runs sluggishly. | Low voltage from excessive length, | Locate power source nearer to work |
| undersized extension cord, or poor | site. Check connections. |
| connection. |
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| Defective run capacitor. | Contact an authorized American |
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| Sanders Technology dealer. |
| Defective motor. | Contact an authorized American |
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| Sanders Technology dealer. |
Motor overload trips/repeatedly | Low voltage from excessive length, | Remove power, allow motor to cool. |
trips | undersized extension cord, or poor | Depress reset button on motor. |
| connection. | Locate power source nearer to |
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| worksite. Check connections. |
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| Contact an authorized American |
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| Sanders Technology dealer. |
| Excessive load. | Contact an authorized American |
| Defective start switch. | Sanders Technology dealer |
| Contact an authorized American | |
| Defective motor starter. | Sanders Technology dealer. |
| Contact an authorized American | |
| Defective motor. | Sanders Technology dealer. |
| Contact an authorized American | |
| Defective capacitor. | Sanders Technology dealer. |
| Contact an authorized American | |
|
| Sanders Technology dealer. |
Uneven cut. | Leveling out of adjustment. | Readjust leveling. |
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Burning or glazing. | Dull abrasive. | Replace abrasive. |
| Too fine of an abrasive. | Use a coarser abrasive. |
Waves on sanded surface. | Debris on wheels. | Remove and clean wheels. |
| Flat spot on tire(s). | Replace tires. |
Page 12 | AMERICAN SANDERS TECHNOLOGY EZ - 8 Sander Operator's Manual |