Dyaco RT86 - Y75 - Page 25

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Noise under motor cover. 1. Worn brushes or bearings on motor.
2. Front roller bearings are defective.
3. Drive belt is misadjusted (too tight or too loose).
1. Replace with new motor.
2. Replace with new front roller.
3. Adjust motor position.
Noise in the rear of the
treadmill.
1. Rear roller bearings are defective.
2. Rear roller misaligned.
1. Replace with new rear roller.
2. Adjust rear roller position.