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III. Troubleshooting
A. Performance (continued)
5. Excessive vibration or loud noise
Possible Cause
Solution
1. An agitator bearing is damaged.
Replace the bearing or agitator.
2. The agitator is out of balance.
Replace the agitator.
6. Circuit Breaker Trips Constantly
Possible Cause
Solution
1. There is an obstruction in the
brushroll or motor fan.
Remove obstruction.
2. The circuit breaker is weak from
repeated tripping.
Replace circuit breaker.
3. The agitator is seizing up.
Repalce agitator.
4. The motor is defective.
Replace motor
7. Vacuum only runs on one speed
Possible Cause
Solution
1. The switch is defective or wired
incorrectly.
Check the switch wiring and check the switch for continuity.
2. The PC board is defective or wired
incorrectly.
Check the wiring. Replace the PC board.
8. Vacuum won’t stay in the upright position
Possible Cause
1. Upright stop is broken.
Replace the upright stop.See
Replacing the Upright Stop, pg. 6
9. Motor stops and brush roll jam light is flashing
Possible Cause
Solution
1. There is an obstruction in the
brushroll or motor fan.
Remove obstruction.
2. Belt is broken or stretched
Replace belt.
3. Hall Sensor or PC board problem
Bypass the hall sensor using the hall sensor test plug ( part
number D001-0000.) If the problem persists during hall sensor
bypass, replace PC board. If the problem is not present during
hall sensor bypass, replace hall sensor assembly See
pg. 28,
Replacing the hall sensor.