Use and Care Manual

-20-
Model G9956 (Mfg. Since 8/15)
Troubleshooting
Motor & Electrical
Symptom Possible Cause Possible Solution
Machine does
not start or a
breaker trips.
1. Dead battery or out of range.
2. Power supply switched OFF or is at fault.
3. Wall circuit breaker tripped.
4. Circuit breaker on air filter tripped.
5. Wiring is open/has high resistance.
6. Receiver at fault.
7. Main switch or pull chain switch is at fault.
8. Motor at fault.
1. Replace battery (Page 21); stay in signal range.
2. Ensure power supply is ON/has correct voltage.
3. Ensure circuit size is correct/replace weak breaker.
4. Reset air filter circuit breaker.
5. Check/fix broken, disconnected, or corroded wires.
6. Inspect/replace if faulty.
7. Replace faulty switch.
8. Test/repair/replace.
Machine stalls
or is underpowered.
1. Run capacitor at fault.
2. Motor wired incorrectly.
3. Plug/receptacle at fault.
4. Motor bearings at fault.
5. Motor overheated.
6. Motor at fault.
1. Test/repair/replace.
2. Wire motor correctly.
3. Test for good contacts/correct wiring.
4. Test/repair/replace.
5. Clean filters to reduce load on motor.
6. Test/repair/replace.
Machine has
vibration or
noisy operation.
1. Motor or component loose.
2. Motor fan rubbing on fan cover.
3. Motor bearings at fault.
1. Inspect/replace damaged bolts/nuts, and
re-tighten with thread locking fluid.
2. Fix/replace fan cover; replace loose/damaged fan.
3. Test by rotating shaft; rotational grinding/loose
shaft requires bearing replacement.
Symptom Possible Cause Possible Solution
Loud, repetitious
noise, or excessive
vibration coming
from air filter.
1. Air filter is not mounted properly and
wobbles.
2. The motor mounting is loose.
3. Impeller is loose on the motor shaft,
damaged or unbalanced.
4. Motor fan housing is dented, causing the
motor fan blade to hit the housing while
spinning.
1. Stabilize the air filter.
2. Make sure all fasteners on the air filter are tight.
3. Unplug air filter, and inspect the impeller for dents,
bends, loose fins. Replace the motor and impeller
as a set if the motor shaft and the impeller hub is
damaged.
4. Replace motor fan housing.
Air filter does
not adequately
collect dust; poor
performance.
1. The primary or secondary filter are dirty. 1. Clean or replace the filters.
Air Filter Operations
SECTION 6: SERVICE
Review the troubleshooting and procedures in this section if a problem develops with your machine. If you
need replacement parts or additional help with a procedure, call our Technical Support at [phone].
Note: Please gather the serial number and manufacture date of your machine before calling.
To reduce the risk of serious personal injury or damage to the machine, any repairs not covered in this
manual should only be performed by or with the assistance of qualified service personnel.