7
User Servicing / Troubleshooting
Instructions
PROBLEM CAUSE
SOLUTION
Unit will not run. 1. No power to unit.
1. Plug unit in. Check circuit breaker.
2. Switch not on.
2. Place in “ON” position.
3. Switch is faulty.
3. Replace switch.
4. Faulty/broken cord or
4. Perform continuity check, using
motor wire.
volt/amp meter.
Unit runs but air 1. Unit has been severely jolted
1. Remove motor and replace
mover makes
causing blower wheel to rub
damaged motor if necessary.
loud scraping
against housing.
noise.
2. Unit has been severely jolted
2. Replace blower wheel.
causing housing to deform.
Unit runs but
1. Severe jolt has bent motor
1. Remove and replace motor.
vibrates
shaft causing unit to be out of
excessively.
balance.
2. Blower wheel blade damaged.
2. Replace blower wheel if necessary.
3. Dirt build up on one side of
3. Clean blower wheel blades.
Air Mover blower wheel.
Unit runs but
1. Blower wheel is jammed
1. Adjust and replace blower wheel
blower wheel
against housing.
if necessary.
does not turn.
2. Capacitor wire has broken/
2. Repair/replace motor
come loose, capacitor has
if necessary.
failed.
3. Housing has been damaged
3. Replace unit as necessary.
such that it presses on blower
wheel.
Unit runs briefly, 1. Motor bearings are failing or
1. Replace motor.
then shuts off
motor has developed an
on overload.
internal electrical fault.
2. Intake grille and/or exhaust
2. Remove obstruction.
grille is obstructed.
Convenience
1. No power to unit.
1. Plug unit in.
outlet not
working.
2. Convenience outlet circuit
2. Reset circuit breaker.
(if equipped)
breaker not reset.
WARNING:
All disassembly and repairs should be performed
by qualified personnel.
!
WARNING:
Unplug before any disassembly or servicing.
!
WARNING:
After servicing, any safety device (includes
grilles, impeller, etc.) should be reinstalled or remounted.
!
SP7019-1 3-Speed Air Mover 01 2020.indd 7
1/23/20 1:58 PM
