SP7007-1 Air Mover ESF 2017.qxp_SP7007 1/9/17 10:02 AM Page 9
user servicing / troubleshooting
Instructions
WARNING: unplug before any disassembly or servicing.
WARNING: All disassembly and repairs should be performed by qualified
personnel.
PRoBlem
Unit will not run.
Unit runs but Air
Mover makes
loud scraping
noise.
Unit runs but
vibrates
excessively.
Unit runs but
blower wheel
does not turn.
Unit runs briefly,
then shuts off
on overload.
cAuse
1. No power to unit.
2. Switch not on.
3. Circuit breaker tripped.
1. Unit has been severely jolted
causing blower wheel to rub
against housing or housing
to deform.
1. Dirt build up on one side of
Air Mover blower wheel.
2. Severe jolt has bent motor shaft. 2. Contact customer service.
1. Blower wheel is jammed
against housing.
1. Intake grille and /or exhaust
grille is obstructed.
2. Motor bearings are failing or
motor has developed an
internal electrical fault.
solutIoN
1. Plug unit in. Check circuit breaker.
2. Place in "ON" position.
3. Reset circuit breaker.
1. Contact customer service.
1. Clean blower wheel blades.
1. Contact customer service.
1. Remove obstruction.
2. Contact customer service.
9