12
WARNING!
TO REDUCE THE RISK OF ELECTRIC SHOCK, UNPLUG BEFORE
TROUBLESHOOTING.
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
SOLUTION
The air mover will not
operate.
No power supply.
Check the power supply, cord,
breakers, and fuses.
Faulty power cord.
Unplug and check the power cord.
If damaged, have it repaired by a
professional.
Switch in the wrong position.
Move the switch to the "On"
position (I, II, or III).
The switch is faulty or burned out.
Have the switch replaced by a
professional.
Overload protection has engaged,
shutting off the air mover.
First check and remove any power
tool or other devices from the
power receptacle. Then set the
switch to the "Off" position (0) and
press the reset button.
The air mover runs but
makes loud scraping
noise.
Damage to the unit has caused
deformed housing or misaligned
wheel.
Replace the air mover.
The air mover runs but
blower wheel does not
rotate.
The blower wheel and housing are
jammed.
Replace the air mover.
There is a problem with the switch or
capacitor.
The air mover runs
briefly then shuts
off due to overload
protection.
The intake grill or air discharge grill is
obstructed.
Remove the obstruction.
The motor is damaged or worn out.
Replace the air mover.
The air mover runs
but with excessive
vibration.
The blower wheel has dirt build up.
Have the air mover inspected by a
professional.
Have the blower wheel cleaned by
a professional.
Replace the air mover.
The blower wheel is damaged or the
motor is bent.
