Installation Guide
8 Bathroom Exhaust Fan Installation- English
ISSUE CAUSE  SOLUTION
Unit does not work aer 
installation.
1.  e power source is not turned ON. A.  Ensure power is ON for the circuit breaker and 
unit.
B.  Check for an open fuse or circuit breaker in the 
building’s service panel.
Light indicates power 
ON but motor doesn’t 
turn.
1. Plug-in connections for motor may be loose. 1.  Check that the two plug-in connections for the 
motor and the control are seated rmly in place.
2.  Motor wiring may be damaged. 2.  Change the motor. Servicing may be required.
3.  e motor is not secured. 3.  Tighten the motor in place.
4.  Damaged blower wheel. 4.  Replace the blower wheel. Servicing may be 
required.
5. Blower wheel assembly may be loose. 5.  Check that the blower wheel is rmly attached 
to the motor sha and both spin freely.
Motor works but lights 
do not turn on. 
1.  e light bulb is loose. 1.  Tighten the light bulb.
e unit vibrates. 1.  Damper in duct connector may be blocked. 1.  Check that the back dra damper in the fan’s 
duct connector pivots freely. Screws used to 
attached the duct to the duct connector may be 
preventing the damper from opening
2.  Damper may be blocked or sealed shut. 2.  Check that the back dra damper in the 
wall or roof cap pivots freely. ese dampers 
are sometimes mistakenly painted shut or 
obstructed by bird and insect debris.
3. Venting duct too small or blockage in the duct 
opening or ductwork.
3. Check the venting duct and the wall cap or roof 
cap.
Bath fan is not venting 
out properly.
1.  Used the wrong size of ducting.  1.  Use 6” duct work for best results.
TROUBLESHOOTING
For additional service inquiries, contact Cyclone servicing department at 1-888-293-5662 or Service@CycloneRangeHoods.com









