Care and Cleaning
CAUTION: Before attempting to clean the fixture, disconnect the power to the fixture by turning the breaker off or removing the fuse from
the fuse box.
□ See safety information before proceeding. Routine maintenance should be done at least once a year.
□ Never use solvents, thinner or harsh chemicals for cleaning the fan.
□ Do not allow water to enter the motor.
□ Do not immerse metal parts in water.
Troubleshooting
Problem
The fan seems louder than it
should be.
The fan is not clearing humidity
from the room.
The fan keeps running even though
the humidity level is lower than
60% RH.
NOTE: The humidity
sensor tolerance is +/-
10% RH.
Homewerks.com
Possible Cause
The CFM is too great.
The damper is damaged or not working properly.
The bend in the duct is too close to the fan
discharge.
The fan discharge is reduced to fit a smaller duct.
The fan body is not attached securely.
There is insufficient airflow intake in the room.
There is insufficient CFM.
NOTE: Using a tissue is not the correct
method for determining if the fan is
operating properly. If the fan clears steam
from the room within approximately 15
minutes of completing your shower, then the
fan is operating properly.
Outdoor humidity is back drafting into the fan.
If the light on the grille is red, the fan is in full
speed mode and not humidity sensing mode.
When in full speed mode, the fan will not shut off
automatically.
Be sure the CFM rating on the fan matches the
square footage of your room.
Check the damper to ensure it is opening and
closing properly. If the damper has become
damaged, please call Customer Service.
Be sure you do not have any sharp bends in the
duct within 18 in. of the fan discharge.
Use the recommended size ducting to reduce
fan noise.
Be sure the fan is securely attached to the
ceiling joists.
Be sure a door or window is slightly ajar or
open to allow airflow. The fan is not able to
draw air out of the room without enough
airflow.
Be sure the CFM rating on the fan matches the
square footage of your room.
Continue to let the fan run since it is good to keep
venting the house and the electric cost is minimal
(estimated at less than $10 per year).
Turn the fan off when not in use.
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Solution