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4. TROUBLESHOOTING
P
ROBLEM
1. Nothing works.
2. Noisy unit.
3. Condensation on windows (air too
humid).
4. Air too dry.
5. Air too cold at the air supply grille.
For wall controls problems, refer to the Troubleshooting section in the Main and auxiliary wall
controls user guide (included with the ventilation unit and also available at www.broan.com).
If the problem is still not solved, contact your installer.
R
EPLACEMENT PARTS AND REPAIRS
In order to ensure your ventilation unit remains in good working condition, you must use
Broan-NuTone LLC genuine replacement parts only. The Broan-NuTone LLC genuine replacement
parts are specially designed for each unit and are manufactured to comply with all the applicable
certification standards and maintain a high standard of safety. Any third party replacement part
used may cause serious damage and drastically reduce the performance level of your unit,
which will result in premature failing. Also, Broan-NuTone LLC recommends to contact a certified
service depot for all replacement parts and repairs.
Y
OU SHOULD TRY THIS
• See if the unit is plugged in.
• See if the unit is receiving power from the house
circuit breaker or fuse.
• Clean the unit (see Section 3). If the problem is not
solved, contact your installer.
• Operate the unit at maximum speed (MAX.) during
activities
generating
gatherings, extra cooking, etc.).
• Leave curtains half-open to allow air circulation.
• Store all firewood in a closed room with a dehumidifier
or in a well ventilated room, or store the wood outdoors.
• Keep the temperature in your house above 64°F.
• Operate the unit at low speed.
• Temporarily switch to the intermittent mode (if
available).
• Temporarily use a humidifier.
• Make sure the outdoor hoods are not blocked.
• Operate the unit at low speed.
• Have the system's balancing checked.
• Have the unit's defrost system checked.
• Install a duct heater.
8
excess
humidity
(family
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