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6
For the User
3. USER'S TROUBLESHOOTING
PROBLEM TRY THIS
1. Nothing works. • Check if the unit is plugged in.
• Check if the unit is receiving power from the house circuit breaker or fuse.
2. Condensation on windows
(air too humid).
• Operate the unit on maximum speed ventilation until the situation is corrected.
• 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 outside.
• Do not adjust the thermostat of your heating system below 18°C (64°F).
3. Inside air too dry. • Temporarily use a humidifier.
• Operate the unit in recirculation mode (if available).
4. Air too cold at the air supply
grille.
• Check if the exterior hood(s) is (are) blocked.
• Operate the unit in low speed ventilation or in intermittent or recirculation mode (if available).
• Install a duct heater.
5.
A. The LED of the integrated
control is blinking RED
(one blink every second).
• There is a problem with one of the motors. The unit is OFF. Contact your installer.
B. The LED of the integrated
control is blinking RED
(2 blinks per second,
faster blinks).
• When the outside temperature is colder than -25°C, the unit may enter Protection Mode. Unit
exhausts air without entering fresh air for a 2-hour period, then resumes to its previous operation
mode and stops flashing RED. If the LED continues to flash RED when unit is back to previous
mode, contact your installer.
6.
A. The LED of the integrated
control is blinking GREEN
(2 blinks every 2 seconds).
• There is a problem with the cold side thermistor. The unit is still working, but will defrost
frequently.
Contact your installer.
B. The LED of the integrated
control is blinking GREEN
(2 blinks per second,
faster blinks).
• There is a problem with the warm side thermistor. The unit is OFF. Contact your installer.
7. The LED of the integrated
control is blinking AMBER
(S10 ERVplus and 70E+ units
only).
• There is a problem with the damper system.
Contact your installer.
8. The integrated push button
does not work.
(All units except S10 ERVplus
and 70E+ units)
• The 30-second boot sequence is not completed.
• If the booting sequence is completed and the push button still doesn’t work, contact your installer.
Contact customer service at 1-800-567-3855 for any unresolved issue.
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