Reversomatic RERV-S200

Questions and Answers

M
Mark ClementsAug 14, 2025
How to improve low airflow in my Reversomatic Furnace?
- N
  Nicole FoxAug 14, 2025
  Low airflow in your Reversomatic Furnace can stem from several causes. Here's what to check: * **Improperly balanced HRV/ERV airflow:** Have a professional balancer or contractor balance the unit. * **Clogged filter:** Remove and clean the filter. * **Obstructed core:** Remove and clean the core. * **Blocked exterior fresh air supply:** Remove the blockage. * **Closed damper:** Check the damper. * **Restricting ductwork:** Inspect the duct installation. * **Low power supply:** Switch off the unit immediately and call the electrician to check the voltage.
B
bradleykimAug 17, 2025
What to do if my Reversomatic Furnace is not defrosting properly?
- N
  Nicholas TorresAug 17, 2025
  If your Reversomatic Furnace isn't defrosting correctly, consider these potential causes: * **Frozen fresh air duct:** Check for and remove any ice. * **Improperly balanced HRV/ERV airflow:** Have a professional balancer or contractor balance the unit. * **Defective temperature sensor:** Replace the temperature sensor.
C
christinewangAug 21, 2025
Why is my Reversomatic RERV-S200 sensing cold air from the supply?
- K
  Katrina MartinAug 21, 2025
  If your Reversomatic Furnace is sensing cold air from the supply, here are a few things to investigate: * **Blocked exhaust hood:** Remove any blockages and clean the hood outside the building. * **Improperly balanced HRV/ERV airflow:** Have a contractor balance the unit. * **Extremely cold outdoor temperature:** Consider installing a duct heater.
M
Michael MeltonAug 25, 2025
What does it mean when the LEDs on my Reversomatic Furnace flash twice?
- K
  Kelsey PetersAug 25, 2025
  If the LEDs on the Main Control board and the remote wall mount Timer Switch of your Reversomatic Furnace are flashing 0.5 sec On/0.5 sec Off/0.5 sec On then 2 sec Off, then repeat the cycle (2 Blinks), it could indicate: * **Obstructed damper:** Check the backdraft damper to ensure no screw interferes with its function. * **Exhaust fan jam/over-current:** Replace the fan.
J
Jeremy MatthewsAug 27, 2025
Why doesn't the timer light stay on for my Reversomatic RERV-S200?
- C
  Cynthia PetersenAug 27, 2025
  If the 20/40/60 minute light on your Reversomatic Furnace timer switch doesn't stay on, it might be due to: * **Loose connection:** Check the connection. * **Defective switch:** Replace the timer switch. * **Issue with main controller:** Reset the main controller.
G
Gary WilsonAug 31, 2025
What does it mean when the LEDs on my Reversomatic RERV-S200 Furnace flash three times?
- H
  hughesjamesAug 31, 2025
  If the LEDs on the Main Control board and the remote wall mount Timer Switch of your Reversomatic Furnace are flashing 0.5 sec On/0.5 sec Off/0.5 sec On/0.5 sec Off/ 0.5 sec On, then 2 seconds Off, then repeat the cycle (3 Blinks), it indicates that the supply fan has an open circuit. This can be due to a burned motor or an overheated fan. Replace the motor.
J
Joseph MendozaSep 3, 2025
What does it mean when the LEDs on my Reversomatic Furnace flash four times?
- S
  Shawn WeaverSep 3, 2025
  If the LEDs on the Main Control board and the remote wall mount Timer Switch of your Reversomatic Furnace are flashing 0.5 sec On/0.5 sec Off/0.5 sec On/0.5 sec Off/ 0.5 sec On/0.5 sec Off/0.5 sec On then 2 seconds Off, then repeat the cycle (4 Blinks), it could mean: * **Obstructed damper:** Check the back-draft damper, ensuring no screw interferes with its function. * **Supply fan jam/over-current:** Replace the fan.
D
Daniel RowlandSep 7, 2025
What does it mean when the LEDs on my Reversomatic RERV-S200 Furnace flash once?
- K
  Kathleen DickersonSep 7, 2025
  If the LEDs on the Main Control board and the remote wall mount Timer Switch of your Reversomatic Furnace are flashing 0.5 second On then 2 seconds Off then repeat the cycle (1 Blink), it indicates an open circuit in the exhaust fan. This could be due to a burned motor or an overheated fan. Replace the motor.
L
lewisstevenSep 9, 2025
What does it mean when the LEDs on my Reversomatic Furnace flash five times?
- K
  Kathryn PatelSep 9, 2025
  If the LEDs on the Main Control board and the remote wall mount Timer Switch of your Reversomatic Furnace flash 0.5 sec On/0.5 sec Off/ 0.5 sec On/0.5 sec Off/ 0.5 sec On/0.5 sec Off/ 0.5 sec On/0.5 sec Off/ 0.5 sec On/0.5 sec Off/ 0.5 sec On, then 2 seconds Off, then repeat the cycle (5 Blinks), it indicates a temperature sensor failure. In this case, both motors will shut off. Replace the temperature sensor.