What should I do if my Whirlpool Hybrid Electric Heat Pump Water Heater displays the “ECF” error code?
CAUTION: Before attempting any corrective actions, ensure the power to the water heater is turned off at the circuit breaker/fuse box to ensure your safety.
INDICATES: The heat pump compressor is starting/stopping frequently.
Possible Cause: The air filter is dirty. What To Do:
- Turn off power at the circuit breaker/fuse box.
- Clean the air filter. For detailed instructions on how to clean or replace the air filter, refer to the “Air Filter Cleaning/Replacement” section below.
Possible Cause: There’s a fan wire connection issue.
What To Do: If the error persists after cleaning the air filter, it’s recommended to contact a qualified person to check the fan wire connection.
Regular maintenance and checking of the air filter can prevent this error in the future. If you’re unable to resolve the issue or feel uncomfortable performing these steps, please contact customer service at 1-877-817-6750 for further assistance.