An error Code 79 indicates a Circuit Board (pump control circuit) malfunction.
To troubleshoot, first try resetting the system by disconnecting and then reconnecting the electrical power to the unit. If the issue persists, it’s likely a Circuit Board problem. In this case, replacing the Circuit Board should resolve the error.
For further technical assistance call 866-766-7489 or use our Contractor Locator to find a local service representative.