Error 445 - CCH is detached

What does 445 mean?

The Crankcase Heater (CCH) on the outdoor unit has become detached from its proper position, which can affect compressor startup in cold conditions.

• Loose mounting or broken clips
• Vibration causing detachment
• Faulty CCH unit

Click steps to track your progress.

1. 1

   Power off the outdoor unit at the main breaker.

2. 2

   Locate the crankcase heater and securely reattach it to its designated position.

3. 3

   Ensure all electrical connections to the CCH are firm and undamaged.