700 Series Error Code 40
Cause:
- Excessive freezer compressor run
Topics:
- 700 Series displays 40
- Error code 40 is displayed on 700 Series
- 700 40
Steps to Verify Issue:
- If temperatures are high and not likely a door ajar situation, contact Factory Certified Service.
- If temperatures are near normal:
- Clean the condenser.
- Press and hold the door ajar alarm key for 15 seconds to clear the error code.
- Make sure the kickplate is not completely covered by custom toe kick or enclosed in custom cabinetry.
- Even if unit has worked like this for years, it can cause issues including sealed system failure.
- Refer to the Sub-Zero Design Guide for design specifications.
Answer:
If these steps do not resolve the issue, no further troubleshooting advice is available. Contact Factory Certified Service to schedule an appointment for repair.
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