Sub-Zero Classic Code 60-238: freezer compressor power output problem

What 60-238 means

Classic Series models with a variable-speed freezer compressor, the CL4250SD and CL3650UID among them, can show 60-238, displayed as 60 2 38. It means the power output stage (FET) that feeds the freezer compressor is not delivering what the control expects, and the drive's communication with the control is affected as well. In plain terms, the freezer compressor is not getting steady power. Expect a freezer that warms up, a compressor that may not start at all, and the code returning after resets.

Common causes of 60-238

A failed power output stage on the freezer compressor drive
A wiring or connector problem between the drive and the freezer compressor
A communication break between the drive and the main control
A freezer compressor that draws abnormal current and trips the drive output

✓ One safe check you can try

1. Check whether the freezer is still cold to the touch. 2. Turn the breaker off for two minutes and restore it once. 3. Leave the door closed for a few hours and watch the temperature. 4. If 60 2 38 comes back, do not keep cycling power; repeated restarts stress the drive. 5. Move food to another freezer and schedule a visit.

! Why to stop there

The drive's power stage sits on a live high-voltage board
Telling a bad drive from a bad compressor takes current and resistance readings
Repeated resets can turn a drive replacement into a compressor replacement

Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.

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Other Freezers codes

60-202Sub-Zero Classic Code 60-202: freezer compressor drive unstable

60-23860-238 questions

Can I keep resetting the breaker until 60-238 clears?

One reset is fine. If the code returns, stop. Each restart pushes current through a power stage that is already struggling, and that can damage the compressor itself.

Does 60-238 mean the compressor is dead?

Not necessarily. On the CL4250SD the code names the power output that feeds the compressor. Often the drive or its wiring is the problem, and the compressor tests fine once power is restored.

How fast can you help?

We book a three-hour arrival window, test the drive, wiring and compressor, and give you a written price before any work. Freezer calls get priority because food is at stake.