Frequently Asked Questions

How to replace?

  • Step 1: Turn off the power to the unit.
  • Step 2: Remove the old thermometer by unscrewing it from its mount.
  • Step 3: Install the new 402-249A thermometer and secure it in place.
  • Step 4: Restore power and verify the thermometer is functioning.

Estimate time?

The replacement process typically takes about 15-20 minutes.

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