How To Test For Bad Thermostat Wires Johnstone Supply January 22, 2025 16:36 Updated 1. Test your meter leads for proper continuity 2. Disconnect both ends of thermostat wire and test for shorts 3. Test for grounded wires 4. Test for open wires Related articles Goodman A2L Functionality - A2E and A2U Information Comments 0 comments Article is closed for comments.
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