Tools That May Help
Before calling a professional, these common tools may help you check the issue safely.
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Problem
Thermostat works but AC does not turn on.
Possible Causes
Wiring issue
System fault
Control board problem
Quick Fix Tools (Start Here)
Before calling a professional, these are the most common tools used to fix this issue:
Thermostat
Wiring tools
How To Fix It
Check wiring
Inspect system response
Verify thermostat signal
When To Call A Professional
If AC does not respond to thermostat
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