![](//vs1.manuzoid.com/store/data-gzf/ac5f19c3377897bc2701189a25bddafd/2/000911493.htmlex.zip/bg6.jpg)
ON
OFF
ON
OFF
5
STEP 1
Power o your Heating, Ventilation, and Air Conditioning
(HVAC) system by using the master switch or circuit
breaker box. This is important for your safety.
TIP: Look for your master switch or circuit breaker box in the basement, attic,
utility closet, or behind a wall panel near the thermostat.