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STEP 1
TIP:
Look for your master switch or circuit breaker box in the basement,
attic, utility closet, or behind a wall panel near the thermostat.
Power off your Heating, Ventilation and Air
Conditioning (HVAC) system by using the
master switch or circuit breaker box. This is
important for your safety.
ON
OFF
ON
OFF
Confirm your system is off by turning on
your heat (during winter) or your AC (during
summer). Wait a few minutes - you should
not feel air coming from your vents.
STEP 2
TIP:
If you have a boiler, check to see that the main flame is extinguished.
OR
NikeManual_FINAL.indd 8-9 2016-07-04 11:14 AM
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