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Whirlpool ATR0752CPP0 Air Pressure Switch
The main function of the air pressure switch is to determine whether the blower is on and running. The majority of pressure switches are programmed with a manual reset, which makes you reset it by hand before the HVAC system will continue. This pressure switch is part of the safety system that is in place to keep you safe from injury or explosions.
Signs that your System Pressure Switch is Beginning to Go
- The correct temp seldom fully attained.
- Incorrect voltage being read from the pressure switch.
- The furnace won't ignite.
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