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Lennox CB30U-65 Air Pressure Switch
The primary function of the switch is to sense whether the blower is actually running. The majority of pressure switches are designed with a reset that is manual instead of automatic, which forces the system to be reset physically before the entire HVAC system will continue operating again. This pressure switch is an important part of the collection of safety devices that is in place to keep you safe from harm.
Precursors that the Pressure Switch has Gone Bad
- Bad voltage range being used by the switch.
- The proper temperature is never attained.
- Furnace is unable to operate at all.
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