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Trane TCP048F300AB Air Pressure Switch
The primary function of this type of switch is to sense if the air blower is running properly. The majority of pressure switches can have a manual reset, from which the switch will have to be manually reset or the whole HVAC system will not continue operation. This is part of a small, but important collection of facets of the HVAC safety checks that are dedicated to keep you from harm.
How do you Know when the Switch has Failed
- Your heating and cooling system refuses to function properly.
- The desired indoor temperature is hardly ever reached.
- Wrong volt reading from the switch.
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