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Bryant 333BAV Air Pressure Switch
The main function of the switch is to sense if the primary air circulator is doing what it is supposed to do. Most air pressure switches may have a manual reset, which makes you reset it by hand before you can continue using the system. An air pressure switch is one of the vitally important safety aspects of the whole safety system that is intended to keep you safe.
What to Look for when the Switch is Beginning to Fail
- Your system doesn't get to the correct indoor temp.
- Furnace is unable to ignite.
- Incorrect voltage running through the switch.
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