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International Comfort Products H8DNL050B12B1 Air Pressure Switch
The reason for the existence of the pressure switch is to determine whether the primary air circulator is on and running. This is one of many other devices designed to keep you safe. Some different switches can have a manual reset, which makes you reset it by hand before the system will continue its normal operation.
Signals that the Air Pressure Switch is Starting to Fail
- Bad voltage reading from the switch.
- HVAC system can not operate properly.
- The desired temperature is never reached.
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