Nordyne 632401R Pressure Switch For refrigerant circuit lubrication

For refrigerant circuit lubrication

and compressor signals

The 90-295Q is a Single Pole Double Throw (SPDT) relay

Converting a system to liquid propane requires a specific conversion kit with differently sized orifices and regulator springs

Common indicators include the compressor humming without starting

Nordyne 632401R Pressure Switch For refrigerant circuit lubricationThe Nordyne 632401R High Pressure Switch is the direct OEM replacement for the legacy 632401 part, engineered specifically for high pressure safety regulation in residential and light commercial HVAC units. As a vital safety cutout switch, this component is calibrated to maintain system integrity by monitoring refrigerant discharge pressures. Featuring an automatic reset configuration, it protects the compressor from damage due to restricted airflow