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verify actual oil levels in the sight glass and check the oil pump screen for debris
Plug-and-Play Installation: Pre-programmed with factory parameters to match the specific airflow requirements of the air handler or furnace
The 120Vac coil is built to Class F insulation standards
this ruggedly constructed switch provides the reliability required for demanding residential and industrial environments
Williams P321017 Switch 320734-701 verify actual oil levels inAs a field tested HVAC professional, you know that a forced air system is only as reliable as its manual controls. The Williams P321017 Switch is the precise OEM replacement pull chain switch designed for Williams Blower Accessory 2302, commonly found on Direct Vent Furnaces. This high duty furnace fan switch provides the tactile reliability required for consistent blower activation in residential and light commercial wall heaters. When dealing with
