Bard HVAC 8402-142BX Switch 320788-704 Does this fan blade include

Does this fan blade include the center hub

ensuring the correct air-to-gas ratio for stable combustion and reliable high-altitude performance

For technicians handling HVAC inducer assembly repairs

Does this drier require external check valves when installed on a heat pump

Bard HVAC 8402-142BX Switch 320788-704 Does this fan blade includeThe Bard HVAC 8402 142BX is a professional grade L145 30 expansion face auto grey switch, functioning as a high limit safety control for Bard wall mount heat pumps and air conditioning units. As a direct replacement for the discontinued 8402 142, this OEM Bard limit control is engineered to monitor supply air temperatures and prevent heat exchanger damage. The L145 30 rating indicates a calibrated opening temperature of 145F with an automatic reset