Lochinvar & A.O. Smith 100111022 VFD Assembly 321142-301 it can be mounted in

it can be mounted in any orientation within an enclosure

this factory authorized pressure switch features a durable diaphragm and high-grade electrical contacts to eliminate nuisance tripping and reduce recalibration cycles

the Robertshaw 10-660 is the direct performance equivalent for the Carrier/BDP HY660001 and is the standard fusible link repair kit for these applications

To diagnose a suspected failure

Precise Differential Control: Supports differential pressure sensing up to 2

Lochinvar & A.O. Smith 100111022 VFD Assembly 321142-301 it can be mounted inThe Lochinvar & A. O. Smith 100111022 VFD Assembly is a high performance variable frequency drive engineered for precise motor speed control in high efficiency commercial water heaters, specifically the Cyclone BTH 400 and BTH 500 series. This OEM replacement part (formerly 9006245005) is vital for modulating the blower motor to match varying load demands, significantly enhancing energy efficiency and reducing operational wear on internal components.