Lochinvar & A.O. Smith 100113157 Transformer 319848-301 The inclusion of the AM-301

The inclusion of the AM-301 mounting bracket distinguishes this kit from the AM-161-1 variant

This typically indicates a pressure switch fail-to-close error

This genuine Trane replacement part is engineered to manage the blower cycle and provide critical high-limit protection for the heat exchanger

while the B-Port is modified to maintain a constant bypass flow

Key Benefits: Direct Bolt-On Compatibility: The 4-bolt flange design matches standard compressor manifolds for straightforward mechanical integration

Lochinvar & A.O. Smith 100113157 Transformer 319848-301 The inclusion of the AM-301The Lochinvar & A. O. Smith 100113157 Transformer is a critical OEM replacement part designed for high performance commercial water heaters and boilers. This 30VA step down transformer effectively manages voltage conversion, taking a 120 240V primary input and delivering a stable 24V secondary output to power ignition modules, gas valves, and integrated control boards. Built to meet rigorous HVACR technical specifications, this component ensures the