The status light blinks in specific sequences to indicate issues such as thermal well overheating

causing the gas valve to shut down as a safety precaution

the 257 features a totally enclosed air over (TEAO) cast iron housing that protects internal components from ambient moisture and debris in rigorous environments

This part serves as the primary vessel for air-fuel mixing and ignition

Trane MOT3139 Motor THPU32HP7Y The status light blinks inThe Trane MOT3139 is a high performance, OEM replacement motor designed specifically for draft induction and combustion air applications in residential and light commercial HVAC systems. This 115V single phase motor operates at a high speed 3000 RPM with a clockwise (CW) rotation, ensuring the precise static pressure required for safe heat exchanger venting and efficient ignition cycles. Engineering specifications for the MOT3139 include a robust 3. 3