Trane CNT8176 Control Board 319825-402 Common field issues include a

Common field issues include a restricted flue pipe

making it a versatile universal HVAC transformer replacement

OEM Compatibility: Exact replacement for Lennox part numbers 74H03

Each unit features a dual 36-inch capillary and bulb assembly for accurate sensing

it is critical to note this is an HVAC centrifugal blower wheel featuring CW rotation (Clockwise) when viewed from the hub or drive end

Trane CNT8176 Control Board 319825-402 Common field issues include aThe Trane CNT8176 Defrost Control Board (superseding CNT08176, CNT7825, and CNT7597) is a critical OEM replacement part engineered to manage the defrost cycles of residential and commercial heat pump systems. For any veteran technician dealing with outdoor coil icing, this board is the primary solution to restore automated temperature monitoring and cycle timing. Designed specifically for high efficiency Trane and American Standard units, this