Lennox 59W47 Control Board 320788-704 is this the culprit

is this the culprit

Is the Setra 26412R5WD11T1C suitable for wet media

technicians should use a calibrated surface thermometer during the initial setup

while some kits include a gasket

Lennox 59W47 Control Board 320788-704 is this the culpritUpgrade or restore your rooftop system with the Lennox 59W47 Control Board, also identified as the Lennox 102630 01 M2 Unit Controller. This genuine OEM assembly is the central intelligence for heavy duty commercial packaged units, including the LCH210H4 02, LCH300S4 02, and LCH420H4 01 series. As a high performance HVAC circuit board replacement, it coordinates critical startup and shutdown sequences for compressors, blower motors, and economizers to