BASO H91LA-1 Gas Valve R-410A the board should be replaced

the board should be replaced

The Trane THT2409 24/277V replaces several legacy 7-wire configurations

The J114DGA-1 is specifically designed for horizontal mounting to ensure proper flame lift and sensor feedback

including the integration of an optional low water alarm

check for continuity across the 24V heater pins (the bottom terminals)

BASO H91LA-1 Gas Valve R-410A the board should be replacedThe BASO H91LA 1 is a robust 120Vac automatic gas valve engineered for high capacity applications in commercial and industrial HVACR systems. This 3 4" NPT gas valve features a straight through body design and is compatible with both natural gas and liquid propane (LP), supporting inlet pressures up to 0. 5 PSI. Rated at 430,000 BTU hr (natural gas), it provides reliable flow control for large scale heating equipment. The unit includes 30 inch wire