This part is specifically designed for use in the UDAP and UDAS series gas-fired unit heaters

color-coded to identify the 277V (typically Red)

verifying the 40-75 ohm resistance range at room temperature is essential for diagnostics

366 Btu/h at standard ARI conditions (45°F evaporator / 130°F condenser)

Persistent tripping at 210°F usually indicates restricted airflow

Laars Heating Systems V0077500 Gas Valve 319852-301 This part is specifically designedThe Laars Heating Systems V0077500 Gas Valve is a critical OEM component designed for high performance propane heating systems utilizing an Intermittent Ignition Device (IID). As a veteran technician, you know that maintaining precise fuel to air ratios and consistent manifold pressure is non negotiable for system safety and efficiency. This replacement gas valve is engineered to handle the specific caloric density of LP gas, providing reliable