The Siemens ASK71

Its 45-degree configuration offers a significant reduction in pressure drop compared to standard 90-degree bends

Key Benefits: Precise Gas Flow Regulation: Ensures exact fuel delivery for peak combustion efficiency

featuring an automatic reset mechanism for both functions

Common symptoms include frost buildup on the evaporator coil

Lochinvar & A.O. Smith 100110038 Gas Valve 340155-7026 The Siemens ASK71The Lochinvar & A. O. Smith 100110038 Gas Valve is a genuine OEM replacement engineered for high recovery commercial water heaters and boilers utilizing liquid propane (LP). This 10" WC LP gas control valve serves as the direct updated technical supersession for legacy part numbers 180192 002 and 37C72U 520. Designed for precise fuel to air ratios, the 100110038 ensures stable manifold pressure and reliable ignition cycles in high demand hydronic