What is the difference between this and a normally closed valve in a power failure

Flexible Sampling: Built-in 1/4" OD compression fittings compatible with rigid or semi-rigid copper

Configuration is typically handled through the communicating thermostat interface during commissioning

ensure the motor is positioned above the conduit level and use liquid-tight connectors to prevent moisture ingress through the wiring pathways

Verify your specific model compatibility with the Copper-Fin II or pool heater series to ensure proper manifold alignment and ignition sequencing

Hydrotherm BM-8073 Pilot Assembly 320788-702 What is the difference betweenThe Hydrotherm BM 8073 Pilot Assembly is a critical OEM replacement component engineered specifically for liquid propane (LP) boiler systems. As a veteran grade standing pilot assembly, the BM 8073 ensures consistent ignition and flame monitoring for Hydrotherm gas fired units. This robust assembly features the LP Q314ALB pilot burner configuration, designed to provide a stable, high efficiency pilot flame for reliable main burner ignition. When