this is a non-spring return actuator

the sequencer contacts may be stuck or the PTC heater may be open

direct spark ignition (DSI)

this specific small-footprint limit switch is a standard fitting for many ICP and Nordyne-style mobile home units

While many valves in this series can be converted using a specific regulator spring kit

ASCO 8215G50-12VDC Valve 30067439-890 this is a non-spring returnThe ASCO 8215G50 12VDC is a high performance 1 inch normally closed solenoid valve designed for the precise control of fuel gas, air, and inert gases in commercial and industrial burners. Constructed with a rugged aluminum body and internal steel parts, this 2 way internal pilot operated valve is engineered for low pressure applications, supporting operating pressures from 0 to 25 PSI. As the direct replacement for 8215B50 12VDC, it offers a high flow