The ASCO 8030G17 Solenoid Valve is a direct-acting

Field technicians typically look for ignition failure codes

This direct drive motor features a durable sleeve bearing design and a 1/2-inch by 2-inch shaft

The Reznor 201158 Pressure Switch is a critical safety component designed for precise combustion air monitoring in high-capacity gas-fired unit heaters

Engineered as a wrap-around heating element

Lochinvar & A.O. Smith 100074220 Flame Rod 328140-751 The ASCO 8030G17 Solenoid ValveThe Lochinvar & A. O. Smith 100074220 Flame Rod is a critical OEM replacement part designed for formal flame rectification within high efficiency commercial and residential water heaters. As an authentic sensor assembly, it monitors the DC micro amp signal produced during combustion to ensure the burner remains lit. If your system is experiencing "Ignition Failure" lockouts or rough operation, a fouled or degraded flame sensor is the primary culprit.