the sail switch acts as a mechanical proof-of-flow device

and D341417P01

During troubleshooting

Can I modify the fail-safe direction

What is the correct rotation for the 67M37

ASCO 8214270CCSA Valve 322027-701 the sail switch acts asThe ASCO 8214270CCSA Valve is a high performance 1 1 2" 2 way normally closed gas shutoff valve designed specifically for industrial and commercial furnace applications. Engineered for maximum reliability, this 120V solenoid valve features a rugged aluminum body and NBR sealing to ensure a tight, leak proof seal in demanding HVACR environments. As a critical component in gas combustion systems, the 8214 series is optimized for high flow capacity with