What should I check if the valve fails to open when energized

they are identical in specification and can be used interchangeably in all applications

A 3-flash sequence typically indicates an ignition lockout

For other series

including lubricated air

ASCO 8210G11-12VDC Solenoid Valve Freon What should I check ifThe ASCO 8210G11 12VDC Solenoid Valve is a 2 way normally open, pilot operated valve designed for high flow reliability in systems handling air, inert gas, water, or light oils. This heavy duty brass body solenoid valve features a 3 8" NPT connection and a robust 12V DC coil, making it a staple for mobile equipment, remote field sites, and DC powered industrial control loops. With a substantial 3 Cv flow coefficient, it manages pressure differentials