ensuring that the venter motor is developing the necessary static pressure to safely exhaust combustion gases before the burner is permitted to ignite

The unit is constructed with a rugged iron body and a forged bronze inlet

the 511-330-088 and 1013-200 are technically identical and interchangeable

ensuring a reliable fail-safe return to the normal position during any power interruption

Key Benefits Direct OEM Replacement: Replaces obsolete McQuay part number 910110422 for a perfect 4-ton fit

Emerson Alco 039930 Solenoid Valve R-22 ensuring that the venter motorThe Emerson Alco 039930 (222CB3 4B3 4T) is a heavy duty 2 way normally closed solenoid valve engineered for demanding steam and industrial fluid applications. Constructed with a rugged industrial brass valve body, this unit features 3 4 inch NPT threaded connections and is rated for pressures up to 150 PSI steam. For technicians managing high temperature media, the 7. 0 Cv flow coefficient ensures optimal throughput while maintaining precise control.