Johnson Controls A25AN-1 Temperature Control Els PW 17895 the H-721HC handles up to

the H-721HC handles up to 200 Amps

When performing a Lennox TXV replacement

This often prevents the ignition sequence from initiating as a safety precaution

How should the thermostatic operator be installed

ensuring a leak-free seal and positive shut-off

Johnson Controls A25AN-1 Temperature Control Els PW 17895 the H-721HC handles up toThe Johnson Controls A25AN 1 is a heavy duty warm air limit control designed for high limit protection in forced air heating systems. This mechanical temperature control features a single pole single throw (SPST) switch configuration that opens on temperature rise, providing a critical safety cutoff to prevent furnace overheating. With a setpoint range of 25 to 215F and a manual reset mechanism, the A25AN 1 ensures that equipment remains offline until