Johnson Controls A-4000-156 Filter Assembly Freon Replacing a failed or sticking

Replacing a failed or sticking furnace sail switch is the standard protocol for resolving intermittent ignition failures where the inducer or blower runs

specifically addressing standard elevation applications where maintaining the integrity of the combustion air safety circuit is required for continuous operation

simplifying inventory for field service calls

Universal Compatibility: Serves as a primary service replacement for common Rheem and A

it features a flow coefficient of 3 Cv and supports a functional pressure range of 5-150 PSI

Johnson Controls A-4000-156 Filter Assembly Freon Replacing a failed or stickingThe Johnson Controls A 4000 156 Filter Assembly is a critical component for maintaining pneumatic control system integrity by removing moisture and particulates from the air supply. This 5 micron condensate filter features an automatic drain mechanism, ensuring continuous moisture removal without manual intervention, which prevents downstream regulator clogging and actuator failure. Designed as a direct Johnson Controls replacement part, the A 4000