Johnson Controls A19AGC-42 Utility Thermostat 30067439-890 utilizing non-linting characteristics for consistent

utilizing non-linting characteristics for consistent ignition performance

the switch likely requires replacement

The Amana-Goodman 20028402 Pressure Switch is a mission-critical OEM replacement part designed for precision monitoring of combustion air and venting systems in high-efficiency gas furnaces

allowing for fast multi-meter testing and installation

Key Benefits for Technicians Verified set points of 120°F Open and 80°F Close ensure the system operates within manufacturer-defined safety parameters

Johnson Controls A19AGC-42 Utility Thermostat 30067439-890 utilizing non-linting characteristics for consistentThe Johnson Controls A19AGC 42 is a heavy duty utility thermostat engineered for high precision temperature regulation in commercial HVACR applications. This line voltage thermostat features a liquid filled sensing element and a 3 8" x 5" remote bulb, ensuring rapid response times and consistent accuracy regardless of barometric pressure or ambient temperature fluctuations. Designed for versatility, the A19AGC 42 operates on 120 208 240 VAC circuits