Johnson Controls A19JNC-2 Thermostat Refrigerant while the integrated LED status

while the integrated LED status indicator allows for immediate visual verification of relay activation during troubleshooting

Also verify that the inducer motor is pulling the rated Inches of Water Column using a manometer

meaning the solenoid coil directly lifts the valve pin to allow flow

the module will not energize the main valve

Positive dead-end lock-up ensures that gas flow stops completely when the downstream appliance closes its valve

Johnson Controls A19JNC-2 Thermostat Refrigerant while the integrated LED statusThe Johnson Controls A19JNC 2 is a heavy duty agricultural utility thermostat engineered for precise temperature regulation in demanding environments like barns, greenhouses, and warehouses. This SPDT thermostat features a 30 to 110F temperature range and is rated for 120 208 240 Vac applications, making it a versatile choice for ventilation or heating control. Built with a NEMA 4X rain and dustproof housing, the unit protects critical internal