maintaining the integrity of the original furnace control board and gas valve operation

the field adjustment screw must be recalibrated to compensate for the weight of the paddle

protects the heat exchanger from overheating

including MEP series actuators and VEB series valves that operate on a 0 to 10 VDC circuit

For technicians performing preventative maintenance or emergency swaps

Honeywell T678A1361 Contorller Els PW 29614 maintaining the integrity of theThe Honeywell T678A1361 Remote Bulb Controller is a heavy duty industrial thermostat designed for regulating the temperature of air or liquids in ducts, pipes, tanks, and boilers. This dual stage temperature controller features a wide 55F to 175F setpoint range and is a direct replacement for the HH29AA080 and T478A1002. Built with two SPDT output relays, it allows for seamless multi stage control of heating, cooling, or dual purpose HVACR systems.