it requires a technician to physically inspect the combustion chamber and address underlying venting or gas pressure issues before the system can be returned to service

preventing motor burnout by breaking the circuit at the end of the opening cycle

This unit features a 4 Pole Double Throw configuration

With LED indicators for real-time 24 Vac status monitoring

offering matching torque and control characteristics

Johnson Controls T25A-26 Thermostat THPU32HP7Y it requires a technician toJohnson Controls T25A 26 Line Voltage Wall Thermostat, Two Stage, Knob Adjustment, 2 SPDT Switches, 2 Stage Heating, Cooling or One Stage Heating and One Stage Cooling, No Selector Switch, 1 3 4 Degree Heating Differential, 2 1 4 Degree Cooling Differential, 3 to 30 Degree Celsius Teperature Range T25A 26 is identical to T25A 26C