Shop replacement repair parts for Carrier Furnace model 399AAV036040GAKA

Furnace flame sensor. The flame sensor monitors the burner to detect whether or not a flame is present. If the flame sensor is defective, the furnace may not heat.

Carrier furnace igniter. The igniter gets very hot and glows bright orange to light the gas burner. If the igniter is cracked or defective, the furnace won’t heat.

Gas burner tube

Furnace draft inducer mounting grommet. This grommet helps isolate the blower assembly from the furnace to reduce noise.

Run Capacitor, Single, Oval, 370 Volts, 5 Microfarads

Grommet, motor mounting bracket. Sold as a single grommet but we suggest purchasing three since there are 3 holding the motor in place, and it’s a good practice to change all of them while the assembly is taken apart.

Transformer, 120V-24V 40VA

High limit thermostat, 180 degrees Fahrenheit

Blower wheel 11 1/8"d x 7 1/8"

Limit switch

Manual reset switch, opens at 350 degrees F

Inducer motor fan blower wheel. 5.6 x 1.55 in, bore 5/16 in, CW hub end

Furnace control board. The control board regulates the supply of power to the furnace components. Be sure to check more commonly defective parts before replacing the control board.

Blower Motor HC41SE121. 4-speed, ?-HP motor specifically designed for Carrier furnaces. It operates at 115V and 1075 RPM with a 5.6" diameter and features a counter-clockwise rotation. This motor is essential for repairs involving insufficient airflow or malfunctioning blower systems in furnaces.

Limit Switch