Shop replacement repair parts for Carrier Furnace model PY4GEAA42090AA

Transformer

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.

Pressure switch, lo

Pressure switch, high

Switch, limit

Mtr blt 1/230 3/4 vs 600-1200

Arm

Motor

Draft inducer motor. The draft inducer motor draws air into the burner and exhausts it out the flue. If the draft inducer motor is defective, the furnace may not heat.


Valve,txv

Bolt

