Carrier HD42AR227 Blower Motor 321894-709 Field technicians recognize this part

Field technicians recognize this part as a standard requirement during heat exchanger overhauls or when the original door exhibits signs of warping

this model is a direct field replacement for the RST70C1-PFV-959

Always check the existing gas valve before installation

blue flame across the burner tube

Carrier HD42AR227 Blower Motor 321894-709 Field technicians recognize this partThe Carrier HD42AR227 Blower Motor is an ECM X13 constant torque motor designed for high efficiency performance in residential furnaces and air handlers. This 1 3 HP motor operates on a 208 230V single phase circuit, providing reliable airflow management with variable speed capabilities. As a direct OEM replacement motor, the HD42AR227 features a 48 NEMA frame size and a ball bearing design for extended operational life under high static conditions.