First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or.
Test blend door actuator motor.
Bevel engineering blend door actuator replaces oe 89018365 604 106 52402588 fits 1994 2012 chevrolet chevy gmc silverado 1500 2500 tahoe sierra hvac air blend control motor heater blend.
The controller provides and voltage to the blend door motor and.
The blend door actuator is controlled by the hvac controller.
The blend door actuator in a late model ford heater is an electric motor with position feedback.
A c electronic blend door actuator inoperative intermittent or improper operation a1 check actuator drive.
The test procedures are below give me few moments to upload the rest of the information.
A blend door actuator is made up of an electric motor that turns a plastic gear set in one direction or another which is connected to an air control door pivot at the final drive of the unit.
Diagnose and fix a blend door actuator.
An actuator can go bad in of two ways.