Air Door Actuator Function
Generally an 8 to 12volt signal provides the needed voltage and ground from the control head to the actuator motor.
Air door actuator function. A malfunction in modern electronic hvac air door actuators circuits or the a c actuators itself could prevent the hvac compressor from running. What does an ac actuator do. Auto heat built in heating systems have pretty much been standard equipment on most automobiles since the 1950s and 1960s. 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.
Automotive air door actuators. Copyright 2020 standard motor products inc designed developed by multimedia solutions. Automotive air door actuators. How to test blend door actuator climate control heater temp control any car in this video we will show you how to test blend door actuator and to make sur.
One on the passenger side and one on the driver side. An actuator could be powered by a small engine built in the air and heat assembly or vacuum. The side that doesn t get the hot or the cold air needs its door blend actuator replaced. The ac actuator is located underneath the dashboard attached to air distribution doors in the hvac box.
1801 waters ridge drive lewisville tx 75057. A common use would be for a door that only uses two positions such as a recirculation door where it is either fully open or fully closed. Actuator failure like any other mechanical units a blend door actuator would eventually fail. An actuator can go bad in of two ways.
The ac actuator moves air distribution doors to two or more positions to direct air flow for heating and a c vents. The majority of cars and trucks have two actuators. Run your heater and air conditioner to see if the hot or the cold air reaches both the driver and the passenger side. Air door actuators techsmart s chamfered pins allow technicians to reattach the harness easily wit.
Replacement elements to fix the issue might cost you a few usd but the expenses of labor for replacing it might be up to hundreds. The two wire actuator is the simplest of them all. Tech sessions featured in this video. Doors can control warm air cold air blending recirculated fresh air control or.