Each of the following service procedures requires programming or setup procedures to be performed on the HVAC control module.

If the HVAC control module is replaced, the following procedure must be performed:

Re-Calibrating Actuators--Refer to Actuator Recalibration in HVAC Systems - Manual.

If an actuator is replaced, the following procedure must be performed:

Re-Calibrating Actuators--Refer to Actuator Recalibration in HVAC Systems - Manual.

If the HVAC control module is replaced no additional procedures are necessary.

If an actuator is replaced, a Re-Calibration of the actuator is not necessary. The HVAC module knows the exact location of the door when the HVAC system is turned on.