Actuator For HCAC System & By-Pass Valve
WARNING:
Read service precautions before proceeding with service procedure. See SERVICE PRECAUTIONS .
- Remove front exhaust pipe. Remove actuator from front exhaust pipe. See Figure. To check the actuator, using vacuum pump, apply 9.83 in. Hg of vacuum to actuator while checking to see if rod on actuator is pulled inward. If rod is pulled inward, actuator is operating properly. If rod is not pulled inward, replace actuator.
- To check by-pass valve, ensure by-pass valve can be rotated in front exhaust pipe. If by-pass valve will not rotate, replace front exhaust pipe. Reinstall actuator and front exhaust pipe.