Thermostatic Air Cleaner: Service and Repair

Thermostatic Air Cleaner:

1. Inspect system to be sure heat stove tube is connected.
2. Check for presence and condition of air cleaner to throttle body gasket seal.
3. Start the engine, and watch the damper door in air cleaner snorkel. When the engine is cold, the damper door should move and close off the outside air. As the air cleaner warms up, the damper door should open slowly to the outside air snorkel.
4. If the air cleaner door fails to operate as previously described check refer to DIAGNOSIS, TESTING AND INSPECTION PROCEDURES.