Variable Air Duct (VAD) Check Valve (One-Way) Inspection

VARIABLE AIR DUCT (VAD) CHECK VALVE (ONE-WAY) INSPECTION[AJ]
1. Remove the VAD check valve (one-way).
2. Blow through A and verify that air flows from B.




3. Blow through B and verify that air does not flow from A.
- If not as specified, replace the VAD check valve (one-way).