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Air Injection Check Valve: Testing and Inspection
PULSED SECONDARY AIR INJECTION VALVE - INSPECTION 1.
Remove the pulsed secondary air injection valve.
2.
Blow air at (A) and (B) side of the pulsed secondary air injection valve to check ventilation.
Air Intake Direction / Ventilation -
(A) -> (B)
Ventilation
-
(B) -> (A)
No Ventilation
