Check Valve
Remove air supply hose from check valve inlet tube. With engine operating, listen for exhaust leakage at check valve. If exhaust gases escape from valve, valve must be replaced. Also check for leaks at all other connections.
Remove air supply hose from check valve inlet tube. With engine operating, listen for exhaust leakage at check valve. If exhaust gases escape from valve, valve must be replaced. Also check for leaks at all other connections.