AIR12 - Visually Inspect AIRD Valve

^ Key OFF.

^ Remove hoses from AIRD valve outlets.

^ Inspect outlets for damage from hot exhaust gases.

^ Is AIRD valve damaged?

YES -- Replace AIRD valve, then go to AIR24 for air check valve. AIR24 - Visually Inspect Check Valve System (Externally)

NO -- Go to AIR13. AIR13 - Check For Vacuum at AIRD Valve