DOUBLE CHECK VALVE T-FITTING TO FRONT RELAY VALVE T-FITTING HOSE - CONTINUED
REMOVAL - CONTINUED
Double check valve
Line nut (2) and
Using 7/8-inch open-end wrench, un-
screw and take off.
Take out airhose.
For more information on how to clean parts, go to General Maintenance Instructions (page 2-424).
Clean using liquid detergent and wiping
Replace damaged or defective parts.
For more information on how to inspect parts, go to General Maintenance Instructions (page 2-424).
Check for cracks, breaks, chafing, or
Look for excessive rust or corrosion.
All threaded parts
Look for damaged threads or rounded
Antiseizing tape must be used on all pipe threads to provide a good seal and to prevent threaded parts
For more information on how to use antiseizing tape, go to General Maintenance Instructions (page 2-
Front relay valve
Wrap pipe threads with antiseizing tape.
Change 1 2-1150