REAR RELAY VALVE TO REAR REAR QUICK RELEASE VALVE HOSE - CONTINUED
Wrench, open-end, 7/8-inch
Airbrake system drained (page 2-1034).
Detergent, liquid, GP (item 7, appendix C)
Rags, wiping (item 15, appendix C)
Tape, antiseizing (item 22, appendix C)
Safety goggles must be worn when working under truck to prevent eye injury.
Rear relay valve (1)
Line nut (2) and
Using 7/8-inch open-end wrench, unscrew
45-degree elbow (2.1)
and take off.
Rear rear quick
Line nut (4), airhose
Using 7/8-inch open-end wrench, un-
release valve (3)
(5), 90-degree elbow
screw and take off.
(6), and adapter (7)
Take out airhose.
Change 1 2-1141