TM 5-3805-254-20-2
FRONT RELAY VALVE TO REAR RELAY VALVE HOSE - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
REMOVAL
WARNING
Safety goggles must be worn when working under truck to prevent eye injury.
1.
Front relay valve (0.1)
Line nut (2) and
Using 1 1/4-inch open-end wrench, un-
45-degree elbow (1)
screw and take off.
2.
Rear relay valve
Line nut (4) and
Using 1 1/4-inch open-end wrench, un-
(2.1)
45-degree elbow (3)
screw and take off.
NOTE
Step 3 is typical for two clamp assemblies.
3.
Clamp bracket (5)
Screw (6), lock-
a.
Using 7/16-inch box-end and 7/16-inch
washer (7), nut (8),
open-end wrenches, unscrew and take
and clamp (9)
out.
b.
Get rid of lockwasher.
c.
Take clamps off airhose (10).
d.
Take out airhose (10).
CLEANING
WARNING
Drycleaning solvent P-D-680 is toxic and flammable. Wear protective safety goggles and gloves and use
only in a well-ventilated area. Avoid contact with skin, eyes, and clothes and do not breathe vapors. Do
not use near open flame or excessive heat. The flashpoint for type #1 drycleaning solvent is 100°F (38°C)
and for type #2 is 138°F (59°C). If you become dizzy while using cleaning solvent, get fresh air
immediately, and get medical aid. If contact with eyes is made, flush your eyes with water and get medical
aid immediately.
NOTE
For more information on how to clean parts, go to General Maintenance Instructions (page 2-424).
4.
Airhose (10)
Clean using liquid detergent and wiping rag.
5.
All metal parts
Clean using drycleaning solvent and wiping
rag.
Change 1 2-1102
