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TM 5-2420-222-20-3
BACKHOE CONTROL VALVE-TO-BACKHOE STABILIZER CYLINDER OIL LINES - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
REMOVAL - CONTINUED
16. Special union
Two hoses
a. Place drain pan underneath.
adapter (1)
(2 and 3)
b. Using 3/4-inch and 7/8-inch open-
end wrenches, unscrew and take out.
c. Tag (page 2-137).
d. Cap hose (3) (page 2-137).
e. Get rid of drained fluid (page 2-137).
17. Backhoe control Nut (5)
Using two 1-inch open-end wrenches, loosen.
valve (4) and special
union adapter (1)
18. Backhoe control
Special union
a. Note relative position for proper
valve (4)
adapter (1) with
placement during installation.
assembled parts
b. Using 1-inch open-end wrench,
unscrew and take out.
c. Plug valve (4) (page 2-137).
19. Special union
Packing (6)
a. Using pocket knife, take off.
adapter (1)
b. Get rid of.
CLEANING
NOTE
For more information on how to clean parts, go to General Maintenance Instructions
(page 2-137).
20.
Two hoses
a.
Using clean rags dampened with solution
(2 and 7)
of detergent and water, wipe clean.
b.
Using clean rags dampened with clean
water, rinse.
c.
Using clean, dry rags, wipe dry.
WARNING
Drycleaning solvent P-D-680 is toxic and flammable. Wear protective goggles and
gloves and use only in a well ventilated area. Avoid contact with skin, eyes, and clothes
and don’t breathe vapors. Do not use near open flame or excessive heat. The
flashpoint is 100° to 138° (38° to 59°C). If you become dizzy while using cleaning
solvent, get fresh air immediately and get medical aid. If contact with eyes is made,
wash your eyes with water and get medical aid immediately.
21.
All metal parts
a.
Clean in drycleaning solvent.
b.
Using clean, dry rags, wipe dry.
2-1640
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