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TM 5-2420-222-20-3
BACKHOE SWING CYLINDERS - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
DISASSEMBLY - CONTINUED
31.
Elbow (1)
Packing (2)
a.
Using pocket knife, take off.
b.
Get rid of.
32.
Swing cylinder (3)
Nut (5)
Using two 7/8-inch open-end wrenches,
and elbow (4)
loosen.
33.
Swing
Elbow (4) with
a.
Note relative position for proper
cylinder (3)
assembled parts
placement during assembly.
b.
Using 7/8-inch open-end wrench,
unscrew and take out.
c.
Tag (page 2-137).
d.
Plug cylinder (3) (page 2-137).
34.
Elbow (4)
Packing (6)
a.
Using pocket knife, take out.
b.
Get rid of.
CLEANING
NOTE
For more information on how to clean parts, go to General Maintenance Instructions (page 2-137).
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 100F to 138F (38 to 59C). 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.
35.
Swing
a.
Using clean rags dampened with dry-
cylinder (3)
cleaning solvent, wipe clean.
b.
Using clean, dry rags, wipe dry.
36.
All other metal
a.
Clean in dry-cleaning solvent.
parts
b.
Using clean, dry rags, wipe dry.
2-1716
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