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TM 5-2420-222-20-3
BACKHOE BUCKET LINKAGE - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
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.
16.
All metal parts
a.
Clean in drycleaning solvent.
b.
Using clean, dry rags, wipe dry.
INSPECTION/REPLACEMENT
NOTE
For more information on how to inspect parts, go to General Maintenance Instructions (page 2-
137).
Replace defective parts as needed.
17.
All metal parts
Look for cracks, breaks, and abnormal bends.
INSTALLATION
18.
Inner bucket (1)
Two coupler links
Have assistant place in position and
(2) and spacer (3)
aline pin holes.
19.
Inner bucket (1),
Pin (4 or 5)
Using 3-pound head cross-peen hammer,
two coupler links
tap in.
(2), and spacer (3)
NOTE
Some loader backhoes have linkage pins that are retained by cotter pins, some have pins that are
retained by retaining rings. For loader backhoes that are equipped with retaining rings, skip steps
20 and 21.
2-1822
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