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TM 5-2420-222-20-3
BACKHOE BUCKET - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
ADJUSTMENT - CONTINUED
71.
Pin (1)
Ring (2)
On loader backhoes equipped with retaining
rings, using retaining ring pliers, take off.
72.
Two coupler links
Pin (1 or 6)
Using 3/4-inch brass-tipped driftpin and
(3), spacer (4), and
2-pound head ball-peen hammer, drive
inner bucket (5)
out.
73.
Two coupler
Spacer (4)
Take off.
links (3)
74.
Inner bucket (5)
Two coupler
With aid of assistant, using backhoe bucket
links (3)
control lever to shorten or lengthen backhoe
bucket cylinder piston rod (7), position
for desired bucket position aligning pin
holes (TM 5-2420-222-10).
To position bucket for vertical wall or power
digging, attach to bottom hole on inner
bucket. To position bucket for truck loading,
attach to middle hole on inner bucket.
75.
Two coupler
Spacer (4)
Place in position.
links (3)
76.
Two coupler links
Pin (1 or 6)
Using 2-pound head ball-peen hammer,
(3), spacer (4), and
tap in.
inner bucket (5)
NOTE
Some loader backhoes have linkage pins retained by cotter pins, some have pins retained by
retaining rings. For loader backhoes equipped with retaining rings, skip steps 77 and 78.
77.
Pin (6) and
Special washer (8)
Put on.
inner bucket (5)
NOTE
If cotter pin has just been replaced during installation, it may be reused after adjustment.
Otherwise, use new cotter pin.
78.
Pin (6) and
Cotter pin (9)
a.
Push in.
special washer (8)
b.
Using multiple tongue and groove slip-
joint pliers, bend ends back.
2-1814
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