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TM 5-2420-222-20-3
BACKHOE BUCKET - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
64.
Two coupler
Guide link (2)
With aid of assistant, using backhoe bucket
links (1)
and backhoe bucket
control lever to shorten or lengthen rod
cylinder piston
(3), position for desired bucket position,
rod (3)
alining pin holes (TM 5-2420-222-10).
To position backhoe bucket for power
digging and truck loading, guide
link and piston rod should be
attached to outside hole on coupler
links. To position backhoe bucket
for vertical wall digging, guide
link and piston rod should be attached
to inside hole on coupler links.
65.
Guide link (2), and
Pin (4 or 5)
Using 2-pound head ball-peen hammer,
coupler links (1),
tap in.
and backhoe bucket
cylinder piston
rod (3)
NOTE
Some loader backhoes have linkage pins retained by cotter pins, some have pins retained by retaining
rings. On loader backhoes equipped with retaining rings, skip steps 66 and 67.
66.
Pin (4) and
Special washer (7)
Put on.
inner bucket (6)
NOTE
If cotter pin has just been replaced during installation, it may be reused after adjustment. Otherwise,
use new cotter pin.
67.
Pin (4) and
Cotter pin (8)
a.
Push in.
special washer (7)
b.
Using multiple tongue and groove slip-
joint pliers, bend ends back.
68.
Pin (5) and
Ring (9)
On loader backhoes equipped with retaining
inner bucket (6)
rings, using retaining ring pliers, put on.
2-1812
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