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TM 5-2420-222-20-3
BACKHOE BUCKET - CONTINUED
INITIAL SET UP - CONTINUED
Personnel Required
Equipment Condition
Two
Jaw cylinder oil hoses removed (page 2-1544)
ACTION
LOCATION
ITEM
REMARKS
REMOVAL
1.
Two union
Two hoses (2 and 3)
a.
Place 1-gallon flexible container
adapters (1)
underneath.
b.
Using 7/8-inch and 1-inch open-end
wrenches, loosen.
2.
Loader backhoe
Inner bucket (4)
Place wood blocks in front of.
WARNING
Some parts are heavy. Be careful when handling them. Lifting equipment is needed when parts weigh
over 50 pounds (23 kg) for a single person lift, over 100 pounds (45 kg) for a two person lift, and over
150 pounds (68 kg) for a three or more person lift. Do not try to handle heavy parts without lifting
equipment. Keep clear of heavy parts supported only by lifting equipment. Failure to observe this
precaution could cause serious injury or death of personnel.
3.
Boom (5)
Using 2000-pound capacity lifting equip-
ment, support to take pressure off two
pins (6 and 7) or (8 and 9).
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 4 and 5.
4.
Two pins (6 and 7)
Four cotter
a.
Using multiple tongue and groove slip-
and four special
pins (12 and 13)
joint pliers, straighten ends.
washers (10 and 11)
b.
Using 1/4-inch straight drive-pin
punch and 2-pound head ball-peen
hammer, drive out.
c.
Get rid of.
5.
Two pins (6 and 7)
Four special washers
Take off.
and inner bucket (4)
(10 and 11)
2-1796
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