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TM 5-2420-222-34
15-1.
BACKHOE DIPPERSTICK MAINTENANCE (Con’t).
2.
Using remover and installer and ball-peen hammer, tap two bushings (17) in dipperstick (2).
NOTE
Perform steps 3 through 5 only on loader backhoes with serial numbers 235786-
235999.
3.
Drive pin (19) in dipperstick (2) with ball-peen hammer and wood block.
4.
Position two special washers (15) in place on pin (19).
5.
Install two new cotter pins (14) in pin (19).
NOTE
Perform steps 6 and 7 only on loader backhoes with serial numbers 235786-235999.
6.
Drive pin (21) in dipperstick (2) with ball-peen hammer and wood block.
7.
Using retaining ring pliers, install two retaining rings (20) on pin (21).
8.
Install new grease fitting (18) in dipperstick (2).
WARNING
Use extreme caution when handling heavy parts. Lifting device is required when
parts weigh over 50 lb. (23 kg) for a single person lift, over 100 lb. (45 kg) for a two
person lift, and over 150 lb. (68 kg) for a three or more person lift. Keep clear of
heavy parts supported only by lifting device. Failure to follow this warning may
cause serious injury or death to personnel.
9.
Using lifting device, position bucket cylinder (10) in place on dipperstick (2) with pin holes alined.
10.
Drive pin (12) in dipperstick (2) and bucket cylinder (10) with ball-peen hammer and wood block.
11.
Install screw (11) and nut (13) in dipperstick (2) and pin (12).
TA701635
15-5
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