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TM 5-2420-222-20-3
HYDRAULIC IMPACTOR WORKING TOOLS
This task covers:
a
Removal (page 2-1888)
d. Repair (page 2-1891)
b. Cleaning (page 2-1890)
e
Installation (page 2-1892)
c. Inspection/Replacement (page 2-1891)
INITIAL SETUP
Tools
Materials/parts
Blocks, wood
Lubricator, impactor (LO 5-2420-222-12)
Drift pin, brass-tipped, 3/4-inch
Rags, wiping (item 21, Appendix C)
File, thread restore
Solvent, drycleaning (item 28, Appendix C)
Hammer, cross-peen, 3-pound head
Lifting equipment, 500-pound
Personnel Required
capacity
Rule, steel, machinist’s, 6-inch
Two
Scribe, machinist’s
ACTION
LOCATION
ITEM
REMARKS
NOTE
There are seven working tools that can be used with hydraulic impactor. Maintenance is the same
for all seven. Tamper is shown.
REMOVAL
NOTE
Steps 1 and 2 only apply when hydraulic impactor is installed on backhoe bucket.
1.
Loader backhoe
Backhoe bucket
Using backhoe boom and backhoe bucket
control levers, position bucket on
ground with impactor pulled in toward
loader backhoe in horizontal position
(TM 5-2420-222-10).
2.
Engine
Shut down (TM 5-2420-222-10).
2-1888
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