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TM 5-2420-222-20-3
HYDRAULIC EARTH DRILL MOUNTING ADAPTER
This task covers:
a. Removal (page 2-1862)
d.
Inspection/Replacement (page 2-1864)
b. Disassembly (page 2-1862)
e.
Assembly (page 2-1864)
c. Cleaning (page 2-1863)
f.
Installation (page 2-1864)
INITIAL SETUP:
Tools
Materials/Parts - Continued
Driftpin, brass-tipped, 3/4-inch
Rags, wiping (item 21, Appendix C)
Hammer, ball-peen, 2-pound head
Solvent, drycleaning (item 28, Appendix C)
Pliers, slip-joint, multiple tongue
and groove Personnel Required
Wrench, open-end, 9/16-inch
(two required)
Two
Materials/Parts
Equipment Condition
Locknut, tube bolt
Hydraulic earth auger attachment removed
Pins, cotter, tube pin (two required)
(TM 5-2420-222-10)
ACTION
LOCATION
ITEM
REMARKS
REMOVAL
1.
Adapter tube (1)
Two cotter pins (3)
a.
Using multiple tongue and groove slip-
and pin (2)
joint pliers, straighten ends and take out.
b.
Get rid of.
2.
Adapter tube (1)
Pin (2)
Using 2-pound head ball-peen hammer and
and boring
3/4-inch brass-tipped driftpin, drive
head (4)
out.
3.
Boring head (4)
Adapter tube (1)
Take off.
with assembled parts
DISASSEMBLY
4.
Adapter tube (1)
Bolt (6) and a.
a.
Using two 9/16-inch open-end
and adapter (5)
locknut (7)
wrenches, unscrew and take apart.
b.
Get rid of locknut (7).
5.
Adapter (5)
Adapter tube (1)
Pull out.
2-1862
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