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TM 5-2420-222-20-3
HYDRAULIC EARTH DRILL BORING HEAD - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
FILLING
18
Loader backhoe
Hydraulic earth
a
Install (TM 5-2420-222-10).
auger attachment
b.
Operate backhoe controls until auger
attachment is in vertical position
and auger is resting on ground
(TM 5-2420-222-10).
19
Engine
Shut down (TM 5-2420-222-10).
WARNING
Keep clear of hydraulic components when raised and not supported. Sudden loss of hydraulic
pressure could cause components to drop without warning.
NOTE
Steps 20 thru 24 fill hydraulic earth drill boring head chain case.
20
Chain housing (2)
Level plug (3)
a.
Place 10-gallon container underneath.
b.
Using 3/16-inch socket-head screw
key, unscrew and take out.
NOTE
If hydraulic fluid comes out level plug hole, skip steps 21 thru 23.
TA243635
2-1875
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