TM 5-3810-207-20/TO 36C23-3-37-12
Figure 99. Catwalk for the pile leads, exploded View.
Section III. BACK HOE ASSEMBLY
176.
General
The back hoe boom is an one-piece welded
construction. The hoe bucket is attached to the hoe
handle which pivots at the end of the boom. An
auxiliary gantry is attached at the foot of the hoe boom
to support the hoist cable. The boom is attached to the
revolving frame by means of a hinge shaft extending
through both boom foot hinges.
177.
Back Hoe Bridle Block
a.
Removal.
(1)
Remove the back hoe assembly from the
revolving frame. (TM 5-3810-207-10).
(2)
Remove the cables from the back hoe
(TM 5-3810-207-10).
(3)
Remove the bridle block from the hoe
handle in the numerical sequence as
instructed on figure 100.
b.
Cleaning, Inspection, and Repair.
(1)
Clean all parts with an approved cleaning
solvent.
(2)
Inspect all parts for breaks, excessive
wear, and other damage. Repair or
replace all parts as necessary.
c.
Installation.
(1)
Install the bridle block on the hoe handle
in the reverse of the numerical sequence
as illustrated on figure 100.
(2)
Install the back hoe assembly on the
revolving frame (TM 5-3810-207-10).
(3)
Install the cables (TM 53810-207-10).
178.
Back Hoe Ball Block, Bucket, and Handle
a.
Removal.
(1)
Remove the cables from back hoe
assembly (TM 5-3810-207-10).
(2)
Remove the bridle block (par. 177).
(3)
Remove the bail block, bucket, and
handle in the numerical sequence as
instructed on figure 101.
b.
Disassembly. Disassemble the bail block in the
reverse numerical sequence as illustrated on figure 102.
c.
Cleaning, Inspection, and Repair.
(1)
Clean all parts with an approved cleaning
solvent.
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