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TM 5-2420-222-20-3
BOOM-TO-BUCKET CYLINDER OIL LINES (SERIAL NUMBERS 235786 THRU 235999 ONLY) - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
INSTALLATION - CONTINUED
NOTE
If installing boom-to-rod end bucket cylinder oil line, skip steps 43 and 45.
43.
Hose (1)
Quick coupler (2)
Screw on and tighten using 1-inch and
1 1/16-inch open-end wrenches.
44.
Quick coupler (2)
New packing (3)
Place in position.
45.
Male nipple (4)
Quick coupler (2)
Snap on.
with assembled parts
46.
Tube (5 or 6)
Hose (7 or 8)
a.
Uncap.
b.
Take off tag.
c.
Screw in and tighten using 7/8-inch
and 1-inch open-end wrenches.
47.
Boom (9) and
Three clamps (12
Place in position.
four tubes (5, 6,
thru 14) and
10, and 11)
spacer (15)
48.
Boom (9), three
Screw (16)
Screw in and tighten using 9/16-inch,
clamps (12 thru 14),
3/8-inch drive socket and ratchet
and spacer (15)
handle.
49.
Loader backhoe
Transmission
Check fluid level and add proper amount
and grade (TM 5-2420-222-10).
50.
Engine
Start and run at high idle
(TM 5-2420-222-10).
51.
Boom-to-bucket
a.
Operate backhoe bucket (TM 5-2420-222-10)
cylinder oil lines
and check for leaks.
b.
If leaking at any connection, tighten
using 7/8-inch, 1-inch, and 1 1/16-
inch open-end wrenches.
c.
If leaking does not stop, shut down
engine (TM 5-2420-222-10) and
replace leaking connection packing,
fitting, or hose as outlined in this
task.
d.
If found leaking, repeat steps 49
thru 51.
2-1606
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