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TM 5-2420-222-20-3
LOADER CONTROL VALVE-TO-LOADER BOOM CYLINDER HEAD END OIL LINES - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
INSTALLATION - CONTINUED
NOTE
If installing loader control valve to left loader boom cylinder oil line, skip step 28.
28.
Hoses
Clamp (3)
a
Place into position as noted during
(1 and 2)
removal.
b
Using 1/4-inch flat-tip screwdriver,
tighten.
29.
Union (4)
Nut (5)
Screw on all the way.
30.
New packing (6)
Place into position.
31.
Loader boom
Union (4) with
a
Unplug cylinder(7).
cylinder (7)
assembled parts
b
Screw in to same relative position as
noted during removal using 1-inch
open-end wrench.
32.
Loader boom
Nut (5)
Using two 1-inch open-end wrenches,
cylinder (7)
tighten until seated against loader boom
and union (4)
cylinder.
33.
Union (4)
Hose (8)
a
Take off tag.
b
Screw in and tighten using 7/8-inch
and 1-inch open-end wrenches.
34.
Loader
Transmission
Check fluid level and add proper amount
backhoe
and grade (TM 5-2420-222-10).
35.
Engine
Start and run at high idle
(TM 5-2420-222-10).
36.
Loader control
a.
Operate lift arms (TM 5-2420-222-10)
valve-to-boom
and check for leaks.
cylinder head end
b.
If leaking at any connection, tighten
oil lines
using 7/8-inch and two 1-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 line as outlined in this
task.
d.
If found leaking, repeat steps 34
thru 36.
2-1686
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