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LIFT AND TILT PILOT VALVE
SELECTOR AND PRESSURE CONTROL VALVE
TM-5-3805-258-24-1 Loader Scoop Type DED 4x4 Articulated Frame Steer 2 1/2 Cubic Yard Bucket (CCE) Airborne/Airmobile Manual
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TM 5-3805-258-24-1
9SOB
HYDRAULIC
SYSTEM
SPECIFICATIONS
(1)
(2)
(3)
(6)
(7)
(6)
(9)
ATTACHMENT PILOT VALVE
(1U2620)
Put
actuator
in a
vertical
position
* 10.
Adjust
bolts
just enough
to
remove
free
play
between
bolts
(2)
and
plungers
(4).
Torque
for two
jam
nuts
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 & 4
N.m
(9 + 3
Ib.ft.)
Torque
for two
jam nuts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
30 ~ 15 N.m (22 & 11
Ib.ff.)
5S7018
Spacer
thickness
. . . . . . . . . . . . . . .
0.25
mm
(,010
in.)
3G9859
Springs
(inner):
Length
under
test
force
(fully
shimmed)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
36.5
mm
(1.44
in.)
Test force
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.0 N
(2.47
lb.)
Free
length after
test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
37.3
mm
(1.47
in.)
Outside
diameter
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 mm (.3 in.)
3G9003
Springs
(outer):
Length under
test
force
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
44.0
mm
(1.73
in.)
Test
force
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84 k 7 N
(19.0
& 1.6 lb.)
Free length
after
test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
57.2
mm
(2.25
in.)
Outside
diameter
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19.0 mm (.75 in.)
Temporsry Adjustment
NOTE: See the TESTING AND ADJUSTING section for
the complete “on machine” adjustment procedure.
(5) Install sleeves 5 * 1 turns. Do not tighten jam nuts (6) until “on
machine” adjustment is completed.
SEQUENCE VALVE
(4T1569)
Preesure setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15500 kPa (2250 psi)
2-64
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