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
