Lull 944E-42 Service Manual - Manual (Page 125)

8-9 944E-42
Hydraulic System
a. Hydraulic Testing - Single Joystick
MU6840
A
4
6
5
7
G
3
8
9
C
FRONT STEERING
CYLINDER
ATTACHMENT TILT
CYLINDER
REAR STEERING
CYLINDER
FRONT AXLE
REAR AXLE
HYDRAULIC
RESERVOIR
PUMP
MAIN
CONTROL
VALVE
LIFT/LOWER
CYLINDER
LEFT
SLAVE
CYLINDER
EXTEND/
RETRACT
CYLINDER
RIGHT
SLAVE
CYLINDER
POWER
STEERING
UNIT
OPERATOR'S CAB
FRAME SWAY
CYLINDER
FTR FTB
AUXILIARY
HYDRAULICS
BRAKE
VALVE
P
P
A
A
T
STABILIZER
CYLINDER
FTR V
P T
G1
ACCUMULATORS
HYDRAULIC
OIL COOLER
E R
R
E
R E
TRANSFER
CYLINDER
Ш .041 Ш .048
R
E
R
E
R E
R
T
P
L
LS
ACCUMULATOR
CHARGE/SECONDARY
FUNCTION VALVE
LS
DRAIN P1
LSG ACR
SW P
ACF EF CF PIL PB
PBG
PPG
SW
STEER
SELECTOR
VALVE
P
R
1 2
DRAIN
BRIDGE DRAIN
OUTLET
INLET
TANK
1b
1a
F
D
D
B
RV PR
10
2 CHECK VALVE
85 PSI (5,9 bar)
RETURN FILTER
25 PSI (1,7 BAR)
BYPASS
CHECK VALVE
SINGLE
JOYSTICK
1 2
3
4
T
P
FRAME SWAY
JOYSTICK P
T 2 1
P1 P2 TB
TA
AUX2
AUX1
EB
EA
HB
HA
CTB
CTA P3 P4
T P
BB
AA
E
SINGLE
JOYSTICK
PILOT
SELECT
VALVE
ATTACH
TILT
FRAME EXT/RET LFT/LWR
AU
X
TRANS
(8)