Lull 944E-42 - Page 122

Hydraulic System
8-6
944E-42
c. Hydraulic Testing - Dual Joysticks
MU6830
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
ER
R
E
RE
TRANSFER
CYLINDER
Ø .041 Ø .048
1
2
3
4
T
P
1
2
3
4
T
P
R
E
R
E
R
E
R
T
P
L
LS
ACCUMULATOR
CHARGE/SECONDARY
FUNCTION VALVE
LS
DRAIN P1
LSG
ACR
SW P
ACFEFCF PILPB
PBG
PPG
SW
PILOT SELECT
VALVE
P1
P2
B1
B3
A1
A3
STEER
SELECTOR
VALVE
P
R
1
2
DRAIN
FRONT JOYSTICK
REAR JOYSTICK
FRAME SWAY
JOYSTICK
P
T
21
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
BB
AA
E
(8)
ATTACH
TILT
FRAME
EXT/RET
LFT/LWR
AUX
TRANS