JLG 534D-10 - Manual (Page 134)

Hydraulic System
8.10 534D-9, 534D-10 & 544D
8.4.3 Hydraulic Schematic-534D-10
LP
FIL
TER
B =75 8
8
2700 PSI
PRIORITY
FLOW DIVIDER
.071" DIA
2000 PSI
2000 PSI
STEERING ORBITROL
STEER
CYLINDERS
SW
AY
SW
AY
CYLINDER
TIL
T CYLINDER
COMPENSA
TING
CYLINDER
CROWD
CROWD CYLINDER
LIFT
TIL
T
.062
.062
2
1 3
PARK BRAKE SOLENOID V
AL
VE
NEUTRAL
REVERSE
FOR
W
ARD
12 VOL
T
BA
TTER
Y
2/4 WHEEL
DRIVE SWITCH
2/4 WHEEL DRIVE V
AL
VE
INCHING VA
LV
E
FOR
W
ARD REVERSE
SELECT
OR SWITCH
FRONT
DRIVE MOT
OR (DA
CONTROL) FLUSHING
VA
LVE SECTION
DRIVE PUMP
(DA
CONTROL)
2
3 1
A B
G
T
X3
X1
X2
TRACTION
LOCK
SWITCH
PARK BRAKE
SWITCH
T P
12 VOL
T
BA
TTER
Y
LS
PP
3250 PSI
3250 PSI
AUXILIAR
Y
HYDRAULICS (OPTION)
3800 PSI
3800 PSI
LIFT
CYLINDERS
3800 PSI
EF CF
IMPLEMENT
PUMP
3.627 CU.IN./REV
.
MIN.
MAX.
F/R
SECTION
3800 PSI
3000 PSI
AUX.
MAIN CONTROL
V
AL
VE
P
T
T LS
R L
REAR DRIVE MOT
OR
REAR DRIVE MOT
OR
B A
C
B A
C
A
B
L
P
.039
TRACTION LOCK
VA
LV
E
RETURN
SUCTION FIL
TER
B =75
RESER
VOIR
(NON-PRESSURIZED)
100 MESH
FILLER/ BREA
THER
25 PSI
220 PSI
M
JOY
STICK
PB
M1
M2
PST1
BP
PST2
50
50
FA
REV FWD
P RP
BRAKE VA
LV
E
6800 PSI 6800 PSI
MB MA
PARK BRAKE
SER
VICE
BRAKE
b
a
R
T1
T2
X2
G
S
PS
B A
380-480 PSI
6800 PSI 6800 PSI
6300 PSI
ST
ABILIZER SWITCH
12 VOL
T
BA
TTER
Y
OPTIONAL
REAR
AXLE ST
ABILIZER V
AL
VE
120° 70 PSID
THERMAL
BYP
ASS
VA
LV
E
S
C1 C2
V1 V2
C1 C2
V1 V2
OUTRIGGER CYLINDERS
BP
P
I
300 BP
PRIORITY
FLOW DIVIDER
ST
ABILIZER
CYLINDER
T
1000 .03 .03
X1
ENGINE OIL PRESSURE SWITCH
4000 PSI 4000 PSI
(3.25 GPM)
C1 C2
MX0720