Service Manual Manual

Hydraulic System
8-16
6036, 6042, 8042, 10042, 10054
8.4.2 Hydraulic Schematics
a. Model 6036
A B C D E F G H
1
2
3
4
5
6
7
8
G H E F C D A B
8
7
6
5
4
3
2
1
EXTEND
CYLINDER
-
4.50
X
3.00
X
102.50
4000 PSI
HOIST CYLINDER
-
5.00
X
2.75
X
39.65
4000 PSI
HOIST CYLINDER
-
5.00
X
2.75
X
39.65
4000 PSI
MAIN
CONTROL VALVE
AUX
FUNCTION
QUICK
DISCONNECT
AT BOOM
GOSENECK
OPTIONAL
FORK
CYLINDER
-
5.00
X
2.00
X
16.75
4000 PSI
SLAVE
CYLINDERS -
3.75
X
1.50
X
11.40
PSG
PS
PP PPG
PB
PBG
.090
DIA
550 PSI
2500 PSI
P
T
650 PSI
SECONDARY FUNCTION
MANIFOLD
3.93
BASE
1.97
ROD
4.4B
STROKE
FRONT
R
L
T
P
b
a
4 WHEEL STEER
A
B
R
L
REAR
CRAB STEER
R
L
P
T
STEERING VALV E
STEERING
SELECTOR
VALV E MANIFOLD
T
B2
P
B1
L5
REAR WHEEL BRAKE
FRONT WHEEL BRAKE
.089
.089
.073
SERVICE
BRAKE
VALV E
250 PSI
2750 PSI
BYPASS
TO TANK
60um
25 PSI
3.5
IN
3
10um
LOW
IDLE
1050
RPM
15.9
GPM
HIGH
IDLE
2750
RPM
41.7
GPM
RATED
SPEED
2500
RPM
37.9
GPM
FTR
FTB
FRAME TILT CYL 4.50
X
2.25
X
8.69
65
PSI
10um
B
A
14
GPM
MAX
3250 PSI
A
B
3250 PSI
A
14
GPM
MAX
SHUTTLE
IN
LOAD
SENSE
AUX
HYD
FORK TILT
B
AB
AB
TANK
LOAD
SENSE
OUT
FRAME TILT
INLET
HOIST
EXTEND
6
GPM
MAX
TANK
PRESSURE
PORT
TANK
PRESSURE
PORT
LOAD
SENSE
OUT
3500
PSI
3250
PSI
3250 PSI
.090
DIA
MAQ0070A