Figure 6-2. standard hydraulic diagram, Figure 6-2, Standard hydraulic diagram – JLG 600SC_660SJC Parts Manual User Manual
Page 168
6-4
SECTION 6 HYDRAULIC
FIGURE 6-2.
STANDARD HYDRAULIC DIAGRAM
8
40
13
3
PO
R
T 3
PO
R
T 1
FO
R
W
ARD
RE
VE
RS
E
48
48
3
49
21
49
44
11
V1
V2
54
CA
S
E
POR
T
27
50
S
U
PP
LI
ED WI
TH
SW
ING
HU
B
/MO
TOR AS
S
'Y
.
12
12
H
Y
D
RAU
LI
C
OI
L T
A
N
K
CAS
E
DRA
IN
PO
R
T 6
O
P
PO
SI
TE S
IDE
OF
MA
IN
V
A
LV
E A
S
SY
.
BRA
K
E
PO
R
T 7
10
10
7 6
44
24
38
22
26
52
36
51
39
2
47
PO
R
T 4
2 S
P
E
E
D
POR
T
5
38
55
PO
R
T
2
FORW
A
R
D
RE
VE
R
S
E
RI
G
H
T T
R
A
C
K
1
1
16
18
15
LE
F
T T
R
A
C
K
HY
D
OIL
CO
O
LE
R
BRA
K
E &
SP
D
P
T
B
S
39
BR
AK
E
AUX
P
U
M
P
V1
V2
C1
C2
S
GE
A
R
PU
M
P
OU
T
IN
E
R
RE
TU
RN
FIL
TE
R
IN
OUTL
ET
AU
X
. P
U
M
P
SU
C
TI
O
N
GE
A
R
P
U
M
P
SU
C
TI
O
N
PIST
O
N
PU
M
P
SU
C
TIO
N
TE
LE
S
C
OP
E C
Y
LI
N
D
ER
HOL
D
ING
V
A
LV
E
10
9
3
5
3
6
4
M4
4
T
P
V1
V2
SLA
V
E
CY
L
MA
S
T
E
R
CYL
RO
TA
T
O
R
AC
TU
A
T
O
R
TEL
E
R
E
TR
A
C
T
TE
LE
E
X
TE
N
D
LI
F
T D
O
W
N
LI
F
T U
P
SW
IN
G R
IGH
T
SW
IN
G
LE
F
T
R
E
EX
TE
ND
-A
-R
E
A
C
H
CYLI
N
D
E
R
57 56
EA
R
E
X
TE
ND
EA
R
R
E
TR
A
C
T
SW
IN
G
C/
B V
A
LV
E
SW
IN
G MOTO
R
AND
BRA
K
E
MP
MT
M3
A
B
23
M
M
O
TOR
IS
N
O
T
MA
R
K
ED
"
A
" &
"B"
FA
C
IN
G
TH
E M
O
TO
R
"B
" I
S
ON
TH
E
LE
F
T S
ID
E
RO
TA
TE
RIG
H
T
RO
TA
TE
L
E
F
T
V1
T
V2
30
4
36
P1
31 32
19
19
20
29
29
19
22
19
22
LEVE
L BA
CK
LEVE
L FO
RW
AR
D
44
36 41
33 34
36 37
36
8
33
35
8
44
17
17
13
14
12
11
18
53
14
28
33
58
25
46
39
45
42
43
25
5
20
22
**
NO
TE*
*
P
O
R
T "
V
1"
R
E
TR
A
C
TS
THE
CYL
.
POR
T
"
V
2"
E
X
TE
N
D
S TH
E
C
Y
L
.
19
L1
L1
A
B
S
D
E
B
A
L2
M2
M1
B
A
L2
M2
M1
NO
T U
S
E
D
ON
60
0S
C