JLG 800A_AJ Parts Manual - Manual (Page 210)

6-16 3120859
SECTION 6 HYDRAULIC
S
E
C
T
I
O
N
6
H
Y
D
R
A
U
L
I
C
FIGURE 6-5.STANDARD HYDRAULIC DIAGRAM (WITH BUCHER BRAND
AUXILIARY PUMP
TO
W
E
R
LIFT UP
39 12 11 10
1
6
2
7
2
8
V
C
V
C
V2
2
9
40
14
15
20
21
44
46
4
5
R
E
F
. E
N
G
INE
A
S
S
'Y
.
F
O
R FI
TTI
NG
73
X
X X
A
U
X
P
U
M
P
S
U
C
T
IO
N
C
A
S
E
P
O
R
T
D
R
IV
E
P
U
M
P
S
U
C
T
IO
N
C
Y
L
IN
D
E
R
P
U
M
P
S
U
C
T
IO
N
B R
AKE
V1
5
24 78
48
E
R
X
50
7
86
51
5
2
2
4
43
2 25
21
81
2
71
TO
W
E
R
L
IF
T
DO
WN
UP
P
E
R LI
FT
CY
L
IN
D
E
R
47
73
X X
X
X
R
E
T
U
R
N
F
IL
T
E
R
IN
O
U
T
US
E
WI
TH HO
S
E
S
CO
MI
NG
O
U
T
O
F
THE
T
O
WE
R BO
O
M
P
O
WE
RTRACT
.
DO
NO
T RUN WI
RE
S
TH
RO
U
G
H .
82
V2
V1
X
4
M4
3
M7 6
9
10 T
P
11
12
13
14
16
15
V1
V2
SLA
V
E
CY
L
RO
T
A
T
O
R
ACTUA
T
O
R
H
Y
D
.
O
IL
T
A
N
K
LIFT D
O
W
N
LIFT
U
P
18
17
R
E
EX
T
E
N
D
-A
-R
EA
C
H
CY
L
IND
E
R
2
1
7
8
SW
IN
G
MO
TO
R
CAM
V
A
L
V
E
LO
CA
TE
D
A
T
E
ND O
F
LO
W
E
R BO
O
M
B
A
M2
2
1
V2
P1
P2
V1
84
V1
P1 V2
4
30
85
No
te
: #
10 E
n
d
O
f H
o
s
e
3
80
2
1
77 79
9
4
8
6
5
X 57
2 25
PO
R
T
"
P
1
"
O
N
BACK S
ID
E
O
F
VA
L
V
E
B
L
O
C
K
13
1
1
37
55
X
X
74
75
77 21
91 38
91
76
LS
42
19
72
"LS"
PORT
30
18
71
60
4 70
19
23
36
23
22
31
X
32
92 93
49
2
34
59
4
2
43
41 35
34
5
TELES
C
OPE
OUT
TELES
C
OPE
IN
66 68
67 69
65
94
5
30
62
X
X
9
MP
T
M3
C
a
m
V
a
lve L
o
cat
e
d
Ins
ide t
.t
.
P
O
RT BLO
C
K
ON
TOW
E
R
T
E
LE
C
Y
L.
83 11 12 39
P
o
rt
B
lo
ck o
n
Lowe
r Lift
Cy
li
nd
e
r
M
ast
er C
y
lin
d
e
r
P
o
rt Bloc
k
on
U
p
righ
t Li
ft
Cy
li
nd
e
r
P
o
rt
M
X
7
i
s
l
o
c
a
te
d
o
n
t
h
e
b
a
c
k
s
id
e
o
f
th
e
v
a
lv
e
.
MX
7
OP
POSI
TE S
ID
E
OF M
A
IN
V
A
L
V
E
V1 T V2
M
MT
RE
LI
E
F
VA
LV
E
LOCA
TED
IN
UP
RI
G
H
T
" IM
P
O
R
T
A
N
T
"
P
O
R
T
L
O
C
A
T
E
D
O
N
T
H
E
I
N
S
ID
E
O
F
T
H
E
F
IL
T
E
R
N
E
X
T
T
O
T
H
E
O
U
T
L
E
T
P
O
R
T .
96
AUX
P
U
MP
9
8
95
90
X 8
9
5
6
8
9
1 9
7
3
9
1
2
1
1
1
0
39 12 11 10
39 12 11 10
NO
TE
:
Po
rt
V
1 o
f t
h
e Slave
Cyl
. i
s
R
E TR
AC
T a
nd S
H
O
U
LD
ho
s e
to t
h
e
RO
D e
n d
o
f
th
e M
a s ter
C
y l.
V 2 i
s
E X
TE
N
D
a
n d
S
H
OU
L D
h
o s e
t o
the
P
IS
T O
N
en
d
o
f th
e Mast
er C
y l.
T
h is NO
T
E
A
p
p lies t
o
t h
e JIB S
L
A VE
C
y l. a
nd
the
NO
N-
J IB S
L
A V
E
C
y l.
39 12 11 10