JLG 4017PS Service Manual - Manual (Page 141)

8-9 3706PS, 3707PS, 4014PS, 4017PS, 33.7, 37.6, 37.7
Hydraulic System
8.6.2 4014PS & 4017PS
a.
4014PS 4017PS
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
4014PS
140/90
4017PS
160/100
4014PS 4017PS
75/45
4014PS
125/55
4017PS
140/65
4014PS
100/45
4017PS
1 10/45
4017PS
130/80
125/75
PUMP
DA
T A
MCN
CC
4014PS
45
4017PS
63
4014PS
80/60
LIFT
TIL
T
COMP
FRONTSTEER
REAR STEER
P T
A
B
TELE
R
L
P
T
LS
MAIN CONTROL
VA
LV
E
STEERING
SELECT
VA
LV
E
STEERING V
AL
VE
(ORBIT
AL)
240 Bar
B1
A1
B3
A3
B2
A2
B4
A4
Bar B 280
Bar A
280
30 Bar
T2 LS2 P2 Pr TPr
D (P
STEER)
DLS (LS STEER)
P GAUGE
LS1
P1
231 Bar
V2
C2
C1
FILL
P
T
BOOSTED BRAKE
ACTUA
TION
19Bar 260Bar
PUMP
SPEED
AT
:
LOW IDLE - 870 RPM HIGH IDLE - 2555 RPM
2.2
0.6
0.6
300 Bar Ratio 4:1
70 Bar
V1
C1
C2 V2
V1
300 Bar Ratio 4:1
70 Bar
330 Bar Ratio 4.2:1
240 Bar
180 Bar
Bar A
280
Bar A
280
Bar B 280
TDi
10
100 100
0.7 l/min
0.8
0.4
ST
ABILIZERS
LEVELING
(LEFT)
(RIGHT)
1.5
P T
LS
A
B
A
B
A
B
S
0.6
V AL
VE LEVELING ST
ABILIZERS
1.0
V2
V1
100 Bar
350 Bar
NOTES 1 & 2 70 Bar Max 60 Bar Min
350 Bar
100 Bar
V2
V1
V2
V1
250 bar
MOT
OR
1.2
8 BAR NORM OPEN
MASTER CYLINDER
T1
NOTES 1 & 2 70 Bar Max 60 Bar Min
NOTE 2
M
Pi
n
12.5 BAR NORM OPEN
AUX
C1
C2 V2
V1
4017PS 350 Bar Ratio 4:1
70 Bar
M
TELE
C1
C2
B2
A2
TELE
B2
A2
4017PS
4014PS
M1
beta 5(c)=1000
SOS SAMPLE POINT
2.8 BAR
3.45 BAR
5 BAR
BEL
T
DRIVEN F
AN. SEE SHEET
2 FOR
4014PS, 4017PS F
AN V
ARIANT
E
A
C
D
B
G
SAHR OPTION (SH2
A5)
SAHR OPTION (SH2 D3)
ST
ANDARD
AXLE
NOTE 1: SAHR
AXLE OPTION ONL
Y
BRAKE BOOST
AND SAHR PRESSURE LIMITED
T O 20 BAR
F SEE NOTE 1
NOTE 1
20 bar
MZ6790C