90
336 804 3001.0704
Hydraulic circuit diagram
A Working hydraulics
1 Control valve
2 Lowering brake valve
3 Check valve
4 2/2 way valve, control
5 Changeover valve
6 3/3 way valve, lowering
7 Check valve
8 Release valve, lower fork manually
9 Flow regulating valve
10 5/3 way valve, tilting
11 5/3 way valve, auxiliary hydraulics* 1
12 5/3 way valve, auxiliary hydraulics* 2
13 Check valve
14 Pressure limiting valve E 20 230+5bar
E 25 185+5bar
E 30 210+5bar
15 2/2 way valve
16 Check valve
17 Cylinder, auxiliary hydraulics* 2
18 Cylinder, auxiliary hydraulics* 1
19 Short circuit valve, tilt mast manually
20 2/2 way valve
21 Tilt cylinder
22 Line break protection
23-1 E 20 standard mast, series 183,
2.0 t lifting system
E 25, E 30 standard mast, series 186,
3.0 t lifting system
23-2 E 20/600 standard mast, series 183,
2.0 t lifting system
E 25/600, E 30/600 standard mast, series 186,
3.0 t lifting system
23-3 E 20 duplex mast, series 183,
2.0 t lifting system
E 25, E 30 duplex mast, series 186,
3.0 t lifting system
23-4 E 20 triplex mast, series 183,
2.0 t lifting system
E 25, E 30 triplex mast, series 186,
3.0 t lifting system
B Steer axle E 20, series 306
E 25, series 307
E 30, series 307
C Steering hydraulics
24 Steering control valve
25 Orbitrol unit
26 7/3 way valve
27 Check valve
28 Hose break protection 210
± 10
bar
29 Make-up valve
30 Check valve
31 Pressure limiting valve 150
± 16
bar
32 Restrictor
33 3/3 way valve
D Pressure filter
E Lifting controller
34 Joystick, auxiliary hydraulics* 1 and 2
35 Joystick, working hydraulics
F Working and steering hydraulics
36 Electric motor 80 V
37 Hydraulic pump E 20 16 cc/rev
E 25 / E 30 22 cc/rev
G Hydraulic oil reservoir
38 Breather filter
39 Suction filter 0.25 bar, 15 µm nominal
* Option