Wacker Neuson 28Z3 Service Manual

SHB 28Z3 EN – Edition 2.0 * 28z3s510.fm 5-13
Hydraulic system
5.2 Main valve block
Ports
Bucket
Left-hand drive
Stick
Auxiliary hydraulics
Stabiliser blade
Upper carriage rotation
Straight-ahead/drive counter-
balancing system
Boom
Right-hand drive
Input P1 P2
B
1
A
1
B
3
A
3
A
2
T
1
P
1
P
2
A
4
B
4
A
5
B
5
A
6
B
6
A
7
B
7
A
8
B
8
P
3
T
2
B
2
B
9
A
9
3rd control circuit (option)
Swivel boom
B
1
0
A
1
0
Auxiliary hydraulics flow
rate adjustment segment

Wacker Neuson 28Z3 Specifications

General

Brand	Wacker Neuson
Model	28Z3
Category	Excavators
Language	English