Wacker Neuson 28Z3 Service Manual

5-14 SHB 28Z3 EN – Edition 2.0 * 28z3s510.fm
Hydraulic system
Main control lines (legend)
Pump/tank lines
S: bucket pre-tension
– see Bucket pre-tension on page 5-19
Port Legend
A1, B1 Bucket ram
A2, B2 Boom ram
A3, B3 Drive (right) via swivel joint
A4, B4 Drive (left) via swivel joint
A5, B5 Stick ram
A6, B6 Auxiliary hydraulics
A7, B7 3rd control circuit (option)
A8, B8 Swivel boom
A9, B9 Stabiliser blade
A10, B10 Upper carriage rotation
T2 , P3 Straight-ahead/drive counterbalancing system
Port Legend
P1 Pump 1 port
P2 Pump 2 port
P3 Pump 3 port
T1 Tank line via non-return valve and filter in tank
T2 Tank line via oil cooler and filter in tank

Wacker Neuson 28Z3 Specifications

General

Brand	Wacker Neuson
Model	28Z3
Category	Excavators
Language	English