Wacker Neuson 803 - Coupling

OM 803 us – Edition 3.7 * 803b340.fm 3-65
Operation
Coupling
1 Put the excavator and the power unit on firm, level and horizontal ground.
2 Position the upper carriage as shown. The stabilizer blade must be at the rear.
3 Lower the stabilizer blade to the ground – see Fig. 45.
4 Position the bucket and the stick as shown.
5 Lower the boom to the ground.
6 Stop the diesel engine.
7 Remove the starting key and carry it with you.
8 Operate the control lever repeatedly to release the pressure in the hydraulic system.
9 Stop the power unit.
10 Pull out split pin A and pin B (at the front and rear) on the power unit and remove
lance C from the power unit.
11 Fasten a pin and the split pin on the power unit again.
12 Insert lance C in the holder on the excavator and secure it with pin B and split pin A.
Fig. 139: (symbolic representation)
Fig. 140: (symbolic representation)
Fig. 141:
B
A
C
Fig. 142:
B
A
C