48
BA322301-en
7.3
Hydraulic Hose Lines
NOTICE
Hydraulic hose lines that have already been used must not be used to repair
damaged hydraulic hose lines.
In the event of damage of any kind, hydraulic hose lines must be replaced with
new ones. In addition, hydraulic hose lines must be replaced after six years at
the latest due to aging processes.
7.4
Bleeding the Hydraulic System
WARNING
Bleeding of the lifting units under load is prohibited.
Air in the hydraulic system can lead to faltering or jerking lifting units. In this
case, the two lifting units must be bled as follows:
WARNING
Bleeding of the lifting units under load is prohibited.
Air in the hydraulic system can lead to faltering or jerking lifting units. In this
case, both lifting units must be bled as follows:
Bleeding via the lifting unit
The lift is in a completely retracted state.
1 Extend the lift about halfway.
2 Loosen the screw plugs of both
lifting units by max. one turn.
WARNING
Depending on the amount of air in the lifting unit, the lifting unit and the support
will collapse sharply. Risk of injury!
3 If the oil leakage is free of air, close the screw plugs and tighten them to
50 Nm.
4 Retract the lift completely
Summary of Contents for ZS SQUARE II 3.5
Page 16: ...16 BA322301 en 2 4 3 Set up Diagrams...
Page 32: ...32 BA322301 en B B 3 4 B C 5...
Page 52: ...20 PL670000_002 de...
