TOX PRESSOTECHNIK Powerpackage Q Series, Original Operating Instructions, Page: 59 / 80

Maintenance
TOX_Manual_Powerpackage_line-Q_en
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10.2 Requirements for maintenance
10.2.1 Set system to maintenance position
Unless specified otherwise, before all maintenance work:
1. Retract the working piston.
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The machine is in initial position (working piston retracted).
2. Install a restraint device if necessary.
3. Make sure that fast approach stroke and power stroke cannot be acti-
vated in maintenance position.
4. Make sure that return stroke is impinged with compressed air.
5. Make sure that the pressure valve (pneumatic spring) is impinged.
6. Make sure that unauthorized, accidental or unexpected starting up of
the machine and initiation or dangerous movements due to latent ener-
gies are prevented.