DeLaval VMS 2008 Instruction Book page 21

Hydraulic pump unit
Hydraulic accumulator
2007-12-18
DeLaval voluntary milking system VMS
cd29802
Safety precautions
multi-purpose arm can still move.
- If service switch is in working mode.
- If service switch is in service mode and
the safety button is pressed, and some
operation is started.
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Warning: The VMS system contains one
accumulator on the upper part of the arm
(bracket). Note that the multi-purpose arm
can move even though the hydraulic pump
unit has been shut down. Turn off the
hydraulic pump unit and depressurise the
accumulator on the bracket before
performing service or making repairs.
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Warning: For additional safety, deactivate
the multi-purpose arm. Always set the
service switch to service mode when
carrying out external cleaning or when
performing other kind of maintenance work
such as exchanging liners.
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