7 Maintenance
When carrying out maintenance work, always observe the following safety rules.
•
Always disconnect the power supply by turning the main switch to "0" or disconnecting
the plug.
•
Always disconnect the air supply (if applicable).
•
Only trained technicians are authorised to perform the described maintenance activities.
•
Test the machine after carrying out maintenance work or repairs to make sure the
machine can be used safely.
7.1 Maintenance Schedule
The diagram below shows the maintenance activities that must be performed and the interval with
which these activities must be performed.
For specific descriptions for performing maintenance activities, consult the appropriate section.
Activity *
1-D 1-W 6-M
1-Y
4-Y
Cleaning
Cleaning the machine.
X
Inspections
Check the oil level.
X
Run the pump cleaning program.
X
Inspect the sealing bars.
X
Inspect the silicone rubber of the silicone holders.
X
Inspect the lid gasket.
X
Inspect the lid springs. Pay additional attention to damage and the
fastenings of the lid springs.
X
Lubrication
Lubricate the grease nipples of the parallel arms at the pivot point
using a food grade grease that is approved by the local authorities.
X
Replace the oil and the oil filter of the vacuum pump. See Technical
Data on page 66 for the type of oil.
X
Replacement
Replace the sealing wires.
X
Replace the silicone rubber of the silicone holders.
X
Maintenance 54