5 NON-ROUTINE MAINTENANCE
5.1 PRELIMINARY SAFETY PROCEDURES
ATTENTION!
Before performing any maintenance work, the appliance must be disconnected from the
electricity supply ("0" - OFF) (Fig.27), using the main power switch for the room or the display
unit disconnection switch (Fig.28).
ATTENTION!
personnel.
ATTENTION!
Use protective gloves and overalls when performing any maintenance procedure.
ATTENTION! If the power cord is damaged, it must be replaced with a new cord or special
device that can be purchased from the manufacturer or technical assistance service.
5.2 REPLACING THE FRONT GLASS PANEL
CAUTION!
This procedure should be performed by at least two operators.
- Open the front glass panel.
- Remove the glass panel and replace it, performing the steps in the reverse order.
CAUTION! Contact an authorised technician.
Fig.33
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