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12 EXTRAORDINARY MAINTENANCE
Operations which must be carried out by qualified personnel or the service centre
12.1 Parts subject to wear and the criteria for their
replacement
Batteries
Replacement
4 mm
•
Remove the key from the panel and put it in
a safe place.
• Remove the seat and rest it on a surface
Remove the screws that secure the guard to the
frame.
.
• Remove the guard being care-
ful not damage it
.
• Remove the screws and the
fastening brackets to release
the batteries