Sirona Dental Systems GmbH
4.11
Safety checks
Move unit to working height. Switch power OFF at the main switch for the building installation.
Remove covers from the unit.
Performing safety checks
Maintenance interval
(after years)
Date
(enter month/year)
Idling roll free of damage? See
Service Manual
Do grounding straps and cable
shields have complete and firm
contact?
See Service Manual
Cable shielding OK?
See Service Manual
Protective ground wire connec-
tions properly attached?
See Service Manual
4.12
Final work
Final work
(observe Operating Instructions)
Maintenance interval
(after years)
Date
(enter month/year)
System cleaned?
59 87 685 D 3352
D 3352.105.01.11.02
Answer questions with yes () or no (−)
4
7
10
If no Correct fault.
Answer questions with yes () or no (−)
4
7
10
If no Clean system.
4 Maintenance by the service engineer
12
14
12
14
25