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12. System logbook
For your own information and to facilitate maintenance work, we request that you use the system logbook
and always keep it near the unit.
Unit type: AQA total _______________ dealer: ________________________________
Serial number: _________________________ ________________________________
Purchase date: _____ . _____ . ___________ ________________________________
System installer: _____________________________________________________________________
_____________________________________________________________________
_____________________________________________________________________
Commissioned by: _____________________________________________________________________
_____________________________________________________________________
_____________________________________________________________________
Operator: _____________________________________________________________________
_____________________________________________________________________
_____________________________________________________________________
Officially designated person(s), responsible for the system
The system installer or the person commissioning the system must instruct the system operator
about the function, operation and necessary maintenance.
Operator instruction implemented on _____ . _____ . __________
by: ____________________________________________________________________
____________________________________ ____________________________________
Signature of instructor Signature of operator