Service
Technical Manual
36
1220013692 - 11/2017
dormakaba digital cylinder
8 Service
NOTICE
Do not oil the Digital cylinder!
8.1
Serial numbers
The digital cylinder's serial number can be found on the cylinder housing next to the matrix
code. The first 5 digits indicate the manufacturing date.
The manufacturing date can be worked out as follows:
1.
Enter the first 5 digits into any cell in an Excel sheet.
2.
Right click > Choose
Format cells
.
3.
In the
Numbers
tab, select the
Date
category.
4.
Select the type
14.03.2001
.
Using this procedure, 41038 indicates the manufacturing date of 09/05/2012.
8.2
Replacing the battery
Whilst the battery is being changed, all the data (access authorisations, configurations and
traceback) is retained in the battery-independent memory. The clock settings are lost after 45
seconds.
Requirements:
•
New battery available
•
Tool – Multitool available
Do not use rechargeable batteries or accumulators.
1
2
1.
Position the multitool on the inner side of the outer door
knob.
2.
Turn the multitool to the left and unlock the outer door
knob.
3
4
3.
Remove the outer door knob.
4.
Remove the spent battery.