ABB IRC5 Product Manual page 151

Removal (new design of the computer unit DSQC 639)
The procedure below details how to remove the fan in the computer unit.
3HAC027707-001 Revision: D
Action
7. Remove the fan from the cover plate in arrow
direction.
Action
1.
DANGER!
Before any work inside the cabinet, please
observe the safety information in section
DANGER - Make sure that the main power
has been switched off! on page
2.
esd
WARNING!
The unit is sensitive to ESD, before handling
the unit please observe the safety information
in section WARNING - The unit is sensitive to
ESD! on page 27
3. Remove the computer unit.
4. Open the computer unit.
5. Disconnect the fan cable from the mother-
board.
4 Repair activities, controller IRC5
4.11. Replacement of fan in computer unit DSQC639
Note/Illustration
xx0600002920
Note/Illustration
26.
Detailed in section
computer unit DSQC639 on page
Detailed in section
motherboard in computer unit
DSQC639 on page
Continued
Replacement of
122.
Replacement of
127.
Continues on next page
149