ABB IRC5 Product Manual page 223

Removal
The procedure below details how to remove the fan in the computer unit.
3HAC021313-001 Revision: P
Action
1.
DANGER!
Before commencing 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 read the safety information in
the section WARNING - The unit is sensitive
to ESD! on page 31
3. Remove the computer unit.
4. Open the computer unit.
WARNING!
Be careful with the fan cable when opening
and removing the cover plate. The fan cable
must not be stretched.
5. Disconnect the fan cable from the mother-
board.
6. Remove the attachment screw.
4 Repair activities, controller IRC5
4.13. Replacement of fan in computer unit DSQC639
Note/Illustration
30.
Detailed in section
computer unit DSQC639 on page
Detailed in section
motherboard in computer unit
DSQC639 on page
xx0600002919
• A: attachment screw (1 pcs)
• B: fan cable
Continued
Replacement of
200.
Replacement of
204.
Continues on next page
221