4 Repair activities, controller IRC5
4.8. Replacement of heat exchange unit and fan
2193HAC021313-001 Revision: K
© Copyright 2004-2008 ABB. All rights reserved.
Removal of heat exchanger fan
The procedure below details how to remove the heat exchange unit fan.
Action Note/Illustration
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 28.
2. Remove the attachment screw on the top
cover.
xx0500001952
• A: fan
• A: heat exchanger
• C: top cover
• B: attachment screws (4 pcs)
3. Remove the top cover. Shown in the figure above.
4. Disconnect the connector to the fan.
5. Remove the screw (item B in image below).
6. Push the fan upwards, and pull it out.
xx0500001954
• A: fan
•B: screw
Continued
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