4 Repair activities, controller IRC5
4.8. Replacement of heat exchange unit and fan
3HAC021313-001 Revision: K220
© Copyright 2004-2008 ABB. All rights reserved.
Refitting of heat exchanger fan
The procedure below details how to refit the heat exchange unit fan.
Replacement of heat exchange unit
The procedure below details how to remove the heat exchange unit.
Action Note/Illustration
1. Put the new fan in place, and push down.
xx0500001954
• A: fan
• B: screw
2. Refit the screw (item B in image above).
3. Reconnect the connector to fan.
4. Refit the top cover.
xx0500001952
• A: fan
• B: heat exchanger
•C: top cover
• B: attachment screws (4 pcs)
5. Refit the attachment screws Shown in the figure above.
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.
Continued
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