ABB ACS355 series - Internal Fan Replacement

Maintenance and hardware diagnostics
47
Internal fan replacement
1. Stop the drive and disconnect it from the AC power source.
2. Remove the front cover.
3. Open the screw(s) holding the fan in place (1 screw in R1, 2 screws in R3)
4. Free the fan cable from the clip.
5. Disconnect the fan cable.
6. Remove the fan holder.
7. Install the new fan in reverse order. The tightening torque is 1.2 N·m for all
screws.
8. Restore power.
3
3
R1
R3
5
4
5
3
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