Activation Of The Protection Device For The Indoor Fan Motor (Rci, Rcim) - Hitachi RAS-(3-6)HVRNM2E Service Manual

8 Troubleshooting
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Alarm code
• The RUN LED flickers and "ALARM" is displayed on the remote control switch.
• The unit number, the alarm code and the unit code are alternately displayed on the set temperature section.
• The unit number and the alarm code are displayed on the display of the outdoor unit PCB1.
- This alarm code is displayed when the following conditions occurs three times in 30 minutes. Indoor fan rotates less
than 70 rpm for 5 seconds during operation.
• When the cause is checked by means of this flow chart, confirm that fan speed setting is Hi
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SMGB0064 rev.0 - 08/2011

Activation of the protection device for the indoor fan motor (RCI, RCIM)

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