Hitachi RAS-(4-12)HRNM(2)(E) - Troubleshooting by Means of the Flashing Alarm Leds for RPK-FSN2 M

8 Troubleshooting
294
SMGB0064 rev.0 - 08/2011
8.2.4 Troubleshooting by means of the ashing alarm LEDs for RPK-FSN2M
The red LED located on the panel indicates the following alarms:
Code Cause Indication
Alarm 02 Unit protection This alarm is activated when the blinks sequence is two times ON / two seconds OFF
Alarm 03 Transmission error This alarm is activated when the blinks sequence is three times ON / two seconds OFF
Alarm 04
Inverter outdoor unit
error
This alarm is activated when the blinks sequence is four times ON / two seconds OFF
For the rest of the alarms, the blink sequence is one second ON / one second OFF.