Hitachi RAS-(3-6)HVNC1(E) - Page 214

7 Test run
200
SMGB0087 rev.0 - 12/2013
c. Alarm code display
- If some malfunction occurs because of the activation of a safety device or any other reason, the red RUN LED blinks
(0.5 seconds ON / 0.5 seconds OFF).
- Refer to section “8.2.2Alarmcodesfortheoutdoorandindoorunits”on chapter “8.Troubleshooting”.
- The alarm code displays the number of blinks of the green DEF LED and the yellow FILTER LED as shown bellow:
- Green DEF LED: Digit 2 of the alarm code blinks.
- Yellow FILTER LED: Digit 1 of the alarm code blinks. (Alphabet code: A=10 blinks, B=11 blinks, C=12 blinks, etc.).
Example:
Yellow FILTER LED
Green DEF LED
DEF LED blinks three times
(0.5 seconds ON / 0.5 seconds OFF)
FILTER LED blinks 5 times.
(0.5 seconds ON / 0.5 seconds OFF)
Alarm code:
The red RUN LED (1 second ON / 1 second OFF) means that there is an abnormal transmission between the indoor units
and the outdoor unit.