Alarm code
b1
Incorrect setting of the unit and the refrigerant cycle number.
• The RUN indicator flashes and the ALARM indication is displayed on the remote control switch.
• The unit no., the alarm code and the unit code are alternatively displayed in the temperature setting section and the unit
no. and alarm code are displayed on the outdoor unit's PCB1 display.
* This alarm is indicated under the following conditions. Turn OFF the power supply and check the settings of the DSW
and RSW.
Conditions Action
Unit number (DSW6 and RSW1) or refrigerant cycle number (DSW5 and
RSW2) are set above "64".
Or, more than two contacts are set in DSW5 and DSW6.
Set the unit number and refrigerant cycle number below "63".
Unit number and refrigerant cycle number are set from “16" to "63" and the
indoor unit does not correspond to H-LINK II.
Set the unit number and refrigerant cycle number from "0" to "15".
8 Troubleshooting
233
SMGB0065 rev. 1 - 12/2010
8
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