Fujitsu AMUG24LMAS, Service Manual

Page: 59 / 200

Detective actuators:
Wired remote control (2-Wire)
Indoor unit Controller PCB circuit
Detective details:
Wrong wire connection.
Forecast of cause :
1. Wrong wiring of remote controller
2. Indoor unit controller PCB failure
3. Remote control failure
03-11
Troubleshooting 6
Address setting error in wired remote control system
Indicate or Display:
Indoor unit
Operation lamp: 2 times Flash,
Timer lamp : 6 times Flash
Wired remote control
Error code : [E : 26]
n: n times blinking : Light ON : Light OFF
Mode Error
2 5 15
Outdoor unit (AOUG36/48LMAS1)
A B F E D C
Check Point 3 :
Check indoor unit controller PCB
Check Point 1 :
Wire installation
Wrong wire connection in RC-group (Please refer to the installation manual)
Change controller PCB and check the error after setting remote control address
Check if controller PCB damage
Check Point 2 :
Wrong RC-group setting
The given address number by auto setting (00) and the manual set number (Except 00) were not existing in one RCG.
The remote control address setting by U.I. were not existing same address.
The duplicated address number is not existing in one RC-group