E: 26.↓. Address Setting Error In Wired Remote Controller (Indoor Unit) - Fujitsu ASUH18LMAS Service Manual

2-6. E: 26.X. Address setting error in wired remote controller
(Indoor unit)
Indoor unit
Indicator
outdoor unit
→ired remote controller (2-wire)
Detective actuator
Indoor unit controller PCB
Forecast of cause
Check point 1. →ire installation
• Check the wire connection in the remote controller group (For installation method, refer to in-
stallation manual)
-> If there is an abnormal condition, correct it by refer to the installation manual or the "DESIGN
& TECHNICAL MANUAL".
Check point 2. →rong remote controller group setting
• The given address number by auto setting (00) and the manual set number (except 00) are not
existing in one remote controller group.
• The remote controller address setting by UI is not existing same address.
• The duplicate address number is not existing in one remote controller group.
Check point 3. Check indoor unit main PCB
• Check if main PCB is damaged.
• Change main PCB and check the error after setting remote controller address.
2-6. E: 26.↓. Address setting error in wired remote controller (Indoor unit)
Operation indicator
Timer indicator
Economy indicator
Error code
End
Continuous flash
Refer to "Error code table (Outdoor unit)"
• →hen the address number set by auto setting and
manual setting are mixed in one remote controller
group
• →hen the duplicated address number exists in one
remote controller group
→rong wiring of remote controller group
→rong remote controller address setting
Indoor unit main PCB failure
Remote controller failure
- (03-20) -
2 time flash
6 time flash
E: 26
on page 03-4
2. Troubleshooting with error code