108
Troubleshooting
1.1.4 Checking of Alarm Code History
Alarm code history is indicated in the following order while the check mode is displayed.
“no01” (latest) history data ~ “no15” (oldest) history data
Refer to the gure below as an example.
PSW4(▼)
PSW4(▼) PSW2(▲)
PSW4(▼) PSW2(▲)
PSW4(▼) PSW2(▲)
PSW4(▼)
PSW4(▼) PSW2(▲)
PSW2(▲)
PSW4(▼) PSW2(▲)
PSW4(▼) PSW2(▲)
PSW2(▲)
Select by PSW3( )
when menu mode is displayed.
▼
PSW3( )
▼
PSW5( )
▼
PSW3( )
▼
PSW5( )
▼
PSW3( )
▼
PSW5( )
▼
PSW4(▼)
PSW4(▼) PSW2(▲)
PSW2(▲)
PSW4(▼) PSW2(▲)
PSW4(▼) PSW2(▲)
PSW4(▼) PSW2(▲)
PSW2(▲)
PSW4(▼) PSW2(▲)
PSW4(▼) PSW2(▲)
PSW4(▼) PSW2(▲)
PSW4(▼) PSW2(▲)
PSW2(▲)
PSW4(▼) PSW2(▲)
PSW4(▼) PSW2(▲)
PSW4(▼) PSW2(▲)
PSW4(▼) PSW2(▲)
PSW4(▼) PSW2(▲)
History is displayed up to 15 cases at the maximum
in alarm occurrence order.
Alarm
Inverter Retry
Fan Controller
Indication of Stoppage Cause
Item
AC
d1.
c1.
Contents
Alarm Code
Retry Stoppage
Micro Computer Reset
Alarm/Retry Code
Item Contents
Seg2
Seg1
10th
1st
Outdoor Unit No.
Compressor/Fan Controller No.
Alarm/Retry Code
Indication of Stoppage Code
Item Contents Remarks
iT. ITC In case of ITC
In case of FTC
Constant Speed Comp.
0(A) Stoppage
Constant Speed Comp.
Overcurrent
Other than above
FTC
0
FF
FT.
CT.
CT.
Accumulated time when alarm occurs.