Rotenso ANERU Series, Service Manual

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 Troubleshooting 9 
Console Type& Compact Cassette Type:
• To enter information inquiry status, complete the following procedure within ten seconds:
• Press LED(or DO NOT DISTURB) 3 times.
• Press SWING(or AIR DIRECTION) 3 times.
• Finish 1 and 2 within 10 seconds, you will hear beeps for two seconds, which means the unit goes into parameter
checking mode.
• Use the LED(or DO NOT DISTURB) and SWING(or AIR DIRECTION) buttons to cycle through information displayed.
• Pressing LED(or DO NOT DISTURB) will display the next code in the sequence. Pressing SWING(or AIR DIRECTION) will
show the previous.
• The following table shows information codes. The screen will display this code for two seconds, then the information
for 25 seconds.
Displayed code Explanation Additional Notes
Error code Error code Refer to next list of error code
T1
Room temperature T1 temperature
T2
Indoor coil temperature T2 temperature
T3
Outdoor coil temperature T3 temperature
T4
Ambient temperature T4 temperature
TP
Discharge temperature TP temperature
FT
Targeted frequency Targeted Frequency
f
r
Actual frequency Actual Frequency
L
Compressor current
N/A
U
Outdoor AC voltage
N/A
S
Indoor capacity test
N/A
Running mode
P
r Outdoor fan speed Outdoor fan speed=value*8
L
r EXV opening angle EXV opening angle-value*8
I
r Indoor fan speed Indoor fan speed=value*8
HU
Indoor humidity N/A
TT
Adjusted setting temperature N/A
DT
Reserve N/A
IF
Reserve N/A
a
Reserve N/A
T
GA algorithm frequency N/A
n
n