Daikin Super Multi Plus D-Series, Service Manual

Page: 258 / 395

SiEBE18-526 Service Check Function
Troubleshooting 247
5. Press the TEMP button.
Press TEMP
s
or TEMP
t
and change the digit until you hear the sound of “beep”.
6. Diagnose by the sound.
H
“ pi ” : The both numbers of tens and units do not accord with the error code.
H
“ pi pi ” : The number of tens accords with the error code.
H
“ beep ” : The both numbers of tens and units accord with the error code.
7. Determine the error code.
The digits indicated when you hear the “beep” sound are error code.
8. Exit from the diagnosis mode.
Press the MODE button.
Error Code List in
Relation to RA
Indoor Units - : Not used for troubleshooting
(R4277)
(R4278)
Indication on
the remote
controller
Description of the Fault Details of fault
(Refer to the
indicated
page.)
00 Indoor unit in normal condition (Conduct a diagnosis of the outdoor
unit.)
—
A1
Indoor unit PCB abnormality 257
A5 Freeze-up protection control or high pressure control (heat pump
model only)
258
A6 Fan motor or related
abnormality
AC motor (Wall : 20~35 C series, Duct, Floor /
Ceiling)
260
DC motor (Wall : 20~35 D series and 50~71 B
series, Floor)
261
C4
Heat exchanger thermistor or related abnormality 263
C7
Shutter drive motor / shutter limit switch abnormality 264
C9
Room temperature thermistor abnormality 263