Code Indication On Remote Controller; Ra Indoor Unit; Sa Indoor Unit - Daikin 2MXS40H2V1B Service Manual

Code Indication on Remote Controller

4. Code Indication on Remote Controller

4.1

RA Indoor Unit

Error Codes
00
A1
A5
A6
A9
C4
C7
C9
CE
4.2

SA Indoor Unit

Error Codes
00
A1
A3
A6
AF
C4
C5
C9
CJ
U5
U8
UA
Note: When there is a possibility of open phase power supply, also check power supply.
155
Normal condition
Indoor unit PCB abnormality
Freeze-up protection control or heating peak-cut control
Fan motor or related abnormality
Radiant panel temperature rise, indoor electronic expansion valve
(motor operated valve) abnormality, freeze-up protection control
(FVXG series only)
Indoor heat exchanger thermistor or related abnormality
Front panel open / close fault (FTXG series only)
Room temperature thermistor or related abnormality
Radiant panel thermistor or related abnormality (FVXG series
only)
Normal condition
Indoor unit PCB abnormality
Drain level control system abnormality
Fan motor (AC motor) or related abnormality (See the Note
below.)
Drain system abnormality
Indoor heat exchanger thermistor 1 or related abnormality
Indoor heat exchanger thermistor 2 or related abnormality
Room temperature thermistor or related abnormality
Remote controller thermistor abnormality
Signal transmission error (between indoor unit and remote
controller)
Signal transmission error (between MAIN remote controller and
SUB remote controller)
Field setting abnormality
: Error code displays automatically and system stops.
Inspect and repair it.
: In the case of the shaded error codes, "inspection" is not displayed. The system
operates, but be sure to inspect and repair it.
Description
DC motor (wall, floor standing)
AC motor (floor / ceiling, duct)
Description
SiBE121123_A
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Service Diagnosis