Malfunction Codes - Daikin RZQ180MY1 Operation Manual

NOTICE
• Table 2: "Replacement Cycle" list
indicates main components. Refer to your
maintenance and inspection contract for
more details.
• Table 2: "Replacement Cycle" list
indicates recommended intervals of
replacement cycles. However, in order to
keep the unit operational as long as
possible maintenance work may be
required sooner. Recommended intervals
can be used for appropriate maintenance
design in terms of budgeting maintenance
and inspection fees. Contact your dealer
for details.
INFORMATION
Damage due to taking apart or cleaning
interiors of units by anyone other than our
authorized dealers may not be included in
the warranty.
Moving and discarding the unit
• Contact your dealer for removing and
reinstalling the total unit. Moving units requires
technical expertise.
• This unit uses hydrofluorocarbon. Contact your
dealer when discarding this unit. It is required by
law to collect, transport and discard the
refrigerant in accordance with the
"hydrofluorocanbon collection and destruction"
regulations.

11.4 Malfunction codes

In case a malfunction code appears on the indoor
unit remote controller display, contact your installer
and inform the malfunction code, the unit type, and
serial number (you can find this information on the
nameplate of the unit).
For your reference, a list with malfunction codes is
provided. You can, depending on the level of the
malfunction code, reset the code by pushing the
ON/OFF button. If not, ask your installer for advice.
14
Malfunction
code
Main code
External protection device was activated
A0
EEPROM failure (indoor)
A1
Drain system malfunction (indoor)
A3
Fan motor malfunction (indoor)
A6
Swing flap motor malfunction (indoor)
A7
Expansion valve malfunction (indoor)
A9
Drain malfunction (indoor unit)
AF
Filter dust chamber malfunction (indoor)
Ah
Capacity setting malfunction (indoor)
AJ
Transmission malfunction between main PCB and
C1
sub PCB (indoor)
Heat exchanger thermistor malfunction (indoor; liquid)
C4
Heat exchanger thermistor malfunction (indoor; gas)
C5
Suction air thermistor malfunction (indoor)
C9
Discharge air thermistor malfunction (indoor)
CA
Movement detector or floor temperature
CE
sensor malfunction (indoor)
Remote controller thermistor malfunction (indoor)
CJ
PCB malfunction (outdoor)
e1
Current leakage detector was activated (outdoor)
e2
High pressure switch was activated
e3
Low pressure malfunction (outdoor)
e4
Compressor lock detection (outdoor)
e5
Fan motor malfunction (outdoor)
e7
Electronic expansion valve malfunction (outdoor)
e9
Discharge temperature malfunction (outdoor)
F3
Abnormal suction temperature (outdoor)
f4
Refrigerant overcharge detection
f6
High pressure switch malfunction
H3
Low pressure switch malfunction
H4
Fan motor trouble (outdoor)
H7
Ambient temperature sensor malfunction (outdoor)
H9
Pressure sensor malfunction
J1
Current sensor malfunction
J2
Discharge temperature sensor malfunction (outdoor)
J3
Heat exchanger gas temperature sensor malfunction
J4
(outdoor)
Suction temperature sensor malfunction (outdoor)
J5
De-icing temperature sensor malfunction (outdoor)
J6
Liquid temperature sensor (after subcool HE)
J7
malfunction (outdoor)
Liquid temperature sensor (coil) malfunction (outdoor)
J8
Gas temperature sensor (after subcool HE)
J9
malfunction (outdoor)
High pressure sensor malfunction (S1NPH)
JA
Low pressure sensor malfunction (S1NPL)
JC
INV PCB abnormal
L1
Fin temperature abnormal
L4
Inverter PCB faulty
L5
Compressor over current detected
L8
Compressor lock (startup)
L9
Transmission outdoor unit - inverter: INV transmission
Lc
trouble
INV unbalanced power supply voltage
P1
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