Daikin EWYQ021BAWP [113/223] Malfunction code indication by outdoor unit pcb

Daikin EWAQ016BAWN [113/223] Malfunction code indication by outdoor unit pcb
Malfunction Code Indication by Outdoor Unit PCB ESIE11-05
102 Troubleshooting
3. Malfunction Code Indication by Outdoor Unit PCB
<Selection of setting item>
<Monitor mode>
<Confirmation of malfunction 1>
To enter the monitor mode, push the
MODE (BS1) button when in
“Setting mode 1”.
Push the SET (BS2) button and set
the LED display to a setting item.
Push the RETURN (BS3) button
once to display "First digit" of
malfunction code.
<Confirmation of malfunction 2>
Push the SET (BS2) button once to
display "Second digit" of malfunction
code.
Push the RETURN (BS3) button and
switches to the initial status of
“Monitor mode”.
* Push the MODE (BS1) button and
returns to “Setting mode 1”.
<Confirmation of malfunction 3>
Push the SET (BS2) button once to
display "malfunction location".
* Refer to Monitor mode.
* Refer to Monitor mode.
Detail
description
on next
page.
<Confirmation of malfunction 4>
Push the SET (BS2) button once to
display "master or slave 1 or slave 2"
and "malfunction location".
Contents of malfunction
Malfunction
code
PCB malfunction PCB malfunction E1
Faulty PCB
Abnormal discharge pressure HPS activated E3
Abnormal suction pressure Abnormal Pe E4
Compressor lock Detection of INV compressor lock E5
Activation of OC Detection of STD1 compressor lock E6
Detection of STD2 compressor lock
Over load, overcurrent,
abnormal lock of outdoor unit fan motor
Instantaneous overcurrent of DC fan 1 motor
E7
Detection of DC fan 1 motor lock
Instantaneous overcurrent of DC fan 2 motor
Detection of DC fan 2 motor lock
Malfunction of electronic expansion
valve
EV1 E9
EV2
EV3
Abnormal position signal of outdoor
unit fan motor
Abnormal position signal of DC fan 1 motor
H7
Abnormal position signal of DC fan 2 motor
Faulty sensor of outdoor air
temperature
Faulty Ta sensor (short) H9
Faulty Ta sensor (open)
Abnormal discharge pipe temperature Abnormal Td F3
Abnormal heat exchanger temperature Refrigerant overcharge F6
Faulty current sensor Faulty CT1 sensor J2
Faulty CT2 sensor
Faulty sensor of discharge pipe
temperature
Faulty Tdi sensor (short) J3
Faulty Tds1 sensor (short)
Faulty Tds2 sensor (short)
Faulty Tdi sensor (open)
Faulty Tds1 sensor (open)
Faulty Tds2 sensor (open)
Faulty sensor of suction pipe
temperature
Faulty Ts1 sensor (short) J5
Faulty Ts1 sensor (open)
Faulty Ts2 sensor (short)
Faulty Ts2 sensor (open)
Faulty sensor of heat exchanger
temperature
Faulty Tb sensor (short) J6
Faulty Tb sensor (open)
Malfunction of the liquid pipe
temperature sensor
Faulty TI sensor (short) J7
Faulty TI sensor (open)
Faulty sensor of subcool heat
exchanger temperature
Faulty Tsh sensor (short) J9
Faulty Tsh sensor (open)
Faulty sensor of discharge pressure Faulty Pc sensor (short) JA
Faulty Pc sensor (open)
Faulty sensor of suction pressure Faulty Pe sensor (short) JC
Faulty Pe sensor (open)
Instantaneous power failure NO display on remote controller
(Judge during compressor operation)
(L2)
Inverter radiation fin temperature rising
Over heating of inverter radiation fin temperature
L4
DC output overcurrent Inverter instantaneous overcurrent L5
IGBT malfunction L5
Electronic thermal Electronic thermal switch 1 L8
Electronic thermal switch 2
Out-of-step
Speed down after startup
Lightening detection
Stall prevention (Limit time) Stall prevention (Current increasing) L9
Stall prevention (Faulty start up)
Abnormal wave form in startup
Out-of-step
Transmission error between inverter
and outdoor unit
Inverter transmission error LC

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