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Daikin VRV III-S RXYMQ36 48PVJU Service Manual Page 114

60 hz.
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SiUS34-907
Malfunction code indication by outdoor unit PCB
<Monitor mode>
To enter the monitor mode, push the
MODE (BS1) button when in
"Setting mode 1".
<Selection of setting item>
Push the SET (BS2) button and set
the LED display to a setting item.
<Confirmation of malfunction 1>
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.
<Confirmation of malfunction 3>
Push the SET (BS2) button once to
display "malfunction location".
<Confirmation of malfunction 4>
Push the SET (BS2) button once to
display "master or slave 1 or slave 2"
and "malfunction location".
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".
Troubleshooting
In-phase malfunction of DIII-NET
Abnormal discharge pressure
Abnormal suction pressure
Compressor lock
Over load, overcurrent,
abnormal lock of outdoor unit fan
Malfunction of electronic
expansion valve
Faulty sensor of outdoor air
temperature
Abnormal discharge pipe
Abnormal heat exchanger
Faulty sensor of discharge pipe
temperature
Faulty sensor of suction pipe
temperature
Faulty sensor of heat exchanger
temperature
Malfunction of the liquid pipe
temperature sensor
Faulty sensor of subcooling heat
exchanger temperature
Faulty sensor of discharge
Faulty sensor of suction pressure Faulty Pe sensor (short)
Detail
Faulty Inverter PCB
description
on next
page.
Inverter radiation fin temperature
rising
DC output overcurrent
Electronic thermal
Stall prevention (Limit time)
Troubleshooting by Remote Controller
Contents of malfunction
Detection of DIII-NET
High pressure switch activated
Abnormal Pe
Detection of INV. compressor lock
Detection of DC fan 1 motor lock
Detection of DC fan 2 motor lock
EV1
EV3
Faulty Ta sensor (short)
Abnormal Td
Refrigerant overcharge
Faulty Tdi sensor (short)
Faulty Ts1 sensor (short)
Faulty Ts2 sensor (short)
Faulty Tb sensor (short)
Faulty TI sensor (short)
Faulty Tsh sensor (short)
Faulty Pc sensor (short)
Faulty IPM
Abnormal current sensor offset
Abnormal IGBT
Faulty current sensor
Abnormal SP-PAM overvoltage
Over heating of inverter radiation
fin temperature
Inverter instantaneous
Electronic thermal switch 1
Electronic thermal switch 2
Out-of-step
Speed down after startup
Lightening detection
Stall prevention (Current
Stall prevention (Faulty start up)
Abnormal wave form in startup
Out-of-step
Malfunction
code
E1
E3
E4
E5
E7
E9
H9
F3
F6
J3
J5
J6
J7
J9
JA
JC
L1
L4
L5
L8
L9
105

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  • cp shukla Feb 16, 2016 06:50:
    RXYQ18PAY6 service manual & vrv Fulform