4. Error Code via Outdoor Unit PCB
Selection of setting item
Confirmation of error 1
To enter the monitor mode, press
the MODE (BS1) button when in
“Setting mode 1”.
Press the SET (BS2) button and set
the LED display to a setting item.
Press the RETURN (BS3) button
once to display "First digit" of error
code.
Confirmation of error 2
Press the SET (BS2) button once to
display "Second digit" of error code.
Press the RETURN (BS3) button
and switches to the initial status of
“Monitor mode”.
Press the MODE (BS1) button and
returns to “Setting mode 1”.
Confirmation of error 3
Press the SET (BS2) button once to
display "error location".
Detailed
description
on next
page.
Confirmation of error 4
Press the SET (BS2) button once to
display "master or slave 1 or slave 2"
and "error location".
Monitor mode
Contents of Error
Error Code
1Eytilamronba BCP niam tinu roodtuO
Abnormal high pressure switch High pressure switch activated E3
Abnormal low pressure switch Low pressure switch activated E4
5E kcol rosserpmoc retrevni fo noitceteDkcol rosserpmoC
Over load, overcurrent,
abnormal lock of outdoor fan motor
Detection of DC fan 1 motor lock E7
Electronic expansion valve
abnormality
9EMain
3F
idT lamronbAerutarepmet epip egrahcsid lamronbA
4Fmrala ytidimuH
Abnormal heat exchanger temperature Refrigerant overcharge F6
7Hytilamronba langis rotom naf roodtu
O
Defective thermistor of outdoor air
temperature
Defective Ta sensor (short) H9
Defective discharge pipe thermistor Defective Tdi sensor (short) J3
Defective suction pipe thermistor Defective Ts1 sensor (short) J5
Defective Ts2 sensor (short)
Defective outdoor heat exchanger
deicer thermistor
Defective Tb sensor (short) J6
Defective sensor of high pressure Defective Pc sensor (short) JA
Defective sensor of low pressure Defective Pe sensor (short) JC
1LMPI evitcefeDBCP retrevnI evitcefeD
Abnormal current sensor offset
Abnormal IGBT
Defective current sensor
Abnormal SP-PAM overvoltage
Radiation fin temperature rising
Overheating of radiation fin temperature
L4
DC output overcurrent Inverter instantaneous overcurrent 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 (Defective start up)
Abnormal wave form in startup
Out-of-step
Transmission error (Between inverter PCB and outdoor unit main PCB) LC
To Next Page
Loading...
