6.1.3.11
The status of indicator in outdoor unit
Notice: When the unit is power-on again, the times of all the protection above (including: overloading protection, high
exhausting gas temp. protection of compressor, overcurrent protection, module protection etc.) will be reset.
D11
Meaning
D12
Meaning
D13
Meaning
blink 1 time
compressor starts to run
blink 1 time
cooling
overload
protection stop
blink 1 time
quick cooling/heating
blink 2 times
exhaust protection stop
blink 2 times
heating
overload
protection stop
blink 2 times
defrosting
blink 3 times
closing down for NEC
driving module protection
blink 3 times
communication
failure
with indoor unit
blink 3 times
oil returning
blink 4 times
closing down for
overcurrent protection
blink 4 times
communication failure with
NEC module
blink 4 times
nominal
cooling/heating
blink 5 times
closing down for
overloading protection
blink 5 times
communication failure with
computer
blink 5 times
max. cooling/heating
blink 6 times
cooling antifreezing stop
blink 6 times
failulre of outdoor ambient
temp.sensor
blink 6 times
medial cooling/heating
blink 7 times
sensor malfunction stop
blink 7 times
failure
of
outdoor
tube-temp.sensor
blink 7 times
min.cooling/heating
blink 8 times
closing down for
communication
failure(including indoor
unit and NEC driving
module)
blink 8 times
failure
of
outdoor
gas-discharge
temp.sensor
blink 8 times
unit off
blink 12 times
closing down for IPM
overheating protection
blink 9 times
communication
failure
sent from indoor
blink 9 times
low pressure and can’t
resume
blink 10
times
wrong parameters sent to
NEC driver, unit closes
down
blink 11
times
IPM temp. sensor failure
D14
meaning
D15
meaning
D16
meaning
blink 1 time
frequency demultiplying
for high temp.of gas
discharged
blink 1 time
frequency limiting for high
temp.of gas discharged
on
Be receiving or sending
computer data
blink 2 times
frequency demultiplying
for overcurrent protection
blink 2 times
frequency
limiting
of
overcurrent protection
off
receiving
or
sending
computer data finished
blink 3 times
frequency demultiplying
for cooling overload
blink 3 times
frequency
limiting
for
cooling overloading
blink 4 times
frequency demultiplying
for heating overload
blink 4 times
frequency
limiting
for
heating overloading
blink 5 times
frequency demultiplying
for frost-proof
blink 5 times
frequency of current 9.4 A
lasting for 2 minutes
-13-
