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1. The malfunction indicator of indoor (see the operating LED of the INDOOR)
Self-diagnosis function
The cause of malfunction
Error
Code
1
Indoor TH. is short or open.
Outdoor TH. is short or open.
Temp. of Heat sink is over
84°C.
Comunication error (serial
comunication).
DC peak error.
Running current is
overloaded.
The operating LED will be
blinking once.
The operating LED will be
blinking twice.
The operating LED will be
blinking 4 times.
The operating LED will be
blinking 5 times.
The operating LED will be
blinking 6 times.
The operating LED will be
blinking 7 times.
Keep operating state.
Keep operating state.
Restart compressor when OLP TH
Temp is 74°C below.
The operation is off(enable to restart
by remote controller).
Compressor will be turned off
immediately.
Compressor will be turned off
immediately.
Malfunction indicator The operating state
2. The malfunction indicator of outdoor (see the LED01M on the outdoor PCB ass’y)
The cause of malfunction
Indoor TH. is short or open.
Temp. of Heat sink is over 84°C.
Comunication error (serial
comunication).
DC peak error.
Running current is
overloaded.
Comp. dome TH is short or
open.
The LED01M will be blinking
twice.
The LED01M will be blinking 4
times.
The LED01M will be blinking 5
times.
The LED01M will be blinking 6
times.
The LED01M will be blinking 7
times.
The LED01M will be blinking 10
times.
Keep operating state.
Restart comp. on in the OLP short
state.
The operation is off(enable to restart
by remote controller).
Compressor will be turned off
immediately.
Compressor will be turned off
immediately.
Compressor will be turned off
immediately.
Malfunction indicator The operating state
❈ Error code ➅, ➆ can’t be operated unless the power cord is removed.
2
4
5
6
7
2
4
5
6
7
10
Error
Code
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