02-03
Operation
0.5sec 0.5sec 2sec
ON
OFF
1. ERROR DISPLAY
3. NORMAL OPERATION DISPLAY
2. ERROR DISPLAY METHOD
Outdoor LED Blink (1 to 18 times) 0.5sec ON / 0.5sec OFF blinking
2-1-2 OUTDOOR UNIT DISPLAY
㪣㪜㪛㩷㪘 㪣㪜㪛㩷㪙 㪣㪜㪛㩷㪚 㪣㪜㪛㩷㪛
䌏䌆䌆䌏䌆䌆 䌏䌆䌆
2-way valve temperature thermistor A error
2-way valve temperature thermistor B error
2-way valve temperature thermistor C error
2-way valve temperature thermistor D error
3-way valve temperature thermistor A error
3-way valve temperature thermistor B error
3-way valve temperature thermistor C error
3-way valve temperature thermistor D error
Outdoor heat exchanger temperature
thermistor error
Outdoor temperature thermistor error
Outdoor discharge pipe temperature
thermistor error
8
11
Error Contents
1 times blink
1 times blink
1 times blink
1 times blink
2 times blink
OFF
OFF OFF
OFF OFF
OFFOFF
OFF
OFF
OFF
OFF
OFF
OFFOFF
OFF
5
3 times blink
OFFOFF
OFF
7
4 times blink
OFFOFF
OFF
5 times blink
OFFOFF
OFF
5 times blink
5 times blink
5 times blink
OFFOFF
OFF
OFFOFFOFF
6 times blink
OFF
OFF
OFF
6 times blink
OFFOFFOFF
12
7 times blink
OFF
OFF
19
8 times blink
OFF
OFF
13
9 times blink
OFF
OFF
10 times blink
OFF
OFF
23
11 times blink
OFF
OFF
14
12 times blink
OFF
OFF
17
13 times blink
OFF
OFF
20
14 times blink
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
18
15 times blink
OFFOFF
OFF
17 times blink
OFFOFF
OFF
21
6 times blink
OFFOFFOFF
OFFOFF
OFF
22
6 times blink
OFFOFFOFF
Trouble
shooting
LED
AB C D
Outdoor communication signal error
(Forward transfer signal error)
Connected indoor unit error
Main CPU - sub CPU communication error
Outdoor unit fan motor error
IPM error
Compressor rotor location cannot detect
(permanent stop)
Compressor temperature thermistor error
Heat sink temperature thermistor error
Pressure switch 1 error
Pressure switch 2 error
Compressor Start-up error
(permanent stop)
Normal operation
Continuously lighting
24
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