78
18. Troubleshooting
18.1 Indoor unit error code explanation:
For
Four-way cassette type (compact),
A6 Duct(7
K/9K)
:
Malfunction
Error Code
Timer Lamp
Operation Lamp
(flashes)
Indoor EEPROM malfunction
E0
X
1
Communication malfunction between indoor and outdoor units
E1
X
2
Indoor fan speed has been out of control
E3
X
4
Open or short circuit of T1 temperature sensor
E4
X
5
Open or short circuit of T2 temperature sensor
E5
X
6
Refrigerant leakage detection
EC
X
7
Water level alarm
EE
X
8
Overcurrent protection (For some units)
F0
O
1
Open or short circuit of T4 temperature sensor
F1
O
2
Open or short circuit of T3 temperature sensor
F2
O
3
Open or short circuit of T5 temperature sensor
F3
O
4
Outdoor EEPROM malfunction (For some units)
F4
O
5
Outdoor fan speed is out of control
F5
O
6
Open or short circuit of T2B temperature sensor
F6
O
7
Communication malfunction between indoor two chips(For A6 Duct)
FA
O
11
IPM module malfunction
P0
☆
1
Over voltage or over low voltage protection
P1
☆
2
Too low ambient temperature protection
P3
☆
4
Inverter compressor drive protection
P4
☆
5
Indoor units mode conflict
--
☆
6
Low pressure protection of compressor
P6
☆
7
O (on) X(off)
☆
(flash at 2Hz)
Summary of Contents for 42QHE09D8SH
Page 1: ...SUPER INVERTER SERIES MULTI TYPE Service Manual ...
Page 21: ...18 4 5 6 Easy operation 4 5 7 Remote control and optional wired control method ...
Page 25: ...22 5 4 Console 16 Drain pipe 195 Hanging arm 700 600 210 N A ...
Page 29: ...25 6 Service Space unit mm 6 1 Four way cassette compact 6 2 Four way cassette super slim ...
Page 31: ...27 6 5 Under Ceiling 6 6 Hi wall Cool Easy 18C AG ...
Page 32: ...Specifications 7 Electrical Wiring Diagrams 7 1 Indoor unit A6 Duct type 7K 9K ...
Page 33: ...Specifications 12K 18K 24K ...
Page 34: ...Specifications Page 67 Compact Cassette type 7K 9K ...
Page 35: ...Specifications Page 68 12K ...
Page 36: ...Specifications Page 69 18K ...
Page 37: ...Specifications Page 69 24K ...
Page 38: ...Specifications Page 70 Wall mounted type 18C 7K 9K 12K 18K ...
Page 39: ...Specifications Page 71 18C 24K ...
Page 42: ...Specifications Page 81 21K 27K 16022000035910 ...
Page 44: ...Specifications Page 78 36k ...
Page 45: ...Specifications Page 79 42k ...
Page 55: ...Specifications 14K 18K s n o i s n e m i D 3 1 ...
Page 56: ...Specifications 21K 27K ...
Page 57: ...Specifications 28K 36K 42K ...
Page 81: ...83 EC 50 Open or short circuit of outdoor unit temperature sensor T3 T4 T5 ...
Page 112: ......