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Error display
LED1
LED2
LED3
(orange)
(green)
(green)
●
●
(4)
(4)
●
●
(5)
(4)
●
●
(1)
(5)
●
●
(3)
(5)
●
●
(4)
(5)
●
●
(5)
(5)
●
●
(7)
(5)
●
●
(8)
(5)
●
●
(9)
(5)
●
●
(10)
(5)
●
●
(15)
(5)
●
●
(1)
(6)
●
●
(2)
(6)
●
●
(3)
(6)
●
●
(4)
(6)
●
●
(5)
(6)
●
●
(8)
(6)
●
●
(10)
(6)
●
●
(1)
(7)
●
●
(2)
(7)
●
●
(3)
(7)
●
●
(4)
(7)
●
●
(5)
(7)
●
●
(6)
(7)
●
●
(7)
(7)
●
●
(2)
(8)
●
●
(3)
(8)
●
●
(4)
(8)
●
●
(6)
(8)
●
●
(4)
(9)
●
●
(5)
(9)
●
●
(7)
(9)
En-14
Error code*
Description
44
Human sensor error
Refrigerant leakage sensor error
Sensor error, and harness
45
disconnection/connection failure
may have occurred.
51
Indoor unit fan motor error
53
Drain pump error
Electric air cleaner reverse VDD
54
error
55
Filter set error
57
Damper error
58
Intake grille error
Indoor unit fan motor 2 error
59
(Left side fan)
Indoor unit fan motor 3 error
5A
(Right side fan)
5U
Indoor unit error
Outdoor unit reverse/missing
61
phase and wiring error
Outdoor unit main PCB
62
model information error or
communication error
63
Inverter error
64
Active filter error, PFC circuit error
• Trip terminal L error
65
• IPM temp error
Outdoor unit rush current limiting
68
resister temp. rise error
Display PCB microcomputers
6A
communication error
71
Discharge temp. sensor error
72
Compressor temp. sensor error
Outdoor unit Heat Ex. liquid temp.
73
sensor error
74
Outdoor temp. sensor error
75
Suction Gas temp. sensor error
• 2-way valve temp. sensor error
76
• 3-way valve temp. sensor error
77
Heat sink temp. sensor error
• Sub-cool Heat Ex. gas inlet
temp. sensor error
82
• Sub-cool Heat Ex. gas outlet
temp. sensor error
83
Liquid pipe temp. sensor error
84
Current sensor error
• Discharge pressure sensor error
86
• Suction pressure sensor error
• High pressure switch error
94
Trip detection
Compressor rotor position
95
detection error (permanent stop)
97
Outdoor unit fan motor 1 error
Error display
LED1
LED2
LED3
(orange)
(green)
(green)
●
●
(8)
(9)
●
●
(9)
(9)
●
●
(10)
(9)
●
●
(1)
(10)
●
●
(3)
(10)
●
●
(4)
(10)
●
●
(5)
(10)
●
●
(8)
(10)
●
●
(11)
(10)
●
●
(2)
(13)
Display mode
: 0.5s ON / 0.5s OFF
: 0.1s ON / 0.1s OFF
( ) : Number of flashing
■ Error code on the wired remote controller (option)
Check the error
1.
If an error occurs, an error icon appears on the "Monitor mode screen".
Touch the [Status] on the "Monitor mode screen". The "Status" screen is dis-
played.
2.
Touch the [Error Information] on the "Status" screen. The "Error Information"
screen is displayed. (If there are no errors, the [Error Information] will not be
displayed.)
3.
2-digit numbers correspond to the error code in the table.
Touch the [Next page] (or [Previous page]) to switch to other connected indoor
units.
1.
2.
Fri 10:00AM
Status
Mode
Set Temp.
Fan
Air Flow Direction
VT
Individual
Economy
Off
Unoccupied
Status
Menu
Monitor
] 1 ] 1
10. REFRIGERANT LEAK DETECTION FUNCTION
■ System operation after refrigerant leak detection:
• Indoor unit starts diffusion operation by high fan speed.
• Due to safety reasons, a remote controller cannot stop this operation.
• Indoor unit indicates Error code A8 (TIMER lamp [8], OPERATION lamp [10]).
[ ]: Number of flashing
• Indoor unit makes a warning beep.
(The beep stops by pressing [START/STOP] of the remote controller or [MANUAL
AUTO] on the indoor unit.)
• System stops the cooling/heating operation. Forced cooling operation is not available.
Error code*
Description
98
Outdoor unit fan motor 2 error
99
4-way valve error
9A
Coil (expansion valve) error
A1
Discharge temp. error
A3
Compressor temp. error
A4
High pressure error
A5
Low pressure error
A8
Refrigerant leakage suspicion
AC
Heat sink temp error
Branch boxes error
J2
[Multi-split type]
3.
Page 1/ 4
Error Information
Address
HZ
02-01
1
3
Error Code
14,15, 41, 44
Anti Freeze
Off
Next
Error
Back
Page
Information
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