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1-12
INDICATOR LIGHTS
Event
Power LED
Timer LED
Error Code
1.
Room Sensor Open or Short
Blink 1 time
-
Blink E1
2.
Pipe Water sensor Open or Short
Blink 2 times
-
Blink E2
3.
Pipe Water Temperature poor
Blink 3 times
-
Blink E4
4.
Pipe Water Temperature bad/fault
-
Blink 1 time
Blink E5
5.
Water Pump Fault
-
Blink 2 times
Blink E6
6.
Hardware Error (tact switch pin Short/M3 or M4
Mode with valveless section)
-
Blink 6 times
Blink E8
7.
Window Open activated*
Blink 6 times
-
-
8.
Antifreeze mode activated*
Blink 7 times
-
-
9.
Load Shedding activated*
Blink 8 times
-
-
* Only applicable for 4-pipes system
A) MODEL SELECTION
FAN COIL UNIT CONTROLLER BOARD SETTING
(APPLICABLE FOR 4 PIPES UNITS ONLY)
HTR
L
Model M3
Model M4
FAULT DIAGNOSIS
Wireless Controller
When there is infrared remote control operating signal, the signal receiver on indoor unit will make a <beep> for signal
acceptance confirmation.
Wired Controller
If there is any abnormal condition detected, wired controller will blink the error code.
N2
LIVE
N1
HI
MED
LOW
CN_TW
CN_PGRM
CN_WIR
ROOM
CN_STP
C_SEN
H_SEN
HEAT
VALVE
CN_DSP
SHED
M4
M3
M2
M1
TFULL
A_FRZ
W_OPEN
UNOCP
CO_DRAFT
SILENT
CVLV
HVLV
WTP
AS
CN_DRY
1 IM-CKEW(DC)-1013(5)DAIKIN-EN.indd 12
1 IM-CKEW(DC)-1013(5)DAIKIN-EN.indd 12
2/13/2018 2:47:14 PM
2/13/2018 2:47:14 PM