Daikin Super Multi Plus D-Series, Руководство по обслуживанию

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Service Check Function SiEBE18-526
252 Troubleshooting
2.5 Sky Air Indoor Unit Error Codes and LED Indication
Symbols
5 : Blinks 4 : On 3 : Off — : No connection with troubleshooting
 : High probability of malfunction
{
: Possibility of malfunction
: Low probability of malfunction
— : No possibility of malfunction (do not replace)
System
Indoor Unit
Remote
Controller
Display
Location of Malfunction Contents of Malfunction Details of
Malfunction
(Reference
Page)
Other
than PC
Board
PC Board
Outdoor
Unit
Indoor
Unit
Remote
Controller
U5

—
{ {
Transmission error (between
indoor and remote controller) 282
U8
 — { { Transmission error between
“main” remote controller and
“sub” remote controller 283
UA

—
{
— Excessive indoor units
connected to this system. 284
Indoor
Unit
LED
Display
(H1P)
Remote
Controller
Display
Location of Malfunction Contents of Malfunction Details of
Malfunction
(Reference
Page)
Other
than PC
Board
PC Board
Outdoor
Unit
Indoor
Unit
Remote
Controller
5
— — — — Normal
→
to outdoor unit —
5
A1
— —
{
— Failure of indoor unit PC
board (For self-diagnosis by
LED, refer to p.242.) 268
4
3
5
A3
 — — — Malfunction of drain water
level system 269
5
AF
 — — — Float switch operation
during compressor stop 271
5
A6
(FHQ only)
 — — Indoor unit fan motor
overload / overcurrent / lock 272,273
5
A7

— — Swing flap motor
Malfunction / Lock 275
5
AJ
 — { — Failure of capacity setting 277
5
C4

— — Malfunction of heat
exchanger temperature
sensor system (R2T) 278
5
C5
 — — Malfunction of heat
exchanger temperature
sensor system (R3T) 279
5
C9

— — Malfunction of suction air
temperature sensor system 280
5
CJ
— — — Malfunction of remote
control air temperature
sensor system 281