Indoor Installation Manual

14
7. Test run
[Output pattern A] Errors detected by indoor unit
Wireless remote controller
Wired remote
controller
Symptom Remark
 Beepersounds/OPERATION
INDICATOR lamp blinks (Num-
ber of times)
Check code
1 P1 Intake sensor error
2
P2 Pipe (TH2) sensor error
P9 Pipe (TH5) sensor error
3 E6, E7 Indoor/outdoorunitcommunicationerror
4 P4 Drainsensorerror/Floatswitchconnectoropen
5
P5 Drain pump error
PA Forced compressor error
6 P6 Freezing/Overheatingprotectionoperation
7 EE Communication error between indoor and outdoor units
8 P8 Pipe temperature error
9 E4 Remote controller signal receiving error
10 — —
11 PB (Pb) Indoor unit fan motor error
12 FB (Fb) Indoor unit control system error (memory error, etc.)
14 PL Refrigerant circuit abnormal
No sound E0, E3 Remote controller transmission error
No sound E1, E2 Remote controller control board error
No sound – – – – No corresponding
[Output pattern B] Errors detected by unit other than indoor unit (outdoor unit, etc.)
Wireless remote controller
Wired remote
controller
Symptom Remark
Beepersounds/OPERATION
INDICATOR lamp blinks (Num-
ber of times)
Check code
1 E9 Indoor/outdoorunitcommunicationerror(Transmittingerror)(Outdoorunit)
For details, check the LED
display of the outdoor controller
board.
2 UP Compressor overcurrent interruption
3 U3,U4 Open/shortofoutdoorunitthermistors
4 UF Compressor overcurrent interruption (When compressor locked)
5 U2 Abnormalhighdischargingtemperature/49Cworked/insufcientrefrigerant
6 U1,Ud Abnormalhighpressure(63Hworked)/Overheatingprotectionoperation
7 U5 Abnormal temperature of heat sink
8 U8 Outdoor unit fan protection stop
9 U6 Compressorovercurrentinterruption/Abnormalofpowermodule
10 U7 Abnormality of super heat due to low discharge temperature
11 U9,UH
Abnormality such as overvoltage or voltage shortage and abnormal synchro-
noussignaltomaincircuit/Currentsensorerror
12 — —
13 — —
14 Others Other errors (Refer to the technical manual for the outdoor unit.)
*1Ifthebeeperdoesnotsoundagainaftertheinitial2beepstoconrmtheself-checkstartsignalwasreceivedandtheOPERATIONINDICATORlampdoesnotcomeon,
there are no error records.
*2Ifthebeepersounds3timescontinuously“beep,beep,beep(0.4+0.4+0.4sec.)”aftertheinitial2beepstoconrmtheself-checkstartsignalwasreceived,thespecied
refrigerant address is incorrect.
• Onwirelessremotecontroller
The continuous buzzer sounds from receiving section of indoor unit.
Blink of operation lamp
• Onwiredremotecontroller
Check code displayed in the LCD.
BH79D659K02.indb 14 2017/05/22 17:25:30