2011 Troubleshooting Guide 10
Contents
1. Error Indication Wired g Operation Timer Remote Error Diagnosis Method Communication error At Start Up Evaporator and Condenser are not communicating 0 5 sec 01 Serial reverse transfer Check wiring from panel to condenser condenser to evaporator Wire nuts and splices are not recommended Check for 2 Times error at start up operation correct voltage at panel condenser and evaporator Refer to the Service Instruction manual Serial Signal troubleshooting for further details 0 5 sec Serial reverse transfer Communication error During operation Evaporator and Condenser did not communicate for 10 consecutive seconds 3 Ti 01 error during operation Check wiring from panel to condenser condenser to evaporator Check for correct voltage at panel condenser and Imes evaporator Refer to the Service Instruction manual Serial Signal troubleshooting for further details Serial forward transfer Communication error At the start up Evaporator and Condenser are not communicating OFF 0 5 sec 13 rrorat start ub operation Reset power If error code reappears check wiring from panel to condenser condenser to evaporator Check for correct 4 Times P op voltage at panel condenser and evaporator Refer to the Service Instruction manual Serial Signal troubleshooting for fur ther details Serial forward transfer Communication error During operation Evaporator and Condenser did not communicate for 10 consecutiv2. 18l 18RLXS 24RLXS 30RLX AUU 18 24 36 42RCLX ABU 18 24RULX 36RSLX AOU 24 36RML AOU 24 36RML1 AOU 9 12RL 9 12RLS AOU 24CL 24RLXQ 30CLX 30RLXQ 36CLX AOU 18 24RLXS 30RLX 30 32 0 416 14 33 62 8 29 25 93 175 70 134 93 49 20 36 58 20 91 16 05 12 44 Room T Room T Indoor Pipe Indoor Pipe Discharge Outdoor Pipe Outdoor Heat Sink 2 3 Way Discharge Outdoor Pipe Outdoor Thermistor Thermistor Thermistor Thermistor Compressor Thermistor Temperature Thermistor Valve Compressor Thermistor Temperature w board w board Thermistor Thermistor Thermistor Thermistor Thermistor Temp F C Ohms kQ Ohms kQ Ohms kQ Ohms kQ Ohms kQ Ohms kQ Ohms kQ Ohms kQ Ohms kQ Ohms kQ Ohms kQ Ohms kQ 115 24 84 21 46 58 35 21 26 88 88 42 64 89 181 60 133 30 506 60 379 40 36 07 74 08 286 90 50 1 0 20 18 7 12 15 84 104 59 81 79 9 73 7 67 20 72 16 12 12 54 5 86 62 91 28 14 64 50 10 00 5 24 51 27 8 04 4 64 41 07 6 51 ana 8 26 91 6 10 4 89 3 95 3 21 2 62 12 64 10 00 7 97 6 40 5 18 6 10 62 9 63 89 C o oe C o oea 22 01 18 10 17 05 3 59 2 16 1 79 4 21 3 45 2 62 25 6 27 09 22 20 1 79 203 95 212 100 105 110 115 120
3. Model Match Error Check if Fan motor connector loose defective contact Rotate fan motor by hand to ensure it is not locked Controller PCB defective The discharge temperature error is activated Heat radiation is blocked Check for closed 2 way valve or 3 way valves Check for leaks at line set condenser and evaporator Refrigeration cycle defective Check for restrictions at line set low charge Excessive high pressure protection on cooling mode has been activated Heat radiation is blocked Check for closed 3 way valves Check for running compressor with outdoor fan OFF Check if outdoor fan is defective Refrigeration cycle defective Check for high pressure over charged If the pressure switch is open for 10 sec when the power is turned on Error will reset when pressure becomes normal Check interruption of heat radiation Air intake Outlet Check outdoor fan operation does not rotate Check refrigerant cycle Check for high pressure over charged Output voltage error of Active filter is detected Check the wiring connection connector is loose open Choke coil Active Filter Module Controller PCB defective Output voltage error of Active filter is detected Check the wiring connection connector is loose open Choke coil Active Filter Module Controller PCB defective Excessive voltage of DC V on PFC circuit in inverter PCB is detected Controller PCB defective Apparent model infromation error from EPRO
4. 221 230 248 320 5 N le ES 2 160 180 w 22 1 49 1 25 2 85 2 36 1 45 2 97 2 98 14 10 14 98 1247 EEC 1044 1 49 7 42 1 05 0 89 0 76 1 97 1 65 1 39 1 25 6 10 56 588 z z 0 1 27 1 09 6 31 5 38 0 65 0 56 1 18 1 00 0 93 0 81 4 61 3 97 0 48 0 85 0 73 0 70 Indoor Ceiling Cassettes MODELS AUU18RCLX AUU24RCLX AUU36RCLX AUU42RCLX Error Code Error Contents 01 Indoor unit doesn t accept signal from outdoor unit 02 Room temperature sensor open 03 Room temperature sensor short circuited 04 Indoor heat exchanger temperature sensor open 05 Indoor heat exchanger temperature sensor short circuited 06 Outdoor heat exchanger temperature sensor 08 Power source connection error 09 Float switch operated OA Outdoor temperature sensor error Oc Discharge pipe temperature sensor 11 Model abnormal Indoor EPROM Abnormal 12 Indoor fan abnormal 13 Outdoor unit doesn t accept the signal from indoor unit 14 Excessive outdoor pressure permanent stop 15 Compressor temperature sensor 16 Pressure switch error 17 IPM error 18 CT error 19 Active filter module AFM error 1A Compressor does not operate Tb Outdoor unit fan error Tc Communication error inverter to multi controller 1d 2 way valve sensor
5. O 7 O e O Indoor Unit B gas pipe thermistor error CN309 Secondary O 0 e Indoor Unit C gas pipe thermistor error CN310 unit2 e O O Indoor Unit A EEV control error CN305 3 8 0 e O Indoor Unit B EEV control error CN306 O e e Indoor Unit C EEV control error CN307 9 Oo O O Remote controller communication error Halcyon HFI Outdoor Unit MODEL AOU48RLXFZ When error occurs Err and Number of error occurred are alternately displayed in 7 seg display The latest error code can be confirmed by pressing the ENTER button When error codes are displayed all the error codes can be confirmed by pressing the SELECT button Example When Discharge thermistor error and Compressor thermistor error are occurred SELECT Press the SELECT button ENTER Press the ENTER button ell SELECT Ela 4 Ee Je i CODE DESCRIPTION CODE DESCRIPTION E il 1 3 Serial comm niesti nener E 7 5 1 Suction gas thermistor error E 4 1 4 7 7 1 Heat sink thermistor error 1 5 6 Check run unfinished E 8 2 1 Sub cool heat EX gas inlet thermistor error E 2 1 2 Number of wires and pipes error 8 2 2 Sub cool heat EX gas outlet thermistor error E 2 2 1 Indoor unit capacity error E 8 3 1 Liquid pipe thermistor error E 2 4 2 Number of indoor units error E 8 4 1 Current sens
6. 2 flashes Off 1d emperature Error 7 3 way valve temperature thermistor error 3 flashes Off 3 flashes Of 1E Heat sink temperaturethermistor error 3 flashes 7 flashes Off Off OE Compressor temperature thermistor error 3 flashes 8 flashes Off Off 15 MANUAL AUTO button error 4 flashes 2 flashes Off Off 20 Indoor Unit Control Power supply 50HZ 60HZ detection error 4 flashes 4 flashes Off Off 08 System Error Electronic Air clean filter error 4 flashes 7 flashes Off Off 21 Electronic Air cleaner Power PCB Circuit error 4 flashes 8 flashes Off Off 22 IPM error Current trip error 5 flashes 2 flashes Off Off 17 CT error 5 flashes 3 flashes Off Off 18 7 Compressor position error 5 flashes 5 flashes Off Off 1A en slede Outdoor fan motor error 5 flashes 6 flashes Off Off 1b er Connected indoor unit error 5 flashes 7 flashes Off Off 1F Main CPU sub CPU communication error 5 flashes 8 flashes Off Off 1C Indoor Unit Indoor fan motor lock error 6 flashes 2 flashes Off Off 12 Fan Motor Error Indoor fan motor speed error 6 flashes 3 flashes Off Off 12 E Discharge pipe temperature error 7 flashes 2 flashes Off Off OF ee Cooling High pressure abormal rise 7 flashes 3 flashes Off Off 14 High pressure switch error 7 flashes 6 flashes Off Off 16 Active filter module AFM error Second Time 8 flashes 2 flashes Off Off 19 Added Function Error Active filter module AFM error First Time 8 flashes 3 flashes PFC Circuit Error 8 flashes 4 flashes Indoor Uni
7. OFF OFF IPM error 12 flashes OFF OFF OFF Compressor rotor location can not detect permanent stop 13 flashes OFF OFF OFF Compressor start up error permanent stop 14 flashes OFF OFF OFF Outdoor unit fan motor error 15 flashes OFF OFF OFF Main CPU sub CPU Communication error 17 flashes OFF OFF OFF Wall Mounted MODELS ASUSRLQ AOUSRLQ ASU12RLQ AOU12RLQ ASU15RLQ AOU15RLQ ASU18RLQ AOU18RLQ ASU24CL AOU24CL ASU2Z4RLXQ AOU24RLXQ ASU30CLX AOU30CLX ASU18RLXS AOU18RLXS ASU24RLXS AOU24RLXS ASU30RLX AOU3ORLX ASUZORLXQ AOU3O0RLXQ ASU36CLX AOU36CLX Error Indication Operation Wired Remote Diagnosis Method Evaporator fan motor error The indoor fan speed is 0 RPM after 56 seconds from starting operation Check if Fan motor connector loose defective contact Rotate fan motor by hand to ensure it is not locked Controller PCB defective No Display Indoor fan lock error Evaporator fan motor error The indoor fan speed is 1 3 of the target frequency after 56 seconds from starting operation No Display 0 5 sec 2 Times 0 5 sec 3 Times 0 5 sec 5 Times 0 5 sec 2 Times 0 5 sec 8 Times 0 5 sec 4 Times ALL LED s Blink Operation Timer Air Clean 0 1 sec ON OFF 11 Indoor fan speed error Discharge temperature error Excessive high pressure protection on cooling Pressure Switch Error Active Filter Error Permanent Stop Active Filter Error PFC circuit error
8. air clean operation signal was detected for 1 minute at the time of air clean mode was OFF gt sec 21 Electric air clean ee 5 8 Times power supply Electric air cleaner defective circuit abnormal Controller PCB defective 0 5 sec Abnormal current value at the IPM is detected Heat radiation is blocked inlet outlet 2 Ti 17 IPM protection Check if outdoor fan is defective does not rotate Imes IPM Controller PCB defective Check Refrigeration cycle for under over charge conditions Current Transfer error The current value during the operation after 1 minute from starting up the compressor drops to 0 5 sec 18 CT error zero 0 Amps 3 Times Check if CT wire is open See Service Manual for schematic on each model Controller lefective Controller PCB defecti 0 5 sec Compressor Detection The compressor speed does not synchronize with the control signal Including start up failure of 5 Ti 0 5 sec 1A Compressor the compressor Imes 5 Times location error Check if 2 way valve or 3 way valve are open Check the compressor Winding resistance value loose lead wire Check Refrigeration cycle condition Condenser fan motor error Abnormal current or fan motor lock error was detected 0 5 sec 1B Outdoor fan error Check Fan motor connector loose defective contact Rotate fan motor by hand to ensure it is not locked Check 6 Times DC Motor DC 150 380V on fan motor between Red amp Black wire Check DC 15V between Black amp White wire Vo
9. 8 e 2 0 82 Sub cool Heat Ex Gas thermistor Sub cool Heat Ex gas inlet thermistor error error Outdoor Sub cool Heat Ex gas outlet thermistor error e 8 e 3 Q 83 Liquid pipe thermistor error Outdoor Liquid pipe thermistor 1 error e 8 e 4 84 Current sensor error Outdoor Current sensor 1 error stoppage permanently e 8 e 6 gt 86 Pressure sensor error Outdoor Discharge pressure sensor error Suction pressure sensor error High pressure switch 1 error e 9 e 4 0 94 Trip detection Outdoor Trip detection e 9 e 5 95 al motor control error Rotor position detection error stoppage permanently Outdoor unit fan motor 1 error e 9 e 7 97 Outdoor Duty error e 9 e 9 99 4 way valve error Outdoor 4 way valve error Discharge temperature 1 error z e 10 e 1 A1 Refrigerant System Discharge temperature 1 error Compressor temperature error e 10 e 3 0 A3 Refrigerant System Compressor temperature error e 10 e 5 A5 Pressure error 2 Refrigerant System Low pressure error EEPROM access error Equipment type information error Serial communication error to outdoor unit Branch units serial communication error e 13 e 5 gt J2 Unit flow divider error Branch Box Serial communication error to indoor unit Liquid pipe thermistor error Gas pipe thermistor error Expansion valve full closure operation error Remote control communication error Branch unit error Di
10. M miss match 3 continuous failure of lead test of EPROM at Power ON Voltage drop or noise etc Controller PCB defective Halcyon HFI Indoor Units MODELS ASU7RLF ASU9RLF ASU12RLF ASU18RLF ASU24RLF AUUSRLF AUU12RLF AUU18RLF ARUORLF ARU12RLF ARU18RLF ARU24RLF Error Indication Wired x Economy Remote Error Diagnosis Method Operation Timer Controller When the indoor unit cannot receive the signal from the branch e 1 e 1 0 11 Serial communication error unit When the branch unit cannot receive the signal from the indoor unit e 1 e 2 0 12 Remote controller communication Wired remote controller communication error e 1 e 5 15 Scan error communication error Check operation incompletion error normally operation disabled e 2 e 1 0 21 Initial setting error Function setting Wiring mistake Indoor unit capacity error 5 02 e 2 22 Function setting Indoor unit capacity error e 2 3 0 23 Connection disabled series error C ribinationeiror Function setting e 2 e 4 0 24 Connection unit number error Connection unit number error indoor unit Function setting Connection unit number error branch unit e 3 e 2 32 Indoor unit main PCB error Indoor unit PCB Model information error e 3 e 5 0 35 Manual auto switch error Indoor Unit Manual auto switch er
11. cted Permanent Stop Continuous blink 14 flashes OFF Outdoor unit fan motor error Wall Mounted MODELS ASU9RLQ AOU9RLQ ASU12RLQ AOU12RLQ ASU15RLQ AOU15RLQ ASU18RLQ AOU18RLQ ASU24CL AOU24CL ASU2Z4RLXQ AOU24RLXQ ASU30CLX AOU30CLX ASU18RLXS AOU18RLXS ASU24RLXS AOU24RLXS ASU30RLX AOU30RLX ASUZORLXQ AOU30RLXQ ASU36CLX AOU36CLX Error Indication A Wired 3 Remot Error Diagnosis Method Operation Timer emote 0 5 sec N i Forced a to witch Forced auto switch open pushed in for 30 consecutive seconds or more o Disp ay SOF Check if forced auto switch is kept pressed 2 Times Controller PCB defective After 2 minutes 20 seconds of stopped operation the signal from the outdoor unit is received even though the main relay 0 5 sec No Displa Main Relay error ROT 3 Times p ay y Check if Main relay is defective Controller lefective Controller PCB defecti 0 5 sec 0 5 sec Power supply The power supply frequency can not be recognized after 4 seconds of Power ON 4 Ti 4 Ti No Display frequency Permanent STOP Imes Imes detection error Controller PCB defective 0 5 sec i VDD permanent Electric Air Cleaner error When the air cleanness monitor trial protection operates 4 times 7 Ti No Disp ay STOP protection Check the front panel and ensure it is closed mes electric air cleaner Check IAQ micro switch for open close operation Reverse VDD 0 5 oie IAQ error code The
12. e seconds 0 5 sec 13 srt rdund operation Reset power If error code reappears check wiring from panel to condenser condenser to evaporator Check for correct 5 Times g op voltage at panel condenser and evaporator Refer to the Service Instruction manual Serial Signal troubleshooting for fur ther details 0 5 sec Wire Remote Controller Communication error Evaporator and wire remote controller are not communicating 8 Ti 00 error Check wiring between evaporator and wire remote controller Imes Check for DC 12V at evaporator connector If voltage present replace wire remote control 0 5 sec Room temperature thermistor detected an abnormal temperature f 02 Room temperature Check thermistor for open or short Check thermistor resistance value Refer to Thermister characteristics table 2 Times thermistor error Controller PCB defecti 0 5 sec Controller lefective 2 Times 0 5 sec Indoor heat exchanger Evaporator pipe thermistor detected an abnormal temperature 04 thermistor error Check thermistor for open or short Check thermistor resistance value Refer to Thermister characteristics table 3 Times Controller PCB defective 0 5 sec Condenser discharge thermistor detected an abnormal temperature he OC Discharge thermistor error Check thermistor for open or short Check thermistor resistance value Refer to Thermister characteristics table 2 Times Controller PCB defective 0 5 sec Outdoor heat exchanger Condenser p
13. error 1E Expansion valve error 1F Connection indoor unit error Outdoor Cassette amp Ceiling Suspended MODELS AOU18RLX AOU24RLX AOU36RLX AOU42RLX LED Error Contents flas h Communication error Indoor unit to Outdoor unit jas h_ Discharge pipe temperature sensor jas h Outdoor heat exchanger temperature sensor jas h Outdoor temperature sensor jas h Compressor temperature sensor fi flas h Heat sink temperature sensor O OO NI Hon gt jas h Pressure switch abnormal 12 flash IPM error 13 flash Compressor rotor position cannot detect 14 flash Compressor cannot operate Start up error 15 flash Outdor fan abnormal upper fan 16 flash Outdoor fan abnormal lower fan Lighting No error 0 63 Vlalcyon A HIGH SEER R410A MINI SPLITS TROUBLESHOOTING GUIDE 2010 2011 co FUJITSU FUJITSU GENERAL AMERICA INC 353 Route 46 West Fairfield NJ 07004 866 952 8324 973 575 0381 Service Center Phone 973 836 0449 Service Center Fax Email ServiceHVAC fujitsugeneral com Revision 10 10 Part 6 26 FG2020 Wall Mounted MODELS ASUSRLQ AOUSRLQ ASU12RLQ AOU12RLQ ASU15RLQ AOU15RLQ ASU18RLQ AOU18RLQ ASU24CL AOU24CL ASU24RLXQ AOU24RLXQ ASU30CLX AOU30CLX ASU18RLXS AOU18RLXS ASU24RLXS AOU24RLXS ASU30RLX AOU3O0RLX ASUZ0RLXQ AOU30RLXQ ASU36CLX AOU36CLX
14. ipe thermistor detected an abnormal temperature 0 5 sec 3 Times 06 thermistor error Check thermistor for open or short Check thermistor resistance value Refer to Thermister characteristics table x Controller PCB defective 3 Times Condenser ambient thermistor detected an abnormal temperature 0 5 SEC OA Outdoor i emparature Check thermistor for open or short Check thermistor resistance value Refer to Thermister characteristics table 4 Times thermistor error Controller PCB defective 0 5 sec Compressor Temperature Condenser ambient thermistor detected an abnormal temperature 8 Times 15 Thermistor Error Check thermistor for open or short Check thermistor resistance value Refer to Thermister characteristics table Controller PCB defective Universal Mount Ceiling Suspended MODELS ABU18RULX ABU24RULX ABU36RSLX Operation Timer Swing Error Contents Continuous blink Continuous blink OFF Indoor EEPROM abnormal Continous blink Continuous blink Continuous blink Outdoor EEPROM abnormal 2 flashes Continuous blink OFF Indoor room temperature sensor open 2 flashes Continuous blink Continuous blink Indoor room temperature sensor short circuited 3 flashes Continuous blink OFF Indoor heat exchanger temperature sensor open 3 flashes Continuous blink Continuous blink Indoor heat exchanger temperature sensor
15. ltage not present Controller PCB defective Model Match Error Apparent model information error from EPROM miss match 3 continuous failure of lead test of EPROM at Power ON 0 5 sec i i 1F Connected indoor unit Voltage drop or noise etc 7 Times error Controller PCB defective Multi Zone MODELS ASU9RMLQ ASU12RMLQ ASU18RMLQ ARUSRML ARU12RML ARU18RML AUU9RML AUU12RML AUU18RML AOU24RML AOU36RML AOU24RML1 AOU3GRML1 INDOOR ERROR DISPLAY ERROR CONTENTS OPERATION TIMER AIRCLEAN com pry Wire Remote Code No Serial Reverse Transfer Error at Start Up Off 2 flashes Off Off 01 Communication Serial Reverse Transfer Error During Operation Off 3 flashes Off Off 00 Error Forward Transfer Signal Error at Start Up Off 4 flashes Off Off 13 Indoor Unit Remote Control Wired Remote Control Off 8 flashes Off Off 00 Indoor Unit Room temperature thermistor error 2 flashes 2 flashes Off Off 02 or 03 Temperature Error Heat exchanger temperature thermistor error 2 flashes 3 flashes Off Off 04 or 05 Discharge pipe temperature thermistor error 3 flashes 2 flashes Off Off OC or Od Outdoor heat exchanger temp thermistor error 3 flashes 3 flashes Off Off 06 or 07 g Outdoor temperature thermistor error 3 flashes 4 flashes Off Off OA or Ob T Outdoor Unit 2 way valve temperature thermistor error 3 flashes Off
16. or error B 2 4 3 Number of Branch boxes error 3 8 6 1 Discharge pressure sensor error E 5 U 1 Indoor unit error 8 6 3 Suction pressure sensor error E 6 2 1 Outdoor unit model information error E 8 6 4 High pressure switch error E 6 3 1 Inverter error E 9 4 1 Over current error B 6 4 1 A F voltage error E 9 5 1 Compressor control error 6 5 3 I P M error 3 9 7 3 Outdoor unit fan motor error E 6 A 1 Display P C B communication error E 9 9 1 4 way valve error E 7 1 1 Discharge thermistor error E A 1 1 Discharge temp error E 7 2 1 Compressor thermistor error 5 A 3 1 Compressor temp error 7 3 3 Heat EX liquid outlet thermistor error A 5 1 Low pressure error E 7 4 1 Outdoor thermistor error J 2 U Branch boxes error
17. ror e 4 e 1 41 Room error Inlet room temperature thermistor error e 4 e 2 42 Indoor unit Heat Ex sensor error Indoor unit Heat Ex Middle thermistor error 8 Main fan motor lock error 65 sc 9 s1 Indoor unit tan motor eror Main fan motor revolution speed error e 5 e 3 53 Water Drain error Indoor Drain pump error e 5 e 15 0 5U Indoor unit error Indoor unit error i k Outdoor unit PCB Model information error 6 2 9 62 Qutdoer unit main PCB error Outdoor unit PCB microcomputer communication error e 6 e 3 63 Inverter PCB error Outdoor Inverter error Active fi Iter error PEC circuit error Voltage error stoppage permanently Voltage error can restore e 6 e 4 64 Outdoor Over current protected operation stoppage permanently PFC hardware error e 6 e 5 65 IPM error Outdoor Trip terminal L error e 6 e 10 0 6A Display panel error Outdoor Microcomputers communication error e 7 e 1 71 Discharge thermistor error Outdoor Discharge thermistor 1 error Compressor thermistor error e 7 e 2 72 Outdoor Compressor thermistor 1 error e 7 e 3 73 Outdoor unit Heat Ex Sensor error Outdoor unit Heat Ex liquid thermistor error e 7 e 4 0 74 Outdoor thermistor error Outdoor Outdoor thermistor error Suction Gas thermistor error f e 7 e 5 75 Outdoor Suction Gas thermistor error e 7 e 7 77 Heat sink thermistor error Outdoor Heat sink thermistor error e
18. short circuited 4 flashes Continuous blink OFF Float switch operated 5 flashes Continuous blink OFF Communication error serial reverse transfer error 5 flashes Continuous blink Continuous blink Outdoor communication error forward reverse transfer error 6 flashes Continuous blink OFF Indoor fan abnormal Continuous blink 2 flashes OFF Outdoor power source connection abnormal Continuous blink 3 flashes OFF Outdoor heat exchanger temperature sensor open Continuous blink 3 flashes Continuous blink Outdoor heat exchanger temperature sensor short circuited Continuous blink 4 flashes OFF Outdoor temperature sensor open Continuous blink 4 flashes Continuous blink Outdoor temperature sensor short circuited Continuous blink 5 flashes OFF Outdoor discharge pipe temperature sensor or compressor temperature sensor open Continuous blink 5 flashes Continuous blink Outdoor discharge pipe temperature sensor or compressor temperature sensor short circuited Continuous blink 6 flashes OFF Outdoor high pressure abnormal Continuous blink 7 flashes OFF Outdoor discharge pipe temperature or compressor temperature sensor abnormal Continuous blink 8 flashes OFF Compressor temperature thermistor error Continuous blink 9 flashes OFF Pressure switch error Continuous blink 10 flashes OFF IPM error Continuous blink 11 flashes OFF CT error Continuous blink 12 flashes OFF Active Filter Module Error AFM Continuous blink 13 flashes OFF Compressor rotor location can not be dete
19. splay mode e 0 5s ON 0 5s OFF Number of flashing 0 1s ON 0 1s OFF Halcyon HFI Branch Boxes MODEL UTP PUO3A UTP PU03B When an error occurs an error description displays in the LED No 401 405 e Lit O n Flashing number of flashing 0 Unlit Normal status Green Red Comment LED401 LED402 LED403 LED404 LED405 e O O Oo Oo This box is functioning properly Error status Green Red Error Description LED401 LED402 LED403 LED404 LED405 e e e e e Connected combination error e e e e O P ower frequency error e le O 1 o o O EEPROM access error 2 le O O Model information error Branch Box Serial communication error between outdoor unit and branch box identifying og 9 s 9 Serial communication error between branch boxes display om fo o Serial communication error between branch boxes Primary e O O Serial communication error between Indoor Unit A and branch box O 5 O e O Serial communication error between Indoor Unit B and branch box unit H O 1 O e Serial communication error between Indoor Unit C and branch box e O O Indoor Unit A liquid pipe thermistor error CN309 Secondary 6 le e O Indoor Unit B liquid pipe thermistor error CN309 unit1 le o e Indoor Unit C liquid pipe thermistor error CN310 2 e O 0 Indoor Unit A gas pipe thermistor error CN309
20. t Connect Error Indoor unit error indoor EEPROM abnormal Blinking Blinking Blinking Blinking 11 For concealed ceiling models refer to the wired remote controller Multi Zone MODELS AOU24RML AOU36RML AOU24RML1 AOU36RML1 LED Error Contents A B T D 1 flash OFF OFF OFF Outdoor communication signal error forward transfer aad ao aen OEE OFF OFF 1 flash OFF OFF OFF OFF 1 flash Outdoor discharge pipe temperature thermistor error 2 flashes OFF OFF OFF Outdoor heat exchanger temperature thermistor error 3 flashes OFF OFF OFF Outdoor temperature thermistor error 4 flashes OFF OFF OFF 2 way valve temperature thermistor A error 5 flashes OFF OFF OFF 2 way valve temperature thermistor B error OFF 5 flashes OFF OFF 2 way valve temperature thermistor C error OFF OFF 5 flashes OFF 2 way valve temperature thermistor D error OFF OFF OFF 5 flashes 3 way valve temperature thermistor A error 6 flashes OFF OFF OFF 3 way valve temperature thermistor B error OFF 6 flashes OFF OFF 3 way valve temperature thermistor C error OFF OFF 6 flashes OFF 3 way valve temperature thermistor D error OFF OFF OFF 6 flashes Compressor temperature thermistor error 7 flashes OFF OFF OFF Heat sink temperature thermistor error 8 flashes OFF OFF OFF Pressure switch 1 error 9 flashes OFF OFF OFF Pressure switch 2 error 10 flashes OFF OFF OFF Connected indoor unit error 11 flashes OFF
Download Pdf Manuals
Related Search