Manuale d’uso / di manutenzione del prodotto R410A del fabbricante Hunter Fan
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S S E E R R V V I I C C E E M M A A N N U U A A L L F F D D A A S S e e r r i i e e s s S S p p l l i i t t S S y y s s t t e e m m s s F F D D A A S S e e r r i i e e s s M M u u l l t t i i S S y y .
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MITSUBISHI HEAVY INDUSTRIES - PAC SERVICE MANUAL INDEX MAINTENANCE DATA 2 ERROR CODES 4 PCB INDOOR UNITS 8 ERROR DISPLAY & REMEDY CHART 12 PCB OUTDOOR UNITS 22 ERROR DISPLAY – OUTDOOR UNIT 25 OP.
- 2 - 1. MAINTENANCE D A T A 1. 1 Servicing (1) Evacuation The ev acuation is a procedure to purge impurities, such as noncondensable gas, air , moisture from the refrigerant equipment by using a vacuum pump.
- 3 - (2) Refrigerant charging (a) After the ev acuation shown in the abo ve, change the connection of the charge hose A to the refrigerant cylinder . (b) Purge air from the char ge hose A .
- 4 - (1) Selfdiagnosis function (a) Check Indicator T able Whether a failure exists or not on the indoor unit and outdoor unit can be know by the contents of remote controller eroor code , indoor/outdoor unit green LED (power pilot lamp and microcomputer normality pilot lamp) or red LED (check pilot lamp).
- 5 - Outdoor unit LED Indoor unit LED Green Keeps flashing Keeps flashing Keeps flashing Keeps flashing Keeps flashing Keeps flashing Keeps flashing Keeps flashing Keeps flashing Keeps flashing Keeps.
- 6 - Section Display section Error code of remote controller Inspection LED (red) of indoor unit PCB Inspection LED (red) of outdoor unit PCB • Displays the error of higher priority (When plural errors are persisting) • Displays the present errors.
- 7 - 4) Recording and reset of error Notes (1) Priority is in the order of E1 > ... > E10 > ... > E60. (2) Procedures of trouble diagnosis When any error occurs, inspect in following sequence. Detailed explanation on each step is given later in this text.
- 8 - CNM3 52X6 52X1 52X2 52X3 52X4 52X8-2 PC3 IC2 C2 X1 CNE F2 F1 Z2D Z3D Z4D Z5D R16 ZD1 CNJ D2 IC7 TVS1 CNM2 CNW8 CNT IC9 J8 1234 J10 J11 J12 CNR IC12 CNG LED2 LED1 CNW9 C13 PC5 C12 C1 L1 C58 IC3 C.
- 9 - CNW1 CNJ2 CNM3 CNR CNV LED1 LED2 CNB CNW2 KN1 52X5 52X3 52X2 52X2 52X6 52X4 52X8-2 52X8-1 52X7 L3 F1 ZNR CNW0 CNM1 L2 L1 C57 CNQ CNT CNH CNN1 SW2 SW5 CNE SW8 SW7 SW9 SW10 IC8 IC7 PCB power suppl.
- 1 0 - Heat exchanger thermistor (Thl-R2) Remote controller PCB power supply connector (Primary side) PCB power supply connector (Secondary side) Fan motor Connector (CNT) Louver motor J31 CNZ SW10 S.
- 1 1 - CNT CNV CNO CNH CNF CNB CNQ CNN1 CNN2 SW2 SW10 SW5 SW7 SW9 SW8 CNZ CNI CNO CNA F3 F2 CNK2 CNK1 CNW2 CNG CNE CNW0 CNW1 CNM3 52X3 52X5 52X4 52X2 52X1 52X6 L3 L2 L1 L4 CNJ2 CNR F1 LED1 LED2 PCB p.
- 1 2 - 1 Error display : No display LCD display : No display [Power supply line error] Indoor unit Red LED Green LED Stays OFF Stays OFF Red LED Green LED Stays OFF Stays OFF Outdoor unit YES YES YES YES YES NO (1)(2) (1)(2) NO YES NO YES NO NO NO NO NO YES Fuse OK? Several 10K Ω or higher.
- 13 - Indoor unit Green LED Red LED 3 time flash Keeps flashing Outdoor unit Green LED Red LED Stays OFF Keeps flashing OK Remote controller wiring connect check (Red · White · Black) Remote controller wire is removed NO Correction NO Approximately 10 ~ 11 V between X and Z.
- 14 - 2 Error displa y “ W AIT ” Indoor – outdoor communications trouble (Initial (when the power is turned on) Indoor unit Red LED Green LED Stays OFF Keeps flashing 2 time flash Keeps flashing Red LED Green LED Outdoor unit If trouble occurs during communications, the error code E5 is displayed (Outdoor , Red LED flashes 2 times).
- 1 5 - 3 Error display : e1 [Communication error between remote controller~Indoor unit] Indoor unit Red LED Green LED Stays OFF Keeps flashing Stays OFF Keeps flashing Red LED Green LED Outdoor unit Voltage between X and Z approximately 10~11 V? YES NO Replacement remote controller Voltage fluctuates between 5~11 V between Y and Z.
- 1 6 - 4 Error display : e6 [Defective indoor unit heat exchanger thermistor] 5 Error display : e7 [Detective return air thermistor] Indoor unit Red LED Green LED 1 time flash Keeps flashing Red LED .
- 1 7 - 7 Error display : e9 [Drain trouble] Indoor unit Red LED Green LED 1 time flash Keeps flashing Red LED Green LED Stays OFF Keeps flashing Outdoor unit Correction Replacement indoor unit contro.
- 1 8 - 8 Error display : e10 [Control of 1 remote controller VS multiple units Excessive number of units (more than 17 units) ] Indoor unit Red LED Green LED Stays OFF Keeps flashing Red LED Green LE.
- 1 9 - NO NO Abnormal data check with remote controller After check reset, fan runs on Me. Check the circumstances. Was it reproduced? Fan ON? NO NO NO NO NO NO YES YES YES YES YES YES YES YES When t.
- 20 - 10 Error display : e28 [Directive remote controller thermistor .] Indoor unit Red LED Green LED Stays OFF Keeps flashing Red LED Green LED Stays OFF Keeps flashing Outdoor unit Detectivie remot.
- 21 - (4) Error diagnosis procedures at the outdoor units side At the error diagnosis related to the outdoor unit, check at first the error code of remote controller and the illumination patterns of norma1 and inspection display lamps in the same manner as the case of indoor unit.
- 22 - W CNI F2 T8 CN CNQ CNE CNI3 CNW CNI2 CNV1 CNM F3 T1 T5 T4 T2 F1 CNL CNTR SW6 SW7 T7 T6 V U Outdoor air temp. thermistor, Outdoor heat exchanger themistor, Discharge pipe thermistor (Tho-A, Tho-.
- 23 - C6 C5 L6 L5 C7 C13 IC12 L7 C6 C8 L8 L10 C9 C10 SW6 SW2 KN1 CNM1 CNE CNA2 X04 X03 X02 X07 X05 X01 X06 CNM2 CNM3 CNS CNO CNR CNP3 CNP1 CNP2 CNA1 CNV1 CNW C3 KN2 CNM4 LED-R LED-G SW4 SW5 L11 L12 C.
- 24 - L N E TB TB Red White Y/NG LED1 Red T1 T5 Red White Black Orange Y ellow UV W T6 T7 T8 CM F2 (250V 20A) CnTR Control PCB Power transistor module CNI3 T2 T4 6 DC280V F3 (250V 1A) F5 ( 20A ) 4 3 .
- 25 - 1 Error display : e5 [Communications error during operation] Indoor unit Red LED Green LED 2 time flash Keeps flashing Red LED Green LED 2 time flash Keeps flashing Outdoor unit Is the connecti.
- 26 - 3 Error display : e33 [Inverter primary current abnormal] [Only case of 151~251 type] Indoor unit Red LED Green LED Stays OFF Keeps flashing Red LED 1 time flash Outdoor unit YES YES YES NO NO NO Is the power supply normal? Restore it to the normal state.
- 27 - 4 [Open phase at L3 phase of 52C secondary side] (Only case of 301~601 type) Indoor unit Red LED Green LED Stays OFF Keeps flashing Red LED Green LED 1 time flash Keeps flashing Outdoor unit AAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAA AAA AAA 52C secondary side L3 phase open? Repair YES NO The outdoor unit control PCB is faulty.
- 28 - 7 [Defective outdoor unit heat exchanger thermistor] Indoor unit Red LED Green LED Stays OFF Keeps flashing Red LED Green LED 1 time flash Keeps flashing Outdoor unit Temperature ( ° C) 15 10 .
- 29 - 300 400 200 100 0 30 40 20 10 0 - - -50 05 0 Temperature [T]( ° C) T < 0 ° C T > 0 ° C Is the outdoor air temperature thermistor connector connection OK? Repair NO NO YES YES Is the ou.
- 30 - Error display : e40 Is the power supply voltage proper? • Is the installation space for the indoor and outdoor units proper? • Is there a short circuit in the indoor or outdoor units? • D.
- 31 - 12 Error display : e47 [Inverter over-voltage trouble] (Only case of 151~251 type) Indoor unit Red LED Green LED Stays OFF Keeps flashing Red LED 1 time flash Outdoor unit NO YES YES Remove the foreign matter such as dust and dirt.
- 32 - 15 [P ower transistor thermistor faulty .] (Only case of 151~251 type) Indoor unit Red LED Green LED Stays OFF Keeps flashing Red LED 1 time flash Outdoor unit Temperature [T] ( ° C) T < 80.
- 33 - Indoor unit Red LED Green LED Stays OFF Keeps flashing Red LED 1 time, 2 time, 3 time flash Outdoor unit NO NO NO NG YES Check of power supply Replacement compressor Replacement compressor OK Check the refrigerant level and refrigerant circuit.
- 34 - Compressor operation Replacement control PCB Normal NO NO NO YES YES YES Is the power transistor module cracked or burnt? Is there a short circuit between the power transistor module terminals? ❇ 1 Is the balance between the compressor current phases good? If there is a 10% or greater difference in the current in different phases.
- 35 - ( 4 ) Check abnormal operation data with the remote controller Operation data are recorded when there is an abnormal state and these data can be displayed in the remote controller by operating the remote controller buttons. (1) Press the CHECK button.
- 36 - 2 OUTLINE OF OPERA TION CONTR OL BY MICR OCOMPUTER (1) Remote controller (a) Wired remote controller The figure belo w shows the remote controller with the co ver opened. Note that all the items that may be displayed in the liquid crystal display area are sho wn in the figure for the sake of explana tion.
- 37 - ( 2 ) Setting functions using the remote controller (a) The factory settings of this unit's functions are as follows: If you want to char g e a setting, follo w the procedure f ound in the installation manual and set to y our desired setting.
- 38 - (b) Function setting method 1) Stop the air conditioner 2) Press the SET and MODE buttons simultaneously for 3 seconds or longer . The screen display will be switched as follo ws: “ SELECT ITEM” “ SET" “FUNCTION SET ” 3) Press the SET button.
- 39 - When “ I/U FUNCTION ” is selected. 1 The screen display will be switched as follo ws: “ I/U SELECT ” “ SET ” “ I/U No.00 ” (blinking) 2 Press either or button.
- 40 - 12 Function No. A (Example) If the upper limit is set at 28˚C Function Contents B Setting Contents C TEMP RANGE SET DISP CHANGE NO DISP CHANGE Control Contents The remote controller’s display and sent data upper limit changes to 28 ° C.
- 41 - ( 3 ) Cooling T est Operation Procedure Carry out the following test operation procedure using the remote controller . (a) Starting the Cooling T est Operation 1 Press the ON/OFF button to start operation. 2 Press the MODE button and select “ COOL.
- 42 - Cooling Heating Gas operation valve charge port Suction pressure (low pressure) Discharge pressure (high pressure) Check joint in the unit Discharge pressure (high pressure) Suction pressure (l.
- 4 3 - Romote controller signal receiving part Backup switch Check monitor (Error code display E1~E60) Operation display light (Green) • Lights continously: Under air conditioner operaton • Keeps.
- 4 4 - MODE TEMP ON/OFF AIR FLOW FILTER FAN SPEED SET TIME ACL TIMER AUTO COOL DRY FAN HEAT FIL TER ° C AM PM ON AM PM OFF FAN HI ME LO ( c ) Wireless remote controller OPERA TION MODE indicator Indicates selected operation mode Fan speed Indicates the selected fan speed Timer ON time Indicates the timer ON time.
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NOTICE The installation of this equipment must comply with all NATIONAL, STATE and LOCAL CODES . This Service Guide does not cover all installation circumstances and is meant for guidance only and therefore will not form part of any legally binding contract.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Hunter Fan R410A è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Hunter Fan R410A - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Hunter Fan R410A imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Hunter Fan R410A ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Hunter Fan R410A, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Hunter Fan R410A.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Hunter Fan R410A. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Hunter Fan R410A insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
