Mitsubishi Electric SLZ-KA09NA Manual de servicio

TECHNICAL & SERVICE MANUALSPLIT-TYPE, HEAT PUMP AIR CONDITIONERSCONTENTS 1. PART NAMES AND FUNCTIONS ...2 2. SPECIFICATIONS ...

105REFRIGERANT SYSTEM DIAGRAMPipe temperature thermistor/liquid(TH2)Distributorwith strainer#50Condenser/evaporatortemperature thermistor(TH5)Room tem

11TROUBLESHOOTING66-1. CAUTIONS ON TROUBLESHOOTING (1) Before troubleshooting, check the followings: 1Check the power supply voltage.2Check that t

12[Output pattern A] Errors detected by indoor unit[Output pattern B]E9*1 If the beeper does not sound again after the initial 2 beeps to confirm the

13•If the unit cannot be operated properly after the test run, refer to the following table to find out the cause.SymptomCauseWired remote controllerO

146-3. SELF-DIAGNOSIS ACTION TABLENote: Refer to the manual of outdoor unit for the details of display such as F, U, and other E.Error CodeAb

15Error CodeAbnormal point and detection method CauseCountermeasureP6Freezing/overheating protection is oper-ating1 Freezing protection (Cooling mode)

16Error CodeAbnormal point and detection method CauseCountermeasureP9Pipe temperature thermistor / Condenser / Evaporator (TH5)1 The unit is in 3-minu

17E61 Contact failure, short circuit or, miswiring (converse wiring) of indoor/outdoor unit connecting wire2 Defective transmitting/receiving circuit

186-4. TEST POINT DIAGRAM6-4-1. Indoor power boardSLZ-KA09NA.TH SLZ-KA12NA.TH SLZ-KA15NA.THCNSKConnect to the indoor controller board (CNDK)between 1

196-4-2. Indoor controller boardSLZ-KA09NA.TH SLZ-KA12NA.TH SLZ-KA15NA.THFANFan motor outputCNPDrain-pump output(DP)(208/230V AC)CNCDew prevention hea

21PART NAMES AND FUNCTIONSAuto Air Swing VaneDisperses airflow up anddown and adjusts the angleof airflow direction.GrilleFilterRemoves dust and pollu

206-5. TROUBLE CRITERION OF MAIN PARTSSLZ-KA09NA.TH SLZ-KA12NA.TH SLZ-KA15NA.THMeasure the resistance between the terminals with a tester.Measure the

21<Thermistor characteristic graph>• Room temperature thermistor (TH1)• Pipe temperature thermistor/liquid (TH2)• Condenser/evaporator temperat

226-6. FUNCTIONS OF DIP SWITCH AND JUMPER WIREEach function is controlled by the dip switch and the jumper wire on control P.C. board.Model setting an

23237SPECIAL FUNCTIONNote:· When the unit is restarted to operate after turning off the power or OFF operation, the unit which was operating will star

24 System constraint· This function is available only in cooling mode.Ex.) Set temp. by R/C = 20:(68°F)Set point = 26:(79°F)When request code number i

25(2) Setting method of each function by wired remote controllerB: Refrigerant addressC: Data display areaD: Request code display areaTESTCHECKFILTER

268 4-WAY AIR FLOW SYSTEM8-1. FRESH AIR INTAKE (LOCATION FOR INSTALLATION)At the time of installation, use the duct holes (cut out) located at the pos

27278-4. FIXING HORIZONTAL VANEHorizontal vane of each air outlet can be fixed according to the environment where it is installed.Setting procedure1)

289 DISASSEMBLY PROCEDUREOPERATING PROCEDURE PHOTOS & ILLUSTRATIONS1. Removing the air intake grille(1) Slide the knob of air intake grille to the

29297. Removing the pipe temperature thermistor/liquid (TH2) and condenser/evaporator temperature thermistor (TH5)(1) Remove the panel. (Refer to

33PAR-21MAAON/OFFFILTERCHECKOPERATIONCLEARTESTTEMP.MENUBACK DAYMONITOR/SETCLOCKON/OFFTemperature setting buttonsDownUpTimer Menu button(Monitor/Set bu

30OPERATING PROCEDURE PHOTOS & ILLUSTRATIONS9. Removing the drain pump (DP) and drain sensor (DS)(1) Remove the panel. (Refer to step 3)(2) Remove

3110. Removing the heat exchanger(1) Remove the panel. (Refer to step 3)(2) Remove the drain pan. (Refer to step 6)(3) Remove the nut and the washer f

HEAD OFFICE : TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPANCCopyright 2010 MITSUBISHI ELECTRIC ENGINEERING CO., LTD.Distributed in

4Wired remote controller (Option)●●°F°C°F°CERROR CODEAFTERTIMERTIME SUN MON TUE WED THU FRI SATONOFFHrAFTERFILTERFUNCTIONONLY1Hr.WEEKLYSIMPLEAUTO OFFN

55SPECIFICATIONS22-1. Operating range(1) Power supplyRated voltage Guaranteed voltage (V)Indoor unit208/230 V1 phase60 Hz(2) OperationMode ConditionIn

6SLZ-KA12NA.THHighMedium39SPL(dB)40LINE<60Hz>NOTCHLow3090807060504030201063 125 250 500 1000 2000 4000 8000APPROXIMATETHRESHOLD OFHEARING FORCON

77OUTLINES AND DIMENSIONS3SLZ-KA15NASLZ-KA12NASLZ-KA09NAModels(W 6.35mm)flared connectionRefrigerent pipe(liquid)Refrigerent pipe(gas)(W 9.52mm)flared

8WIRED REMOTE CONTROLLERUnit : inch (mm)5-1/8 (130)3/4 (19)4-23/32 (120)1-23/32 (43.5)(Option)

99WIRING DIAGRAM4The black square ( )indicates a switch position.CN30LED3LED2LED131FUSE135 79763211053RED(D·HEATER)CNCX1X6 X5 X4X7RED(POWER BOARD)CND