Mitsubishi Electric SLZ-KA09 Manual de servicio

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

106REFRIGERANT SYSTEM DIAGRAMPipe temperature thermistor/liquid(TH2)Distributorwith strainer#50Condenser/evaporatortemperature thermistor(TH5)Room tem

11TROUBLESHOOTING77-1. CAUTIONS ON TROUBLESHOOTING (1) Before troubleshooting, check the followings: 1 Check the power supply voltage.2 Check that

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

147-3. 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 operating1 Freezing protection (Cooling mode)T

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

187-4. TEST POINT DIAGRAM7-4-1. Indoor power boardSLZ-KA09NA.TH SLZ-KA12NA.TH SLZ-KA15NA.THSLZ-KA09NAR1.TH SLZ-KA12NAR1.TH SLZ-KA15NAR1.THCNSKConnect

197-4-2. Indoor controller boardSLZ-KA09NA.TH SLZ-KA12NA.TH SLZ-KA15NA.THSLZ-KA09NAR1.TH SLZ-KA12NAR1.TH SLZ-KA15NAR1.THFANFan motor outputCNPDrain-pu

22PART NAMES AND FUNCTIONSAuto Air Swing VaneDisperses airflow up anddown and adjusts the angleof airflow direction.GrilleFilterRemoves dust and pollu

207-5. TROUBLE CRITERION OF MAIN PARTSSLZ-KA09NA.TH SLZ-KA12NA.TH SLZ-KA15NA.THSLZ-KA09NAR1.TH SLZ-KA12NAR1.TH SLZ-KA15NAR1.THMeasure the resistance b

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

227-6. 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

23239 4-WAY AIR FLOW SYSTEM9-1. FRESH AIR INTAKE (LOCATION FOR INSTALLATION)At the time of installation, use the duct holes (cut out) located at the p

249-4. FIXING HORIZONTAL VANEHorizontal vane of each air outlet can be fixed according to the environment where it is installed.Setting procedure1) Tu

252510 DISASSEMBLY PROCEDUREOPERATING PROCEDURE PHOTOS & ILLUSTRATIONS1. Removing the air intake grille(1) Slide the knob of air intake grille to

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

27OPERATING PROCEDURE PHOTOS & ILLUSTRATIONS9. Removing the drain pump (DP) and drain sensor (DS)(1) Remove the panel. (Refer to step 3)(2) Remove

10. 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 fro

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

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

55SPECIFICATIONS33-1. Operating range(1) Power supplyRated voltage Guaranteed voltage (V)Indoor unit208/230 V1 phase60 Hz(2) OperationMode ConditionIn

6SLZ-KA12NA.THSLZ-KA12NAR1.THHighMedium39SPL(dB)40LINE<60Hz>NOTCHLow3090807060504030201063 125 250 500 1000 2000 4000 8000APPROXIMATETHRESHOLD O

77OUTLINES AND DIMENSIONS4SLZ-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)OCH487B

99WIRING DIAGRAM5The black square ( )indicates a switch position.CN30LED3LED2LED131FUSE135 79763211053RED(D·HEATER)CNCX1X6 X5 X4X7RED(POWER BOARD)CND