msz-gc35va

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FElectromagnetic noise enters into TV sets or radiosIs the unit earthed?NoEarth the unit.YesIs the distance between theantennas and the indoorunit within 3m, or is thedistance between theantennas and the outdoorunit within 3m?YesExtend the distance betweenthe antennas and the indoorunit, and/or the antennas andthe outdoor unit.NoIs the distance between theTV sets or radios and theindoor unit within 1m, or isthe distance between the TVsets or radios and theoutdoor unit within 3m?YesExtend the distance betweenthe TV sets and/or radios andthe indoor unit, or the TV setsor radios and the outdoor unit.NoAre the antennas damaged?Is the coaxial cable damaged?Is there any poor contact inthe antenna wiring?YesReplace or repair the antenna.Replace or repair the coaxial cable.NoIs the indoor/outdoorconnecting wire of the airconditioner and the wiring ofthe antennas close?YesExtend the distance betweenthe indoor/outdoor connectingwire of the air conditioner andthe wiring of the antennas.NoEven if all of the above conditions are fulfilled, the electromagnetic noise may enter, depending onthe electric field strength or the installation condition (combination of specific conditions such asantennas or wiring).Check the followings before asking for service.1.Devices affected by the electromagnetic noiseTV sets, radios (FM/AM broadcast, shortwave)2.Channel, frequency, broadcast station affected by the electromagnetic noise3.Channel, frequency, broadcast station unaffected by the electromagnetic noise4.Layout of ;indoor/outdoor unit of the air conditioner, indoor/outdoor wiring, grounding wire, antennas, wiringfrom antennas, receiver5.Electric field intensity of the broadcast station affected by the electromagnetic noise6.Presence or absence of amplifier such as booster7.Operation condition of air conditioner when the electromagnetic noise enters in.1)Turn OFF the power supply once, and then turn ON the power supply. In this situation, check forthe electromagnetic noise.2)Within 3 minutes after turning ON the power supply, press OPERATE/STOP (ON/OFF) buttonon the remote controller for power ON, and check for the electromagnetic noise.3)After a short time (3 minutes later after turning ON), the outdoor unit starts running. Duringoperation, check for the electromagnetic noise.4)Press OPERATE/STOP (ON/OFF) button on the remote controller for power OFF, when theoutdoor unit stops but the indoor/outdoor communication still runs on. In this situation, check forthe electromagnetic noise.After checking the above, consult the service representative.24
10-7. Test point diagram and voltageMSZ-GC22VA MSZ-GC25VA MSZ-GC35VA1. Indoor power P.C. board, Indoor terminal P.C. boardIndoor terminal P.C. boardIndoor power P.C. boardFuse (F11)(w)Varistor (NR11)R111Terminalblock}Indoor fan motor(CN211)230V ACConnector to indoor electroniccontrol P.C. board (CN20A)5VDC 12VDC CN121 GNDw Please replace the fuse after removing the indoor terminal P.C. board from the electrical box.2. Indoor electronic control P.C. boardTimer short modepoint JPG JPS(Refer to 8-1.)Room temperature thermistor RT11 (CN111)Indoor coil thermistor RT12, RT13(CN112)GNDInterlock switch (FAN)(CN1R1)Vane motor (CN151)Room temperature thermistor (RT11)Indoor coil thermistor (RT12, RT13)Connector toIndoor power P.C. board(CN10A)12V DCResistance (k")Emergency operationswitch (E.O.SW) (SW1)5V DCRelease of Auto restart functionSolder the Jumper wire to JR07(Refer to 8-3.)Temperature (:)25
Page 1 and 2: SPLIT-TYPE, HEAT PUMP AIR CONDITION
Page 3 and 4: MSZ-GC22VAMSZ-GC25VAMSZ-GC35VAACCES
Page 5 and 6: 5OUTLINES AND DIMENSIONSMSZ-GC22VAM
Page 7 and 8: 8SERVICE FUNCTIONSMSZ-GC22VAMSZ-GC2
Page 9 and 10: 9MICROPROCESSOR CONTROLMSZ-GC22VAMS
Page 11 and 12: NOTE 2FOR MULTI SYSTEM AIR CONDITIO
Page 13 and 14: 2. To release the timerTo release O
Page 15 and 16: 10-2. Failure mode recall functionO
Page 17 and 18: 10-3. Instruction of troubleshootin
Page 19 and 20: OPERATION INDICATORNo.1Abnormalpoin
Page 21 and 22: The unit does not operate with the
Page 23: When All lamps flash ON and OFF eve
Page 27 and 28: OPERATING PROCEDURE2. Removing the

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