Mitsubishi Electric MCF-24TN Manual de servicio

SERVICE MANUALCONTENTS1. TECHNICAL CHANGES ····································22. PART NAMES AND FUNCTIONS······················23. SPECIFICATION····

TROUBLESHOOTING109Insert the negative pole of the batteries first.Check if the polarity of the batteries are correct.RESET button4. How to replace bat

119-3. Troubleshooting check table❈ Before taking measures, make sure that the symptom reappears, for accurate troubleshooting.Self check table9-2. In

12Check of indoor fan motorAIndoor fan does not operate.Replace the indoor fan motor.Disconnect lead wires from connector (Fan motor).Measure resista

13Indoor unit operates by pressing the EMERGENCY OPERATION switch, but does not operate with the remote con-troller.● Reinstall the unit away from lig

14DE00R697BTo the indoorelectronic controlP.C.board CN113Indoor coil thermistor (RT12)Room temperature thermistor (RT11)RT11EMERGENCY OPERATION switch

15DISASSEMBLY INSTRUCTIONS10OPERATING PROCEDUREPHOTOS1. Removing the electronic control P.C. board.(1) Pull out the upper part of the grille. (See Pho

16OPERATING PROCEDUREPHOTOS3. Removing the indoor heat exchanger.(1) Remove the grille. (Refer to 1(1) (2).)(2) Remove the screws on both side and in

17PARTS LIST11Part number that is circled is not shown in the illustration.Q'ty/unit12345678910111213141516VANE MOTORINSTALLATION METAL (L)AIR FI

18Part numbers that are circled are not shown in the illustration.984671234567891011SIROCCO FANFAN MOTOR RUBBER MOUNTINDOOR FAN MOTORINDOOR FAN MOTORI

19OPTIONAL PARTS1212-2. DEODORIZING FILTER● Clean the filter every two weeks. When it becomes too dirt, clean it more often.● Replace the filter with

TECHNICAL CHANGES21PART NAMES AND FUNCTIONSINDOOR UNITMCF-GA35VB - MCF-GA50VB - MCF-GA60VB -E1E1E1(When installed on the floor)(When the air inlet

New publication, effective Dec. 2004Specifications subject to change without notice.CCCopyright 2004 MITSUBISHI ELECTRIC ENGINEERING CO.,LTDDistribute

3MCF-GA35VB - MCF-GA50VB - MCF-GA60VB -E1E1E1REMOTE CONTROLLERON/OFFTOOCOOL PMAMTOOWARMON/OFFFANTOOWARMTOOCOOLVANEMODE STOP STARTHR.MIN.

SPECIFICATION43Indoor modelFunctionPower supplyAir flow (High/Med.W/LowW)Power outletRunning currentPower inputAuxiliary heaterPower factorFan motor c

5NOISE CRITERIA CURVES4NOISE CRITERIA CURVES 90807060504030201063 125 250 500 1000 2000 4000 8000NC-60NC-50NC-40NC-30NC-20NC-70OCTAVE BAND SOUND PRES

WIRING DIAGRAM6INDOOR UNITTAB12HIC1ELECTRONIC CONTROL P.C BOARD1WHTDISP/P.C.BOARDRECEIVER12VREMOTECONTROLLER245SW/THERMOP.C.BOARDMV5256RT11F11CIRCUIT

7REFRIGERANT SYSTEM DIAGRAM7INDOOR UNITMCF-GA60VB -E1IndoorheatexchangerDistributorFlared connectionRoom temperaturethermistorRT11Flared connectionRe

SERVICE FUNCTIONS88MCF-GA35VB - MCF-GA50VB - MCF-GA60VB -E1E1E1Remote controller model : KM04NJ1 J28-1. TIMER SHORT MODEFor service, set time can b

9How to release “AUTO RESTART FUNCTION”1Turn off the main power for the unit.2Pull out the electronic control P.C. board. (Refer to 10.)3Solder jumper