Mitsubishi Electric MS-GF60VA Manuel de service

CONTENTS1. TECHNICAL CHANGES ···································22. PART NAMES AND FUNCTIONS ·····················33. SPECIFICATION ··················

10Unit: mmREFRIGERANT SYSTEM DIAGRAM7MS-GF20VA MS-GF25VAIndoorheatexchangerFlared connectionRoom temperaturethermistorRT11Flared connectionRefrigeran

11Unit: mmIndoorheatexchangerFlared connectionRoom temperaturethermistorRT11Flared connectionRefrigerant pipe ø12.7 (MS-GF50VA) ø15.88 (MS-

128-1. TIMER SHORT MODEFor service, the following set time can be shortened by short circuit of JPG and JPS on the electronic control P.C. board.(Refe

138-3. AUTO RESTART FUNCTIONWhen the indoor unit is controlled with the remote controller, the operation mode, the set temperature, and the fan speed

14WIRELESS REMOTE CONTROLLERMICROPROCESSOR CONTROL9NOTE: Last setting will be stored after the unit is turned OFF with the remote controller. Indoor u

15Operation Indicator lampThe operation indicator at the right side of the indoor unit indicates the operation state. •The following indication appli

169-2. DRY ( ) OPERATION(1) Press OPERATE/STOP (ON/OFF) button.OPERATION INDICATOR lamp of the indoor unit turns on with a beep tone.(2) Select DRY mo

17 (4) The initial set temperature is decided by the initial room temperature. 1ModeInitial room temperature26 °C or more 24 °CInitial room temperat

18(7) SWING ( ) modeBy selecting SWING mode with VANE CONTROL button, the horizontal vane swings vertically. (8) ECONO COOL () operation (ECONOmical

191. How to set the time (1) Check that the current time is set correctly.NOTE: Timer operation will not work without setting the current time. Initi

2MS-GF20VA - E1MS-GF25VA - E1MS-GF35VA - E1 1. New modelTECHNICAL CHANGES1Use the specif ed refrigerant onlyNever use any refrigerant other than that

209-7. EMERGENCY/TEST OPERATIONIn case of test run operation or emergency operation, use EMERGENCY OPERATION switch on the right side of the indoor un

2110-1. CAUTIONS ON TROUBLESHOOTING1. Before troubleshooting, check the following1) Check the power supply voltage.2) Check the indoor/outdoor connect

2210-2. FAILURE MODE RECALL FUNCTIONOutline of the functionThis air conditioner can memorize the abnormal condition which has occurred once.Even thoug

232. Indoor unit failure mode tableUpper lamp of OP-ERATION INDICA-TOR lampAbnormal point (Failure mode) Condition RemedyNot lighted Normal — —1-tim

2410-3. INSTRUCTION OF TROUBLESHOOTINGIndoor unit oper-ates.Outdoor unit does not operate.Indoor unit does not receive the signal from re-mote control

2510-4. TROUBLESHOOTING CHECK TABLEBefore taking measures, make sure that the symptom reappears for accurate troubleshooting.When the indoor unit has

2610-5. TROUBLE CRITERION OF MAIN PARTSPart name Check method and criterion Figure Room temperaturethermistor (RT11)Indoor coil thermistor(RT12)Measu

27 A Check of indoor fan motor10-6. TROUBLESHOOTING FLOWCN211Indoor power P.C.boardFuse (F11)Indoor terminal P.C.boardVaristor(NR11)CN121Are soldered

28The indoor fan motor error has occurred, and the indoor fan does not operate.Turn OFF the power supply.Is there any foreign matter that interferes t

29 B Check of remote controller and indoor electronic control P.C. board Check if the remote controller is exclusive for this air conditioner.Does th

3ACCESSORIESPART NAMES AND FUNCTIONS2ModelMS-GF20VAMS-GF25VAMS-GF35VAInstallation plate 1Installation plate f xing screw 4 × 25 mm 5Remote controller

30 Check of indoor electronic control P.C. board and indoor fan motorC1. Please replace the fuse after removing the indoor terminal P.C. boa

31MS-GF50/60/80VACN211R111Indoor electroniccontrol P.C.boardIndoor terminalP.C. boardFuse(F11)Varistor(NR11)YesNo 1. The fan motor connector's

32 D Electromagnetic noise enters into TV sets or radiosYesIs the unit earthed?NoEarth the unit.YesIs the distance between the antennas and the indoo

3310-7. TEST POINT DIAGRAM AND VOLTAGE1. Indoor electronic control P.C. boardMS-GF20VA MS-GF25VA MS-GF35VARoom temperature thermistor RT11 (CN111)I

343. Indoor electronic control P.C. board, Indoor terminal P.C. board, Power monitor receiver SW P.C. boardMS-GF50VA MS-GF60VA MS-GF80VAPower monit

3511-1. MS-GF20VA MS-GF25VA MS-GF35VANOTE: Turn OFF power supply before disassembly.OPERATING PROCEDURE PHOTOS1. Removing the panel(1) Remove the

OPERATING PROCEDURE PHOTOS2. Removing the indoor electronic control P.C. board and the room temperature thermistor(1) Remove the panel (Refer to 1.) a

OPERATING PROCEDURE PHOTOS4. Removing the nozzle assembly(1) Remove the panel (Refer to 1.) and the corner box.(2) Remove the indoor/outdoor connectin

OPERATING PROCEDURE PHOTOS6. Removing the indoor fan motor, the indoor coil thermistor, and the line flow fan(1) Remove the panel (Refer to 1.) and th

11-2. MS-GF50VA MS-GF60VA MS-GF80VANOTE: Turn OFF power supply before disassembly.OPERATING PROCEDURE PHOTOS1. Removing the panel(1) Remove the hori

4ACCESSORIESMS-GF50VA MS-GF60VA MS-GF80VAHorizontal vaneAir outletAir f lter (Nano platinum f lter)Air inletFront panelAir cleaning f lter (Electros

OPERATING PROCEDURE PHOTOS4. Removing the nozzle assembly(1) Remove the panel (Refer to 1.) and the corner box.(2) Remove the V.A. clamp, and then the

OPERATING PROCEDURE PHOTOS7. Removing the water cut, the indoor fan motor, the indoor coil thermistor, and the line flow fan(1) Remove the panel (Refe

HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN© Copyright 2012 MITSUBISHI ELECTRIC CORPORATIONDistributed in Feb. 2013

5SPECIFICATION3Indoor model MS-GF20VA MS-GF25VA MS-GF35VA MS-GF50VA MS-GF60VA MS-GF80VAFunction CoolingPower supply Single phase 230 V, 50 HzElectrica

690807060504030201063 125 250 500 1000 2000 4000 8000NC-60NC-50NC-40NC-30NC-20NC-70BAND CENTER FREQUENCIES, HzCOOLINGFUNCTIONSPL(dB(A))LINESuper HighF

7MS-GF50VA MS-GF60VAMS-GF80VA 90807060504030201063 125 250 500 1000 2000 4000 8000NC-60NC-50NC-40NC-30NC-20NC-70BAND CENTER FREQUENCIES, HzCOOLINGFUN

8Unit: mmOUTLINES AND DIMENSIONS5211.5231.525321.5155 1558080225 225352325669798785 6.5130619502955042564342810010711245566933861212.52544142315 8411×

9WIRING DIAGRAM6MS-GF20VA MS-GF25VA MS-GF35VA MS-GF50VA MS-GF60VA MS-GF80VAOBH621A