Mitsubishi MSZ-HC35VA Service Manual

CONTENTS1. TECHNICAL CHANGES ··································· 32. PART NAMES AND FUNCTIONS ····················· 43. SPECIFICATION ················

108-2. P.C. BOARD MODIFICATION FOR INDIVIDUAL OPERATIONA maximum of 4 indoor units with wireless remote controllers can be used in a room.In this case

11NOTE:• The operation settings are memorized when 10 seconds have passed after the indoor unit was operated with the remote controller.• If main powe

12NOTE : Last setting will be stored after the unit is turned OFF with the remote controller. Indoor unit receives the signal of the remote controller

139-1. COOL ( ) OPERATION(1) Press OPERATE/STOP (ON/OFF) button. OPERATION INDICATOR lamp of the indoor unit turns on with a beep tone.(2) Select CO

14(3) PositioningTo confirm the standard position, the vane moves until it touches the vane stopper. Then the vane is set to the selected angle.Confir

15(9) To change the airfl ow direction not to blow directly onto your body. To change the airfl ow directionWhen to use this function?COOL/DRY HEATPress

169-5. TIMER OPERATION (ON/OFF TIMER)EMERGENCY OPERATION switch9-6. EMERGENCY/TEST OPERATIONIn case of test run operation or emergency operation, use

17 3. Troubleshooting procedure1) First, check if the OPERATION INDICATOR lamp on the indoor unit is flashing on and off to indicate an abnormality.

1810-2. FAILURE MODE RECALL FUNCTIONOutline of the functionThis air conditioner can memorize the abnormal condition which has occurred once.Even thoug

192. Indoor unit failure mode tableUpper lamp of OP-ERATION INDICA-TOR lampAbnormal point (Failure mode) Condition Correspondence Not lighted Normal

2Revision A: • 10. TROUBLESHOOTING has been corrected.• Color of lead wire (indoor fan motor : sensor part) of 10-5. ”Trouble criterion of main parts”

2010-3. INSTRUCTION OF TROUBLESHOOTINGIndoor unit oper-ates.Outdoor unit doesn't operate.If blinking of OPERATION INDI-CATOR lamp cannot be check

2110-4. TROUBLESHOOTING CHECK TABLEBefore taking measures, make sure that the symptom reappears for accurate troubleshooting.When the indoor unit has

22CN211Indoor power P.C.boardFuse (F11)Indoor terminal P.C.boardVaristor(NR11)CN12110-6. TROUBLESHOOTING FLOW10-5. TROUBLE CRITERION OF MAIN PARTSMSZ-

23MSZ-HC35VA MSZ-HC35VAB The indoor fan motor error has occurred, and the indoor fan doesn't operate.Turn OFF the power supply.Is there any fo

24 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

25 C Check of indoor P.C. board and indoor fan motorTurn OFF the power supply.Remove indoor fan motor connector CN211 from indoor power P.C. board a

26Replace the indoor power P.C. board and the indoor terminal P.C. board D How to check miswiring and serial signal errorTurn OFF the power supply.Is

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

281. Indoor power P.C. board, Indoor terminal P.C. boardMSZ-HC25VA10-7. TEST POINT DIAGRAM AND VOLTAGEFuse (F11)( )Varistor (NR11)TerminalblockConnect

29OPERATING PROCEDURE PHOTOS1. Removing the panel(1) Remove the screw caps of the panel. Remove the screws.(2) Hold the lower ends part of the panel a

3MSZ-HA25VA - E1 → MSZ-HC25VA - E1MSZ-HA35VA - E1 → MSZ-HC35VA - E1MSZ-HA35VA - E1 → MSZ-HC35VAB - E1 1. Indoor fan motor has been changed. (DC A

30OPERATING PROCEDURE PHOTOS2. Removing the indoor electronic control P.C. board and the room temperature thermistor(1) Turn the breaker OFF.(2) Remov

31OPERATING PROCEDURE PHOTOS4. Removing the vane motor(1) Turn the breaker OFF.(2) Remove the panel (refer to 1.) and the corner box.(3) Remove the in

HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN Copyright 2007 MITSUBISHI ELECTRIC ENGINEERING CO.,LTDDistributed in Au

4Air outletVertical vaneAir inletOperation IndicatorlampFront panelAir filter (Anti-mold)Horizontal vaneRemote controllerRemote controlreceiving secti

53SPECIFICATIONIndoor model MSZ-HC25VA MSZ-HC35VA MSZ-HC35VAB Function Cooling Heating Cooling Heating Cooling Heating Power supply Single phase, 2

690807060504030201063 125 250 500 1000 2000 4000 8000NC-60NC-50NC-40NC-30NC-20NC-70OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BARBAND CENTER

7MSZ-HC25VA MSZ-HC35VA MSZ-HC35VABUnit : mm5042584260753 128295584222554257745941.5214235253.518.5320335155 15521540.5254.55959 225 2252119137810057

8MSZ-HC35VA-E1 MSZ-HC35VAB-E1MSZ-HC35VA-E2 MSZ-HC35VAB-E2

9MSZ-HC25VA MSZ-HC35VA-E1 MSZ-HC35VAB-E1IndoorheatexchangerFlared connectionRoom temperaturethermistorRT11Flared connectionRefrigerant flow in cooli