Mitsubishi MSZ-FD35VAS- User Manual

6 4 NOISE CRITERIA CURVES MSZ-FD25VAMSZ-FD25VAS INDOOR UNIT WALL MICROPHONE 0.8 m 1 m 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 NC-60 NC-50 NC-40 NC-30 NC-20 NC-70 OCT A VE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR BAND CENTER FREQUENCIES, Hz COOLING FUNCTION SPL(dB(A)) L...

225 225 64 64 155 155 345 54 330 69 42 21 1.5 3 253 231.5 41 212.5 254 43 69 7 43 85 97 295 21.5 56 55 55 688 100 785 798 6.5 47 Wall hole [ 65 11 X 26 Oblong hole 11 X 20 Oblong hole Indoor unit Installation plate 5 257 Installation plate Piping Drain hose Air in Air out 19 159 58 Piping Insulation...

8 7 REFRIGERANT SYSTEM DIAGRAM MSZ-FD25VAMSZ-FD25VASMSZ-FD35VAMSZ-FD35VAS Indoor heat exchanger Flared connection Room temperaturethermistorRT11 Flared connection Refrigerant pipe [ 9.52 (with heat insulator) Refrigerant pipe [ 6.35 (with heat insulator) Indoor coil thermistorRT12 (main) Indoor coil...

9 SERVICE FUNCTIONS 8 8-2. P.C. BOARD MODIFICATION FOR INDIVIDUAL OPERATION A maximum of 4 indoor units with wireless remote controllers can be used in a room.In this case, to operate each indoor unit individually by each remote controller, P.C. boards of remote controller must bemodified according ...

10 NOTE : • The operation settings are memorized when 10 seconds have passed after the indoor unit was operated with the remote controller. • If main power is turned OFF or a power failure occurs while AUTO START/STOP timer is active, the timer setting is can- celled. • If the unit has been OFF with...

11 MICROPROCESSOR CONTROL 9 NOTE: Last setting will be stored after the unit is turned OFF with the remote controller. Indoor unit receives the signal of the remote controller with beeps. WIRELESS REMOTE CONTROLLER The lamps at the center of the indoor unit indicates the operation state. INDOOR UNIT...

12 1. Coil frost prevention Coil frost prevention is as same as COOL mode. (9-1.1.) 2. Low outside temperature operation Low outside temperature operation is as same as COOL mode. (9-1.2.) 1. Cold air prevention control When the compressor is not operating or is starting, and the temperature of indo...

NOTE 2 FOR MULTI SYSTEM AIR CONDITIONER OUTDOOR UNIT : MXZ series Multi system air conditioner can connect two or more indoor units with one outdoor unit. •When you try to operate two or more indoor units with one outdoor unit simultaneously, one for the cooling and the others for heating, the opera...

Operation and operating rangei-see sensor moves 30 degrees from the center in both right and left side. i-see Sensor operates as follows in accordance with AREA setting made with the remote controller. “AUTO” in AREA setting; first turning to the LEFT for adjusting the position then..... CENTER RIGH...

18 9-10. TIMER OPERATION 1. 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. Initially “0:00” blinks at the current time display of TIME MONITOR, so set the current time correctly with CLOCK SET button. How t...

20 10 TROUBLESHOOTING 3. Troubleshooting procedure 1) First, check if the OPERATION INDICATOR lamp on the indoor unit is flashing on and off to indicate an abnormality. To make sure, check how many times the abnormality indication is flashing on and off before starting service work. 2) Before servic...

22 2. Flow chart of PLASMA operation failure mode recall function Operational procedure NOTE1. Make sure to release the failure mode recall function once it's set up, otherwise the unit cannot operate properly. 2. If the abnormal condition is not deleted from the memory, the last abnormal condition ...

Part name Figure Check method and criterion Measure the resistance with a tester. Refer to 10-7. "Test point diagram and voltage", "Indoor electronic control P.C. board", the chart of thermistor. Room temperaturethermistor(RT11) Indoor coil thermistor(RT12, RT13) Normal Measure the r...

28 10-6. TROUBLESHOOTING FLOW Check of indoor fan motor A POWER lamp flashes 3-time.Indoor fan does not operate. w If more than 12 seconds passes after EMERGENCY OPERATION switchis pressed, the voltage mentioned above 2 goes 0 VDC although theindoor electric control P.C. board is normal. Indoor elec...

30 The unit does not operate with the remote controller.Also, POWER lamp does not light up by pressing EMERGENCY OPERATION switch. Check of indoor P.C. board and indoor fan motor C Yes No w 1. The fan motor connector's 1 lead wire is red, whereas 3 is black. w 2. Connect "+" of the tester to...

31 How to check miswiring and serial signal error D • Unit cannot operate neither by the remote controller nor by EMERGENCY OPERATION switch. Indoor unit does not operate. • POWER lamp flashes ON and OFF every 0.5-seconds. Outdoor unit does not operate. Is there rated voltage in the power supply? Is...

32 Check of installation of the horizontal vane E Replace the indoor electronic control P.C. board. Replace the interlock switch(Fan). Is the stopper of the horizontal vane locked to the indoor unit correctly? Yes No Is there resistance 0 " ? Relock the stopper of the horizontal vane to the indo...

33 Electromagnetic noise enters into TV sets or radios G Replace or repair the antenna.Replace or repair the coaxial cable. No No No Yes Yes No No Yes Yes Yes Is the distance between theantennas and the indoorunit within 3 m, or is thedistance between theantennas and the outdoorunit within 3 m? Is t...

36 11 DISASSEMBLY INSTRUCTIONS (1) Slide the sleeve and check if there is a locking lever or not. (2) The terminal with this connector has the locking mechanism. 1 Slide the sleeve. 2 Pull the terminal while pushing the locking lever. 1 Hold the sleeve, and pull out the terminal slowly. The terminal...

37 OPERATING PROCEDURE PHOTOS Photo 3 2. Removing the electronic control P.C. board, the power monitor receiver P.C. board, i-see Sensor, SWP.C. board and the terminal block (1) Remove the panel (Refer to 1.) and the corner box.(2) Remove the screw of the V.A. clamp. Remove the V.A. clamp and then t...

HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN C C Copyright 2007 MITSUBISHI ELECTRIC ENGINEERING CO.,LTD Distributed in Oct. 2007. No. OBH488 REVISED EDITION-A 6Distributed in Aug. 2007. No. OBH488 6Made in Japan New publication, effective Oct. 2007Specifications sub...