Mitsubishi MSZ-GA80 VA- User Manual

Page 2 - TECHNICAL CHANGES; Generalized stepping motor

Revision B: • model has been added. • Failure mode recall function(9-2.) has been changed.• RoHS PARTS LIST has been added. E3 Revision A: • MSZ-GA·VA- has been added. Color of BOX and CORNER BOX has been changed to white. E2 1. Indication of capacity has been changed.(BTU base ➔ kW base) 2. Control...

Page 3 - PART NAMES AND FUNCTIONS

3 PART NAMES AND FUNCTIONS 2 MSZ-GA22VAMSZ-GA25VAMSZ-GA35VA Line flow fan Air outlet Vertical vane Air inlet Display section Front panel Panel Heat exchanger Horizontal vane Operation section (When the front panel is opened) Remote controller Remote controlreceiving section Catechin air filter Air c...

Page 5 - SPECIFICATION; INDOOR UNIT; Specifications and rating conditions of main electric parts; When outdoor unit is MXZ-8A140VA

5 SPECIFICATION 3 T3.15AL 250V MSBPC20M16 12V DC 250 " (at 25˚C) ERZV14D471 3P INDOOR UNIT Item Fuse Horizontal vane motor Varistor Terminal block (F11) (MV) (NR11) (TB) Specifications and rating conditions of main electric parts MSZ-GA25VA MSZ-GA22VA MSZ-GA35VA Indoor model Function Power suppl...

Page 6 - NOISE CRITERIA CURVES

6 4 NOISE CRITERIA CURVES 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 Test conditions Cooling : Dry-bulb temperature 27 : Wet-bulb temperature 19 : APPROXIMATE...

Page 7 - OUTLINES AND DIMENSIONS

7 OUTLINES AND DIMENSIONS 5 MSZ-GA25VA Unit : mm 155 155 335 320 41.5 215 42.5 214 3 287.5 70 55 55 55 225 225 or more 7 100 90 106 298 102 624.5 780 210 5 53.5 19 159 58 14 273.5 234 Air in Air out Wall hole [ 65 Indoor unit Installation plate Installation plate 11X20 Oblong hole 11X26 Oblong hole ...

Page 8 - MV; MF

8 6 WIRING DIAGRAM REFRIGERANT SYSTEM DIAGRAM 7 MSZ-GA22VAMSZ-GA25VAMSZ-GA35VA Indoor heat exchanger Flared connection Room temperaturethermistorRT11 Indoor coil thermistorRT13(sub) Flared connection Refrigerant flow in cooling Refrigerant flow in heating Refrigerant pipe [ 9.52 (with heat insulator...

Page 9 - SERVICE FUNCTIONS; Table 1; How to modify the remote controller P.C. board

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 ...

Page 10 - TROUBLESHOOTING; Before troubleshooting, check the following; Operation; How to release “AUTO RESTART FUNCTION”

10 TROUBLESHOOTING 9 9-1. Cautions on troubleshooting 1. Before troubleshooting, check the following 1) Check the power supply voltage. 2) Check the indoor/outdoor connecting wire for mis-wiring. 2. Take care of the following during servicing 1) Before servicing the air conditioner, be sure to turn ...

Page 11 - Troubleshooting procedure; How to install the horizontal vane

11 2 1 Stopper Lock. Left Insert this end first. 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 ser...

Page 13 - Indoor unit failure mode table

13 2. Indoor unit failure mode table NOTE : Blinking patterns of this mode differ from the ones of Troubleshooting check table(9-4.). 12-time flash2.5-second OFF Replace the indoor electronic controlP.C. board. Indoor control system It cannot properly read data in the nonvolatile memory of the indoo...

Page 17 - Check of indoor fan motor

17 Check of indoor fan motor A When OPERATION INDICATOR lamp flashes 3-time.Indoor fan does not operate. w If more than 12 seconds or more passes after EMERGENCY OPERATION switch is pressed, the voltage mentioned above 2 goes 0V DC although the indoor electric control P.C. board is normal. Indoor el...

Page 18 - Check of remote controller and receiver P.C. board

18 Check of remote controller and receiver P.C. board B Indoor unit operates by pressing EMERGENCY OPERATION switch, but does not operate with the remote controller. w Check if the remote controller is exclusive for this air conditioner. Yes Replace the batteries. (Refer to 9-1.4.) Turn ON a radio t...

Page 19 - Check of indoor electronic control P.C. board and indoor fan motor

19 The unit does not operate with the remote controller.Also, OPERATION INDICATOR lamp does not light up by pressing EMERGENCY OPERATION switch. Check of indoor electronic control 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. Con...

Page 20 - How to check mis-wiring and serial signal error; Indoor unit does not operate.

20 How to check mis-wiring and serial signal error D Is there rated voltage in the power supply? Is there any mis-wiring, poor contact, or wire disconnection of the indoor/outdoor connecting wire? W 1. Mis-wiring may damage indoor electronic control P.C. board during the operation. Be sure to confir...

Page 21 - Check of installation of the horizontal vane

21 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...

Page 22 - Electromagnetic noise enters into TV sets or radios

22 Electromagnetic noise enters into TV sets or radios F 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 3m, or is thedistance between theantennas and the outdoorunit within 3m? Is the...

Page 24 - DISASSEMBLY INSTRUCTIONS; Photo 1

24 DISASSEMBLY INSTRUCTIONS 10 (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...

Page 25 - Photo 3

25 2. Removing the electronic control P.C. board, the power monitor receiver P.C. board, SW P.C. boardand the terminal block (1) Remove the horizontal vane, the panel (Refer to 1.) and the corner box. (2) Remove the screw of V.A. clamp, and then the indoor/outdoor connecting wire. (See Photo 2.) (3)...

Page 27 - CONTROLLER

27 PARTS LIST (non-RoHS compliant) 11 MSZ-GA22VAMSZ-GA25VAMSZ-GA35VA11-1. INDOOR UNIT STRUCTURAL PARTS No. Part No. Part name Remarks Symbol in Wiring Diagram Q'ty/unit 1 234567 8 9 1011 REMOTE CONTROLLERREMOTE CONTROLLER HOLDER KM05B BOXBOXPANEL ASSEMBLY SCREW CAPFRONT PANEL CATECHIN AIR FILTER (LE...

Page 28 - AND FUNCTIONAL PARTS

PARTS LIST (non-RoHS compliant) 28 11-3. INDOOR UNIT ELECTRICAL PARTS AND FUNCTIONAL PARTS MSZ-GA22VAMSZ-GA25VAMSZ-GA35VA 4 2 5 3 9 1 6 22 11-4. INDOOR UNIT HEAT EXCHANGER 10 8 7 12 13 14 15 16 21 24 23 11 15 15 19 17 18 20 OB378C--1.qxp 07.3.30 8:35 AM Page 28

Page 29 - 1-3. INDOOR UNIT ELECTRICAL PARTS AND FUNCTIONAL PARTS

29 BEARING MOUNTSLEEVE BEARINGDRAIN HOSENOZZLE ASSEMBLYVANE MOTOR UNIT (HORIZONTAL)INTERLOCK SWITCH(FAN)HORIZONTAL VANEFUSEFUSEVARISTORPOWER MONITOR RECEIVER P.C. BOARD HOLDERV.A. CLAMPTERMINAL BLOCK COVERTERMINAL BLOCK HOLDERTERMINAL BLOCKELECTRONIC CONTROL P.C. BOARD W 1 ELECTRONIC CONTROL P.C. BO...

Page 33 - RoHS; 2-3. INDOOR UNIT ELECTRICAL PARTS AND FUNCTIONAL PARTS

33 BEARING MOUNTSLEEVE BEARINGDRAIN HOSENOZZLE ASSEMBLYVANE MOTOR UNIT (HORIZONTAL)INTERLOCK SWITCH(FAN)HORIZONTAL VANEFUSEVARISTORPOWER MONITOR RECEIVER P.C. BOARD HOLDERV.A. CLAMPTERMINAL BLOCK COVERTERMINAL BLOCK HOLDERTERMINAL BLOCKELECTRONIC CONTROL P.C. BOARD W 1 ELECTRONIC CONTROL P.C. BOARD ...

Page 34 - OPTIONAL PARTS; Replacement of the air cleaning filter

34 MAC-093SS-E Model Part No. MSZ-GA22VA MSZ-GA25VAMSZ-GA35VA 13-2. QUICK CLEAN KIT ● You can sweep the surface of heat exchanger if you install the special-made brush to your vacuum cleaner. Heat exchanger 13 OPTIONAL PARTS Model Part No. MAC-415FT-E MSZ-GA22VAMSZ-GA25VAMSZ-GA35VA Air cleaning filt...

HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN C C Copyright 2005 MITSUBISHI ELECTRIC ENGINEERING CO.,LTD Distributed in Apr. 2007. No. OB378 REVISED EDITION-C 6Distributed in Jan. 2007. No. OB378 REVISED EDITION-B 6Distributed in Jan. 2006. No. OB378 REVISED EDITION-...

Mitsubishi MSZ-GA80 VA- User Manual

Table of Contents:

Summary

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