Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy Revision C: • MSZ-FD•VA(S)- E2 has been added. Please void OBH488 REVISED EDITION-B. SPLIT-TYPE AIR CONDITIONERS INDOOR UNIT No.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy Revision A: • 3. SPECIFICATION has been corrected. • 10-5. TROUBLE CRITERION OF MAIN PARTS has been corrected. Revision B: • MSZ-FD50VA(S)- E1 has been added. Revision C: • MSZ-FD•VA(S)- E2 has been added. 2 www.ilmalämpöpumput.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 1 TECHNICAL CHANGES MSZ-FD25VA MSZ-FD35VA MSZ-FD50VA - E1 E1 E1 1. New model MSZ-FD25VA(S) MSZ-FD35VA(S) MSZ-FD50VA(S) - MSZ-FD25VAS MSZ-FD35VAS MSZ-FD50VAS E1 E1 E1 → → → E1 E1 E1 MSZ-FD25VA(S) MSZ-FD35VA(S) MSZ-FD50VA(S) - E2 E2 E2 1. Remote controller has been changed. (KM08A → KM09D) 3 www.ilmalämpöpumput.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 2 PART NAMES AND FUNCTIONS MSZ-FD25VA MSZ-FD25VAS MSZ-FD35VA MSZ-FD35VAS MSZ-FD50VA MSZ-FD50VAS AREA lamp POWER lamp CLEAN lamp PLASMA lamp Remote control receiving section Operation Indicator lamp Front panel Air filter Air inlet Remote controller Plasma deodorizing filter Plasma electrode unit Plasma anti-allergy enzyme filter Emergency operation switch i-see Sensor Air outlet Fan guard Fan Heat exchanger Horizontal va
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 3 SPECIFICATION MSZ-FD25VA MSZ-FD25VAS Indoor model MSZ-FD35VA MSZ-FD35VAS Single phase 230 V, 50 Hz 28 33 0.27 0.32 RC0J40-GF 0.27 0.32 798 × 295 × 257 12 FD35VA PURE WHITE FD35VAS SILVER 4 Electrical data Power supply Power input Cooling Heating Cooling Heating 1 Running current 1 W A 26 31 0.25 0.30 Model Fan motor Current 1 Cooling Heating Dimensions W×H×D Weight A 0.25 0.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 4 NOISE CRITERIA CURVES MSZ-FD25VA MSZ-FD25VAS SPL(dB(A)) FAN SPEED FUNCTION Super High MSZ-FD35VA MSZ-FD35VAS COOLING 42 HEATING 43 LINE FAN SPEED FUNCTION Super High 80 70 NC-70 60 NC-60 50 NC-50 40 NC-40 30 NC-30 20 NC-20 NC-10 10 43 HEATING 44 63 125 250 500 1000 2000 4000 80 70 NC-70 60 NC-60 50 NC-50 40 NC-40 30 NC-30 20 NC-20 NC-10 10 8000 63 125 BAND CENTER FREQUENCIES, Hz 250 500
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 5 OUTLINES AND DIMENSIONS MSZ-FD25VA MSZ-FD25VAS MSZ-FD35VA MSZ-FD35VAS MSZ-FD50VA MSZ-FD50VAS Unit: mm 11 X 20 Oblong hole 64 21.5 225 231.5 253 798 785 225 64 Installation plate 211.5 11 X 26 Oblong hole 254 155 345 54 330 42 155 Indoor unit 3 41 47 212.5 6.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 7 REFRIGERANT SYSTEM DIAGRAM MSZ-FD25VA MSZ-FD25VAS MSZ-FD35VA MSZ-FD35VAS Unit: mm Refrigerant pipe ø9.52 (with heat insulator) Indoor heat exchanger Indoor coil thermistor RT12 (main) Flared connection Indoor coil thermistor RT13 (sub) Room temperature thermistor RT11 Flared connection Refrigerant pipe ø6.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 8 SERVICE FUNCTIONS MSZ-FD25VA MSZ-FD25VAS MSZ-FD35VA MSZ-FD35VAS MSZ-FD50VA MSZ-FD50VAS 8-1. TIMER SHORT MODE For service, set time can be shortened by short circuit of JPG and JPS on the electronic control P.C. board. The time will be shortened as follows. (Refer to 10-7.) Set time: 1-minute → 1-second Set time: 3-minute → 3-second (It takes 3 minutes for the compressor to start operation.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 8-3. AUTO RESTART FUNCTION When the indoor unit is controlled with the remote controller, the operation mode, the set temperature, and the fan speed are memorized by the indoor electronic control P.C. board. “AUTO RESTART FUNCTION” automatically starts operation in the same mode just before the shutoff of the main power. Operation If the main power has been cut, the operation settings remain.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 9 MICROPROCESSOR CONTROL MSZ-FD25VA MSZ-FD25VAS MSZ-FD35VA MSZ-FD35VAS MSZ-FD50VA MSZ-FD50VAS WIRELESS REMOTE CONTROLLER Signal transmitting section Operation display section OPERATE/STOP (ON/OFF) button FAN SPEED CONTROL button OPERATION SELECT button ECONO COOL button PLASMA button Temperature buttons CLEAN button i-see button VANE CONTROL button OFF TIMER button ON TIMER button TIME SET buttons FORWARD button BACKWARD butt
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 9-1. COOL ( ) OPERATION (1) Press OPERATE/STOP (ON/OFF) button. POWER lamp of the indoor unit turns on with a beep tone. (2) Select COOL mode with OPERATION SELECT button. (3) Press TEMPERATURE buttons (TOO WARM or TOO COOL button) to select the desired temperature. The setting range is 16 ~ 31°C. 1.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 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 operation mode of the indoor unit that operates first is selected.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy (7) SWING ( ) mode By selecting SWING mode with VANE CONTROL button, the horizontal vane swings vertically. (8) Cold air prevention in HEAT operation The horizontal vane position is set to Upward. NOTE: When 2 or more indoor units are operated with multi outdoor unit, even if any indoor unit turns thermostat off, this control does not work in the indoor unit. (9) To change the airflow direction not to blow directly onto your body.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 9-6. i-see CONTROL OPERATION The sensors constantly measure the room and floor/wall temperatures to automatically adjust to the set temperature by estimating the temperature actually perceived by a person inside the room (“sensible temperature”). Advantages · The air inside the room is conditioned quickly to a comfortable condition.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy Indoor unit installation location and air-conditioning area Installed at left LEFT Installed at center RIGHT LEFT Installed at right RIGHT LEFT RIGHT • Be sure to set the slide switch inside the remote controller to an appropriate position in accordance with the installed position of the indoor unit. If the switch is not set correctly, the air conditioner may not function properly.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy Operation and operating range i-see sensor moves 30 degrees from the center in both right and left side. i-see Sensor turning to the center i-see Sensor turning to the left i-see Sensor turning to the right 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 RIGHT CENTER LEFT CENTER......
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 9-9. CLEAN ( ) OPERATION • When CLEAN operation is set, it performs for 40 minutes when unit is stopped after COOL/DRY operation. CLEAN operation performs when: COOL is operated more than 3 minutes / DRY is operated more than 6 minutes. • The horizontal vane is slightly opened and the fan is stopped for the first 15 minutes. Then, the horizontal vane is set to higher than angle 1 and the fan is operated for 25 minutes. 9-10.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 9-11. EMERGENCY/TEST OPERATION In case of test run operation or emergency operation, use EMERGENCY OPERATION switch on the right side of the indoor unit. Emergency operation is available when the remote controller is missing, has failed or the batteries of the remote controller run down. The unit will start and AREA lamp will light. The first 30 minutes of operation is the test run operation. This operation is for servicing.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 10 TROUBLESHOOTING MSZ-FD25VA MSZ-FD25VAS MSZ-FD35VA MSZ-FD35VAS MSZ-FD50VA MSZ-FD50VAS 10-1. CAUTIONS ON TROUBLESHOOTING 1. Before troubleshooting, check the following 1) Check the power supply voltage. 2) Check the indoor/outdoor connecting wire for miswiring. 2.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 10-2. FAILURE MODE RECALL FUNCTION Outline of the function This air conditioner can memorize the abnormal condition which has occurred once. Even though LED indication listed on the troubleshooting check table (10-4.) disappears, the memorized failure details can be recalled. 1.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 2. Flow chart of PLASMA operation failure mode recall function Operational procedure The plasma electrode unit might be abnormal. Confirm if outdoor unit is abnormal according to the following procedures. Confirm that the remote controller is in the failure mode recall function. 1. Regardless of normal or abnormal condition, 2 short beeps are emitted as the signal is received.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 4. Indoor unit failure mode table POWER lamp Not lighted Abnormal point (Failure mode) Normal Condition Correspondence — The room temperature thermistor short or 1-time flash every Room temperature open circuit is detected every 8 seconds dur0.5-second thermistor ing operation. Indoor coil The indoor coil thermistor short or open circuit 2-time flash 2.5-second OFF is detected every 8 seconds during operation.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 10-3. INSTRUCTION OF TROUBLESHOOTING "Test Run operation" means the operation within 30 minutes after EMERGENCY OPERATION switch is pressed. Start Indoor unit operates. Outdoor unit does not operate. Indoor unit operates. Outdoor unit does not operate normally. Indoor unit does not receive the signal from remote controller.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 10-4. TROUBLESHOOTING CHECK TABLE Before taking measures, make sure that the symptom reappears for accurate troubleshooting. When the indoor unit has started operation and detected an abnormality of the following condition (the first detection after the power ON), the indoor fan motor turns OFF and OPERATION INDICATOR lamp flashes. L AREA R POWER CLEAN PLASMA Lighted Blinking Not lighted No.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy L AREA R No. Abnormal point POWER CLEAN PLASMA Operation indicator lamp Symptom Condition Correspondence All lamps flash at the same time. 1 L AREA R No. 1 Abnormal point MXZ type Operation mode setting L AREA R No. Indoor unit and outdoor unit do not operate. Attachment 0.5-second ON of the horizontal vane 0.5-second OFF Abnormal point POWER • Refer to 10-6. "Check of installation of the horizontal vane".
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 10-5. TROUBLE CRITERION OF MAIN PARTS MSZ-FD25VA MSZ-FD25VAS MSZ-FD35VA MSZ-FD35VAS MSZ-FD50VA MSZ-FD50VAS Part name Room temperature thermistor (RT11) Indoor coil thermistor (RT12, RT13) Indoor fan motor (MF) Horizontal vane motor (MV1) Vertical vane motor (MV2) i-see Sensor motor (MT) Check method and criterion Measure the resistance with a tester. Figure Refer to 10-7.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 10-6. TROUBLESHOOTING FLOW A Check of indoor fan motor The indoor fan motor error has occurred, and the indoor fan does not operate. Turn OFF the power supply. Pay enough attention to the high voltage on the fan motor connector CN211. Is there any foreign matter that interferes the rotation of the line flow fan? Turn ON the power supply, wait 5 seconds or more, and then press EMERGENCY OPERATION switch.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy B Check of remote controller and indoor electronic control P.C. board Check if the remote controller is exclusive for this air conditioner. Press OPERATE/STOP (ON/OFF) button on the remote controller. Is LCD display on the remote controller visible? Yes No (Not clear) Replace the batteries. (Refer to 10-1.4.) Remove the batteries, then set them back and press RESET button. (Refer to 10-1.4.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy C Check of indoor electronic control P.C. board and indoor fan motor Turn OFF the power supply. Remove indoor fan motor connector CN211, vane motor connector CN151 and the i-see Sensor motor connector CN110 from the indoor electronic control P.C. board and turn ON the power supply.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy D How to check miswiring and serial signal error Turn OFF the power supply. Is there rated voltage in the power supply? Check the power supply. No Yes Turn ON the power supply. Is there rated voltage between outdoor terminal block S1 and S2? Yes Check the wiring. No Press EMERGENCY OPERATION switch once.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy E Check of installation of the horizontal vane Turn OFF the power supply. Is the stopper of the horizontal vane locked to the indoor unit correctly? Yes No Re-lock the stopper of the horizontal vane to the indoor unit. (Refer to 10-1.5.) Turn ON the power supply.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy G Electromagnetic noise enters into TV sets or radios Is the unit earthed? Earth the unit. No Yes Is the distance between the antennas and the indoor unit within 3 m, or is the distance between the antennas and the outdoor unit within 3 m? No Yes Extend the distance between the antennas and the indoor unit, and/or the antennas and the outdoor unit.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 10-7. TEST POINT DIAGRAM AND VOLTAGE MSZ-FD25VA MSZ-FD25VAS MSZ-FD35VA MSZ-FD35VAS MSZ-FD50VA MSZ-FD50VAS 1. Indoor electronic control P.C. board.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 2. Power monitor receiver P.C. board 3. Monitor P.C. board 4. Plasma power P.C. board CN1 DC 2.5 V during PLASMA DEODORIZING operation GND DC 12.5 V during PLASMA DEODORIZING operation 35 www.ilmalämpöpumput.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy 11 DISASSEMBLY INSTRUCTIONS <"Terminal with locking mechanism" Detaching points> The terminal which has the locking mechanism can be detached as shown below. There are two types (refer to (1) and (2)) of the terminal with locking mechanism. The terminal without locking mechanism can be detached by pulling it out. Check the shape of the terminal before detaching. (1) Slide the sleeve and check if there is a locking lever or not.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy OPERATING PROCEDURE PHOTOS 2. Removing the electronic control P.C. board, the power monitor receiver P.C. board, i-see Sensor, SW P.C. board and the terminal block Photo 2 (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 the indoor/outdoor connecting wire. (Photo 2) (3) Remove the sensor holder from the electrical cover.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy OPERATING PROCEDURE PHOTOS Photo 5 3. Removing the electrical box (1) Remove the panel (refer to 1.) and the corner box. (2) Remove the indoor/outdoor connecting wire, the sensor holder, the electrical cover and the earth wire. (Refer to 2.) (3) Disconnect the following connectors on the electronic control P.C.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy OPERATING PROCEDURE PHOTOS 6. Removing the horizontal vane motor Photo 9 Screws of the horizontal vane motor unit cover (1) Remove the nozzle assembly. (Refer to 4.) (2) Remove the screws of the horizontal vane motor unit, and pull out the horizontal vane motor unit. (3) Remove the screws of the horizontal vane motor unit cover. (4) Remove the horizontal vane motor from the horizontal vane motor unit.
Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN © Copyright 2007 MITSUBISHI ELECTRIC CO.,LTD Distributed in Dec. 2008. No. OBH488 REVISED EDITION-C 5 Distributed in Jul. 2008. No. OBH488 REVISED EDITION-B 6 Distributed in Oct. 2007. No. OBH488 REVISED EDITION-A 6 Distributed in Aug. 2007. No. OBH488 6 Made in Japan New publication, effective Dec. 2008 Specifications subject to change without notice.
