Mitsubishi Electric MXZ-24UV - E1 Скачать руководство пользователя | Manualshive

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Noise filter P.C.board

I.P.M P.C.board

Relay P.C.board

{

{

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Short

12V DC

High pressure
switch

12V DC

{

12V DC

{

12V DC

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320V DC

{

230V AC
OUTPUT

{

230V AC
INPUT

{

OUTDOOR FAN
230V AC

{

REVERSING VALVE 230V AC

OB287--2.qxp 10/9/01 3:32 PM Page 33

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Содержание MXZ-24UV - E1

Страница 1: ...FORMANCE CURVES 11 10 MICROPROCESSOR CONTROL 17 11 TROUBLESHOOTING 23 12 DISASSEMBLY INSTRUCTIONS 34 13 PARTS LIST 37 14 OPTIONAL PARTS BACK COVER Inverter controlled multi system Model MXZ 24UV E1 No OB287 This manual describes technical data of the outdoor unit For the indoor unit refer to the service manuals No OB229 OB227 REVISED EDITION B OB252 OB212 OB239 and OC165 of corresponding models Mo...

Страница 2: ...OUTDOOR UNIT Air inlet Air outlet back and side Model indication MXZ 24UV E1 2 PART NAMES AND FUNCTIONS 1 ...

Страница 3: ...OUTDOOR UNIT Combination of the connectable indoor units 07 07 07 09 07 12 07 18 09 09 09 12 09 18 12 12 12 18 18 18 07 07 07 07 07 09 07 07 12 07 07 18 07 09 09 07 09 12 07 09 18 09 09 09 09 09 12 NOTE MCFH 13NV SEH 1 6AR is equivalent to class 12 12000BTU SEH 2AR is equivalent to class 18 18000BTU ...

Страница 4: ...260 1040 1440 260 1700 2300 260 2980 1540 580 1960 1620 580 2050 2280 580 2540 2980 580 3450 1900 580 2180 2730 580 3230 2980 580 3450 2980 580 3450 2980 580 3450 2980 580 3450 1850 700 3650 2080 700 4070 2080 700 4070 2080 700 4070 2080 700 4070 2080 700 4070 2080 700 4070 2080 700 4070 2080 700 4070 2 2 2 8 3 4 3 8 2 55 3 15 3 55 2 37 3 0 2 2 2 8 4 0 4 95 2 8 4 0 4 55 3 55 3 95 3 55 2 2 2 15 1 8...

Страница 5: ...9 0 2 1 10 9 9 0 2 1 10 9 9 0 2 1 10 9 9 0 2 1 10 9 9 0 2 1 10 9 1130 270 1600 1320 270 1700 1900 270 2570 2300 270 2830 1930 470 2300 2050 470 2680 2550 470 3800 2730 470 3880 2350 470 3560 2640 470 3850 2730 470 3880 2730 470 3880 2730 470 3880 2730 470 3880 2420 520 3000 2500 520 3180 2500 520 3180 2500 520 3180 2500 520 3180 2500 520 3180 2500 520 3180 2500 520 3180 2500 520 3180 2 87 3 5 4 4 ...

Страница 6: ... cc k k k k k k Compressor Electrical data Fan motor Special remarks Capacity System Coefficient of performance C O P Outdoor unit power supply MXZ 24UV E1 Single phase 230V 50Hz 2 to 3 2 Total model name 34 3 indoor units 36 2 indoor units 2 Total model name 34 3 indoor units 36 2 indoor units Max 50 Max 25 10 10 2520 25 90 0 12 08 0 6 THV247FBA ROTARY 2000 U V 0 61 V W 0 61 W U 0 61 RA6V60 BA WH...

Страница 7: ...4000 8000 APPROXIMATE TERESHOLD OF HEARING FOR CONTINUOUS NOISE NC 60 NC 50 NC 40 NC 30 NC 20 NC 70 OCTAVE BAND SOUND PRESSURE LEVEL 0dB 0 0002 MICRO BAR BAND CENTER FREQUENCIES Hz Test conditions Cooling DB35 WB24 Heating DB 7 WB 6 COOL NOTCH HEAT 46 SPL dB A 47 LINE MXZ 24UV E1 ...

Страница 8: ...ore than 500 More than 500 More than 100 More than 100 More than 350 Base bollt length Less than 25 More than 350 More than 350 Service space Air in 2 U shape notched holes Base bolt M10 Base bolt M10 Air in Air out 200 200 387 355 27 40 16 16 500 Veranda Base Rubber cushion More than 500 Note Leave front and both sides clearance fully Note Obsacle on front and rear sid only The unit can be used b...

Страница 9: ...62 TAB66 TAB65 TAB64 I P M P C BOARD F801 1A CN704 CN514 CN554 CN551 1 2 3 4 5 6 7 8 RT62 RT61 RT65 GRY GRY BLK BLK GRY GRY ELECTRONIC CONTROL P C BOARD MC PE 1A TO INDOOR UNIT CONNECTING 12V SYMBOL C61 C62 63 C65 CT61 62 DS61 DS62 F801 F911 L L61 SYMBOL LEV A C MC MF61 R RT61 RT62 RT63 RT65 RT66 67 RT68 NAME POWER FACTOR CAPACITOR SMOOTHING CAPACITOR OUTDOOR FAN CAPACITOR CURRENT TRANSFORMER DIOD...

Страница 10: ...erant flow in heating Reversing valve coil heating ON cooling OFF Refrigerant pipe diameter is different according to indoor unit to be connected When using extension pipes refer to the tables below When diameter of refrigerant pipe is different from that of outdoor unit union use optional Different diameter pipe For further information on Different diameter pipe see page BACK COVER Indoor unit Ex...

Страница 11: ...perature difference 1 Attach at least 2 sets of wet and dry bulb thermometers to the indoor air intake as shown in the figure and at least 2 sets of wet and dry bulb thermometers to the indoor air outlet The thermometers must be attached to the position where air speed is high 2 Attach at least 2 sets of wet and dry bulb thermometers to the outdoor air intake Cover the thermometers to prevent dire...

Страница 12: ... 1 0 1 5 2 0 Frequency COOL Total input Hz 0 50 100 150 0 5 1 0 1 5 HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 Frequency HEAT Total input Hz 0 50 100 150 0 5 1 0 1 5 COOL Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 Frequency COOL Total input Hz 0 50 100 150 0 5 1 0 1 5 HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 Frequency HEAT Total input Hz 0 50 100 150 0 5 1 0 1 5 COOL Ca...

Страница 13: ... indoor unit 2 Press emergency run ON OFF button 3 Compressor starts running at rated frequency 4 Indoor fan runs at HI speed and continues for 30 minutes 5 To cancel this operation press emergency run ON OFF button or any button on remote controller Indoor Outdoor Set air flow to Hi speed Inverter output frequency is 36Hz 2 HEAT operation DB C 20 0 WB C 14 5 DB C 2 7 15 20 0 WB C 1 6 12 14 5 18 5...

Страница 14: ...ency run ON OFF button 3 Compressor starts running at rated frequency 4 Indoor fan runs at HI speed and continues for 30 minutes 5 To cancel this operation press emergency run ON OFF button or any button on remote controller 2Air flow speed HI 3Inverter output frequency 40Hz Indoor Outdoor Set air flow to Hi speed Inverter output frequency is 49Hz 2 HEAT operation DB C 20 0 WB C 14 5 DB C 2 7 15 2...

Страница 15: ...run ON OFF button 3 Compressor starts running at rated frequency 4 Indoor fan runs at HI speed and continues for 30 minutes 5 To cancel this operation press emergency run ON OFF button or any button on remote controller 2Air flow speed HI 3Inverter output frequency 46Hz Indoor Outdoor Set air flow to Hi speed Inverter output frequency is 65Hz 2 HEAT operation DB C 20 0 WB C 14 5 DB C 2 7 15 20 0 W...

Страница 16: ...ress emergency run ON OFF button 3 Compressor starts running at rated frequency 4 Indoor fan runs at HI speed 5 To cancel this operation press emergency run ON OFF button or any button on remote controller Air flow speed HI Inverter output frequency 73Hz Indoor Outdoor Set air flow to Hi speed Inverter output frequency is 80Hz 2 HEAT operation DB C 20 0 WB C 14 5 DB C 2 7 15 20 0 WB C 1 6 12 14 5 ...

Страница 17: ...p H P S 63H2 Discharge temperature thermistor RT61 Indoor Unit A Evaporation temperature thermistor RT63 Outdoor fan motor MF61 x 61 x 62 x 63 Defrost thermistor RT62 LEV1 LEV2 LEV3 Indoor Unit B Indoor Unit C Outdoor unit control microprocessor Compressor primary current Compressor secondary current Fin temperature thermistor RT65 R V coil 21S4 H P S 63H1 Input signal Output signal MXZ 24UV E1 IN...

Страница 18: ...peration adjustment in accordance with intake super heat discharge temperature is included in standard opening w1 Note LEV opening in each frequency at DRY operation and COOL operation is the same However velocity and compressor operation frequency controls are different See 10 2 Operational frequency range As far as the indoor unit velocity control goes refer to DRY operation in MICROPROCESSOR CO...

Страница 19: ...uper heat Suction superheat S H LEV opening correction pulse more than 12 10 to12 8 to 10 6 to 8 6 or less 6 4 3 2 0 Difference of superheat LEV opening correction pulse more than 9 6 to9 3to 6 6 or less 8 6 2 0 1 Suction super heat MIN gas pipe temperature thermistor Evaporation temperature thermistor 2 Each correction w 1 Each gas pipe temperature thermistor Evaporation temperature thermistor Ma...

Страница 20: ...on pulse more than Target discharge temperature 11 Target discharge temperature 11 to Target discharge temperature 8 Target discharge temperature 8 to Target discharge temperature 5 Target discharge temperature 5 to Target discharge temperature 2 Target discharge temperature 2 to Target discharge temperature 2 Target discharge temperature 2 to Target discharge temperature 5 Target discharge temper...

Страница 21: ...e protection control is Released 2 High pressure protection control by high pressure switch H P S High pressure switch controls the operation frequency and outdoor fan motor Control status When high pressure switch is ON When discharge pipe pressure is 2 75 MPa or more Control details a When cooling or drying The protection control decreases the compressor frequency at the speed of 10Hz a minute T...

Страница 22: ...started When the discharge temperature is 90 or less Fan speed is switched according to a number of operating indoor unit and the compressor frequency Note When operation fan speed of Hi Low mode changes to VHi Hi mode by promoting those fan speeds respectively by 1 step after defrosting is operated This control is cleared when the compressor off When overheat protection of P C board temperature o...

Страница 23: ...oving the front panel the cabinet the top panel and the electronic con trol P C board 3 When removing the electronic control P C board hold the edge of the board with care NOT to apply stress on the components 4 When connecting or disconnecting the connectors hold the housing of the connector DO NOT pull the lead wires 11 2 Instruction of troubleshooting Operation start Check the outdoor unit LED ...

Страница 24: ...er module the compressor stops and restarts in 3 minutes Check the inverter and compressor Refer to E E on page 29 Check the amount of gas Check the indoor outdoor air flow for short cycle Check the indoor unit air filter for clogging Discharge temperature over heat protection When the discharge temperature thermistor detects 116 C or above the compressor stops and restarts operation in 3 minutes ...

Страница 25: ...scharge temperature exceeds 110 C the compressor oper ates at reduced frequency Frequency drop by high pres sure switch protection When the high pressure exceeds 2 75MPa 28 kgf cm2 G the com pressor operates at reduced frequency In addition the fan speed changes Amount of gas Outdoor unit air passage Low discharge temperature protection When the state with low discharge temperature of which 50 C i...

Страница 26: ...esistance using a tester Part temperature 10 C 40 C R V coil Measure the resistance using a tester Part temperature 10 C 40 C Linear expansion valve Lead wire color Normal WHT RED RED ORN YLW BRN BRN BLU Abnormal Opened or short circuited Measure the resistance using a tester Part temperature 10 C 40 C High pressure switch HPS Pressure Normal abnormal Operation OFF HPS1 2 35 0 15MPa 24 1 5kg cm2 H...

Страница 27: ...of connector CN720 in the outdoor electronic control P C board A A Check of power supply No Yes Start 1 Check the indoor unit with referring to the indoor unit service manual 2 Turn off the power supply of the indoor and outdoor unit and return the indoor outdoor unit connecting wire to former original 3 Check the connection of indoor outdoor unit connecting wire in the outdoor unit terminal block...

Страница 28: ...ise filter P C board and measure the resistance of R V coil to check the integrity Start 1 Disconnect the lead wire leading to the compressor 2 Turn on power supply to the indoor and outdoor unit three minutes later EMERGENCY OPERATION COOL operation starts Is there voltage of 230V AC between pin1 and pin 2 at connector CN913 1 Turn off power supply of indoor and outdoor unit and disconnect the co...

Страница 29: ... of indoor and outdoor unit and measure the compressor winding resistance between the compressor terminals Is there resistance of 0 27 to 0 34 between the each terminals Replace the electronic control P C board with the I P M P C board Return the lead wire of compressor to former and turn on power supply to indoor and outdoor unit Three minutes later EMERGENCY OPERATION starts 1 Turn off power sup...

Страница 30: ...board G G Check of fan motor Abnormal Normal Yes No No Yes No Yes Start Check the connection of connector CN851 CN852 in the fan motor relay connector and electronic control P C board at the noise filter P C board and connector CN901 CN902 in the noise filter board Disconnect the fan motor connector and measure the resistance of the fan motor winding to check the winding characteristic Is there vo...

Страница 31: ...ressure switch can be operated once First of all check the high pressure switch can be shorted turn OFF the power and turn ON again 1 minute later Indoor unit dose not operate difference modes When you try to run two indoor unit simultaneously one for cooling and the other for heating the unit which transmits signal to the outdoor units earlier decides the operation mode The other unit indicates a...

Страница 32: ...DC Discharge temperature thermistor 0 3 0 6V DC Defrost temperature thermistor 2 5 4 0V DC 12V DC 5V DC 0 5V DC LED monitor indication Gas pipe temperature thermistor 2 5 4 0V DC Room A Room C Room B High pressure switch Liner expansion valve LEV 12V DC pulse wave Outdoor fan Me 12V DC R V coil 12V DC Outdoor fan Lo 12V DC Outdoor fan ON 12V DC Serial signal Room A 5 10V DC Serial signal Room B 5 ...

Страница 33: ...33 Noise filter P C board I P M P C board Relay P C board Short 12V DC High pressure switch 12V DC 12V DC 12V DC 320V DC 230V AC OUTPUT 230V AC INPUT OUTDOOR FAN 230V AC REVERSING VALVE 230V AC ...

Страница 34: ... Disconnect the noise filter P C board connectors CN913 6 Remove the four screws of the electrical parts and remove them 7 Remove the propeller 8 Remove the screws of the separator and remove it 9 Recover gas from the refrigerant circuit 10 Detach the brazed joints of the compressor suction and dis charge pipes See Photo 3 11 Remove the three compressor nuts and remove the compres sor Photo 1 Top ...

Страница 35: ...nsion valve 1 Remove the service panel See Photo 1 Gas release is not required if the unit is pumped down 2 Remove the coil of linear expansion valve 3 Detach the brazed joint of linear expansion valve and pipe 4 way valve R V coil Brazing area LEV coils Linear expansion valves Photo 4 Photo 5 2 Removing the fan motor 1 Remove the top panel five screws the service panel four screws and the front p...

Страница 36: ... PROCEDURE PHOTOS 5 Removing the reactor 1 Remove the five screws of the top panel and remove it See Photo 1 2 Disconnect the reactor lead wire 3 Remove the two screws of the reactor and take it out Reactor Photo 6 ...

Страница 37: ...BOARD NOISE FILTER P C BOARD TERMINAL BLOCK FIN TEMPERATURE THERMISTOR RELAY THERMISTOR SET TERMINAL BLOCK R V COIL GAS PIPE TEMPERATUR THERMISTOR RESISTOR POWER FACTOR CAPACITOR SMOOTHING CAPACITOR DIODE MODULE DIODE STACK I P M P C BOARD RELAY P C BOARD FUSE MF61 L TB2 3 4 RT65 X64 RT61 62 63 TB1 21S4 RT66 67 68 R C61 C62 C63 DS61 DS62 F801 F911 1 1 1 1 1 3 1 1 1 1 1 1 1 1 2 1 1 1 1 2 No Parts N...

Страница 38: ...PANEL 4 WAY VALVE HIGH PRESSURE SWICH TOP PANEL REAR GUARD HEAT EXCHANGER SIDE PANEL HIGH PRESSURE SWICH CAPILLARY TUBE CAPILLARY TUBE SET CAPILLARY TUBE CAPILLARY TUBE MC LEV C LEV A LEV B 63H1 63H2 1 1 1 3 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 3 3 1 1 No Parts Name Symbol in Wiring Diagram Parts No Q ty unit MXZ 24UV Remarks THV247FBA C room A room B room 1 2 3 8 1 4 SET 2 75MPa 28kg cm2 3 43MPa 35kg ...

Страница 39: ...39 1 No Parts Name Symbol in Wiring Diagram Parts No Q ty unit Remarks E1 MXZ 24UV T2W E59 704 DRAIN SOCKET ASSEMBLY 1 DRAIN SOCKET O1 DRAIN CAP O2 13 3 ACCESSORY PARTS 1 MXZ 24UV E1 ...

Страница 40: ...del name Model code MXZ 24UV MAC 855SG 51H 855 610 4 534 534 386 416 51 8 150 109 4 29 2 760 8 760 8 29 2 6 4 6 4 832 386 Punxhed hole Punxhed hole 5 6 5 6 MAC 855SG 14 OPTIONAL PARTS New publication effective Oct 2001 Specifications subject to change without notice C C Copyright 2001 MITSUBISHI ELECTRIC ENGINEERING CO LTD Distributed in Oct 2001 No OB287 248 Made in Japan HEAD OFFICE MITSUBISHI D...

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