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Manuel d’utilisation Mitsumi electronic MU12NN

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  • Mitsumi electronic MU12NN - page 1

    SER VICE MANUAL SPLIT -TYPE AIR CONDITIONERS CONTENTS 1. FEA TURES ·························································3 2. TECHNICAL CHANGES ····································4 3. P ART NAMES AND FUNCTIONS ·····················? ...

  • Mitsumi electronic MU12NN - page 2

    OB192--1.qxp 23/6/97 11:44 PM Page 2 ...

  • Mitsumi electronic MU12NN - page 3

    3 1 FEA TURES Models Cooling capacity SEER MS09NW 8,500Btu/h 10.2 MS12NN 12,300/12,600Btu/h 1 1.3/1 1.3 MS15NN 14,300/14,600Btu/h 10.5/10.5 MS17NN 15,900/16,100Btu/h 10.2/10.2 MS12NN, MS15NN, MS17NN MU12NN, MU15NN, MU17NN LCD wireless remote controller NEW “I FEEL CONTROL” IN OUR LCD WIRELESS REMOTE CONTROLLER WITH ON/OFF PROGRAM TIMER Mitsubis ...

  • Mitsumi electronic MU12NN - page 4

    4 2 P ART NAMES AND FUNCTIONS 3 MS09NW , MS12NN, MS15NN, MS17NN REMOTE CONTROLLER MS09EW ➔ MS09NW 1. Indoor unit has changed. (Outline dimension changes. 31-1/8” o 5-3/8” o 14-3/16”(W o D o H) ➔ 32-1/16” o 7-3/16” o 10-13/16(W o D o H) 2. Outdoor unit has changed. (Outline dimension changes. 29-15/16” o 9-1/16” o 21-1/4”(W o D o ...

  • Mitsumi electronic MU12NN - page 5

    5 INDOOR UNIT MS09NW Operation section MS12NN Emergency operation switch Emergency operation switch OUTDOOR UNIT MU12NN MU15NN MU17NN MU09NW (When the front panel is opened) MS09NW MS09NW MS12NN, MS15NN, MS17NN MS12NN, MS15NN, MS17NN MS12NN MS15NN MS17NN OB192--1.qxp 23/6/97 11:45 PM Page 5 ...

  • Mitsumi electronic MU12NN - page 6

    6 4 Notes w 1 : Rating conditions (cooling) — Indoor : 80˚FDB, 67˚FWB, Outdoor : 95˚FDB, 75˚FWB Operating Range ITEM MODELS MS09NW MS12NN Cooling capacity Power consumption EER [SEER] INDOOR UNIT MODEL External finish Power supply Max. fuse size (time delay) Min. ampacity Fan motor Airflow Lo—Me—Hi Moisture removal Sound level Lo-Me-Hi Co ...

  • Mitsumi electronic MU12NN - page 7

    7 Notes w 1 : Rating conditions (cooling) — Indoor : 80˚FDB, 67˚FWB, Outdoor : 95˚FDB, 75˚FWB Operating Range ITEM MODELS MS15NN MS17NN Cooling capacity  Power consumption  EER [SEER] INDOOR UNIT MODEL External finish Power supply Max. fuse size (time delay) Min. ampacity Fan motor Airflow Lo—Me—Hi Moisture removal Sound level Lo-Me ...

  • Mitsumi electronic MU12NN - page 8

    8 25 MAX. HEIGHT DIFFERENCE Models MS09NW MS12NN MS15NN MS17NN Additional piping Max. length : ft A 49 Gas [ 3/8  [ 5/8 Piping size O.D. : in. Length of connecting pipe : in. Liquid  [ 1/4 Indoor unit 16-15/16 Outdoor unit 0 MAX. REFRIGERANT PIPING LENGTH OB192--1.qxp 23/6/97 11:45 PM Page 8 ...

  • Mitsumi electronic MU12NN - page 9

    9 DA T A 5 Models Indoor air Outdoor intake air DB temperature ( ˚F ) MS09NW 71 67 63 71 67 63 71 67 63 71 67 63 TC 10.4 9.9 9.3 15.4 14.6 13.7 17.9 16.9 15.9 19.7 18.7 17.5 SHC 5.9 6.9 7.7 1 1.6 10.4 8.9 9.2 1 1.0 12.5 10.2 12.1 13.7 TPC 0.75 0.71 0.67 1.01 0.95 0.90 1.25 1.18 1.12 1.42 1.34 1.28 TC 9.7 9.2 8.6 14.4 13.6 12.7 16.7 15.8 14.7 18.4 ...

  • Mitsumi electronic MU12NN - page 10

    10 2. PERFORMANCE CURVE NOTE : A point on the curve shows the reference point. MS09NW MS12NN MU09NW MU12NN MS15NN MS17NN MU15NN MU17NN 71 67 63 71 67 63 71 67 63 71 67 63 Total power consumption (kW) Total capacity ( o 10 Bw/h) Outdoor intake air DB temperature ( ¡ F) Outdoor intake air DB temperature ( ¡ F) Indoor intake air WB temperature ( ¡ ...

  • Mitsumi electronic MU12NN - page 11

    11 3. CONDENSING PRESSURE AND SUCTION PRESSURE Data is based on the condition of indoor humidity 50%. Air flow should be set at Hi. A point on the curve shows the reference point MU09NW MU09NW 86 F 80 75 70 86 F 80 75 70 300 (PSIG) 280 260 240 220 200 180 170 68 70 75 80 85 90 95 100 104 F Condensing pressure Outdoor ambient temperature Indoor DB t ...

  • Mitsumi electronic MU12NN - page 12

    12 Data is based on the condition of indoor humidity 50%. Air flow should be set at Hi. A point on the curve shows the reference point MU12NN MU12NN 86 F 80 75 70 86 F 80 75 70 300 (PSIG) 280 260 240 220 200 180 160 68 70 75 80 85 90 95 100 104 F Condensing pressure Outdoor ambient temperature Indoor DB temperature Indoor DB temperature (PSIG) 40 5 ...

  • Mitsumi electronic MU12NN - page 13

    13 86 F 80 75 70 86 F 80 75 70 300 320 (PSIG) 280 260 240 220 200 180 160 68 70 75 80 85 90 95 100 104 F Condensing pressure Outdoor ambient temperature Indoor DB temperature Indoor DB temperature (PSIG) 40 50 60 70 80 90 68 70 75 80 85 90 95 100 104 F Suction pressure Outdoor ambient temperature Data is based on the condition of indoor humidity 50 ...

  • Mitsumi electronic MU12NN - page 14

    14 300 320 (PSIG) 280 260 240 220 200 180 160 68 70 75 80 85 90 95 100 104 F Condensing pressure Outdoor ambient temperature Indoor DB temperature Indoor DB temperature (PSIG) 40 50 60 70 80 90 68 (20) 70 75 80 85 90 95 100 104 F Suction pressure Outdoor ambient temperature 86 F 80 75 70 86 F 80 75 70 Data is based on the condition of indoor humidi ...

  • Mitsumi electronic MU12NN - page 15

    15 MS09NW INDOOR UNIT OUTDOOR UNIT 115V 60Hz, 1 [ Field installed 115V 60Hz, 1 [ SIGNAL WIRE 2 wire 12V DC MS12/15/17NN INDOOR UNIT OUTDOOR UNIT 115V 60Hz, 1 [ Field installed 208/230V 60Hz, 1 [ SIGNAL WIRE 2 wire 12V DC 4. ST ANDARD OPERA TION DA T A MS09NW Cooling 8,500 0.7 0.84 MS09NW 115, 1, 60 0.035 0.34 MU09NW 115, 1, 60 0.805 6.49 0.66 259 8 ...

  • Mitsumi electronic MU12NN - page 16

    16 5. OPERA TING RANGE (1) POWER SUPPL Y Models MS09NW MS12NN MS15NN MS17NN MU09NW MU12NN MU15NN MU17NN Indoor unit Outdoor unit Rating 115V 60Hz 1 [  208/230V 60Hz 1 [  Guaranteed Voltage Min. 103V — Max. 127V Min. 198V 208V 230V Max. 253V 6. OUTLET AIR SPEED AND COVERAGE RANGE Model MS09NW MS12NN MS15NN MS17NN Function Dry Wet Dry Wet ...

  • Mitsumi electronic MU12NN - page 17

    17 6 MS09NW MU09NW INDOOR UNIT OUTDOOR UNIT 30-13/16 32-1/16 10-13/16 2-3/8 2-3/16 6-5/16 11/16 24-5/8 5-1/8 3-5/16 8-7/8 8-7/8 5-1/4 1-5/8 7-3/8 3-5/16 12-11/16 12-3/8 3-11/16 1/8 1-13/16 7-3/16 8-11/16 10-3/8 3/8 2-9/16 1/4-19-11/16 5/8 1-1/8 3-15/16 1/4 3-9/16 2-13/16 3/16 7-3/16 3/8-16-15/16 1-3/8 O.D. 3/4 I.D 7/8 12-5/8 12-5/16 11/16 3-9/16 4- ...

  • Mitsumi electronic MU12NN - page 18

    18 MS12NN, MS15NN, MS17NN MU12NN, MU15NN, MU17NN INDOOR UNIT OUTDOOR UNIT 2-3/8 1-9/16 5-15/16 7/16 o 13/16 25-1/2 8-9/16 11-3/16 10-13/16 11-11/16 13/16 1/8 17-11/16 17-11/16 17-1/4 13-7/8 39-15/16 2-15/16 12-5/8 1-15/16 2-3/16 30-1/2 7-1/2 6-5/16 11/16 7-1/2 3/16 5/16-19-11/16 1/2-16-15/16 1-15/16 O.D. 1-1/8 O.D. 5/8 1-1/8 9-3/4 1-3/8 5/8 13-12/1 ...

  • Mitsumi electronic MU12NN - page 19

    19 7 MS09NW MU09NW MODEL WIRING DIAGRAM MODEL WIRING DIAGRAM INDOOR UNIT OUTDOOR UNIT GROUND VL T 2 1 TB N L1 BLK YL W RED POWER SUPPL Y 1 15V 1 phase 60Hz T AB12 AUTO REST ART ASSY TO OUTDOOR UNIT CONNECTING WIRES DC12V NR1 1 TRANS HIC1 MV POWER MONITOR, RECEIVER P .C.BOARD REMOTE CONTROLLER MF RT1 1 RT12 SR1 1 F1 1 C1 1 ELECTRONIC CONTROL P .C BO ...

  • Mitsumi electronic MU12NN - page 20

    20 MS12NN, MS15NN, MS17NN MODELS WIRING DIAGRAM MU12NN, MU15NN, MU17NN MODELS WIRING DIAGRAM INDOOR UNIT OUTDOOR UNIT DSAR GRN/YLW TO OUTDOOR UNIT CONNECTING WIRES DC12V POWER SUPPLY 115V 1 phase 60Hz 2 TB RT12 RT11 C11 CN 112 CN 104 CN 102 CN 101 CN 151 CN 111 SR144 LDCOM LDFH LDFL LDFM LDC11 LDC12 SR142 SR143 1 1 2 1 2 3 4 5 6 7 8 2 3 MV CN201 CN ...

  • Mitsumi electronic MU12NN - page 21

    21 8 Indoor heat exchanger Indoor heat exchanger Refrigerant pipe 3/8 (option) (with heat insulator) Refrigerant pipe 5/8 (option) (with heat insulator) Refrigerant pipe 1/4 (option) (with heat insulator) Refrigerant pipe 1/4 (option) (with heat insulator) Stop valve Stop valve with service port Stop valve with service port Stop valve Service port ...

  • Mitsumi electronic MU12NN - page 22

    22 9 MICROPROCESSOR CONTROL Once the controls are set, the same operation mode can be repeated by simply turning the OPERA TE/ST OP button ON. Indoor unit receives the signal with a beep tone. When the system turned off, 3-minute time delay will operate to protect system from overload and compressor will not restart for 3 minutes. 1. “I FEEL CONT ...

  • Mitsumi electronic MU12NN - page 23

    23 w 1 After the system restarts by the remote controller , the system operates with the previous set temperature regardless of the initial set temperature. The set temperature is calculated by the previous set temperature. (5) TEMPERA TURES buttons In “I FEEL CONTROL” mode, set temperature is decided by the microprocessor based on the room tem ...

  • Mitsumi electronic MU12NN - page 24

    24 NOTE : Coil frost prevention during COOL mode of “I FEEL CONTROL” There are two types of controls in coil frost prevention. 1 1 T emperature control <MS09NW> When the indoor coil thermistor RT12 reads 39°F or below for 5 minutes, the coil frost prevention mode starts. <MS12/15/17NN> When the indoor coil thermistor RT12 reads 30? ...

  • Mitsumi electronic MU12NN - page 25

    25 Operation time chart Example NOTE ● Coil frost prevention during DRY mode of “I FEEL CONTROL” The operation is as same as coil frost prevention during COOL mode of “I FEEL CONTROL” excepting the indoor fan is OFF . ● During coil frost prevention the indoor fan speed becomes Lo and the outdoor fan is OFF . (Because the coil frost prev ...

  • Mitsumi electronic MU12NN - page 26

    26 6. AUT O V ANE OPERA TION (1) V ane motor drive MS series is equipped with a stepping motor for the vane. The rotating direction, speed, and angle of the motor are con- trolled by plus signals (approx. 12V) transmitted from indoor microprocessor . (2) The auto vane angle changes as follows by pressing the V ANE CONTROL button. 5. F AN MOTOR CONT ...

  • Mitsumi electronic MU12NN - page 27

    27 (3) Positioning The vane will once swings to the vane stopper as below to confirm the standard position and then set to the desired angle. The positioning is decided as follows. (a) When the OPERA TE/ST OP button is pressed. (POWER ON/OFF) (b) When the vane control change AUTO to MANUAL. (c) When the SWING is finished. (d) When the test run star ...

  • Mitsumi electronic MU12NN - page 28

    28 7. TIMER OPERA TION 1. How to set the timer . (1) Press OPERA TE/ST OP button to start the air conditioner . (2) Check that the current time is set correctly . NOTE : T imer operation will not work without setting the current time. Initially “AM0:00” blinks at the current time display of TIMER MONIT OR so set the current time, correctly with ...

  • Mitsumi electronic MU12NN - page 29

    29 8. EMERGENCY -TEST OPERA TION When the remote controller is missing, has failed or the batteries run down, press the EMERGENCY OPERA TION switch on the front of the indoor unit. The unit will start and the OPERA TION INDICA T OR lamp will light. The first 30 minutes of operation will be the test run operation. This operation is for servicing. Th ...

  • Mitsumi electronic MU12NN - page 30

    30 10 The P .C.board has the print “J1” and “J2”. Jumper wires are mounted to each “J1” and “J2”. Cut “J1” and “J2” according to the number of indoor unit as shown in T able 1. After modification, push the RESET button near the MIN-button on the remote controller . NOTE : For remodeling, take out the batteries first. After f ...

  • Mitsumi electronic MU12NN - page 31

    31 1 1 TROUBLESHOOTING 1 1-1 Cautions on troubleshooting 1 1-1-1 Before troubleshooting, check the followings: 1) Check the power supply voltage. 2) Check the indoor/outdoor connecting wire for mis-wiring. 1 1-1-2 T ake care the followings during servicing. 1) Be sure to unplug the power cord before removing the front panel, the cabinet, the top pa ...

  • Mitsumi electronic MU12NN - page 32

    32 1 1-2 Instruction of troubleshooting Indoor unit oper- ates. Outdoor unit doesn’t operate. Outdoor unit operates in only T est Run mode. Outdoor unit does not operate even in T est Run mode. Check room temperature thermistor . Refer to “Check of outdoor unit” on page 36. Indoor unit dosen’t receive the signal from remote controller . Ref ...

  • Mitsumi electronic MU12NN - page 33

    33 Measure the resistance between the terminals with a tester . (Coil wiring temperature14°F ~ 104°F) Measure the resistance between the terminals with a tester . (Coil wiring temperature14°F ~ 104°F) Measure the resistance between the terminals with a tester . (Coil wiring temperature50°F ~ 86°F) Compressor Room temperature thermistor MS09NW ...

  • Mitsumi electronic MU12NN - page 34

    34 Check of indoor fan motor A Inodoor fan does not operate. T urn OFF power supply . Check connector (Fan motor) visually . Repair indoor fan motor . Disconnect lead wires from connector (Fan motor) on indoor electronic control P .C. board. Measure resistance between lead wires No.1 and No.3 and then No.2 and No.3 (09NW) Are lead wires connected? ...

  • Mitsumi electronic MU12NN - page 35

    35 Y es Y es Y es No Y es Y es Y es No No Check of receiver P .C. board B Indoor unit operates by pressing the Emergency operation switch, but does not operate with the remote controller . Replace batteries.(see page 31.) T urn a radio to AM and press switch on remote controller . Is noise heard from radio? Are there any fluorescent lights of inver ...

  • Mitsumi electronic MU12NN - page 36

    36 Check of indoor electronic control P .C. board C The unit doesn’t operate with the remote controller . Also, the operation indicator doesn’t light up by pressing the emergency ON/OFF switch. Replace fuse. 1.Pull out power supply cord. 2.Measure resistance between CN201 on electronic con- trol P .C. board and on the terminal block with a test ...

  • Mitsumi electronic MU12NN - page 37

    37 TEST POINT DIAGRAM AND VOL T AGE MS09NW Indoor electronic control P .C. board CN201 No.1 V aristor(NR1 1) Fuse AC250V 3.0A Room temperature thermistor (RT1 1) Indoor coil thermistor (RT12) T imer short mode point 32 F 50 68 86 1 04 1 22 1 40 Room temperature thermistor (RT1 1) Indoor coil thermistor (RT12) T AB 12 Power supply input AC1 15V } OB ...

  • Mitsumi electronic MU12NN - page 38

    38 TEST POINT DIAGRAM AND VOL T AGE MS12NN, MS15NN, MS17NN Indoor electronic control P .C. board Fuse AC250V 3.0A Power supply input AC1 15V + -- } DC5V Indoor coil thermistor (RT12) T ime short mode point Room temperaure thermistor (RT1 1) DC12V 32 F 50 68 86 1 04 1 22 1 40 } Room temperature thermistor (RT1 1) Indoor coil thermistor (RT12) V aris ...

  • Mitsumi electronic MU12NN - page 39

    39 12 OPERA TING PROCEDURE PHOTOS 1. Removing the front panel (1) Remove the screws caps of the front panel. Remove the screws. (2) Pull the panel down to your side slightly and unhook the catches at the top. 2. Removing the electronic control P .C. board and the display P .C. board. (1) Remove the front panel. (Refer to 1) (2) Remove the screw of ...

  • Mitsumi electronic MU12NN - page 40

    40 OPERA TING PROCEDURE PHOTOS 3. Removing the electrical box (1) Remove the front panel. (Refer to 1) (2) Remove the electrical cover . (3) Disconnect the connector of the indoor coil thermistor . (4) Disconnect the motor connector (CN21 1) and the vane motor connector (CN151) on the electronic control P .C. board. (5) Unhook the catches (both upp ...

  • Mitsumi electronic MU12NN - page 41

    41 OPERA TING PROCEDURE PHOTOS 1. Removing the front panel (1) Remove the screw caps at the bottom of the front panel. Remove the screws. (2) Pull the down of the front panel to your side slightly and unhook the catches at the top of the front panel. 2. Removing the electronic control P .C. board (1) Remove the front panel. (Refer to 1) (2) Remove ...

  • Mitsumi electronic MU12NN - page 42

    42 OPERA TING PROCEDURE PHOTOS 3. Removing the indoor fan motor and the line flow fan (1) Remove the front panel. (2) Remove the electrical box. (3) Unhook the catch on the both sides of the nozzle assem- bly . (4) Remove the nozzle assembly . (5) Remove the screws of the bearing support. (6) Remove the screw of the heat exchanger and unhook the ca ...

  • Mitsumi electronic MU12NN - page 43

    43 OPERA TING PROCEDURE PHOTOS 1. Removing the cabinet (1) Remove screws securing the top panel. (2) Remove the screw securing the service panel. (3) Remove screws securing the cabinet. (4) Remove the service panel,and remove the screw from the insides. (5) Remove the top panel. (6) Remove the cabinet. 2. Removing the propeller fan and the outdoor ...

  • Mitsumi electronic MU12NN - page 44

    44 OPERA TING PROCEDURE PHOTOS 3. Removing the compressor (1) Remove the lead clamps. (2) Remove the screws fixing the relay panel. (3) Remove the screw fixing the service port. (4) Remove the terminal cover . (5) Pull out the lead from the compressor terminal. (6) Remove the overcurrent relay . (7) Remove the compressor nuts. (8) Detach the suctio ...

  • Mitsumi electronic MU12NN - page 45

    45 OPERA TING PROCEDURE PHOTOS 1. Removing the cabinet (1) Remove the screws of the cabinet. (2) Hold the bottom of the cabinet on the both side to remove the cabinet. 2. Removing the electrical parts (1) Remove the service panel and the cabinet. (2) Remove the following parts. •Compressor capacitor (C1) •Outdoor fan capacitor (C2) •T erminal ...

  • Mitsumi electronic MU12NN - page 46

    46 PHOTOS 3. Removing the outdoor fan motor (1) Remove the cabinet. (Refer to 1) (2) Disconnect the connector and remove the clamp of fan motor lead wire. (3) Remove the propeller nut and remove the propeller fan. (4) Remove screws securing the fan motor . 4. Removing the compressor (1) Remove the cabinet. (Refer to 1) (2) Remove the soundproof fel ...

  • Mitsumi electronic MU12NN - page 47

    47 13 INDOOR UNIT STRUCTURAL P ARTS MS09NW (WH) No. Parts No. Parts Name Symbol in Wiring Diagram MS09NW (WH) Remarks (Drawing No.) Q'ty / set 1 2 3 4 5 6 FRONT PANEL(WH) GRILLE(WH) AIR FILTER BOX(WH) INSTALLATION PLATE SCREW CAP(WH) 1 1 2 1 1 2 1PC/SET 2PCS/SET E02 268 000 E02 151 010 E02 164 100 E02 166 234 E02 151 970 E02 166 067 OPTIONAL P ...

  • Mitsumi electronic MU12NN - page 48

    48 INDOOR UNIT ELECTRICAL P ARTS MS09NW (WH) No. Parts No. Parts Name Symbol in Wiring Diagram MS09NW (WH) Remarks (Drawing No.) Q'ty / set 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 NOZZLE(WH) VANE(WH) DRAIN HOSE VANE MOTOR INDOOR FAN MOTOR RUBBER MOUNT LINE FLOW FAN BEARING MOUNT ROOM TEMPERATURE THERMISTOR INDOOR COIL THERMISTOR TERMIN ...

  • Mitsumi electronic MU12NN - page 49

    49 Part numbers that are circled are not shown in the illustration. OUTDOOR UNIT STRUCTURAL P ARTS MU09NW No. Parts No. Parts Name Symbol in Wiring Diagram MU09NW Remarks (Drawing No.) Q'ty / set 1 2 3 4 5 6 7 8 9 10 11 12 13 14 CABINET TOP PANEL FAN GUARD SERVICE PANEL OUTDOOR HEAT EXCHANGER COMPRESSOR COMPRESSOR RUBBER SET STOP VALVE(LIQUID) ...

  • Mitsumi electronic MU12NN - page 50

    50 OUTDOOR UNIT FUNCTIONAL P ARTS AND ELECTRICAL P ARTS MU09NW No. Parts No. Parts Name Symbol in Wiring Diagram MU09NW Remarks (Drawing No.) Q'ty / set 1 2 3 4 5 PROPELLER FAN OUTDOOR FAN MOTOR COMPRESSOR CAPACITOR OUTDOOR FAN CAPACITOR TERMINAL BLOCK 1 1 1 1 1 RA6W23 - 55 µ F/220VAC 5.0 µ F/250VAC MF C1 C2 TB1 E02 085 501 E02 268 301 E02 2 ...

  • Mitsumi electronic MU12NN - page 51

    51 INDOOR UNIT STRUCTURAL P ARTS MS12NN (WH) MS15NN (WH) MS17NN (WH) No. Parts No. Parts Name Symbol in Wiring Diagram Remarks (Drawing No.) Q'ty / set 1 2 3 4 5 6 7 FRONT PANEL(WH) FRONT PANEL(WH) FRONT PANEL(WH) GRILLE(WH) BOX(WH) AIR FILTER INSTALLATION PLATE SCREW CAP(WH) LAMP PANEL LAMP PANEL LAMP PANEL 1 1 1 2 1 3 1 1 1 1 2 1 3 1 1 1 1 2 ...

  • Mitsumi electronic MU12NN - page 52

    52 No. Parts No. Parts Name Symbol in Wiring Diagram Remarks (Drawing No.) Q'ty / set 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 NOZZLE(WH) VANE(WH) DRAIN HOSE INDOOR FAN MOTOR INDOOR FAN MOTOR RUBBER MOUNT AUTO RESTART ELECTRONIC CONTROL P.C. BOARD ELECTRONIC CONTROL P.C. BOARD ELECTRONIC CONTROL P.C. BOARD ELECTRICAL BOX LINE FLOW FA ...

  • Mitsumi electronic MU12NN - page 53

    53 No. Parts No. Parts Name Symbol in Wiring Diagram Remarks (Drawing No.) Q'ty / set 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 CABINET GRILLE SERVICE PANEL OUTDOOR HEAT EXCHANGER OUTDOOR HEAT EXCHANGER MOTOR SUPPORT MOTOR SUPPORT COMPRESSOR COMPRESSOR COMPRESSOR BASE BASE OUTDOOR FAN MOTOR PROPELLER FAN COMPRESSOR CAPACITOR COMPRESSOR C ...

  • Mitsumi electronic MU12NN - page 54

    54 ACCESSOR Y AND REMOTE CONTROLLER P ARTS MS09NW (WH) MS12NN (WH) MS15NN (WH) MS17NN (WH) 1 2 No. Parts No. Parts Name Symbol in Wiring Diagram MS09NW, MS12NN MS15NN, MS17NN (WH) Remarks (Drawing No.) Q'ty / set 1 2 REMOTE CONTROLLER REMOTE CONTROLLER HOLDER 1 1 E02 268 426 E02 141 083 OB192--2.qxp 24/6/97 12:02 AM Page 54 ...

  • Mitsumi electronic MU12NN - page 55

    55 14 10ft 16ft 23ft 33ft 10ft 16ft 23ft 33ft 49ft 3/8 5/8 1/4 C 13/16 D 1-1/16 C 1-7/32 D 1-1/16 MAC - 440PI MAC - 441PI MAC - 442PI MAC - 443PI MAC - 670PI MAC - 671PI MAC - 672PI MAC - 673PI MAC - 674PI MS09NW MS12NN MS15NN MS17NN 0 1 0 1 3 Pipe length Cross-section Part No. Model A-Gas B-Liquid Pipe size O.D Insulation Additional refrigerant ch ...

  • Mitsumi electronic MU12NN - page 56

    New publication, effective May 1997. Specifications subject to change without notice. C C Copyright 1997 MITSUBISHI ELECTRIC ENGINEERING CO.,L TD. Issued in May 1997 NO. OB192 5042 OB192--2.qxp 24/6/97 12:02 AM Page 56 ...

  • Mitsumi electronic MU12NN - page 57

    3400 Lawrenceville Suwanee Road ● Suwanee, Georgia 30024 Toll Free: 800-433-4822 ● Toll Free Fax: 800-889-9904 www.mrslim.com Specifications are subject to ch ange w ithout notice. ...

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5. FAQ - questions fréquemment posées
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