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Friedrich MW24Y3H manual

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Table of contents for the manual

  • Page 1

    SPLIT TYPE ROOM AIR CONDITIONER WALL MOUNTED TYPE Indoor unit Outdoor unit MW18Y3H MW24Y3H MR18Y3H MR24Y3H CONTENTS SPECIFICATIONS .................... 1 DIMENSIONS ........................ 2 REFRIGERANT SYSTEM DIAGRAM ..... 4 CIRCUIT DIAGRAM ................... 5 ERROR DERECTION ................. 7 INDOOR PCB CIRCUIT DIAGRAM ....... 10 OUTDOOR PCB[...]

  • Page 2

    2010.02.26 1 INDOOR UNIT HxWxD HxWxD 12-5/8 x 39-1/4 x 9 inch 320 x 998 x 228 mm OUTDOOR UNIT 32-3/4 x 35-3/8 x 13 inch 830 x 900 x 330 mm DIMENSIONS INDOOR UNIT Shipping / Net Shipping / Net 40 lbs / 31 lbs 18 kg / 14 kg OUTDOOR UNIT 150 lbs / 135 lbs 68 kg / 61 kg WEIGHT SPECIFICATIONS TYPE Cool & heat inverter INDOOR UNIT OUTDOOR UNIT MW18Y3[...]

  • Page 3

    DIMENSIONS Unit : inch (mm) Drain pipe diameter Inside : 5/8 inch (16 mm) Outside : 1-3/32 inch (28 mm) Liquid pipe diameter : 3/8 inch (9.52 mm) Gas pipe diameter : 5/8 inch (15.88 mm) INDOOR UNIT 39-1/4" (998) 9" (228) 12-5/8" (320) 2010.02.26 2[...]

  • Page 4

    Unit : inch (mm) OUTDOOR UNIT 3"(77) 35-1/2" (900) 32-3/4" (830) 17-3/8" (440) 7/8" (21) 3/8" (9) 15-3/4" (400) 13" (330) 1-1/4" (31) 1/2" (12) 7-3/4" (196) 5-3/4" (147) 6-3/4" (170) 3-7/8" (99) 14-5/8" (370) 25-5/8" (650) Air Flow 2010.02.26 3[...]

  • Page 5

    REFRIGERANT SYSTEM DIAGRAM 3-Way valve (Small) 3-Way valve (Large) Strainer Strainer Muffler Pressure switch 4-Way valve Expansion valve Heat exchanger ( INDOOR ) Heat exchanger ( OUTDOOR ) Sub-accumulator Compressor Refrigerant pipe diameter Liquid : 3/8" (9.52 mm) Gas : 5/8" (15.88 mm) Cooling flow Heating flow 2010.02.08 3[...]

  • Page 6

    RED RED BROWN BROWN BLUE BLUE BLACK BLACK BROWN BROWN BLACK BLACK WHITE YELLOW ORANGE BLUE BROWN RED BROWN YELLOW WHITE BLACK RED RED GREEN WHITE BLACK WHITE BLACK VIOLET WHITE BLACK WHITE WHITE WHITE WHITE BLACK BLACK GRA Y RED WHITE BLACK BROWN ORANGE BLACK RED YELLOW BLUE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WHITE WH[...]

  • Page 7

    L1 L2 3 2 1 G G POWER SOURCE 7 6 5 4 3 2 1 7 6 5 4 3 2 1 7 6 5 4 3 2 1 5 4 3 2 1 3 2 1 3 2 1 2 1 2 1 2 1 3 2 1 5 4 3 2 1 5 4 3 2 1 6 5 4 3 2 1 6 5 4 3 2 1 6 5 4 3 2 1 6 5 4 3 2 1 5 4 3 2 1 1 2 3 4 5 6 1 2 3 4 5 6 CN13 CN16 CN14 CN10 CN3 CN1 CN8 CN6 CN5 CN1 1 CN2 TM1 TM4 TM2 W5 CN201 BLUE YELLOW WHITE BLACK RED BLUE PINK YELLOW ORANGE RED BLUE PINK [...]

  • Page 8

    CN1 1-2 WHITE CN1 1-1 RED CN1 1-3 WHITE CN1 1-4 WHITE CN1 1-5 WHITE CN1 1-6 WHITE CN1 1-7 WHITE CN3-2 WHITE CN3-1 RED CN2-2 BLACK CN2-1 BLACK CN13-1 CN13-5 CN13-4 CN13-3 CN13-2 BLACK BLACK CN10-3 WHITE CN10-2 YELLOW CN10-1 BLUE CN10-4 BLACK CN10-6 RED CN8-3 YELLOW CN8-4 PINK CN8-5 BLUE CN8-2 ORANGE CN8-1 RED CN5-3 YELLOW CN5-4 PINK CN5-5 BLUE CN5-2[...]

  • Page 9

    5V 12V R88 1.0k <1/10W> C57 0.01 <B> IC 7 - 2 uLN2003ADR L4 0R0 C51 0.01 <B> K10 G5NB-1A L3 0R0 R101 330 <1/10W> CN14 B3B-XH-AM CN16 B2B-XH-A 21 5 4 2 3 1 3 4 2 1 IC 1 - 6 3 I C1-64 2 1 3 2 1 12V R109 10k <1/10W> BZ1 PKM13EPYH-4000-A0 IC 1 8 - 7 uLN2003ADR 7 10 12V 12V 12V 12V IC7 IC1 8 IC1 6 9 8 9 8 9 8 IC 1 - 4 1 2 3[...]

  • Page 10

    CN201 07 JB20 / P AP 1061 L=230 5V C201 0.1 <F> 5V + C202 47/ 10V R201 47 <1/4W> I C201 GP1UM261RKVF 5V D201 SLR-325MC D203 SLR-325MC D202 SLR-325DC 5 4 6 1 2 3 7 2 1 3 VCC OUT GND GREEN ORANGE GREEN INDOOR UNIT INDICA TOR PCB ASSEMBL Y K05CY -0902HSE-D0 2010.01.20 9[...]

  • Page 11

    INVERTER ASSEMBL Y MR18Y3H : EZ-009SHUE MR24Y3H : EZ-009THUE OUTDOOR PCB CIRCUIT DIAGRAM 2010.03.01 10 D100 D25XB60 + - 2 3 1 4 EMI FIL TER ZCA T2132-1130 1T COMPRESSOR UL3271 AWG1 4 x3 RED WHITE BLACK TM305 TM304 TM303 TM301 TM302 TM101 TM102 W16 B W17 B W306 B W307 B W8 B W7 B W12 B W13 B L1 L2 P N1 W4 B W29 B W28 B W1 B W2 B W17 B W18 B W3 B W19[...]

  • Page 12

    5V 5V R40 10k <1/10W> D670 DAN217U 3 21 R41 1.0k <1/10W> C42 1000p <B> C670 0.1 <F> R674 1.0k <1/10W> R84 1.0k <1/10W> 5V R85 4.7k <1/10W> C74 470p <B> 5V IC 1 MB90467PFM 17 16 2 35 3 59 58 60 21 34 47 27 28 29 30 31 32 33 57 41 42 43 44 10 9 8 7 5 6 4 22 23 2 1 3 49 24 13 48 19 1 61 62 63 64 20 18 15[...]

  • Page 13

    37 23 22 21 24 25 26 27 28 36 35 34 33 32 31 38 13 15 20 16 18 7 9 10 12 1 3 4 6U P VP1 VUFB VUFS VP VP1 VVFB VVFS WP VP1 VNO VWFB VWFS NC NW NV NU W V U P WN VN UN FO CFO CIN VNC VN1 - + 7 5 6 + - 1 3 2 3 2 1 3 2 1 IP M - G I PM-G I PM-G POWER-GND POWER-G R55 0R0 C50 0R0 I P M-GND I C70-2 BA2903F-E2 C161 0.1 <X7R> D100 LL25XB60 IC 3 0 1 MR18[...]

  • Page 14

    12V K101 G4A-1A or DW12D1 C108 3.3 <LE> L102 N200500K1D7C-02N R101 ZPR0RCH400 PTC THERMISTOR 12V L101 RCH3818-022PF07 C106 3.3 <LE> 4 3 12 3 2 4 1 4 3 L100 RCH3818-022PF07 12 C103 3.3 <LE> C104, C105 0.022 <YE> x2 C100 3.3 <LE> SA100 RA-302M V A100, V A101 470V <TNR> x2 F101 5.00A 250V F100 5.00A 250V CN100 17252[...]

  • Page 15

    12V K101 G4A-1A or DW12D1 C108 3.3 <LE> L102 N200500K1D7C-02N 12V L101 RCH3818-022PF07 C106 3.3 <LE> 4 3 12 3 2 4 1 4 3 L100 RCH3818-022PF07 12 C103 3.3 <LE> C104, C105 0.022 <YE> x2 C100 3.3 <LE> SA100 RA-302M V A100, V A101 470V <TNR> x2 F101 5.00A 250V F100 5.00A 250V CN100 172520-2 POWER RELA Y CONTROL W25 B [...]

  • Page 16

    W7 B YELLOW W8 B BLUE W12 B WHITE W13 B VIOLET P N + + + C200 - C202 660/ 450V x3 POWER_G W7 B YELLOW W8 B BLUE W12 B WHITE W13 B VIOLET P N + + POWER_G MR24Y3H CAP ACITOR PCB ASSEMBL Y K05FB-0903HUE-P0 OUTDOOR UNIT MR18Y3H CAP ACITOR PCB ASSEMBL Y K05FB-0902HUE-P0 2010.01.25 15 C201 660/ 450V C203 660/ 450V[...]

  • Page 17

    ERROR DETECTION Error Operation LED Timer LED Serial signal error Normal 2 flash 3 flash 4 flash 5 flash Serial signal (reverse) error, at operation start up Serial signal (reverse) error, during oeration Serial signal (forward) error, at operation start up Serial signal (forward) error, during operation Indoor unit thermistor error 2 flash 8 flash[...]

  • Page 18

    LED OUTDOOR UNIT 0.5 second on / 0.5 second off on 0.1 second on / 0.1 second off 2.0 second on / 2.0 second off IPM overcurrent protection Discharge temperature abnormal Thermistor abnormal CT abnormal 0.1 second on / 2.0 second off 5.0 second on / 5.0 second off ERROR Compressor location abnormal Fan abnormal 2010.02.26 17[...]

  • Page 19

    2010.02.26 18 PARTS INDOOR UNIT 4 3 4 6 2 1 5 5 1 Front Panel Total Assy 9315335258 2 Front Panel 9314991080 3 Intake Grille Assy 9315336064 4 Air Filter 9315014016 5 Clamper Grille 9306755010 6 Receiver Window 9315010018 -- Remote 9379219013 -- Remote Holder 9305642045 Ref Descriprion Part number[...]

  • Page 20

    16 18 24 25 19 13 22 20 15 21 23 2010.02.26 19 INDOOR UNIT 11 17 14 26 27 12 Ref Descriprion Part number 24 Diffuser Z 9315003010 22 Louver Z 9315001016 23 Diffuser U 9315002013 25 Spring C 9314142017 21 Louver U 9315000019 -- Fan Guard Holder Right 9315814012 27 Joint B 9315006011 -- Fan Guard 9305751051 -- Fan Guard Holder Left 9315815019 26 Pill[...]

  • Page 21

    2010.02.26 20 34 31 40 39 38 32 36 37 35 33 INDOOR UNIT 39 Bearing C Assy 9306628017 31 Evaporator Total Assy 9315338020 40 Room Therimistor Holder 9315252012 32 Water Seal 9315251015 33 Evaporater Holder R 9314994012 34 Evaporater Holder L 9314995019 35 Rear Bracket 9315022011 36 Filter Guide 9315013019 37 Filter Guard 9315411013 Ref Descriprion P[...]

  • Page 22

    INDOOR UNIT 21 2010.02.26 47 49 51 44 46 45 50 43 41 42 48 41 Controller PCB (18) Controller PCB includes a room thermistor. 9708065168 41 Controller PCB (30) 9708065182 41 Controller PCB (24) 9708065175 42 Control Box 9314996023 43 Control Cover 9314997020 44 Motor Case 9314998027 45 Terminal Earth 9315028013 46 DC Brushless Motor 9602784004 47 Mo[...]

  • Page 23

    OUTDOOR UNIT P ARTS 2010.02.26 22 5 6 4 3 2 1 1 Top Panel Sub Assy 9374417032 2 Front Panel Sub Assy 9374414079 -- Protective Net 9375381011 -- Drain Assy 9303029015 -- Drain Cap 313166024302 3 Service Panel Sub Assy 9374415052 5 Right Panel Sub Assy 9374416134 4 Emblem Rear 9375212032 6 Valve Cover 9374174010 Ref. Part number Description[...]

  • Page 24

    OUTDOOR UNIT 2010.02.26 23 15 14 16 13 12 11 17 14 Motor Bracket Sub Assy 9374418152 16 Propeller Fan Assy 9366378020 17 Valve Plate 9374099030 15 Fan Motor 9602843015 13 Condenser A Assy 9374433056 12 Separate Wall Sub Assy 9374413188 11 Base Assy 9374166206 Ref. Part number Description[...]

  • Page 25

    OUTDOOR UNIT 2010.02.26 24 30 26 21 31 22 23 27 25 24 32 29 28 Ref. 21 Strainer Assy 9372524015 22 3-Way Valve Sub Assy 9377958013 23 3-Way Valve Assy 9377959010 24 Check Joint Assy 9372802038 25 Compressor Sub Assy 9810135001 26 Accumulator 9385005006 28 4-Way Valve 9900164010 29 Solenoid 9970055034 30 Pressure Switch 9900186012 27 Accumulator Sup[...]

  • Page 26

    OUTDOOR UNIT 2010.02.26 25 52 53 54 49 47 44 46 50 45 51 43 42 48 41 Connector : Blue Connector : Orange Connector : Green Connector : Red 41 PCB Case Assy 9375316020 42 Inverter Case 9375314019 43 ACTPM 9707592016 44 PTC Thermistor 9704265012 45 Inverter PCB Assy (30) 9707667301 45 Inverter PCB Assy (24) 9707667295 45 Inverter PCB Assy (18) 970766[...]

  • Page 27

    9305642045 Remote control holder Name and Shape Part number 9315023018 9379219013 0600185534 0700076046 9310519004 9312153060 9311925071 Remote control Battery (penlight) Cloth tape Tapping screw (big) Wall hook bracket ACCESSORIES 9368568009 9301102000 313166024302 Tapping screw (small) 0700019036 Air cleaning filter Air cleaning filter frame Drai[...]

  • Page 28

    1002G3767[...]