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SPLIT TYPE
ROOM AIR CONDITIONER
WALL MOUNTED type
Models
Indoor unit Outdoor unit
MW24C3F MR24C3F
MW24Y3F MR24Y3F
CONTENTS
SPECIFICATIONS ................... 1
DIMENSIONS ....................... 2
REFRIGERANT SYSTEM DIAGRAM.... 3
CIRCUIT DIAGRAM ................. 4
INDOOR PCB CIRCUIT DIAGRAM ..... 5
OUTDOOR PCB CIRCUIT DIAGRAM . . . 8
ERROR CONTENTS ................ 13
DISASSEMBLY ILLUSTRATION....... 14
PARTS LIST....................... 20
STANDARD ACCESSORIES.......... 22
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SPECIFICATIONS NOISELEVEL INDOOR UNIT MW24C3F MW24Y3F 47dB C47dB / H45dB HIGH OUTDOOR UNIT MR24C3F MR24Y3F 41dB C41dB / H41dB MED INDOOR UNIT COOLING CAPACITY 24,200BTU/hr 24,200BTU/hr 36dB C36dB / H36dB LOW - 27,600BTU/hr QUIET 32dB C32dB / H32dB HEATING CAPACITY C52dB / H53dB OUTDOOR UNIT 52dB ELECTRICAL DATA POWER SOURCE 208V / 230V 208V / 230V REFRIGERANTCHARGE(R410A) FREQUENCY 60Hz 60Hz 3lb.8oz.(1,600g) Pipe Length 15 m COOLING 10.1A 10.1A 20 m 3lb.12oz.(1,700g) RUNNING CURRENT FULL CHARGE
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OUTLINE AND DIMENSIONS Unit:inch(mm) INDOOR UNIT 12-5/8" (320) 39-1/4" (998) 9" (228) OUTDOOR UNIT 20"(508) 3/4"(20) 23-1/4"(540) 4-15/16"(125) 2-3/8" 11-13/16"(300) 31-1/8"(790) (60) 2006.02.23 2 22-3/4"(578) 13-11/16"(347) 3/8" (10) 1-7/8"(48) 12-5/8"(320)
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REFRIGERANT SYSTEM DIAGRAM Models : MW24C3F / MR24C3F MW24Y3F / MR24Y3F Heat exchanger 3-Way ( INDOOR ) valve Muffler 2-Way valve 4-Way valve Strainer Expansion valve Heat exchanger Strainer ( OUTDOOR ) Strainer Cooling Heating Refrigerantpipediameter Liquid:1/4"(6.35mm) Gas:5/8"(15.88mm) 2006.02.23 3 Sub-accumulator Compressor
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CIRCUIT DIAGRAM 2004.11.09 4
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INDOOR PCB CIRCUIT DIAGRAM Models: MW24C3F MW24Y3F TERMINALBOARD N N L THERMAL L FUSE103 CONTROLUNIT OUTDOOR MW24C3F:EZ-005CWSE UNIT SERIAL 3 MW24Y3F:EZ-00523HSE EARTHTERMINAL EARTH GREEN RED WHITE BLACK INDICATORPCBASSY K05CY-0500HSE-D0 W4 TM2 TM4 TM1 22007 22007 22007 CONTROLLERPCBASSY MW24C3F:K05CX-0507WSE-C1 CN6 MW24Y3F:K05CX-0506HSE-C1 5P-SAN 1 2 3 4 CN201 5 CN11 JB20-07HG B07B-9ASK CN2 1 CN11-1 RED 1 LOUVER SJH20-05WS CN11-2 WHITE 2 2 (RIGHT/LEFT) CN2-1 RED 1 3 CN11-3 WHITE 3 CN2-2 ORANGE
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CONTROLLERPCBASSY MW24C3F:K05CX-0507WSE-C1 Models: MW24Y3F:K05CX-0506HSE-C1 MW24C3F T2 HICFORSERIALCOMMUNICATIONS 280V D7 MY064 1NH42 MW24Y3F POWERSUPPLYCIRCUIT 6 D12 D2F20U 5 12V D9 D1FL20U 4 R79,R81-R84 W5 D10 D1FL20U 5V TH1 3 8 20V 10K<1/10W>x5 IC26 5D-11 2 9 T1-12 R45 100K C4 C6 1 10 R67 R70 100P 150/ 150 C32 1.2K IC26-14 IC26-10 315V JM5 1 0.01 <1/10W> <1/10W> IC1-76 AUTORESTART/PLUGON 18 14 10 5 4 3 21 (3) (2) VA6 5V 3 8 2 C35 27 6 5 4 3 2 1 TEMPERATURECORRECTION-1 JM6 I
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Models: MW24C3F MW24Y3F INDICATORPCBASSY K05CY-0500HSE-D0 5V 5V CN201 1 D201 2 SLR-325 3 4 D202 SLR-325 5 C201 D203 6 0.1 SLR-325 7 5V IC201 R201 GP1UM261R 47 2 VCC <1/4W> OUT 1 GND 3 +C202 47/ 10V 2006.02.23 7
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OUTDOOR PCB CIRCUIT DIAGRAM Models: MR24C3F MR24Y3F INVERTERASSY EZ-0050AHUE UL1015 EMIFILTER AWG14 WHITE N UL1015 POWERSOURCE UL1015 AWG14 AWG14 AC220-240V BLACK BLACK B EMIFILTER 50/60Hz L W1 UL1015 F200 TM101 AWG20 UL1015 AWG14 ORANGE W28 RED TLC25A-250V,B B B 3 UL1015 W2 AWG20 + BLACK INDOORUNIT 2 UL1015 POWERSUPPLYPCB - AWG20 TM102 WHITE D100 UL1015 AWG14 BROWN K05CW-0500HUE-FL0 W29 1 D25XB60 B B EMIFILTER W17 B W18 F100 UL1015 FSL3.15A-250V(EM) W16 UL1015 AWG14 RED AWG16 GREEN B W3 B CT IN
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Models: CONTROLLERPCBASSY MR24C3F K05CU-0507HUE-C1 MR24Y3F C64 10K <1/10W> C64 10K <1/10W> 2006.02.23 9
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Models: MR24C3F MR24Y3F 2006.02.23 10 POWERSUPPLYPCB K05CW-0500HUE-FL0
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Models: MR24C3F MR24Y3F TRPCBASSY(IPM) K05CZ-0500HUE-TR0 2006.02.23 11
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Models: MR24C3F MR24Y3F CAPACITORPCBASSY K05DG-0500HUE-P0 YELLOW SMOOTHINGCIRCUIT B W12 P W7 WHITE YELLOW B B R200 C202 C200 C201 + ++ 220K 660/ 660/ 660/ BLUE <2W> 450V 450V 450V B N W13 W8 VIOLET BLUE B B POWER_G 2006.02.23 12
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ERROR CONTENTS Display Error Operation Error TimerLED LED 2flash Serialsignal(reverse)error,atoperationstartup 3flash Serialsignal(reverse)error,duringoeration Serialsignalerror Normal 4flash Serialsignal(forward)error,atoperationstartup 5flash Serialsignal(forward)error,duringoperation 8flash Wiredremotecontrollererror 2flash Indoortemperaturethermistoropen/short Indoorunitthermistorerror 2flash 3flash Heatexchangermiddlethermistoropen/short 2flash Dischargethermistoropen/short 3flash Heatexcha
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DISASSEMBLY ILLUSTRATION Models : MW24C3F, MW24Y3F 5 5 4 1 6 4 2 2 2006.02.23 14
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Models:MW24C3F,MW24Y3F 2006.02.23 15 32 34 36 33 35 28 31 27 29 9 30 8
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Models:MW24C3F,MW24Y3F 2006.03.14 16 26 23 22 10
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Models:MW24C3F,MW24Y3F 37 38 39 53 41 42 55 16 49 40 48 52 47 17 2006.02.23
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Models:MR24C3F,MR24Y3F 2006.03.14 18 1 2 16 18 13 12 34 35 33 7 24 20 6 14 11 37 32 38 3 4 10 50 8 53 36 54 22 5 21 39 52 51
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Models:MR24C3F,MR24Y3F 44 40 43 46 45 41 42 25 55 2006.03.14 19
