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SPLIT TYPE
ROOM AIR CONDITIONER
WALL WOUNTED TYPE
Indoor unit Outdoor unit
MW24C3G MR24C3G
CONTENTS
SPECIFICATIONS. . . . . . . . . . . . . . . . . . . .1
DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . .2
REFRIGERANT SYSTEM DIAGRAM. . . . .3
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . 4
INDOOR PCB CIRCUIT DIAGRAM . . . . . . 5
OUTDOOR PCB CIRCUIT DIAGRAM . . . . 8
ERROR DETECTION . . . . . . . . . . . . . . . .10
PARTS (indoor unit) . . . . . . . . . . . . . . . . . 12
PARTS (out
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SPECIFICATIONS ELECTRICAL DATA COMPRESSOR AND REFRIGERANT Hermetic type, 4 pole, INDOOR UNIT MW24C3G TYPE DC inverter motor, OUTDOOR UNIT MR24C3G Scroll DISCRIMINATION DA150A1F-20NA COOLING CAPACITY 24,000 BTU, 7.03 kW WEIGHT (with oil) 22 lbs, 10.0 kg POWER SOURCE 208 / 230 V REFRIGERANT TYPE R410A FREQUENCY 60 Hz PRECHARGED REFRIGERANT 2 lbs 14 oz, 1,300 g 10.5 A RUNNING CURRENT Pipe length 49 ft, 15 m 2 lbs 14 oz, 1,300 g INPUT WATTS 2.4 kW 66 ft, 20 m 3 lbs 1 oz, 1,400 g E.E.R. 10.0 BTU/hW,
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DIMENSIONS Unit : inch (mm) INDOOR UNIT 39-1/4 (998) 9 (228) Drain hose length : 26-3/8 inch (670 mm) OUTDOOR UNIT 11-13/32 (290) 31-3/32 (790) 21-1/4 (540) 2010.11.02 2 24-13/32 (620) 12-5/8 (320)
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REFRIGERANT SYSTEM DIAGRAM Heat exchanger (Indoor unit) 3-way valve 2-way valve Muffler Sub-accumulator Expansion valve Compressor Strainer Heat exchanger (Outdoor unit) Refrigerant direction Refrigerant pipe diameter Liquid : 1/4" (6.35 mm) Gas : 5/8" (15.88 mm) 2010.11.02 3
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INDOOR UNIT OUTDOOR UNIT REACTOR TEST 1 2 3 4 5 CN13 BLUE 2 1 1 COMPRESSOR EX OUT ( OPTION ) YELLOW 1 2 2 WHITE R 3 or 3 RED BLACK W7 3 4 4 FM FAN MOTOR WHITE W8 CM 2 5 5 WHITE EX IN ( OPTION ) WHITE BLACK S W10 RED W9 1 6 6 RED RED W11 C BLUE PIPE THERMISTOR 6 6 CONTROLLER PCB ASSY PINK BLACK 5 5 LOUVER RED BLACK M 4 4 1 1 1 1 YELLOW ( DIFFUSER ) 3 3 2 2 2 2 ORANGE 3 3 WHITE THERMISTOR CN71 2 2 2 BROWN 3 3 3 3 2 2 RED RED BLACK 1 1 ( DISCHARGE TEMP. ) BROWN 1 CN800 4 4 FM 4 4 1 1 WHITE 5 5 YELL
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INDOOR PCB CIRCUIT DIAGRAM OUTDOOR UNIT TERMINAL BOARD L THERMAL 1 FUSE 102 N 2 CONTROL UNIT SERIAL 3 EZ-0107WSE EARTH EARTH TERMINAL INDICATOR PCB ASSEMBLY K05CY-0500HSE-D0 TM2 TM1 TM4 W5 22007 22007 22007 CONTROLLER PCB ASSEMBLY ( MAIN PCB ) K08CX-1001WSE-C1 CN6-1 RED WIRED REMOTE CONTROL CN6-2 WHITE ( OPTION ) CN6-3 BLACK 1 CN11-1 RED 1 2 CN11-2 WHITE 2 CN2-1 RED 1 3 CN11-3 WHITE 3 CN2-2 ORANGE CN11 CN201 2 4 CN11-4 WHITE 4 B07B-PASK JB20-07HG CN2 CN2-3
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C32 T1 340V 0.01 D9 MY064 D1FL20U 6 D12 D2FL20U 5 12V W5 4 D10 D1FL20U R79, R81 - R84 5V 3 8 20V 10k <1/10W> x 5 I C 2 6 H I 2 0 0 3 R 3 R45 2 9 T1-12 100k 10 1 R67 C4 150 F1 47pF I C26-14 I C26-10 L2 D7 1 JM5 3.15A <1/10W> 2 1kV 18 14 10 5 4 3 1 L1 0.6A 10mH R106 I C1-76 C6 UF4007 5V R48 8 7 6 5 4 3 2 1 250V 2 3 SS21V + C35 JM6 1.0k K1-4 100/ R64 C38 R53 200k I C1-42 I C26-10 0.01 D8 <1/2W> D6 420V 1.8k 0.1 5.6k TM2 C13 <1/10W> JM7 4 3 4 1SS355 R46 I C1-41 D3SB60 <1/10
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INDOOR UNIT INDICATOR PCB ASSEMBLY K05CY-0500HSE-D0 5V 5V CN201 07 JB20 / PAP 1061 L=230 D201 1 SLR-325VC RED 2 D202 3 SLR-325MC 4 GREEN 5 C201 6 0.1 7 D203 SLR-325DC ORANGE 5V I C201 R201 GP1UM261RKVF 47 VCC 2 <1/4W> OUT 1 GND 3 + C202 47/ 10V 2010.08.30 7
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OUTDOOR PCB CIRCUIT DIAGRAM INVERTER ASSEMBLY EZ-0101WUE EMI FILTER EMI FILTER ZCAT2132-1130 I NDOOR UNIT F202 1T U UL3271 AWG16 W103 COMPRESSOR RED L 5A - 250V UL1015 AWG20 UL1015 AWG14 B W7 1 BLACK BLACK W1 B UL3271 AWG16 V WHITE B W8 C M N UL1015 AWG14 2 WHITE UL3271 AWG16 W W2 B BLACK W100 B W9 REACTOR UL1015 AWG20 SERIAL WHITE UL1015 AWG20 3 RED W4 B W102 1 BLACK UL1015 AWG20 BLACK CN30 4-WAY VALVE UL1015 AWG16 2 B2P3-VH-B-C POWER SOURCE 4 GREEN W101 BLAC
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F100 C100 - C102 250V 15A 660uF / 450V x 3 15V REACTOR R200 DCV L300 U V W 39 POWER SOURCE ELC0607RA PFC5000-0702F <1/2W> AC208 - 230V D102 W10 W11 FH2 x 2 RED 60Hz WHITE 1NH42 L1 F4 D200 - D202 W7 W8 W9 D100 R103 W1 RHC4716-070PF07 250V US1J x 3 L LL25XB60 100 BLACK 3.15A R104 2 1 C4 <1/2W> + + + 1 + VA1 2 220k FH1 2 0.01 470V 3 4 Q100 C103 <2W> - 1 C1 R400 - R407 GT30J122(Q) 0.1 3 1.0 C6 + + + 0.2 <1W> 1% x 8 + D101 VA2 3.3 I C200 R102 C5 W5 LL25XB60 470V ORANGE 47k
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ERROR DETECTION Display Error Error Operation Timer LED LED 2 flash Serial signal (reverse) error, at operation start up 3 flash Serial signal (reverse) error, during oeration Serial signal error Off 4 flash Serial signal (forward) error, at operation start up 5 flash Serial signal (forward) error, during operation 8 flash Wired remote controller error 2 flash Indoor temperature thermistor open / short Indoor unit thermistor error 2 flash 3 flash Heat exchanger middle thermistor open / short 2 f
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OUTDOOR UNIT LED ERROR on Discharge temperature abnormal 5.0 second on / 5.0 second off Fan abnormal 5.0 second on / 0.1 second off AF PAM voltage abnormal 2.0 second on / 2.0 second off CT abnormal 0.5 second on / 0.5 second off Trip 0.1 second on / 2.0 second off Compressor location abnormal 0.1 second on / 0.1 second off Thermistor abnormal 2010.11.02 11
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7 PARTS INDOOR UNIT 5 4 5 2 4 6 1 3 Ref Descriprion Part number 1 Front Panel Total Assy 9315335081 2 Front Panel 9314991028 3 Intake Grille Assy 9315336064 4 Air Filter 9315014016 5 Clamper Grille 9306755010 6 Receiver Window 9315010018 7 Room Thermistor Holder 9315252012 -- Remote Control 9315027160 -- Remote Control Holder 9305642045 2010.10.14 12
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16 15 23 18 19 21 22 Ref Descriprion Part number 11 Casing Assy 9315331045 12 Casing Cover B 9315016010 11 13 Casing Cover L 9315017017 14 Casing Cover R 9315018014 15 Casing Cover F 9315019011 16 Drain Cap 9367677009 17 Drain Hose Assy 9315769015 INDOOR UNIT 18 R and L Louver 9311997016 19 Louver U 9315000019 20 Louver Z 9315001016 21 Diffuser U 9315002013 22 Diffuser Z 9315003010 23 Spring C 9314142017 -- Fan Guard 9305751051 -- Fan Guard Holder R 9315814012 -- Fan Guard Holder L 9315815019 20
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34 38 37 36 35 32 33 40 31 Ref Descriprion Part number 31 Evaporator Total Assy 9315338112 39 32 Connection Pipe Assy 9315355058 33 Water Seal 9315251015 34 Evaporater Holder R 9314994012 INDOOR UNIT 35 Evaporater Holder L 9314995019 36 Rear Bracket 9315022011 37 Filter Guide 9315013019 38 Filter Guard 9315411013 39 Crossflow Fan Assy 9315024015 40 Bearing C Assy 9306628017 2010.10.14 14
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41 42 INDOOR UNIT 43 50 45 46 51 44 47 Ref Descriprion Part number 41 Controller PCB Assy 9708065205 42 Control Box 9314996023 49 43 Control Cover 9314997020 44 Motor Case 9314998027 45 Terminal Earth 9315028013 48 46 DC Brushless Motor 9602784004 47 Motor, Step 9900384029 48 Motor, Step 9900384036 49 Motor, Step 9900139063 50 Terminal 9900447014 51 Indicator PCB Assy 9707210019 -- Pipe Thermistor 9900551018 2010.10.14 15
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5 4 PARTS OUTDOOR UNIT 1 15 3 12 7 13 2 14 8 10 6 1 Ref. Description Part number 1 Front Panel Assy 9318463026 2 Emblem 9318479003 3 Cabinet Left Assy 9318461008 11 4 Top Panel Assy 9318464030 5 Protective Net 9331640008 6 Switch Cover 9317692021 7 Cabinet Right Assy 9316044050 8 Valve Bracket 9331649001 9 Propeller Fan 9313808013 10 Motor Bracket Assy 9316041011 11 Fan Motor 9602724017 12 Reactor Assy 9900354022 9 13 Separator Assy 9331722001 14 Base Assy 9316885028 15 Condencer Tot
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OUTDOOR UNIT 26 23 25 24 27 21 22 Ref Description Parts number 21 2-way Valve Assy 9314554018 22 3-way Valve Assy 9331674003 23 Compressor Assy 9315297044 24 Pulse Motor Valve Assy 9331647007 25 Expansion Valve Coil 9900057039 26 Discharge Pipe Assy 9331643009 27 Suction Pipe Assy 9331642002 2010.11.02 17
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OUTDOOR UNIT 31 32 33 41 34 42 40 39 37 36 35 Ref Description Parts number 31 Case Cover 9309913011 32 PCB Assy 9707427455 33 PCB Holder 9313074029 34 Inverter Case Assy 9315690029 35 Inverter Case Cover 9314507038 39 38 36 Terminal Bracket 9317691017 37 Terminal 9703874055 38 Bracket Conduit 9313938017 39 Terminal Cover Assy 9317898010 -- Discharge Thermistor 9900038045 -- Heat Exchanger Thermistor 9900403010 -- Outdoor Thermistor 9900210038 2010.10.15 18
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ACCESSORIES Name and Shape Part number Wall hook bracket 9315023018 Remote control 9315027160 Remote control holder 9305642045 Battery (penlight) 0600185541 Cloth tape 9310519004 Tapping screw (big) 0700076046 Tapping screw (small) 0700019036 2010.11.02 19
