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- 2 -

System

18k

18k

24k

FAC Model Name

System

M18YJ

M18CJ

M24CJ

Outdoor Unit

MR18Y3J

MR18C3J

MR24C3J

Indoor Unit

MW18Y3J

MW18C3J

MW24C3J

Cooling Capacity

kW

0.900 ~ 5.200 ~ 6.000

0.900 ~ 5.200 ~ 6.000

0.900 ~ 6.443~ 8.644

Btu/h.

3,070 ~ 17,000 ~ 20,473

3,070 ~ 17,000 ~ 20,473

3,070 ~22,000~ 29,515

Heating Capacity

kW

0.900 ~ 6.300 ~ 9.000 

-

-

Btu/h.

3,070 ~ 20,200 ~ 30,709

-

-

Power Input

Cooling

W

1417/ 1680

1417

2040

Running Current

Cooling

A

6.3/7.3

6.3

9

Starting Current

Cooling

A

6.3/7.3

6.3

9

Cooling COP

-

3.52

3.52

3.16

EER

-

12.0

12.0

10.8

SEER

-

18.0

18.0

20.0

HSPF

9.7

-

-

Power Supply

Ø/ V / Hz

1/208-230/60

1/208-230/60

1/208-230/60

Power Factor

%

97

97

98

Air Flow Rate

Indoor (QUIET, LOW, MED, HIGH)

m

3

/min(CFM)

8.5(300)/11(389)/14.5(512)/17.0(600) 8.5(300)/11(389)/14.5(512)/17.0(600) 8.5(300)/11(389)/14.5(512)/17.0(600)

Outdoor,Max

m

3

/min(CFM)

50(1,766)

50(1,766)

60(2,119)

Moisture Removal

l/h.

2

2

2.6

Sound Level

Indoor,H/M/L/Sleep

dB(A)±3

45  / 40 / 35 / 29 

45  / 40 / 35 / 29 

46  / 40 / 35 / 29 

Outdoor,Max

dB(A)±3

53

53

54

Refrigerant & Charge (at 7.5 m/24.6ft)

g(oz)

R410A, 1,350(47.6)

R410A, 1,350(47.6)

R410A, 1,800(63.5)

Additional Refrigerant charge

g/m(oz/ft)

20(0.22)

20(0.22)

35(0.38)

Compressor

Type

Twin Rotary

Twin Rotary

Twin Rotary

Model

GKT141MB

GKT141MB

GJT240MBA

Motor Type

Brushless DC Motor

Brushless DC Motor

Brushless DC Motor

Oil Type

PVE(FVC68D)

PVE(FVC68D)

PVE(FVC68D)

Oil Charge

cc

470

470

900

O.L.P. name

-

-

-

Fan(Indoor)

Type

Cross Flow Fan

Cross Flow Fan

Cross Flow Fan

Motor Output

W

30

30

76.1

Fan(Outdoor)

Type

Propeller

Propeller

Propeller

Motor Type

BLDC

BLDC

BLDC

Motor Output

W

85

85

124

Circuit Breaker*

A

20

20

25

Power Supply Cable

No.*mm

2

(AWG)

3*2.0(14)

3*2.0(14)

3*2.5(12)

Power and Transmission Cable

No.*mm

2

(AWG)

4*1.0 (18)

4*1.0 (18)

4*1.0 (18)

Piping Connections

Liquid Side

mm(in)

6.35(1/4)

6.35(1/4)

9.52(3/8)

Gas Side

mm(in)

12.7(1/2)

12.7(1/2)

15.88(5/8)

Drain Hose(O.D / I.D.)

mm(in)

21.5 / 16.0(0.85 / 0.63)

21.5 / 16.0(0.85 / 0.63)

21.5 / 16.0(0.85 / 0.63)

Dimensions

Indoor (W*H*D)

mm

1,030*325*245

1,030*325*245

1,030*325*245

inch

40.6*12.8*9.64

40.6*12.8*9.64

40.6*12.8*9.64

Outdoor (W*H*D)

mm

870*655*320

870*655*320

870*800*320

inch

34.3*25.8*12.6

34.3*25.8*12.6

34.3*31.5*12.6

Net Weight

Indoor

kg(lbs)

14.5(31.96)

14.5(31.96)

15(33.1)

Outdoor

kg(lbs)

44(97)

44(97)

55(121.25)

Gross Weight

Indoor

kg(lbs)

18.2(40.1)

18.2(40.1)

18.7(41.23)

Outdoor

kg(lbs)

46(101.4)

46(101.4)

58.5(128.97)

Operation Range

Cooling(Outdoor)

°C(℉)DB

-10(-18)*~48{14.0(0)*~118.4} -10(-18)*~48{14.0(0)*~118.4} -10(-18)*~48{14.0(0)*~118.4}

Heating(Outdoor)

°C(℉)WB

-20(-4)~24(75.2)

-

-

Piping Length (Min/Max)

m(ft)

3(9.84) / 20(65.6)

3(9.84) / 20(65.6)

3(9.84) / 30(98.4)

Chargeless

m(ft)

7.5(24.6)

7.5(24.6)

7.5(24.6)

Max. Elevation Difference

m(ft)

10(32.8)

10(32.8)

15(49.2)

Tool Code(Chassis)  Outdoor

SC + UE

SC + UE

SC + UE1+

Functions

Temperature Control

Allergy free filter

-

-

-

Plasma Filter

-

-

-

Prefilter(washable/anti-fungus)

Auto Clean

CHAOS Wind(Auto Wind)

Steps, Fan/Cool/Heat

6/6/6

6/6

6/6

Airflow Direction Control(Up& Down)

Auto

Auto

Auto

Airflow Direction Control(Left & Right)

Auto

Auto

Auto

Remote Controller Type

Wireless LCD

Wireless LCD

Wireless LCD

Setting Temperature

Cooling

18℃~30℃

18℃~30℃

18℃~30℃

Range

Heating

16℃~30℃

-

-

Auto Operation (MicomControl)

-

-

-

Auto Changeover (MicomControl)

Self Diagnosis

Timer

24h, On/off

24h, On/off

24h, On/off

Sleep Operation

Soft Dry Operation

Restart Delay(minute)

3

3

3

Deice Control(Defrost)

-

-

Hot Start

-

-

Jet Cool(Surge)

Low Ambient Operation

Special Function

Water Level Sensor

Water Level Sensor

Water Level Sensor

Wind Baffle kit

Wind Baffle kit

Wind Baffle kit

Note:

O : Applied, - : No relation
* For circuit breaker rating, please conform to local standards wherever

necessary.

Some of functions are slightly different depending upon models.

The specification may be subject to change without notic for purpose of improvement.

Product Specifications 

Summary of Contents for M18CJ

Page 1: ...SVC Manual Exploded View Model M18YJ M18CJ M24CJ...

Page 2: ...Gas Side mm in 12 7 1 2 12 7 1 2 15 88 5 8 Drain Hose O D I D mm in 21 5 16 0 0 85 0 63 21 5 16 0 0 85 0 63 21 5 16 0 0 85 0 63 Dimensions Indoor W H D mm 1 030 325 245 1 030 325 245 1 030 325 245 in...

Page 3: ...ctronic Expansion Valve LOC Description PCB Connector Th1 Thermistor for suction air temperature CN TH1 Indoor Th2 Thermistor for evaporator inlet temperature Th3 Thermistor for evaporator outlet temp...

Page 4: ...2 Th4 Th5 Th3 EEV Electronic Expansion Valve LOC Description PCB Connector Th1 Thermistor for suction air temperature CN TH1 Indoor Th2 Thermistor for evaporator middle temperature CN TH3 Indoor Th3 T...

Page 5: ...lectronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Wiring Diagrams CN CN REMO CN TH3 CN TH2 CN TH1 CN DISP1 CN DISP3 CN MOTOR1 CN LINK CN N U D CN N L R Ind...

Page 6: ...6 CN CN REMO CN TH3 CN TH2 CN TH1 CN DISP1 CN DISP3 CN MOTOR1 CN N U D CN N L R Indoor Unit Model MW18C3J MW24C3J...

Page 7: ...7 Outdoor Unit Model MR18Y3J CN EEV1 CN FAN DC CN TH2 CN TH1 CN 4WAY CN COIL2 CN U S CN V R CN W C CN COIL1 CN COM...

Page 8: ...t 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Outdoor Unit Model MR18C3J CN EEV1 CN FAN DC CN TH2 CN TH1 CN COIL2 CN U S CN V R CN W C CN CO...

Page 9: ...9 Outdoor Unit Model MR24C3J CN CENTRAL CN MOTOR1 CN PFC OUT CN LGMV CN EEV1 CN COM AC L AC N N I C F P N C 2 H T N C 3 H T N C...

Page 10: ...145200A 131111 268711F 135500B 249951 268711C W6640 263230C 263230B 263230A Indoor Unit Model MW18Y3J Note Please ensure GCSC since the replacement parts may be changed depending upon the buyer s req...

Page 11: ...268711F 135500B 249951 268711C W6640 263230B 263230A Indoor Unit Model MW18C3J MW24C3J Note Please ensure GCSC since the replacement parts may be changed depending upon the buyer s request Please che...

Page 12: ...202 437211 261704 430410 152503 437212 135500 263230B 263230A 649950 268711C 561410 W49810 552200 W6631 W6640 435511B 435301 349480 Outdoor Unit Model MR18Y3J LOC Descnption 263230A Thermistor for suc...

Page 13: ...237202 437211 435301 349480 261704 430410 152503 437212 135500 263230B 263230A 649950 268711C W49810 552200 W6631 W6640 435511B Outdoor Unit Model MR18C3J LOC Descnption 263230A Thermistor for suctio...

Page 14: ...52203A 552203B 549610 W6631 447910 552117 661400 55211G 649950 552113 263230A 263230B 435511A 268711 352111B 430410 546810 552116 W6640 550140 152503 135500 W49810 552200 435301 LOC Descnption 263230A...

Page 15: ...P No MFL67501910...

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