Friedrich Mw24c3j, Mw18y3j, Mw18c3j, Mr24c3j, Mr18y3j Owner's Manual

SVC Manual(Exploded View)

Model : M18YJ

M18CJ M24CJ

FAC P/no : 960-920-01

Product Specifications

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 ~ 6.443~ 8.644

Btu/h.

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

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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

Power Factor % 97 97 98

Air Flow Rate

Indoor (QUIET, LOW, MED, HIGH)

m3/min(CFM)

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

Outdoor,Max

m3/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

Model GKT141MB

GKT141MB

GJT240MBA

Motor Type

Brushless DC Motor

Oil Type PVE(FVC68D)

PVE(FVC68D)

Oil Charge cc 470 470 900

O.L.P. name - - -

Fan(Indoor)

Type Cross Flow Fan

Cross Flow Fan

Motor Output W 30 30 76.1

Fan(Outdoor)

Type 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)

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)

Dimensions

Indoor (W*H*D)

mm 1,030*325*245

1,030*325*245

inch 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)

Operati on Range

Cooling(Outdoor)

°C(℉)DB

-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)

Max. Elevation Difference

m(ft) 10(32.8)

10(32.8)

15(49.2)

Tool Code(Chassis)

Indoor + Outdoor

SC + UE

SC + UE1+

Functions

Temperature Control

○ ○ ○

Allergy free filter - - -

Plasma Filter - - -

Prefilter(washable/anti-fungus)

○ ○ ○

Auto Clean ○ ○ ○

Natural Air Flow (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

Setting Temperature

Cooling 18℃~30℃

18℃~30℃

Range Heating 16℃~30℃ - -

Auto Operation - - -

Auto Changeover ○ ○ ○

Self-Diagnosis ○ ○ ○

Timer 24h, On/off

24h, On/off

Sleep Operation ○ ○ ○

Soft Dry Operation ○ ○ ○

Restart Delay(minute)

3 3 3

Deice Control(Defrost)

○ - -

Hot Start ○ - -

Surge Cool Surge ○ ○ ○

Low Ambient Operation

○ ○ ○

Special Function

Water Level Sensor

Wind Baffle kit

Note:

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

necessary.

❈

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

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Piping Diagrams

※

EEV

:

Electronic Expansion Valve

Model : M18YJ

Indoor Unit Outdoor Unit

Liquid Side

Th2

2-Way Valve

EEV

Th1 Th4

Heat Exchanger (Evaporator)

Heat Exchanger (Condenser)

Th7

Th3

Gas Side

3-Way Valve

Accumulator

Th6

Reversing Valve

Compressor

Th5

Cooling Heating

LOC.

Description

PCB Connector

Th1 Thermistor for suction air temperature

CN-TH1(Indoor)

Th2 Thermistor for evaporator inlet temperature

Th3 Thermistor for evaporator outlet temperature

CN-TH2(Indoor)

Th4 Thermistor for evaporator middle temperature

CN-TH3(Indoor)

Th5 Thermistor for discharge pipe temperature

CN-TH2(OUTDOOR)

Th6 Thermistor for condensing temperature

CN-TH1(OUTDOOR)

Th7 Thermistor for outdoor air temperature

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Model : M18CJ

M24CJ

Indoor Unit Outdoor Unit

Liquid Side

Th2

2-Way Valve

EEV

Th1

Heat Exchanger (Evaporator)

Heat Exchanger (Condenser)

Th5

Gas Side

3-Way Valve

Accumulator

Th4

Compressor

Th3

Cooling Heating

LOC.

Description

PCB Connector

Th1 Thermistor for suction air temperature

CN-TH1(Indoor)

Th2 Thermistor for evaporator middle temperature

CN-TH3(Indoor)

Th3 Thermistor for discharge pipe temperature

CN-TH2(OUTDOOR)

Th4 Thermistor for condensing temperature

CN-TH1(OUTDOOR)

Th5 Thermistor for outdoor air temperature

※

EEV : Electronic Expansion Valve

- 4 -

Wiring Diagrams

Indoor Unit Model : MW18Y3J

CN-U/D

CN-L/R

CN-DISP3

CN-DISP1

CN-TH1 CN-

TH2

CN-TH3 CN-CN-REMO

CN-MOTOR1

CN-LINK

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Indoor Unit Model : MW18C3J

MW24C3J

CN-U/D

CN-L/R

CN-DISP3

CN-DISP1

CN-TH1 CN-

TH2

CN-TH3 CN-CN-REMO

CN-MOTOR1

- 6 -

Outdoor Unit Model : MR18Y3J

CN-FAN(DC) CN-TH1 CN-4WAY CN-U(S) CN-V(R) CN-W(C)

CN-EEV1 CN-TH2

CN-COM

CN-COIL2 CN-COIL

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