Friedrich Mw24c3j, Mw18y3j, Mw18c3j, Mr24c3j, Mr18y3j Owner's Manual
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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 ~ 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)
m3/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
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
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)
Operati on 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)
Indoor + Outdoor
SC + UE
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
Wireless LCD
Wireless LCD
Setting Temperature
Cooling 18℃~30℃
18℃~30℃
18℃~30℃
Range Heating 16℃~30℃ - -
Auto Operation - - -
Auto Changeover ○ ○ ○
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 ○ - -
Surge 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.
❈
The specification may be subject to change without notice for purpose of improvement.
- 2 -
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
- 3 -
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
- 5 -
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
- 7 -
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