Friedrich M18YJ User manual

SVC Manual(Exploded View)
Model : M18YJ
M18CJ
M24CJ
FAC P/no : 960-920-01

ProductSpecifications
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)
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 -

Outdoor Unit
Model: MR18C3J
CN-FAN(DC) CN-TH1
CN-U(S)
CN-V(R)
CN-W(C)
CN-EEV1 CN-TH2
CN-COM
CN-COIL2 CN-COIL1
- 8 -

Outdoor Unit
Model : MR24C3J
CN-EEV1
CN-CENTRAL
CN-COM
CN-LGMV
AC-L
AC-N
CN-MOTOR1
CN-PFC-OUT
CN-TH3 CN-TH2
CN-PFC-IN
- 9 -

Exploded View
Indoor Unit
Model : MW18Y3J
135316
152301
131111
268711F
131410
135511
135303
149303
733010
267110
342800
359011
135500C
W50400
149304
354212
352150
354210
135090
346810
249951
146811B
35211B
135500A
268711E
268711C
147582
135311
145200A
145200B 146811A
147581
135500B
263230B
263230C
W6640
263230A
- 10 -
LOC
Description
263230A
Thermistor for suction air temperature
Thermistor for evaporator inlet temperature
263230B
Thermistor for evaporator outlet temperature
263230C
Thermistor for evaporator middle temperature