Carrier 42HWG009 Manual

INDOOR UNIT
42HWG007/009/012/018/024
42HQG007/009/012/018/024
HWG195C/225C/305C/455C/605C
HWG195H/225H/305H/455H/605H
SPLIT SYSTEM AIR CONDITIONER
42HWG-Series, 42HQG-Series, HWG...H-Series, HWG...C-Series
ON/OFF
TEMP
SLEEP
TECHNICAL DATA & SERVICE MANUAL

1
Contents
11. SPECIFICATIONS........................................................................................................................2
12. OUTLINE AND DIMENSIONS .....................................................................................................6
13. OPERATION ................................................................................................................................7
14. WIRING DIAGRAM....................................................................................................................29
15. REFRIGERANT CYCLE ............................................................................................................33
16. CONTROL BLOCK DIAGRAM...................................................................................................35
17. ELECTRIC CIRCUIT DIAGRAM ................................................................................................37
18. KEY COMPONENTS OF ELECTRONIC CIRCUIT ...................................................................50
19. CHECKING AND REPAIRING OF ELECTRIC PARTS..............................................................55
10. TROUBLE SHOOTING ..............................................................................................................59
11. DISASSEMBLY INSTRUCTIONS ......................................................................................61
12. EXPLODED DIAGRAM AND PARTS LIST ........................................................................63
13. EXTENDING RATINGS .....................................................................................................71
14. DIP SWITCH CONFIGURATION FOR ETO ......................................................................87

2
SPECIFICATIONS
1
Model
Function
Power Supply
Capacity W
Btu/h
Dehumidification L/h
Electrical data A
(ID unit only) W
Electrical data A
(System) W
A max (*)
W max (*)
Type
Fan RPM (Hi/Lo)
Capacitor
Motor Model Number
Connection Type
OD (Liquid/Suction)
Cord Power supplied to
connection indoor unit
conductor Power supplied to
size outdoor unit
Dimension (WxHxD) mm
Net Weight Kg
OD MODEL
42HWG007/HWG195C
Cooling
230V-1PH-50Hz
2050
7000
0.8
0.11
25
3.1
700
4.2
890
Indoor unit
Cross flow fan
1000/800
1.0µF, 450V
IC-8415G1KG7A
Flare
1/4”(6.35),3/8”(9.52)
R,C,Y: 2.5mm2
R,C,Y: 1.0mm2
780x240x170
8
38GL--07---703EC-40
SKY195C
42HWG009/HWG225C
Cooling
230V-1PH-50Hz
2410
8300
1.0
0.11
25
4.2
930
5.6
1200
Indoor unit
Cross flow fan
1100/900
1.0µF, 450V
IC-8415G1KG7A
Flare
1/4”(6.35),3/8”(9.52)
R,C,Y: 2.5mm2
R,C,Y: 1.0mm2
780x240x170
8
38GL--09---703EC-40
SKY225C
42HWG012/HWG305C
Cooling
230V-1PH-50Hz
3140
10700
1.4
0.16
36
5.3
1190
8.0
1700
Indoor unit
Cross flow fan
1050/850
1.0µF, 450V
IC-9420G2KG7A
Flare
1/4”(6.35),1/2”(12.7)
R,C,Y: 2.5mm2
R,C,Y: 1.0mm2
815x260x185
9
38GL--12---703EC-40
SKY305C
NOTE: • Above the datum for running current and power input mean the value
tested in the following conditions.
1) Ambient temperature : Tid=27/19ºC, Tod=35ºC in cooling.
2) (*)Severe operating conditions: Tid=32/23ºC, Tod=43ºC in cooling.
3) Voltage: 198/264V.
• Specifications can change without notice.

3
NOTE: • Above the datum for running current and power input mean the value
tested in the following conditions.
1) Ambient temperature : Tid=27/19ºC, Tod=35ºC in cooling and
Tid=20ºC, Tod=7/6ºC in heating. Voltage 230V.
2) (*)Severe operating conditions: Tid=32/23ºC, Tod=43ºC in cooling and
Tid=27ºC, Tod=24/18ºC in heating. Voltage 198/264V.
• Specifications can change without notice.
Model
Function
Power Supply
Capacity W
Btu/h
Dehumidification L/h
Electrical data A
(ID unit only) W
Electrical data A
(System) W
A max (*)
W max (*)
Type
Fan RPM (Hi/Lo)
Capacitor
Motor Model Number
Connection Type
OD (Liquid/Suction)
Power supplied to
Cord indoor unit
connection
conductor Power supplied to
size outdoor unit
Dimension (WxHxD) mm
Net Weight Kg
OD UNIT MODEL
42HQG007/HWG195H-SERIES
Cooling Heating
220/240V-1PH-50Hz
2020 2150
6900 7340
0.8 -
0.11
25
3.24 3.06
730 690
4.5 4.6
920 890
Indoor unit
Cross flow fan
1000/800
1.0µF, 450V
IC-8415G1KG7A
Flare
1/4”(6.35),3/8”(9.52)
R,C,Y : 2.5mm2
O.W2 : 1.0mm2
S1,S2 : 0,75mm2
R,C,Y,O,W2 : 1.0mm2
S1, S2 : 0,75mm2
780x240x170
8
38YL--07---703EJ-40
SKY195HJ
42HQG009/HWG225H-SERIES
Cooling Heating
220/240V-1PH-50Hz
2350 2740
8020 9350
1.0 -
0.11
25
4.22 4.17
950 940
5.7 5.8
1230 1230
Indoor unit
Cross flow fan
1100/900
1.0µF, 450V
IC-8415G1KG7A
Flare
1/4”(6.35),3/8”(9.52)
R,C,Y : 2.5mm2
O.W2 : 1.0mm2
S1,S2 : 0,75mm2
R,C,Y,O,W2 : 1.0mm2
S1, S2 : 0,75mm2
780x240x170
8
38YL--09---703EJ-40
SKY225HJ
42HQG012/HWG305H-SERIES
Cooling Heating
220/240V-1PH-50Hz
3110 3250
10600 11000
1.4 -
0.16
36
5.4 4.44
1220 1020
8.1 7.0
1700 1300
Indoor unit
Cross flow fan
1050/850
1.0µF, 450V
IC-9420G2KG7A
Flare
1/4”(6.35),1/2”(12.7)
R,C,Y : 2.5mm2
O.W2 : 1.0mm2
S1,S2 : 0,75mm2
R,C,Y,O,W2 : 1.0mm2
S1, S2 : 0,75mm2
815x260x185
9
38YL--12---703EJ-40
SKY305HJ

4
Model
Function
Power Supply
Capacity W
Btu/h
L/h
Electrical data A
(ID unit only) W
Electrical data A
(System) W
A max (*)
W max (*)
Type
Fan RPM (Hi/Lo)
Capacitor
Motor Model Number
Connection Type
OD (Liquid/Suction)
Cord connection conductor size
(Power supplied to outdoor unit)
Dimension (WxHxD) mm
Net Weight Kg
OD UNIT
42HWG018 / HWG455C
Cooling
230V-1PH-50Hz
4690
16007
1.7
0.19
45
7.9
1780
20
2270
Cross flow fan
1150/950
1.8µF, 450V
IC-9430G4KG7A
Flare
1/4”(6.35) 1/2”(12.7)
R,C,Y: 1.0mm2
1080x295x185
14
38GL--18---703EC-40
SKY455C
42HWG024 / HWG605C
Cooling
230V-1PH-50Hz
6240
21300
2.5
0.19
45
10.6
2420
17
3300
Cross flow fan
1250/1050
1.8µF, 450V
IC-9430G4KG7A
Flare
1/4”(6.35) 5/8”(15.88)
R,C,Y: 1.0mm2
1080x295x185
14
38GL--24---703EC-40
SKY605C
NOTE: • Cooling capacity test is performed through temperature condition based
on 27ºC D.B., 19ºC W.B., in indoor and 35ºC D.B., 24ºC W.B. in outdoor.
• Cooling capacity test is performed at high voltage.
• Specification can change without notice.

5
Model
Function
Power Supply
Capacity W
Btu/h
L/h
Electrical data A
(ID unit only) W
Electrical data A
(System) W
A max (*)
W max (*)
Type
Fan RPM (Hi/Lo)
Capacitor
Motor Model Number
Connection Type
OD (Liquid/Suction)
Cord connection conductor size
(Power supplied to outdoor unit)
Dimension (WxHxD) mm
Net Weight Kg
OD UNIT
42HQG018 HWG455H
Cooling Heating
230V-1PH-50Hz
4790 5100
16360 17420
1.7
0.19 0.19
45 45
7.3 6.7
1630 1490
x 8.0
2270 1800
Cross flow fan
1150 950
1.8µF, 450V
IC-9430G4KG7A
Flare
1/4”(6.35) 1/2”(12.7)
R,C,Y,O,W2 : 1.0mm2
S1, S2 : 0.75mm2
1080x295x185
14
38YL--18---703EC-40
SKY455HJ
42HQG024 HWG605H
Cooling Heating
230V-1PH-50Hz
6110 7170
20886 24486
2.5
0.19 0.19
45 45
10.7 11
2430 2480
17.0 14.6
3300 2900
Cross flow fan
1250 1050
1.8µF, 450V
IC-9430G4KG7A
Flare
1/4”(6.35) 5/8”(15.88)
R,C,Y,O,W2 : 1.0mm2
S1, S2 : 0.75mm2
1080x295x185
14
38YL--24---703EC-40
SKY605HJ
NOTE: • Cooling capacity test is performed through temperature condition based
on 27ºC D.B., 19ºC W.B., in indoor and 35ºC D.B., 24ºC W.B. in outdoor.
• Cooling capacity test is performed at high voltage.
• Specification can change without notice.

6
OUTLINE AND DIMENSIONS
2
INDOOR UNIT
MODEL
42HWG007/009
42HQG007/009
HWG195C/195H/225C/225H
42HWG012,42HQG012,
HWG305C/305H
42HWG018/024, 42HQG018/024,
HWG455C/455H/605C/605H
A
780
815
1080
B
240
260
295
C
170
185
185
C
A
B
MOUNTING PLATE MAIN BODY
POWER PLUG
DRAIN HOSE
CONNECTION TUBE

7
OPERATION
3
1) SYSTEM DIAGRAM
Indoor Unit
ON/OFF
TEM
P
SLEE
P
ROOM AIR INLET
AIR FILTER
ELECTROSTATIC/ACTIVE CARBON FILTER
REMOTE CONTROL SIGNAL RECEIVER
AIR SWING FLAP
VERTICAL LOUVER
ROOM AIR OUTLET
LCD REMOTE CONTROL
OUTDOOR AIR OUTLET
OUTDOOR AIR INLET
INDOOR AND OUTDOOR
CONNECTION
DRAIN HOSE
Outdoor Unit

8
2) INDOOR UNIT DISPLAY AND SWITCH PANEL
.
(Green) : Lights during the operation.
.
(Orange) : Lights during timer mode.
Indoor Unit Display
Switches Panel
EMERG.
TEST
. EMERG. button :
Can be used when the remote control is missed or inoperative.
. TEST button :
Is only used by service men to test the unit operation.
.
For the usage of EMERG. and TEST buttons, refer to page 24.
“(8) Emergency and Test Operation.”

9
3) NAMES AND FUNCTIONS OF REMOTE CONTROLLER
• 42HWG007/009/012/018/024
HWG195C/225C/305C/455C/605C
RST TA
3
5
6
8
9
I / O
TEMP
. 
SLEEP
MODE FLAP
CLOCK EVERYDAYHOUR MINUTE
SETTIMER
ON OFF
CANCEL
10
10
2
1
4
7
SWING
LR03(AM4)1.5V
LR03(AM4)1.5V
11
12
13
A
FAN
 I/O BUTTON
 TEMPERATURE SETTING BUTTONS
 SLEEP TIMER BUTTON
 OPERATION MODE SELECTING
BUTTON
 FAN SPEED SELECTING BUTTON
 FLAP CONTROL BUTTON
 ON/OFF TIMER AND CURRENT
TIME BUTTONS
 HOUR/MINUTE SETTING BUTTONS
 SET AND CANCEL
BUTTONS
 EVERYDAY TIMER BUTTON
 CURRENT TIME ADJUSTING
BUTTON
 RESET BUTTON
 ADDRESS SWITCH