LG LP-K3063ZA User manual

Floor Standing Air Conditioner
SVC MANUAL(Exploded View)
CAUTION
Before Servicing the unit, read the safety precautions in General SVC manual.
Only for authorized service personnel.
Internal Use Only
http://biz.lgservice.com
MODEL : LP-K Series

Contents
Functions 3
Product Specifications 6
Dimensions 7
Refrigeration Cycle Diagram 7
Wiring Diagram 8
Operation Details 12
Installation of Indoor, Outdoor Unit 19
Test Running 30
3-way Valve 32
Cycle Troubleshooting Guide 38
Electronic Parts Troubleshooting Guide 39
Electronic Control Device 42
Schematic Diagram 43
Exploded View 44
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Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only

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Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
Indoor Unit
Power Switch ON/OFF
Operation Mode Control
Indoor Fan Speed Control
Jet Cool
Energy Saving
Room Temperature control
Sensing Heat Exchanger Temperature
Soft Dry Operation Mode
Time Delay Safety Control
Fan Operation
AutoRestart
• Cooling, Heating, Soft Dry, Fan
• High, Low
• Speed Cooling operates super high fan speed in cooling mode
• Cooling Mode only
• Maintains the room temperature in accordance with the Setting Temp.
• Up: up to 30°C
• Down: down to 16°C
• Heat exchanger temperature sensor (Thermistor)
• Intermittent operation of fan at low speed.
• Restarting is inhibited for approx. 3 minutes.
• Used to circulate room air without cooling.
• The power comes on again after a power failure.
Functions

- 4 -
Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
• Intermittent operation of fan at low speed.
• Used to circulate room air without cooling.
• OFF Timer (1, 2, 3,......7 hour)
• Speed cooling operates super high fan speed in cooling mode.
• Airflow direction Auto-swing and Manual Contol.
• Up: up to 30°C
• Down: down to 16°C
• High, Low
Remote Control
Operation ON/OFF
Cooling Operation Mode
Heating Operation Mode
Sot Dry Operation Mode
Fan Operation
Timer Control
Jet Cool
Energy Saving
Airflow Direction Control
Room Temperature Control
Indoor Fan speed control

- 5 -
Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
Outdoor Unit
Deice Control
Outdoor Fan Speed Control
Sensing Heat Exchanger Temperature
Sensing Discharge Pressure For Compressor
• De-ice PCB
• One speed
• Heat exchanger temperature sensor (Thermistor)
• Discharge pressure sensor (High Pressure Switch)

- 6 -
Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
Product Specifications
POWER SUPPLY Ø, V, Hz
COOLING CAPACITY Btu/hr
HEATING CAPACITY Btu/hr
(Incl. elec. Heater)
POWER INPUT COOLING W
HEATING W
RUNNING COOLING A
CURRENT HEATING A
MODEL
MAKER
TYPE
COMPRESSOR CAPACITY Btu/hr
INPUT (KW)
LRA A
NOISE LEVEL INDOOR dB(A)
OUTDOOR dB(A)
AIR INDOOR
CFM/CMM
CIRCULATION OUTDOOR CFM/CMM
REFRIGERANT (R-22) OZ(kg)
HEAT INDOOR R/C/FPI
EXCHANGER OUTDOOR R/C/FPI
FAN INDOOR TYPE
OUTDOOR TYPE
ROOM TEMPERATURE CONTROL
WIDTH
INDOOR HEIGHT inch(mm)
DEPTH
WIDTH
OUTDOOR HEIGHT inch(mm)
DEPTH
NET WEIGHT INDOOR Ib(kg)
OUTDOOR Ib(kg)
CONNECTIONS LIQUID inch(mm)
GAS inch(mm)
1, 220-240, 50
27,800
27,800 + (2kw)
2,750
2,450
12.5
11.2
H23B33SABHA
BRISTOL
RECIPRO
28,300
2.76
76
48
58
670/19
2,225/63
88.1(2.5)
3/22/18
2/30/16
SIROCO
PROPELLER
MICOM CONTROL
19.68(500)
70.86(1800)
12.59(320)
34.25(870)
31.49(800)
12.59(320)
88.18(40)
143.2(65)
3/8"(Ø9.52)
5/8"(Ø15.88)
1, 220,60
27,800
27,800
3,400
3,200
16
14.5
AWG5532EXN
TELUMSEH
RECIPRO
31,500
3.3
90
48
58
670/19
2,225/63
82.9(2.35)
3/22/18
2/30/16
SIROCO
PROPELLER
MICOM CONTROL
19.68(500)
70.86(1800)
12.59(320)
34.25(870)
31.49(800)
12.59(320)
88.18(40)
143.2(65)
3/8"(Ø9.52)
5/8"(Ø15.88)
ITEMS UNIT
MODEL
LP-K3023HA/HL
LP-K3063ZA/ZL/HA/HB/HL/HM
LP-K30638A
D
I
M
E
N
S
I
O
N
S
• HEAT PUMP MODELS

- 7 -
Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
Product Specifications
• COOLING ONLY MODEL
POWER SUPPLY Ø, V, Hz
COOLING CAPACITY Btu/hr
HEATING CAPACITY Btu/hr
(Incl. elec. Heater)
POWER INPUT COOLING W
HEATING W
RUNNING COOLING A
CURRENT HEATING A
MODEL
MAKER
TYPE
COMPRESSOR CAPACITY Btu/hr
INPUT (KW)
LRA A
NOISE LEVEL INDOOR dB(A)
OUTDOOR dB(A)
AIR INDOOR
CFM/CMM
CIRCULATION OUTDOOR CFM/CMM
REFRIGERANT (R-22) OZ(kg)
HEAT INDOOR R/C/FPI
EXCHANGER OUTDOOR R/C/FPI
FAN INDOOR TYPE
OUTDOOR TYPE
ROOM TEMPERATURE CONTROL
WIDTH
INDOOR HEIGHT inch(mm)
DEPTH
WIDTH
OUTDOOR HEIGHT inch(mm)
DEPTH
NET WEIGHT INDOOR Ib(kg)
OUTDOOR Ib(kg)
CONNECTIONS LIQUID inch(mm)
GAS inch(mm)
1, 220-240, 50
20,000
-
1,900
-
9
-
FX24QP12CA
LG
SCROLL
20,000
1.94
53
45
53
600/17
2,046/58
55(1.56)
2/22/18
2/24/18
SIROCO
PROPELLER
MICOM CONTROL
19.68(500)
70.86(1800)
12.59(320)
34.25(870)
25.78(655)
12.59(320)
88.18(40)
138.6(63)
1/4"(Ø6.35)
5/8"(Ø15.88)
1, 220,60
27,800
-
3,400
-
16
-
AWG5532EXN
TECUMSHE
RECIPRO
31,500
3.3
90
48
58
670/19
2,046/58
63.5(1.8)
3/22/18
2/24/18
SIROCO
PROPELLER
MICOM CONTROL
19.68(500)
70.86(1800)
12.59(320)
34.25(870)
25.78(655)
12.59(320)
88.18(40)
138.6(63)
3/8"(Ø9.52)
5/8"(Ø15.88)
1, 220-240, 50
27,800
-
2,850
-
13
-
H23B33SABHA
BRISTOL
RECIPRO
28,300
2.76
76
48
58
670/19
2,046/58
60.0(1.7)
3/22/18
2/24/18
SIROCO
PROPELLER
MICOM CONTROL
19.68(500)
70.86(1800)
12.59(320)
34.25(870)
25.78(655)
12.59(320)
88.18(40)
138.6(63)
3/8"(Ø9.52)
5/8"(Ø15.88)
1, 220,60
36,000
-
3,500
-
17
-
CR38K6-PFV-502
COPELAND
RECIPRO
38,200
3.52
102
52
62
741/21
2,225/63
84.6(2.4)
3/22/18
2/30/18
SIROCO
PROPELLER
MICOM CONTROL
19.68(500)
70.86(1800)
12.59(320)
34.25(870)
31.49(800)
12.59(320)
88.18(40)
147.7(67)
3/8"(Ø9.52)
5/8"(Ø15.88)
ITEMS UNIT
MODEL LP-K2063CA/CL/AA
LP-K3023CA/CL/
CM/AA
LP-K3063CA/CL/
CM/AA LP-K4023CA/CL/AA
D
I
M
E
N
S
I
O
N
S

- 8 -
Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
Dimensions
Indoor Unit
Air Outlet Vent
Remote Signal
Receptor
Air Inlet Vent
Air Intake Vent
(Rear)
Air Outlet
Vent
INDOOR UNIT OUTDOOR UNIT
HEAT
EXCHANGER HEAT
EXCHANGER
COMPRESSOR
GAS SIDE
LIQUID SIDE
COOLING
HEATING
REVERSING
VALVE
CHECK VALVE
CAPILLARY TUBE
CAPILLARY TUBE
BY PATH CAPILLARY TUBE
Outdoor Unit
Refrigeration Cycle Diagram

- 9 -
Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
Wiring Diagram
(1) LP-K3063ZA/ZL/HA/HL/HM/ZM, LP-K30638A
(2) LP-K3063ZA, LP-K30638A(Australia only)
WIRING DIAGRAM
OUTDOOR UNIT INDOOR UNIT
P/No.;3854A20172A
*
HIDDEN LINE( - - - - - - - ) : FIELD WIRING
: OPTIONAL PARTS
NOTE
BL
BK
BR
RD
BLUE
BLACK
BROWN
RED
:
:
:
:
OR
WH
YL
GN/YL
ORANGE
WHITE
YELLOW
GREEN/YELLOW
:
:
:
:
RY-COMP
RY-S/HIGH RY-HIGH
RY-MID RY-LO
OR
WH
BK
BL
RD
RY-4WAY
RY-AIRC
RY-EH RY-SYNC
CAPA
-CITOR
ZA,ZL
(HEATER
MODEL ONLY)
ZA,HA
(AIR CLEANER
MODEL ONLY)
FUSE
(250V/3.15L)
POWER
SUPPLY
HEATER
SM
DISPLAY PCB ASM
MAIN PCB ASM
FAN
MOTOR
68
24
01
DOOR S/W
BK
WH
RD
HVB
ASM
CN1
EVAP
TH
ROOM
TH
CN1
A/CL
UNIT
RY-BIMETAL
RY-BIMETAL
RY-BIMETAL
ELECTRIC
HEATER
RY-BIMETAL
RY-BIMETAL
POWER
SUPPLY
POWER
RELAY
T/B1 T/B2
SUMP HEATER
COMP
FAN
MOTOR
BR
BK
BR
BR
BL
BL
BL
BR
WH
OR
OR
RD BL
CSR
BK BK
BL
GN/YL
WH
BL
YL
HIGH PRESS
SWITCH
REVERSING
VALVE
BK
BK
CAPACITOR
CAPACITOR
YL
BK
BK
BK
BR
RD
BL
BL
GN/YL
YL
BR
BR
PIPE TH
L1
L3 L2
42
86
10
FUSE(250V,5A)
FUSE(250V,5A)
1(L)2(N)
1
2
3 546 3 546
4
3854AP2708X
OUTDOOR WIRING DIAGRAM
81
26
L3 L2 L1
0
R
C
S
561324
CAPACITOR
S/Capacitor
RD
BL BR
BR
BK
SUMP
HEATER
BK
BL BL
BLRD
RD
BL
BL BR
BK
BR
BL BR
BK
HIGH PRESSURE SWITCH
DEICER PCB
BR BL
POWER
INPUT TO INDOOR UNIT
TERMINAL
BLOCK
TERMINAL
BLOCK
FUSE 5A FUSE 5A
POWER
RELAY
REVERSING
VALVE
COMP
CAPACITOR
YL OR
OR
BK
BK
BK
BK
WH YL
FAN
MOTOR
3
CN-
COMP
CN-
S/Capa
CN-POWER
4
3
4

- 10 -
Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
(3) LP-K3063CA/CL/CM
(4) LP-K4023CA/CL/CM
INDOOR UNIT OUTDOOR UNIT
DISPLAY
PCB ASM
MAIN PCB ASM
RY-S/HIGH
RY-AIRC
BK
CN-DISP(1)
CN1
ROOM
TH
DOOR S/W
BK RD
BK
WH
RD
HVB
ASM
A/CL
UNIT
OR
BR YL
Cr
WH
BK
BL
RD
GN/YL
RY-COMP RY-SYNC
(250V/3.15L)
SM
EVAP
TH
RY-HIGH
RY-MID
RY-LO
RD
GN/YL
BL
BR
FUSE
P/No.; 3854A20172B
CIRCUIT DIAGRAM
FAN
MOTER
COMP.
POWER
RELAY
POWER INPUT
HIDDEN LINE: FIELD WIRING
CAPACITOR
BR
BR BL BR
OR
BR
BL
BL
TERMINAL
BLOCK(6P)
1
F1
F2
234
GN/YL
56
BK
BL
BL
BK
BK
BR
CR
S
RD BL
OR YL
26
48
0
1
CAPACITOR
FAN
MOTOR
NOTE
BL
BK
BR
RD
OR
WH
YL
GN/YL:GREEN/YELLOW
: OPTIONAL PARTS
BLUE
BLACK
BROWN
RED
ORANGE
WHITE
YELLOW
:
:
:
:
:
:
:
CA
(AIR CLEANER
MODEL
ONLY)
3456
DISPLAY
PCB ASM
HVB
ASM
A/CL
ASM
RY-S/HIGH
OR
BR YL
GN/YL
Ci
WH
BK
BL
RD
RY-COMP
RY-SYNC
(250V 3.15A)
SM
Fan
Motor
CM
EVAP
TH
RY-HIGH
RY-MID
RY-LD
CN-DISP(1)
CN1 CN2
CN-DISP(2)
ROOM
TH
BK
WH
RD
BK
WH
RD
POWER SUPPLY
1ø, 220V, 60Hz
Tmo1
1 2 3 4 5 6
L1
T1
L2
T2
52C
B
A
RD
WH
BR
BK
BK
WH
WH
Tmo2
RD
RD
WH
BK
WH
GN/YL
RD
RD
BK
BK
63H
FUSE
250V
5 A
WH
R
S
C
WH
PTCR Cr
BK
FUSE
250V
5 A
FUSE
MAIN PCB ASM
BK
BK RD
BK
WH
RD
DOOR S/W
FMo
OR BK
BR
YL
Co
OR
INDOOR UNIT OUTDOOR UNIT
CIRCUIT DIAGRAM