Friedrich MR24C3G User manual

SPLIT TYPE
ROOM AIR CONDITIONER
WALL WOUNTED TYPE
CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . .1
DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . .2
REFRIGERANT SYSTEM DIAGRAM. . . . . 3
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . 4
ERROR DETECTION . . . . . . . . . . . . . . . .
5INDOOR PCB CIRCUIT DIAGRAM . . . . . .
8OUTDOOR PCB CIRCUIT DIAGRAM . . . .
10
PARTS (indoor unit) . . . . . . . . . . . . . . . . . 12
PARTS (outdoor unit) . . . . . . . . . . . . . . . . 16
19ACCESSORIES . . . . . . . . . . . . . . . . . . . .
Indoor unit Outdoor unit
MW24C3G MR24C3G

12010.11.02
SPECIFICATIONS
INDOOR UNIT MW24C3G
OUTDOOR UNIT MR24C3G
COOLING CAPACITY 24,000 BTU, 7.03 kW
POWER SOURCE 208 / 230 V
FREQUENCY 60 Hz
RUNNING CURRENT 10.5 A
INPUT WATTS 2.4 kW
E.E.R. 10.0 BTU/hW, 2.93 kW/kW
MOISTURE REMOVAL 6.3 Pt/h, 3.0 L/hr
AIR CIRCULATION HIGH 659 cfm, 1,120 m3/hr
MAXIMUM CURRENT 11.5 A
ELECTRICAL DATA COMPRESSOR AND REFRIGERANT
FAN MOTOR
DIMENSIONS
TYPE
REFRIGERANT TYPE
Hermetic type, 4 pole,
DC inverter motor,
Scroll
DISCRIMINATION
PRECHARGED REFRIGERANT
R410A
WEIGHT (with oil) 22 lbs, 10.0 kg
DA150A1F-20NA
2 lbs 14 oz, 1,300 g
2 lbs 14 oz, 1,300 g
POWER SOURCE
High 1,480 r.p.m.
1,220 r.p.m.
1020 r.p.m.
900 r.p.m.
1,100 r.p.m.
230 V
INDOOR UNIT
Medium
Low
Quiet
OUTDOOR UNIT
INDOOR UNIT H x W x D
H x W x DOUTDOOR UNIT
WEIGHT
INDOOR UNIT Shipping / Net
Shipping / Net
40 lbs / 31 lbs
18 kg / 14 kg
OUTDOOR UNIT
97 lbs / 88 lbs
44 kg / 40 kg
12-5/8 x 39-1/4 x 9 inch
320 x 998 x 228 mm
24-13/32 x 31-3/32 x 11-13/32
inch, 620 x 790 x 290 mm
NOISE LEVEL
High 48 dB
42 dB
37 dB
33 dB
56 dB
INDOOR UNIT
Medium
Low
Quiet
49 ft, 15 m
66 ft, 20 m
82 ft, 25 m
98 ft, 30 m
OUTDOOR UNIT
FULL CHARGE
Pipe length
0.21 oz/ft, 20 g/m
66 ft, 20 m
ADDITIONAL CHARGE
MAXIMUM HEIGHT DIFFERENCE
3 lbs 1 oz, 1,400 g
3 lbs 5 oz, 1,500 g
3 lbs 8 oz, 1,600 g

DIMENSIONS
Unit : inch (mm)
OUTDOOR UNIT
Drain hose length : 26-3/8 inch (670 mm)
INDOOR UNIT
39-1/4 (998) 9 (228)
12-5/8 (320)
22010.11.02
11-13/32 (290) 31-3/32 (790)
21-1/4 (540)
24-13/32 (620)

REFRIGERANT
SYSTEM DIAGRAM
2-way valve
Strainer
3-way valve
Muffler
Expansion valve
Heat exchanger
(Indoor unit)
Heat exchanger
(Outdoor unit)
Sub-accumulator
Compressor
Refrigerant direction
Refrigerant pipe diameter
Liquid : 1/4" (6.35 mm)
Gas : 5/8" (15.88 mm)
32010.11.02

RED
WHITE
BLACK
RED
BLACK
WHITE
YELLOW
BROWN
RED
BROWN
BLUE
ORANGE
YELLOW
WHITE
BROWN
BROWN
BLACK
BLACK
BLACK
BLACK
RED
WHITE
BLACK
WHITE
WHITE
RED
WHITE
RED
GREEN
BLACK
BLACK BLACK
1
2
3
4
5
6
7
1
2
3
4
5
6
7
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
1
2
3
4
1
2
1
2
1
2
3
1
2
3
S
C
R
CN800
CN40
CN71
CN72
CN70
W4
W2
W1
W3
W11
W10
W7
W8
W9
REACTOR
or
FM
PMV
G
CM
COMPRESSOR
FAN MOTOR
EXPANSION VALVE
TERMINAL
THERMISTOR
( DISCHARGE TEMP. )
THERMISTOR
( PIPE - MID. TEMP. )
THERMISTOR
( OUTDOOR TEMP. )
FUSE
20A
250V
FUSE
5A
250V
12 3 L1 L2
POWER SOURCE
CONTROLLER PCB ASSY
7
6
5
4
3
2
1
7
6
5
4
3
2
1
7
6
5
4
3
2
1
5
4
3
2
1
3
2
1
3
2
1
2
1
2
1
2
1
3
2
1
5
4
3
2
1
5
4
3
2
1
6
5
4
3
2
1
6
5
4
3
2
1
6
5
4
3
2
1
6
5
4
3
2
1
5
4
3
2
1
1
2
3
4
5
6
1
2
3
4
5
6
CN13
CN16CN14
CN10
CN3CN1
CN8
CN6
CN5
CN11
CN2
TM4 TM2 W5
CN201
BLUE
YELLOW
WHITE
BLACK
RED
BLUE
PINK
YELLOW
ORANGE
RED
BLUE
PINK
YELLOW
ORANGE
RED
BLUE
PINK
YELLOW
ORANGE
RED
GREEN
WHITE
RED
BLACK
BLACK
BLACK
BLACK
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
RED
BLACK
WHITE
RED
FM
TEST
FAN MOTOR
MLOUVER
( DIFFUSER )
MLOUVER
( UP / DOWN )
MLOUVER
( RIGHT / LEFT )
G
12 3
TERMINAL
EX OUT ( OPTION )
EX IN ( OPTION )
PIPE THERMISTOR
ROOM THERMISTOR
WIRED REMOTE
( OPTION )
INDICATOR
PCB ASSY
THERMAL
FUSE 102
CONTROLLER PCB ASSY ( MAIN PCB )
TM1
INDOOR UNIT OUTDOOR UNIT
CIRCUIT DIAGRAM
2010.09.21 4

CN11-1 RED
CN11-2 WHITE
CN11-5 WHITE
CN11-7 WHITE
CN11-6 WHITE
CN11-4 WHITE
CN11-3 WHITE
CN3-2 WHITE
CN3-1 RED
CN2-2 BLACK
CN2-1 BLACK
CN13-1
CN13-2
CN13-3
CN13-4
CN13-5
1
2
3
4
5
6
7
1
2
3
4
5
1
2
3
1
2
1
2
1
2
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
5
4
3
2
1
CN8-1 RED
CN8-2 ORANGE
CN8-3 YELLOW
CN8-4 PINK
CN8-5 BLUE
CN5-1 RED
CN5-2 ORANGE
CN5-3 YELLOW
CN5-4 PINK
CN5-5 BLUE
CN2-1 RED
CN2-2 ORANGE
CN2-3 YELLOW
CN2-4 PINK
CN2-5 BLUE
CN6-1 RED
CN6-2 WHITE
CN6-3 BLACK
CN10-6 RED
CN10-4 BLACK
CN10-3 WHITE
CN10-2 YELLOW
CN10-1 BLUE
BLACK
BLACK
1
2
3
4
5
6
7
GREEN
CN8
B06B-PASK
CN10
B06B-XARK
CN5
SJH20-06WS
CN2
SJH20-05WS
W5
EARTH TERMINAL
CN11
B07B-PASK
CN14
B2B-XH
CN16
B3B-XH
CN3
JC25-02HG
CN1
2P-SAN
CN13
B5P-SHF-1AA TEST
XARR-03VF XAP-03V-1
EX I N
EX OUT
ROOM THERMISTOR
PIPE THERMISTOR
CN201
JB20-07HG
WIRED REMOTE CONTROL
( OPTION )
LOUVER
( LEFT / RIGHT )
LOUVER
( UP / DOWN )
DIFFUSER
M
M
M
FAN MOTOR F. M.
EARTH
THERMAL
FUSE 102
1
2
3
TERMINAL BOARD
SERIAL
N
L
TM2
22007
TM1
22007
TM4
22007
RED WHITE
BLACK
INDICATOR PCB ASSEMBLY
K05CY-0500HSE-D0
CONTROLLER PCB ASSEMBLY
( MAIN PCB )
K08CX-1001WSE-C1
OUTDOOR UNIT
CONTROL UNIT
EZ-0107WSE
INDOOR PCB
CIRCUIT DIAGRAM
2010.11.02 5

1
2
3
I
G
O
20V JM9
0R0
I C20
78M15 15V
+C56
0.1
<F>
C42
330/
25V
C39
100/
50V
C25
0.1
<F>
R8
1.0k
<RS-2W>
+
5V
A
512
1
3
2
X1
8.38MHz
<CSTLS>
5V
5V
CS
I C1-3
I C1-46
I C1-47
I C1-28
I C1-29
I C1-32
I C1-33
I C18-5
uLN2003
I C1
uPD780148
I C1-43
I C1-42
I C1-41
I C1-40
I C1-38
R110
10k
<1/10W>
R54
0R0
C53
1000p
<R> +
C40
100/
25V
C41
0.01
<B>
R113
47
<1/10W>
R57, R60, R58, R59
330 <1/10W> x 5
I C1-3
I C1-33
I C1-32
I C1-29
I C1-28
1
2
3
4
5
6
7
CN11
B07B-PASK-1
5V
SW1
KSMC632B
C28
0.01
<B>
R33
1.0k
<1/10W>
R32
10k
<1/10W>
MANUAL AUTO
SWITCH
I C1-40
A
6
4
3
2
1
A
A
CN10
B5 ( 6-5 ) B-XARK-1-A
+
5V
5V 15V
15V
2
3
1
2
1 4
3
4
32
1
340V
C1
0.1
<X7R>
15V
R63
6.8k
<1/4W>
R56
4.7k
<1/10W>
I C14
PS2561L-1-V
R47
10k
<1/10W>
R55
820
<1/4W>
1%
R51
1.0k
<1/4W>
1%
C36
100/
25V
I C10
PS2561L-1-V
R44
1.0k
<1/10W>
C30
1000p
<R>
Q6
RT1N241M R43
330
<1/10W>
I C1-43
C73
10k
<1/10W>
R88
1.0k
<1/10W>
I C7-2
uLN2003
I C1-64
I C1-63 215
L4
0R0
I C25
PS2561L-1-V
L3
0R0
5V
R101
330
<1/10W>
12V
K10
G5NB-1A
4
2 3
1
C51
0.01
<B>
R95, R97 - R99
10k <1/10W> x 4
5V
R90 - R93
330 <1/10W> x 4
C59, C47 - C49
0.1 <F> x 4
I C1-4
1
2
3
4
5
4
32
1
3
2
1
2
1
I C 7 I C 1 8 I C 1 6
12V
12V 12V
12V
5V
I C1-38
R108
10k
<1/10W>
R107
1.0k
<1/10W>
C52
1000p
<R>
C54
0.01
<B>
5V
R114
390
<1/10W>
D14
DAN202K
Q11
RT1N241M
2
3
1
3
1 2
3
1
2
I C1-47
I C1-46
I C1-6
TM2
5V
C50
0.01
<B>
R103
390
<1/10W>
Q10
RT1N241M
R105
10k
<1/10W>
VA6
470V
<TNR>
R106
1.0k
<1/2W> I C26-10
I C26-14
I C 2 6 H I 2 0 0 3 R 3
5V
R79, R81 - R84
10k <1/10W> x 5
I C1-76
I C1-42
I C1-41
I C1-75
I C1-74
12V
+
+
W5
L1
SS21V
340V
+
C13
0.01
<F>
C14
0.01
<F>
C8
0.47
<LE>
F1
3.15A
250V
VA1
470V
<TNR>
7V I C2
TA4805AS(Q)
C22
0.1
<F>
+
C19
330/
25V
C12
0.1
<F>
5V
C17
330/
25V
+C18
10/
25V
+
C20, C21, C5, C7
0.1 <F> x 4
1
2
3
I
G
O
A
5V
R37, R40
10k <1/10W> x 2
5V
5V
CS
R52
10k
<1/10W>
I C6
BR93L46RF
R39
10k
<1/10W>
C26
0.1
<F>
12V
I C 5
C23
0.1
<F>
5V
8
4
12V I C5-2
BA10393F
I C5-1
BA10393F
R30
10k
<1/10W>
R31
390
<1/4W>
1%
I C7-1
uLN2003
-
-
12V
R21
15.4k
<1/10W>
1%
R22
28k
<1/10W>
1%
CN6
B05B-XASK-1-A
12V
5V
JP5
0R0
D2
D1F60
D3
DAN217U
12V
R17
10k
<1/10W> R20
1.0k
<1/10W>
R4
10k
<1/10W>
3
2
1
+
+
6
5
2
3
7
1
CN3
02 / 03 JC25 / XARR
1007 L=60
L7
BLm18
<BD102>
L6
BLm18
<BD102>
R6
49.9k
<1/10W>
1%
R13
1.0k
<1/10W>
C16
0.1
<F>
R2
10k
<1/10W>
1%
C15
0.1
<F>
R14
1.0k
<1/10W>
5V
CN1
150-103-86172
C2
0.1
<F>
1
2
1
2
T1-12
TM1
K1-4
TM4
I C26-14 I C26-10
1
3
1
2
3
4
5
16 1
I C1-73
I C1-59
8
4
7
5
1
2
3
6
VCC
DO
NC
GND
CS
SK
D I
NC
TO WIRES REMOTE CONTROL UNIT
THERMISTOR ( PIPE TEMP. )
THERMISTOR ( ROOM TEMP. )
RED
WHITE
BLACK
JUMPER SWITCH
4 3
12
2
4
1
3
6
5
4
1
2
3
D
F
S
C
L
X
2
3
1
4
3
1
2
C
3
A
2
REF
1
R64
1.8k
<1/10W>
T1
MY064
20V
I C8
TOP244
Q7
2SA1037AK
<Q>
R34
12k
<1/10W>
R38
15k
<1/10W>
C29
0.22
<B>
C27
47/
35V
R42
270
<1/10W>
I C15
PS2561L-1-V
C33
47/
35V
D4
D1FL20U
R49
5.6k
<1/10W>
D8
1SS355
R45
100k
<RS-2W>
R46
47
<1/2W>
C4
47pF
1kV
C32
0.01
<ECQE>
D7
UF4007
D9
D1FL20U 6
5
4
3
2
1
8
9
10
C35
0.01
<F>
I C19
TL431 I LPR
C37
1000/
25V
+
D12 D2FL20U
D10 D1FL20U
R67
150
<1/10W>
R48
200k
<1/10W>
1%
C38
0.1
<F>
R53
5.6k
<1/10W>
T1-12
R76
47k
<1/10W>
1%
JM5
JM6
JM7
JM8
JM10
18 14 10
710
116
215
314
3 14
413
512
6 11
6 11
116
215
3 14
4 13
4 13
512
611
710
9
8 8
9
8
9
6
5
4
3
2
1
6
5
4
3
2
15
4
3
2
1
710
I C18-7
uLN2003
12V
R109
10k
<1/10W>
BZ1
PKM13EPYH-4000-A0
B Z
CN14
B3B-XH-AM
CN16
B2B-XH-AM
CN13
B5P-SHF-1AA
CN5
SJH-20-06WS
CN2
SJH20-05WS
I C18-6
uLN2003
I C18-1 - I C18-4
uLN2003 x 4
I C16-4 - I C16-7
uLN2003 x 4
I C7-3 - I C7-6
uLN2003 x 4
I C7-7, I C16-1 - I C16-3
uLN2003 x 4
D6
D3SB60
L2
0.6A 10mH C6
100/
420V
I C1-76
I C1-75
I C1-74
I C1-73
I C1-6
I C1-4
I C1-64
I C1-63
I C1-59
I C1-57
44
43
42
41
40
39
38
18
19
20
21
22
23
24
25
80
79
78
77
76
75
74
73
7
6
5
4
64
63
62
61
60
59
58
57
14
12
13
15
16 30
2
11
10
8
1
37
36
35
34
27
26
17
3
65
66
67
68
69
70
71
72
45
46
47
48
28
29
32
33
49
50
51
52
53
54
55
56
31
9P00 VDD
EVDD
P50
P51
P52
P53
P54
P55
P01
P02
P03
P04
P05
P06
P10
P11
P12
P13
P14
P15
P16
P17
P20
P21
P22
P23
P24
P25
P26
P27
P30
P31
P32
P33
P40
P41
P42
P43
P44
P45
P46
P47
RST*
X1
X2
XT1
XT2 EGND
AGND
GND
REGC
I C
AVREF
P145
P144
P143
P142
P141
P140
P130
P120
P77
P76
P75
P74
P73
P72
P71
P70
P67
P66
P65
P64
P63
P62
P61
P60
P57
P56
R94
330
<1/10W>
5V R104
10k
<1/10W>
EXTERNAL I N
EXTERNAL OUT
TEST
5
5V
INDICATOR PCB ASSY
R35
0R0
JM3
5 4 3 21
8 7 6 5 4321
CN8
B06B-PASK-1
LOUVER ( DIFFUSER )
LOUVER ( RIGHT / LEFT )
LOUVER ( UP / DOWN )
DC FAN MOTOR
INDOOR UNIT
CONTROLLER PCB ASSEMBLY ( MAIN PCB )
K08CX-1001WSE-C1
2010.08.30 6

CN201
07 JB20 / PAP 1061 L=230
5V
C201
0.1
<F>
5V
+ C202
47/
10V
R201
47
<1/4W>
I C201
GP1UM261RKVF
5V
D201
SLR-325VC
RED
D203
SLR-325DC
ORANGE
D202
SLR-325MC
GREEN
5
4
6
1
2
3
7
2
1
3
VCC
OUT
GND
INDOOR UNIT
INDICATOR PCB ASSEMBLY
K05CY-0500HSE-D0
2010.08.30 7

BLACK
BLACK
RED
BROWN
BLUE
ORANGE
YELLOW
WHITE
BLACK
BLACK
BLACK
BLACK
BROWN
BROWN
UL1015 AWG16
GREEN
UL1015 AWG20
RED
UL1015 AWG14
WHITE
UL1015 AWG14
BLACK
W103
UL1015 AWG20
BLACK
W100
UL1015 AWG20
WHITE
W102
UL1015 AWG20 BLACK
W101
UL1015
AWG14
BLACK
F202
5A - 250V
F201
20A - 250V
EARTH
EMI FILTER
ZCAT2132-1130
1T
EMI FILTER
ZCAT2132-1130
1T
TERMINAL
THERMISTOR
( DISCHARGE TEMP. )
THERMISTOR
( OUTDOOR TEMP. )
THERMISTOR ( PIPE - MID. TEMP. )
POWER SOURCE
AC208 - 230V
60Hz
L
N
SERIAL
1
2
3
4
5
PMV
C M
4-WAY VALVE
EXPANSION VALVE
COMPRESSOR
EMI FILTER
EMI FILTER
ZCAT2132-1130
1T
REACTOR
UL3271
AWG14
RED
UL3271
AWG14
WHITE
UL1015
AWG14
ORANGE
W11
B
W10
B
W5 W6
1
2
3
4
5
6
1
2
3
1
2
3
4
1
2
3
1
2
UL3271 AWG16
RED
UL3271 AWG16
WHITE
UL3271 AWG16
BLACK
CN30
B2P3-VH-B-C
BLACK
CN71
B04B-PASK-1
WHITE
CN70
B03B-PASK-1
WHITE
CN72
B2B-XH-AM
WHITE
CN40
B6B-XARK-1-A
RED
W4 B
W3 B
W2 B
W1 B
B W7
B W8
B W9
U
V
W
I NDOOR UNIT
RED
BLACK
WHITE
YELLOW
BROWN
F M DC FAN MOTOR
1
2
3
4
5
6
7
CN800
B5 ( 7 - 2.3 ) B-XASK-1-A
WHITE
CONTROLLER PCB ASSEMBLY
K06AX-1005WUE-C1
INVERTER ASSEMBLY
EZ-0101WUE
OUTDOOR PCB
CIRCUIT DIAGRAM
2010.11.02 8

17
16
2
35
3
59
58
60
21
34
47
27
28
29
30
31
32
33
57
41
42
43
44
10
9
8
7
5
6
4
22
23
13
2
49
24
13
48
19
1
61
62
63
64
20
18
15
14
55
54
53
52
51
50
46
45
12
39
38
37
36
40
26
25
11
56
P63
P62
P46
P12
P50
P37
P36
P40
MD2
P11
P26
P02
P03
P04
P05
P06
P07
P10
C
P20
P21
P22
P23
P57
P56
P55
P54
P52
P53
P51
X0
X1
VCC
AVCC
P00
P01
P17
P13
P14
P15
P16
AVR
P24
P25
P30
P31
P32
P33
P34
P35
P60
P61
MD0
MD1
P44
P43
P42
P41
P45
RSTX
P27
AGND
GND
GND
X500
8.00MHz
<FCR8.0MC5T>
C500
0.1
<F>
C502
0.1
<F>
+
C501
10/25V
C503
0.1
<F>
C561
0.01
<F>
R561
1.0k
R560
100k
I C560
S80842
5V
2
1
3
4
VDD
OUT
NC
GND
CS1
2
3
6
8
4
7
5
SK
D I
NC
VCC
DO
NC
GND
1
2
3
45
7
8
M
S
S
CD
S
S
10
9
8
7
6
5
4
3
2
1
76
5
+
-
5V
R83
10k
<1/10W>
R81
1.0k
<1/10W>
C300
100p
<B>
Q300
DTC114EUA
15V DCV-F
D62
D1FL20U
D61
D1FL20U
D60
D1FL20U
+
12V
C64
330/
25V
15V
5V
D63
1SS355
D64
1SS355
C69
100/
25V
+
IO
G
1
2
3
+C68
100/
25V
C67
0.1
<F>
+R61
10k
C65
470/
25V
+
C66
100/
25V
I C60
BA7805
-12V
I C50
TOP243P
D53
UF4005
R57
0R0
T60
RPZ-1F
C52
2200p
<E>
R56
150k
<2W>
R52
470k
<1/8W>
1%
R53
510k
<1/8W>
1%
R54
510k
<1/8W>
1%
R55
510k
<1/8W>
1%
D52
1SS355
JM101
JM103
JM102
JM100 TEST
5V R51
47
C50
47/
35V
C51
1.0
<B>
+
5V
C570
0.1
<F>
L50
BLm21
<AG601>
L51
BLm21
<AG601>
R570
10k
I C570
S-93C56BD0I
R93, R92, R91, R90
10k x 4
C86
470p
<B>
C84
0.1
<F>
C87
330p
<B>
15V D304
DAN217U
D303
DAN217U
+
R311
8.66k
1%
R309
5.76k
1%
R310
143
1%
C330
1000p
<B>
I C302-2
BA2903F
C85
10/
25V
5V
15V
-12V
R503
10k
SERVICE
JM500
R502
1.0k
R500
10k
I C500
MB90462
12V
12V
I C80
uLN2003
1C
7C
6C
5C
4C
3C
2C
1B
COM
9
10
11
12
13
14
15
16 1
2
3
4
5
6
7
8
2B
3B
4B
5B
6B
7B
8B
E
13
12
5
GND1
9
7
2
12V I C40
TD62064
POWER SOURCE
AC208 - 230V
60Hz
5V
R307, R308
195k
<RN-1/2W>
x 2
15V
C214
2200p
<B>
-12V
C306
0.1
<F>
C305
0.1
<F>
DCV
R210
1.0k
<1/10W>
R211
R212
R213
R214
R215
R216
0.15
<1W>
1%
x 6
I C200
FSBS20CH60
U V W
C213
0.022
<F>
R330
R332 4.7k 1% x 2
WVU
I C300-1
BA4560
R331
47K
1%
I C300-2
BA4560
-
-
+
+
75
6
12
3
R329 47k 1%
5V 5V
R328
1.0k
C311
1000p
<B>
D302 RB751V
R305 R303
R301R302
R304 R306
195k <RN-1/2W> 1% x 6
D50
1SS355
D51
UDZS8.2B
5V
R339
10k
R334
10k
1%
R337
100k
1%
I C302-1
BA2903F
C339
0.01
<F>
-
+
12
3
R335 R336 R333
10k 1% x 3
R338
3.3k
1%
R327
22k
C320
0.15
<ECQB>
D301
DAN217U
5V
R220
1.0k
C219
1000p
<B>
R219
1.0k
5V
5V
5V
C107
0.1
<F>
C108
2.2/
50V
+
R110
6.8k
R167
10k
D106
DAN217U
15V
C112
0.1
<F>
R165
22k
C110
0.1
<F>
I C102-3
BA2901F
I C102-1
BA2901F
-
+-
+
5
4214 8
9
-
+
10
11 13
-
+1
6
7
I C102-2
BA2901F
I C102-4
BA2901F
5V
5V-2
R112
10k
1%
R115
22k
1%
R171
4.7k
C106
0.1
<F>
5V-2
R113
1.0k
1%
C141
1000p
<B>
R101
4.7k
C136
0.01
<F>
R114
4.7k
1%
R111
10k
C109
2.2/
50V
+
C206 - C208, C215 - C217
2200p <B> x 6
R204 - R209
390 <1/10W> x 6
R218
4.7k
<1/10W>
DCV
15V-2
+
C104
10/
25V R105, R106
195k
<RN-1/2W>
1%
R107
3.83k
1%
5V
D113
DAN217U
D112
DAN217U
5V
C134
0.1
<F>
+
R169
22k
R168
22k
C128
0.1
<F>
C127
2.2/
50V
+
C125
0.1
<F>
+C126
2.2/
50V
R164
22k
C115
0.1
<F>
I C101
TC 74HC00AF
1
2
3
4
5
6
7
14
13
12
11
10
9
8
1
2
3
4
5
6
7
14
13
12
11
10
9
8
R124
4.7k
R116
15k
1%
R117
22k
1%
C111
4700P
<B>
R119
10k
1%
R118
10k
1%
D107
RB751V
C105
0.1
<F>
I C100
TA8316
15V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
VCC
COM
I N
I N
I N
VFO
CFOD
CSC
I N
VCC
VB
VS
I N
VCC
VB
VS
I N
VCC
VB
VS
NU
NV
NW
U
V
W
P
COMP
COMP
ACV / 7P
CP-POS / 47P
U / 50P
V / 52P
W / 54P
X / 51P
Y / 53P
Z / 55P
IPM-TRIP / 33P
IPM-CR / 9P
DCV / 8P
CT / 3P
TEST / 59P
MD2 / 63P
MD1 / 64P
MD0 / 1P
E2CS / 41P
E2SK / 40P
E2DI / 39P
2
1
3
3
21
3
12
3
1 2
13
12 14
3
21
6
57
+
-
+
-
+
-
+
-
10
98
3
21
3
2 1
+
-
+
-
6
57
3
21
1
2
31
2
3
+
-
3
21
+
-
5
67
+
-
5
67
3
2 1
+
-
2
31
1
3
2
3
1
2
3
21
16
4
3
6
11
14
1
8
10
15
O1
O2
O3
O4
GND2
GND4
GND3
I 1
I 2
I 3
I 4
COM1
COM2
NC1
NC2
I C104-2
BA2902F I C104-1
BA2902F
I C104-4
BA2902F
R135
10k
1%
D109
RB751V
D108
RB751V
R138 10k 1%
R141
10k
1%
R137, R136 10k 1% x 2
I C105-2
BA2903F
I C105-1
BA2903F
R134
10k
1%
R133
10k
1%
C116
0.1
<F>
C133
2.2/
50V
C132
2.2/
50V
+
C131
0.1
<F>
W7 W8 W9
15V
L300
ELC0607RA
C209 0.1 <F>
C210 0.1 <F>
C211 0.1 <F> C212 0.1 <F> C221 0.1 <F> C222 1.0 <F>
C220 47 / 35V
+
D203 HZ24BPTK-E
+
R200
39
<1/2W>
D200 - D202
US1J x 3
DCV
R203 330k C205 0.1 <F> C204 47 / 35V R202 330k C203 0.1 <F> C202 47 / 35V R201 330k C201 0.1 <F> C200 47 / 35V
++
DCV-F
F100
250V 15A
FH2
FH1
F4
250V
3.15A
R104
220k
<2W>
C100 - C102
660uF / 450V x 3
++ +
5V
C103
0.1
<HCP>
R102
47k
D102
1NH42
R103
100
<1/2W>
Q100
GT30J122(Q)
L130
ELC0607RA
1
3
2
1 2
6
4
5
7
3
GATIN
S I
D I
NC
VCC
SO
GND
5V-2
C140
0.1
<F>
+
C139
2.2/
50V
R121
100k
1%
15V
I C103-2
BA4560
C119, C120
0.1 <F>
x 2
-12V
I C103-1
BA4560
R126
100k
1%
C117
1.0
<B>
5V
C20
0.022
<B>
15V
5V 5V
+
R132
2.2k
R154
120k
R131
10
<1/10W>
1%
R130
220
1%
Q102
DTC143EUA
Q103
DTC143EUA
R163
10k
1%
R162
68k
1%
R160
68k
1%
C130
0.1
<F>
R159
4.7k
C129
1000p
<B>
R161
1.5k
1%
R143
39k
1%
15V
-12V
R140
10k
1%
R144
22k
1%
R145
22k
1%
I C104-3
BA2902F
R146
39k
1%
C124
2200p
<B>
R152
4.7k
1%
C123
2200p
<B>
R149
4.7k
1%
D110
DAN217U
D111
DAN217U
TAUX / 25P
E2SK / 40P
ZXH / 36P
ZXL / 37P
E2DI / 39P
EPV1 / 45P
PFC-TRIP / 46P
U / 50P
X / 51P
V / 52P
Y / 53P
W / 54P
Z / 55P
PFCEN / 14P
TMODE / 18P
MD1 / 64P
MD2 / 63P
TCK / 62P
TRXD / 61P
MDO / 1P
/ TRES / 19P
S I / 48P
R120 4.7k 1% R125 4.7k
L100 BL02Rn1
PFC-TRIP / 46P
PFCEN / 14P
PFCSW / 35P
5V-2
D115
DAN217U
D114
DAN217U
C113
2700p
<B>
C142
0.1
<F>
33
1 12 2
I C3-1
BA4560
R166 3.9k
R158 3.9k
R122
R123
4.7k
1% x 2
R129
100k
1%
I C3-2
BA4560
R142
1.2k
1%
15V
-12V
D105
DAN217U
PR / I C80-5
ZXH / 36P
R109 22
<1/4W>
R108 47
<1/4W>
IPM-G
IPM-G
IPM-G
IPM-G
3 3
22 11
POW-GND
POW-GND
LED / 30P
SO / 32P
V4-AC / 27P
V4-DC / 29P
PR / 31P
ACFAN / 28P
12V
R40 - R43
1.5k <1/10W> x 4
TH / 10P
EPV3 / 44P
EPV4 / 43P
EPV2 / 42P
EPV1 / 45P
C40
0.1
<F>
C10
0.1
<F>
TE / 5P
TD / 4P
TA / 6P
R80
2.2k
D80
SLR-332VR
<RED>
SO / I C80-2P
V4-AC / I C80-3
V4-DC / I C80-4
PR / I C80-5
ACFAN / I C80-6
FAN IN / 17P
FAN PWM / 2P
PFCSW / 35P
CT / 3P
TEST / 59P
PFC / 58P
TTXD / 60P
TAUX3 / 21P
CTDW / 34P
CP-POS / 47P
V4-AC / 27P
ACFAN / 28P
V4-DC / 29P
PR / 31P
SO / 32P
IPM-TRIP / 33P
LED / 30P
E2CS / 41P
EPV2 / 42P
EPV4 / 43P
EPV3 / 44P
TH / 10P
IPM-CR / 9P
DCV / 8P
ACV / 7P
TE / 5P
TA / 6P
TD / 4P
R139
10k
1%
PFCEN / 14P
ZXL / 37P
S I / 48P
FAN PWM / 2P
FAN IN / 17P
C801
0.01
<F>
R804
1.0k
5V
D600
DAN217U
Q800
DTC143EUA
15V Q801
DTA143EUA
5V
+
R801
1.0k
<1/4W>
POW-GND
R802
560
<1/4W>
C800
100/
25V
R803 10k
<1/10W>
R11
10k
R76
10k
R77
10k
C72
0.1
<F>
C71
0R0
C73
0.1
<F>
C75
0.1
<F>
R72
13k
1%
R73
38.3k
1%
L70 BL02Rn1
R10 4.75k
1%
5V
L40
1
2
3
4
5
6
1
2
1
2
3
4
1
2
3
8 7 1
2
3
4
5
65V
101418
W4
W3
5 4 321
H Y I C 1
H U 2 0 0 1 R 3
SO / I C80-2P
POW-GND
15V
C802
0.1
<F>
L800
BL02Rn1
SA1
RA-302M
W2
W1
VA1
470V
<TNR>
VA2
470V
<TNR>
C1
1.0
<LE>
12
43
L1
RHC4716-070PF07
C5
0.01
<KH>
C4
0.01
<KH>
C6
3.3
<LE>
D100
LL25XB60
D101
LL25XB60
+
+
-
-
W11
RED
W10
WHITE
W5
ORANGE
W6
ORANGE
2
3
1
4
2
3
1
4
3
21
4
R1
ZPR0RCH400
K1
DW12D1-O
12V
SERIAL
RED
EARTH
GREEN
L
BLACK
N
WHITE
CN800
B5 ( 7 - 2.3 ) B-1-A-XASK
WHITE
FAN MOTOR
CN40
B6B-XARK-1-A
RED
EXPANSION VALVE
CN72
B2B-XH-AM
THERMISTOR ( PIPE - MID. TEMP. )
CN71
B04B-XH-AM
THERMISTOR ( DISCHARGE TEMP. )
CN70
B03B-PASK-1
THERMISTOR ( OUTDOOR TEMP. )
U V W
R400 - R407
0.2 <1W> 1% x 8
R153
120k 1%
10k 1% x 2
R127
R128
100k
1%
x 2
R156
R155
C137
0.1
<F>
R22 1.0k
<1/10W>
C21
0.047
<B>
R20 1.0k <1/10W>
R21
39k
<1/10W>
R23
27k
<1/10W>
5V
PFC / 58P
R157
4.7k
C138
2.2/
50V
195k <RN-1/2W> 1% x 4
R148 R147
R150R151
2
3
1
I C102
BYPASS CAPACITOR
BYPASS CAPACITOR
REACTOR
POW-GND
1
2
3
4
5
6
7
DC-F
C572
1.0k
<1/10W>
POW-GND
PFC5000-0702F
x 2
2010.09.21 9
OUTDOOR UNIT
CONTROLLER PCB ASSEMBLY
K06AX-1005WUE-C1

ERROR DETECTION
Error Operation
LED Timer LED
Serial signal error Off
2 flash
3 flash
4 flash
5 flash
Serial signal (reverse) error, at operation start up
Serial signal (reverse) error, during oeration
Serial signal (forward) error, at operation start up
Serial signal (forward) error, during operation
Indoor unit thermistor error 2 flash
8 flash
2 flash
Outdoor unit thermistor error 3 flash
3 flash
2 flash
3 flash
4 flash
Indoor unit control error 4 flash
2 flash
3 flash
7 flash
4 flash
8 flash
Display
Error
Outdoor unit control error 5 flash
2 flash
3 flash
5 flash
Indoor fan motor error 6 flash
2 flash
3 flash
Abnormal lock
Abnormal rotation
CT abnormal
Outdoor unit fan drive system abnormal
2 flash
Refrigerant cycle error 7 flash
3 flash
Optional function error
Model information error
8 flash
0.1 sec on/off 0.1 sec on/off
4 flash
6 flash
Current trip error
Main relay welded
Wired remote controller error
Outdoor temperature thermistor open / short
Indoor temperature thermistor open / short
Heat exchanger thermistor open
Heat exchanger middle thermistor open / short
Discharge thermistor open / short
VDD permanent stop protection
reverse VDD permanent stop protection
Forced automatic SW welded
Power interruption error
Compressor location detection error
Model information error
Discharge Temperature abnormal
Cooling high pressure abnormal rise
PFC circuit error
102010.11.02

LED
OUTDOOR UNIT
0.5 second on / 0.5 second off
on
0.1 second on / 0.1 second off
2.0 second on / 2.0 second off
Trip
Discharge temperature abnormal
Thermistor abnormal
CT abnormal
0.1 second on / 2.0 second off
5.0 second on / 5.0 second off
ERROR
Compressor location abnormal
Fan abnormal
5.0 second on / 0.1 second off AF PAM voltage abnormal
112010.11.02

2010.10.14 12
PARTS
INDOOR UNIT
4
3
46
1
2
5
7
5
2 Front Panel 9314991028
1 Front Panel Total Assy 9315335081
3Intake Grille Assy 9315336064
4Air Filter 9315014016
5 Clamper Grille 9306755010
6Receiver Window 9315010018
7 Room Thermistor Holder 9315252012
-- Remote Control 9315027160
-- Remote Control Holder 9305642045
Ref Descriprion Part number

16
22
23
13
20
18
15
19
21
2010.10.14 13
INDOOR UNIT
11
17
14
12
Casing Assy 931533104511
12 Casing Cover B 9315016010
13 Casing Cover L 9315017017
14 Casing Cover R 9315018014
15 Casing Cover F 9315019011
18 R and L Louver 9311997016
16 Drain Cap 9367677009
17 Drain Hose Assy 9315769015
22 Diffuser Z 9315003010
20 Louver Z 9315001016
21 Diffuser U 9315002013
23 Spring C 9314142017
-- Fan Guard Holder R 9315814012
-- Fan Guard 9305751051
-- Fan Guard Holder L 9315815019
19 Louver U 9315000019
Ref Descriprion Part number

2010.10.14 14
35
40
39
33
37 38
36
32
31
34
INDOOR UNIT
39 Crossflow Fan Assy 9315024015
40 Bearing C Assy 9306628017
31 Evaporator Total Assy 9315338112
32 Connection Pipe Assy 9315355058
33 Water Seal 9315251015
34 Evaporater Holder R 9314994012
35 Evaporater Holder L 9314995019
36 Rear Bracket 9315022011
37 Filter Guide 9315013019
38 Filter Guard 9315411013
Ref Descriprion Part number

INDOOR UNIT
152010.10.14
47
49
51
44
46
45
50
43
41
42
48
41 Controller PCB Assy 9708065205
42 Control Box 9314996023
43 Control Cover 9314997020
44 Motor Case 9314998027
45 Terminal Earth 9315028013
46 DC Brushless Motor 9602784004
47 Motor, Step 9900384029
48 Motor, Step 9900384036
49 Motor, Step 9900139063
50 Terminal 9900447014
-- Pipe Thermistor 9900551018
51 Indicator PCB Assy 9707210019
Ref Descriprion Part number

1
1
2
315
13
12
9
11
10
5
6
7
8
14
4
PARTS
OUTDOOR UNIT
2010.11.02 16
4 Top Panel Assy 9318464030
1 Front Panel Assy 9318463026
5 Protective Net 9331640008
3
6
Cabinet Left Assy 9318461008
2 Emblem 9318479003
Switch Cover 9317692021
8 Valve Bracket 9331649001
7 Cabinet Right Assy 9316044050
10 Motor Bracket Assy 9316041011
9 Propeller Fan 9313808013
12 Reactor Assy 9900354022
13 Separator Assy 9331722001
15 Condencer Total Assy 9331660013
14 Base Assy 9316885028
11 Fan Motor 9602724017
Ref. Description Part number

23
27
26
25
24
22
21
2010.11.02
OUTDOOR UNIT
17
23
9331647007
Expansion Valve Coil
22
24
9331674003
2-way Valve Assy 9314554018
3-way Valve Assy
Pulse Motor Valve Assy
21
9315297044
25 9900057039
Suction Pipe Assy27 9331642002
Discharge Pipe Assy26 9331643009
Compressor Assy
Ref Parts numberDescription

31
32
33
42
40
41
39
34
35
36
38 39
37
Ref Parts numberDescription
9703874055
PCB Holder
34
32
9314507038
Inverter Case Assy
37
PCB Assy 9707427455
35
9315690029
Terminal
OUTDOOR UNIT
9900210038
--
--
9900038045
--
9900403010
Outdoor Thermistor
2010.10.15 18
Heat Exchanger Thermistor
Discharge Thermistor
Inverter Case Cover
33 9313074029
36 Terminal Bracket 9317691017
38 Bracket Conduit 9313938017
39 Terminal Cover Assy 9317898010
31 Case Cover 9309913011

9305642045
Remote control
holder
Name and Shape Part number
9315023018
9315027160
0600185541
0700076046
9310519004
Remote control
Battery (penlight)
Cloth tape
Tapping screw (big)
Wall hook bracket
ACCESSORIES
Tapping screw (small)
0700019036
192010.11.02