1
A
B
C
D
E
F
G
2 3 4 5 6 7 8 9 10 11 12 13 14
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
28
29
30
31
3233
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
P20
P21
P22
P23
P24
P25
P26
P27
P30
P31
P32
P33
P34
P35
P36
P37
P40
P41
P42
P43
P44
P45
P46
P47
P50
P51
P52
P53
P54
P55
V
SS
SS
V
AV
AV
P17
P16
P15
P14
P13
P12
P11
P10
AV
P04
XT2
IC(V )
X1
X2
V
P02
P01
P00
P67
P66
P65
P64
P63
P62
P61
P60
P57
P56
REF
DD
SS
PP
DO
1
2
3
45
6
7
8
DO
DI
SK
CS
GND
RS
R/B
V
CC
R21
10K
A52BR9020
IC4
J2
+
–
C10
10V
100µ
A52D0001W015
IC1
RX
SW3 A04042
AB
REMOTE CONTROL
NO.
RA1
24k X 3
CWA
43036
L1
RXSW3REMOCON NO.
0
1
2
3
OFF
OFF
ON
ON
10k
10k
CN-TH1
(XH-4)
(YELLOW)
4
3
2
1
PIPE
TEMPERATURE
SENSOR (20k,3950)
INTAKE
AIR TEMPERATURE
SENSOR (15k,3950)
R7
20k
+
–
C8
16V
10µ
10µ
16V
C15
–
+
15k
R6
R19
5.1k
R5
10k
R18
150k
X1 8MHz
(30pF X 2)
+
–
C4
50V
1µ
R13
1k
R26
100k
b
e
c
ZD1
7.5EL1
R25
10k
RESET SIGNAL
C1740S
Q4
GENERATION
CN-DISP
+
–
C23
10V
100µ
C14
0.01µ
R12
1k
10k X 3
RA2
R16
5.1k
21
NH-2
CN-TEST
R10
1k
0.01µ
C17
SW2
(PUMP DOWN SW)
R8
1k
1
2
3
4
8
7
6
5
IN+
IN-
CO
GND
Vcc1
OUT
Vcc2
F0
0.01µ
0.01µ
PD
PH302C
(SHIELD CASE)
137k
+–
6.3V
47µ
µPC2800AGR
IC
RECEIVER & INDICATOR
CN-DISP
(RED)
(ORANGE)
(ORANGE)
ON/OFF
TIMER
SLEEP
(PH-6)
CN-STM
1
2
3
4
5
(KR-5)
(GREEN)
STEPPING MOTOR
(HORIZONTAL VANE)
a
b
c
d
13 4
12 5
11 6
710
µPA2003C
IC3
R4
330
R3
330
R2
330
L2
CWA43036
C11
0.1µ
116
2 15
R30
6.2k
R29
2.2k
c
e
b
+
–
D2
ERA15-01
RY-C
5V
O
G
I
+
–
C2
10V
100µ
REGULATOR
78N05
IC2
470µ
25V
C5
–
+
I
G
O
12V
10k
10k
b
e
c
Q2
UN4211
+
–
C1
35V
2200µ
C12
0.1µ
R14
5.1k
+–
~
~
AN78M12
IC5
DB1
S1VB20E
CN-FUSE 12321
(XH-3) BLUE
CN-T
TEMPERATURE
FUSE
AC
(BLACK)
RY-C
T (BLK)
T (BLK)
FUSE
3.15A
ZNR1
ERZV10D471
TRANSFORMER
1
2
FUSE 113°C
TEMPERATURE
AC220-240V
SINGLE PHASE
50Hz/60Hz
POWER
SUPPLY
SWITCH
(WHT)
AC
(BLU)
AC
ELECTRONIC CIRCUIT
2
1
YELLOW
REDBLUE
TRADE MARK
COMPRESSOR
TERMINAL
CS/CU-C181KE
J9890708 40%
C181KECI.DWG
9
8
GND
CHECK PIN
MICRO COMPUTER
A40C246
CWA
00106
REGULATOR
DISPLAY
GND
AUTO OPERATION
TEST RUN
TIMER SHORTEN
STEPPING
MOTOR
DRIVE
SIGNAL
RESET
REMOTE- CONTROL
COMMAND INPUT
INPUT
POWER CLOCK
POWER
OUT
IN
8MHz
OSC
PIPE TEMP.
INTAKE AIR TEMP.
REMOTE- CONTROL
NO. DETECTION
RELAY DRIVE
SIGNAL
AUTO RESTART
102°C
STEPPING MOTOR DRIVE
RESET
BUZZER
330
R9
1k
c
e
b
R11
11k
R31
6.2k
C3
0.01µ
0.01µ
C18
+
–
C22
10V
100µ
+–
C9
10V
100µ
C24
0.01µ
R20 26.1k
R24 102k
SIDE A : ON
SIDE B : OFF
100µ
10V
C13
–
+
470µ
35V
C16
143
e
f
R15
1k
BZ
R17
47
2W
RY-M
RY-H
SSR
10k
4.7k
c
b
e
Q3
UN421F
PL
ERZV10D471
ZNR2
SSR
A56W2DEH1-5
RY-H
RY-M
CN-FM
FAN
MOTOR
ORANGE
BROWN
YELLOW
RED
(GREEN)
g
BZ1
CWA48039
CWA01059
RESET SIGNAL
GENERATION
Q5
C1740S
P03
SSR DRIVE
IC3
A52MPA2003C
+-
0.022µ
C19
R1
10k
(AUTO SW)
SW1
CWA01059
RY-C DRIVE
C1741A
Q1
RY-M
RY-H
RELAY
DRIVE
SIGNAL
RY-C
POWER CLOCK
GENERATOR
CR1
120 0.022µ
C-FM
3
2
1
1
2
3
4
5
6
6
5
4
3
2
1
CN-FUSE1 12
123456789
250V
120 0.022µ
CR2
120 0.022µ
CR3
L
C
H
ORANGEBROWN
THERMOSTAT
FAN MOTOR
COMPRESSOR
BLUE
BLUE RED
YELLOW
BLUE
BLUE
CAPACITOR
YELLOW
RED
CAPACITOR
BLUE
NONE
JUMPER
DISABLE
ENABLE
FUNCTION
AUTO RESTART
J2
R32
AUTO MODE
TEMP. SETTING
NORMAL
HIGH
10k
47k
R32
BLUE
ECQV
AC
14
512 12 19
5
0
5
5
5
0
5
5
5
0
5
Fig.1
Fig.2
Fig.2
5
5
0
0
2.5
2.5
5
2.5
5
0
5
0
0
0
10
20
30
40
50
60
70
0 1020304050-10
Sensor (Thermistor)
Characteristics
Resistance (k )
Temperature (°C)
1
2
Intake Air Temp. Sensor
Pipe Temp. Sensor
1
2
Intake Air/
Temperature (°C)
Voltage (V)
IC1
56
Pin
Intake Air Temp. Data
3
4
2
1
0 10203040506070
Pipe Temp. Data
Pin
57
IC1
Pipe Temp. Data
Fig. 2
Fig. 1
CS-C181K/C241K CS-C181K/C241K
CS-C181K/C241K
ELECTRONIC CIRCUIT DIAGRAM
•
CS-C181K / CU-C181K SERIES
•
CS-C241K / CU-C241K SERIES
C181KE-ECD 6/19/00, 5:05 PM1
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