DOWNLOAD Sharp AU-A18 (serv.man6) Service Manual ↓ Size: 1.58 MB | Pages: 5 in PDF or view online for FREE

Model
AU-A18 (serv.man6)
Pages
5 Few pages! See other manuals at the bottom of the first or last page.
Size
1.58 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner / Microcomputer control system
File
au-a18-sm6.pdf
Date

Sharp AU-A18 (serv.man6) Service Manual ▷ View online

7
AH-AP18CS
AH-AP24CS
AU-A18CS
AU-A24CS
MICROCOMPUTER CONTROL SYSTEM
Figure L-1. Electronic Control Circuit Diagram for AH-AP18CS
MODE
13K
R37
L2
NC
NC
56
L 1
9.1K
R45
1/2W
10K
D14
25V
47
µ
C29
+
NF1
6.8K
6.8K
R41
100
L1
SSR1
C31
1W
275V
0.033
µ
Q8
Q7
Q6
Q5
JP21
3
1
3
1
NR1
CN9
THERMOSTAT
INTERNAL
CN8
CN7
CN6
CN5
CN3
CN2
CN1
1
2
3
1
CLUSTER
R35 3.3K
R40
R39
10K
CLEANING
SWITCH 1
SWITCH 2
CLEANING
3
1
D8
D9
3
2
1
2
3
3
2
2
0.01
µ
C22
16V
2
0.01
µ
C10
16V
22K
R6
20K
Q2
1
R5
22K
R4
R27
2
1/2W
9
470
R30
SSR2
3
12V
5V
10
9
25V
C24
SW101
2
11
2
8
IC4
10K
R29
R28
1.8K
BZ1
RY1
SSR1
1/2W
470
IC5
8
9
Q1
16V 220
µ
10K(F)
+
D6
25V
0.1
µ
1
2
4
5
3
MOTOR
LOUVER
3
2
1
5
4
1
2
3
HOLE
IC
FAN
MOTOR
2
3
JP3
JP2
JP1
NC
MB89537A
1
IC6
3
10K
13K
13K
25V
0.1
µ
1
µ
50V
IC1
(PATTERN SIDE)
400V
0.01
µ
16V
JP5
JP4
1K
0.01
µ
OSC1
FRONT
P21
P22
P23
P24
P25
P26
P27
X1
X0
MOD1
MOD0
RST
32
31
30
29
28
27
26
25
24
23
22
21
20
Vcc
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
P45
P46
P47
AN0
AN1
AN2
AN3
AN4
AN5
AN6
AN7
AVR
P60
P61
P62
P63
P64
P31
P32
P33
P34
P35
P36
P37
P40
P41
P42
P43
P44
52
53
54
55
56
57
58
59
60
61
62
63
64
P30
NC
P00
P01
P02
P03
P04
P05
P06
P07
P10
P11
P12
P13
P14
P15
P16
P17
P20
49 
50 
51
33 
34 
35 
36 
37 
38 
39 
40 
41 
42 
43 
44 
45 
46 
47 
48
AVcc
AVss
Vss
50V
1000p
+
680
10K
10K
10
µ
16V
16V
10
µ
10k
(F)
10K
(F)
4
3
2
1
TH2 
PIPE TEMP 
15k
(25˚C).
TH1 
PIPE TEMP 
10k
(25˚C). 
FAN
MOTOR
1
3
5
2.7K(F)
D7
+
35V
1000
µ
50V
0.1
µ
7812
IC2
+
25V 47
µ
7805
0.1
µ
IC3
25V
10V
100
µ
+
C7
D1?4
GND
22.6K(F)
3.3K
4
5
IC8
1
2
3
8
7
6
0.1
µ
25V
16V
0.01
µ
TR1
C1
C2
C3
C4
C5
C6
C8
C9
C11
C13
C14
C15
C17
C18
C19
C20
C21
C23
C25
R7
R8
R9
R10
R13
R14
R15
R16
R18
R19
R20
R21
R22
R23
R24
R25
R26
R32
R34
10K
16V
16V
16V
0.01
µ
0.01
µ
0.01
µ
6.8K
R12
47K
R11
10MHz
JP10
JP11
JP12
JP13
JP18
10K
10K
0.01
µ
16V
0.01
µ
16V
R17 3.3K
13K
C27
C12
SW1 : AUX.(TEST RUN)
C16
25V
0.1
µ
1
R31
R33
+
+
C26
3
2
1
1
BCN1
2
3
4
5
6
7
8
R37
6
7
1
3
5
1K(F)
1
0.1
µ
D12
3
R108
10
32
(TIMER)
LED102
LED101
(OPERATION)
1
1
2
BL
GR
LED107
(CLUSTER)
1
3
42
5
6
9
R107
(FAN L)
(FAN M)
(FAN H)
(FAN AUTO)
LED106
LED105
LED104
LED103
3K
2.7K
R102
R101
1/2W
1/2W
C102
C101
0.1
µ
25V
33
µ
10V
+
IC101
BCN101
R103
R104
R105
R106
620
620
1
2
3
1
8
7
6
5
4
3
2
620
620
1/2W
1/2W
56
CN10
CN103
BCN102
CN102
CN101
275V
275V
0.1
µ
0.1
µ
275V
C28
8
6
SSR2
2W
2W
R1
R2
NC
NC
NC
NC
JP9
JP8
JP7
JP19
DEIC
E 1
DEIC
E 2
DRY
FAN
PIPE
 1
PIPE
 2
NONE
NONE
NONE
NONE
JP7
JP8
JP9
JP10
JP11
JP12
JP13
TEST
NONE
JP6
NONE
15K
15K
15K
JP18
JP19
LOUV
OUT
FAN
CLUS
TER
ER
R19
R21
R23
FAN2
FAN1
HEAT
COOL
MODE
R38
R38
ON
PWR
LESS
WIRE
AT
SWE-
KEEP
HOT
DEF.
SYMBOL
I
JP2
JP3
JP4
JP5
JP1
IN
OUT
RY1
WPE1
T
250V
3A
1
N
BOARD
TERMINAL
1
N
PHASE
SINGLE
SUPPLY
POWER
TERMINAL
BOARD
A
BL
BK
BR
UNIT
OUTDOOR
TO
NONE
NONE
USE
USE
USE
USE
USE
USE
NONE
47
CT1
BL
BL
AH-AP18CS
AH-AP24CS
AU-A18CS
AU-A24CS
8
igure L-2. Printed Wiring Diagram for AH-AP18CS
2
FB441
2
FB441
2
2
FB441
2
FB441
2
TO  TERMINAL  
BOARD  TOP
“N” 
TO  TERMINAL  BOARD
TOP
“N” 
TO  TERMINAL  BOARD
BOTTOM
“N” 
FROM  TERMINAL  
BOARD  TOP
“1”“BLACK” 
FROM 
 TERMINAL  
BOARD  BOTTOM
“1”“BROWN” 
FROM  FAN  MOTOR
FROM 
FAN  MOTOR
FROM  CLUSTER  GENERATOR
FROM 
CLUSTER  
GENERATOR
FROM  CLEANING  SWITCH  1
FROM  
CLEANING  
SWITCH  2
FROM  THERMISTOR
FROM  LOUVER  MOTOR
BCN101(BCN201)
9
AH-AP18CS
AH-AP24CS
AU-A18CS
AU-A24CS
Figure L-3. Electronic Control Circuit Diagram for AH-AP24CS
L2
R37
13K
MODE
HOT
KEEP
SWE-
AT
WIRE
LESS
PWR
ON
DEIC
TEST
NONE
NONE
NONE
NONE
JP13
JP12
JP11
JP10
JP9
JP8
JP7
 2
PIPE
 1
PIPE
FAN
DRY
E 2
DEIC
E 1
NONE
JP6
COOL
HEAT
FAN1
FAN2
R23
R21
R19
ER
TER
CLUS
FAN
OUT
LOUV
JP19
NONE
15K
15K
JP18
MODE
L
R38
NONE
USE
USE
USE
USE
USE
USE
NONE
NONE
JP1
JP5
JP4
JP3
JP2
I
SYMBOL
DEF.
1/2W
R45
47
TO
OUTDOOR
UNIT
BR
E
A
BOARD
TERMINAL
2
POWER
SUPPLY
SINGLE
PHASE
N
1
TERMINAL
BOARD
N
1
3A
250V
T
WPE1
8
7
6
5
4
3
2
BCN1
1
1
2
3
C26
+
+
R33
R31
1
0.1
µ
25V
C16
SW1 : AUX.(TEST RUN)
C12
R37
C27
13K
3.3K
R17
16V
0.01
µ
16V
0.01
µ
10K
10K
JP18
JP13
JP12
JP11
JP10
10MHz
R11
47K
R12
6.8K
0.01
µ
0.01
µ
0.01
µ
16V
16V
16V
10K
R34
R32
R26
R25
R24
R23
R22
R21
R20
R19
R18
R16
R15
R14
R13
R10
R9
R8
R7
C25
C23
C21
C20
C19
C18
C17
C15
C14
C13
C11
C9
C8
C6
C5
C4
C3
C2
C1
TR1
0.01
µ
16V
25V
0.1
µ
6
7
8
3
2
1
IC8
5
4
3.3K
22.6K(F)
GND
D1?4
C7
+
100
µ
10V
25V
IC3
0.1
µ
7805
47
µ
25V
+
IC2
7812
0.1
µ
50V
1000
µ
35V
+
D7
2.7K(F)
5
3
1
MOTOR
FAN
1
2
3
4
(F)
10K
(F)
10k
10
µ
16V
16V
10
µ
10K
10K
680
+
1000p
50V
Vss
AVss
AVcc
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
51
50
49
P20 
P17 
P16 
P15 
P14 
P13 
P12 
P11 
P10 
P07 
P06 
P05 
P04 
P03 
P02 
P01 
P00 
NC 
P30
64
63
62
61
60
59
58
57
56
55
54
53
52
P44
P43
P42
P41
P40
P37
P36
P35
P34
P33
P32
P31
P64 
P63 
P62 
P61 
P60
AVR
AN7 
AN6 
AN5 
AN4 
AN3 
AN2 
AN1 
AN0 
P47 
P46 
P45
19 
18 
17 
16 
15 
14 
13 
12 
11 
10








1
Vcc
20
21
22
23
24
25
26
27
28
29
30
31
32
RST
MOD0
MOD1
X0
X1
P27
P26
P25
P24
P23
P22
P21
FRONT
OSC1
SSR1
0.01
µ
1K
JP4
JP5
16V
0.01
µ
400V
(PATTERN SIDE)
IC1
50V
1
µ
0.1
µ
25V
13K
13K
10K
3
IC6
1
MB89537A
NC
JP1
JP2
JP3
3
2
MOTOR
FAN
IC
HOLE
3
2
1
4
5
1
2
3
LOUVER
MOTOR
3
5
4
2
1
0.1
µ
25V
D6
+
10K(F)
220
µ
16V
Q1
9
8
IC5
470
1/2W
SSR1
RY4
BZ1
1.8K
R28
R29
10K
IC4
8
2
1
1
2
SW101
C24
25V
9
10
5V
12V
3
SSR2
R30
470
9
1/2W
2
R27
R4
22K
R5
1
Q2
20K
R6
22K
16V C10
0.01
µ
2
16V
C22
0.01
µ
2
1
2
3
3
2
1
2
3
D9
D8
13
CLEANING
SWITCH 2
SWITCH 1
CLEANING
10K
R39
R40
3.3K
R35
CLUSTER
1
3
2
1
CN1
CN2
CN3
CN5
CN6
CN7
CN8
INTERNAL
THERMOSTAT
CN9
NR1
1
3
1
3
JP21
Q5
Q6
Q7
Q8
6
7
1
3
5
820(F)
0.1
µ
D12
270
56
1/2W
1/2W
620
620
2
3
4
5
6
7
8
1
3
2
1
620
620
R106
R105
R104
R103
BCN101
IC101
+
10V 33
µ
25V 0.1
µ
C101
C102
1/2W
1/2W
R101
R102
2.7K
3K
LED103
LED104
LED105
LED106
(FAN AUTO)
(FAN H)
(FAN M)
(FAN L)
R107
9
65
2
43
1
(CLUSTER)
LED107
GR
BL
21
1
(OPERATION)
LED101
LED102
(TIMER)
2
3
10
R108
3
CN103
BCN102
CN102
CN10
CN101
275V
275V
0.1
µ
R2
R1
2W
2W
SSR2 
6
8
C28
275V
0.1
µ
JP9
JP8
JP7
JP19
R38
NC
NC
NC
NC
L1
100
R41
1W
C31
0.033
µ
275V
6.8K
6.8K
NF1
D14
+
C29
47
µ
25V
10K
275V
RY4
R44
0.01
µ 
C34
1W
D
NC
NC
47K
5.1K
RE
BL
CT1
BL
BL
BR
TH1 PIPE 
TEMP.
10k
(25˚C)
TH2 PIPE 
TEMP.
15k
(25˚C)
AH-AP18CS
AH-AP24CS
AU-A18CS
AU-A24CS
10
igure L-4. Printed Wiring Diagram for AH-AP24CS
2
FB441
2
FB441
2
2
FB441
2
FB441
2
TO  TERMINAL  BOARD
TOP
“N” 
TO  TERMINAL  BOARD
TOP
“N” 
TO  TERMINAL  BOARD
BOTTOM
“N” 
TO  TERMINAL  
BOARD  TOP
“2” 
TO   TERMINAL  
BOARD  TOP
“1” 
FROM  FAN  MOTOR
FROM 
FAN  MOTOR
FROM  CLUSTER  GENERATOR
FROM 
CLUSTER  
GENERATOR
FROM  CLEANING  SWITCH  1
FROM  
CLEANING  
SWITCH  2
FROM  THERMISTOR
FROM  LOUVER  MOTOR
BCN101(BCN201)
Page of 5
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Sharp AU-A18 (serv.man6) Service Manual ▷ Download

  • DOWNLOAD Sharp AU-A18 (serv.man6) Service Manual ↓ Size: 1.58 MB | Pages: 5 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sharp AU-A18 (serv.man6) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp AU-A18 (serv.man6) Air Conditioner. Information contained in Sharp AU-A18 (serv.man6) Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.