Read Sharp AH-X108 Service Manual online
AH/AU-X108E
AY/AE-X108E
AH/AU-X138E
AY/AE-X138E
5
Figure
W-1.
Wiring
Diagram
for
AH-X108E,
AH-X138E,
AY-X108E
and
AY-X138E
WIRING DIAGRAMS
1
1
N
L
N
2
N
2
OUTDOOR UNIT
INDOOR UNIT
CONTROL BOARD UNIT
BLACK
RED
RED
TERMINAL BOARD
TERMINAL BOARD
TERMINAL BOARD
GREEN-YELLOW
Blink steps
Malfunction part or abnormal condition
Short circuit of the outdoor thermistor
Overheat of the compressor
Abnormal AC current
Compressor lock
Open circuit of the outdoor thermistor
Power module(PM1) abnormality
AC overcurrent
4 way valve abnormality
Open circuit of serial signal line
Short circuit of serial signal line
Abnomal fan motor of indoor unit
: LED blink
<LED yellow blinking>
LED yellow blinks 5
times in 10 seconds.
< Indication of the abnormal condition >
LED yellow and LED red indicate automatically,
if the set is in abnormal condition.
<LED red blinking>
abnormal condition is
indicated by the blinking
pattern of LED red.
BLUE
BROWN
YELLOW
ORANGE
BROWN
RY1
In
Out
CN3
NR1
CN4
CN1
CN2
CN7
CN8
TR
C1
SSR1
A
A
S
M
C
BLUE
BLUE
BLUE
BLACK
4
3
2
1
POWER
SUPPLY
SINGLE
PHASE
LOUVER
MOTOR
TH1
ROOM TEMP
THERMISTOR
SERIAL
SIGNAL
CIRCUIT
PIPE TEMP
THERMISTOR
TH2
RECEIVER
BOARD UNIT
FAN MOTOR
CAPACITOR
430V 1.5
µ
F
R.P.M.
SIGNAL
DISPLAY
BOARD UNIT
FUSE
250V 2.5A
T
FAN MOTOR
FAN MOTOR
COMPRESSOR
CONTROL BOARD UNIT
UNIT TO UNIT CORD
5
3
1
LED INDICATION FOR SELF-DIAGNOSIS
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x : LED no blink
x
x
x
x
x
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