Read Sharp AY-X127E Service Manual online
AH-X127E
AU-X127E
AU-X127E
AY-X127E
AE-X127E
AE-X127E
6
Figure
W-2.
Wiring
Diagram
for
AU-X127E
1
N
N
L
2
1
N
2
1
3
5
4
3
2
1
INDOOR UNIT
TERMINAL
BOARD
OUTDOOR UNIT
TERMINAL BOARD
CONTROL
BOARD
UNIT
TERMINAL
BOARD
UNIT TO UNIT CORD
CAUTION
The voltage is high at C8,C9 (electronic capacitors) on outdoor unit.
For mentenance dischage at C8,C9 to prevent electric shock.
In case that WPE2 (protecter) has been fused, the voltage is kept high at C8,C9.
G(Y)
G(Y)
T1
WPE1
SA1
NR1
T4
T5
C3
C4
L3
C11
20A
250V
BR
BL
T2
T11
T3
RE
CN3
A
M
C
RE
BK
BL
CN8
FAN MOTOR
CAPACITOR
2
µ
F 430V
FAN
MOTOR
CONTROL BOARD UNIT
BCN12
MRY1
GR
GR
BL
BL
T6
PTC1
CT1
C1
BK
REACTOR
L4
WPE3 3A 250V
NR2
RY1
CNR1
C24
C2
LED INDICATION OF SELF-DIAGNOSIS
ON OUTDOOR UNIT
LED BLINKING
LED turns on
Slow flashing (1 time for 2 seconds)
Quick flashing (3 times for 2 seconds)
Example: NO.2 Compressor lock
on
off
1.0sec
1.0sec
1.0sec
0.6sec
0.6sec
0.6sec
1.0sec
1.0sec
0.6sec
0.6sec
0.6sec
0.6sec
NO.3 Overheat of the compressor
NO.
1
2
3
4
Normal
Abnomal signal line
Compressor lock
Overheat of the compressor
DC overcurrent or overheat of the IPM
Short circuit of the thermistor
Open circuit of the thermistor
AC abnormal current
AC overcurrent
LED indication pattern
Mulfunction part or abnormal condition
NO.
5
6
7
8
LED indication pattern
Mulfunction part or abnormal condition
FAN
MOTOR
BK
BL
BR
GR
BLACK
BLUE
BROWN
GRAY
:
:
:
:
RE
WH
OR
G(Y)
RED
WHITE
ORANGE
:
:
:
YE
YELLOW:
: GREEN-YELLOW
DIODE BRIDGE
DIODE BRIDGE
DB1
DB2
OR
~
~
~
~
REACTOR L2
50
µ
F
200V
WH
WH
1
4
RE
YE
BL
RE
C5
C10
GR
BK
C6
C8
BL
BL
BL
150
µ
F
400V
150
µ
F
400V
GR
C9
BR
GR
YE
YE
C7
4700
µ
F
63V
T9
T7
WPE2
20A
250V
YE
YE
BL
BL
T10
T8
2000
µ
F 400V
2000
µ
F 400V
FC1
C29
POWER
TRANSISTOR
MODULE (PM1)
U
V
W
BCN11
RE
WH
BK
COMPRESSOR
U(R)
V(S)
W(C)
THERMISTOR
COMPRESSOR TEMP.
THERMISTOR
PIPE. TEMP.
TH1
TH2
OR
WH
L1
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