Sharp AY-XP13CR (serv.man15) Service Manual ▷ View online
29
AY-XP08CR
AY-XP10CR
AY-XP13CR
AY-XP10CR
AY-XP13CR
Note:
1.
Normal : Only the timer lamp blinks.
Error : Displayed by blinking of run lamp (above table).
2.
If the power plug is removed from the outlet or the breaker is switched to
"OFF", the self-diagnostic memory will be erased.
3.
Example of outdoor unit LED 1 blinking :
: Blinks at 2-second intervals
: OFF
: ON
: Blinks 3 times at 0.2-second intervals
Indoor unit
operating
Outdoor unit
completely stopped
Only recall of self-diagnosis
memory.
Indoor and outdoor units are
not stopped.
Display by indoor unit operation lamp
Displayed in a pattern which comes on at the same
time as the timer lamp
4 seconds off
What to check, procedure
Display by
outdoor
unit lamp
LED 1
Diagnosis
Solution
Condition
of indoor
and
outdoor
unit
Serial short
Serial open
Cluster generator
circuit error
1. Check the wiring between units.
1. Check the wiring between units.
1. Check the wiring between units.
2. Check the fuse in the outdoor unit.
3. Indoor control board.
4. Outdoor control board.
1. Check the wiring between parts.
2 Indoor control board.
3. Hi-voltage unit.
1. Rewire.
2 Replace the control board.
3. Replace the Hi-voltage unit.
1. Rewire.
1. Rewire.
Indoor fan out of order
1. Is the fan motor locked ?
2. Is the wiring connector firmly fitted ?
3. Is the rotation pulse signal applied to the motor ?
Outdoor power supply
does't turn on.
Wiring mistake.
1. Rewire.
2. Replace the fuse, replace the
outdoor board assembly.
3. Replace the control board.
4. Replace the control board.
1. Replace fan motor
2. Reattach.
3. Replace the indoor control board
assembly.
1
sec..
1
sec
0.6
sec.
1
sec.
1
sec.
1
sec.
1
sec.
1
sec.
0.6
sec.
1
sec.
1
sec.
1
sec.
1
sec.
1
sec.
1
sec.
Compressor lock
1
sec.
1
sec.
1
sec.
Overheat of the compressor
0.6
sec.
0.6
sec.
1
sec.
0.6
sec.
1
sec.
0.6
sec.
1 time
2 times
ON
OFF
ON
OFF
30
AY-XP08CR
AY-XP10CR
AY-XP13CR
AY-XP10CR
AY-XP13CR
100
80
60
40
20
0
-10
0
10
20
30
40
Resistance
Thermistor
Room temperature
Heat exchange
Color
Yellow
Orange
To measure the resistance, first remove
the connector as shown at right.
Room temperature
thermistor TH1
Tester
Signal
CN6
CN6
Figure 1 Temperature properties of indoor thermistors
500K
400K
300K
200K
100K
0
-20
0
20
60
80
100
120
3.06K
5.78K
4.17K
2.28K
1.72K
16
40K
30K
20K
10K
0
-20
0
20
60
40
16
Figure 3 Temperature properties of outdoor thermistors
Connector
CN8
TH2 Heat exchange thermistor
TH3 Outdoor temp. thermistor
TH1 compressor thermistor
TH2,TH3
Connector
CN8
Temperature (
°C)
Temperature (
°C)
Tester
Tester
Thermistor
To measure the
resistance, first
remove the
connector from the
board.
Color
No.
Connector
Compressor
thermistor
Heat exchanger
pipe thermistor
Outdoor temp.
thermistor
TH1
TH2
TH3
No. 1 to 2
No. 3 to 4
Red
Orange
No. 5 to 6
Green
Microcomputer
terminal
Input
signal
To Outdoor control board
Adaptor
(R22)
(GND)
(R16)
Pin No. 27
Pin No. 28
0
1
0 Low input
1 High input
K
Heat exchange thermistor
TH2 (orange)
25
°C resistance 15 K
Room temperature
thermistor TH1 (yellow)
25
°C resistance 10 K
25
°C resistance
45 K
Resistance ( )
Resistance ( )
0°
C resistance
14.5 K
25
°C resistance
4.431 K
Figure 2 Temperature properties of heatsink thermistors
Heat exchange
thermistor TH2
Tester
41
Cautions when attaching or removing the board
When oper
ating only the outdoor unit (cooling 40 Hz fix
ed mode)
T
o
mak
e
only the outdoor unit r
un in cooling mode
, shor
t the places mar
k
ed with
arro
ws belo
w with an adaptor
, and apply a v
oltage of 220 ~ 240
V A
C
to 1
and N on the ter
minal board.
(A
v
oid oper
ating the outdoor unit alone f
or long per
iods of time
.)
500
400
300
200
100
0
-20
0
20
40
Temperature (˚C)
80
100
3.25k
60
12.3k
6.14k
Resistance (k )
Thermistor
Heatsink
Color
Black
To measure the resistance, first remove
the connector as shown at right.
Signal
CN7
Heatsink thermistor
TH6 (black)
25
°C resistance 50k
Tester
1
3
31
AY-XP08CR
AY-XP10CR
AY-XP13CR
AY-XP10CR
AY-XP13CR
REFRIGERATION CYCLE
Figure R-1. Refrigeration Cycle for AY-XP08CR / AY-XP10CR / AY-XP13CR
s
1
4
C
2
Capillary
tube A
tube A
Capillary
tube B
tube B
Capillary
tube C
(2 pieces)
tube C
(2 pieces)
Compressor
3
Strainer
Heating
Cooling
Outdoor unit
Condenser
Evaporator
Indoor unit
Reverse valve
Silencer
Flare coupling
Flare coupling
3-way
valve
2-way
valve
Silencer
Coil
Indoor side
Standard conditions:
Dry-bulb Temp. (˚C)
Relative Humidity (%)
20
Heating
Outdoor side
Dry-bulb Temp. (˚C)
Relative Humidity (%)
7
87
27
Cooling
47
35
40
AY-XP08CR / AY-XP10CR / AY-XP13CR
Temperature at each part and pressure in 3-way valve
Operation
mode
mode
Cool
(Max.)
Heat
(Max.)
Cool
Heat
Cool
(Max.)
Heat
(Max.)
Cool
Heat
Cool
(Max.)
Heat
(Max.)
Cool
Heat
Model
1
2
3
4
3-way valve
pressure
(MPaG)
pressure
(MPaG)
81˚C
44˚C
9˚C
12˚C
0.90
2.70
1.10
2.20
0.85
2.43
1.10
2.00
0.87
3.05
1.10
2.20
68
85˚C
1˚C
42˚C
38˚C
7˚C
more
than 70
60˚C
13˚C
12˚C
40 settle
65˚C
2˚C
35˚C
4˚C
50 settle
82˚C
45˚C
11˚C
8˚C
80
78˚C
1˚C
38˚C
6˚C
more
than 80
65˚C
40˚C
15˚C
12˚C
40 settle
59˚C
2˚C
32˚C
4˚C
50 settle
85˚C
42˚C
12˚C
9˚C
101
91˚C
2˚C
40˚C
6˚C
more
than 105
65˚C
40˚C
15˚C
15˚C
40 settle
58˚C
3˚C
31˚C
3˚C
50 settle
No.
Hz
Dimension of Capillary tube
AY-XP08CR
AY-XP10CR
AY-XP13CR
Model
ø2.7
ø2.7
ø2.7
O.D
ø1.5
ø1.5
ø1.5
150
150
I.D
L
O.D
I.D
L
O.D
I.D
L
150
Capillary tube C
ø2.7
ø2.7
ø2.7
ø1.4
ø1.6
ø1.6
400
300
600
Capillary tube B
ø2.7
ø2.7
ø2.7
ø1.4
ø1.5
ø1.6
700
550
500
Capillary tube A
AY-XP10CR
AY-XP08CR
AY-XP13CR
32
AY-XP08CR
AY-XP10CR
AY-XP13CR
AY-XP10CR
AY-XP13CR
-5
0
7
5
10
2.4
2.8
3.2
3.6
35
40
45
700
800
900
1000
(Running frequency: 68Hz)
Heating capacity(kW)
Outside air temp.(˚C)
Input(W)
Outlet air temp.(˚C)
-5
0
5
7
10
2.5
3.0
3.5
4.0
30
35
40
45
800
900
1000
1100
(Running frequency: 79Hz)
Heating capacity(kW)
Outside air temp.(˚C)
Input(W)
Outlet air temp.(˚C)
PERFORMANCE CURVES
NOTE: 1) Indoor fan speed: Hi
2) Vertical adjustment louver "45˚", Horizontal adjustment louver "front"
3) Indoor air temp. : Cooling 27˚C, Heating 20˚C
3) Indoor air temp. : Cooling 27˚C, Heating 20˚C
Figure P-1. At Cooling for AY-XP08CR
25
30
35
40
2.0
2.2
2.4
2.6
10
12
14
600
700
800
900
Cooling capacity(kW)
Outside air temp.(˚C)
Input(W)
Outlet air temp.(˚C)
(Running frequency: 51Hz)
25
30
35
40
2.4
2.6
2.8
3.0
3.2
12
14
16
700
800
900
1000
(Running frequency: 63Hz)
Cooling capacity(kW)
Outside air temp.(˚C)
Input(W)
Outlet air temp.(˚C)
25
30
35
40
3.2
3.4
3.6
3.8
4.0
10
12
14
1000
1100
1200
1300
(Running frequency: 83Hz)
Cooling capacity(kW)
Outside air temp.(˚C)
Input(W)
Outlet air temp.(˚C)
Figure P-2. At Cooling for AY-XP10CR
Figure P-3. At Cooling for AY-XP13CR
Figure P-4. At Heating for AY-XP08CR
Figure P-5. At Heating for AY-XP10CR
Figure P-6. At Heating for AY-XP13CR
-5
0
5
7
10
3.0
3.5
4.0
4.5
5.0
5.5
30
35
40
45
1200
1300
1400
1500
1600
(Running frequency: 96Hz)
Heating capacity(kW)
Outside air temp.(˚C)
Input(W)
Outlet air tem
p
.(
˚C
)
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