Electrical Control Function
Electrical Control System
147
function, it will display No. N with 1.5s, meanwhile the low bit decimal of digit display flashing, indicated to
get into the check function display. After 1.5s, it will display the content corresponding to No. N.
The digital display tube will display the follow procedure when push SW1 each time.
Display
Remark
0
Normal display
Display running frequency, running state or malfunction code
1
No. of indoor units in good connection
Actual data
2
Outdoor unit running mode code
Off:0,Fan only 1, Cooling:2, Heating:3, Forced cooling:4
3
A indoor unit capacity
The capacity unit is horse power. If the indoor unit is not connected,
the digital display tube will show: “――”
(7K:0.8HP, 9K:1HP,12K:1.2HP,18K:1.5HP)
4
B indoor unit capacity
5
C indoor unit capacity
6
D indoor unit capacity
7
E indoor unit capacity
8
A Indoor unit capacity demand code
Norm value*HP
(7K:0.8HP, 9K:1HP,12K:1.2HP,18K:1.5HP)
9
B Indoor unit capacity demand code
10
C Indoor unit capacity demand code
11
D Indoor unit capacity demand code
12
E Indoor unit capacity demand code
13
Total indoor units amendatory capacity
demand code
Forced cooling:7
14
The frequency corresponding to the total
indoor units amendatory capacity demand
15
The frequency after the frequency limit
16
The frequency sending to compressor
control chip
17
A indoor unit evaporator outlet temp.(T
2B
A)
If the temp. is lower than -9 degree, the digital display tube will show
“-9”.If the temp. is higher than 70 degree, the digital display tube will
show “70”. If the indoor unit is not connected, the digital display tube
will show: “――”
18
B indoor unit evaporator outlet temp.(T
2B
B)
19
C indoor unit evaporator outlet temp.(T
2B
C)
20
D indoor unit evaporator outlet temp.(T
2B
D)
21
E indoor unit evaporator outlet temp.(T
2B
E)
22
A indoor unit room temp.(T
1
A)
If the temp. is lower than 0 degree, the digital display tube will show
“0”.If the temp. is higher than 50 degree, the digital display tube will
show “50”. If the indoor unit is not connected, the digital display tube
will show: “――”
23
B indoor unit room temp.(T
1
B)
24
C indoor unit room temp.(T
1
C)
25
D indoor unit room temp.(T
1
D)
26
E indoor unit room temp.(T
1
E)
27
A indoor unit evaporator temp.(T
2
A)
If the temp. is lower than -9 degree, the digital display tube will show
“-9”.If the temp. is higher than 70 degree, the digital display tube will
show “70”. If the indoor unit is not connected, the digital display tube
will show: “――”
28
B indoor unit evaporator temp.(T
2
B)
29
C indoor unit evaporator temp.(T
2
C)
30
D indoor unit evaporator temp.(T
2
D)
31
E indoor unit evaporator temp.(T
2
E)
32
Condenser pipe temp.(T3)
33
Outdoor ambient temp.(T4)
34
Compressor discharge temp.(T5)
The display value is between 30~129 degree. If the temp. is lower
than 30 degree, the digital display tube will show “30”.If the temp. is
higher than 99 degree, the digital display tube will show single digit
and tens digit. For example, the digital display tube show “0.5”,it
means the compressor discharge temp. is 105 degree.)
35
AD value of current
The display value is hex number.
For example ,the digital display tube show “Cd”, it means AD value is
205.
36
AD value of voltage
37
EXV open angle for A indoor unit
Actual data/4.
Summary of Contents for AWAU-YCZ218-H11
Page 24: ...Dimensions Outdoor Units 97 AWAU YCZ536 H11...
Page 29: ...Wiring Diagrams 102 Outdoor Units AWAU YCZ327 H11 7SP091167 AWAU YCZ327 H11 7SP091171...
Page 30: ...Wiring Diagrams Outdoor Units 103 AWAU YCZ430 H11 7SP091168 AWAU YCZ430 H11 7SP091172...
Page 31: ...Wiring Diagrams 104 Outdoor Units AWAU YCZ536 H11 7SP091169 AWAU YCZ542 H11 7SP091173...
Page 107: ...SERVICE MANUAL Multi Splits Series...
