Alpic Air AWI-53HRDC1C User manual

Service Manual
AWI-53HRDC1C
Split Type Air Conditioner
AWO-53HRDC1C
AWI-70HRDC1C
AWO-70HRDC1C
(Refrigerant: R32)

Service Manual
Table of Contents
Part Ⅰ: Technical Information.......................................................................1
1. Summary......................................................................................................................1
2. Specications..........................................................................................................2
2.1 Specication Sheet...........................................................................................................2
2.2 Operation Characteristic Curve ........................................................................................4
2.3 Capacity Variation Ratio According to Temperature.........................................................4
2.4 Cooling and Heating Data Sheet in Rated Frequency .....................................................5
2.5 Noise Curve......................................................................................................................5
3. Outline Dimension Diagram........................................................................6
3.1 Indoor Unit........................................................................................................................6
3.2 Outdoor Unit .....................................................................................................................7
4. Refrigerant System Diagram......................................................................8
5. Electrical Part...........................................................................................................9
5.1 Wiring Diagram.................................................................................................................9
5.2 PCB Printed Diagram .....................................................................................................11
6. Function and Control ......................................................................................14
6.1 Remote Controller Introduction .....................................................................................14
6.2 Ewpe Smart App Operation Manual...............................................................................20
6.3 Brief Description of Modes and Functions......................................................................21
Part Ⅱ: Installation and Maintenance .................................................27
7. Notes for Installation and Maintenance..........................................27
8. Installation................................................................................................................30
8.1 Installation Dimension Diagram......................................................................................30
8.2 Installation Parts-Checking ............................................................................................32
8.3 Selection of Installation Location....................................................................................32
8.4 Requirements for electric connection .............................................................................32
8.5 Installation of Indoor Unit................................................................................................33
8.6 Installation of Outdoor unit .............................................................................................35
8.7 Vacuum Pumping and Leak Detection ...........................................................................36
8.8 Check after Installation and Test operation....................................................................36
Table of Contents

Service Manual
9. Maintenance............................................................................................................37
9.1 Error Code List ...............................................................................................................37
9.2 Procedure of Troubleshooting ........................................................................................44
9.3 Maintenance method for normal malfunction .................................................................58
10. Exploded View and Parts List ..............................................................60
10.1 Indoor Unit....................................................................................................................60
10.2 Outdoor Unit .................................................................................................................64
11. Removal Procedure.......................................................................................66
11.1 Removal Procedure of Indoor Unit ...............................................................................66
11.2 Removal Procedure of Outdoor Unit ............................................................................71
Appendix: ........................................................................................................................76
Appendix 1: Reference Sheet of Celsius and Fahrenheit ....................................................76
Appendix 2: Conguration of Connection Pipe.....................................................................76
Appendix 3: Pipe Expanding Method ...................................................................................77
Appendix 4: List of Resistance for Temperature Sensor ......................................................78
Table of Contents

1
Technical Information
Service Manual
1. Summary
Indoor Unit:
Part Ⅰ: Technical Information
Outdoor Unit:
AWO-53HRDC1C
AWO-70HRDC1C
AWI-53HRDC1C
AWI-70HRDC1C
Remote Controller:
YAC1FB9(WiFi)

2
Technical Information
Service Manual
2. Specications
2.1 Specication Sheet
Model AWI-53HRDC1C AWI-70HRDC1C
Product Code CB348002202 CB348002302
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 11
Power Supply Mode Outdoor Outdoor
Cooling Capacity W5200 7000
Heating Capacity W5300 7400
Cooling Power Input W1528 1900
Heating Power Input W1410 1897
Cooling Current Input A6.78 8.73
Heating Current Input A6.26 8.84
Rated Input W2600 3750
Rated Current A6.78 8.73
Air Flow Volume(SH/H/MH/M/ML/L/SL) m3/h 800/720/650/610/570/520/470 660/590/540/490/450/420/390
Dehumidifying Volume L/h 1.8 2.4
EER W/W 3.40 3.68
COP W/W 3.76 3.90
SEER W/W 76.5
SCOP(Average/Warmer/Colder) W/W 4.0/5.1/3.4 4.0/5.1/3.3
Application Area m223-34 27-42
Indoor
Unit
Indoor Unit Model AWI-53HRDC1C AWI-53HRDC1C
Indoor Unit Product Code CB348N02202 CB348N02302
Fan Type Cross-ow Cross-ow
Fan Diameter Length(DXL) mm Ф106X706 Φ108X830
Cooling Speed(SH/H/M/L/SL) r/min 1230\1150\1080\980\900\850\800 1250/1150/1050/950/900/850/800
Heating Speed(SH/H/M/L/SL) r/min 1350\1250\1150\1050\980\900\850 1250/1150/1050/1000/950/900/850
Fan Motor Power Output W35 35
Fan Motor RLA A0.35 0.35
Fan Motor Capacitor μF 2.5 3
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Evaporator Pipe Diameter mm Ф7 Ф7
Evaporator Row-n Gap mm 2-1.4 2-1.4
Evaporator Coil Length (LXDXW) mm 715X25.4X304.8 850X25.4X342.9
Swing Motor Model MP35CP MP35CP
Swing Motor Power Output W2.5 2.5
Fuse Current A3.15 3.15
Sound Pressure Level(SH/H/MH/M/ML/L/
SL) dB (A) 45/43/41/38/35/34/31 48/45/42/39/37/36/33
Sound Power Level(SH/H/MH/M/ML/L/SL) dB (A) 59/57/55/52/49/48/45 58/55/52/49/47/46/43
Dimension (WXHXD) mm 1017X304X221 1135X328X247
Dimension of Carton Box (LXWXH) mm 1077X375X300 1190X407X335
Dimension of Package(LXWXH) mm 1080X378X315 1193X410X350
Net Weight kg 13.5 17.5
Gross Weight kg 16.5 21

3Technical Information
Service Manual
Outdoor
Unit
Outdoor Unit Model AWO-53HRDC1C AWO-70HRDC1C
Outdoor Unit Product Code CB419W15600 CB419W15700
Compressor Manufacturer ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO., LTD
Compressor Model QXF-B141ZF030F QXFS-D25zX090H
Compressor Oil FW68DA or equivalent FW68DA
Compressor Type Rotary Rotary
Compressor LRA. A 25 24
Compressor RLA A 6.5 11.7
Compressor Power Input W 1410 2420
Compressor Overload Protector HPC115/95U1 KSD115℃HPC115/95U1/KSD115ºC
Throttling Method Electron expansion valve Electron expansion valve
Set Temperature Range ºC 16~30 16~30
Cooling Operation Ambient Temperature
Range ºC -15~43 -15~43
Heating Operation Ambient Temperature
Range ºC -22~24 -22~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7 Φ7
Condenser Rows-n Gap mm 2-1.4 2-1.4
Condenser Coil Length (LXDXW) mm 851X38.1X660 935X38.1X660
Fan Motor Speed rpm 800 800
Fan Motor Power Output W 60 60
Fan Motor RLA A 0.4 0.58
Fan Motor Capacitor μF / /
Outdoor Unit Air Flow Volume m3/h 3200 3200
Fan Type Axial-ow Axial-ow
Fan Diameter mm Ф520 Ф520
Defrosting Method Automatic Defrosting Automatic Defrosting
Climate Type T1 T1
Isolation I I
Moisture Protection IPX4 IPX4
Permissible Excessive Operating Pressure
for the Discharge Side MPa 4.3 4.3
Permissible Excessive Operating Pressure
for the Suction Side MPa 2.5 2.5
Sound Pressure Level (H/M/L) dB (A) 57/-/- 57/-/-
Sound Power Level (H/M/L) dB (A) 64/-/- 67/-/-
Dimension(WXHXD) mm 965X700X396 965X700X396
Dimension of Carton Box (LXWXH) mm 1026X455X735 1026X455X735
Dimension of Package(LXWXH) mm 1029X458X750 1029X458X750
Net Weight kg 45 53.5
Gross Weight kg 49.5 58
Refrigerant R32 R32
Refrigerant Charge kg 1 1.7
Connection
Pipe
Connection Pipe Length m 5 5
Connection Pipe Gas Additional Charge g/m 16 40
Outer Diameter Liquid Pipe mm Ф6 Ф6
Outer Diameter Gas Pipe mm Ф12 Ф16
Max Distance Height m 10 10
Max Distance Length m 25 25
Note: The connection pipe applies metric diameter.
The above data is subject to change without notice. Please refer to the nameplate of the unit.

4
Technical Information
Service Manual
2.2 Operation Characteristic Curve
2.3 Capacity Variation Ratio According to Temperature
01020304050607090010 20 30 40 50 60 70 80 90 100 120110
80
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
)A(tnerruC
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
)A(tnerruC
220V
230V
240V
220V
230V
240V
01020304050607090010 20 30 40 50 60 70 80 90 100 120110
80
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
)A(tnerruC
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
)A(tnerruC
220V
230V
240V
220V
230V
240V
Conditions
Indoor: DB27°C/WB19°C
Outdoor: DB35°C/WB24°C
Indoor air flow: High
Pipe length: 5m
Conditions
Indoor: DB27°C/WB19°C
Outdoor: DB35°C/WB24°C
Indoor air flow: High
Pipe length: 5m
Conditions
Indoor: DB20°C/WB15°C
Outdoor: DB7°C/WB6°C
Indoor air flow: High
Pipe length: 5m
Conditions
Indoor: DB20°C/WB15°C
Outdoor: DB7°C/WB6°C
Indoor air flow: High
Pipe length: 5m
Cooling Heating
Capacity ratio(%)
gnilooC
gnilooC
Outdoor temp.(°C)
Capacity ratio(%)
Outdoor temp.(°C)
gnitaeH
Capacity ratio(
%)
Outdoor temp.(°C)
gnitaeH
Capacity ratio(
%)
Outdoor temp.(°C)
Heating operation ambient temperature range is -15ºC~24ºC
Heating operation ambient temperature range is -22ºC~24ºC
0
20
40
60
80
100
120
140
-15-10 -5 0510 15 20 25 30 35 43
0
20
40
60
80
100
120
140
-15-10 -5 0510 15 20 25 30 35 43
0
20
40
60
80
100
120
140
-22 -15 -10 -7 0 2 7 15 18 21 24
Conditions
Indoor:DB20°C
Indoor air flow:Super High
Pipe length:5m
0
20
40
60
80
100
120
140
-22 -15 -10 -7 0 2 7 15 18 21 24
Conditions
Indoor:DB20°C
Indoor air flow:Super High
Pipe length:5m
Condition
Indoor:DB27°C WB19°C
Indoor air flow:
High
Pipe length:5m
Condition
Indoor:DB27°C WB19°C
Indoor air flow:
High
Pipe length:5m
5kW
7kW
5kW
7kW

5Technical Information
Service Manual
2.4 Cooling and Heating Data Sheet in Rated Frequency
2.5 Noise Curve
Cooling:
Rated cooling
condition(°C) (DB/WB) Model
Pressure of gas pipe
connecting indoor and
outdoor unit
Inlet and outlet pipe
temperature of heat
exchanger
Fan speed of
indoor unit
Fan speed of
outdoor unit
Compressor
revolution
(rps)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
27/19 35/24 TURBO High
5kW 0.9 ~ 1.1 12 to 14 75 to 37 52
7kW 0.9 ~ 1.1 12 to 14 75 to 37 72
Instruction:
T1: Inlet and outlet pipe temperature of evaporator
T2: Inlet and outlet pipe temperature of condenser
P: Pressure at the side of big valve
Connection pipe length: 5 m.
Heating:
Rated cooling
condition(°C) (DB/WB) Model
Pressure of gas pipe
connecting indoor and
outdoor unit
Inlet and outlet pipe
temperature of heat
exchanger
Fan speed of
indoor unit
Fan speed of
outdoor unit
Compressor
revolution
(rps)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
20/- 7/6 TURBO High
5kW 2.2 ~ 2.4 70 to 35 2 to 4 65
7kW 2.2 ~ 2.4 70 to 35 2 to 4 77
Indoor side noise when blowing Outdoor side noise when blowing
Indoor fan motor rotating speed Compressor frequency(Hz)
Noise/dB(A)
50
60
30
40
20
Turbo High Medium-high Medium Medium-low Low Ultralow
40
42
44
46
48
50
52
54
56
20 4030 50 60 70 80 90
Noise dB(A)
5kW
5kW
7kW
7kW
AWI-53HRDC1C AWI-70HRDC1C

6Technical Information
Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
Models WH D W1 W2 W3
5kW 1017 304 221 127.5 685 204.5
7kW 1135 328 247 215.5 685 234.5
Uint:mm
75
35
Φ55
W3W2
W1
Φ55
35
75
W
D
H

7
Technical Information
Service Manual
3.2 Outdoor Unit
340
963
700
396
890
560
364
Unit:mm
AWO-70HRDC1C / AWO-53HRDC1C

8
Technical Information
Service Manual
Indoor unit Outdoor unit
COOLING
HEATING
4-Way valve
Discharge
Suction
Heat
exchanger
(evaporator) Heat
exchanger
(condenser)
Valve
Valve
Liquid pipe
side
Gas pipe
side
Strainer Electron
expansion
valve
Strainer
Capillary
Accumlator
Compressor
4. Refrigerant System Diagram
Connection pipe specication:
Liquid pipe:1/4" (6mm)
Gas pipe:1/2" (12mm) AWI-53HRDC1C
Gas pipe:5/8" (16mm) AWI-53HRDC1C
Indoor unit Outdoor unit
Accumlator
COOLING
Discharge
Suction
Heat
exchanger
(evaporator)
Heat
exchanger
(condenser)
Valve
Valve
Liquid pipe
side
Gas pipe
side
Compressor
Strainer
Capillary
AWI-53HRDC1C AWI-70HRDC1C

9Technical Information
Service Manual
Symbol Symbol Color Symbol Symbol Color Symbol Name
WH White GN Green CAP Jumper cap
YE Yellow BN Brown COMP Compressor
RD Red BU Blue Grounding wire
YEGN Yellow/Green BK Black / /
VT Violet OG Orange / /
5. Electrical Part
5.1 Wiring Diagram
● Indoor Unit
●Instruction
Note: Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model.
AWI-70HRDC1C / AWI-53HRDC1C
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10 Technical Information
Service Manual
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These wiring diagrams are subject to change without notice; please refer to the one supplied with the unit.
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11 Technical Information
Service Manual
5.2 PCB Printed Diagram
Indoor Unit
Terminal of outdoor fan
14
1210
345 78
9
6
12
11
14
13
15
No Name
1Compressor wiring terminal for U V W
2Terminal of system high pressure protection
3
4Interface of temperature sensor
5Terminal of electronic expansion valve
6
7
Terminal of system low pressure protection
84-way valve terminal
9Terminal of compressor electric heater
Terminal of power supply earthing wire
13 Interface of communication wire for indoor unit
and outdoor unit
15 Terminal of power supply neutral wire
Compressor overload protection terminal
10
Interface of electric heating belt of chassis
11
Terminal of power supply live wire terminal
12
Terminal of compressor electric heater
● Top view
● Bottom view
AWO-53HRDC1C

12
Technical Information
Service Manual
Terminal of outdoor fan
14
1210
345 78
9
6
12
11
14
13
15
No Name
1Compressor wiring terminal for U V W
2Terminal of system high pressure protection
3
4Interface of temperature sensor
5Terminal of electronic expansion valve
6
7
Terminal of system low pressure protection
84-way valve terminal
9Terminal of compressor electric heater
Terminal of power supply earthing wire
13 Interface of communication wire for indoor unit
and outdoor unit
15 Terminal of power supply neutral wire
Compressor overload protection terminal
10
Interface of electric heating belt of chassis
11
Terminal of power supply live wire terminal
12
Terminal of compressor electric heater
● Top view
● Bottom view
AWO-53HRDC1C

13 Technical Information
Service Manual
AWO-70HRDC1C
Top View
Bottom View
NO. Name NO. Name NO. Name
1 Compressor three phase input interface 6Terminal of high pressure protection 11 Terminal of chassis electric heating
2Terminal of low ambient temperature
cooling temperature sensor 7Terminal of low pressure protection 12 Terminal of live wire
3Terminal of electronic expansion valve 8Terminal of outdoor fan13Terminal of communication
4Terminal of outdoor temperature sensor 9Terminal of compressor electric heating 14 Te rminal of grounding wire
5Terminal of compressor overload
protection 10 Terminal of 4-way valve15Terminal of neutral wire
1
23 4567 8910
11
12
13
14
15

14 Technical Information
Service Manual
Set fan speed
Send signal
Turbo mode
8ćheating function
Set temperature
Set time X-FAN function
TIMER ON/TIMER OFF
Child lock
Up & down swing
Left & right swing
Light
Temp. display type
:Set temp.
:Outdoor ambient temp.
:Indoor ambient temp.
Sleep mode
Clock
Heat mode
Fan mode
Dry mode
Cool mode
Auto mode
Operation mode
I feel
Healthy mode
Scavenging functions
Quiet
WiFi This is a general remote controller.Some
models have this function while some
do not. Please refer to the actual models.
{
6
3
79
11
13
15
12
14
16
10
8
5
4
2
1
1ON/OFF button
2MODE button
3 FAN button
4TURBO button
6button
7button
9I FEEL button
14 LIGHT button
15 button
16 TEMP button
11 CLOCK button
12 QUIET button
13 WiFi button
10 TIMER ON / TIMER OFF button
8SLEEP button
5▲/ button
▲
This is a general use remote controller, it could be used for the air conditioners with multifunction; For some function, which the
model doesn't have, if press the corresponding button on the remote controller that the unit will keep the original running status.
After putting through the power, the air conditioner will give out a sound. Operation indicator " " is ON (red indicator,the colour is
different for different models). After that, you can operate the air conditioner by using remote controller.
Under on status, pressing the button on the remote controller, the signal icon " " on the display of remote controller will blink
once and the air conditioner will give out a “di” sound, which means the signal has been sent to the air conditioner.
●As for the models with functions of WiFi or wired controller, the indoor unit must has been controlled by standard remote controller under auto
mode first,and then the function of adjustable temperature under auto mode can be realized by APP or the wired controller.
●This remote controller can adjust the temperature under auto mode. When matching with the unit which is without the function of adjustable
temperature under auto mode, the set temperature under auto mode may be invalid, or the displayed set temperature on the unit is not same as
that on the remote controller under auto mode.
YAC1FB9(WiFi)
6. Function and Control
6.1 Remote Controller Introduction
Buttons on Remote Cont roller

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Press this button to turn on the unit. Press this button again to turn off the unit.
It’s Low fan speed under Dry mode.
X-FAN function Hold fan speed button for 2s in COOL or DRY mode, the icon “ ” is displayed and the indoor fan will continue operation for
a few minutes in order to dry the indoor unit even though you have turned off the unit. After energization, X-FAN OFF is defaulted. X-FAN
is not available in AUTO, FAN or HEAT mode.
This function indicates that moisture on evaporator of indoor unit will be blowed after the unit is stopped to avoid mould.
Having set X-FAN function on: After turning off the unit by pressing ON/OFF button indoor fan will continue running for a few minutes. at
low speed. In this period, Hold fan speed button for 2s to stop indoor fan directly.
Having set X-FAN function off: After turning off the unit by pressing ON/OFF button, the complete unit will be off directly.
(This indicator is not
(This indicator
Operation indicator is ON.
available for some models).
(This indicator is not
available for some models).
is not available for some models).
Fan speed: auto, low speed, low-medium speed,medium speed,
medium-high speed,high speed.
Under auto mode, temperature can be displayed;Under auto mode,set temperature can be adjusted.
This button is used for setting Fan Speed in the sequence that goes from AUTO, ,to
,, ,
then back to Auto.
Low-Medium speed
Medium-High speed
Medium speed
High speed
Auto
Low speed

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When I FEEL function is turned on, the remote controller should be put within the area where indoor unit can receive the signal sent by the
remote controller.
● The function is only available for some mode
● Press this button, can select Sleep 1 ( ), Sleep 2 ( ), Sleep 3 ( ) and cancel the Sleep, circulate between these, after electrified,
Sleep Cancel is defaulted.Sleep 1 is Sleep mode 1, in Cool modes; sleep status after run for one hour, the main unit setting temperature will
increase 1 , two hours, setting temperature increased 2 , then the unit will run at this setting temperature; In Heat mode: sleep status after run
for one hour, the setting temperature will decrease 1 , two hours, setting temperature will decrease 2 , then the unit will run at this setting
temperature.
● Sleep 2 is sleep mode 2, that is air conditioner will run according to the presetting a group of sleep temperature curve.
● Sleep 3-the sleep curve setting under Sleep mode by DIY;
(1)Under Sleep 3 mode, press “Turbo” button for a long time, remote controller enters into user individuation sleep setting status, at this time,
the time of remote controller will display “1hour”, the setting temperature “88” will display the corresponding temperature of last setting sleep
curve and blink (The first entering will display according to the initial curve setting value of original factory);
(2)Adjust "▲" and " "▲ button, could change the corresponding setting temperature, after adjusted, press “Turbo” button for confirmation;
(3) At this time, 1hour will be automatically increased at the timer postion on the remote control, (that are "2hours" or "3hours" or "8hours"),
the place of setting temperature "88"will display the corresponding temperature of last setting sleep curve and blink;
(4) Repeat the above step (2)~(3) operation, until 8 hours temperature setting finished, sleep,curve setting finished, at this time, the remote
controller will resume the original imer display; temperature display will resume to original setting temperature.
● Sleep3- the sleep curve setting under Sleep mode by DIY could be inquired: The user could accord to sleep curve setting method to inquire
the presetting sleep curve, enter into user individuation sleep setting status, but do not change the temperature,press “Turbo” button directly fo
r
confirmation. Note: In the above presetting or enquiry procedure, if continuously within 10s, there is no button pressed, the sleep curve setting
within 10s, there is no button pressed, the sleep curve setting status will be automatically quit and resume to display the original displaying.
In the presetting or enquiry procedure, press "ON/OFF" button, "Mode" button, "Timer" button or "Sleep" button, the sleep curve setting or
enquiry status will quit similarly.
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13.WiFi button
This function is only available for some models.
This function is applicable to partial of models.
Press " WiFi " button to turn on or turn off WiFi function. When WiFi function is turned on, the " WiFi " icon will be displayed on remote
controller; Under status of unit off, press "MODE" and " WiFi " buttons simultaneously for 1s, WiFi module will restore to factory default
setting.
● The Quiet function can be set up in all modes; Under the Quiet mode,the fan speed is not available.
● The Quiet function is only available for some models.
● When quiet function is selected
Under cooling mode: indoor fan operates at notch 4 speed. 10 minutes later or when indoor ambient temperature≤28℃, indoor fan will operate
at notch 2 speed or quiet mode according to the comparison between indoor ambinet temperature and set temperature.
Under heating mode: indoor fan operates at notch 3 speed or quiet mode according to the comparison between indoor ambient temperature and
set temperature.
Under dry, fan mode: indoor fan operates at quiet mode.
Under auto mode: the indoor fan operates at the auto quiet mode according to actual cooling, heating or fan mode.