Alpic Air AWO-25HRDC1C User manual

Service Manual
AWI-25HRDC1C
Split Type Air Conditioner
AWO-25HRDC1C
AWI-35HRDC1C
AWO-35HRDC1C
(Refrigerant: R32)

Service Manual
Table of Contents
Part Ⅰ: Technical Information.......................................................................1
1. Summary......................................................................................................................1
2. Specications..........................................................................................................2
2.1 Specification......................................................................................................................3
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...................................................................... ..7
3.1 Indoor Unit...................................................................................................................... ..7
3.2 Outdoor Unit ................................................................................................................... ..8
4. Refrigerant System Diagram.................................................................... ..9
5. Electrical Part.........................................................................................................10
5.1 Wiring Diagram...............................................................................................................10
5.2 PCB Printed Diagram .....................................................................................................12
6. Function and Control ......................................................................................14
6.1 Remote Controller Introduction .....................................................................................14
6.2 Ewpe Smart App Operation Manual...............................................................................19
6.3 Brief Description of Modes and Functions......................................................................21
Part Ⅱ: Installation and Maintenance .................................................26
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............................................................................................................36
9.1 Error Code List ...............................................................................................................36
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 .................................................................................................................62
11. Removal Procedure..................................................................................... ..66
11.1 Removal Procedure of Indoor Unit .............................................................................. .66
11.2 Removal Procedure of Outdoor Unit ............................................................................71
Appendix: ...................................................................................................................... ..79
Appendix 1: Reference Sheet of Celsius and Fahrenheit ....................................................79
Appendix 2: Conguration of Connection Pipe................................................................... ..79
Appendix 3: Pipe Expanding Method ................................................................................. ..80
Appendix 4: List of Resistance for Temperature Sensor .................................................... ..81
Table of Contents

1
Technical Information
Service Manual
1. Summary
Indoor Unit:
AWI-25HRDC1C
AWI-35HRDC1C
Part Ⅰ: Technical Information
Outdoor Unit:
AWO-35HRDC1C
AWO-25HRDC1C
Remote Controller:
YAC1FB9(WiFi)

2
Technical Information
Service Manual
2. Specications
Model AWI-25HRDC1C AWI-35HRDC1C
Product Code CB348002702 CB348002102
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 11
Power Supply Mode Outdoor Outdoor
Cooling Capacity W2700 3500
Heating Capacity W3000 3670
Cooling Power Input W805 1085
Heating Power Input W779 990
Cooling Current Input A3.8 5.0
Heating Current Input A3.5 4.5
Rated Input W1500 1500
Rated Current A3.8 6.6
Air Flow Volume(SS/H/MH/M/ML/L/SL) m3/h 610/570/540/470/440/420/390 680/620/560/490/450/420/390
Dehumidifying Volume L/h 0.8 1.4
EER W/W 3.35 3.23
COP W/W 3.85 3.71
SEER W/W 6.8 7
SCOP(Average/Warmer/Colder) W/W 4.1/5.1/3.3 4/5.1/3.3
Application Area m212-18 16-24
Indoor
Unit
Indoor Unit Model AWI-25HRDC1C AWI-35HRDC1C
Indoor Unit Product Code CB348N02702 CB348N02102
Fan Type Cross-ow Cross-ow
Fan Diameter Length(DXL) mm Φ98X633.5 Ф98X633.5
Cooling Speed(SS/H/MH/M/ML/L/SL) r/min 1200/1100/1050/950/900/850/800 1350/1200/1100/1000/920/850/800
Heating Speed(SS/H/MH/M/ML/L/SL) r/min 1150/1100/1050/1000/950/900/850 1300/1200/1120/1050/980/900/850
Fan Motor Power Output W20 20
Fan Motor RLA A0.31 0.31
Fan Motor Capacitor μF 1.5 1.5
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Evaporator Pipe Diameter mm Ф5Ф5
Evaporator Row-n Gap mm 2-1.4 2-1.5
Evaporator Coil Length (LXDXW) mm 635X22.8X306.3 635X22.8X306.3
Swing Motor Model MP24HF MP24HF
Swing Motor Power Output W1.5 1.5
Fuse Current A3.15 3.15
Sound Pressure Level(SS/H/MH/M/
ML/L/SL) dB (A) 40/37/35/32/30/28/26 42/38/35/32/30/28/26
Sound Power Level(SS/H/MH/M/ML/
L/SL) dB (A) 54/48/46/44/41/35/33 57/50/47/44/42/40/38
Dimension (WXHXD) mm 894X291X211 894X291X211
Dimension of Carton Box (LXWXH) mm 943X349X278 943X349X278
Dimension of Package(LXWXH) mm 948X365X289 948X365X289
Net Weight kg 11 11
Gross Weight kg 13 13

3
Technical Information
Service Manual
Outdoor
Unit
Outdoor Unit Model AWO-25HRDC1C AWO-35HRDC1C
Outdoor Unit Product Code CB497W03000 CB419W15500
Compressor Manufacturer ZHUHAI LANDA COMPRESSOR
CO., LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model QXF-A079zE190A QXF-A102zE190B
Compressor Oil FW68DA FW68DA
Compressor Type Rotary Rotary
Compressor LRA. A//
Compressor RLA A4.6 4.6
Compressor Power Input W790 1023
Compressor Overload Protector HPC115/95U1/KSD115℃HPC115/95U1/KSD115℃
Throttling Method Capillary 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 Φ7.94
Condenser Rows-n Gap mm 1-1.4 1-1.4
Condenser Coil Length (LXDXW) mm 710X19.05X508 731X19.05X550
Fan Motor Speed rpm 900 900
Fan Motor Power Output W30 30
Fan Motor RLA A0.36 0.36
Fan Motor Capacitor μF //
Outdoor Unit Air Flow Volume m3/h 1600 2200
Fan Type Axial-ow Axial-ow
Fan Diameter mm Φ400 Ф438
Defrosting Method Automatic Defrosting Automatic Defrosting
Climate Type T1 T1
Isolation II
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) 50/-/- 52/-/-
Sound Power Level (H/M/L) dB (A) 61/-/- 62/-/-
Dimension(WXHXD) mm 782X540X320 848X596X320
Dimension of Carton Box (LXWXH) mm 820X355X580 878X360X630
Dimension of Package(LXWXH) mm 823X358X595 881X363X645
Net Weight kg 27.5 31
Gross Weight kg 30 34
Refrigerant R32 R32
Refrigerant Charge kg 0.55 0.7
Connection
Pipe
Connection Pipe Length m55
Connection Pipe Gas Additional Charge g/m 16 16
Outer Diameter Liquid Pipe mm Ф6 Ф6
Outer Diameter Gas Pipe mm Ф9.52 Ф9.52
Max Distance Height m10 10
Max Distance Length m15 20
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

5Technical Information
Service Manual
2.4 Cooling and Heating Data Sheet in Rated Frequency
2.5 Noise Curve
Indoor side noise when blowing
Indoor fan motor rotating speed
Noise/dB(A)
50
60
30
40
20
Low Middle High Super High
Outdoor side noise when blowing
Compressor frequency(Hz)
40
42
44
46
48
50
52
54
56
20 03045060708090
Noise dB(A)
2,5 & 3,5 kW Cooling
3,5kW
2,5kW
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 0.8 ~ 1.1 12 to 15 65 to 38 TURBO High 57
0.8 ~ 1.1 11 to 14 64 to 37 60
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 2.8 ~ 3.2 35 to 63 2 to 5 TURBO High 64
2.8 ~ 3.2 35 to 65 2 to 5 67
AWI/AWO - 25HRDC1C
AWI/AWO - 35HRDC1C
AWI/AWO - 25HRDC1C
AWI/AWO - 35HRDC1C
2,5 & 3,5 kW Heating

6
Technical Information
Service Manual
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)
12K
09K
09K
AWI-25HRDC1C AWI-35HRDC1C
2,5 kW
3,5 kW
3,5 kW
2,5 kW

7Technical Information
Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
Models WH D W1 W2 W3
2,5 & 3,5 kW 894 291 211 201 542 146
Uint:mm
75
35
Φ55
W3W2
W1
Φ55
35
75
W
D
H

8
Technical Information
Service Manual
3.2 Outdoor Unit
257
780
596
848
286
540
320
Unit:mm
AWO-35HRDC1C
Unit:mm
AWO-25HRDC1C
712
782
257
320
540
286
510

9
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:3/8" (9.52mm)
Indoor unit Outdoor unit
Indoor unit Outdoor unit
COOLING
HEATING
Accumlator
4-Way valve
COOLING
Discharge
Suction
Discharge
Suction
Heat
exchanger
(evaporator)
Heat
exchanger
(evaporator) Heat
exchanger
(condenser)
Heat
exchanger
(condenser)
Valve
Valve
Valve
Valve
Liquid pipe
side
Gas pipe
side
Liquid pipe
side
Gas pipe
side
Compressor
Accumlator
Compressor
Strainer
Strainer
Capillary
StrainerCapillary
AWI-25HRDC1C
AWI-35HRDC1C

10 Technical 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-25HRDC1C AWI-35HRDC1C
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11 Technical Information
Service Manual
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AWO-25HRDC1C

12 Technical Information
Service Manual
5.2 PCB Printed Diagram
Indoor Unit
No
Name
1
2
3
Interface of live wire
Fuse
4
Interface of neutral wire
5
Interface of fan
6
7
8
Interface of wifi
9
Up&down swing interfac
e
Interface of PG feedbac
k
Interface of dry contact(only for the mode with
this function)
10
11
12
Needle stand for tube temperature sensor
Display interfac
e
14
15
Jump
Terminal with indoor unit communication wire
Interface of health function neutral wire
Interface of health function live wire
Wired controller (only for the mode with this
function)
13
● Top view
● Bottom view
1
2
413 45 67
8
9
10
15
111213
(only for the mode with this function)
(only for the mode with this function)

13 Technical Information
Service Manual
2
34
5
6
7
8
9
10
11
12
13
1
No. Name
1 Compressor wiring terminal
2 Reactor wiring terminal
3 Outdoor fan wiring terminal
4Terminal of chassis electric
heater
5Terminal of compressor
electric heater
6Terminal of 4-way valve
7 Grounding wire
8 Communication wire
9Neutral wire
10 Live wire
11 Terminal of electronic
expansion valve
12 Terminal of temperature
sensor
13 Compressor overload terminal
● Top view
● Bottom view
Outdoor Unit

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

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Technical Information
Service Manual
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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Service Manual
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.