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25

Installation and Maintenance

Service Manual

No.

Name

No.

Name

1

Indoor unit

8

Sealing gum

2

Outdoor unit

9

Wrapping tape

3

Connection pipe

10

Support of outdoor 
unit

4

Drainage pipe

11

Fixing screw

5

Wall-mounting 

frame

12

Drainage plug(cooling 
and heating unit)

6

Connecting 

cable(power cord)

13

Owner’s manual, 

remote controller

7

Wall pipe

1. Safety Precaution

(1) Must follow the electric safety regulations when installing 
the unit.
(2) According to the local safety regulations, use qualified 
power supply circuit and air switch.
(3) Make sure the power supply matches with the requirement 
of air conditioner. Unstable power supply or incorrect wiring 
may result in electric shock,fire hazard or malfunction. Please 
install  proper  power  supply  cables  before  using  the  air 

conditioner.

(4) Properly connect the live wire, neutral wire and grounding 
wire of power socket.
(5) Be sure to cut off the power supply before proceeding any 
work related to electricity and safety.
(6) Do not put through the power before finishing installation.
(7) For appliances with type Y attachment,the instructions 
shall contain the substance of thefollowing.If the supply cord is 
damaged,it must be replaced by the manufacturer,its service 
agent or similarly qualified persons in order to avoid a hazard.
(8) The temperature of refrigerant circuit will be high, please 
keep the interconnection cable away from the copper tube.

8.2 Installation Parts-checking 

8.3 Selection of Installation Location

8.4 Electric Connection Requirement

8.5 Installation of Indoor Unit

Air-conditioner

Air switch capacity

07K

10A

1.Please contact the local agent for installation.
2.Don't use unqualified power cord.

1. Basic Requirement:

Installing the unit in the following places may cause 
malfunction. If it is unavoidable, please consult the local dealer:
(1) The place with strong heat sources, vapors, flammable or 
explosive gas, or volatile objects spread in the air.
(2) The place with high-frequency devices (such as welding 
machine, medical equipment).
(3) The place near coast area.
(4) The place with oil or fumes in the air.
(5) The place with sulfureted gas.
(6) Other places with special circumstances.

2. Grounding Requirement:

(1) The air conditioner is first class electric appliance. It must 
be  properly  grounding  with  specialized  grounding  device 
by a professional. Please make sure it is always grounded 
effectively, otherwise it may cause electric shock.
(2) The yellow-green wire in air conditioner is grounding wire, 
which can't be used for other purposes.
(3) The grounding resistance should comply with national 
electric safety regulations.
(4) The  appliance  must  be  positioned  so  that  the  plug  is 
accessible.
(5) An all-pole disconnection switch having a contact separation 
of at least 3mm in all poles should be connected in fixed wiring.
(6) Including an air switch with suitable capacity, please note    
the following table. Air switch should be included magnet 
buckle and heating buckle function, it can protect the circuit-
short and overload. (Caution: please do not use the fuse only 
for protect the circuit)

1. Choosing Installation Iocation

Recommend the installation location to the client and then 
confirm it with the client.

2. Install Wall-mounting Frame

(1) Hang the wall-mounting frame on the wall; adjust it in 
horizontal position with the level meter and then point out the 
screw fixing holes on the wall.
(2) Drill the screw fixing holes on the wall with impact drill (the 
specification of drill head should be the same as the plastic 
expansion particle) and then fill the plastic expansion particles 

2. Indoor Unit:

(1)  There should be no obstruction near air inlet and air outlet.
(2) Select a location where the condensation water can be 
dispersed easily and won't affect other people.
(3)  Select  a  location  which  is  convenient  to  connect  the 
outdoor unit and near the power socket.
(4)  Select a location which is out of reach for children.
(5) The location should be able to withstand the weight of 
indoor unit and won't increase noise and vibration.
(6)  The appliance must be installed 2.5m above floor.
(7)  Don't  install  the  indoor  unit  right  above  the  electric 

appliance.

(8) The appliance shall not be installed in the laundry.

3. Outdoor Unit:

(1) Select a location where the noise and outflow air emitted by 
the outdoor unit will not affect neighborhood.
(2) The location should be well ventilated and dry, in which the 
outdoor unit won't be exposed directly to sunlight or strong 

wind.

(3) The location should be able to withstand the weight of 
outdoor unit.
(4) Make sure that the installation follows the requirement of 

installation dimension diagram.

(5) Select a location which is out of reach for children and far 
away from animals or plants.If it is unavoidable, please add 
fence for safety purpose.

Note:

Содержание CB425005400

Страница 1: ...IC APPLIANCES INC OF ZHUHAI Change for Life Service Manual GWH07QA K3DNA2C GWH07QA K3DNA5C GWH07QA K3DNA6C GWH07QA K3DNB2C GWH07QA K3DNB4C GWH07QA K3DNB6C GWH07QA K3DNB8C GWH07QA K3DNC4C Refrigerant R...

Страница 2: ...8 5 Electrical Part 9 5 1 Wiring Diagram 9 5 2 PCB Printed Diagram 11 6 Function and Control 13 6 1 Remote Controller Introduction 13 6 2 Brief Description of Modes and Functions 16 Part Installation...

Страница 3: ...Exploded View and Parts List 56 10 1 Indoor Unit 56 10 2 Outdoor Unit 62 11 Removal Procedure 64 11 1 Removal Procedure of Indoor Unit 64 11 2 Removal Procedure of Outdoor Unit 69 Appendix 74 Appendix...

Страница 4: ...t Technical Information Indoor Unit A2 Panel A5 Panel A6 Panel B4 Panel B8 Panel C4 Panel B6 Panel B2 Panel Outdoor Unit GWH07QA K3DNA5C O Remote Controller YX1F ON OFF MODE FAN SWING SLEEP TIMER AUTO...

Страница 5: ...Model 1 GWH07QA K3DNA2C I 2 GWH07QA K3DNA5C I 3 GWH07QA K3DNA6C I 4 GWH07QA K3DNB2C I 5 GWH07QA K3DNB4C I 6 GWH07QA K3DNB6C I 7 GWH07QA K3DNB8C I 8 GWH07QA K3DNC4C I Indoor Unit Product Code 1 CB426N...

Страница 6: ...Capacitor F Air Flow Volume of Outdoor Unit m3 h 1200 Fan Type Axial flow Fan Diameter mm 320 Defrosting Method Automatic Defrosting Climate Type T1 Isolation I Moisture Protection IPX4 Permissible Ex...

Страница 7: ...35 C WB24 C Indoor air flow Super High Pipe length 5m Conditions Indoor DB20 C WB15 C Outdoor DB7 C WB6 C Indoor air flow Super High Pipe length 5m Compressor speed rps Compressor speed rps Cooling He...

Страница 8: ...speed of indoor unit Fan speed of outdoor unit Indoor Outdoor P MPa T1 o C T2 o C 27 19 35 24 07K 0 8 1 1 11 to 14 38 to 41 Super High High Rated heating condition o C DB WB Model Pressure of gas pip...

Страница 9: ...6 Technical Information Service Manual W D H 90 150 54 168 5 462 159 5 55 55 54 104 685 181 140 190 38 55 55 38 3 Outline Dimension Diagram 3 1 Indoor Unit Unit mm Models W H D 07K 790 275 200...

Страница 10: ...7 Technical Information Service Manual 3 2 Outdoor Unit Unit mm 720 255 286 660 310 428 440...

Страница 11: ...nit COOLING HEATING 4 Way valve Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe side Strainer Capillary Strainer Accumlator Compressor Connec...

Страница 12: ...speed and the swing angle of horizontal lover for this model T SENSOR TEMP SENSOR TEMP SENSOR RT1 ROOM TUBE STEPPING DISPLAY PRINTED CIRCUIT BOARD RECEIVER AND DISPLAY BOARD CABLE CONNECTING SWING UD...

Страница 13: ...6 1625 7 03 6 1625 7 03 57 57 57 6 1625 N N N 28778 2875220 867 3 0DLQ RDUG 2 1 1 0 3 3 1 02725 9 8 203 203 9 8 8 5 0 1 7 5 1 1 3 1 8 5 3 9 9 9 97 97 7 50 1 1 1 1 1 1 1 1 2 8 1 8 1 5 1 127 0RWRU DSSO...

Страница 14: ...erface of health function neutral wire only for the mode with this function 5 Neutral wire 6 Interface of indoor fan 7 8 Auto button 9 10 Interface of up down swing motor 11 Interface of indoor fan fe...

Страница 15: ...No Name 1 Interface of main programme 2 Terminal of electronic expansion valve 3 Monitor terminal for neutral wire and live wire 4 Terminal of outdoor unit temperature sensor 5 Module terminal of fan...

Страница 16: ...Controller Note When power is connected stand by condition you can operate the air conditioner through the remote controller When unit is on each time you press the button on remote controller the se...

Страница 17: ...at Dry mode press this button to turn on Sleep function Press this button to cancel Sleep function Under Fan and Auto mode this function is unavailable Simple operationfirst 1 After putting through po...

Страница 18: ...t The distance between signal sender and receiving window should be within 8m There should be no obstacle between them Signal may be interfered easily in the room where there is fluorescent lamp or wi...

Страница 19: ...ops operation ODU fan motor stops operation with a delay of 30s and IDU fan motor operates at set speed c When Tpreset 2 Tindoor amb Tindoor supplementary Tpreset the unit will maintain its previous r...

Страница 20: ...preset cold air prevention conditions and H1 will be displayed at temperature display area on the display panel Defrost frequency is 85Hz Protection Cold air prevention The unit is started under heat...

Страница 21: ...ll stop Module protection Under module protection mode the compressor will stop When the compressor remains at stop for at least 3 minutes the compressor will resume its operation If module protection...

Страница 22: ...nd a Di sound when the air conditioner is powered up or received the information sent by the remote control or there is a button input the single tube cooler doesnt receive the remote control ON signa...

Страница 23: ...tism heating and air supply do not have drying function When you start the drying function after stop the machine by pressing the switch button you should keep running the inner fans for 10 minutes un...

Страница 24: ...lation and maintenance 5 Have the unit adequately grounded The grounding wire can t be used for other purposes 6 Must apply protective accessories such as protective boards cable cross loop and wire c...

Страница 25: ...ng tape 4 Electroprobe 7 Electronic leakage detector 10 Pipe pliers pipe cutter 2 Screw driver 5 Universal meter 8 Vacuum pump 11 Pipe expander pipe bender 3 Impact drill drill head electric drill 6 T...

Страница 26: ...At least 15cm At least 15cm At least 250cm Space to the wall S p a c e t o t h e o b s t r u c t i o n Space to the floor Space to the obstruction Drainage pipe Space to the wall Space to the obstruc...

Страница 27: ...pipes and hang the indoor unit Make the bound pipes pass through the wall hole and then connect outdoor unit Neaten the pipes Vacuum pumping and leakage detection Check after installation and test op...

Страница 28: ...cialized grounding device by a professional Please make sure it is always grounded effectively otherwise it may cause electric shock 2 The yellow green wire in air conditioner is grounding wire which...

Страница 29: ...t at the corresponding bellmouth As show in Fig 5 2 Pretightening the union nut with hand 3 Adjust the torque force by referring to the following sheet Place the open end wrench on the pipe joint and...

Страница 30: ...w in Fig 14 2 Reserve a certain length of drain hose and power cord for installation when binding them When binding to a certain degree separate the indoor power and then separate the drain hose As sh...

Страница 31: ...on wire to the wiring terminal according to the color fix the power connection wire with screws As show in Fig 23 6 Neaten the Pipes 1 The pipes should be placed along the wall bent reasonably and hid...

Страница 32: ...Remove the valve caps on the liquid valve and gas valve and the nut of refrigerant charging vent 2 Connect the charging hose of piezometer to the refrigerant charging vent of gas valve and then conne...

Страница 33: ...wer Check power supply circuit Power plug is not well plugged in and poor connection Check if the plug is properly plugged in and make the loose contact firm Fuse of controller burnt out The air condi...

Страница 34: ...t heat insulation for the thick and thin pipes is good Heat insulation must also be provided for the joint andthe exposed part of the copper pipe Block of outdoor heat ex changer Clean the dust accumu...

Страница 35: ...t heat insulation for the thick and thin pipes is good Heat insulation must also be provided for the joint andthe exposed part of the copper pipe Block of outdoor heat ex changer Clean the dust accumu...

Страница 36: ...sor Drainage pipe blocked or broken Change drainage pipe Re wrap and make it tight Wrap of refrigerant pipe joint is not close enough Water leakage Change controller Wire loose or wrong connection In...

Страница 37: ...alysis discharge protection overload 5 Overcurrent protection E5 OFF 3S and blink 5 times OFF 3S and blink 5 times During cooling and drying operation compressor and outdoor fan stop while indoor fan...

Страница 38: ...ent temperature sensor is open short circuited F3 OFF 3S and blink 3 times OFF 3S and blink 6 times During cooling and drying operating compressor stops while indoor fan operates During heating operat...

Страница 39: ...wiring board XT if the voltage is higher than 265VAC turn on the unit after the supply voltage is increased to the normal range 2 If the AC input is normal measure the voltage of electrolytic capacito...

Страница 40: ...nction analysis of capacitor 29 Malfunction of module temperature sensor circuit P7 OFF 3S and blink 18 times During cooling and drying operation compressor will stop while indoor fan will operate Dur...

Страница 41: ...control end 3 Fan motor is stalling 4 Motor malfunction 5 Malfunction of mainboard rev detecting circuit 38 Desynchro nizing of compressor H7 OFF 3S and blink 7 times During cooling and drying operat...

Страница 42: ...unstable 46 Malfunction of complete units current detection U5 OFF 3S and blink 13 times During cooling and drying operation the compressor will stop while indoor fan will operate During heating oper...

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