Gree GTH(09)CA-K6DNA1A/I User manual

Service Manual
Models:
Change for life
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
Models: GTH(09)CA-K6DNA1A/I
GTH(12)CA-K6DNA1A/I
GTH(18)CA-K6DNA1A/I
GTH(24)CB-K6DNA2A/I
(Refrigerant R32)

Service Manual
Table of Contents
Part Ė: Technical Information.........................................................................1
1. Summary........................................................................................................................1
6SHFL¿FDWLRQV............................................................................................................2
3. Outline Dimension Diagram..........................................................................5
4. Refrigerant System Diagram........................................................................6
5. Electrical Part.............................................................................................................7
5.1 Wiring Diagram...................................................................................................................7
5.2 PCB Printed Diagram.........................................................................................................8
6. Function and Control..........................................................................................9
6.1 Remote Controller Introduction .........................................................................................9
6.2 Brief Description of Modes and Functions........................................................................13
Part ė: Installation and Maintenance ..................................................16
7. Indoor Unit Installation ..................................................................................16
8. Maintenance..............................................................................................................26
9. Exploded View and Parts List...................................................................34
10. Removal Procedure.........................................................................................37
Table of Contents

1
Technical Information
Service Manual
1. Summary
Part Ė: Technical Information
Indoor Unit
GTH(09)CA-K6DNA1A/I
GTH(12)CA-K6DNA1A/I
GTH(18)CA-K6DNA1A/I
GTH(24)CB-K6DNA2A/I
Remote Controller
YT1F(MOTO)

2Technical Information
Service Manual
Parameter Unit Value
Model GTH(09)CA-K6DNA1A/I GTH(12)CA-K6DNA1A/I
Product Code CN610N0130 CN610N0140
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Cooling Capacity W 2600 3500
Heating Capacity W 2700 4000
Cooling Power Input W 40 40
Heating Power Input W 40 40
Cooling Current Input A 0.17 0.17
Heating Current Input A 0.17 0.17
$LUÀRZYROXPH6++0/6/ m3/h 700/610/540/420/- 700/610/540/420/-
Dehumidifying Volume /K 0.8 1.4
Fan Type Centrifugal Centrifugal
Fan Diameter-height mm ĭ155–185 ĭ155–185
Fan Motor Speed rpm 790/690/610/480 790/690/610/480
Fan Motor Power Output W 15 15
Fan Motor Power Input W 38 38
0RWRU)XOO/RDG$PS)/$ A 0.28 0.28
Fan Motor Capacitor ȝ) 11
(YDSRUDWRU0DWHULDO $OXPLQXP¿QFRSSHUWXEH $OXPLQXP¿QFRSSHUWXEH
(YDSRUDWRU3LSH'LDPHWHU mm ĭ5ĭ5
(YDSRUDWRU1XPEHURI5RZV)LQ3LWFK mm 2-1.3 2-1.3
(YDSRUDWRU/HQJWK/;+HLJKW+;:LGWK: mm ;; ;;
Fuse Current A 5 5
6RXQG3UHVVXUH/HYHO6++0/6/ dB (A) 38/35/30/26/- 38/35/30/26/-
6RXQG3RZHU/HYHO6++0/6/ dB (A) 52/49/44/40/- 52/49/44/40/-
'LPHQVLRQRI2XWOLQH/;:;+ mm ;; ;;
'LPHQVLRQRI&DUWRQ%R[/;:;+ mm ;; ;;
'LPHQVLRQRI3DFNDJH/;:;+ mm ;; ;;
Net Weight kg 25 25
Gross Weight kg 30 30
/LTXLGSLSH mm ĭ6ĭ6
Gas Pipe(to indoor unit) mm ĭ9.52 ĭ12
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6SHFL¿FDWLRQ6KHHW
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3
Technical Information
Service Manual
Parameter Unit Value
Model GTH(18)CA-K6DNA1A/I GTH(24)CB-K6DNA2A/I
Product Code CN610N0150 CN610N0160
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Cooling Capacity W 4500 7100
Heating Capacity W 5000 8000
Cooling Power Input W 40 60
Heating Power Input W 40 60
Cooling Current Input A 0.17 0.26
Heating Current Input A 0.17 0.26
$LUÀRZYROXPH6++0/6/ m3/h 680/590/520/410/- 950/870/800/720/-
Dehumidifying Volume /K 1.8 2.5
Fan Type Centrifugal Centrifugal
Fan Diameter-height mm ĭ155–185 ĭ155–185
Fan Motor Speed rpm 790/690/610/480 760/700/640/580
Fan Motor Power Output W 15 20
Fan Motor Power Input W 38 60
0RWRU)XOO/RDG$PS)/$ A 0.28 0.3
Fan Motor Capacitor ȝ) 12
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(YDSRUDWRU3LSH'LDPHWHU mm ĭ5ĭ5
(YDSRUDWRU1XPEHURI5RZV)LQ3LWFK mm 3-1.4 3-1.4
(YDSRUDWRU/HQJWK/;+HLJKW+;:LGWK: mm ;; ;;
Fuse Current A 5 5
6RXQG3UHVVXUH/HYHO6++0/6/ dB (A) 38/35/30/26/- 38/35/30/26/-
6RXQG3RZHU/HYHO6++0/6/ dB (A) 52/49/44/40/- 52/49/44/41/-
'LPHQVLRQRI2XWOLQH/;:;+ mm ;; ;;
'LPHQVLRQRI&DUWRQ%R[/;:;+ mm ;; ;;
'LPHQVLRQRI3DFNDJH/;:;+ mm ;; ;;
Net Weight kg 25.5 33
Gross Weight kg 30.5 40
/LTXLGSLSH mm ĭ6ĭ9.52
Gas Pipe(to indoor unit) mm ĭ12 ĭ16
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4Technical Information
Service Manual
Note: Nominal capacities are based on the follow conditions.
Mode Indoor Outdoor
Cooling
DB:27 (80.6) DB:35(95)
WB:19 (66.2) WB:24(75.2)
Heating
DB:20 (68) DB:7(44.6)
WB:--(--) WB:6 (42.8)
Piping
Length
Duct type、
Cassette type\
Floor ceiling
type
5m
The air volume is measured at the relevant standard external static pressure.
Noise is tested in the semianechoic room, so it should be slightly higher in the actual operation due
to environmental change.
o
C
oCo
F
( )
o
F
( )

5
Technical Information
Service Manual
3. Outline Dimension Diagram
Unit:mm
Model A B C D H
09/12/18K 870 235 812 318 665
24K 1200 235 1142 318 665
H
B
A
D
C

6Technical Information
Service Manual
4. Refrigerant System Diagram

7
Technical Information
Service Manual
5. Electrical Part
5.1 Wiring Diagram
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Ɣ,QVWUXFWLRQ
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 / /
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8Technical Information
Service Manual
5.2 PCB Printed Diagram
No. Name
1Ambient temperature sensor
2Tube temperature sensor
3Wired controller terminal
4Terminal of gateway control
needle stand
5 Neutral wire terminal
6/LYHZLUHWHUPLQDO
7Fuse
8 Motor terminal
9Connection wire terminal
for indoor unit and outdoor
unit
10 Jumper cap terminal
11 Up&down swing terminal 1
12 Up&down swing terminal 2
13 Terminal of display needle
stand
ƔTop view
ƔBottom view
1
234
56
7
8
910
11
12
13

9
Technical Information
Service Manual
6. Function and Control
6.1 Remote Controller Introduction
operation mode
auto mode
cool mode
dry mode
fan mode
heat mode
clock
sleep mode
Note:
set fan speed
send signal
X-fan mode
ventilation operation
set temperature
turbo mode
set time
TIMER ON/TIMER
OFF
child lock
light
swing
Temp. display type
:set temp.
:outdoor ambient temp.
:indoor ambient
temp.
health function
I feel
2
3
6
8
11
13
14
1
7
4
5
9
10
12
15
This is a general use remote controller, it could be used for the air conditioners with multifunction; For some function, which the model
don't have, if press the corresponding button on the remote controller that the unit will keep the original running status.

10 Technical Information
Service Manual
AUTO COOL DRY FAN HEAT

11
Technical Information
Service Manual
(horizontal louvers
stops at current position)
no display
no display

12 Technical Information
Service Manual
Sketch map for
replacing batteries

13
Technical Information
Service Manual
6.2 Brief Description of Modes and Functions
1.Basic function of system
(1)Cooling mode
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(2)Drying mode
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(3) Protection status is same as that under cooling mode.
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(3)Heating mode
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(2) Working condition and process for heating mode:
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(4)Working method for AUTO mode:
1.Working condition and process forAUTO mode:
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according to ambient temperature.
2.Protection function
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and Tamb. for cooling only unit.
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(5)Fan mode
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2. Other control
(1) Buzzer
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(2) Auto fan
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ambient temperature and set temperature.
(3) Sleep
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(4) Timer function:
General timer and clock timer functions are compatible by equipping remote controller with different functions.
(5) Memory function
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(6) Health function (Health function is not available for this unit.)
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14 Technical Information
Service Manual
(7)I feel control mode
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temperature sent by remote controller.
(8)Compulsory defrosting function
(1) Start up compulsory defrosting function
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up after malfunction or protection is resumed.
(2) Exit compulsory defrosting mode
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complete unit will resume normal heating operation.
(9)Refrigerant recovery function:
(1) Enter refrigerant recycling function
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(2) Exit refrigerant recycling function
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(10)Ambient temperature display control mode
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displayed.
2. Only when remote control signal is switched to indoor ambient temperature display status (corresponding remote control code: 10) from
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back to display set temperature.
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(11)Off-peak energization function:
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the minimum stop time of compressor is 180s~195s. Read-in T into memory chip when refurbish the memory chip each time. After power
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(12) SE control mode
The unit operates at SE status.
(13) X-fan mode
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(14) 8ºC heating function
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(15) Turbo fan control function
Set turbo function under cooling or heating mode to enter into turbo fan speed. Press fan speed button to cancel turbo wind.
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15
Installation and Maintenance
Service Manual
3. Instructions to the Error Indicating Lamps on the Panel of the Floor Ceiling
Type Unit.
Fig.1
States of the Indicating Lamps:
①.Indicating Lamp of “POWER”:
The indicating lamp will shine when power on, while it will go out when power
off.
. Indicating Lamp of “COOL” :
The indicating lamp will shine when “COOL” is activated, while it will go out when “COOL” is deactivated.
ĸ
.
.
Indicating Lamp of “HEAT”:
The indicating lamp will shine when “HEAT” is activated, while it will go out
when “HEAT” is deactivated.
Indicating Lamp of “TIMER”：
Timer indicator on indoor unit will be on when timer ON is set under off status and timer OFF is set under on status.
(1) If the light of indoor unit is turned off, when operating the remote controller to send
NOTE:
command,the display will
(2) When the wired controller is connected, the indoor unit display is invalid and the unit won’t receive the
be on,for 3s and then off.
ĺ
remote control command.
Ĺ

16 Installation and Maintenance
Service Manual
Part ė: Installation and Maintenance
7. Indoor Unit Installation
7.1
7.1.1
7.1.2

17
Installation and Maintenance
Service Manual
7.1.3

18 Installation and Maintenance
Service Manual
24K
09/12/18K
7.1.4
7.1.5