Daikin FTKS18SL216 User manual

FTKS18SL216/RKS18SL216

FTXS18SL216/RXS18SL216

FTKS24SL216/RKS24SL216

FTXS24SL216/RXS24SL216

Service Manual

R410A serie split

MODEL

Service Manual

Table of contents

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 ........................................................................................8

2.3 Capacity Variation Ratio According to Temperature .........................................................8

2.4 Noise Curve......................................................................................................................9

2.5 Cooling and Heating Data Sheet in Rated Frequency .....................................................9

3. Outline Dimension Diagram......................................................................10

3.1 Indoor Unit......................................................................................................................10

3.2 Outdoor Unit ...................................................................................................................11

4. Refrigerant System Diagram....................................................................12

5. Electrical Part.........................................................................................................13

5.1 Wiring Diagram...............................................................................................................13

5.2 PCB Printed Diagram .....................................................................................................16

6. Function and Control......................................................................................18

6.1 Remote Controller Introduction .....................................................................................18

6.2 Brief Description of Modes and Functions......................................................................21

Part Ⅱ: Installation and Maintenance .................................................30

7. Notes for Installation and Maintenance..........................................30

8. Installation................................................................................................................33

8.1 Installation Dimension Diagram......................................................................................33

8.2 Installation Parts-checking ............................................................................................35

8.3 Selection of Installation Location....................................................................................35

8.4 Requirements for Electric Connection............................................................................35

8.5 Installation of Indoor Unit................................................................................................35

8.6 Installation of Outdoor Unit.............................................................................................38

8.7 Vacuum Pumping and Leak Detection ...........................................................................39

8.8 Check after Installation and Test Operation ...................................................................39

8.9 Wired Controller .............................................................................................................40

Service Manual

Table of contents Table of contents

9. Maintenance............................................................................................................50

9.1 Precautions before Maintenance....................................................................................50

9.2 Error Code List ...............................................................................................................51

9.3 Troubleshooting for Main Malfunction ............................................................................54

9.4 Troubleshooting for Normal Malfunction.........................................................................69

10. Exploded View and Parts List..............................................................71

10.1 Indoor Unit....................................................................................................................71

10.2 Outdoor Unit .................................................................................................................75

11. Removal Procedure.......................................................................................80

11.1 Removal Procedure of Indoor Unit ...............................................................................80

11.2 Removal Procedure of Outdoor Unit ............................................................................85

Appendix:........................................................................................................................90

Appendix 1: Reference Sheet of Celsius and Fahrenheit ....................................................90

Appendix 2: Conguration of Connection Pipe.....................................................................90

Appendix 3: Pipe Expanding Method ...................................................................................91

Appendix 4: List of Resistance for Temperature Sensor ......................................................92

Technical Information

Service Manual

1. Summary

Indoor Unit:

Part Ⅰ: Technical Information

FTKS18SL216

FTXS18SL216

FTKS24SL216

FTXS24SL216

Outdoor Unit:

RKS18SL216

RXS18SL216

RKS24SL216

RXS24SL216

YU1F

Remote Controller:

2Technical Information

Service Manual

Model FTKS18SL216/RKS18SL216 FTXS18SL216/RXS18SL216

Product Code CB459004600_L75033 CB459004200_L84775

Power Supply

Rated Voltage V~ 208/230 208/230

Rated Frequency Hz 60 60

Phases 1 1

Power Supply Mode Outdoor Outdoor

Cooling Capacity(Min~Max) Btu/h 18000(3412~20472) 18000(3412~20472)

Heating Capacity(Min~Max) Btu/h /19800(3412~21837)

Cooling Power Input(Min~Max) W1820(80~2350) 1820(80~2350)

Heating Power Input(Min~Max) W / 2090(220~2350)

Cooling Power Current A 8.1 8.1

Heating Power Current A / 8.5

Rated Input W 2350 2350

Rated Current A 12 12

Air Flow Volume(SH/H/M/L) CFM 500/441/383/294 500/441/383/294

Dehumidifying Volume Pint/h 3.80 3.80

EER (Btu/h)/W 9.89 9.89

COP (Btu/h)/W / 9.47

SEER 18.00 18.00

HSPF / 9.00

Application Area yd227.50-40.66 27.50-40.66

Indoor Unit

Model of indoor unit FTKS18SL216 FTXS18SL216

Indoor Unit Product Code CB459N04600_L75033 CB459N04200_L84775

Fan Type Cross-ow Cross-ow

Diameter Length(DXL) inch Φ4 3/16X27 13/16 Φ4 3/16X27 13/16

Fan Motor Cooling Speed(SH/H/M/L) r/min 1350/1200/1050/900 1350/1200/1050/900

Fan Motor Heating Speed(SH/H/M/L) r/min / 1300/1200/1100/900

Output of Fan Motor W 35 35

Fan Motor RLA A 0.37 0.37

Fan Motor Capacitor μF 2.5 2.5

Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube

Pipe Diameter inch Φ5/16 Φ5/16

Row-n Gap inch 2-1/16 2-1/16

Coil Length (LXDXW) inch 28 1/8X1X12 28 1/8X1X12

Swing Motor Model MP35CJ MP35CJ

Output of Swing Motor W2.5 2.5

Fuse A 3.15 3.15

Sound Pressure Level(SH/H//M/L) dB (A) 47/44/40/35 47/44/40/35

Sound Power Level(SH/H//M/L) dB (A) 57/54/50/45 57/54/50/45

Dimension (WXHXD) inch 38 3/16X11 13/16X8 13/16 38 3/16X11 13/16X8 13/16

Dimension of Carton Box (LXWXH) inch 40 7/8X15X12 40 7/8X15X12

Dimension of Package (LXWXH) inch 41X15X12 5/8 41X15X12 5/8

Net Weight Ib 30.9 30.9

Gross Weight Ib 37.5 37.5

2. Specications

2.1 Specication Sheet

Technical Information

Service Manual

The above data is subject to change without notice; please refer to the nameplate of the unit.

Outdoor Unit

Model of Outdoor Unit RKS18SL216 RXS18SL216

Outdoor Unit Product Code CB425W07500_L75033 CB425W07400_L84775

Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR

CO.,LTD

ZHUHAI LANDA COMPRESSOR

CO.,LTD

Compressor Model QXA-B141zF030A QXA-B141zF030A

Compressor Oil RB68EP RB68EP

Compressor Type Rotary Rotary

Compressor Locked Rotor Amp (L.R.A) A 25 25

Compressor RLA A 12.08 12.08

Compressor Power Input W 1440 1440

Overload Protector 1NT11L-6233 or KSD115OC or

HPC115/95U1

1NT11L-6233 or KSD115OC or

HPC115/95U1

Throttling Method Electron expansion valve Electron expansion valve

Operation temp ºF 60.8~86 60.8~86

Ambient temp (cooling) ºF 0~115 0~115

Ambient temp (heating) ºF / -4~75

Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube

Pipe Diameter inch Φ5/16 Φ3/8

Rows-n Gap inch 1-1/16 1-1/16

Coil Length (LXDXW) inch 34 11/16X26X7/8 33 5/8X26X7/8

Fan Motor Speed rpm 800 800

Output of Fan Motor W 60 60

Fan Motor RLA A 0.52 0.52

Fan Motor Capacitor μF / /

Air Flow Volume of Outdoor Unit CFM 1883 1883

Fan Type Axial-ow Axial-ow

Fan Diameter inch Φ20 1/2 Φ20 1/2

Defrosting Method /Automatic Defrosting

Climate Type T1 T1

Isolation I I

Moisture Protection IPX4 IPX4

Permissible Excessive Operating

Pressure for the Discharge Side ISPG 550 550

Permissible Excessive Operating

Pressure for the Suction Side ISPG 240 240

Sound Pressure Level (H/M/L) dB (A) 57/-/- 57/-/-

Sound Power Level (H/M/L) dB (A) 67/-/- 67/-/-

Dimension (WXHXD) inch 38X27 9/16X15 5/8 38X27 9/16X15 5/8

Dimension of Carton Box (LXWXH) inch 40 3/8X17 7/8X29 40 3/8X17 7/8X29

Dimension of Package (LXWXH) inch 40 1/2X18X29 1/2 40 1/2X18X29 1/2

Net Weight Ib 91.5 97

Gross Weight Ib 101.4 106.9

Refrigerant R410A R410A

Refrigerant Charge oz 33.51 45.86

Connection

Pipe

Length ft 24.6 24.6

Gas Additional Charge oz/ft 0.16 0.2

Outer Diameter Liquid Pipe inch Φ1/4 Φ1/4

Outer Diameter Gas Pipe inch Φ1/2 Φ1/2

Max Distance Height ft 65 65

Max Distance Length ft 100 100

Note:The connection pipe applies metric diameter.

4Technical Information

Service Manual

Model FTKS24SL216/RKS24SL216

Product Code CB459004700_L75033

Power Supply

Rated Voltage V~ 208/230

Rated Frequency Hz 60

Phases 1

Power Supply Mode Outdoor

Cooling Capacity(Min~Max) Btu/h 22000(8630~23200)

Heating Capacity(Min~Max) Btu/h /

Cooling Power Input(Min~Max) W2260(600~27000)

Heating Power Input(Min~Max) W /

Cooling Power Current A 10.03

Heating Power Current A /

Rated Input W 2700

Rated Current A 11.98

Air Flow Volume(SH/H/M/L) CFM 1200/1050/900/750

Dehumidifying Volume Pint/h 2.5

EER (Btu/h)/W 9.73

COP (Btu/h)/W /

SEER 18

HSPF /

Application Area yd232.29-50.23

Indoor Unit

Model of indoor unit FTKS24SL216

Indoor Unit Product Code CB459N04700_L75033

Fan Type Cross-ow

Diameter Length(DXL) inch Φ4 1/4X32 11/16

Fan Motor Cooling Speed(SH/H/M/L) r/min 1300/1150/1000/850

Fan Motor Heating Speed(SH/H/M/L) r/min /

Output of Fan Motor W 30

Fan Motor RLA A 0.32

Fan Motor Capacitor μF 3

Evaporator Form Aluminum Fin-copper Tube

Pipe Diameter inch Φ5/16

Row-n Gap inch 2-1/16

Coil Length (LXDXW) inch 33 1/4X1X13 1/2

Swing Motor Model MP35CJ

Output of Swing Motor W 2.5

Fuse A 3.15

Sound Pressure Level(SH/H//M/L) dB (A) 49/46/42/36

Sound Power Level(SH/H//M/L) dB (A) 59/56/52/46

Dimension (WXHXD) inch 42 7/16X12 13/16X9 11/16

Dimension of Carton Box (LXWXH) inch 45X16 1/8X13 3/16

Dimension of Package (LXWXH) inch 45 3/16X16 1/4X13 3/4

Net Weight Ib 38.58

Gross Weight Ib 45.19

Technical Information

Service Manual

The above data is subject to change without notice; please refer to the nameplate of the unit.

Outdoor Unit

Model of Outdoor Unit RKS24SL216

Outdoor Unit Product Code CB425W07600_L75033

Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR CO.,LTD

Compressor Model QXA-B141zF030A

Compressor Oil RB68EP

Compressor Type Rotary

Compressor Locked Rotor Amp (L.R.A) A 25

Compressor RLA A 11.29

Compressor Power Input W 1440

Overload Protector 1NT11L-6233 or KSD115℃ or HPC115/95U1

Throttling Method Electron expansion valve

Operation temp ºF 60.8~86

Ambient temp (cooling) ºF 0~115

Ambient temp (heating) ºF /

Condenser Form Aluminum Fin-copper Tube

Pipe Diameter inch Φ3/8

Rows-n Gap inch 2-1/16

Coil Length (LXDXW) inch 33 5/16X1 3/4X26

Fan Motor Speed rpm 800

Output of Fan Motor W 60

Fan Motor RLA A 0.4

Fan Motor Capacitor μF /

Air Flow Volume of Outdoor Unit CFM 3200

Fan Type Axial-ow

Fan Diameter inch Φ20 1/2

Defrosting Method /

Climate Type T1

Isolation I

Moisture Protection IPX4

Permissible Excessive Operating

Pressure for the Discharge Side ISPG 550

Permissible Excessive Operating

Pressure for the Suction Side ISPG 240

Sound Pressure Level (H/M/L) dB (A) 58/-/-

Sound Power Level (H/M/L) dB (A) 68/-/-

Dimension (WXHXD) inch 38X27 9/16X15 5/8

Dimension of Carton Box (LXWXH) inch 40 3/8X17 7/8X29

Dimension of Package (LXWXH) inch 40 1/2X18X29 1/2

Net Weight Ib 101.41

Gross Weight Ib 111.33

Refrigerant R410A

Refrigerant Charge oz 56.4

Connection

Pipe

Length ft 24.6

Gas Additional Charge oz/ft 0.2

Outer Diameter Liquid Pipe inch Φ1/4

Outer Diameter Gas Pipe inch Φ5/8

Max Distance Height ft 32.8

Max Distance Length ft 82

Note:The connection pipe applies metric diameter.

6Technical Information

Service Manual

Model FTXS24SL216/RXS24SL216

Product Code CB459004300_L84775

Power Supply

Rated Voltage V~ 208/230

Rated Frequency Hz 60

Phases 1

Power Supply Mode Outdoor

Cooling Capacity(Min~Max) Btu/h 22000(8630~23200)

Heating Capacity(Min~Max) Btu/h 24000(8650~26000)

Cooling Power Input(Min~Max) W2260(600~27000)

Heating Power Input(Min~Max) W2300(610~2750)

Cooling Power Current A 10.03

Heating Power Current A 10.20

Rated Input W 2750

Rated Current A 11.98

Air Flow Volume(SH/H/M/L) CFM 1200/1050/900/750

Dehumidifying Volume Pint/h 2.5

EER (Btu/h)/W 9.73

COP (Btu/h)/W 10.40

SEER 18.00

HSPF 10.00

Application Area yd232.29-50.23

Indoor Unit

Model of indoor unit FTXS24SL216

Indoor Unit Product Code CB459N04300_L84775

Fan Type Cross-ow

Diameter Length(DXL) inch Φ4 1/4X32 11/16

Fan Motor Cooling Speed(SH/H/M/L) r/min 1300/1150/1000/850

Fan Motor Heating Speed(SH/H/M/L) r/min 1300/1150/1000/850

Output of Fan Motor W 30

Fan Motor RLA A 0.32

Fan Motor Capacitor μF 3

Evaporator Form Aluminum Fin-copper Tube

Pipe Diameter inch Φ5/16

Row-n Gap inch 2-1/16

Coil Length (LXDXW) inch 33 1/4X1X13 1/2

Swing Motor Model MP35CJ

Output of Swing Motor W 2.5

Fuse A 3.15

Sound Pressure Level(SH/H//M/L) dB (A) 49/46/42/36

Sound Power Level(SH/H//M/L) dB (A) 59/56/52/46

Dimension (WXHXD) inch 42 7/16X12 13/16X9 11/16

Dimension of Carton Box (LXWXH) inch 45X16 1/8X13 3/16

Dimension of Package (LXWXH) inch 45 3/16X16 1/4X13 3/4

Net Weight Ib 38.58

Gross Weight Ib 45.19

Technical Information

Service Manual

The above data is subject to change without notice; please refer to the nameplate of the unit.

Outdoor Unit

Model of Outdoor Unit RXS24SL216

Outdoor Unit Product Code CB425W07700_L84775

Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR CO.,LTD

Compressor Model QXA-B141zF030A

Compressor Oil RB68EP

Compressor Type Rotary

Compressor Locked Rotor Amp (L.R.A) A 25

Compressor RLA A 12.18

Compressor Power Input W 1440

Overload Protector NT11L-6233 or KSD115℃ or HPC115/95U1

Throttling Method Electron expansion valve

Operation temp ºF 60.8~86

Ambient temp (cooling) ºF 0~115

Ambient temp (heating) ºF -4~75

Condenser Form Aluminum Fin-copper Tube

Pipe Diameter inch Φ3/8

Rows-n Gap inch 2-1/16

Coil Length (LXDXW) inch 33 5/16X1 3/4X26

Fan Motor Speed rpm 800

Output of Fan Motor W 60

Fan Motor RLA A 0.4

Fan Motor Capacitor μF /

Air Flow Volume of Outdoor Unit CFM 3200

Fan Type Axial-ow

Fan Diameter inch Φ20 1/2

Defrosting Method Automatic Defrosting

Climate Type T1

Isolation I

Moisture Protection IPX4

Permissible Excessive Operating

Pressure for the Discharge Side ISPG 550

Permissible Excessive Operating

Pressure for the Suction Side ISPG 240

Sound Pressure Level (H/M/L) dB (A) 58/-/-

Sound Power Level (H/M/L) dB (A) 68/-/-

Dimension (WXHXD) inch 38X27 9/16X15 5/8

Dimension of Carton Box (LXWXH) inch 40 3/8X17 7/8X29

Dimension of Package (LXWXH) inch 40 1/2X18X29 1/2

Net Weight Ib 103.62

Gross Weight Ib 113.54

Refrigerant R410A

Refrigerant Charge oz 56.4

Connection

Pipe

Length ft 24.6

Gas Additional Charge oz/ft 0.2

Outer Diameter Liquid Pipe inch Φ1/4

Outer Diameter Gas Pipe inch Φ5/8

Max Distance Height ft 32.8

Max Distance Length ft 82

Note:The connection pipe applies metric diameter.

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