Panasonic CS-C12DKU User manual

1 Features 2

2 Functions 3

3 Product Specifications 6

3.1. CS-C9DKU CU-C9DKU 6

3.2. CS-C12DKU CU-C12DKU 8

4 Dimensions 10

4.1. Indoor Unit & Remote Control 10

4.2. Outdoor Unit 11

5 Refrigeration Cycle Diagram 12

6 Block Diagram 13

7 Wiring Diagram 14

8 Operation Details 15

8.1. Cooling Operation 15

8.2. Soft Dry Operation 16

8.3. Automatic Operation 17

8.4. Operation Control 18

and distribution is a violation of law.

CS-C9DKU CU-C9DKU

CS-C12DKU CU-C12DKU

8.5. Indoor Fan Speed Control 21

8.6. Outdoor Fan Speed Control 23

8.7. Vertical Airflow Direction Control 23

8.8. Horizontal Airflow Direction Control 24

8.9. Powerful Operation 24

8.10. Quiet Operation 25

8.11. Timer Control 26

8.12. Random Auto Restart Control 26

8.13. Remote Control Signal Receiving Sound 26

8.14. Economy Mode Operation 27

9 Operating Instructions 28

10 Installation Instructions 34

10.1. Safety Precautions 34

10.2. Attached accessories 36

10.3. Select the best location 36

10.4. Indoor/Outdoor Unit Installation Diagram 36

Air Conditioner

CONTENTS

Page Page

Order No. MAC0502033C1

10.5. Indoor unit 37

10.6. Outdoor unit 40

11 2-way, 3-way Valve 45

11.1. Evacuation of Installation 46

11.2. Pumping down 47

11.3. Evacuation of Re-installation 48

11.4. Balance refrigerant of the 2-way, 3-way valves 49

11.5. Evacuation 50

11.6. Gas charging 51

12 Servicing Information 52

12.1. Distinction of Lead Free (PbF) Printed Circuit Board 52

12.2. Indoor Electronic Controller Removal Procedures 52

12.3. Indoor Fan Motor and Cross Flow Fan Removal

Procedures 54

12.4. Auto OFF/ON Button 55

12.5. Remote Control Reset 56

• High Efficiency

• Compact Design

• Wider range of horizontal discharge air.

• Air Filter with function to reduce dust and smoke.

• Automatic air swing and manual adjusted by Remote

Control for vertical airflow.

• Long installation piping.

− CS/CU-C9DKU, long piping up to 33ft.

− CS/CU-C12DKU, long piping up to 49ft.

13 Troubleshooting Guide 57

13.1. Refrigeration cycle system 57

13.2. Relationship between the condition of the air conditioner

and pressure and electric current 58

13.3. Diagnosis methods of a malfunction of a compressor 58

14 Technical Data 59

14.1. Thermostat characteristics 59

14.2. Operation characteristics 60

15 Exploded View (Indoor Unit) 64

16 Replacement Parts List (Indoor Unit) 65

17 Exploded View (Outdoor Unit) 66

18 Replacement Parts List (Outdoor Unit) 67

19 Electronic Circuit Diagram 68

19.1. Indoor Unit 68

19.2. Remote Control 74

19.3. Print Pattern Indoor Unit Printed Circuit Board 75

• Quality Improvement

− Random auto restart after power failure for safety restart

operation.

− Gas leakage protection.

− Prevent Compressor reverse cycle.

− Inner protector to protect Compressor.

− Noise prevention during soft dry operation.

− Blue Coated Condenser for high resistance to corrosion.

• Operation Improvement

− Quiet mode to provide quiet operation.

− Powerful mode to reach the desired room temperature

quickly.

− 24-hour timer setting.

• Serviceability Improvement

− Removable and washable Front Panel.

1 Features

CS-C9DKU CU-C9DKU / CS-C12DKU CU-C12DKU

2 Functions

CS-C9DKU CU-C9DKU / CS-C12DKU CU-C12DKU

3 Product Specifications

3.1. CS-C9DKU CU-C9DKU

Unit Indoor unit Outdoor unit

Power Source (Phase, Voltage, Cycle) ø, V, Hz Single, 115, 60

Cooling Capacity kW (BTU/h) 2.58 (8,800)

Moisture Removal l/h (Pint/h) 1.0 (2.1)

Airflow Method OUTLET

INTAKE

SIDE VIEW TOP VIEW

Air Volume Lo m3/min (cfm) 4.7 (164) - 4.7 (164) —

Me m3/min (cfm) 5.7 (202) - 5.7 (202) —

Hi m3/min (cfm) 7.2 (250) - 7.2 (250) 33.8 (1,190)

SHi m3/min (cfm) 7.8 (274) - 7.8 (274) —

Noise Level dB (A) High 36 - 36, Low 26 - 26 High 49

Power level dB High 49 - 39 High 62

Electrical Data Input Power W790

Running Current A 7.2

EER W/W (BTU/hW) 3.27 (11.10)

Starting Current A 42.0

Piping Connection Port

(Flare piping)

inch

G ; Half Union 3/8”

L ; Half Union 1/4”

G ; 3-way valve 3/8”

L ; 2-way valve 1/4”

Pipe Size

(Flare piping)

inch

G ; (gas side) 3/8”

L ; (liquid side) 1/4”

G ; (gas side) 3/8”

L ; (liquid side) 1/4”

Drain

Hose

Inner diameter inch (mm) 20/32 (16) —

Length inch (mm) 25-19/32 (650) —

Power Cord Length m — —

Number of core-wire — —

Dimensions Height inch (mm) 11 - 1/32 (280) 21 - 1/4 (540)

Width inch (mm) 31 - 15/32 (799) 30 - 23/32 (780)

Depth inch (mm) 7 - 7/32 (183) 11 - 3/8 (289)

Net Weight lb (kg) 20 (9.0) 64 (29)

Compressor Description —Rotary (1 cylinder)

rolling piston type

Motor Type —Induction (2-poles)

Rated Output W — 600

Fan Motor Description Cross-flow Fan Propeller Fan

Material ASG32K1 PP Resin

Type Induction (4-poles) Induction (6-poles)

Input W 60.61 85.8

Rated Output W 15 30

Fan Speed Low rpm 750 - 750 —

Medium rpm 920 - 920 —

High rpm 1,160 - 1,160 845

SuperHigh rpm 1,250 - 1,250 —

Heat Exchanger Description Evaporator Condenser

Tube material Copper Copper

Fin material Aluminium (Pre Coat) Aluminium (Blue Coat)

Fin Type Slit Fin Louver Fin

Row / Stage (Plate fin configuration, forced draft)

2×15 1×20

FPI 21 16

Size (W × H × L) inch (mm) 24-1/32 ×12-13/32 × 1

(610 × 315 × 25.4)

33-4/32 × 20-3/8 × 28/32

(841 × 508 × 22)

Refrigerant Control Device —Capillary Tube

Refrigeration Oil (cm3) — SUNISO 4GDID or ATMOS M60

or ATMOS 56

Refrigerant (R-22) g (oz) — 680 (24.0)

CS-C9DKU CU-C9DKU / CS-C12DKU CU-C12DKU

Unit Indoor unit Outdoor unit

Thermostat Electrical —

Protection Device — 2 Stage Overload Protector

Capillary Tube Length inch (mm) —26-18/32 (675)

Flow Rate l/min — 13.0

Inner Diameter inch (mm) —20/32 (1.6)

Air Filter Material

Style

P.P.

Honeycomb

—

Capacity Control Capillary Tube

Compressor Capacitor µF, VAC — 35 µF, 370VAC

Fan Motor Capacitor µF, VAC 5.0 µF, 230VAC 8.0 µF, 230VAC

Note:

• Specifications are subjected to change without prior notice for further improvement.

CS-C9DKU CU-C9DKU / CS-C12DKU CU-C12DKU

3.2. CS-C12DKU CU-C12DKU

Unit Indoor unit Outdoor unit

Power Source (Phase, Voltage, Cycle) ø, V, Hz Single, 115, 60

Cooling Capacity kW (BTU/h) 3.60 (12,300)

Moisture Removal l/h (Pint/h) 1.6 (3.4)

Airflow Method OUTLET

INTAKE

SIDE VIEW TOP VIEW

Air Volume Lo m3/min (cfm) 5.6 (199) - 5.6 (199) —

Me m3/min (cfm) 6.8 (238) - 6.8 (238) —

Hi m3/min (cfm) 8.0 (280) - 8.0 (280) 31.1(1,100)

SHi m3/min (cfm) 8.2 (289) - 8.2 (289) —

Noise Level dB (A) High 39 - 39, Low 29 - 29 High 49

Power level dB High 52 - 42 High 62

Electrical Data Input Power kW 1.16

Running Current A 10.3

EER W/W (BTU/hW) 3.10 (10.60)

Starting Current A 57.0

Piping Connection Port

(Flare piping)

inch

G ; Half Union 1/2”

L ; Half Union 1/4”

G ; 3-way valve 1/2”

L ; 2-way valve 1/4”

Pipe Size

(Flare piping)

inch

G ; (gas side) 1/2”

L ; (liquid side) 1/4”

G ; (gas side) 1/2”

L ; (liquid side) 1/4”

Drain

Hose

Inner diameter inch (mm) 20 / 32 (16) —

Length inch (mm) 25-19/32 (650) —

Power Cord Length m — —

Number of core-wire — —

Dimensions Height inch (mm) 11 - 1/32 (280) 21 - 1/4 (540)

Width inch (mm) 31 - 15/32 (799) 30 - 23/32 (780)

Depth inch (mm) 7 - 7/32 (183) 11 - 3/8 (289)

Net Weight lb (kg) 20 (9.0) 73 (33)

Compressor Description —Rotary (1 cylinder) rolling piston

type

Motor Type —Induction (2-poles)

Rated Output W — 850

Fan Motor Description Cross-flow Fan Propeller Fan

Material ASG32K1 PP Resin

Motor Type Induction (4-poles) Induction (6-poles)

Input W 60.61 66.0 - 75.0

Rated Output W 15 31

Fan Speed Low rpm 900 - 900 —

Medium rpm 1,080 - 1,080 —

High rpm 1,280 - 1,280 820 - 820

SuperHigh rpm 1,310 - 1,310 —

Heat Exchanger Description Evaporator Condenser

Tube material Copper Copper

Fin material Aluminium (Pre Coat) Aluminium (Blue Coat)

Fin Type Slit Fin Louver Fin

Row / Stage (Plate fin configuration, forced draft)

2×15 2×24

FPI 21 16

Size (W × H × L) inch (mm) 24-1/32 × 12-13/32 × 1

(610 × 315 × 25.4)

29-10/32;28-15/32 × 19-27/32 ×

744.2;723.5 × 504 × 25.4

Refrigerant Control Device —Capillary Tube

Refrigeration Oil (cm3) — ATMOS M60 or SUNISO 4GDID

or ATMOS M56

Refrigerant (R-22) g (oz) — 760 (26.8)

Thermostat Electrical —

Protection Device — 2 Stage Overload Protector

CS-C9DKU CU-C9DKU / CS-C12DKU CU-C12DKU

Unit Indoor unit Outdoor unit

Capillary Tube Length inch (mm) —16-23/32 (425)

Flow Rate l/min — 18.0

Inner Diameter inch (mm) — 2/32 (1.7)

Air Filter Material

Style

P.P.

Honeycomb

—

Capacity Control Capillary Tube

Compressor Capacitor µF, VAC — 50 µF, 370VAC

Fan Motor Capacitor µF, VAC 5.0 µF, 230VAC 8.0 µF, 230VAC

Note:

• Specifications are subjected to change without prior notice for further improvement.

CS-C9DKU CU-C9DKU / CS-C12DKU CU-C12DKU

4 Dimensions

4.1. Indoor Unit & Remote Control

CS-C9DKU CU-C9DKU / CS-C12DKU CU-C12DKU

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