Panasonic CS-W18CKE User manual

1 Features 2

2 Functions 3

3 Product Specifications 6

4 Dimensions 10

5 Refrigeration Cycle Diagram 12

6 Block Diagram 13

7 Wiring Diagram 14

8 Operation Details 15

8.1. Indoor Fan Speed Control 15

8.2. Cooling Mode Operation 16

8.3. Soft Dry Mode Operation 20

8.4. Heating Mode Operation 22

8.5. Automatic Mode Operation 27

and distribution is a violation of law.

CS-W18CKE CU-W18CKE

CS-W24CKE CU-W24CKE

8.6. Random Auto Restart Control 28

8.7. Airflow Direction Control 28

8.8. Delay ON Timer Control 29

8.9. Remote Control Signal Receiving Sound 29

8.10. Powerful Mode Operation 30

8.11. Ionizer Operation 31

9 Operating Instructions 35

10 Installation Instructions 43

10.1. Safety Precautions 43

10.2. INDOOR UNIT 46

10.3. OUTDOOR UNIT 49

11 Installation and Servicing Air Conditioner Using R410A 53

11.1. OUTLINE 53

Air Conditioner

CONTENTS

Page Page

Order No. MAC0310029C2

11.2. TOOLS FOR INSTALLING/SERVICING REFRIGERANT

PIPING 54

11.3. REFRIGERANT PIPING WORK 58

11.4. INSTALLATION, TRANSFERRING, SERVICING 60

12 Servicing Information 64

12.1. Indoor Electronic Controllers Removal Procedures 64

12.2. Cross Flow Fan Indoor and Fan Motor Removal

Procedures 65

13 Troubleshooting Guide 68

13.1. Refrigeration cycle system 68

14 Technical Data 70

15 Exploded View 74

16 Replacement Parts List 75

17 Exploded View 76

18 Replacement Parts List 77

•

• •

• High Efficiency

•

• •

• Compact Design

•

• •

• Comfort Environment

−

− −

− Ionizer control for generate negative ion in discharge air

−

− −

− Air filter with function to reduce dust and smoke

−

− −

− Wider range of horizontal discharge air

−

− −

− New Automatic air swing and manual adjusted by

remote control for horizontal airflow.

•

• •

• Auto Restart

−

− −

− Random auto restart after power failure for safety restart

operation

•

• •

• Removable and Washable Front Panel

•

• •

• Remote Control Self-illuminating Button

•

• •

• Catechin Air Purifying Filter

−

− −

− Trap dust, tobacco smoke and tiny particles

−

− −

− Prevent the growth of bacteria and viruses trapped

•

• •

• Triple Deodorizing Filter

−

− −

− Absorb odours produced by wall paper, construction

material and living environment

19 Electronic Circuit Diagram 78

19.1. REMOTE CONTROL

19.2. PRINT PATTERNINDOOR UNIT PRINTED CIRCUIT

BOARD

TOP VIEW 85

19.3. PRINT PATTERNINDOOR UNIT PRINTED CIRCUIT

BOARD

BOTTOM VIEW 86

19.4. PRINT PATTERNOUTDOOR UNIT PRINTED CIRCUIT

BOARD

•

• •

• Quality Improvement

−

− −

− Gas leakage protection

−

− −

− Prevent compressor reverse cycle

−

− −

− Inner protector

−

− −

− Noise prevention during soft dry operation.

−

− −

− Anti-dew Formation Control (Cooling & Soft Dry)

−

− −

− Overload Protection Control (Heating)

−

− −

− Outdoor Fan Control

−

− −

− Compressor High Pressure Control

−

− −

− Blue Coated Condenser

−

− −

− High resistance to corrosion.

•

• •

• Operation Improvement

−

− −

− Quiet mode to provide quiet operation

−

− −

− Powerful mode to reach the desired room temperature

quickly

•

• •

• Long Installation Piping

−

− −

− Long piping up to 25 meter

•

• •

• 24-hour Timer Setting

•

• •

• Environmental Friendly

−

− −

− R410A, which does not contain chlorine, is used as its

refrigerant, so there is no danger of damage to the

ozone layer in stratosphere.

1 Features

CS-W18CKE CU-W18CKE / CS-W24CKE CU-W24CKE

2 Functions

Remote Control

Operation OFF / ON

OFF / ON Room Temperature Setting

TEMP.

Operation Mode Selection

•

AUTO

Automatic Operation Mode

•

HEAT

Heating Operation Mode

•

COOL

Cooling Operation Mode

•

DRY

Soft Dry Operation Mode

MODE

TIME Time / Timer Setting

• Hours and minutes setting.

Clock Setting

• Current time setting.

Ionizer Operation OFF / ON

Indoor Fan Speed Selection

FAN SPEED

•

FAN

Low Fan Speed

•

FAN

Medium Fan Speed

•

FAN

High Fan Speed

•

AUTO

Automatic Fan Speed

FAN

Vertical Airflow Direction Control

• 24-hour, OFF / ON Real Timer Setting.

ON-TIMER

OFF-TIMER Timer Operation Selection

SET

CANCEL Timer Operation Set / Cancel

• ON Timer and OFF Timer setting and

cancellation.

CLOCK

AIR SWING

• Vertical Automatic Airflow

Direction Control and Manual

Airflow Direction Control (5

stages of adjustment).

•Horizontal Automatic Airflow

Direction Control and Manual

Airflow Direction Control (5

stages of adjustment).

Powerful Mode Operation OFF/ON

POWERFUL

Quiet Mode Operation OFF/ON

QUIET

Heating, Cooling, Soft Dry Operation.

• Temperature Setting (16°C to 30°C)

Automatic Operation

•Operation with 2°C higher than

standard temperature.

• Operation with standard temperature.

•Operation with 2°C lower than

standard temperature.

Self illuminating

button

CS-W18CKE CU-W18CKE / CS-W24CKE CU-W24CKE

Indoor Unit

Ionizer Control

• Ionizer control for generate negative ion

in discharge air.

Indoor Fan Speed Control

• High, Medium and Low.

• Automatic Fan Speed Mode

– Heating : Fan speed varies from Me

SSLo in accordance with

indoor heat exchanger.

– Cooling : Fan rotates at Hi, Me and

Lo- speed. Deodorizing

control is available.

– Soft Dry : Fan rotates at Lo- speed.

Deodorizing control is

available.

• Automatic air swing and manual adjusted

by remote control for vertical and horizontal

airflow.

Airflow Direction Control

Automatic Operation Button

• Press for < 5s to operate Automatic

operation mode.

(Used when the remote control cannot be used.)

• Press continuously for 5s or < 10s to

operate Test Run/Pump down. “Beep”

sound will be heard at the 5th second.

(Used when test running or servicing.)

• Press continuously for 10s and above to

omit or resume the remote control signal

receiving sound. “Beep, beep” sound will

be heard at the 10th second.

AUTO

OFF / ON

Operation Indication Lamps (LED)

•POWER (Green).......... Lights up in operation,

blinks in Automatic

Operation Mode judging

and Hot Start operation.

•QUIET (Orange) ......... Lights up in Quiet Mode

Operation.

•TIMER (Orange) .........

Lights up in Timer Setting.

•POWERFUL (Orange) ... Lights up in Powerful

Mode Operation.

•ION (Green) ...... Lights up in Ionizer

Mode Operation.

Operation Mode

• Heating, Cooling, Soft Dry and Automatic

Mode.

Powerful Operation

•

Reaches the desired room temperature quickly.

Time Delay Safety Control

• Restarting is inhibited for appro. 3 minutes.

Quiet Operation

• To provide quiet operation.

7 Minutes Time Save Control

• Cooling Operation only.

Anti-Dew Formation Control

• Anti-Dew Formation Control for indoor unit

discharge area.

Random Auto Restart Control

• Operation is restarted randomly after

power failure at previous setting mode.

Anti-Freezing Control

• Anti-Freezing control for indoor heat

exchanger. (Cooling and Soft Dry)

Hot-Start Control

• At Heating Operation the indoor fan will

operate at SLo speed when indoor heat

exchanger temperature reaches 30°C.

Anti Cold Draft Control

• The indoor fan operates at Lo–(30 sec.)

after that SSLo when the indoor heat

exchanger temperature is low.

(During Heating mode thermal off)

CS-W18CKE CU-W18CKE / CS-W24CKE CU-W24CKE

Outdoor Unit

• To protect compressor from reverse

rotation when there is an instantaneous

power failure.

60 Secs. Forced Operation Control

• Once the compressor is activated, it

does not stop within the first 60 secs.

However, it stops immediately with

remote control stop signal.

Overload Protector

• Inner protector.

Compressor Reverse Rotation

Protection Control

Outdoor Fan Operation Control

• 6-pole induction motor (2 speed).

• For Cooling or Soft Dry operation

Hi-speed ............. When outdoor

temperature reaches to 31°C.

Lo-speed ............. When outdoor

temperature reaches to 29°C.

• For Heating operation

Hi-speed ............. When outdoor

temperature reaches to 13.5°C.

Lo-speed ............. When outdoor

temperature reaches to 15.5°C.

• For Over-heating Protection, the Fan is

switched ON or OFF depending on the

piping temperature and the outdoor

temperature.

Deice Control

• To prevent frosting at outdoor heat

exchanger during Heating Operation.

4-Way Valve Control

• When the unit is switched to “OFF”

during Heating Operation, 4-way valve

stays at Heating position for 5 minutes.

CS-W18CKE CU-W18CKE / CS-W24CKE CU-W24CKE

3 Product Specifications

Unit CS-W18CKE CU-W18CKE

Power Source Phase, Voltage, Cycle Single, 230, 50 Hz

Cooling Capacity kW (BTU/h) 5.30 (18,100)

Heating Capacity kW (BTU/h) 5.55 (18,900)

Moisture Removal l/h (Pint/h) 2.9 (6.1)

Airflow Method OUTLET

INTAKE

SIDE VIEW TOP VIEW

Air Volume Indoor Air (Lo) m3/min (cfm) Cooling; 13.3 (470)

Heating; 14.2 (500)

25.6 (904)

Indoor Air (Me) m3/min (cfm) Cooling; 14.8 (520)

Heating; 14.8 (520)

—

Indoor Air (Hi) m3/min (cfm) Cooling; 15.6 (550)

Heating; 16.4 (580)

40.0 (1,410)

Indoor Air (SHi) m3/min (cfm) Cooling; 16.4 (580)

Heating; 16.4 (580)

—

Noise Level dB (A) Cooling; High 43, Low 38

Heating; High 42, Low 38

Cooling; High 55

Heating; High 56

Power level dB Cooling; 55

Heating; 53

Cooling; 68

Heating; 69

Electrical Data Input Power kW Cooling; 1.65

Heating; 1.70

Running Current ACooling; 7.4

Heating; 7.6

EER W/W (BTU/hW) Cooling; 3.21 (10.95)

COP W/W (BTU/hW) Heating; 3.26 (11.13)

Starting Current A 27.0

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 mm 12 —

Length mm 650 —

Power Cord Length m 1.9 —

Number of core-wire 3 (1.5 mm2) —

Dimensions Height inch (mm) 10 - 13/16 (275) 26 - 31/32 (685)

Width inch (mm) 39 - 9/32 (998) 31 - 1/2 (800)

Depth inch (mm) 8 - 9/32 (210) 11 - 13/16 (300)

Net Weight lb (kg) 24 (11.0) 121 (55.0)

Compressor Type —Rotary (1 cylinder)

rolling piston type

Motor Type —Induction (2-poles)

Rated Output kW — 1.4

CS-W18CKE CU-W18CKE / CS-W24CKE CU-W24CKE

Unit CS-W18CKE CU-W18CKE

Air Circulation Type Cross-flow Fan Propeller Fan

Material ASHT-18 PP

Motor Type Transistor (8-poles) Induction (4-poles)

Input W 53.5 130

Rated Output W 30 67

Fan Speed Low rpm Cooling; 1,160

Heating; 1,240

640

Medium rpm Cooling; 1,290

Heating; 1,290

—

High rpm Cooling; 1,380

Heating; 1,440

1,000

SuperHigh rpm Cooling; 1,440

Heating; 1,440

—

Heat Exchanger Description Evaporator Condenser

Tube material Copper Copper

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

Fin Type Slit Fin Corrugated Fin

Row / Stage (Plate fin configuration, forced draft)

2×15 2×26

FPI 21 16

Size (W × H × L) mm 810 × 315 × 25.4 769.2

732.9

× 660.4 × 44

Refrigerant Control Device — Capillary Tube

Refrigeration Oil (cm3) — RB68A OR FRE0L ALPHA 68M

(670)

Refrigerant (R410A) g (oz) — 1,620 (57.2)

Thermostat Electronic Control Electronic Control

Protection Device — Inner Protector

Capillary Tube Length mm —Cooling; 1,180, Heating; 1,048

Flow Rate l/min — Cooling; 8.7, Heating; 14.0

Inner Diameter mm —Cooling; 1.5, Heating; 1.8

Air Filter Material

Style

P.P.

Honeycomb

—

Capacity Control Capillary Tube

Compressor Capacitor µF, VAC —50 µF, 370VAC

Fan Motor Capacitor µF, VAC —3.0 µF, 450VAC

Note:

•

• •

• Specifications are subject to change without notice for further improvement.

CS-W18CKE CU-W18CKE / CS-W24CKE CU-W24CKE

Unit CS-W24CKE CU-W24CKE

Power Source Phase, Voltage, Cycle Single, 230, 50 Hz

Cooling Capacity kW (BTU/h) 7.03 (24,000)

Heating Capacity kW (BTU/h) 7.72 (26,300)

Moisture Removal l/h (Pint/h) 4.0 (8.5)

Airflow Method OUTLET

INTAKE

SIDE VIEW TOP VIEW

Air Volume Indoor Air (Lo) m3/min (cfm) Cooling; 14.4 (510)

Heating; 15.6 (550)

27.4 (970)

Indoor Air (Me) m3/min (cfm) Cooling; 16.4 (580)

Heating; 16.4 (580)

—

Indoor Air (Hi) m3/min (cfm) Cooling; 17.5 (620)

Heating; 18.1 (640)

47.2 (1,670)

Indoor Air (SHi) m3/min (cfm) Cooling; 18.1 (640)

Heating; 18.1 (640)

—

Noise Level dB (A) Cooling; High 47, Low 41

Heating; High 46, Low 41

Cooling; High 60

Heating; High 61

Power level dB Cooling; 59

Heating; 57

Coolling; 74

Heating; 74

Electrical Data Input Power kW Cooling; 2.78

Heating; 2.69

Running Current ACooling; 13.1

Heating; 12.9

EER W/W (BTU/hW) Cooling; 2.53 (8.63)

COP W/W (BTU/hW) Heating; 2.87 (9.79)

Starting Current A 65.0

Piping Connection Port

(Flare piping)

inch

G ; Half Union 5/8”

L ; Half Union 1/4”

G ; 3-way valve 5/8”

L ; 2-way valve 1/4”

Pipe Size

(Flare piping)

inch

G ; (gas side) 5/8”

L ; (liquid side) 1/4”

G ; (gas side) 5/8”

L ; (liquid side) 1/4”

Drain

Hose

Inner diameter mm 12 —

Length mm 650 —

Power Cord Length m 1.9 —

Number of core-wire 3 (2.5 mm2) —

Dimensions Height inch (mm) 10 - 13/16 (275) 26 - 31/32 (685)

Width inch (mm) 39 - 9/32 (998) 31 - 1/2 (800)

Depth inch (mm) 8 - 9/32 (210) 11 - 13/16 (300)

Net Weight lb (kg) 24 (11.0) 135 (61.0)

Compressor Type —Rotary (1 cylinder) rolling piston

type

Motor Type —Induction (2-poles)

Rated Output kW — 2.2

CS-W18CKE CU-W18CKE / CS-W24CKE CU-W24CKE

Unit CS-W24CKE CU-W24CKE

Air Circulation Type Cross-flow Fan Propeller Fan

Material ASHT-18 PC + AES + Glass Fiber 15%

Motor Type Transistor (8-poles) Induction (4-poles)

Input W 53.5 190.0

Rated Output W 30 108

Fan Speed Low rpm Cooling; 1,260

Heating; 1,360

680

Medium rpm Cooling; 1,430

Heating; 1,430

—

High rpm Cooling; 1,530

Heating; 1,580

1,170

SuperHigh rpm Cooling; 1,580

Heating; 1,580

—

Heat Exchanger Description Evaporator Condenser

Tube material Copper Copper

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

Fin Type Slit Fin Corrugated Fin

Row / Stage (Plate fin configuration, forced draft)

2×15 2×26

FPI 21 16

Size (W × H × L) mm 810 × 315 × 25.4 769.2

732.9

× 660.4 × 44.0

Refrigerant Control Device — Capillary Tube

Refrigeration Oil (cm3) — RB68A OR FRE0L ALPHA 68M

(1,130)

Refrigerant (R410A) g (oz) — 1,780 (62.8)

Thermostat Electronic Control Electronic Control

Protection Device — Inner Protector

Capillary Tube Length mm —Cooling; 663, Heating; 550

Flow Rate l/min — Cooling; 13.0, Heating; 29.0

Inner Diameter mm —Cooling; 1.6, Heating; 2.4

Air Filter Material

Style

P.P.

Honeycomb

—

Capacity Control Capillary Tube

Compressor Capacitor µF, VAC —45 µF, 370VAC

Fan Motor Capacitor µF, VAC —3.0 µF, 450VAC

Note:

•

• •

• Specifications are subject to change without notice for further improvement.

CS-W18CKE CU-W18CKE / CS-W24CKE CU-W24CKE

4 Dimensions

CS-W18CKE CU-W18CKE / CS-W24CKE CU-W24CKE

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