Panasonic CS-E15DB4EW User manual

1 Features 2

2 Functions 3

2.1. Remote Control 3

2.2. Indoor Unit 4

2.3. Outdoor Unit 5

3 Product Specifications 6

3.1. CS-E15DB4EW CU-E15DBE 6

3.2. CS-E18DB4EW CU-E18DBE 8

3.3. CS-E21DB4ES CU-E21DBE 10

4 Dimensions 12

4.1. Indoor Unit & Remote Control 12

and distribution is a violation of law.

CS-E15DB4EW CU-E15DBE

CS-E18DB4EW CU-E18DBE

CS-E21DB4ES CU-E21DBE

4.2. Outdoor Unit 13

5 Refrigeration Cycle Diagram 14

6 Block Diagram 15

7 Wiring Diagram 16

8 Operation Details 17

8.1. Basic Operation 17

8.2. Protection Control Features 28

9 Operating Instructions 34

10 Installation And Servicing Air Conditioner Using R410A 42

10.1. Outline 42

10.2. Tools For Installing/Servicing Refrigerant Piping 43

Air Conditioner

CONTENTS

Page Page

Order No. MAC0502032C8

10.3. Refrigerant Piping Work 47

10.4. Installation, Transferring, Servicing 49

11 Installation Instructions 53

11.1. Safety Precautions 53

11.2. Indoor Unit 55

11.3. Outdoor Unit 62

12 Servicing Information 66

12.1. Troubleshooting 66

12.2. Breakdown Self Diagnosis Function 68

12.3. Remote Control 70

12.4. Auto OFF/ON Button 71

12.5. Disassembly of Parts 72

13 Technical Data 75

13.1. Operation Characteristics 75

13.2. Sensible Capacity Chart 78

14 Exploded View (Indoor Unit) 79

• Product

− Four modes of operation selection

− Powerful Mode operation

− 24-Hour Real Time Timer Control

− Quiet Mode Operation

− Discharged air can be swung automatically or manually

by remote control

− Air filter with function to reduce dust and smoke.

14.1. CS-E15DB4EW CS-E18DB4EW CS-E21DB4ES 79

14.2. CZ-BT20E (Front Grille Complete) 81

15 Replacement Parts List (Indoor Unit) 82

15.1. CS-E15DB4EW CS-E18DB4EW CS-E21DB4ES 82

15.2. CZ-BT20E (Front Grille Complete) 83

16 Exploded View (Outdoor Unit) 84

16.1. CU-E15DBE CU-E18DBE CU-E21DBE 84

17 Replacement Parts List (Outdoor Unit) 85

17.1. CU-E15DBE CU-E18DBE CU-E21DBE 85

18 Electronic Circuit Diagram 86

18.1. Indoor Unit 86

18.2. Outdoor Unit 90

18.3. Remote Control 95

18.4. Print PatternIndoor Unit Printed Circuit Board 96

18.5. Print PatternOutdoor Unit Printed Circuit Board View 97

• Serviceability Improvement

− Removable and washable Intake Grille

− Breakdown Self Diagnosis function

• Environmental Protection

− Non-ozone-depletion substances refrigerant (R410A)

• Quality Improvement

− Gas leakage detection

− Deice operation

− Auto restart control

1 Features

CS-E15DB4EW CU-E15DBE / CS-E18DB4EW CU-E18DBE / CS-E21DB4ES CU-E21DBE

2 Functions

2.1. Remote Control

Operation OFF / ON Room Temperature Setting

TEMP

Operation Mode Selection

•AUTO Automatic Operation

•HEAT Heating Operation

•COOL Cooling Operation

•DRY Soft Dry Operation

Time / Timer Setting

• Hours and minutes setting.

Clock Setting

• Current time setting.

Quiet Mode Operation

QUIET

Airflow Direction Control

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

Timer Setting

Timer Operation Set / Cancel

• ON Timer and OFF Timer setting and

cancellation.

CLOCK

Powerful Mode Operation

POWERFUL

• Increase or decrease set temperature.

(16°C to 30°C)

•AUTO Vertical Automatic Airflow

Direction Control.

• MANUAL Vertical Manual Airflow

Direction Control.

FAN SPEED

Check Point

Reset Point

RESET

CHECK

AIR SWING

• Breakdown self diagnosis function.

• Clear memory data.

CANCEL

OFF

TIMER ON

TIMER

FAN

SPEED

AUTO

HEAT

DRY

COOL

OFF

MODE

TIMER

123

OFF

CLOCK RESET

SET

CANCEL

TEMP

POWERFUL

FAN SPEED

AIR SWING

OFF/ON

QUIET

AUTO

MANUAL

CHECK

INVENTER

OFF / ON I

MODE

Indoor Fan Speed Selection

•Low

•Medium-

•Medium

•Medium+

•High

•AUTO Automatic Fan Speed

TIMER-ON

TIMER-OFF

SET

CANCEL

CS-E15DB4EW CU-E15DBE / CS-E18DB4EW CU-E18DBE / CS-E21DB4ES CU-E21DBE

2.2. Indoor Unit

Automatic Operation Switch

•To run automatic operation, force cooling or

heating operation, or change remote control

signal type.

Automatic and 5 Manual Indoor

Fan Speeds

Powerful Mode

•For quick cooling or heating.

24-Hour Real Time Timer Control

Microcomputer-controlled Room

Temperature Control

Breakdown Self Diagnosis Function

Indoor Power Relay Control

Anti-Dew Formation Control

Anti Freezing Control

Anti-Cold Draft Control

Hot Start

Intake Air Temperature Control

Quiet Mode

•To provide quiet operation.

Automatic Restart Control

•Operation is restarted after power failure at

previous setting mode.

Low Pressure Control

(Gas Leakeage Detection)

Deodorizing Control

Operation Indication Lamps (LED)

•

POWER

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

blinks in Automatic

Operation Mode judging,

deice, On Timer sampling

and Hot Start operation.

•

TIMER

(Orange)......Lights up in Timer Setting.

Blinks in Self Diagnosis

Control.

•

QUIET

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

Operation.

•

POWERFUL

(Orange) ...Lights up when Powerful

Mode is selected.

•

AIR SWING

(Orange)....Lights up in Auto Air

Swing.

Four Operation Modes

•Automatic, Heating, Cooling and Soft Dry

Operation.

Airflow Direction Control

•Vertical discharged air can be swung

automatically or manually by remote control.

•Horizontal discharged air can be adjusted by

hand. High Pressure Control

Deice Operation

CS-E15DB4EW CU-E15DBE / CS-E18DB4EW CU-E18DBE / CS-E21DB4ES CU-E21DBE

2.3. Outdoor Unit

30 seconds Forced Operation

Time Delay Safety Control

Overload Protection Control

Deice Operation

Standby Control

Compressor Overheating

Prevention Control

IPM (Power Transistor)

Overheating Protection Control

Total Running Current Control

Mininum Operation Frequency

Protection Control

Low Operation Frequency

Protection Control

Outdoor Air Temperature

Control

CS-E15DB4EW CU-E15DBE / CS-E18DB4EW CU-E18DBE / CS-E21DB4ES CU-E21DBE

3.1. CS-E15DB4EW CU-E15DBE

3 Product Specifications

Unit CS-E15DB4EW CU-E15DBE

Cooling Capacity kW

kcal/h

BTU/h

4.10 (0.90 - 4.80)

3,530 (770 - 4,130)

14,000 (3,070 - 16,400)

Heating Capacity kW

kcal/h

BTU/h

5.10 (0.90 - 6.20)

4,390 (770 - 5,330)

17,400 (3,070 - 21,100)

Moisture Removal l/h

Pint/h 2.3

(4.9)

Power Source (Phase, Voltage, Cycle) ø

Single

230 - 240

Airflow Method OUTLET

INTAKE

SIDE VIEW TOP VIEW

Air Volume Lo m3/min (cfm) Cooling; 7.5 (260) —

Heating; 9.0 (320)

Me m3/min (cfm) Cooling; 9.0 (320) —

Heating; 10.1 (360)

Hi m3/min (cfm) Cooling; 10.5 (370) Cooling; 46.8 (1,650)

Heating; 10.8 (380) Heating; 48.5 (1,710)

dB (A) Cooling; High 34, Low 26 Cooling; 45

Heating; High 35, Low 28 Heating; 47

Noise Level

Power level dB Cooling; High 47 Cooling; High 58

Heating; High 48 Heating; High 60

Electrical Data Input Power WCooling; 1,300 (255 - 1,710)

Heating; 1,770 (260 - 2,180)

Running Current ACooling; 6.0 - 5.9

Heating; 8.0 - 7.9

EER W/W Cooling; 3.15 (3.53 - 2.81)

BTU/hW Cooling; 10.8 (12.0 - 9.6)

COP W/W Heating; 2.88 (3.46 - 2.84)

BTU/hW Heating; 9.8 (11.8 - 9.7)

Starting Current A8.0

Piping Connection Port

(Flare piping) inch

inch G ; Half Union 1/2”

L ; Half Union 1/4”G ; 3-way valve 1/2”

L ; 2-way valve 1/4”

CS-E15DB4EW CU-E15DBE / CS-E18DB4EW CU-E18DBE / CS-E21DB4ES CU-E21DBE

Unit CS-E15DB4EW CU-E15DBE

Pipe Size

(Flare piping) inch

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 30 —

Length m0.193 —

Power Cord Length

Number of core-wire —— —

—

Dimensions Height inch (mm) 10 - 1/4 (260) 29 - 17/32 (750)

Width inch (mm) 22 - 5/8 (575) 34 - 7/16 (875)

Depth inch (mm) 22 - 5/8 (575) 13 - 19/32 (345)

Net Weight lb (kg) 40 (18) 106 (48)

Compressor Type —Involute scroll

Motor Type —Brushless (4-pole)

Rated Output W—900

Air Circulation Type Backward Fan Propeller Fan

Material ABS + GF 10% P.P

Motor Type DC Brushless Motor (8-poles) Transistor (8-poles)

Rate Output W40 40

Fan Speed Lo (Cool/Heat) rpm 400 / 480 —

Me (Cool/Heat) rpm 480 / 540 —

Hi (Cool/Heat) rpm 560 / 600 640 / 660

Heat Exchanger Description Evaporator Condenser

Tube material Copper Copper

Fin material Aluminium (Pre Coat) Aluminium

Fin Type Slit Fin Corrugated Fin

Row / Stage (Plate fin configuration, forced draft)

2/10 1/28

FPI 18 18

Size (W × H × L) mm 1,330

1,270 × 210 × 25.4 871.7 × 711.2 × 22

Refrigerant Control Device —Expansion Valve

Refrigeration Oil (cm3) — RB68A (400)

Refrigerant (R410A) kg (oz) —1.23 (43.4)

Thermostat Electronic Control —

Protection Device Electronic Control Electronic Control

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

CS-E15DB4EW CU-E15DBE / CS-E18DB4EW CU-E18DBE / CS-E21DB4ES CU-E21DBE

3.2. CS-E18DB4EW CU-E18DBE

Unit CS-E18DB4EW CU-E18DBE

Cooling Capacity kW

kcal/h

BTU/h

4.80 (0.90 - 5.70)

4,130 (770 - 4,900)

16,400 (3,070 - 19,400)

Heating Capacity kW

kcal/h

BTU/h

5.60 (0.90 - 7.10)

4,820 (770 - 6,110)

19,100 (3,070 - 24,200)

Moisture Removal l/h

Pint/h 2.6

(5.5)

Power Source (Phase, Voltage, Cycle) ø

Single

230 - 240

Airflow Method OUTLET

INTAKE

SIDE VIEW TOP VIEW

Air Volume Lo m3/min (cfm) Cooling; 8.0 (280) —

Heating; 9.1 (320)

Me m3/min (cfm) Cooling; 9.5 (340) —

Heating; 10.4 (370)

Hi m3/min (cfm) Cooling; 11.0 (390) 40.0 (1,410)

Heating; 11.5 (405)

dB (A) Cooling; High 36, Low 28 Cooling; 47

Heating; High 37, Low 29 Heating; 48

Noise Level

Power level dB Cooling; High 49 Cooling; High 60

Heating; High 50 Heating; High 61

Electrical Data Input Power WCooling; 1,530 (255 - 1,930)

Heating; 1,900 (260 - 2,450)

Running Current ACooling; 7.0 - 6.9

Heating; 8.5 - 8.3

EER W/W Cooling; 3.14 (3.53 - 2.95)

BTU/hW Cooling; 10.7 (12.0 - 10.1)

COP W/W Heating; 2.95 (3.46 - 2.90)

BTU/hW Heating; 10.1 (11.8 - 9.9)

Starting Current A8.5

Piping Connection Port

(Flare piping) inch

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

inch G (gas side) ; 1/2”

L (liquid side) ; 1/4”G (gas side) ; 1/2”

L (liquid side) ; 1/4”

CS-E15DB4EW CU-E15DBE / CS-E18DB4EW CU-E18DBE / CS-E21DB4ES CU-E21DBE

Unit CS-E18DB4EW CU-E18DBE

Drain

Hose Inner diameter mm 30 —

Length m0.193 —

Power Cord Length

Number of core-wire —— —

—

Dimensions Height inch (mm) 10 - 1/4 (260) 29 - 17/32 (750)

Width inch (mm) 22 - 5/8 (575) 34 - 7/16 (875)

Depth inch (mm) 22 - 5/8 (575) 13 - 19/32 (345)

Net Weight lb (kg) 40 (18) 106 (48)

Compressor Type —Involute scroll

Motor Type —Brushless (4-pole)

Rated Output W—900

Air Circulation Type Backward Fan Propeller Fan

Material ABS + GF 10% P.P

Motor Type DC Brushless Motor (8-poles) Transistor (8-poles)

Rate Output W40 40

Fan Speed Lo (Cool/Heat) rpm 430 / 490 —

Me (Cool/Heat) rpm 510 / 560 —

Hi (Cool/Heat) rpm 590 / 640 660 / 660

Heat Exchanger Description Evaporator Condenser

Tube material Copper Copper

Fin material Aluminium (Pre Coat) Aluminium

Fin Type Slit Fin Corrugated Fin

Row / Stage (Plate fin configuration, forced draft)

2/10 2/34

FPI 18 16

Size (W ×H×L) mm 1,330

1,270 ×210 ×25.4 849.3

878 ×714 ×36.4

Refrigerant Control Device —Expansion Valve

Refrigeration Oil (cm3)—RB68A (400)

Refrigerant (R410A) kg (oz) —1.06 (37.4)

Thermostat Electronic Control —

Protection Device Electronic Control Electronic Control

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

CS-E15DB4EW CU-E15DBE / CS-E18DB4EW CU-E18DBE / CS-E21DB4ES CU-E21DBE

3.3. CS-E21DB4ES CU-E21DBE

Unit CS-E21DB4ES CU-E21DBE

Cooling Capacity kW

kcal/h

BTU/h

5.90 (0.90 - 6.30)

5,070 (770 - 5,420)

20,100 (3,070 - 21,500)

Heating Capacity kW

kcal/h

BTU/h

7.00 (0.90 - 8.00)

6,020 (770 - 6,880)

23,900 (3,070 - 27,300)

Moisture Removal l/h

Pint/h 3.3

(7.0)

Power Source (Phase, Voltage, Cycle) ø

Single

230 - 240

Airflow Method OUTLET

INTAKE

SIDE VIEW TOP VIEW

Air Volume Lo m3/min (cfm) Cooling; 9.3 (330) —

Heating; 10.6 (370)

Me m3/min (cfm) Cooling; 11.0 (390) —

Heating; 12.3 (430)

Hi m3/min (cfm) Cooling; 12.8 (450) Cooling; 42.8 (1,510)

Heating; 14.0 (495) Heating; 41.5 (1,460)

dB (A) Cooling; High 41, Low 33 Cooling; 49

Heating; High 42, Low 34 Heating; 49

Noise Level

Power level dB Cooling; High 54 Cooling; High 62

Heating; High 55 Heating; High 62

Electrical Data Input Power WCooling; 2,050 (255 - 2,200)

Heating; 2,450 (260 - 2,820)

Running Current ACooling; 9.2 - 9.0

Heating; 10.9 - 10.6

EER W/W Cooling; 2.88 (3.53 - 2.86)

BTU/hW Cooling; 9.8 (12.0 - 9.8)

COP W/W Heating; 2.86 (3.46 - 2.84)

BTU/hW Heating; 9.8 (11.8 - 9.7)

Starting Current A10.9

Piping Connection Port

(Flare piping) inch

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

inch G (gas side) ; 1/2”

L (liquid side) ; 1/4”G (gas side) ; 1/2”

L (liquid side) ; 1/4”

CS-E15DB4EW CU-E15DBE / CS-E18DB4EW CU-E18DBE / CS-E21DB4ES CU-E21DBE

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