Panasonic CU-E18DBE 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-E15DD3EW CU-E15DBE 6

3.2. CS-E18DD3EW CU-E18DBE 8

4 Dimensions 10

4.1. Indoor Unit & Remote Control 10

4.2. Outdoor Unit 12

and distribution is a violation of law.

CS-E15DD3EW CU-E15DBE

CS-E18DD3EW CU-E18DBE

5 Refrigeration Cycle Diagram 13

6 Block Diagram 14

7 Wiring Diagram 15

8 Operation Details 16

8.1. Basic Operation 16

8.2. Protection Control Features 26

9 Operating Instructions 32

10 Installation And Servicing Air Conditioner Using R410A 40

10.1. Outline 40

10.2. Tools For Installing/Servicing Refrigerant Piping 41

10.3. Refrigerant Piping Work 45

Air Conditioner

CONTENTS

Page Page

Order No. MAC0503044C8

10.4. Installation, Transferring, Servicing 47

11 Installation Instructions 51

11.1. Safety Precautions 51

11.2. Indoor Unit 54

11.3. Outdoor Unit 59

12 Servicing Information 63

12.1. Troubleshooting 63

12.2. Breakdown Self Diagnosis Function 65

12.3. Remote Control 67

12.4. Auto OFF/ON Button 68

12.5. Disassembly of Parts 69

13 Technical Data 72

13.1. Operation Characteristics 72

13.2. Sensible Capacity Chart 74

• Product

− Four modes of operation selection

− Powerful Mode operation

− 24-Hour Real Time Timer Control

− Quiet Mode Operation

• Serviceability Improvement

− Breakdown Self Diagnosis function

14 Exploded View (Indoor Unit) 75

14.1. CS-E15DD3EW CS-E18DD3EW 75

15 Replacement Parts List (Indoor Unit) 76

15.1. CS-E15DD3EW CS-E18DD3EW 76

16 Exploded View (Outdoor Unit) 77

16.1. CU-E15DBE CU-E18DBE 77

17 Replacement Parts List (Outdoor Unit) 78

17.1. CU-E15DBE CU-E18DBE 78

18 Electronic Circuit Diagram 79

18.1. Indoor Unit 79

18.2. Outdoor Unit 80

18.3. Remote Control 85

18.4. Print PatternIndoor Unit Printed Circuit Board 86

18.5. Print PatternOutdoor Unit Printed Circuit Board View 87

• Environmental Protection

− Non-ozone-depletion substances refrigerant (R410A)

• Quality Improvement

− Gas leakage detection

− Deice operation

− Auto restart control

1 Features

CS-E15DD3EW CU-E15DBE / CS-E18DD3E W CU-E18DBE

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)

• Air Swing is not applicable.

FAN SPEED

Check Point

Reset Point

RESET

CHECK

AIR SWING

• Breakdown self diagnosis function.

• Clear memory data.

CANCEL

OFF

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-E15DD3EW CU-E15DBE / CS-E18DD3E W CU-E18DBE

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

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

Four Operation Modes

•Automatic, Heating, Cooling and Soft Dry

Operation.

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.

Powerful Mode

•For quick cooling or heating.

High Pressure Control

Deice Operation

CS-E15DD3EW CU-E15DBE / CS-E18DD3E W CU-E18DBE

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-E15DD3EW CU-E15DBE / CS-E18DD3E W CU-E18DBE

3.1. CS-E15DD3EW CU-E15DBE

3 Product Specifications

Unit CS-E15DD3EW CU-E15DBE

Cooling Capacity kW

kcal/h

BTU/h

4.10 (0.90 - 4.70)

3,530 (770 - 4,040)

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

Heating Capacity kW

kcal/h

BTU/h

4.80 (0.90 - 5.50)

4,130 (770 - 4,730)

16,400 (3,070 - 18,800)

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; 5.5 (190) —

Heating; 6.0 (210)

Me m3/min (cfm) Cooling; 6.7 (240) —

Heating; 7.1 (250)

Hi m3/min (cfm) Cooling; 7.9 (280) Cooling; 48.5 (1,710)

Heating; 8.9 (315) Heating; 48.5 (1,710)

dB (A) Cooling; High 33, Low 27 Cooling; 46

Heating; High 35, Low 28 Heating; 47

Noise Level

Power level dB Cooling; High 49 Cooling; High 59

Heating; High 51 Heating; High 60

Electrical Data Input Power WCooling; 1,240 (255 - 1,500)

Heating; 1,820 (260 - 2,090)

Running Current ACooling; 5.7 - 5.6

Heating; 8.2 - 8.1

EER W/W Cooling; 3.31 (3.53 - 3.13)

BTU/hW Cooling; 11.3 (12.0 - 10.7)

COP W/W Heating; 2.64 (3.46 - 2.63)

BTU/hW Heating; 9.0 (11.8 - 9.0)

Starting Current A8.2

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”

CS-E15DD3EW CU-E15DBE / CS-E18DD3E W CU-E18DBE

Unit CS-E15DD3EW CU-E15DBE

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 14 —

Length m0.255 —

Power Cord Length

Number of core-wire

—— —

—

Dimensions Height inch (mm) 9 - 1/4 (235) 29 - 17/32 (750)

Width inch (mm) 29 - 17/32 (750) 34 - 7/16 (875)

Depth inch (mm) 14 - 9/16 (370) 13 - 19/32 (345)

Net Weight lb (kg) 37 (17) 106 (48)

Compressor Type —Involute scroll

Motor Type —Brushless (4-pole)

Rated Output W—900

Air Circulation Type Sirocco Propeller Fan

Material ABS + GF 10% P.P

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

Rate Output W30 40

Fan Speed Lo (Cool/Heat) rpm 900 / 980 —

Me (Cool/Heat) rpm 1,100 / 1,170 —

Hi (Cool/Heat) rpm 1,300 / 1,370 660 / 660

Heat Exchanger Description Evaporator Condenser

Tube material Copper Copper

Fin material Aluminium (Pre Coat) Aluminium

Fin Type Louver Fin Corrugated Fin

Row / Stage (Plate fin configuration, forced draft)

2/12 1/28

FPI 20 18

Size (W × H × L) mm 857 × 252 × 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-E15DD3EW CU-E15DBE / CS-E18DD3E W CU-E18DBE

3.2. CS-E18DD3EW CU-E18DBE

Unit CS-E18DD3EW CU-E18DBE

Cooling Capacity kW

kcal/h

BTU/h

5.10 (0.90 - 5.70)

4,390 (770 - 4,900)

17,400 (3,070 - 19,400)

Heating Capacity kW

kcal/h

BTU/h

6.10 (0.90 - 7.10)

5,250 (770 - 6,110)

20,800 (3,070 - 24,200)

Moisture Removal l/h

Pint/h

2.8

(5.9)

Power Source (Phase, Voltage, Cycle) ø

Single

230 - 240

Airflow Method OUTLET

INTAKE

SIDE VIEW TOP VIEW

Air Volume Lo m3/min (cfm) Cooling; 7.4 (260) —

Heating; 8.7 (310)

Me m3/min (cfm) Cooling; 8.8 (310) —

Heating; 10.2 (360)

Hi m3/min (cfm) Cooling; 10.4 (365) 40.0 (1,410)

Heating; 13.0 (460)

dB (A) Cooling; High 41, Low 30 Cooling; 47

Heating; High 41, Low 32 Heating; 48

Noise Level

Power level dB Cooling; High 57 Cooling; High 60

Heating; High 57 Heating; High 61

Electrical Data Input Power WCooling; 1,620 (255 - 1,840)

Heating; 1,850 (260 - 2,200)

Running Current ACooling; 7.3 - 7.1

Heating; 8.3 - 8.0

EER W/W Cooling; 3.15 (3.53 - 3.10)

BTU/hW Cooling; 10.7 (12.0 - 10.5)

COP W/W Heating; 3.30 (3.46 - 3.23)

BTU/hW Heating; 11.2 (11.8 - 11.0)

Starting Current A8.3

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”

CS-E15DD3EW CU-E15DBE / CS-E18DD3E W CU-E18DBE

Unit CS-E18DD3EW CU-E18DBE

Drain

Hose

Inner diameter mm 14 —

Length m0.255 —

Power Cord Length

Number of core-wire

—— —

—

Dimensions Height inch (mm) 11 - 7/32 (285) 29 - 17/32 (750)

Width inch (mm) 29 - 17/32 (750) 34 - 7/16 (875)

Depth inch (mm) 14 - 9/16 (370) 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 Sirocco Propeller Fan

Material ABS + GF 10% P.P

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

Rate Output W30 40

Fan Speed Lo (Cool/Heat) rpm 1,020 / 1,200 —

Me (Cool/Heat) rpm 1,220 / 1,410 —

Hi (Cool/Heat) rpm 1,430 / 1,630 660 / 660

Heat Exchanger Description Evaporator Condenser

Tube material Copper Copper

Fin material Aluminium (Pre Coat) Aluminium

Fin Type Louver Fin Corrugated Fin

Row / Stage (Plate fin configuration, forced draft)

2/12 2/34

FPI 20 16

Size (W ×H×L) mm 857 ×252 ×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-E15DD3EW CU-E15DBE / CS-E18DD3E W CU-E18DBE

4 Dimensions

4.1. Indoor Unit & Remote Control

4.1.1. CS-E15DD3EW

CS-E15DD3EW CU-E15DBE / CS-E18DD3E W CU-E18DBE

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