Panasonic CS-ME7, CS-ME10, CS-ME12, CS-ME14CB1P, CS-ME14 Service Manual

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ORDER NO. RAC0312001A8

Multi Air Conditioner

CS-ME7CB1P

CS-ME10CB1P

CS-ME12CB1P

CS-ME14CB1P

CS-ME10CD3P

CS-ME14CD3P

Please file and use this manual together with the service manual for Model No. CS-ME7CKPG, CSME10CKPG, CS-ME12CKPG, CS-ME14CKPG, CS-ME18CKPG, CU-2E15CBPG, CU-2E18CBPG, CU3E23CBPG, CU-4E27CBPG, Order No. RAC0209005C2.

CONTENTS

 

 

Page

 

 

 

Page

1

Features

3

 

5.1. Cassette Type

8

2

About Lead Free Solder (PbF)

3

 

5.2. Grille

10

 

2.1. DISTINCTION OF PbF P.C. BOARD

3

 

5.3. Duct Type

11

 

2.2. CAUTION

3

6

Refrigeration Cycle Diagram

12

3

Functions

4

7

Block Diagram

13

 

3.1. REMOTE CONTROL

4

8

Wiring Diagram

14

 

3.2. INDOOR UNIT

5

 

8.1. Cassette Type (CS-

 

4

Product Specifications

7

 

ME7CB1P/ME10CB1P/ME12CB1P/ME14CB1P)

14

5

Dimensions

8

 

8.2. Duct Type (CS-ME10CD3P/ME14CD3P)

15

 

 

 

 

 

 

 

 

 

 

 

© 2003 Matsushita Electric Industrial Co., Ltd. All

 

 

 

 

 

rights reserved. Unauthorized copying

and

 

 

 

 

 

distribution is a violation of law.

 

 

 

 

 

 

 

 

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

9

Operation Details (Functions & Protection)

16

 

12.1. Cassette Type (Indoor Unit: CS-

 

 

9.1. Simultaneous Operation Control

16

 

ME7CB1P/ME10CB1P/ME12CB1P/ME14CB1P)

53

 

9.2. Airflow Direction Control (Cassette Type only)

17

 

12.2. Duct Type (Indoor Unit: CS-ME10CD3P/ME14CD3P)

57

 

9.3. Indoor Fan Control

18

13

Technical Data

59

 

9.4. Drain Pump Control

20

 

13.1. OPERATION CHARACTERISTICS

59

 

9.5. Auto Restart Control

21

14

Electronic Circuit Diagram

63

 

9.6. Other Indoor Unit Operation Functions

22

 

14.1. REMOTE CONTROL

63

10

Installation Instructions

30

 

14.2. Cassette Type

64

 

10.1. Cassette Type

30

 

14.3. Duct Type

65

 

10.2. Duct Type

35

15

Exploded View & Replacement Parts List

66

11

Operating Instructions

41

 

15.1. CS-ME7CB1P/ME10CB1P/ME12CB1P/ME14CB1P

66

12

Disassembly of Parts

53

 

15.2. CS-ME10CD3P/ME14CD3P

68

2

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

1Features

·Product

A single OUTDOOR unit enables air conditioning of up to four separate rooms

Remarks:

1.At least two indoor units must be connected.

2.The total nominal cooling capacity of indoor units that will be connected to outdoor unit must be within connectable capacity range of outdoor unit. (Shown in the above table)

Example: The below indoor units combination is not possible to connect CU-3E23CBPG. (Total nominal capacity of indoor unit is between 5.0kW and 10.0kW)

1)Two CS-ME7CB1P only. (Total nominal cooling capacity is 4.4kW)

2)Three CS-ME14CB1P only. (Total nominal cooling capacity is 12.0kW)

Inverter controlled for High energy efficiency and optimal comfort

New refrigerant R410A is used for protecting ozone layer

Lead - free P.C. Board

·Serviceability

Self diagnosis

Test Run at both Cooling and Heating rated frequency

·Built-in drain pump (Cassette and Duct type)

A drain pump is built in.

The pipe can rise to 200 mm above the drain outlet.

2 About Lead Free Solder (PbF)

2.1.DISTINCTION OF PbF P.C. BOARD

P.C. Boards (manufactured) using lead free solder will have a PbF stamp on the P.C. Board.

2.2.CAUTION

·Pb free solder has a higher melting point than standard solder; Typically the melting point is 50 - 70 °F (30 - 40 °C) higher. Please use a high temperature solder iron and set it to 700 ± 20 °F (370 ± 10 °C).

·Pb free solder will tend to splash when heated too high (about 1100 °F/ 600 °C).

If you must use Pb solder, please completely remove all of the Pb free solder on the pins or solder area before applying Pb solder. If this is not practical, be sure to heat the Pb free solder until it melts, before applying Pb solder.

3

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

3 Functions

3.1.REMOTE CONTROL

4

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

3.2.INDOOR UNIT

5

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

6

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

4

Product Specifications

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Model

 

CS-ME7CB1P

CS-ME10CB1P

CS-ME12CB1P

CS-ME14CB1P

CS-ME10CD3P

CS-ME14CD3P

Item

 

 

 

 

 

 

 

Cassette Type

 

Duct Type

Power Source

 

 

 

 

 

 

Outdoor power (single 230V 50Hz)

 

 

Air Volume

 

 

Cooling

m3/min.

9.1

 

9.6

9.5

7.0

 

7.8

 

 

 

 

Heating

m3/min.

9.8

 

10.2

9.8

 

8.7

Noise Level

 

 

Cooling

dB(A)

Hi:40(53)

Hi:41(54)

Hi:43(56)

Hi:43(56)

 

Hi:45(58)

 

 

 

 

(Power)

(dB)

Lo:32(45)

Lo:32(45)

Lo:32(45)

Lo:32(45)

 

Lo:32(45)

 

 

 

 

Heating

dB(A)

Hi:42(55)

Hi:43(56)

Hi:44(57)

Hi:47(60)

 

Hi:47(60)

 

 

 

 

(Power)

(dB)

Lo:32(45)

Lo:32(45)

Lo:34(47)

Lo:32(45)

 

Lo:35(48)

Moisture Removal

 

L/h

1.3

 

1.6

1.8

2.3

1.6

 

2.3

Refrigeration

Connection

Liquid

mm

 

 

6.35 (1/4") Flare to the main unit

 

 

piping

 

 

Gas

mm

 

 

9.52 (3/8") Flare to the main unit

 

 

 

 

Type of pipe

 

 

 

 

 

CZ-3F

 

 

 

Type of Indoor/Outdoor connecting

mm

4 x 1.5 mm2

flexible cord, type designation 245 IEC 57 (H05RN-F)

cable

 

 

 

 

 

 

 

 

 

 

 

 

 

Drain opening

 

 

 

mm

 

 

 

VP20

 

 

 

Dimensions

 

 

 

mm

Height 185 x Width 770 x Depth 360

Height 235 x Width 750

 

 

 

 

 

 

 

 

 

 

 

x Depth 370

Net Weight

 

 

 

kg

 

 

9.8

 

10.5

16.5

Fan

 

Type

 

 

 

 

Cross-flow fan

 

Sirocco fan

 

 

Motor

Type

 

DC brushless motor (EHOCM24A4P25)

DC brushless motor

 

 

 

 

 

 

 

 

 

 

 

(ARW31V8P30AC)

 

 

 

 

Output

W

 

 

4P 25W 40V A98258

 

8P 30W 280-340V A981071

Heat exchanger

 

 

 

 

 

 

 

Plate fin forced-draft

 

 

 

Adjustments

 

 

Switches

 

 

 

 

Wireless remote control

 

 

 

 

 

 

 

Timer

 

 

 

Timer with ON and OFF times programmable

 

 

 

 

 

 

Temperature

 

 

 

 

Electronic thermostat

 

 

 

Air filter

 

 

 

 

 

 

PP honeycomb

 

 

-

Remarks:

The specifications are differ from wall type indoor units when 2.8kW Duct type is connected to CU-2E15CBPG and CU2E18CBPG.

 

Indoor unit

Outdoor unit

 

Power Input (kW)

Current (A)

 

Combination

 

 

 

 

 

 

 

 

 

min. - max

 

Cooling

22 + 28

CU-2E15CBPG

1.39

 

0.25 - 1.73

6.50

Heating

 

 

1.36

 

0.21 - 1.67

6.05

Cooling

22 + 28

CU-2E18CBPG

1.39

 

0.25 - 1.73

6.50

Heating

 

 

1.36

 

0.21 - 1.67

6.05

Cooling

28 + 28 (*)

 

1.56

 

0.25 - 1.73

7.25

Heating

 

 

1.47

 

0.21 - 1.74

6.50

Cooling

28 + 32

 

1.67

 

0.25 - 1.80

7.80

Heating

 

 

1.39

 

0.21 - 1.72

6.15

(*) The combination 2.8kW Duct type X 2 and 2.8kW Duct type + 2.8kW Wall type are same value.

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

7

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

5 Dimensions

5.1.Cassette Type

8

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

9

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

5.2.Grille

10

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

5.3.Duct Type

11

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

6 Refrigeration Cycle Diagram

12

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

7 Block Diagram

CS-ME7CB1P/ME10CB1P/ME12CB1P/ME14CB1P/ME10CD3P/ME14CD3P

13

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

8 Wiring Diagram

8.1.Cassette Type (CS-ME7CB1P/ME10CB1P/ME12CB1P/ME14CB1P)

14

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

8.2.Duct Type (CS-ME10CD3P/ME14CD3P)

15

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

9 Operation Details (Functions & Protection)

9.1.Simultaneous Operation Control

1.Operation modes which can be selected using the remote control unit: Automatic, Cooling, Dry, Heating, Fan operation mode.

2.Types of operations modes which can be performed simultaneously

·Cooling operation and cooling, Dry or fan operation

·Heating operation and heating operation

3.Types of operation modes which cannot be performed simultaneously

·While a cooling operation is in progress, a heating operation cannot be performed by an indoor unit in another room.

In the room where the operation button for cooling was pressed first, the operation is continued. In the room where the operation button for heating was pressed afterward, the operation lamp of the indoor unit blinks, where the attempt is made to establish the heating operation. Its fan is stopped, and the air does not discharged.

·While a heating operation is in progress, a cooling operation cannot be performed by an indoor unit in another room.

In the room where the operation button for heating was pressed first, operation is continued. In the room where the operation button for cooling was pressed afterward, the operation lamp of the indoor unit blinks, where the attempt is made to establish the cooling operation. Its fan is stopped, and the air does not discharged.

4.Operation mode priority control

·The operation mode designated first by the indoor unit has priority.

·If the priority indoor unit stops operation or initiates the fan operation, the priority is transferred to other indoor units.

“Waiting” denotes the standby status in which the operation lamp LED blinks (ON for 2.5 sec. and OFF for 0.5 sec.), and the fan is stopped.

* In the fan mode, priority is transferred to a non-priority unit.

Note

C:Cooling operation mode

D:Dry operation mode

H: Heating operation mode

F: Fan operation mode

16

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

9.2.Airflow Direction Control (Cassette Type only)

The following shows how louver operation changes depending on the direction set with the AIR SWING button and other operating conditions.

Cooling and Dry

Heating

·The louver stops at the CLOSE position when the power switch or breaker is ON.

·The louver stops at their current position when the power switch or breaker is OFF.

·Move the horizontal airflow direction control louver manually.

17

Panasonic CS-ME7, CS-ME10, CS-ME12, CS-ME14CB1P, CS-ME14 Service Manual

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

9.3.Indoor Fan Control

·The following shows how fan speed changes depending on the setting made with the FAN SPEED button and other operating conditions.

·Actual fan speed may differ from that you set with remote control.

18

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

19

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

9.4.Drain Pump Control

Basic operation

·The drain pump starts 50 seconds after the indoor unit starts or the thermostat comes on (i.e., 10 seconds after the fan motor starts).

The drain pump stops 30 seconds after the indoor unit stops or the thermostat turns off.

·The drain pump repeats a cycle of on for 30 seconds then off for between 50 and 90 seconds as long as the unit is operating. Operation while the unit is off is determined by the difference between the temperature setting and the room temperature.

Float switch operation

·When the float switch turns on for 10 seconds continuously, the thermostat of the indoor unit turns off and the drain pump operates continuously.

·When the float switch stays on for 150 seconds continuously, the drain pump and indoor unit stop and the timer lamp flashes indicating an H21 error.

20

CS-ME7CB1P / CS-ME10CB1P / CS-ME12CB1P / CS-ME14CB1P / CS-ME10CD3P / CS-ME14CD3P

9.5.Auto Restart Control

·if there is a power failure, operation will automatically be restarted when the power is resumed. It will start with the previous operation mode and airflow direction. (Time Delay Safety Control is valid)

1.Control start conditions

<1> The 24-hour timer must not be set. <2> The sleep timer must not be set.

Auto restart control is not available when timer or sleep mode is set.

2.Description of control

<1> In the case of manual operation, the operation mode, temperature setting, fan speed and airflow direction before the power is turned off are restored.

<2> In the case of automatic operation, after the power is restored operation starts with the determination of the mode.

<3> While the air conditioner odour clear timer has been set, the setting is cancelled, and operation is transferred to the mode before the power is turned off.

<4> While the air conditioner odour clear operation (with timer / without timer setting) are being performed, both of these operations are completed, and operation is transferred to the operation mode prior to these operations.

Example: When the power is turned off during an outdoor unit cooling operation

21

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