Panasonic CS-E21EKK User Manual

1 Safety Precautions 3
2 Specification
5
2.1. CS-E18EKK CU-E18EKK
5
2.2. CS-E21EKK CU-E21EKK
7
3 Location of controls and components
9
3.1. Indoor Unit
9
3.2. Outdoor Unit
9
3.3. Remote Control
9
4 Dimension
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
7.1. CS-E18EKK CS-E21EKK
14
7.2. CU-E18EKK CU-E21EKK
15
© 2005 Panasonic HA Air-Conditioning (M) Sdn Bhd
(11969-T). All rights reserved. Unauthorized copying
and distribution is a violation of law.
CS-E18EKK CU-E18EKK
CS-E21EKK CU-E21EKK
8 Printed Circuit Board 16
8.1. Indoor Unit
16
8.2. Outdoor Unit
17
9 Installation Instructions
18
9.1. Select The Best Location
18
9.2. Indoor Unit
19
9.3. Outdoor Unit
23
10 Operation And Control
26
10.1. Basic Function
26
10.2. Protection Control
31
11 Servicing Mode
33
11.1. Auto Switch Operation
33
11.2. Indicator Panel
33
12 Troubleshooting Guide
34
12.1. Refrigeration Cycle System
34
Air Conditioner
CONTENTS
Page Page
Order No: MAC0512116C1

Panasonic CS-E21EKK Specifications

General

Cooling Capacity	2.1 kW
Power Supply	220-240V, 50Hz
Refrigerant	R410A
Weight (Indoor Unit)	8 kg
Mounting	Wall Mounted
Type	Split

Summary

Specifications

2.1. CS-E18EKK CU-E18EKK Specifications

Technical specifications for the CS-E18EKK/CU-E18EKK air conditioner models.

2.2. CS-E21EKK CU-E21EKK Specifications

Technical specifications for the CS-E21EKK/CU-E21EKK air conditioner models.

Refrigeration Cycle Diagram

Wiring Diagrams

7.1. CS-E18EKK CS-E21EKK Wiring

Electrical wiring diagram specific to the CS-E18EKK and CS-E21EKK indoor units.

7.2. CU-E18EKK CU-E21EKK Wiring

Electrical wiring diagram specific to the CU-E18EKK and CU-E21EKK outdoor units.

Printed Circuit Board Layouts

8.1. Indoor Unit PCB Layout

8.2. Outdoor Unit PCB Layout

Installation Instructions

9.1. Location Selection

9.2. Indoor Unit Installation Procedures

Comprehensive steps for mounting the indoor unit, including plate fixing, drilling, wiring, and filter installation.

9.3. Outdoor Unit Installation Procedures

Detailed steps for installing the outdoor unit, connecting piping, and performing system evacuation.

Operation and Control

10.2. Protection Control Mechanisms

Details on various protection systems preventing system damage from abnormal conditions.

Troubleshooting Guide

12.1. Refrigeration Cycle Diagnostics

Diagnosing issues by measuring refrigeration cycle parameters like pressure and temperature.

12.2. Pressure & Current Relationships

12.3. Breakdown Self Diagnosis Function

Using the remote control to access and interpret error codes for self-diagnosis.

12.4. Error Codes Table

A comprehensive list of error codes, their causes, and relevant verification locations.

Disassembly and Assembly Instructions

13.1. Indoor Electronic Controller Removal

13.2. Indoor Fan and Motor Disassembly

13.3. Outdoor Fan and Motor Disassembly

Technical Data

14.1. CS-E18EKK CU-E18EKK Cooling Data

14.2. CS-E21EKK CU-E21EKK Cooling Data

Exploded View and Parts List

15.1. CS-E18EKK CS-E21EKK Exploded View

15.2. CS-E18EKK CS-E21EKK Parts List

15.3. CU-E18EKK CU-E21EKK Exploded View

15.4. CU-E18EKK CU-E21EKK Parts List