Table of Contents
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TABLE OF CONTENTS
1 Safety Precautions----------------------------------------------- 3
2 Specifications ----------------------------------------------------- 5
2.1. CS-PC18HKF CU-PC18HKF --------------------------- 5
2.2. CS-PC24HKF CU-PC24HKF --------------------------- 7
3 Features ------------------------------------------------------------- 9
4 Location of Controls and Components ------------------10
4.1. Product Overview-----------------------------------------10
5 Dimensions--------------------------------------------------------11
5.1. Indoor Unit-------------------------------------------------- 11
5.2. Outdoor Unit -----------------------------------------------12
6 Refrigeration Cycle Diagram --------------------------------14
Indoor Unit
CS-PC18HKF CU-PC18HKF
CS-PC24HKF CU-PC24HKF
PAGE
7 Block Diagram --------------------------------------------------- 15
8 Wiring Connection Diagram--------------------------------- 16
9 Electronic Circuit Diagram----------------------------------- 18
10 Printed Circuit Board ------------------------------------------ 19
10.1. Main Printed Circuit Board----------------------------- 19
10.2. Power Printed Circuit Board--------------------------- 21
10.3. Indicator panel -------------------------------------------- 22
11 Installation Instruction ---------------------------------------- 23
11.1. Select The Best Location ------------------------------ 23
11.2. Indoor Unit ------------------------------------------------- 24
11.3. Outdoor Unit----------------------------------------------- 27
© 2007 Panasonic HA Air-Conditioning (M) Sdn. Bhd.
(11969-T). All rights reserved. Unauthorized copying
and distribution is a violation of law.
Order No. MAC0712072C3
Air Conditioner
Outdoor Unit
PAGE
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Summary of Contents for Panasonic CS-PC18HKF
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Page 1: Table Of Contents
11.1. Select The Best Location ------------------------------ 23 5.2. Outdoor Unit -----------------------------------------------12 11.2. Indoor Unit ------------------------------------------------- 24 6 Refrigeration Cycle Diagram --------------------------------14 11.3. Outdoor Unit----------------------------------------------- 27 © 2007 Panasonic HA Air-Conditioning (M) Sdn. Bhd. (11969-T). All rights reserved. Unauthorized copying and distribution is a violation of law. - Page 2 12 Operation Control----------------------------------------------- 29 12.1. Cooling Operation---------------------------------------- 29 12.2. Soft Dry Operation --------------------------------------- 30 12.3. Automatic Operation------------------------------------- 31 12.4. Indoor Fan Speed Control ----------------------------- 31 12.5. Outdoor Fan Speed Control --------------------------- 33 12.6. Vertical Airflow Direction Control --------------------- 33 12.7. Timer Control---------------------------------------------- 33 12.8.
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Page 3: Safety Precautions
1 Safety Precautions • Read the following “SAFETY PRECAUTIONS” carefully before perform any servicing. • Electrical work must be installed or serviced by a licensed electrician. Be sure to use the correct rating of the power plug and main circuit for the model installed. •... - Page 4 1. Do not install the unit at place where leakage of flammable gas may occur. In case gas leaks and accumulates at surrounding of the unit, it may cause fire. 2. Carry out drainage piping as mentioned in installation instructions. If drainage is not perfect, water may enter the room and damage the furniture.
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Page 5: Cs-Pc18Hkf Cu-Pc18Hkf
Capillary Tube... -
Page 6: Specifications
Item Unit ø Single Power Source (Phase, Voltage, Cycle) 220 - 240 Input Power 1.99 - 2.05 Starting Current Running Current 9.8 - 10.0 Maximum current Power Factor 92 - 85 Power factor means total figure of compressor, indoor fan motor and outdoor fan motor. Number of core 3 (1.5 mm Power Cord... -
Page 7: Cs-Pc24Hkf Cu-Pc24Hkf
2.2. CS-PC24HKF CU-PC24HKF ITEM UNIT INDOOR UNIT OUTDOOR UNIT Performance Test Condition NEW JIS 7.03 - 7.03 Capacity BTU/h 24,000 - 24,000 2.74 - 2.60 BTU/hW 9.34 - 8.89 Noise Level dB (A) High 48 - 49, Low 42 - 42 High 61 - 63 Moisture Removal pt/h... - Page 8 Item Unit ø Single Power Source (Phase, Voltage, Cycle) 220 - 240 Input Power 2.57 - 2.70 Starting Current Running Current 12.5 - 12.8 Maximum current 17.2 Power Factor 93 - 88 Power factor means total figure of compressor, indoor fan motor and outdoor fan motor. Number of core 3 (2.5 mm Power Cord...
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Page 9: Features
3 Features • Long Installation Piping - Long piping up to 25 meter. • Quality Improvement - Random auto restart after power failure for safety restart operation. - Gas leakage detection. - Prevent Compressor reverse cycle. - Inner protector to protect compressor. - Blue coated condenser for high resistance to corrosion. -
Page 10: Location Of Controls And Components
4 Location of Controls and Components 4.1. Product Overview 4.1.1. Indoor Unit 4.1.2. Outdoor Unit 4.1.3. Remote Control... -
Page 11: Dimensions
5 Dimensions 5.1. Indoor Unit... -
Page 12: Outdoor Unit
5.2. Outdoor Unit... -
Page 14: Refrigeration Cycle Diagram
6 Refrigeration Cycle Diagram... -
Page 15: Block Diagram
7 Block Diagram... -
Page 16: Wiring Connection Diagram
8 Wiring Connection Diagram... -
Page 18: Electronic Circuit Diagram
9 Electronic Circuit Diagram... -
Page 19: Printed Circuit Board
10 Printed Circuit Board 10.1. Main Printed Circuit Board... -
Page 21: Power Printed Circuit Board
10.2. Power Printed Circuit Board... -
Page 22: Indicator Panel
10.3. Indicator panel... -
Page 23: Installation Instruction
11 Installation Instruction 11.1. Select The Best Location 11.1.3. Indoor/Outdoor Unit Installation Diagram 11.1.1. Indoor Unit • There should not be any heat source or steam near the unit. • There should not be any obstacles blocking the air circulation. •... -
Page 24: Indoor Unit
11.2. Indoor Unit 11.2.2. To Drill a Hole In The Wall And Install a Sleeve of Piping 11.2.1. How to Fix Installation Plate 1. Insert the piping sleeve to the hole. The mounting wall is strong and solid enough to prevent it from 2. - Page 25 (This can be used for left rear piping and left bottom piping also.)
- Page 26 11.2.4. Connect the Cable to the Indoor Unit 1. The inside and outside connecting cable can be connected without removing the front grille. 2. Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 3 × 2.5 mm flexible cord, type designation 245 IEC 57 or heavier cord.
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Page 27: Outdoor Unit
11.3. Outdoor Unit 11.3.1. Install the Outdoor Unit • After selecting the best location, start installation according to Indoor/Outdoor Unit Installation Diagram. 1. Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut (ø10 mm). 2. When installing at roof, please consider strong wind and earthquake. - Page 28 11.3.3. Air Purging of the Pipings and Indoor Unit 1) Checking a gas leakage 1. Remove the service port caps from both 3-way valves. 2. Connect the Manifold gauge set to the service port of liquid side 3-way valve. 3. Connect the Charging Cylinder to the Manifold gauge set and open the valve of the Cylinder.
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Page 29: Operation Control
12 Operation Control 12.1. Cooling Operation • Cooling operation can be set using remote control. • This operation is applied to cool down the room temperature reaches the setting temperature set on the remote control. • The remote control setting temperature, which takes the reading of intake air temperature sensor, can be adjusted from 16°C to 30°C. -
Page 30: Soft Dry Operation
12.2. Soft Dry Operation • Soft Dry operation can be set using remote control. • Soft Dry operation is applied to dehumidify and to perform a gentle cooling to the room. • This operation starts when the intake air temperature sensor reaches the setting temperature on the remote control. •... -
Page 31: Automatic Operation
• The operation mode judging temperature and standard setting temperature can be increased by 2°C permanently, by open the circuit of JX03 at printed circuit board indoor unit. 12.4. Indoor Fan Speed Control • Indoor Fan Speed can be set using remote control. 12.4.1. Fan Speed Rotation Chart COOL/DRY CS-PC18HKF CS-PC24HKF 1400 1640 1300 1460... - Page 32 12.4.2. Automatic Fan Speed Control • When set to Auto Fan Speed, the fan speed is adjusted between maximum and minimum setting as shown in the table. - Fan speed rotates in the range of Hi, Me and Lo-. - Deodorizing Control will be activated. •...
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Page 33: Outdoor Fan Speed Control
12.4.3. Manual Fan Speed Control • Manual fan speed adjustment can be carried out by using the Fan Speed selection button at the remote control. • There are 3 types of fan speed settings: Lo, Me, Hi. 12.5. Outdoor Fan Speed Control •... -
Page 34: Random Auto Restart Control
12.8. Random Auto Restart Control • If there is a power failure during operation, the air conditioner will automatically restart after 3 to 4 minutes when the power is resumed. • It will start with previous operation mode and airflow direction. •... -
Page 35: Protection Control
13 Protection Control 13.1. Restart Control (Time Delay Safety Control) • When the thermo-off temperature (temperature which compressor stops to operate) is reached during:- - Cooling operation - the compressor stops for 3 minutes (minimum) before resume operation. - Soft Dry operation - the compressor stops for 6 minutes (minimum) before resume operation. •... -
Page 36: Compressor Reverse Rotation Protection Control
13.5. Compressor Reverse Rotation Protection Control • If the compressor is operating continuously for 5 minutes or longer and the temperature difference between intake air and indoor heat exchanger is 2.5°C or less for continuous 2 minutes, compressor will stop and restart automatically. •... -
Page 37: Servicing Mode
14 Servicing Mode 14.1. Auto OFF/ON Button 1. AUTO OPERATION MODE The Auto operation will be activated immediately once the Auto OFF/ON button is pressed. This operation can be use to operate air conditioner with limited function if remote control is misplaced or malfunction. 2. -
Page 38: Remote Control Button
14.2. Remote Control Button 14.2.1. SET BUTTON • To check current remote control transmission code. - Press for more than 10 seconds. - LCD returns to original display if remote control does not operate for 30 seconds. 14.2.2. CLOCK BUTTON •... -
Page 39: Troubleshooting Guide
15 Troubleshooting Guide 15.1. Refrigeration Cycle System In order to diagnose malfunctions, make sure that there are no electrical problems before inspecting the refrigeration cycle. Such problems include insufficient insulation, problem with the power source, malfunction of a compressor and a fan. The normal outlet air temperature and pressure of the refrigeration cycle depends on various conditions, the standard values for them are shown in the table on the right. - Page 40 15.1.1. Relationship between the condition of the air conditioner and pressure and electric current Cooling Mode Condition of the air conditioner Low Pressure High Pressure Electric current during operating Insufficient refrigerant (gas leakage) Clogged capillary tube or Strainer Short circuit in the indoor unit Heat radiation deficiency of the outdoor unit Inefficient compression...
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Page 41: Disassembly And Assembly Instructions
16 Disassembly and Assembly Instructions 16.1. Indoor Electronic Controllers and Control Board Removal Procedures... -
Page 44: Indoor Fan Motor And Cross Flow Fan Removal Procedures
16.2. Indoor Fan Motor and Cross Flow Fan Removal Procedures... -
Page 46: Technical Data
17 Technical Data 17.1. Thermostat Characteristics... -
Page 47: Operation Characteristics
17.2. Operation Characteristics 17.2.1. CS-PC18HKF CU-PC18HKF... - Page 49 17.2.2. CS-PC24HKF CU-PC24HKF...
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Page 51: Fan Performance
17.3. Fan Performance CS-PC18HKF CU-PC18HKF Fan Speed 1450 1330 1150 15.8 14.5 12.5 Indoor /min Air Flow /min Fan Speed 830 - 855 30.3 - 31.3 Outdoor /min Air Flow 1070 - 1100 /min CS-PC24HKF CU-PC24HKF Fan Speed 1640 1460 1310 17.4... - Page 53 CS/CU-PC24HKF...
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Page 54: Sound Data
17.5. Sound Data CS-PC18HKF... - Page 55 CS-PC24HKF...
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Page 56: Exploded View And Replacement Parts List
18 Exploded View and Replacement Parts List 18.1. Indoor Unit Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts. - Page 57 REF. NO. PART NAME & DESCRIPTION QTY. CS-PC18HKF CS-PC24HKF REMARKS CHASSY COMPLETE CWD50C1394 CWD50C1528 ← FAN MOTOR ARW61G8P30AC ← CROSS FLOW FAN COMPLETE CWH02C1010 ← SCREW - CROSS FLOW FAN CWH551146 ← BEARING ASS’Y CWH64K007 EVAPORATOR CWB30C1574 CWB30C1854 ← FLARE NUT (1/4”) CWT251026 FLARE NUT (1/2”) (5/8”)
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Page 58: Outdoor Unit
18.2. Outdoor Unit Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts. - Page 59 REF. NO. PART NAME & DESCRIPTION QTY. CU-PC18HKF REMARKS CHASSY ASS’Y CWD50K2088 SOUND PROOF MATERIAL CWG302410 FAN MOTOR BRACKET CWD541030 SCREW - FAN MOTOR BRACKET CWH551217 FAN MOTOR (AC 30W SINGLE) (AC 66W SINGLE) CWA951120J SCREW - FAN MOTOR MOUNT CWH55406J PROPELLER FAN ASS’Y CWH03K1006...
- Page 60 Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts.
- Page 61 REF. NO. PART NAME & DESCRIPTION QTY. CU-PC24HKF REMARKS CHASSY ASS’Y CWD50K2100 COMPRESSOR 2JS438D3GA02 ANTI - VIBRATION BUSHING CWH50055 NUT - COMPRESSOR UNIT CWH561049 PACKING CWB81043 CONDENSER CWB32C2278 SOUND PROOF BOARD ASS’Y CWH151056 FAN MOTOR BRACKET CWD541065 SCREW - FAN MOTOR BRACKET CWH551217 FAN MOTOR CWA951606...