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TABLE OF CONTENTS

1 Safety Precautions----------------------------------------------- 3
2 Specifications ----------------------------------------------------- 5
2.1. CS-C12HKF CU-C12HKF ------------------------------- 5
3 Features ------------------------------------------------------------- 7
4.1. Product Overview------------------------------------------ 8
5 Dimensions--------------------------------------------------------- 9
5.1. Indoor Unit & Remote Control -------------------------- 9
5.2. Outdoor Unit -----------------------------------------------10
6 Refrigeration Cycle Diagram --------------------------------11
7 Block Diagram----------------------------------------------------12
8 Wiring Connection Diagram ---------------------------------13
8.1. CS-C12HK CU-C12HK----------------------------------13
9 Electronic Circuit Diagram -----------------------------------14
10 Printed Circuit Board-------------------------------------------15
10.1. Indoor Unit--------------------------------------------------15
11 Installation Instruction-----------------------------------------19
11.1. Select The Best Location -------------------------------19
Indoor Unit Outdoor Unit
CS-C12HKF CU-C12HKF
PAGE
11.2. Indoor Unit ------------------------------------------------- 20
11.3. Outdoor Unit----------------------------------------------- 22
12 Operation and Control ---------------------------------------- 25
12.1. Cooling Operation---------------------------------------- 25
12.2. Soft Dry Operation --------------------------------------- 26
12.3. Automatic Operation ------------------------------------ 27
12.4. Indoor Fan Speed Control ----------------------------- 28
12.5. Outdoor Fan Speed Control --------------------------- 29
12.8. Powerful Operation -------------------------------------- 30
12.9. Quiet Operation------------------------------------------- 31
12.10. Timer Control---------------------------------------------- 32
12.11. Random Auto Restart Control ------------------------ 32
12.13. Patrol Operation ------------------------------------------ 33
12.14. e-ion Operation ------------------------------------------- 36
13 Protection Control ---------------------------------------------- 39
© 2007 Panasonic HA Air-Conditioning (M) Sdn. Bhd.
(11969-T). All rights reserved. Unauthorized copying
and distribution is a violation of law.
Order No. MAC0711060C3
Air Conditioner
PAGE

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Summary of Contents for Panasonic CS-C12HKF

  • Page 1: Table Of Contents

    11 Installation Instruction-----------------------------------------19 12.14. e-ion Operation ------------------------------------------- 36 11.1. Select The Best Location -------------------------------19 13 Protection Control ---------------------------------------------- 39 © 2007 Panasonic HA Air-Conditioning (M) Sdn. Bhd. (11969-T). All rights reserved. Unauthorized copying and distribution is a violation of law.
  • Page 2 13.1. Restart Control (Time Delay Safety Control) ------ 39 13.2. 7 Minutes Time Save Control ------------------------- 39 13.3. 60 Seconds Forced Operation ------------------------ 39 13.4. Starting current Control --------------------------------- 39 13.5. Freeze Preventive Control ----------------------------- 39 13.6. Compressor Reverse Rotation Protection Control ------------------------------------------------------ 40 13.7.
  • 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.
  • Page 5: Specifications

    2 Specifications 2.1. CS-C12HKF CU-C12HKF Item Unit Indoor unit Outdoor unit Performance Test Condition Capacity 3.58 - 3.60 BTU/h 12200 - 12300 *kJ/h 12890 - 12960 3.17 - 3.10 BTU/hW 10.8 - 10.6 Noise Level dB (A) High: 39 Low: 29...
  • Page 6 Item Unit Power Source (Phase, Voltage, Cycle) ø Single Single Input power 1.13 1.16 Starting Current 29.5 29.5 Running Current Cooling Maximum Current Power Factor Cooling Power factor means total figure of compressor, indoor fan motor and outdoor fan motor. Power Cord Number of core 3 (1.5mm)
  • Page 7: Features

    3 Features • E-ion Air Purifying System with Patrol Sensor - Active e-ions are released to catch dust particles and bring them back the large positively charged filter - Patrol Sensor color changes to indicate the dirt level in the air •...
  • Page 8: 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 9: Dimensions

    5 Dimensions 5.1. Indoor Unit & Remote Control 5.1.1. CS-C12HK...
  • Page 10: Outdoor Unit

    5.2. Outdoor Unit 5.2.1. CU-C12HK...
  • Page 11: Refrigeration Cycle Diagram

    6 Refrigeration Cycle Diagram...
  • Page 12: Block Diagram

    7 Block Diagram...
  • Page 13: Wiring Connection Diagram

    8 Wiring Connection Diagram 8.1. CS-C12HK CU-C12HK Resistance of Indoor Fan Motor Windings Resistance of Compressor Windings MODEL CU-C12HK MODEL CU-C12HK CONNECTION CWA921181J CONNECTION 2KS210D5BA02 BLUE-YELLOW 390.0 C - R 1.930 YELLOW-RED 394.6 C - S 2.449 Note: Resistance at 25 C of ambient temperature. Note: Resistance at 20 C of ambient temperature.
  • Page 14: Electronic Circuit Diagram

    9 Electronic Circuit Diagram...
  • Page 15: Printed Circuit Board

    10 Printed Circuit Board 10.1. Indoor Unit 10.1.1. Main Printed Circuit Board TOP VIEW...
  • Page 16 BOTTOM VIEW...
  • Page 17 10.1.2. Power Printed Circuit Board TOP VIEW BOTTOM VIEW...
  • Page 18 10.1.3. Indicator TOP VIEW BOTTOM VIEW...
  • Page 19: Installation Instruction

    11 Installation Instruction 11.1. Select The Best Location 11.1.1. Indoor Unit 11.1.3. Indoor/Outdoor Unit Installation • There should not be any heat source or steam near the unit. Diagram • There should not be any obstacles blocking the air circulation. •...
  • Page 20: 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 21 11.2.3.3. For the embedded piping Insert the connecting cable Install the Indoor unit Secure the Indoor Unit Pull out the piping and drain hose How to keep the cover (This can be used for left rear piping & left bottom piping also.)
  • Page 22: Outdoor Unit

    • How to pull the piping and drain hose out, in case of the embedded piping. 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).
  • Page 23 11.3.2.2. Cutting And Flaring The Piping 1. Please cut using pipe cutter and then remove the burrs. 2. Remove the burrs by using reamer. If burrs is not removed, gas leakage may be caused. Turn the piping end down to avoid the metal powder entering the pipe. 3.
  • Page 24 4(A). Checking gas leakage for the left piping (1) * Connect the manifold gauge to the service port of 3-way valve. * Measure the pressure. (2) * Keep it for 5-10 minutes. * Ensure that the pressure indicated on the gauge is the same as that of measured during the first time.
  • Page 25: Operation And Control

    12 Operation and 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 26: 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 27: Automatic Operation

    12.3. Automatic Operation • Automatic operation can be set using remote control. • This operation starts to operate with indoor fan at SLo speed for 20 seconds to judge the intake air temperature. • After judged the temperature, the operation mode is determined by referring to the below standard. •...
  • Page 28: Indoor Fan Speed Control

    12.4. Indoor Fan Speed Control • Indoor Fan Speed can be set using remote control. 12.4.1. Fan Speed Rotation Chart Speed Fan Speed (rpm) CS-C12HKF S Hi 1320 1270 1060 H Lo C Lo S Lo Q Hi 1170 Q Me Q Lo 12.4.2.
  • Page 29: Outdoor Fan Speed Control

    • Auto Fan Speed during cooling operation: 1. Indoor fan will rotate alternately between off and on as shown in below diagram. 2. At the beginning of each compressor start operation, indoor fan will increase fan speed gradually for deodorizing purpose. 3.
  • Page 30: Vertical Airflow Direction Control

    12.6. Vertical Airflow Direction Control 12.6.1. Auto Control • When the vertical airflow direction is set to Auto using the remote control, the louver swings up and down as shown in the diagram. • When stop operation using the remote control, the discharge vent is reset, and stop at the closing position. •...
  • Page 31: Quiet Operation

    12.9. Quiet Operation (For Cooling Operation or cooling region of Soft Dry Operation) • To provide quiet cooling operation condition. • Once the Quiet Mode is set at the remote control, the Quiet Mode LED illuminated. The sound level will reduce around 2 dB(A) for Lo fan speed or 3 dB(A) for Hi/Me fan speed against the present operation sound level.
  • Page 32: Timer Control

    12.10. Timer Control 12.10.1. ON Timer • When the ON Timer is set by using the remote control, the unit will start to operate slightly before the set time, so that the room will reach nearly to the set temperature by the set time. •...
  • Page 33: Patrol Operation

    12.13. Patrol Operation • To monitor air dirtiness level by using Patrol sensor and to maintain air freshness by activates e-ion operation. • Patrol operation start condition - When the unit operation is started with “OFF/ON” button. - When the unit stops, “Patrol” button is pressed, Patrol individual operation will start. - During cooling only operation, “Patrol”...
  • Page 34 • Patrol Sensor Control - First 2 minutes from Patrol function activates is stabilization time, during stabilization time, no air dirtiness level is monitored. The Air Dirtiness level is set to Clean, Patrol LED turns blue color. - After that, Patrol sensor starts to record the resistance value at fixed interval. Higher resistance value indicates cleaner air. - The air dirtiness level is monitored by comparing the current resistance value with maximum resistance value from time to time to get the Air Dirtiness Value.
  • Page 35 • Airflow direction (Horizontal, Vertical) Control - During any operation mode combines with Patrol operation, airflow direction follows respective operation mode. - During Patrol individual operation if e-ion starts, only Auto Air Swing is allowed. Even if “Air Swing” button is pressed, no signal is sent to air conditioner, and no change on LCD display.
  • Page 36: E-Ion Operation

    12.14. e-ion Operation • This operation provides clean air by producing negative ions to attract dust captured at the positively charged e-ion filters. • e-ion operation start condition - During unit running at any operation mode, if “e-ion” button is pressed, combination operation (operation mode + e-ion operation) starts.
  • Page 37 • Airflow direction control - During any operation mode combines with e-ion operation, airflow direction follows respective operation mode. - During e-ion individual operation, only Auto Air Swing is allowed. Even if Air Swing button is pressed, no signal is sent to air conditioner, and no change on LCD display.
  • Page 38 • Error Detection Control When e-ion indicator blink, it indicates error listed below: 1. e-ion AIR PURIFYING SYSTEM PCB main connector open: • Judgment Method - During e-ion operation (include during Patrol operation), e-ion AIR PURIFYING SYSTEM main connector to PCB is opened.
  • Page 39: 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 40: Compressor Reverse Rotation Protection Control

    13.6. 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 41: 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 42: Remote Control Button

    14.3. Remote Control Button 14.3.1. SET BUTTON • To check current remote control transmission code. - Press for more than 10 seconds. • To change the air quality sensor sensitivity: - Press and release with pointer. - Press the Timer Decrement button to select sensitivity: 1.
  • Page 43: 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 to the right.
  • Page 44 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 operation Insufficient refrigerant (gas leakage) Clogged capillary tube or Strainer Short circuit in the indoor unit Heat radiation deficiency of the outdoor unit Inefficient compression...
  • Page 45: Disassembly And Assembly Instructions

    16 Disassembly and Assembly Instructions WARNING High Voltage is generated in the electrical parts area by the capacitor. Ensure that the capacitor has discharged sufficiently before proceeding with repair work. Failure to heed this caution may result in electric shocks. 16.1.
  • Page 47 16.1.3. To remove discharge grille 16.1.4. To remove control board...
  • Page 48 16.1.5. To remove cross flow fan and indoor fan motor...
  • Page 50: Technical Data

    17 Technical Data 17.1. Thermostat Characteristics Cooling Soft Dry...
  • Page 51: Operation Characteristics

    17.2. Operation Characteristics 17.2.1. CS-C12HK CU-C12HK...
  • Page 53: Cooling Capacity Performance Data

    17.3. Cooling Capacity Performance Data 17.3.1. CS-C12HKF Power source : 240V, 50Hz, 1 phase Indoor Air Temperature entering Condenser C (D.B.) Model Power Ambient 25 C 30 C 35 C Source Temp. 3.7494 2.2446 0.9234 3.6000 2.2756 1.0022 3.3894 2.2028 1.0904...
  • Page 55: 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 56 REF. NO. PART NAME & DESCRIPTION QTY. CS-C12HKF CHASSY COMPLETE CWD50C1572 FAN MOTOR, AC 15W SINGLE CWA921181J CROSS FLOW FAN COMPLETE CWH02C1045 BEARING ASS’Y CWH64K007 SCREW - CROSS FLOW FAN CWH551146 ION GENERATOR CWH94C0014 EVAPORATOR CO. CWB30C2370 FLARE NUT (1/4”) CWT251026 FLARE NUT (3/8”) (1/2”)
  • Page 57: 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 58 REF. NO. PART NAME & DESCRIPTION QTY. CU-C12HKF CHASSY ASS’Y CWD50K2088 SOUND PROOF MATERIAL CWG302110 FAN MOTOR BRACKET CWD541030 SCREW - FAN MOTOR BRACKET CWH551217 FAN MOTOR CWA951120J SCREW - FAN MOTOR MOUNT CWH55406J PROPELLER FAN ASS’Y CWH03K1006 NUT - PROPELLER FAN CWH56053J COMPRESSOR (50HZ, 220/240V) 2KS210D5BA02...

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