Panasonic CS-PS9PKV Service Manual
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Panasonic CS-PS9PKV Service Manual

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This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to
service or repair the products dealt with in this service information by anyone else could result in serious injury or death.
In order to avoid frostbit, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit.
CS-PS9PKV
CS-PS12PKV
CS-PS18PKV
CS-PS24PKV
WARNING
PRECAUTION OF LOW TEMPERATURE
Indoor Unit
Caribbean Islands
Trinidad & Tobago
Order No: PAPAMY1307113CE
Outdoor Unit
CU-PS9PKV
CU-PS12PKV
CU-PS18PKV
CU-PS24PKV
Destination
Panama
Columbia
Ecuador
© Panasonic Corporation 2013

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Summary of Contents for Panasonic CS-PS9PKV

  • Page 1 PRECAUTION OF LOW TEMPERATURE In order to avoid frostbit, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit. © Panasonic Corporation 2013...

  • Page 2: Table Of Contents

    CS-PS24PKV CU-PS24PKV ..... 15 14.3 Error Code Table ........64 6. Block Diagram ..........16 14.4 Troubleshooting Flowchart ......65 CS-PS9PKV CU-PS9PKV ......16 15. Disassembly and Assembly Instructions ..87 CS-PS12PKV CU-PS12PKV ..... 17 15.1 CS-PS9/12PKV ..........87 CS-PS18PKV CU-PS18PKV ..... 18 15.2 CS-PS18/24PKV ........91...

  • 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 19. During installation, before run the compressor, confirm the refrigerant pipes are fixed. Operation of compressor without fixing the piping, setting the valves at open condition, a burst may occur and cause injury. 20. During pump down operation, stop the compressor before remove the refrigerant piping. (Removal of refrigeration piping while compressor is operating and valves are opened condition will cause suck-in of air, abnormal high pressure in refrigeration cycle and result in explosion, injury etc.) 21.

  • Page 5: Specification

    2. Specification Indoor CS-PS9PKV CS-PS12PKV Model Outdoor CU-PS9PKV CU-PS12PKV Performance Test Condition Phase, Hz Single, 60 Single, 60 Power Supply Min. Mid. Max. Min. Mid. Max. 0.84 2.54 3.15 0.92 3.06 4.00 Capacity BTU/h 2860 8660 10700 3140 10400 13600...
  • Page 6 Height(I/D / O/D) mm (inch) 290 (11-7/16) / 511 (20-1/8) 290 (11-7/16) / 542 (21-11/32) Dimension Width (I/D / O/D) mm (inch) 870 (34-9/32) / 650 (25-19/32) 870 (34-9/32) / 780 (30-23/32) Depth (I/D / O/D) mm (inch) 214 (8-7/16) / 230 (9-1/16) 214 (8-7/16) / 289 (11-13/32) Weight Net (I/D / O/D)
  • Page 7 Indoor CS-PS18PKV CS-PS24PKV Model Outdoor CU-PS18PKV CU-PS24PKV Performance Test Condition Phase, Hz Single, 60 Single, 60 Power Supply Min. Mid. Max. Min. Mid. Max. 1.10 5.15 6.00 1.12 5.87 6.70 Capacity BTU/h 3750 17600 20500 3820 20000 22800 kJ/h 3960 18540 21600 4030...
  • Page 8 Pipe Diameter (Liquid / Gas) mm (inch) 6.35 (1/4) / 12.70 (1/2) 6.35 (1/4) / 15.88 (5/8) Standard length m (ft) 5.0 (16.4) 5.0 (16.4) Length range (min – max) m (ft) 3 (9.8) ~ 20 (65.6) 3 (9.8) ~ 20 (65.6) I/D &...

  • Page 9: Location Of Controls And Components

    3. Location of Controls and Components Indoor Unit Outdoor Unit Remote Control...

  • Page 10: Dimensions

    4. Dimensions Indoor Unit 4.1.1 CS-PS9PKV CS-PS12PKV...
  • Page 11 4.1.2 CS-PS18PKV CS-PS24PKV...

  • Page 12: Outdoor Unit

    Outdoor Unit 4.2.1 CU-PS9PKV 4.2.2 CU-PS12PKV CU-PS18PKV...
  • Page 13 4.2.3 CU-PS24PKV...

  • Page 14: Refrigeration Cycle Diagram

    5. Refrigeration Cycle Diagram CS-PS9PKV CU-PS9PKV CS-PS12PKV CU-PS12PKV...

  • Page 15: Cs-Ps18Pkv Cu-Ps18Pkv Cs-Ps24Pkv Cu-Ps24Pkv

    CS-PS18PKV CU-PS18PKV CS-PS24PKV CU-PS24PKV...

  • Page 16: Block Diagram

    6. Block Diagram CS-PS9PKV CU-PS9PKV...

  • Page 17: Cs-Ps12Pkv Cu-Ps12Pkv

    CS-PS12PKV CU-PS12PKV...

  • Page 18: Cs-Ps18Pkv Cu-Ps18Pkv

    CS-PS18PKV CU-PS18PKV...

  • Page 19: Cs-Ps24Pkv Cu-Ps24Pkv

    CS-PS24PKV CU-PS24PKV...

  • Page 20: Wiring Connection Diagram

    7. Wiring Connection Diagram Indoor Unit 7.1.1 CS-PS9PKV CS-PS12PKV Resistance of Fan Motor Windings MODEL CS-PS9PKV / CS-PS12PKV CONNECTION CWA921443 YELLOW-BLUE 382.0 Ω RED-YELLOW 226.8 Ω...
  • Page 21 7.1.2 CS-PS18PKV CS-PS24PKV...

  • Page 22: Outdoor Unit

    Outdoor Unit 7.2.1 CU-PS9PKV Resistance of Compressor Windings Resistance of Fan Motor Windings MODEL CU-PS9PKV MODEL CU-PS9PKV CONNECTION 5RS092XCE21 CONNECTION CWA951734 1.152Ω YELLOW-BLUE 338.0 Ω 1.152Ω RED-YELLOW 180.0 Ω 1.152Ω...
  • Page 23 7.2.2 CU-PS12PKV Resistance of Compressor Windings Resistance of Fan Motor Windings MODEL CU-PS12PKV MODEL CU-PS12PKV CONNECTION 5RS092XCD21 CONNECTION CWA951466 1.152Ω YELLOW-BLUE 262.7 Ω 1.152Ω RED-YELLOW 271.0 Ω 1.152Ω...
  • Page 24 7.2.3 CU-PS18PKV Resistance of Compressor Windings MODEL CU-PS18PKV CONNECTION 5RD132XDA21 1.152Ω 1.152Ω 1.152Ω...
  • Page 25 7.2.4 CU-PS24PKV Resistance of Compressor Windings Resistance of Fan Motor Windings MODEL CU-PS24PKV MODEL CU-PS24PKV CONNECTION 5RD132XBA21 CONNECTION CWA951762 1.897Ω YELLOW-BLUE 75.0 Ω 1.907Ω RED-YELLOW 74.0 Ω 1.882Ω...

  • Page 26: Electronic Circuit Diagram

    8. Electronic Circuit Diagram Indoor Unit 8.1.1 CS-PS9PKV CS-PS12PKV...
  • Page 27 8.1.2 CS-PS18PKV CS-PS24PKV...

  • Page 28: Outdoor Unit

    Outdoor Unit 8.2.1 CU-PS9PKV...
  • Page 29 8.2.2 CU-PS12PKV...
  • Page 30 8.2.3 CU-PS18PKV...
  • Page 31 8.2.4 CU-PS24PKV...

  • Page 32: Printed Circuit Board

    9. Printed Circuit Board Indoor Unit 9.1.1 Main Printed Circuit Board 9.1.1.1 CS-PS9PKV CS-PS12PKV...
  • Page 33 9.1.1.2 CS-PS18PKV CS-PS24PKV 9.1.2 Indicator and Receiver Printed Circuit Board...
  • Page 34 9.1.3 Comparator Printed Circuit Board 9.1.4 Human Activity Sensor Printed Circuit Board...

  • Page 35: Outdoor Unit

    Outdoor Unit 9.2.1 Main Printed Circuit Board 9.2.1.1 CU-PS9PKV...
  • Page 36 9.2.1.2 CU-PS12PKV...
  • Page 37 9.2.1.3 CU-PS18PKV...
  • Page 38 9.2.1.4 CU-PS24PKV...
  • Page 39 9.2.2 Noise Filter Printed Circuit Board 9.2.2.1 CU-PS9PKV...

  • Page 40: Installation Instruction

    10. Installation Instruction 10.1 Select the Best Location 10.1.3 Indoor/Outdoor Unit Installation Diagram 10.1.1 Indoor Unit • Do not install the unit in excessive oil fume area such as kitchen, workshop and etc. • There should not be any heat source or steam near the unit.

  • Page 41: Indoor Unit

    10.2 Indoor Unit 10.2.1 How to Fix Installation Plate The mounting wall shall be strong and solid enough to prevent it from the vibration. The center of installation plate should be at more than  at right and left of the wall. The distance from installation plate edge to ceiling should more than .
  • Page 42 10.2.3 Indoor Unit Installation 10.2.3.1 For the right rear piping 10.2.3.2 For the right and right bottom piping 10.2.3.3 For the embedded piping (This can be used for left rear piping and bottom piping also.)

  • Page 43: Connect The Cable To The Indoor Unit

    10.2.4 Connect the Cable to the Indoor Unit The inside and outside connection cable can be connected without removing the front grille. Connection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1.5 mm (1.0 ~ 1.5HP) or 4 x 2.5 mm (2.0 ~ 2.5HP) flexible cord, type designation 245 IEC 57 or heavier cord.
  • Page 44 Note: • Isolating Devices (Disconnecting means) should have minimum 3.0 mm contact gap. • Ensure the colour of wires of outdoor unit and the terminal Nos. are the same to the indoor’s respectively. • Earth wire shall be Yellow/Green (Y/G) in colour and longer than other AC wires as shown in the figure for the electrical safety in case of the slipping out of the cord from the anchorage.

  • Page 45: Outdoor Unit

    10.3 Outdoor Unit 10.3.1 Install the Outdoor Unit • After selecting the best location, start installation to Indoor/Outdoor Unit Installation Diagram. Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut (ø10 mm). When installing at roof, please consider strong wind and earthquake. Please fasten the installation stand firmly with bolt or nails.

  • Page 46: Evacuation Of The Equipment

    10.3.3 Evacuation of the Equipment WHEN INSTALLING AN AIR CONDITIONER, BE SURE TO EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES in the following procedure. Connect a charging hose with a push pin to the Low side of a charging set and the service port of the 3-way valve.

  • Page 47: Connect The Cable To The Outdoor Unit

    10.3.4 Connect the cable to the Outdoor Unit Remove the control board cover from the unit by loosening the screw. Connection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1.5 mm (1.0 ~ 1.5HP) or 4 x 2.5 mm (2.0 ~ 2.5HP) flexible cord, type designation 245 IEC 57 or heavier cord.

  • Page 48: Operation Control

    11. Operation Control 11.1 Basic Function Inverter control, which equipped with a microcomputer in determining the most suitable operation mode as time passes, automatically adjusts output power for maximum comfort always. In order to achieve the suitable operation mode, the microcomputer maintains the set temperature by measuring the temperature of the environment and performing temperature shifting.

  • Page 49: Indoor Fan Motor Operation

    11.2 Indoor Fan Motor Operation 11.2.1 Basic Rotation Speed • Manual Fan Speed Fan motor’s number of rotation is determined according to remote control setting. Remote control ○ ○ ○ ○ ○ • Auto Fan Speed According to room temperature and setting temperature, indoor fan speed is determined automatically. The indoor fan will operate according to pattern below.

  • Page 50: Airflow Direction

    11.4 Airflow Direction • There are two types of airflow, vertical airflow (directed by horizontal vane) and horizontal airflow (directed by vertical vanes). • Control of airflow direction can be automatic (angles of direction is determined by operation mode, heat exchanger temperature and intake air temperature) and manual (angles of direction can be adjusted using remote control).

  • Page 51: Random Auto Restart Control

    11.5.2 OFF Timer Control OFF timer can be set using remote control, where the unit with timer set will stop at set OFF time. Notes: By pressing ON/OFF operation button, the ON Timer or OFF Timer setting will not be cancelled. To cancel the previous timer setting, press CANCEL button.

  • Page 52: Econavi & Auto Comfort

    11.8 ECONAVI & AUTO COMFORT Operation • A Pyroelectric infrared sensor is used to detect injection strength variation of infrared at setting area to determine the presence or absence of human and its activity level. Human detection area is shown in figure below: •...
  • Page 53 • ECONAVI & AUTO COMFORT Demo Mode  To enable ECO DEMO mode, during unit is OFF (power standby):  To disable ECO Demo MODE: • Transmit ECO Demo signal again. Control details: • During ECONAVI & AUTO COMFORT Demo mode, operation LED ON and horizontal vane will set to Auto Swing.
  • Page 54 • Timer Operation  When unit is turn on by ON Timer and ECONAVI & AUTO COMFORT operation is ON during previous operation before OFF, ECONAVI & AUTO COMFORT operation will not be ON automatically.  When unit is turn on by ON Timer and ECONAVI & AUTO COMFORT operation is OFF during previous operation before OFF, ECONAVI &...
  • Page 55 (2) Control ending condition. When any of the conditions are formed  Operation stops.  “Timer Cancel” button pressed.  When ECONAVI & AUTO COMFORT sensor check mode signal is not received for more than 30 seconds. (3) Control content. ...

  • Page 56: Protection Control

    12. Protection Control 12.1 Restart Control (Time Delay Safety Control) • The compressor will not turn on within 3 minutes from the moment operation stops, although the unit is turned on again by pressing OFF/ON button at remote control within this period. •...

  • Page 57: Low Pressure Prevention Control (Gas Leakage Detection)

    12.5 Low Pressure Prevention Control (Gas Leakage Detection) • Control start conditions For 5 minutes, the compressor continuously operates and outdoor total current is between 0.65A and 1.65A. During Cooling and Soft Dry operation: Indoor suction temperature – indoor piping temperature is below 4°C •...

  • Page 58: Cooling Overload Control

    12.10 Cooling Overload Control • Pipe temperature limitation / restriction. Detects the outdoor pipe temperature and carry out restriction / limitation below (Limit the compressor operation frequency) The compressor stops if outdoor pipe temperature exceeds 61°C. If the compressor stops 4 times in 20 minutes, Timer LED blinks (“F95” indicated: Outdoor high pressure rise protection) 12.11 Freeze Prevention Control •...

  • Page 59: Servicing Mode

    13. Servicing Mode 13.1 Auto Off/On Button Auto OFF/ON Auto OFF/ON Button Pressed Button Pressed 5 sec Auto Operation Test Run Operation Stop (Forced Cooling Operation) AUTO OPERATION MODE The Auto Operation will be activated immediately once the Auto OFF/ON button is pressed. This operation can be used to operate air conditioner with limited function if remote control is misplaced or malfunction.

  • Page 60: Remote Control Button

    13.2 Remote Control Button 13.2.1 SET Button • To check remote control transmission code and store the transmission code to EEPROM Press “Set” button for more than 10 seconds by using pointer Press “Timer Set” button unit a “beep” sound is heard as confirmation of transmission code change. 13.2.2 RESET (RC) Button •...

  • Page 61: Troubleshooting Guide

    14. Troubleshooting Guide 14.1 Refrigeration Cycle System In order to diagnose malfunctions, ensure the air conditioner is free Normal Pressure and Outlet Air Temperature (Standard) from electrical problems before inspecting the refrigeration cycle. Gas Pressure Outlet air Temperature Such problems include insufficient insulation, problem with the (kg/cm (°C) power source, malfunction of a compressor and a fan.
  • Page 62 14.1.1 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 ...

  • Page 63: Breakdown Self Diagnosis Function

    14.2 Breakdown Self Diagnosis Function 14.2.1 Self Diagnosis Function (Three Digits Alphanumeric Code) • Once error occurred during operation, the unit will stop its operation, and Timer LED blinks. • Although Timer LED goes off when power supply is turned off, if the unit is operated under a breakdown condition, the LED will ON again.

  • Page 64: Error Code Table

    14.3 Error Code Table Diagnosis Emergency Abnormality / Protection control Abnormality Judgment Primary location to verify display Operation No abnormality detected Normal operation Indoor / Outdoor abnormal > 1 min after starting Indoor fan operation • Internal / external cable connection communication operation only...

  • Page 65: Troubleshooting Flowchart

    14.4 Troubleshooting Flowchart 14.4.1 H11 (Indoor/Outdoor Abnormal Communication) Malfunction Decision Conditions • During startup and operation of cooling and heating, the data received from outdoor unit in indoor unit signal transmission is checked whether it is normal. Malfunction Caused • Faulty indoor unit PCB.
  • Page 66 14.4.2 H12 (Indoor/Outdoor Capacity Rank Mismatched) Malfunction Decision Conditions • During startup, error code appears when different types of indoor and outdoor units are interconnected. Malfunction Caused • Wrong models interconnected. • Wrong indoor unit or outdoor unit PCBs mounted. •...
  • Page 67 14.4.3 H14 (Indoor Intake Air Temperature Sensor Abnormality) Malfunction Decision Conditions • During startup and operation of cooling and heating, the temperatures detected by the indoor intake air temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. •...
  • Page 68 14.4.4 H15 (Compressor Temperature Sensor Abnormality) Malfunction Decision Conditions • During startup and operation of cooling and heating, the temperatures detected by the outdoor compressor temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. • Faulty sensor.
  • Page 69 14.4.5 H16 (Outdoor Current Transformer Open Circuit) Malfunction Decision Conditions • A current transformer (CT) is detected by checking the compressor running frequency (≥ rated frequency) and CT detected input current (less than 1.14A) for continuously 20 seconds. Malfunction Caused •...
  • Page 70 14.4.6 H19 (Indoor Fan Motor – DC Motor Mechanism Locked) Malfunction Decision Conditions • The rotation speed detected by the Hall IC during fan motor operation is used to determine abnormal fan motor (feedback of rotation > 2550rpm or < 50rpm) Malfunction Caused •...
  • Page 71 14.4.7 H23 (Indoor Pipe Temperature Sensor Abnormality) Malfunction Decision Conditions • During startup and operation of cooling and heating, the temperatures detected by the indoor heat exchanger temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. •...
  • Page 72 14.4.8 H27 (Outdoor Air Temperature Sensor Abnormality) Malfunction Decision Conditions • During startup and operation of cooling and heating, the temperatures detected by the outdoor air temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. •...
  • Page 73 14.4.9 H28 (Outdoor Pipe Temperature Sensor Abnormality) Malfunction Decision Conditions • During startup and operation of cooling and heating, the temperatures detected by the outdoor pipe temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. •...
  • Page 74 14.4.10 H33 (Unspecified Voltage between Indoor and Outdoor) Malfunction Decision Conditions • The supply power is detected for its requirement by the indoor/outdoor transmission. Malfunction Caused • Wrong models interconnected. • Wrong indoor unit and outdoor unit PCBs used. • Indoor unit or outdoor unit PCB defective.
  • Page 75 14.4.11 H97 (Outdoor Fan Motor – DC Motor Mechanism Locked) Malfunction Decision Conditions • The rotation speed detected by the Hall IC during fan motor operation is used to determine abnormal fan motor. Malfunction Caused • Operation stops due to short circuit inside the fan motor winding. •...
  • Page 76 14.4.12 H98 (Indoor High Pressure Protection) Error Code will not display (no Timer LED blinking) but store in EEPROM Malfunction Decision Conditions • During heating operation, the temperature detected by the indoor pipe temperature sensor is above 60°C. Malfunction Caused •...
  • Page 77 14.4.13 H99 (Indoor Freeze Prevention Protection: Cooling or Soft Dry) Malfunction Decision Conditions • Freeze prevention control takes place (when indoor pipe temperature is lower than 2°C) Malfunction Caused • Clogged air filter of the indoor unit • Dust accumulation on the indoor unit heat exchanger •...
  • Page 78 14.4.14 F11 (Indoor Pipe Temperature Sensor Abnormality) Malfunction Decision Conditions • When cooling operation, when indoor pipe temperature or indoor heat exchanger temperature sensor is above 45°C. Malfunction Caused • Faulty connector connection. • Faulty indoor pipe temperature sensor. • Faulty indoor main PCB.
  • Page 79 14.4.15 F90 (Power Factor Correction Protection) Malfunction Decision Conditions • During startup and operation of cooling and heating, when Power Factor Correction (PFC) protection circuitry at the outdoor unit main PCB senses abnormal high DC voltage level. Malfunction Caused • DC voltage peak due to power supply surge.
  • Page 80 14.4.16 F91 (Refrigeration Cycle Abnormality) Malfunction Decision Conditions • During cooling, compressor frequency = Fcmax. • During cooling and heating operation, running current: 0.65A < I < 1.65A. • During cooling, indoor intake - indoor pipe < 4°C. Malfunction Caused •...
  • Page 81 14.4.17 F93 (Compressor Rotation Failure) Malfunction Decision Conditions A compressor rotation failure is detected by checking the compressor running condition through the position detection circuit. Malfunction Caused • Compressor terminal disconnect • Outdoor PCB malfunction Troubleshooting...
  • Page 82 14.4.18 F95 (Cooling High Pressure Abnormality) Malfunction Decision Conditions During operation of cooling, when outdoor unit heat exchanger high temperature data (61°C) is detected by the outdoor pipe temperature sensor. Malfunction Caused • Outdoor pipe temperature rise due to short circuit of hot discharge air flow. •...
  • Page 83 14.4.19 F96 (IPM Overheating) Malfunction Decision Conditions During operating of cooling and heating, when IPM temperature data (100°C) is detected by the IPM temperature sensor. Malfunction Caused • IPM overheats due to short circuit of hot discharge air flow. • IPM overheats due to defective of outdoor fan motor.
  • Page 84 14.4.20 F97 (Compressor Overheating) Malfunction Decision Conditions During operation of cooling and heating, when compressor tank temperature data (112°C) is detected by the compressor tank temperature sensor. Malfunction Caused • Refrigerant shortage (refrigerant leakage). • 2/3 way valve closed. • Detection error due to faulty compressor tank temperature sensor.
  • Page 85 14.4.21 F98 (Input Over Current Detection) Malfunction Decision Conditions During cooling and heating operation, when an input over-current (X value in Total Running Current Control) is detected by checking the input current value being detected by current transformer (CT) with the compressor running. Malfunction Caused •...

  • Page 86: Troubleshooting

    14.4.22 F99 (Output Over Current Detection) Malfunction Decision Conditions During operation of cooling and heating, when an output over-current (18.5A) is detected by checking the current that flows in the inverter DC peak sensing circuitry. Malfunction Caused • DC peak due to compressor failure. •...

  • Page 87: Disassembly And Assembly Instructions

    15. 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. 15.1 CS-PS9/12PKV 15.1.1 Indoor Electronic Controllers, Cross Flow Fan and Indoor Fan Motor Removal Procedures...
  • Page 88 Figure 3 Figure 4 15.1.3 To remove discharge grille Pull out to remove the drain hose from the discharge grille Then pull the discharge grille downward gently to dismantle it Figure 5...

  • Page 89: To Remove Cross Flow Fan And Indoor Fan Motor

    15.1.4 To remove control board Remove 4 screws holding the control board then pull out the control board. Figure 6 15.1.5 To remove cross flow fan and indoor fan motor Remove the screw that holding the cross flow fan and fan motor axis.
  • Page 90 Push the holdfast to the left and lift up the evaporator. Evaporator Remove the cross flow fan from the unit Fan motor can be removed after the by pulling it to the left and downward. removal of cross flow fan. Reminder: To reinstall the fan motor, adjust the fan motor connector to 45°...

  • Page 91: Cs-Ps18/24Pkv

    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. 15.2 CS-PS18/24PKV 15.2.1 Indoor Electronic Controllers, Cross Flow Fan and Indoor Fan Motor Removal Procedures 15.2.1.1 To remove front grille...
  • Page 92 Figure 13 Figure 14 15.2.3 To remove discharge grille Figure 15 15.2.4 To remove control board Figure 16...
  • Page 93 15.2.5 To remove cross flow fan and indoor fan motor Figure 17 Figure 18 Figure 19...
  • Page 94 Figure 20...

  • Page 95: Technical Data

    16. Technical Data 16.1 Operation Characteristics 16.1.1 CS-PS9PKV CU-PS9PKV • Cooling Characteristic Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 7.5m Compressor Frequency = Fc 16.000 15.800 15.600 15.400 15.200 15.000 14.800 14.600 14.400 14.200 Outdoor Air Temperature (°C)
  • Page 96 • Piping Length Characteristic Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Outdoor temperature: 35°C (DBT), 24°C (WBT) Compressor Frequency = Fc 15.300 15.200 15.100 15.000 14.900 14.800 Piping Length (m) 2.700 2.600 2.500 2.400 Piping Length (m) 3.420 3.400 3.380...
  • Page 97 16.1.2 CS-PS12PKV CU-PS12PKV • Cooling Characteristic Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 7.5m Compressor Frequency = Fc 17.000 16.500 16.000 15.500 15.000 14.500 Outdoor Air Temperature (°C) 3.300 3.200 3.100 3.000 2.900 2.800 2.700 2.600 Outdoor Air Temperature (°C)
  • Page 98 • Piping Length Characteristic Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Outdoor temperature: 35°C (DBT), 24°C (WBT) Compressor Frequency = Fc 15.900 15.800 15.700 15.600 15.500 15.400 Piping Length (m) 3.200 3.150 3.100 3.050 3.000 2.950 2.900 Piping Length (m) 4.020...
  • Page 99 16.1.3 CS-PS18PKV CU-PS18PKV • Cooling Characteristic Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: Compressor Frequency = Fc 15.500 15.300 15.100 14.900 14.700 14.500 Outdoor Air Temperature (°C) 5.500 5.300 5.100 4.900 4.700 4.500 Outdoor Air Temperature (°C) 8.200 8.000 7.800...
  • Page 100 • Piping Length Characteristic Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Outdoor temperature: 35°C (DBT), 24°C (WBT) Compressor Frequency = Fc 15.400 15.200 15.000 14.800 14.600 Piping Length (m) 5.200 5.150 5.100 5.050 5.000 4.950 Piping Length (m) 7.100 7.000 6.900...
  • Page 101 16.1.4 CS-PS24PKV CU-PS24PKV • Cooling Characteristic Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: Compressor Frequency = Fc 16.200 16.000 15.800 15.600 15.400 15.200 Outdoor Air Temperature (°C) 6.200 6.000 5.800 5.600 5.400 5.200 Outdoor Air Temperature (°C) 10.000 9.500 9.000...
  • Page 102 • Piping Length Characteristic Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Outdoor temperature: 35°C (DBT), 24°C (WBT) Compressor Frequency = Fc 16.000 15.900 15.800 15.700 15.600 15.500 15.400 Piping Length (m) 6.000 5.900 5.800 5.700 5.600 Piping Length (m) 8.600 8.500...

  • Page 103: Exploded View And Replacement Parts List

    17. Exploded View and Replacement Parts List 17.1 Indoor Unit 17.1.1 CS-PS9PKV CS-PS12PKV 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 104 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CS-PS9PKV CS-PS12PKV REMARK CHASSIS COMPLETE CWD50C1653 ← FAN MOTOR CWA921443 ← CROSS FLOW FAN COMPLETE CWH02C1076 ← BEARING ASS'Y CWH64K007 ← SCREW - CROSS FLOW FAN CWH551146 ← EVAPORATOR CWB30C4506 CWB30C4587 FLARE NUT (LIQUID) CWT251030 ←...
  • Page 105 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CS-PS9PKV CS-PS12PKV REMARK C.C. CASE CWG569891 CWG569892 POWER SUPPLY CORD CWA20C3054 ← (Note) • All parts are supplied from PAPAMY, Malaysia (Vendor Code: 00029488). • “O” marked parts are recommended to be kept in stock.
  • Page 106 17.1.2 CS-PS18PKV CS-PS24PKV 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 107 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CS-PS18PKV CS-PS24PKV REMARK CHASSIS COMPLETE CWD50C1654 ← FAN MOTOR ARW7628AC ← CROSS FLOW FAN COMPLETE CWH02C1077 ← BEARING ASS'Y CWH64K007 ← SCREW - CROSS FLOW FAN CWH551146 ← EVAPORATOR CWB30C4391 CWB30C4586 FLARE NUT (LIQUID) CWT251030 ←...
  • Page 108 SAFETY REF. NO. PART NAME & DESCRIPTION QTY. CS-PS18PKV CS-PS24PKV REMARK C.C. CASE CWG569893 CWG569894 POWER SUPPLY CORD CWA20C2851 CWA20C2853 (Note) • All parts are supplied from PAPAMY, Malaysia (Vendor Code: 00029488). “O” marked parts are recommended to be kept in stock.

  • Page 109: Outdoor Unit

    17.2 Outdoor Unit 17.2.1 CU-PS9PKV 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 110 SAFETY REF. NO. DESCRIPTION & NAME CU-PS9PKV REMARK CHASSIS ASS’Y CWD50K2107 ANTI-VIBRATION BUSHING CWH50077 COMPRESSOR 5RS092XCE21 NUT - COMPRESSOR MOUNT CWH56000J SOUND PROOF MATERIAL CWG302478 SOUND PROOF MATERIAL CWG302532 FAN MOTOR BRACKET CWD541074 FAN MOTOR CWA951734 SCREW - FAN MOTOR BRACKET CWH551217 SCREW - FAN MOTOR MOUNT CWH55252J...
  • Page 111 17.2.2 CU-PS12PKV 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 112 SAFETY REF. NO. DESCRIPTION & NAME CU-PS12PKV REMARK CHASSIS ASS’Y CWD50K2071 ANTI-VIBRATION BUSHING CWH50077 COMPRESSOR 5RS092XCD21 NUT - COMPRESSOR MOUNT CWH56000J SOUND PROOF MATERIAL CWG302431 FAN MOTOR BRACKET CWD541030 FAN MOTOR CWA951466 SCREW - FAN MOTOR BRACKET CWH551217 SCREW - FAN MOTOR MOUNT CWH55406J PROPELLER FAN ASSY CWH03K1010...
  • Page 113 17.2.3 CU-PS18PKV 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 114 SAFETY REF. NO. DESCRIPTION & NAME CU-PS18PKV REMARK CHASSIS ASS’Y CWD50K2071 ANTI-VIBRATION BUSHING CWH50077 COMPRESSOR 5RD132XDA21 NUT - COMPRESSOR MOUNT CWH56000J SOUND PROOF MATERIAL CWG302707 FAN MOTOR BRACKET CWD541089 FAN MOTOR ARS6411AC SCREW - FAN MOTOR BRACKET CWH551217 SCREW - FAN MOTOR MOUNT CWH55252J PROPELLER FAN ASSY CWH03K1010...
  • Page 115 17.2.4 CU-PS24PKV Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service part.
  • Page 116 SAFETY REF. NO. DESCRIPTION & NAME CU-PS24PKV REMARK CHASSIS ASS’Y CWD52K1249 ANTI-VIBRATION BUSHING CWH50077 COMPRESSOR 5RD132XBA21 NUT - COMPRESSOR MOUNT CWH56000J SOUND PROOF MATERIAL CWG302624 FAN MOTOR BRACKET CWD541154 FAN MOTOR CWA951762 SCREW - FAN MOTOR BRACKET CWH551217 SCREW - FAN MOTOR MOUNT CWH55252J PROPELLER FAN ASSY CWH03K1017...

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