Panasonic CS-V18DKE Service Manual

Panasonic CS-V18DKE Service Manual

Air conditioner
Table of Contents

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Summary of Contents for Panasonic CS-V18DKE

  • Page 1: Table Of Contents

    5 Refrigeration Cycle Diagram 8.11. Ionizer Operation 6 Block Diagram 8.12. Timer Control 7 Wiring Diagram 8.13. Random Auto Restart Control © 2004 Panasonic HA Air-Conditioning (M) Sdn Bhd (11969-T). All rights reserved. Unauthorized copying and distribution is a violation of law.
  • Page 2: Features

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 8.14. Remote Control Signal Receiving Sound 13.3. Diagnosis Methods Of A Malfunction Of A Compressor 9 Operating Instructions And 4-way Valve 10 Installation Instructions 14 Technical Data 10.1. Safety Precautions 14.1. Thermostat Characteristics 14.2. Sensible Capacity Chart 10.2.
  • Page 3: Functions

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 2 Functions 2.1. Remote Control TEMP OFF ON MODE QUIET POWERFUL AIR SWING FAN SPEED CANCEL TIMER RESET CL OCK OFF / ON I TEMP. Operation Start / Stop Room Temperature Setting Cooling, Soft Dry Operation.
  • Page 4: Indoor Unit

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 2.2. Indoor Unit AUTO OFF / ON Automatic Operation Button Quiet Operation • Press for < 5 second to operate Automatic • To provide quiet operation. operation mode. Used when the remote control cannot be used.
  • Page 5: Outdoor Unit

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 2.3. Outdoor Unit Compressor Reverse Rotation Protection Control • To protect compressor from reverse rotation when there is a instantaneous power failure. Overload Protector • Inner protector. 60 Secs. Forced Operation Control • Once the compressor is activated, it does not stop within the first 60 secs.
  • Page 6: Product Specifications

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 3 Product Specifications 3.1. CS-V18DKE CU-V18DKE Unit CS-V18DKE CU-V18DKE Power Source (Phase, Voltage, Cycle) ø, V, Hz Single, 230, 50 Cooling Capacity kW (BTU/h) 5.30 (18,100) Moisture Removal l/h (Pint/h) 2.9 (6.1) Airflow Method OUTLET...
  • Page 7 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE Unit CS-V18DKE CU-V18DKE Refrigerant Control Device — Capillary Tube Refrigeration Oil — FV50S (670) Refrigerant (R410A) g (oz) — 1,340 (47.3) Thermostat Electronic Control — Protection Device — Inner Protector Capillary Tube Length — Flow Rate l/min —...
  • Page 8: Cs-V24Dke Cu-V24Dke

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 3.2. CS-V24DKE CU-V24DKE Unit CS-V24DKE CU-V24DKE Power Source (Phase, Voltage, Cycle) ø, V, Hz Single, 230, 50 Cooling Capacity kW (BTU/h) 7.03 (24,000) Moisture Removal l/h (Pint/h) 4.0 (8.5) Airflow Method OUTLET SIDE VIEW TOP VIEW...
  • Page 9 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE Unit CS-V24DKE CU-V24DKE Thermostat Electronic Control Mechanical Control Protection Device — Inner Protector Capillary Tube Length — Flow Rate l/min — 23.5 Inner Diameter — Air Filter Material P.P. — Style Honeycomb Capacity Control Capillary Tube Compressor Capacitor µF, VAC...
  • Page 10: Dimensions

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 4 Dimensions 4.1. Indoor Unit & Remote Control 4.1.1. CS-V18DKE CS-V24DKE...
  • Page 11: Outdoor Unit

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 4.2. Outdoor Unit 4.2.1. CU-V18DKE CU-V24DKE...
  • Page 12: Refrigeration Cycle Diagram

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 5 Refrigeration Cycle Diagram...
  • Page 13: Block Diagram

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 6 Block Diagram...
  • Page 14: Wiring Diagram

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 7 Wiring Diagram...
  • Page 15 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE...
  • Page 16: Operation Details

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 8 Operation Details 8.1. 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.
  • Page 17: Soft Dry Operation

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 8.2. 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 18: Automatic Operation

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 8.3. 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 19: Minutes Time Save Control

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 8.4.3. 7 Minutes Time Save Control • The compressor will start automatically if it has stopped for 7 minutes and the intake air temperature falls between the compressor ON temperature (A) and compressor OFF temperature (B) during the period.
  • Page 20: Indoor Fan Speed Control

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 8.4.7. Anti-Dew Formation Control • Purpose is to prevent dew formation on indoor unit air discharge area. • The following conditions occur for 30 minutes continuously, anti-dew formation will activate: − Remote Control setting temperature is less than 25°C.
  • Page 21 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 8.5.2. 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, and Me and Lo-.
  • Page 22: Outdoor Fan Speed Control

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE • Auto Fan Speed during Soft Dry operation: 1. Indoor fan will rotate alternately between off and Lo-. 2. At the beginning of each compressor start operation, indoor fan will increase fan speed gradually for deodorizing purpose.
  • Page 23: Horizontal Airflow Direction Control

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 8.7.2. Manual Control Cooling and Soft Dry Operation • When the vertical airflow direction is set to Manual using the remote control, the automatic airflow is released and the airflow direction louver move up and down in the range shown in the diagram.
  • Page 24: Powerful Operation

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 8.9. Powerful Operation • The Powerful operation is to achieve the setting temperature quickly. (Cooling and Soft Dry Operation condition) • When Powerful operation is set, the setting temperature will be automatically decreased 3°C internally against the present setting temperature (Lower temperature limit: 16°C).
  • Page 25: Ionizer Operation

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE • Auto Fan Speed:- • Quiet operation stops when:- − Quiet/Powerful button is pressed again. − Stopped by OFF/ON operation button. − Timer OFF activates. 8.11. Ionizer Operation • The Ionizer operation is to provide fresh air effect to user by producing minus ion in discharge air.
  • Page 26: Timer Control

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 2. Operation mode & Ionizer operation. a. When air-conditioner unit is at “ON” condition and ION operation button at the remote control is pressed, the Ionizer operation will turn on. ION & Power LED will illuminate. (3 → 4) b.
  • Page 27: Random Auto Restart Control

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 8.13. 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 28: Operating Instructions

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 9 Operating Instructions Thank you for purchasing Panasonic Air Conditioner SAFETY PRECAUTIONS I Definition To prevent personal injury, injury to others and property Installation Precautions Installation Precautions damage, the following instructions must be Warning followed.
  • Page 29 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE Note: The illustrations in this manual are for explanation purposes only and may differ from the actual unit. It is subjected to change without notice for future improvement. PRODUCT OVERVIEW I About Remote Control Preparation...
  • Page 30: Operation Modes

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE HOW TO OPERATE I Operation Details Auto, Cool, Auto, Cool, Dr y Dr y AUTO - Automatic Operation • The unit will automatically select the operation mode according to the room temperature. • Once the operation mode is...
  • Page 31 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE HOW TO OPERATE I Operations Details Powerful, Powerful, Quiet, Quiet, Ion, Fan Speed, Ion, Fan Speed, POWERFUL • To achieve setting temperature Air Swing Air Swing quickly. It will operate for 15 minutes and return to the previous setting.
  • Page 32 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE HOW TO OPERATE I Operation Details Timer Timer TIMER • Use the ON timer to turn on the air conditioner at the desired time. This will give you a cooling environment, e.g. when you return from work or wake up.
  • Page 33 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE CARE & CLEANING I Washing Instructions • Do not use benzene, thinner or Switch off the power supply Switch off the power supply scouring powder. before cleaning before cleaning • Use soaps or neutral household ≃...
  • Page 34: Installation Instructions

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 10 Installation Instructions Required tools for Installation Works 1. Philips screw driver 5. Spanner 9. Gas leak detector 13. Multimeter 2. Level gauge 6. Pipe cutter 10. Measuring tape 14. Torque wrench 18 N.m (1.8 kgf.m) 55 N.m (5.5 kgf.m)
  • Page 35 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE CAUTION 1. This equipment must be earthed. It may cause electrical shock if grounding is not perfect. 2. 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.
  • Page 36 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE Attached accessories Indoor/Outdoor Unit Installation Diagram Applicable piping kit CZ-4F5, 7, 10BP (V18DK, W18DK) CZ-52F5, 7, 10BP (V24DK, W24DK) Select the best location INDOOR UNIT • There should not be any heat source or steam near the unit.
  • Page 37: Indoor Unit

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 10.2. Indoor Unit 10.2.1. SELECT THE BEST LOCATION 10.2.3. TO DRILL A HOLE IN THE WALL (Refer to “Select the best location” AND INSTALL A SLEEVE OF section) PIPING 1. Insert the piping sleeve to the hole.
  • Page 38 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 3. For the embedded piping (This can be used for left rear piping & left bottom piping also.)
  • Page 39 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 10.2.5. 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 (V18DK, V24DK) or 5 ×...
  • Page 40 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE INSTALLATION OF SUPER ALLERU-BUSTER FILTER 1. Open the front panel. 2. Remove the air filter. 3. Remove Supersonic air purifying device. 4. Open the Supersonic air purifying device frame. 5. Insert the super alleru-buster filter and close the Supersonic air purifying device frame as show in illustration at right.
  • Page 41: Outdoor Unit

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 10.3. Outdoor Unit 10.3.1. SELECT THE BEST LOCATION (Refer to “Select the best location” section) 10.3.2. 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.
  • Page 42: Connect The Cable To The Outdoor Unit

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 10.3.4. EVACUATION OF THE EQUIPMENT (FOR EUROPE & OCEANIA DESTINATION) WHEN INSTALLING AN AIR CONDITIONER, BE SURE TO EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES in the following procedure. 1. Connect a charging hose with a push pin to the Low and High side of a charging set and the service port of the 3-way valve.
  • Page 43: Pipe Insulation

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 10.3.6. PIPE INSULATION 1. Please carry out insulation at pipe connection portion as mentioned in Indoor/Outdoor Unit Installation Diagram. Please wrap the insulated piping end to prevent water from going inside the piping. 2. If drain hose or connecting piping is in the room (where dew may form), please increase the insulation by using POLY-E FOAM with thickness 6 mm or above.
  • Page 44: Installation And Servicing Air Conditioner Using R410A

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 11 Installation And Servicing Air Conditioner Using R410A 11.1. Outline 11.1.1. About R410A Refrigerant 1. Converting air conditioners to R410A Since it was declared in1974 that chlorofluorocarbons (CFC), hydro chlorofluorocarbons (HCFC) and other substances pose a destructive danger to the ozone layer in the earth´s upper stratosphere (20 to 40 km above the earth), measures have been...
  • Page 45: Tools For Installing/Servicing Refrigerant Piping

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE d. R410A refrigerating machine oil Conventionally, mineral oil or a synthetic oil such as alkylbenzene has been used for R22 refrigerating machine oil. Because of the poor compatibility between R410A and conventional oils like mineral oil, however, there is a tendency for the refrigerating machine oil to collect in the refrigerating cycle.
  • Page 46: R410A Tools

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 11.2.2. R410A Tools 1. Copper tube gauge for clearance adjustment (used when flaring with the conventional flaring tool (clutch type)) • This gauge makes it easy to set the clearance for the copper tube to 1.0-1.5 mm from the clamp bar of the flaring tool.
  • Page 47 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 5. Charging hose • The pressure resistance of the charging hose has been raised to match the higher pressure of R410A. The hose material has also been changed to suit HFC use, and the size of the fitting has been changed to match the manifold ports.
  • Page 48 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 8. Electronic scale for refrigerant charging • Because of the high pressure and fast vaporizing speed of R410A, the refrigerant cannot be held in a liquid phase inside the charging cylinder when charging is done using the charging cylinder method, causing bubbles to form in the measurement scale glass and making it difficult to see the reading.
  • Page 49: Refrigerant Piping Work

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 11.3. Refrigerant Piping Work 11.3.1. Piping Materials It is recommended that you use copper and copper alloy jointless pipes with a maximum oil adherence of 40 mg/10m. Do not use pipes that are crushed, deformed, or discolored (especially the inside surface). If these inferior pipes are used, impurities may clog the expansion valves or capillaries.
  • Page 50 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE Table 11 R410A flaring dimensions Nominal Outside Wall thickness A (mm) diameter diameter (mm) R410A flaring Conventional flaring tool (mm) tool, clutch type Clutch type Wing-nut type 6.35 0 - 0.5 1.0 - 1.5 1.5 - 2.0 9.52...
  • Page 51: Refrigerant Piping

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE b. Copper pipes Use only copper pipes with the thickness given in table 10, and with minimal impurities. Because the surface of the pipe is exposed, you should take special care, and also take measures such as marking the pipes to make sure they are easily distinguished from other piping materials, to prevent mistaken use.
  • Page 52: Transferring (Using New Refrigerant Piping)

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 11.4.2. Transferring (Using New Refrigerant Piping) 1. Removing the unit a. Collecting the refrigerant into the outdoor unit by pumping down The refrigerant can be collected into the outdoor unit (pumping down) by pressing the TEST RUN button, even when the temperature of the room is low.
  • Page 53: Recharging Refrigerant During Servicing

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 11.4.5. Recharging Refrigerant During Servicing When recharging is necessary, insert the specified amount of new refrigerant in accordance with the following procedure. 1. Connect the charging hose to the service port of the outdoor unit.
  • Page 54 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 11.4.6. Brazing As brazing requires sophisticated techniques and experiences, it must be performed by a qualified person. In order to prevent the oxide film from occurring in the pipe interior during brazing, it is effective to proceed with brazing while letting dry nitrogen gas (N ) flow.
  • Page 55: Servicing Information

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 12 Servicing Information 12.1. Distinction Of Lead Free (PbF) Printed Circuit Board • Printed circuit boards (manufactured) using lead free solder will have a PbF stamp on the Printed Circuit board. CAUTION • Pb free solder has a higher melting point than standard solder; typically the melting point is 50 - 70°F (30 - 40°C) higher.
  • Page 56: Cross Flow Fan And Indoor Fan Motor Removal Procedures

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 2. To remove the Electronic Controllers: • Release the 2 Particular Piece. (Fig. 3) • Release the earth wire screw. (Fig. 3) • Release the screw holder terminal board. (Fig. 3) • Release the CN-DISP connector. (Fig. 3) •...
  • Page 57 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 5. Remove the screw at the Cross Flow Fan. (Fig. 7) Fig. 7 6. Remove the Bearing. (Fig. 8) 7. Remove the screws at the left of the Evaporator. (Fig. 8) Fig. 8 8. Push up the Evaporator and pull out the Cross Flow Fan from shaft.
  • Page 58: Remote Control Reset

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 12.4. Remote Control Reset • When the batteries are inserted for the first time or the batteries are replaced, you may notice the indications at remote control’s display screen blink continuously and not functionable. If this condition happens, try to reset the remote control by pushing the reset terminal with a pointing device.
  • Page 59: Troubleshooting Guide

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 13 Troubleshooting Guide 13.1. 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.
  • Page 60: Relationship Between The Condition Of The Air Conditioner And Pressure And Electric Current

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 13.2. Relationship Between The Condition Of The Air Conditioner And Pressure And Electric Current Cooling Mode Condition of the air conditoner Low Pressure High Pressure Electric current during operation Insufficient refrigerant (gas leakage) Clogged capillary tube or Strainer...
  • Page 61: Technical Data

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 14 Technical Data 14.1. Thermostat Characteristics 14.1.1. CS-V18DKE CS-V24DKE 14.2. Sensible Capacity Chart G CS-V18DKE 230V Outdoor Temp. (°C) Indoor wet bulb temp. 17.0°C 5.26 3.99 1.49 4.91 3.82 1.61 4.57 3.67 1.72 4.16 3.49 1.85...
  • Page 62: Operation Characteristics

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 14.3. Operation Characteristics 14.3.1. CS-V18DKE CU-V18DKE 14.3.2. CS-V24DKE CU-V24DKE...
  • Page 63: Exploded View (Indoor Unit)

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 15 Exploded View (Indoor Unit) 15.1. CS-V18DKE CS-V24DKE 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 64: Replacement Parts List (Indoor Unit)

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 16 Replacement Parts List (Indoor Unit) 16.1. CS-V18DKE CS-V24DKE REF. NO. PART NAME & DESCRIPTION QTY. CS-V18DKE CS-V24DKE REMARKS ← CHASSY COMPLETE CWD50C1382 ← FAN MOTOR CWA981149 ← CROSS FLOW FAN COMPLETE CWH02C1010 ← SCREW - CROSS FLOW FAN CWH4580304 ←...
  • Page 65: Exploded View (Outdoor Unit)

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 17 Exploded View (Outdoor Unit) 17.1. CU-V18DKE CU-V24DKE 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 66: Replacement Parts List (Outdoor Unit)

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 18 Replacement Parts List (Outdoor Unit) 18.1. CU-V18DKE CU-V24DKE REF. NO. PART NAME & DESCRIPTION QTY. CU-V18DKE CU-V24DKE REMARKS CHASSY ASS’Y CWD50K2115 CWD50K2100 COMPRESSOR 5KS205DAH21 5JS315DAA21 ← ANTI - VIBRATION BUSHING CWH50055 ← NUT - COMPRESSOR MOUNT CWH4582065 ←...
  • Page 67: Electronic Circuit Diagram

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 19 Electronic Circuit Diagram 19.1. Indoor Unit & Outdoor Unit G CS-V18DKE CU-V18DKE G CS-V24DKE CU-V24DKE SCHEMATIC DIAGRAM 1/4 ELECTRONIC CONTROL UNIT SUPERSONIC COMPLETE CN-SONIC BZ01 5.1k 0.1µ DISPLAY COMPLETE IC101 R101 47Ω C101 47µ...
  • Page 68 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE SCHEMATIC DIAGRAM 2/4 10Ω 0.01µ 5.1k 6.2k 6.2k P50/A8 STEPPING RY-PWR DRIVE SIGNAL TIMER SHORTEN P51/A9 MOTOR DRIVE P03/NTP3 AUTO OPERATION SIGNAL P52/A10 TEST RUN P02/NTP2 REMOTE CONTROL BUZZER SOUND P53/A11 P01/NTP1 DISPLAY P54/A12 POWER CLOCK INPUT...
  • Page 69 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE SCHEMATIC DIAGRAM 3/4 IC08 IC09 REGULATOR REGULATOR DB02 3300µ 410µ 100µ 0.01µ 0.01µ DB03 100k 0.22µ 0.22µ 0.1µ 100k 450V 20kΩ PC03 100Ω 3.9k TH01 TH02 RY-PWR 1/4W 1/4W 1/4W 1/4W 0.1µ 330k FUSE T 3.15A L 250V...
  • Page 70 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE SCHEMATIC DIAGRAM 4/4 V18DKE COMPRESSOR MOTOR CAPACITOR CAPACITOR BR OR Y TO INDOOR POWER SUPPLY TEMPERATURE FUSE V24DKE BR OR Y TO OUTDOOR COMPRESSOR MOTOR CAPACITOR CAPACITOR TO INDOOR HIGH VOLTAGE IONIZER R101 T1 D101...
  • Page 71 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE...
  • Page 72 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE How to use electronic circuit diagram TIMER TABLE Test Mode Name Time (When test point Remarks Short-circuited) Real Timer 1 hr. 1 min. 10 min. 10 sec. 1 min. 1 sec. Time Delay Safety Control 2 min.
  • Page 73: Remote Control

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 19.2. Remote Control...
  • Page 74: Print Pattern Indoor Unit Printed Circuit Board

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 19.3. Print Pattern Indoor Unit Printed Circuit Board...
  • Page 75 CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE...
  • Page 76: Print Pattern Indicator & Receiver Printed Circuit Board

    CS-V18DKE CU-V18DKE / CS-V24DKE CU-V24DKE 19.4. Print Pattern Indicator & Receiver Printed Circuit Board [PHAAM] Printed in Malaysia...

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