Table of Contents
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CONTENTS
CS-C18CKR CU-C18CKR
CS-C24CKR CU-C24CKR
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© 2003 Matsushita Industrial Corp. Sdn. Bhd.
(11969-T). All rights reserved. Unauthorized copying
and distribution is a violation of law.
Order No. MAC0312077C3
Air Conditioner
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Table of Contents
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Summary of Contents for Panasonic CS-C18CKR
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Page 1: Table Of Contents
Order No. MAC0312077C3 Air Conditioner CS-C18CKR CU-C18CKR CS-C24CKR CU-C24CKR CONTENTS Page Page 1 Features 8.8. Airflow Direction Control 2 Functions 8.9. Delay ON Timer Control 3 Product Specifications 8.10. Remote Control Signal Receiving Sound 4 Dimensions 8.11. Ionizer Operation 5 Refrigeration Cycle Diagram... -
Page 2: Features
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 12.2. Cross Flow Fan and Indoor Fan Motor Removal 18 Replacement Parts List Procedures 19 Electronic Circuit Diagram 13 Troubleshooting Guide 19.1. REMOTE CONTROL 13.1. Refrigeration cycle system 19.2. PRINT PATTERN INDOOR UNIT PRINTED CIRCUIT... -
Page 3: Functions
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 2 Functions Remote Control Self illuminating button OFF / ON I TEMP. Operation OFF / ON Room Temperature Setting Cooling, Soft Dry Operation. MODE • Temperature Setting (16°C to 30°C) Operation Mode Selection Automatic Operation •... - Page 4 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR Indoor Unit AUTO OFF / ON Automatic Operation Button Random Auto Restart Control • Press for < 5s to operate Automatic • Operation is restarted randomly after operation mode. power failure at previous setting mode.
- Page 5 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 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.
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Page 6: Product Specifications
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 3 Product Specifications Unit CS-C18CKR CU-C18CKR Power Source Phase, Voltage, Cycle Single, 230 - 240, 50 Hz Cooling Capacity kW (BTU/h) 5.40 (18,400) - 5.42 (18,500) Moisture Removal l/h (Pint/h) 2.9 (6.1) SIDE VIEW TOP VIEW... - Page 7 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR Unit CS-C18CKR CU-C18CKR Refrigerant (R-22) g (oz) — 1,320 (46.6) Thermostat Electronic Control — Protection Device — Inner Protector Capillary Tube Length — Flow Rate l/min — 23.5 Inner Diameter — Air Filter Material P.P.
- Page 8 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR Unit CS-C24CKR CU-C24CKR Power Source Phase, Voltage, Cycle Single, 230 - 240, 50 Hz Cooling Capacity kW (BTU/h) 7.03 (24,000) - 7.03 (24,000) Moisture Removal l/h (Pint/h) 4.0 (8.5) Airflow Method OUTLET SIDE VIEW TOP VIEW...
- Page 9 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR Unit CS-C24CKR CU-C24CKR Capillary Tube Length — Flow Rate l/min — 27.0 Inner Diameter — Air Filter Material P.P. — Style Honeycomb Capacity Control Capillary Tube Compressor Capacitor µF, VAC — 45 µF, 400VAC Fan Motor Capacitor µF, VAC...
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Page 10: Dimensions
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 4 Dimensions... - Page 11 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR...
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Page 12: Refrigeration Cycle Diagram
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 5 Refrigeration Cycle Diagram... -
Page 13: Block Diagram
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 6 Block Diagram... - Page 14 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR...
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Page 15: Wiring Diagram
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 7 Wiring Diagram... - Page 16 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR...
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Page 17: Operation Details
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 8 Operation Details 8.1. Indoor Fan Speed Control • • • • Auto Fan Speed Control When set to Auto Fan Speed, the fan speed is adjusted between maximum and minimum setting as shown in the table. -
Page 18: Cooling Mode Operation
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 8.2. Cooling Mode Operation Cooling in operation according to Remote Control setting. Time Delay Safety Control (3 minutes) • • • • When the compressor is stopped by Remote Control, it restarts after 3 minutes when the Remote Control is turned ON. - Page 19 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 2. QLo fan speed (Transistor Motor) 3. QLo fan speed (Induction Motor) Automatic Fan Speed Mode When Automatic Fan Speed is selected at Remote Control during cooling operation. • • • • Fan speed rotates in the range of Hi to Me.
- Page 20 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR Cooling Operation Time Diagram Quiet Operation Control (For Cooling Mode or cooling region of Soft Dry Mode) • • • • Purpose of this operation is to provide quite cooling operation compare to normal operation.
- Page 21 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR • • • • Manual Fan Speed:- − − − − RPM control during Lo cool − − − − RPM control during Hi & Me cool • • • • Auto Fan Speed:- • • • • Quiet Mode Operation will stop if:- −...
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Page 22: Soft Dry Mode Operation
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 8.3. Soft Dry Mode Operation • • • • The unit starts cooling operation until the room temperature reaches the setting temperature set on the Remote Control, and then Soft Dry operation will start. • • • • During Soft Dry operation, the Indoor Fan will operate at Lo- speed. - Page 23 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR Soft Dry Operation Time Diagram Quiet Operation Control • • • • Same as Quiet Operation Control for Cooling Mode operation.
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Page 24: Air Circulation Mode Operation
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 8.4. Air Circulation Mode Operation • • • • Fan operation only. Indoor fan speed selection by remote control and setting refer to Indoor Fan Speed Control. − − − − Manual Fan Speed Follow remote control setting −... -
Page 25: Powerful Mode Operation
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR • • • • The mode judging temperature and standard setting temperature can be increased by 2°C, by open the circuit of JX1 at indoor electronic controller. 8.6. Powerful Mode Operation • • • • Purpose of this operation is to obtain the setting temperature quickly. -
Page 26: Airflow Direction Control
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 8.8. Airflow Direction Control Vertical Airflow Direction Auto-Control • • • • When set a Airflow Direction Auto-Control with remote control, the louver swings up and down as shown in the diagram. • • • • The louver does not swing when the Indoor Fan Motor stops during operation at the upper limit. -
Page 27: Delay On Timer Control
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR Horizontal Airflow Direction manual Control • • • • When the manual Airflow Direction Selection Button is pressed, the automatic airflow is released and the airflow direction vane move left and right in the range shown in the diagram. -
Page 28: Ionizer Operation
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 8.11. Ionizer Operation Purpose To provide fresh air effect to user by discharging minus Ion to air. Control Condition a. Ionizer Only Operation. 1. When air-conditioner unit is at “OFF” condition (standby) and ION operation button at remote control is pressed. - Page 29 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 3. Ionizer operation status is not memorised by Micon. After OFF, when operation is “ON” again, air-conditioner operates without ionizer operation. However, during Cool mode etc + ionizer operation, if there is a power failure & then power resume, air conditioner shall on at that mode + ionizer operation.
- Page 30 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR Note: 1. 24 times checking: Actual Ion ON for 10s & OFF for 30 min continuously for 24 times. 2. 24 times count will be cleared when either one of the following conditions happen. a) 24 times count over, b) Ionizer cancel if press Ion button or power reset, c) Ion feedback signal is OK.
- Page 31 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR...
- Page 32 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 8.11.3. Soft Starter (C24CK only) 1. When indoor relay is turn ON, starting capacitor will be turn ON through RY-C for ~ 1 second. After that reactor will be turn ON through RY-L and in the same time RY-C will turn OFF cause starting capacitor to be OFF.
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Page 33: Operating Instructions
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 9 Operating Instructions Your device can... Ionizer... - Page 34 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR *automatic during dehumidifying (DRY)
- Page 35 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR Select ON & OFF Timer Timer Timer Current time OK? –> Setting : page 37 AUTO/COOL/DRY : 15 min. IONIZER IONIZER IONIZER...
- Page 36 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR Soaps Neutral household detergents ( pH7) CWD 001049...
- Page 37 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR...
- Page 38 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR...
- Page 39 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR NEVER install, remove or reinstall yourself...
- Page 40 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 36 / 37 36 / 37...
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Page 41: Installation Instructions
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 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 42 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 1. The 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 43 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR Attached accessories Indoor/Outdoor Unit Installation Diagram Applicable piping kit CZ-4F5, 7, 10AN (C18CK, A18CK, RS-C18CK) CZ-52F5, 7, 10AN (C24CK, A24CK, RS-C24CK) SELECT THE BEST LOCATION INDOOR UNIT • • • • There should not be any heat source or steam near the unit.
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Page 44: Indoor Unit
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 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 45 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 3. For the embedded piping (This can be used for left rear piping & left bottom piping also.)
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Page 46: Connect The Cable To The Indoor Unit
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 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 (C18CK, C24CK, RS/RU-C18/24CK) or 5 ×... -
Page 47: Outdoor Unit
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR HOW TO TAKE OUT FRONT GRILLE AUTO SWITCH OPERATION Please follow the steps below to take out front grille if The below operations will be performed by pressing the necessary such as when servicing. “AUTO” switch. - Page 48 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR Connecting The Piping To Outdoor Unit Decide piping length and then cut by using pipe cutter. Remove burrs from cut edge. Make flare after inserting the flare nut (located at valve) onto the copper pipe.
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Page 49: Air Purging Of The Piping And Indoor Unit
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR CAUTION • • • • If gauge needle does not move from 0 cmHg (0 MPa) to -76 cmHg (-0.1 MPa), in step 3 above take the following measure: • • • • If the leak stops when the piping connections are tightened further, continue working from step 3. -
Page 50: Connect The Cable To The Outdoor Unit
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 10.3.6. CONNECT THE CABLE TO THE OUTDOOR UNIT 1. Remove the control board cover from the unit by loosening the screw. 2. Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 3 × 2.5 mm (C18CK, C24CK, RS/RU-C18/24CK) or 5 ×... -
Page 51: 11 2-Way, 3-Way Valve
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 11 2-way, 3-way Valve 2-way Valve (Liquid Side) 3-way Valve (Gas Side) Works Shaft Position Shaft Position Service Port Shipping Close Close Close (With valve cap) (With valve cap) (With cap) Evacuation Close Close Open... -
Page 52: Evacuation Of The Equipment (For Europe & Oceania Destination)
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 11.1. Evacuation of the Equipment (For Europe & Oceania Destination) 11.1.1. Evacuation of Installation WHEN INSTALLING AN AIR CONDITIONER, BE SURE TO If air remain in the indoor unit and refrigeration pipes, it will EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES affect the compressor, reduce to cooling capacity, and could in the following procedure. -
Page 53: Pumping Down
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 11.1.2. Pumping down Procedure: 1. Confirm that both the 2-way and 3-way valves are set to 6. Operate the air conditioner at the cooling cycle and the opened position. stop it when the gauge indicates 0 MPa (0 kg/cm •... - Page 54 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 11.1.3. Evacuation of Re-installation WHEN REINSTALLING AN AIR CONDITIONER, BE SURE TO If air remain in the indoor unit and refrigeration pipes, it will EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES affect the compressor, reduce to cooling capacity, and could in the following procedure.
- Page 55 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 11.1.4. Balance refrigerant of the 2-way, 3-way valves (Lack of refrigerant in the refrigeration cycle) Procedure: 1. Confirm that both the 2-way and 3-way valves are set to the open position. 2. Connect the charge set to the 3-way valve’s service port.
- Page 56 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 11.1.5. Evacuation (No refrigerant in the refrigeration cycle) Procedure: 1. Connect the vacuum pump to the charge set’s centre hose. 2. Evacuation for approximately one hour. • • • • Confirm that the gauge needle has moved toward -0.1 MPa (-76 cmHg) [vacuum of 4 mmHg or less.]...
- Page 57 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 11.1.6. Gas charging (After Evacuation) Procedure: 1. Connect the charge hose to the charging cylinder. This is different from previous procedures. Because you are • • • • Connect the charge hose which you disconnected from...
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Page 58: Air Purging Of The Piping And Indoor Unit
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 11.2. Air Purging of the Piping and Indoor Unit 11.2.1. Air purging (Installation) Required tools: hexagonal wrench, adjustable wrench, torque The air in the indoor unit and in the piping must be purged. If air wrenches, wrench to hold the joints and gas leak detector. - Page 59 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 11.2.2. Pumping down (Re-installation) Procedure: 1. Confirm that both the 2-way and 3-way valves are set to 5. Set the 2-way valve to the close position. the opened position. • • • • Remove the valve stem caps and confirm that the valve 6.
- Page 60 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 11.2.3. Re-air purging (Re-installation) Procedure: 1. Confirm that both the 2-way and 3-way valves are set to 5. Discharge the refrigerant. the closed position. • • • • Close the valve on the charging cylinder and discharge the refrigerant until the gauge indicates 3 to 5 kg/cm (0.3 to 0.5 MPa)
- Page 61 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 11.2.4. Balance refrigerant of the 2-way, 3-way valves (Gas leakage) Procedure: 1. Confirm that both the 2-way and 3-way valves are set to the open position. 2. Connect the charge set to the 3-way valve’s service port.
- Page 62 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 11.2.5. Evacuation (Installation) (No refrigerant in the refrigeration cycle) Procedure: 1. Connect the vacuum pump to the charge set’s centre hose. 2. Evacuation for approximately one hour. • • • • Confirm that the gauge needle has moved toward -0.1 MPa (-76 cmHg) [vacuum of 4 mmHg or less.]...
- Page 63 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 11.2.6. Gas charging (After Evacuation) Procedure: 1. Connect the charge hose to the charging cylinder. This is different from previous procedures. Because you are • • • • Connect the charge hose which you disconnected from...
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Page 64: Servicing Information
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 12 Servicing Information Caution: • • • • Pb free solder has a higher melting point than standard solder; Typically the melting point is 50 - 70°F (30 - 40°C) higher. Please use a high temperature soldering iron. In case of the soldering iron with temperature control, please set it to 700 ± 20°F (370 ± 10°C). -
Page 65: Cross Flow Fan And Indoor Fan Motor Removal Procedures
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 12.2. Cross Flow Fan and Indoor Fan Motor Removal Procedures 1. In order to remove the Cross Flow Fan and Indoor Fan Motor, Control Board need to be taken out by releasing all the connectors as indicated below. - Page 66 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 6. Remove the Bearing. (Fig. 9) 7. Remove the screws at the left of the Evaporator. (Fig. 9) Fig. 9 8. Push up the Evaporator and pull out the Cross Flow Fan from shaft. By then, Fan Motor can be taken out. (Fig. 10).
- Page 67 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR • • • • Remote Control Reset When the batteries are inserted for the first time, or the batteries are replaced, all the indications will blink and the remote control might not work. If this happen, remove the cover of the remote control and you will find a resetting terminal, and by shorting it with a minus screwdriver, it will return to normal.
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Page 68: Troubleshooting Guide
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 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 69: Diagnosis Methods Of A Malfunction Of A Compressor
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 13.1.1. 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 70: Technical Data
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 14 Technical Data 230V Outdoor Temp. (°C) Indoor wet bulb temp. 17.0°C 5.36 4.06 1.58 5.01 3.89 1.69 4.65 3.74 1.81 4.23 3.56 1.96 19.0°C 5.40 1.72 19.5°C 5.88 4.25 1.60 5.50 4.08 1.73 5.11 3.93... - Page 71 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 240V Outdoor Temp. (°C) 19.5°C 7.66 5.54 2.44 7.16 5.32 2.62 6.66 5.12 2.80 6.05 4.87 3.02 22.0°C 8.34 5.74 2.48 7.80 5.52 2.67 7.25 5.33 2.85 6.59 5.08 3.08...
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Page 72: Exploded View
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 15 Exploded View 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 73: Replacement Parts List
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 16 Replacement Parts List <Model: CS-C18CKR CS-C24CKR> REF. NO. PART NAME & DESCRIPTION QTY. CS-C18CKR CS-C24CKR REMARKS ← ← ← ← CHASSY COMPLETE CWD50C1293 ← ← ← ← FAN MOTOR CWA981056 ← ← ← ←... -
Page 74: Exploded View
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 17 Exploded View 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 75: Replacement Parts List
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 18 Replacement Parts List <Model: CU-C18CKR CU-C24CKR> REF. NO. PART NAME & DESCRIPTION QTY. CU-C18CKR CU-C24CKR REMARKS ← ← ← ← CHASSY ASS’Y CWD50K2100 COMPRESSOR 2JS324E3AA07 2JS438D3GA02 ← ← ← ← ANTI - VIBRATION BUSHING CWH50055 ←... -
Page 76: Electronic Circuit Diagram
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 19 Electronic Circuit Diagram CS-C18CK CU-C18CK SCHEMATIC DIAGRAM 1/3 ELECTRONIC CONTROL UNIT TEMPERATURE FUSE TEST R54 1k Q001 R12 1k R35 5.1k BZ01 0.01 TO OUTDOOR BROWN YELLOW AC01 (WHT) CAPACITOR RY-PWR BLUE (XH4) 0.01 6.2k... - Page 77 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR SCHEMATIC DIAGRAM 2/3 CN-MAIN R11 1k 0.01µ 47µ 0.1µ 0.01µ 0.01µ R10 10k 100µ 0.01µ R03 100Ω R02 20k 0.1µ 510Ω R29 1k 1000p (MB) P50/A8 RY-PWR DRIVE SIGNAL STEPPING P51/A9 MOTOR AUTO OPERATION R13 220...
- Page 78 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR SCHEMATIC DIAGRAM 3/3 ELECTRONIC CONTROL UNIT R020 F001 D101 R026 R016 CN001 R052 R027 L001 C003 R105 R031 Z001 C005 C002 R017 R051 DB004 C004 C007 C012 L101 R050 ZD002 Q004 C103 R015 R013 R048...
- Page 79 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR CS-C24CK CU-C24CK SCHEMATIC DIAGRAM 1/3 ELECTRONIC CONTROL UNIT TEMPERATURE FUSE TEST R54 1k Q001 R12 1k R35 5.1k BZ01 0.01 TO OUTDOOR AC01 COMPRESSOR (WHT) REACTOR RY-PWR CAPACITOR A CAPACITOR C ELECTRONIC CONTROLLER THERMOSTAT RY-L (XH4) 0.01...
- Page 80 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR SCHEMATIC DIAGRAM 2/3 CN-MAIN R11 1k 0.01µ 47µ 0.1µ 0.01µ 0.01µ R10 10k 100µ 0.01µ R03 100Ω R02 20k 0.1µ 510Ω R29 1k 1000p (MB) P50/A8 RY-PWR DRIVE SIGNAL STEPPING P51/A9 MOTOR AUTO OPERATION R13 220...
- Page 81 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR SCHEMATIC DIAGRAM 3/3 ELECTRONIC CONTROL UNIT R020 F001 D101 R026 R016 CN001 R052 R027 L001 C003 R105 R031 Z001 C005 C002 R017 R051 DB004 C004 C007 C012 L101 R050 ZD002 Q004 C103 R015 R013 R048...
- Page 82 CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 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.
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Page 83: Remote Control
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 19.1. REMOTE CONTROL... -
Page 84: Board
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 19.2. PRINT PATTERN INDOOR UNIT PRINTED CIRCUIT BOARD... -
Page 85: Board (C24Ck)
CS-C18CKR CU-C18CKR / CS-C24CKR CU-C24CKR 19.3. PRINT PATTERN INDOOR UNIT PRINTED CIRCUIT BOARD (C24CK) [MAICO] Printed in Malaysia...