CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 2 Functions Remote Control Self illuminating button OFF / ON I TEMP. Operation OFF / ON Room Temperature Setting Cooling, Soft Dry, Air Circulation Operation. MODE • Temperature Setting (16°C to 30°C)
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 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.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 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 •...
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 3 Product Specifications Unit CS-C18BK CU-C18BK Power Source Phase, Voltage, Cycle Single, 230 - 220, 50 Hz Single, 220, 60 Hz Single, 240 - 230, 50 Hz Single, 220, 50 Hz...
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 Unit CS-C18BK CU-C18BK Power level dB 54 - 54 70 - 70 — — 54 - 54 71 - 70 Electrical Data Input Power 1.76 - 1.72 1.72 1.81 - 1.78 1.78 - 1.74...
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 Unit CS-C18BK CU-C18BK Air Circulation Type Cross-flow Fan Propeller Fan Material ASHT-18 PC + AES + Glass Fiber 15% Motor Type Transistor (8-poles) Induction (6-poles) Input 44.8 - 53.5 151.2 - 135.7...
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 Note: • Specifications are subject to change without notice for further improvement. • (1) — CS-C18BKP/CU-C18BKP5 (Europe). • (2) — CS-C18BKP-1/CU-C18BKP6-1 (Panama). • (3) — CS-C18BKP-2/CU-C18BKP5-2 (Oceania). • (4) — CS-C18BKP-3/CU-C18BKP5-3 (Argentina).
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 Unit CS-C24BK CU-C24BK Power Source Phase, Voltage, Cycle Single, 230 - 220, 50 Hz Single, 220, 60 Hz Single, 240 - 230, 50 Hz Single, 220, 50 Hz Single, 230 - 208, 60 Hz...
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 Unit CS-C24BK CU-C24BK Air Circulation Type Cross-flow Fan Propeller Fan Material ASHT-18 PC + AES + Glass Fiber 15% Motor Type Transistor (8-poles) Induction (6-poles) Input 44.8 - 53.5 190.0 - 171.3...
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 Note: • Specifications are subject to change without notice for further improvement. • (1) — CS-C24BKP/CU-C24BKP5 (Europe). • (2) — CS-C24BKP-1/CU-C24BKP6-1 (Panama). • (3) — CS-C24BKP-2/CU-C24BKP5-2 (Oceania). • (4) — CS-C24BKP-3/CU-C24BKP5-3 (Argentina).
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 8 Operation Details 8.1. 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.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 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. • Deodorizing Control.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 8.2. 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.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 8.3. Air Circulation Mode Operation • When the temperature near the ceiling reaches the setting temperature, Air Circulation Mode operation commences at low airflow volume. It stops when the temperature drops to 2°C below the setting temperature.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 8.5. Sleep Mode Auto Operation Cooling or Soft Dry Operation Purpose is to obtain a comfortable room temperature while sleeping. When you press the SLEEP Mode, the following movement will start to avoid overcooling.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 8.8. Random Auto Restart Control • If there is a power failure, operation will be automatically restarted after 3 to 5 1/2 minutes when the power is resumed. It will start with previous operation mode and airflow direction.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 8.10. 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.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 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.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 8.13. Soft starter (Applicable only for C24BK Australia market) A. Purpose To reduce starting current lower than 45A. B. Basic Operation 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 OFF through RY-L and in the same time RY-C will turn OFF causes starting capacitor to be OFF.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 9 Operating Instructions SAFETY PRECAUTIONS Installation Precautions Operation Precautions Before operating, please read the following “Safety Precautions” carefully. Warning Warning To prevent personal injury, injury to others and This sign warns of death or serious injury.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 NAME OF EACH PART How to Insert the Batteries 1 Signal Transmitter Remote Control 2 Operation Display 3 Powerful Mode Operation Button 4 Room Temperature Setting Button AUTOHEA HEAT...
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 Setting the Fan Speed Use this air conditioner under the following Operation Details • Press 4 to select:- conditions: – Low Fan Speed COOL – Cooling Operation – Medium Fan Speed •...
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 CARE AND MAINTENANCE Pre-season Inspection Cleaning the Indoor Unit and Remote Air Purifying Filters Control Is the discharged air cold/warm? • Wipe gently with a soft, dry cloth. Operation is normal if 15 minutes after the start of •...
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 TROUBLESHOOTING Call the Dealer Immediately Normal Operation If the following conditions occur, turn off and unplug the Is it okay? This is the answer main power supply, and then call the dealer immediately.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 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.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 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.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 3. For the embedded piping (This can be used for left rear piping & left bottom piping also.)
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 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...
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 10.3. OUTDOOR UNIT HOW TO TAKE OUT FRONT GRILLE Please follow the steps below to take out front grille if 10.3.1. SELECT THE BEST LOCATION necessary such as when servicing.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 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.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 10.3.5. (b) AIR PURGING OF THE PIPING AND INDOOR UNIT 1) Checking a gas leakage. 1. Remove the service-port cap from the 3-way valves. 2. Connect the Manifold gauge set to the service port of Liquid side 3-way valve.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 10.3.7. PIPE INSULATION EVALUATION OF THE PERFORMANCE • Operate the unit at cooling operation mode for fifteen 1. Please carry out insulation at pipe connection portion as mentioned in Indoor/Outdoor Unit Installation Diagram.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 11 3-way Valve 3-way Valve (Liquid Side) 3-way Valve (Gas Side) Works Shaft Position Service Port Shaft Position Service Port Shipping Closed Closed Closed Close (With valve cap) (With cap)
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 11.1. Evacuation of the Equipment (For Europe & Oceania Destination) 11.1.1. Evacuation of the Installation When installing an air conditioner, be sure to evacuate the air inside the indoor unit and pipes in the following procedure.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 11.1.2. Pumping down Procedure: 1. Confirm that both the 3-way valves are set to the open 6. Operate the air conditioner at the cooling cycle and position. stop it when the gauge indicates 0 kg/cm G (0 MPa).
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 11.1.3. Evacuation of Re-installation WHEN REINSTALLING AN AIR CONDITIONER, BE SURE TO If air remains 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.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 11.1.4. Balance refrigerant of the 3-way valves (Lack of refrigerant in the refrigeration cycle) Procedure: 1. Confirm that both the 3-way valves are set to the opened position. 2. Connect the charge set to the 3-way valve’s service port.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 11.1.5. Evacuation (No refrigerant in the refrigeration cycle) Procedure: 1. Connect the vacuum pump to the charge set’s centre hose. 2. Turn on the vacuum pump to evacuate the unit.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 11.1.6. Gas charging (After Evacuation) Procedure: 1. Connect the charge hose to the charging cylinder. 4. Immediately disconnect the charge hoses from both 3- • Connect the charge hose which you disconnected from way valve service ports.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 11.2. Air Purging of the Piping and Indoor Unit 11.2.1. Air purging Required tools: Hexagonal wrench, adjustable wrench, The air in the indoor unit and in the piping must be purged. If air...
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 11.2.2. Pumping down Procedure: 1. Confirm that both the 3-way valves are set to the open 6. Operate the air conditioner at the cooling cycle and position. stop it when the gauge indicates 0.1 MPa.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 11.2.3. Re-air purging (Re-installation) Procedure: 1. Remove the cap nut from 3-way valves. 5. Check for gas leakage. • Remove the cap nut from 3-way valves after carefully • Check the flare connections for gas leakage.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 11.2.4. Balance refrigerant of the 3-way valves Procedure: 1. Confirm that both the 3-way valves are set to the open position. 2. Connect the manifold gauge to the gas side (Low side) 3-way valve’s port.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 11.2.5. Evacuation (No refrigerant in the refrigeration cycle) Procedure: 1. Connect the vacuum pump to the manifold gauge’s centre hose. 2. Evacuation for approximately one hour. • Confirm that the gauge needle has moved toward -0.01 MPa.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 11.2.6. Gas charging (After Evacuation) Procedure: 1. Connect the charge hose to the gas charging cylinder. 4. Immediately disconnect the charge hose from the • Connect the charge hose which you disconnected from 3-way valve’s service port.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 12 Servicing Information 12.1. Indoor Electronic Controllers Removal Procedures 1. The Electronic Controller, a Signal Receiver and an Indicator (Fig. 3) can be seen by the below steps: • Open the Intake Grille and remove the screw at the front of the Front Grille.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 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.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 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.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 • 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.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 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.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 13.1.1. 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...
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 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.
CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 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.
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CS-C18BKP CU-C18BKP5 / CS-C18BKP CU-C18BKP6 / CS-C24BKP CU-C24BKP5 / CS-C24BKP CU-C24BKP6 How to use electronic circuit diagram TIMER TABLE Test Mode Name Time (When test point Remarks Short-circuited) Sleep Mode Waiting 1 hr. 6 sec. Sleep Mode Operation 8 hrs.