CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 2 Functions Remote Control Self illuminating button OFF / ON I TEMP. Operation OFF / ON Room Temperature Setting Cooling, Soft Dry, Air Circulation Operation.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 Outdoor Unit Compressor Reverse Rotation Protection Control • To protect compressor from reverse rotation when there is a instantaneous power failure. Overload Protector •...
CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 8.10. Vertical 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-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 ● How to Insert the Batteries NAME OF EACH PART ■ Remote Control 1 Signal Transmitter 2 Operation Display 3 Powerful Mode Operation Button...
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 ■ Setting the Fan Speed ■ Setting the Horizontal Airflow Direction ● Operation Details • Press 4 to select:- – Low Fan Speed COOL –...
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 CARE AND MAINTENANCE ■ Cleaning the Indoor Unit and Remote ■ Pre-season Inspection ■ Air Purifying Filters Control ● Is the discharged air cold/warm? •...
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 TROUBLESHOOTING ■ Normal Operation ■ Call the Dealer Immediately 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-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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...
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 3. For the embedded piping (This can be used for left rear piping & left bottom piping also.)
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 10.3.5. (b) AIR PURGING OF THE PIPING AND INDOOR UNIT The remaining air in the Refrigeration cycle which contains moisture may cause malfunction on the compressor.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 10.3.7. PIPE INSULATION DISPOSAL OF OUTDOOR UNIT DRAIN WATER • If a drain elbow is used, the unit should be placed on a stand which is taller than 3 cm.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 NOTE: These equipment shall be connected to a suitable mains network with a main impedance less than the following: CS-A9BKP / CU-A9BKP5: 0.44 Ω...
CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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...
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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...
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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...
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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 •...
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 11.2.6. Gas charging (After Evacuation) Procedure: 1. Connect the charge hose to the charging cylinder. • Connect the charge hose which you disconnected from This is different from previous procedures.
CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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: •...
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 − Pulling out the Drain Hose from outlet to remove the Discharge Grille. (Fig. 5) − Removing the right and left screws. (Fig. 5) −...
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 − Remove the screws at the left of the Evaporator. (Fig. 8) Fig. 8 − Remove the Bearing. (Fig. 9) − Push up the Evaporator and pull out the Cross Flow Fan from shaft.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 • 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-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.
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CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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...
CS-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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-C7BKP CU-C7BKP5 / CS-C7BKP CU-C7BKP6 / CS-C9BKP CU-C9BKP5 / CS-C9BKP CU-C9BKP6 / CS-C12BKP CU-C12BKP5 / CS-C12BKP CU-C12BKP6 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.