FILE NO. SVM-13069 1. SAFETY PRECAUTIONS Installing, staring up, and servicing air-conditioning equipment can be hazardous due to system pressures, electrical components, and equipment location (roofs, elevated structures, etc.). Only trained, qualified installers and service mechanics should install, start-up, and service this equipment. Untrained personnel can perform basic maintenance functions such as cleaning coils.
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FILE NO. SVM-13069 DANGER FOR USE BY QUALIFIED PERSONS ONLY. • • TURN OFF MAIN POWER SUPPLY BEFORE.ATTEMPTING ANY ELECTRICAL WORK. MAKE SURE ALL POWER SWITCHES ARE OFF. FAILURE TO DO SO MAY CAUSE ELECTRIC SHOCK. • CONNECT THE CONNECTING CABLE CORRECTLY. IF THE CONNECTING CABLE IS CONNECTED WRONGLY, ELECTRIC PARTS MAY BE DAMAGED.
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FILE NO. SVM-13069 CAUTION CAUTION • Exposure of unit to water or other moisture before installation could result in electric shock. Do not store it in a wet basement or expose to rain or water. • After unpacking the unit, examine it carefully for possible damage. Report any damages to your distributor. Do not install in a place that can increase the vibration of the unit.
FILE NO. SVM-13069 3. REFRIGERANT R410A This air conditioner adopts the new refrigerant HFC 6. When an air conditioning system charged with a (R410A) which does not damage the ozone layer. large volume of refrigerant is installed in a small room, it is necessary to exercise care so that, The working pressure of the new refrigerant R410A even when refrigerant leaks, its concentration...
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FILE NO. SVM-13069 Table 3-2-1 Thicknesses of annealed copper pipes Thickness in. (mm) Nominal diameter (in.) Outer diameter (mm) R410A 6.35 0.0315 (0.80) 0.0315 (0.80) 9.52 0.0315 (0.80) 0.0315 (0.80) 0.0315 (0.80) 0.0315 (0.80) 12.70 2. Joints For copper pipes, flare joints or socket joints are used. Prior to use, be sure to remove all contaminants. a) Flare Joints Flare joints used to connect the copper pipes cannot be used for pipings whose outer diameter exceeds 20 mm.
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FILE NO. SVM-13069 d) Flare Processing Make certain that a clamp bar and copper pipe have been cleaned. ØD By means of the clamp bar, perform the flare processing correctly. Use either a flare tool for R410A or conven- tional flare tool. Flare processing dimensions differ according to the type of flare tool.
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FILE NO. SVM-13069 3-3. Tools 3-3-1. Required Tools The service port diameter of packed valve of the outdoor unit in the air-water heat pump using R410A is changed to prevent mixing of other refrigerant. To reinforce the pressure-resisting strength, flare processing dimensions and opposite side dimension of flare nut (For ∅...
FILE NO. SVM-13069 3-4. Recharging of Refrigerant When it is necessary to recharge refrigerant, charge the specified amount of new refrigerant according to the following steps. Recover the refrigerant, and check no refrigerant remains in the equipment. When the compound gauge’s pointer has indicated −...
FILE NO. SVM-13069 1. Be sure to make setting so that liquid can be charged. 2. When using a cylinder equipped with a siphon, liquid can be charged without turning it upside down. It is necessary for charging refrigerant under condition of liquid because R410A is mixed type of refrigerant. Accordingly, when charging refrigerant from the refrigerant cylinder to the equipment, charge it turning the cylinder upside down if cylinder is not equipped with siphon.
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FILE NO. SVM-13069 2. Characteristics required for flux 3-5-3. Brazing • Activated temperature of flux coincides with the As brazing work requires sophisticated techniques, brazing temperature. experiences based upon a theoretical knowledge, it must be performed by a person qualified. •...
4. CONSTRUCTION VIEWS FILE NO. SVM-13069-3 4-1. Indoor Unit Unit : Inch (mm) 31-1/8(790) Grille Inlet Air Þ lter Air inlet 8-1/16(205) Front panel Knockout for rightward piping Knockout for leftward piping Heat exchanger 1-7/8(48) 1-7/8(48) Air outlet Knockout for bottom leftward piping 2-7/16(62) 2-11/16(69) Knockout for bottom rightward piping...
FILE NO. SVM-13069 6. SPECIFICATIONS OF ELECTRICAL PARTS 6-1. Indoor Unit Type Specifications Parts name RAS-09EK Series RPG-240-25A AC240V, 25W Fan motor (for indoor) RAS-12EK Series ICF-340U30-2 AC220V, 30W ( − ) Ω Room temp. sensor (TA-sensor) at 25°C − Heat exchanger temp.
FILE NO. SVM-13069 7-2. Operation Data <Cooling> Tempeature Model name Standard Heat exchanger Indoor Outdoor Compressor condition(°C) RAS- pressure pipe temp. fan mode fan mode revolution Indoor Outdoor P Psia (MPa) T1 °F (°C) T2 °F (°C) (rps) 80/67 98/75 137 to 160 54 to 57 99 to 102...
FILE NO. SVM-13069 8. CONTROL BLOCK DIAGRAM 8-1. Indoor Unit Indoor Unit Control Unit M.C.U. Louver Functions Motor Heat Exchanger Sensor (Tc) • Cold draft preventing Function Room Temperature Sensor (Ta) Louver Motor • 3-minute Delay at Restart for Compressor Drive Control Infrared Rays Signal Receiver •...
FILE NO. SVM-13069 9. OPERATION DESCRIPTION 9-1. Outline of Air Conditioner Control • Detection of inverter input current and current release operation This air conditioner is a capacity-variable type air • Over-current detection and prevention operation conditioner, which uses AC or DC motor for the indoor to IGBT module (Compressor stop function) for motor and the outdoor fan motor.
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FILE NO. SVM-13069 9-2. Operation Description 1. Basic operation ......................30 1. Operation control ....................30 2. Cooling/Heating operation ..................31 3. AUTO operation ..................... 31 4. DRY operation ......................31 2. Indoor fan motor control ..................... 32 3. Outdoor fan motor control ................... 34 4.
FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description 1. Basic 1. Operation control operation Receiving the user’s operation condition setup, the operation statuses of indoor/outdoor units are controlled. 1) The operation conditions are selected by the remote controller as shown in the below. 2) A signal is sent by ON button of the remote controller.
FILE NO. SVM-13069 Operation flow and applicable data, etc. Description Item 1. Basic 2. Cooling/Heating operation operation The operations are performed in the following parts by controls according to cooling/heating conditions. 1) Receiving the operation ON signal of the remote controller, the cooling or heating operation signal starts being transferred form the indoor controller to the outdoor unit.
*5 : Fan speed = [(M+) –L] x 1/4 + L +2.0 (+1.0) +1.0 (+0.5) (Linear approximation L(W6) from M+ and L) (Table 1) Indoor fan air flow rate RAS-09EKV-UL RAS-12EKV-UL Fan speed COOL HEAT level Fan speed Air flow rate...
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FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description 2. Indoor fan <In heating operation> 1) When setting the fan speed to L, motor control L+, M, M+ or H on the remote controller, the operation is per- formed with the constant speed HEAT ON shown in Fig.
FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description 3. Outdoor fan The blowing air volume at the outdoor unit side is controlled. 1) The operation command sent motor control from the remote controller is Receiving the operation command from the controller of processed by the indoor unit indoor unit, the controller of outdoor unit controls fan speed.
FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description 4. Capacity The cooling or heating capacity depending on the load is 1) The difference between set control adjusted. temperature on remote controller (Ts) and room temperature (Ta) According to difference between the setup value of tempera- is calculated.
FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description 6. Release protective <In cooling/dry operation> 1) When temperature of the indoor control by tempera- heat exchanger drops below 41°F (Prevent-freezing control for indoor heat exchanger) ture of indoor heat (5°C), the compressor speed is In cooling/dry operation, the sensor of indoor heat exchanger...
FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description 7. Defrost control (This function removes frost adhered to the outdoor The necessity of defrost operation is (Only in heating heat exchanger.) detected by the outdoor heat exchanger operation) temperature.
FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description 8. Louver control This function controls the air direction of the indoor unit. 1) Louver • The position is automatically controlled according to the operation position mode (COOL/HEAT). • The set louver position is stored in memory by the microcomputer, and the louver returns to the stored position when the next operation is performed.
FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description 9. ECO <Cooling operation> When pressing [ECO] button on the remote controller, a operation Economic operation is performed. 1) The control target temperature <Cooling operation> increase 1.0°F (0.5ºC) per hour This function operates the air conditioner with the difference up to 3.5°F (2°C) starting from the between the set and the room temperature as shown in the...
FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description 10. Temporary Pressing [RESET] button starts the temporary opera- 1) When pressing [RESET] button, the operation tion of [AUTO] operation. When keeping [RESET] temporary [AUTO] operation starts. button pressed for 10 seconds or more, the temporary 2) When keeping [RESET] button pressed [COOL] operation is performed.
FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description 12. Pulse This function controls throttle amount of the 1) When starting the operation, move the Modulating refrigerant in the refrigerating cycle. valve once until it fits to the stopper. valve (P.M.V.) (Initialize) According to operating status of the air conditioner,...
FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description 13. Self-Cleaning 1. Purpose function The Self-Cleaning operation is to minimize the growth of mold, bacteria etc. by running the fan and drying so as to keep the inside of the air conditioner clean. Unit now performing cooling or dry operation Self-Cleaning operation When the cooling or dry operation shuts...
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FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description 13. Self-Cleaning • Self-Cleaning diagram function Operation display FCU fan rpm is depend on presetting. (500RPM) OPEN (12.7º) FCU louver OPEN CLOSE ON or OFF ON or OFF Timer display depend on presetting of timer function.
FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description J201 PCB NO : WP-020 PCB NO : MCC-5045 PCB NO : MCC-5046 14. Remote-A or B 1. Purpose Setting the remote controller selection To separate using of remote control for each indoor This operation is to operate only one unit in case of 2 air conditioner are installed nearly.
FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description 15. QUIET mode When the [QUIET] button is pressed, the fan of the Quiet mode is the system which, control the indoor unit will be restricted the revolving speed at revolving speed of indoor fan to work −...
FILE NO. SVM-13069 Item Operation flow and applicable data, etc. Description 18. Hi-POWER ([Hi-POWER] button on the remote controller Mode is pressed) When [Hi-POWER] button is pressed while the indoor ∗ The Hi-POWER operation will be cancelled unit is in Auto, Cooling or Heating operation, Hi- when press [Hi-POWER] button again.
FILE NO. SVM-13069 9-3. Auto Restart Function (Default setting from factory is ON). This indoor unit is equipped with an automatic restarting function which allows the unit to restart operating with the set operating conditions in the event of a power supply being accidentally shut down. The operation will resume without warning three minutes after power is restored.
FILE NO. SVM-13069 9-3-2. How to Set the Auto Restart Function To set Auto Restart Function, proceed as follows: 1. The power supply to the unit must be ON ; The function will not set or reset if the power supply is OFF. 2.
The coutomised settings control temperature air flow strength, air flow direction and other settings to provide you alternate contact with "ONE-TOUCH" OF THE BUTTON. If you prefer other settings you can select from the many other operation functions of your Toshiba carrier unit Press ONE-TOUCH : Start the operaton.
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FILE NO. SVM-13069 4. DRY OPERATION (COOLING ONLY) For dehumidification, a moderate cooling performance is controlled automatically. 1. Press MODE : Select Dry 2. Press TEMP : Set the desired temperature. 5. Hi-POWER OPERATION To automatically control room temperature and airflow for faster cooling or heating operation (except in DRY and FAN ONLY mode) Press HI-POWER : Start and stop the operation.
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FILE NO. SVM-13069 9. PRESET OPERATION Set your preferred operation for future use. The setting will be memorized by the unit for future operation (except air flow direction). 1. Select your preferred operation. 2. Press and hold PRESET for 3 seconds to memorize the setting. The mark displays.
FILE NO. SVM-13069 9-4-3. Name and Functions of Indications on Remote Controller [Display] All indications, except for the clock time indicator, are displayed by pressing the button. Transmission mark TIMER and clock time indicator This transmission mark indicates when the The time setting for timer operation or the clock remote controller transmits signals to the indoor time is indicated.
FILE NO. SVM-13069-3 10. INSTALLATION PROCEDURE 10-1. Installation Diagram of Indoor and Outdoor Units For the rear left and left piping Hook Installation Wall plate Air inlet grille Insert the cushion between the indoor unit and wall, and tilt the indoor unit for better operation.
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FILE NO. SVM-13069-3 10-2. Installation 10-2-1. Field supplied installation part Part Parts name Q'ty Code Refrigerant piping Liquid side : ∅1/4 in. (∅ 6.35 mm) each Gas side ∅ 3/8 in. (∅ 9.52 mm) Pipe insulating material (polyethylene foam, 5/16 in. (8 mm) thick) Putty, PVC tapes each <Fixing bolt arrangement of outdoor unit>...
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Installation plate x 1 Remote control holder x 1 Flat head wood screw ∅3.1 x 16 s x 2 Toshiba New IAQ filter (L) x 1 Wireless remote control x 1 Toshiba New IAQ filter (L) x 1 Battery x 2...
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FILE NO. SVM-13069 10-2-3. Installation/Servicing Tools Changes in the product and components In the case of an air conditioner using R410A, in order to prevent any other refrigerant from being charged accidentally, the service port diameter of the outdoor unit control valve (3 way valve) has been changed. (1/2 UNF 20 threads per inch) •...
FILE NO. SVM-13069-3 10-3. Outdoor Unit CAUTION 10-3-1. Installation Location 1. Install the outdoor unit in a location where there • A location which provides enough spaces around are no obstructions near its air intake or air outlet. the outdoor unit as shown in the diagram above. 2.
FILE NO. SVM-13069-3 10-3-4. Electrical Work Outer dia. of copper pipe Tightening torque Ø1/4 in. (Ø6.35 mm) 10 to 13 lbf.ft (14 to 18 N·m) WARNING Ø3/8 in. (Ø9.52 mm) 24 to 31 lbf.ft (33 to 42 N·m) ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal Tightening torque for connection of flare pipe injury or death.
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FILE NO. SVM-13069-3 Stripping length of the Power supply cord Lock nut and Interconnecting cable Valve cover Conduit plate Terminal block Connector Interconnecting cable Power supply cord Fig. 10-3-8 Fig. 10-3-6 CAUTION Wrong wiring connection may cause some Unit : inch (mm) •...
CAUTION FILE NO. SVM-13069-3 10-4. Indoor Unit NOTE : • When drilling a wall that contains a metal lath, 10-4-1. Installation Location wire lath or metal plate, be sure to use a pipe hole • A location which provides clearances around the brim ring sold separately.
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FILE NO. SVM-13069-3 3/16 in. (5 mm) dia. hole CAUTION CAUTION • Be sure to refer to the system wiring diagram located inside the front panel. 7 Mounting screw Ø5/32 in. x 1 in. • Check local electrical codes and also any ( ∅...
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FILE NO. SVM-13069-3 10-4-3. How to connect remote controller for wire operation> (Optional) 70 mm * Wire size 28-22AWG Indoor unit or 0.08-0.32 mm Outer diameter not over 4.7 mm, control wire length 30 m. or less. 5 mm Control wire Notch to route the remote wire through Remote controller...
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FILE NO. SVM-13069-3 INSULATE BOTH LINES EXPLOSION HAZARD WARNING : Do not install batteries for hard wire installation Rear right Rear left Control wire Control wire Bottom left Screw (∅3.1 x 16L) for Remote controller hang remote controller Left hanger Bottom right Remote controller Wall...
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FILE NO. SVM-13069-3 <Left-hand connection with piping> How to fix the drain cap 1) Insert a hexagon wrench 3/16 in. (4 mm) Bend the connecting pipe so that it is laid within 1-5/8 in. in the center head of the cap. (43 mm) above the wall surface.
FILE NO. SVM-13069-3 10-4-5. Indoor Unit Fixing 2. Put water in the drain pan and make sure that the water is drained out. 1. Pass the pipe through the hole in the wall and 3. When connecting an extension drain hose, hook the indoor unit on the upper hook of the insulate it with shield pipe.
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FILE NO. SVM-13069-3 Remote control Remote control A-B selection • Place the remote control away from obstacles (such In case of two systems operating nearby, follow the as curtain) that may block the signal coming form the instructions below to set the remote control to operate remote control.
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FILE NO. SVM-13069-3 10-5. EVACUATING CAUTION 5 IMPORTANT POINTS FOR PIPING WORK. 10-5-1. Evacuating • After the piping has been connected to the indoor unit, (1) Take away dust and moisture (inside of the you vacuum both units as once. connecting pipes).
The following are the electrical requirements. Outer Thickness Thickness Outer diameter • Diameter In. (mm) In. (mm) In. (mm) In. (mm) Product RAS-09EKV-UL RAS-12EKV-UL Ø1/4 (6.35) 0.03 (0.8) Ø3/8 (9.52) 0.03 (0.8) Model RAS-12EAV-UL RAS-09EAV-UL RAS-09EAV2-UL RAS-12EAV2-UL Insulation Item Both lines need to be insulated. Use a minimum 5/16 in (8mm) wall thickness.
FILE NO. SVM-13069-3 10-7. OTHERS 10-7-3. Auto Restart Setting This product is designed so that after a power failure 10-7-1. Gas Leak Test it can restart automatically in the same operating mode as before the power failure. Valve cover Information Check places for flare nut connection The product was shipped with Auto Restart function...
FILE NO. SVM-13069 11. HOW TO DIAGNOSE THE TROUBLE The pulse motor circuits are mounted to both indoor and outdoor units. Therefore, diagnose troubles according to the trouble diagnosis procedure as described below. (Refer to the check points in servicing written on the wiring diagrams attached to the indoor/outdoor units.) Table 11-1 Troubleshooting Procedure...
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FILE NO. SVM-13069 CAUTION A high voltage (equivalent to the supply voltage) is also energized to ground through the sensors, PMV and other low-voltage circuits. The sensor leads and other wires are covered with insulated tubes for protection. Nevertheless, care must be taken to ensure that these wires are not pinched.
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FILE NO. SVM-13069 11-1. First Confirmation 11-1-1. Confirmation of Power Supply Confirm that the power breaker operates (ON) normally. 11-1-2. Confirmation of Power Voltage Confirm that power voltage is AC 208− 230 ± 10%. If power voltage is not in this range, the unit may not operate normally. 11-1-3.
FILE NO. SVM-13069 11-2. Primary Judgment To diagnose the troubles, use the following methods. 1) Judgment by flashing LED of indoor unit 2) Self-diagnosis by service check remote controller 3) Judgment of trouble by every symptom Firstly use the method 1) for diagnosis. Then, use the method 2) or 3) to diagnose the details of troubles. 11-3.
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Press [CHECK] button with a tip of pencil to set the remote controller to the service mode. • “ ” is indicated on the display of the remote controller. TOSHIBA Press [ON ] or [OFF ] button If there is no fault with a code, the indoor unit will beep...
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FILE NO. SVM-13069-4 11-4-2 Caution at Servicing 1. After using the service mode of remote controller finished, press the [ ] button to reset the remote controller to normal function. 2. After finished the diagnosis by the remote controller, turn OFF power supply and turn its ON again to reset the air conditioner to normal operation.
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FILE NO. SVM-13069-4 Block distinction Operation of diagnosis function Action and Judgment Check Check Display flashing Block Cause of operation conditioner code code error status Serial signal 1) Defective wiring of the Indoor unit Flashes when 1) to 3) The outdoor unit never and connecting connecting cable or operates...
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FILE NO. SVM-13069-4 Block distinction Operation of diagnosis function Action and Judgment Check Check Display flashing Block Cause of operation conditioner code code error status Outdoor P.C. Current on inverter circuit All OFF Flashes after 1. Remove connecting lead wire of the board is over limit in short time.
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FILE NO. SVM-13069-4 Block distinction Operation of diagnosis function Action and Judgment Check Check Display flashing Block Cause of operation conditioner code code error status Compressor drive output error. All OFF Flashes after 1. Check installation conditions such as (Relation of voltage, current error is detected packed valve opening, refrigerant and frequency is abnormal)
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FILE NO. SVM-13069-4 Block distinction Operation of diagnosis function Action and Judgment Check Check Display Block Cause of operation conditioner code code flashing error status Compressor does not rotate. All OFF Flashes after 1. Remove connecting lead wire of the Because of missed wiring, error is detected compressor, and operate again.
FILE NO. SVM-13069 11-5. Judgement of Trouble by Every Symptom 11-5-1. Indoor unit (Including remote controller) (1) Indoor unit is not operated. (RAS-09EKV-UL) n off power Operation supply once, and 5 second later, turn it Check item on again. Conceivable principle...
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FILE NO. SVM-13069 ( RAS-12EKV-UL) Operation Check Item Considerable principle cause Turn off power supply once, and Measures 5 second later, turn it on again. Item by symptoms Is OPERATION indicator flashing? Is it possible to turn on Does transmission mark A/C by pushing on remote controller flash Remote controller is defective.
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2. Does the indoor fan motor operate in cooling operation? (In heating operation, the indoor fan motor does not operate for approximately 10 minutes after it is turned on, to prevent a cold air from blowing in.) ( RAS-09EKV-UL) <Check procedure> Shut off the power supply once.
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FILE NO. SVM-13069 ( RAS-12EKV-UL ) Turn off power supply once, and turn it on again. Is it possible to detect Does fan motor DC 1V or more between – of continue to operate? + and Peplace indoor motor connector (CN 31). fan motor.
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FILE NO. SVM-13069 Is it possible to Does check display Replace change airflow level remote on remote show high? to “HIGH”? Change the new PC Replace board. Does fan speed motor change? Fan motor operates normally. Is it possible to Does check cross-flow Replace bearing rotate cross-flow fan by...
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FILE NO. SVM-13069 (4) Indoor fan motor automatically starts to rotate by turning on power supply (For AC fan motor in RAS-09EKV-UL) <Cause> AC motor is only coil and Hall-IC inside packing all driving control or circuit locate on a main PC Board.
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FILE NO. SVM-13069 (5) Troubleshooting for remote controller <Primary check> Check that A or B selected on the main unit is matched with A or B selected on the remote controller. The unit does not beep at all. Push the [ ] button.
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FILE NO. SVM-13069 11-5-2. Wiring Failure (Interconnecting and Serial Signal Wire) (1) Outdoor unit does not operate 1) Is the voltage between of the indoor terminal block varied? Confirm that transmission from indoor unit to outdoor unit is correctly performed based upon the follow- ing diagram.
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FILE NO. SVM-13069 11-6. Check Code 1C (Miswiring in indoor/outdoor units) and 1E <Check procedure> Gas leakage, Discharge temp. error, disconnection of TS/TC gas leakage sensors (Check code 02, 1C) (Check code 03, 1E) Valve drive check Is coil of the pulse motor valve Set it correctly.
FILE NO. SVM-13069 11-7. How to Diagnose Trouble in Outdoor Unit Check Power Supply (Voltage Rate ±10%) Turn OFF power supply. Remove connector of compressor. • Connect discharge Check 25A resistance (approx. 100Ω, fuse (F01) 40W) or soldering iron failure? (plug) between +, –...
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FILE NO. SVM-13069 Does outdoor fan operate normally? Turn OFF power supply. Does compresser operate normally? Remove connector CN300 of outdoor fan motor. Check winding resistance by ohmmeter are correct? Compressor Check rotor locking by rotate is normal with hand. Can it rotate? Turn OFF power supply.
FILE NO. SVM-13069 11-8. How to Check Simply the Main Parts (2) Inspection procedures 1) When a P.C. board is judged to be defective, 11-8-1. How to check the P.C. board (Indoor unit) check for disconnection, burning, or discolora- tion of the copper foil pattern or this P.C. board. (1) Operating precautions 2) The P.C.
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FILE NO. SVM-13069 11-8-2. P .C . Board Layout ( RAS-09EKV-UL ) + 5V + 12V +12V [1] Sensor characteristic table TD : Discharge temp. sensor TA : Room temp. sensor TC : Heat exchanger temp. sensor TO : Outdoor temp. sensor TA, TC, TO, TE, TS TE : Outdoor heat exchanger temp.
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FILE NO. SVM-13069 ( RAS-12EKV-UL ) [1] Sensor characteristic table TD : Discharge temp. sensor TA : Room temp. sensor TC : Heat exchanger temp. sensor TO : Outdoor temp. sensor TA, TC, TO, TE, TS TE : Outdoor heat exchanger temp. sensor TS : Suction temp.
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FILE NO. SVM-13069 11-8-3. Indoor Unit (Other Parts) Part name Checking procedure Room temp. (TA) sensor Disconnect the connector and measure the resistance value with tester. Heat exchanger (TC) sensor (Normal temp.) Temperature 10°C 20°C 25°C 30°C 40°C Sensor TA, TC (kΩ) 20.7 12.6 10.0...
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FILE NO. SVM-13069 11-8-5. Checking Method for Each Part Part name Checking procedure Electrolytic capacitor 1. Turn OFF the power supply breaker. (For boost, smoothing) 2. Discharge all three capacitors completely. 3. Check that safety valve at the bottom of capacitor is not broken. 4.
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FILE NO. SVM-13069 11-9. How to Simply Judge Whether Outdoor Fan Motor is Good or Bad 1. Symptom • Outdoor fan motor does not rotate. • Outdoor fan motor stops within several tens seconds though it started rotating. • Outdoor fan motor rotates or does not rotate according to the position where the fan stopped, etc. Remote controller check code “02 : Outdoor block, 1A : Outdoor fan drive system error”...
FILE NO. SVM-13069 12. HOW TO REPLACE THE MAIN PARTS WARNING • Since high voltages pass through the electrical parts, turn off the power without fail before proceeding with the repairs. Electric shocks may occur if the power plug is not disconnected. •...
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FILE NO. SVM-13069 Part name Procedures Remarks Front panel 4) Press "PUSH" part under the front panel and remove hooks of the front panel from the installation plate. Installation plate Front panel Press 5) Remove the front panel fixing screws. (2 pcs.) 6) Take off three hooks of panel from rear side.
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FILE NO. SVM-13069 Part name Procedures Remarks Electric parts 1) Follow the procedure up to 3) in above. box assembly 2) Remove screw of earth lead attached to the end plate of the evaporator. 3) Remove the lead wire cover, and remove connector for the fan motor and connec- tor for the louver motor from the electric parts box assembly.
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FILE NO. SVM-13069 Part name Procedures Remarks Horizontal louver 1) Remove shaft of the horizontal louver from the back body. (First remove the left shaft, and then remove other shafts while sliding the horizontal louver leftward.) Evaporator 1) Follow to the procedure in the item ...
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FILE NO. SVM-13069 Part name Procedures Remarks Evaporator 7) Unscrew one screw which fix Electrical (Heat exchanger) Control Box and the casing. Move Electrical Control Box until can see one screw that fix Motor band and unscrew it then remove FIX-EVA-DN Screw Screw Tighten the screw of Motor band,...
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FILE NO. SVM-13069 Part name Part name Procedures Remarks Fan motor 1) Follow to the procedure till item … 2) Loosen the set screw of the cross flow fan. 3) Remove two fixing screws of the motor cover and them remove the motor cover. 4) Remove two more fixing screws of the motor band and remove the motor band.
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FILE NO. SVM-13069 Part name Procedures Remarks Cross flow fan <Caution at reassembling> Fan motor D shaft Double point set screw 1) To incorporate the fan motor incorporate the motor into the position in the following figure, and then install the fan motor. •...
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FILE NO. SVM-13069 12-2. Microcomputer Part name Procedure Remarks Common procedure 1) Turn the power supply off to stop the Replace terminal block, operation of air-conditioner. microcomputer ass’y and the P .C. board ass’y. 2) Remove the front panel. •...
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FILE NO. SVM-13069 12-3. Outdoor Unit Part name Procedure Remarks Common 1. Detachment procedure NOTE Wear gloves for this job. Otherwise, you may injure your hands on the parts, etc. 1) Stop operation of the air conditioner, and turn off the main switch of the breaker for air conditioner.
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FILE NO. SVM-13069 Part name Procedure Remarks Front cabinet 1. Detachment 1) Perform step 1 in 2) Remove the fixing screws (screw 2 pcs.) used to secure the front cabinet and inverter cover, the screws (screw 3 pcs.) used to secure the front cabinet at the bottom, the screw used to secure the front and side cabinet (Right), and the...
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FILE NO. SVM-13069 Part name Procedure Remarks Inverter 1) Perform work of item 1 in Inverter cover assembly 2) Remove screw (ST1TØ4 × 10L 2 pcs.) of the upper part of the front cabinet. P.C. board (Soldered surface) •...
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FILE NO. SVM-13069 Part name Procedure Remarks Control board 1. Disconnect the leads and connectors connected to assembly the other parts from the control board assembly. 1) Leads CN603 • 3 leads (black, white, orange) connected to terminal block. CN601 CN600 CN701...
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FILE NO. SVM-13069 Part name Procedure Remarks Side cabinet 1. Side cabinet (right) 1) Perform step 1 in and all the steps in 2) Remove the fixing screw used to secure the side cabinet and heat exchanger. 3) Remove the fixing screw (screw 2 pcs.) used to secure the plate conduit and side cabinet.
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FILE NO. SVM-13069 Part name Procedure Remarks Compressor 1) Perform work of item 1 of 2) Extract refrigerant gas. 3) Remove the partition board. (screw 3 pcs.) 4) Remove the sound-insulation material. 5) Remove terminal cover of the compressor, and disconnect lead wire of the compressor from the terminal.
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FILE NO. SVM-13069 Part name Procedure Remarks Electronic 1. Detachment expansion valve 1) Perform step 1 in , all the steps in coil and 1 in 2) Remove the coil by pull it upward. 2. Attachment 1) Insert a valve coil to value body by push it downward.
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FILE NO. SVM-13069 Part name Procedure Remarks TE sensor (outdoor heat exchanging temperature sensor) • Attachment Install the sensor onto the straight pipe part of the condenser output pipe. Detail C for 09EAV-UL Detail C for 12EAV-UL 09EAV2-UL 12EAV2-UL TS sensor (Suction pipe temperature sensor) •...
13. EXPLODED VIEWS AND PARTS LIST 13-1. Indoor Unit (E-Part) Location Part Location Part Description Description 43T50326 TEMPERATURE SENSOR 43T6V316 PC BOARD ASSY;WRS-LED 43T60401 TERMINAL BLOCK: 3P 43T69854 PC BOARD (RAS-09EKV-UL) 43T50325 TEMPERATURE SENSOR 43T6V440 PC BOARD (RAS-12EKV-UL) 43T62003 CORD CLAMP – 113 –...
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FILE NO. SVM-13069-1 13-2. Indoor Unit Location Part Location Part Description Description 43T21442 STEPPING-MOTOR 43T39328 MOTOR BAND (LEFT) 43T21409 FAN-MOTOR (RAS-09EKV-UL) 43T39329 MOTOR BAND (RIGHT) 43T21421 FAN MOTOR (RAS-12EKV-UL) 43T09409 HORIZONTAL LOUVER 43T22312 BEARING ASSY, MOLD 43T79313 CAP, DRAIN 43T70313 HOSE, DRAIN...
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FILE NO. SVM-13069 13-3. Outdoor Unit (RAS-09,12EAV-UL) Location Part Location Part Description Description 43T00535 FRONT CABINET 43T63325 COIL PMV 43T00459 LEFT CABINET 43T58311 REACTOR (RAS-09EAV-UL) 43T42327 BASE PLATE ASSEMBLY 43T58306 REACTOR (RAS-12EAV-UL) 43T00452 UPPER CABINET 43T20319 PROPELLER FAN 43T19342 WIRE GUARD 43T21419 FAN-MOTOR 43T00540...
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FILE NO. SVM-13069 13-4. Outdoor Unit (RAS-09,12EAV2-UL) Location Part Location Part Description Description 43T00535 FRONT CABINET 43T63325 COIL PMV 43T00459 LEFT CABINET 43T58306 REACTOR (RAS-12EAV2-UL) 43T42353 BASE PLATE ASSEMBLY 43T58311 REACTOR (RAS-09EAV2-UL) 43T00452 UPPER CABINET 43T20319 PROPELLER FAN 43T19342 WIRE GUARD 43T21419 FAN-MOTOR 43T00540...
1:1 Inverter Single Split: RAS-09-22EKV-UL / RAS-09-22EAV2-UL ENGINEERING DATA BOOK Product lineup High wall Size Outdoor unit Model name RAS-09EAV2-UL RAS-12EAV2-UL RAS-15EAV2-UL RAS-17EAV2-UL RAS-22EAV2-UL ASM-OPTIONAL-RC RAS-09EKV-UL °F Display (W H-TA14NE) RAS-12EKV-UL 1111855001 RAS-15EKV-UL RAS-17EKV-UL °C Display (W H-TA15NE) 1111855002 RAS-22EKV-UL TOSHIBA CARRIER (THAILAND) CO., LTD. 3/45...
* The specification may be subject to change without notice for purpose of improvement. Rated conditions Cooling: Indoor air temperature 80°F DB / 67°F WB, Outdoor air temperature 95°F DB Heating: Indoor air temperature 70°F DB, Outdoor air temperature 47°F DB/ 43°F WB TOSHIBA CARRIER (THAILAND) CO., LTD. 4/45...
1:1 Inverter Single Split: RAS-09-22EKV-UL / RAS-09-22EAV2-UL ENGINEERING DATA BOOK Dimensions of Indoor and outdoor units Indoor units: RAS-09EKV-UL, RAS-12EKV-UL TOSHIBA CARRIER (THAILAND) CO., LTD. 5/45...
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1:1 Inverter Single Split: RAS-09-22EKV-UL / RAS-09-22EAV2-UL ENGINEERING DATA BOOK Indoor units: RAS-15EKV-UL, RAS-17EKV-UL, RAS-22EKV-UL TOSHIBA CARRIER (THAILAND) CO., LTD. 6/45...
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1:1 Inverter Single Split: RAS-09-22EKV-UL / RAS-09-22EAV2-UL ENGINEERING DATA BOOK Outdoor units: RAS-09EAV2-UL, RAS-12EAV2-UL, RAS-15EAV2-UL, RAS-17EAV2-UL, RAS-22EAV2-UL TOSHIBA CARRIER (THAILAND) CO., LTD. 7/45...