SPECIFICATIONS CONSTRUCTION VIEWS Indoor Unit Outdoor Unit (RAS-10S2AH-E) Outdoor Unit (RAS-07S2AH-E) WIRING DIAGRAM SPECIFICATION OF ELECTRICAL PARTS Indoor Unit (RAS-10SKHP-E, RAS-07SKHP-E) Outdoor Unit (RAS-10S2AH-E) Outdoor Unit (RAS-07S2AH-E) REFRIGERATION CYCLE DIAGRAM RAS-10SKHP-E / RAS-10S2AH-E RAS-07SKHP-E / RAS-07S2AH-E CONTROL BLOCK DIAGRAM OPERATION DESCRIPTION...
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FILE NO. SVM-07023 INSTALLATION PROCEDURE Safety Cautions Installation Diagram of Indoor and Outdoor Units Installation Indoor Unit Outdoor Unit How to Set Remote Control Selector Switch Others TROUBLESHOOTING CHART Troubleshooting Procedure Basic Check Items Primary Judgement Self-Diagnosis by Remote Control (Check Code) Troubleshooting Flowcharts Troubleshooting for Remote Control 10.
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FILE NO. SVM-07023 Note : 1 · Capacity is based on the following temperature conditions. JIS C9612 Condition Temperature Cooling Heating (DB) 27°C 20°C Indoor unit inlet air temperature (WB) 19°C 15°C (DB) 35°C 7°C Outdoor unit inlet air temperature (WB) 24°C 6°C...
FILE NO. SVM-07023 2. CONSTRUCTION VIEWS 2-1. Indoor Unit Front panel Air filter Air inlet Heat exchanger Air outlet Knock out system Knock out system 60 55 55 60 Connecting pipe (0.37m) Drain hose (0.5m) (Flare 6.35) Hanger Connecting pipe (0.37m) (Flare 9.52) For stud bold (...
FILE NO. SVM-07023 4. SPECIFICATION OF ELECTRICAL PARTS 4-1. Indoor Unit (RAS-10SKHP-E, RAS-07SKHP-E) Parts name Type Specifications Fan motor (for indoor) AFS-220-20-4AR AC Motor with 145 °C thermo fuse ° Thermo sensor (TA-sensor) 10k at 25 C Micro power module (M01)
FILE NO. SVM-07023 6. CONTROL BLOCK DIAGRAM RAS-10SKHP-E / RAS-10S2AH-E, RAS-07SKHP-E / RAS-07S2AH-E M.C.U. Main Unit Control Panel Operation Heat Exchange sensor Functions Display Timer Thermo. Sensor • Louver Control Display Current Sensor • 3-minutes Delay at Restart for Compressor...
FILE NO. SVM-07023 7. OPERATION DESCRIPTION 7-1. Remote control 7-1-1. Function of Push Putton TOSHIBA 1 1 1 1 Infrared signal emitter Start/Stop button Mode select button (MODE) Temperature button (TEMP) Fan speed button (FAN) Swing louver button (SWING) PRESET...
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FILE NO. SVM-07023 7-1-2. Display of Remote Control 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-07023 7-3-2. Cooling operation 7-3. Description of Operation Mode ([MODE] button on the remote control is set (1) When turning on the breaker, the operation lamp to the cooling operation.) blinks. This means that the power is on (or the (1) The compressor, 4-way valve, outdoor fan and power supply is cut off.) operation display lamp are controlled as shown in...
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FILE NO. SVM-07023 7-3-3. Dry operation 7-3-4. Heating operation ([MODE] button on the remote control is set ([MODE] button on the remote control is set to the dry operation.) to the heating operation.) (1) The compressor, 4-way valve, outdoor fan and (1) The compressor, 4-way valve, outdoor fan and operation display lamp are controlled as shown in operation display lamp are controlled as shown in...
FILE NO. SVM-07023 (3) The indoor heat exchanger restricts revolving 7-3-5. Automatic operation speed of the fan motor to prevent a cold draft. The ([MODE] button on the remote control is set upper limit of the revolving speed is shown in to the automatic operation.) Fig.
(2) When the current limit control or the high freezing. temperature limit control is performed for total of The compressor and outdoor fan motor are controlled 90 minutes. as shown in Fig. 7-5-1 and 7-5-2. RAS-07SKHP-E RAS-10SKHP-E Heat exchanger temperature Compressor Outdoor fan Cumulative (°C)
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FILE NO. SVM-07023 minutes minutes minutes minutes Max 6 minutes 10 minutes 1 cycle Fig. 7-6-2 <In case of C> (1) The heating operation is performed for at least 90 minutes. (2) The defrost operating time is 10 minutes. 7-6-3. Ending condition at defrost operation (1) When the compressor current becomes 8.0A or more during defrost operation, the defrost operation stops and the heating operation restarts.
FILE NO. SVM-07023 7-7. Current Limit Control The microcontroller detects the input current so as to prevent it exceeds a specified value by means of controlling the outdoor fan control as described in (1) and (2). (1) Current limit control (Cooling operation) Control is performed as shown below by detecting the compressor operating current with a current sensor (C.T).
FILE NO. SVM-07023 7-8. One-Touch Comfort One touch comfort is the fully automated operation that is set according to the preferable comdition in a region. Operation *AUTO/L AUTO Time after operation starts (min) *AUTO/L : Fan operates depends on the setting temperature and room temperature. During the One Touch Comfort mode if the indoor unit receives any signal with other operation mode, the unit will cancel the comfort mode and operates according to the signal received.
FILE NO. SVM-07023 7-9. Hi POWER Mode 7-10. QUIET mode ([Hi POWER] button on the remote When the [QUIET] button is pressed, the fan of the control is pressed.) indoor unit will be restricted the revolving speed at speed L− until the [OUIET] button is pressed once When [Hi POWER] button is pressed while the indoor again (cancel Quiet mode).
FILE NO. SVM-07023 7-12. COMFORT SLEEP mode Cooling operation · The preset temperature will increase 1ºC after the comfort sleep mode has operated for 1 hour and the temperature will increase another 1ºC after the comfort sleep mode has operated for 2 hour. (the value of the preset temper- rature on the remote control does not change) ·...
FILE NO. SVM-07023 7-13. Auto Restart Function 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.
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FILE NO. SVM-07023 7-13-2. How to Cancel the Auto Restart Function To cancel auto restart function, proceed as follows : Repeat the setting procedure : the unit receives the signal and beeps three times. The unit will be required to be turned on with the remote controller after the main power supply is turned off. •...
FILE NO. SVM-07023 7-14. Self-Cleaning function 1. Purpose The Self-Cleaning operation is to minimize the growth of mold, bacteria etc. by running the fan and drying so as to keep Unit now performing cooling or dry operation the inside of the air conditioner clean. Self-Cleaning operation When the cooling or dry operation shuts down, the unit Press “STOP”...
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FILE NO. SVM-07023 7-14-1. Self-Cleaning diagram Operation display FCU fan rpm is depend on presetting. (SL) FCU louver OPEN CLOSE OPEN (12.7º) ON or OFF ON or OFF Timer display depend on presetting of timer function. depend on presetting of timer function. ON or OFF Compressor depend on presetting per room temperature.
Also, make sure the equipment is properly earthed. • Appliance shall be installed in accordance with national wiring regulations. If you detect any damage, do not install the unit. Contact your TOSHIBA dealer immediately. CAUTION • Exposure of unit to water or other moisture before installation could result in electric shock.
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FILE NO. SVM-07023 REQUIREMENT OF REPORT TO THE LOCAL POWER SUPPLIER Please make absolutely sure that the installation of this appliance is reported to the local power supplier before installation. If you experience any problems, or if the installation is not accepted by the supplier, the service agency will take adequate countermeasures.
FILE NO. SVM-07023 8-2. Installation Diagram of Indoor and Outdoor Units For the rear left and left piping Hook Installation plate Wall Insert the cushion between the indoor unit and wall, and tilt the indoor unit for better operation. Do not allow the drain hose to get slack.
FILE NO. SVM-07023 8-3. Installation 8-3-1. Optional installation parts Part Parts name Q'ty Code Refrigerant piping Æ Liquid side : 6.35 mm each Æ Gas side 9.52 mm Pipe insulating material (polyethylene foam, 6 mm thick) Putty, PVC tapes each <Fixing bolt arrangement of outdoor unit>...
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FILE NO. SVM-07023 8-3-2. Accessory and installation parts Part Part Part Part name (Q’ty) Part name (Q’ty) Part name (Q’ty) Mounting screw ∅4 x 25 s x 6 Installation plate x 1 Remote control holder x 1 Pan head wood screw ∅3.1 x 16 s x 2 Wireless remote control x 1 Super Oxi Deo filter x 1...
FILE NO. SVM-07023-1 8-4. Indoor Unit 8-4-2. Cutting a hole and mounting installation plate 8-4-1. Installation place <Cutting a hole> • A place which provides the spaces around the When installing the refrigerant pipes from the rear. indoor unit as shown in the above diagram. •...
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FILE NO. SVM-07023 <When the installation plate is directly mounted on 8-4-3. Electrical work the wall> 1. The supply voltage must be the same as the rated 1. Securely fit the installation plate onto the wall by voltage of the air conditioner. screwing it in the upper and lower parts to hook up 2.
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FILE NO. SVM-07023 <How to connect the connecting cable> Wiring of the connecting cable can be carried out Terminal block without removing the front panel. Cord clamp Terminal cover 1. Remove the air inlet grille. Open the air inlet grille upward and pull it toward Screw you.
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FILE NO. SVM-07023 8-4-4. Piping and drain hose installation How to fix the drains cap 1) Insert hexagonal wrench (4 mm) in a center <Piping and drain hose forming> head. * Since dewing results in a machine trouble, make sure to insulate both the connecting pipes. (Use polyethylene foam as insulating material.) 4 mm Rear right...
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FILE NO. SVM-07023 <Left-hand connection with piping> 8-4-5. Indoor unit fixing Bend the connecting pipe so that it is laid within 43 mm 1. Pass the pipe through the hole in the wall, and hook above the wall surface. If the connecting pipe is laid the indoor unit on the installation plate at the upper exceeding 43 mm above the wall surface, the indoor hooks.
FILE NO. SVM-07023 8-4-6. Drainage 8-5. Outdoor Unit 1. Run the drain hose sloped downwards. 8-5-1. Installation place • A place which provides the spaces around the NOTE outdoor unit as shown in the left diagram. • Hole should be made at a slight downward slant on •...
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FILE NO. SVM-07023 8-5-2. Refrigerant piping connection (Unit : N·m) Outer dia. 1. Cut the pipe with a pipe cutter. Tightening torque of copper pipe ∅6.35 16 to 18 (1.6 to 1.8 kgf·m) Roughness Warp Obliquity 90° ∅9.52 30 to 42 (3.0 to 4.2 kgf·m) Fig.
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FILE NO. SVM-07023-1 8-5-3. Evacuating <Packed valve handling precautions> After the piping has been connected to the indoor unit, Open the valve stem all the way out; but do not try · you can perform the air purge together at once. to open it beyond the stopper.
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FILE NO. SVM-07023 8-5-4. Wiring connection 8-6. How to Set Remote Contr ol Selector A or B 1. Remove the valve cover from the outdoor unit. 2. Connect the connecting cable to the terminal as When operating one indoor unit in a situation where identified with their respective matched numbers on two indoor units have been installed in the same room or nearby rooms, this operation prevents the...
FILE NO. SVM-07023 8-7. Others 8-7-1. Gas leak test Valve cover Valve stem cap connection Service cap connection Fig. 8-7-1 • Check the flare nut connections, valve stem cap connections and service port cap connections for gas leak with a leak detector or soap water. 8-7-2.
FILE NO. SVM-07023 9. TROUBLESHOOTING CHART 9-1. Troubleshooting Procedure 9-2-2. Incorrect cable connection between Indoor and outdoor units Follow the details of 9-2. Basic Check Items. The indoor unit is connected to the outdoor unit with If there is no trouble corresponding to 9-2, check 5 cables (Heat pump model) or 3 cables (Cooling Only whether or not there are faulty parts following model).
FILE NO. SVM-07023 9-3. Primary Judgement 9-3-2. Failure diagnosis The indoor unit diagnoses the operation condition and 9-3-1. Role of indoor unit controller indicates the information of the self-diagnosis with the The indoor unit controller receives the operation lamps on the display panel of the indoor unit. commands from the remote control and executes them.
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-07023 Table 9-4-1 Block level Diagnosis function Judgement and action Check Check Block Symptom Conditioner Condition code code status Indoor Thermo. sensor Indicated Continued 1.Check thermo sensor. P.C. board short/break. when detected operation. 2.If it is OK, check abnormal P.C.
FILE NO. SVM-07023 9-5. Troubleshooting Flowcharts 9-5-1. Power can not be turned on (No operation at all) <Preliminary checks> Operation (1) Is the supply voltage normal? (2) Is the connection to the AC output OK.? Check Items Main cause Shut off the power supply from AC outlet once and Countermeasure turn it on after 5 seconds.
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Figure below? the normal procedure. To the paragraph of "No Power turns on". RAS-07SKHP-E, RAS-10SKHP-E CN31 Indoor Terminal Block Green & yellow RY01 Supply AC 220 ~ 240 V 50 / 60 Hz...
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FILE NO. SVM-07023 9-5-3. Outdoor unit does not operate Shut off the power supply from AC outlet once and turn it on after 5 seconds. Does the OPERATION lamp blink? See "Power can not be turned on". Does the power turn on by pushing See "Power can not be turned on".
FILE NO. SVM-07023 9-5-4. Only compressor does not operate Shut off the power supply from AC outlet once and turn it on after 5 seconds. Does the OPERATION lamp blink? See "Power can not be turned on". Does the power turn on by See "Power can not be turned on".
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FILE NO. SVM-07023 9-5-5. Only outdoor fan does not operate Shut off the power supply from AC outlet once and turn it on after 5 seconds. Does the OPERATION lamp blink? See "Power can not be turned on". Does the power turn on by See "Power can not be turned on".
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FILE NO. SVM-07023 9-5-6. Only 4-Way valve does not operate (During heating operation) Shut off the power supply from AC outlet once and turn it on after 5 seconds. Does the OPERATION lamp blink? See "Power can not be turned on". Does the power turn on by See "Power can not be turned on".
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FILE NO. SVM-07023 9-5-7. Only the indoor fan does not operate <Check procedure> Shut off the power supply once. Turn on the power supply. Does the fan stop in Replace the P.C. board. Control P.C. board is defective. no operating status? Start the operation with low fan setting in cool operation.
FILE NO. SVM-07023 9-6. Troubleshooting for Remote Control (Including the Indoor P.C. Board) There is no been from the indoor unit. Push the button. The operation lamp of the air conditioner main unit does not light. Does the transmission indicator blink? Reset the remote control by take off batteries.
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FILE NO. SVM-07023 9-6-1 How to check the P.C. board (2) Inspection procedres 1) When a P.C. board is judged to be defective, (1) Operating precautions check for disconnection, burning, or discolora- 1) When removing the front panel or the P.C. board, tion of the copper foil pattern or this P.C.
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FILE NO. SVM-07023 (3) Checking procedure Table 9-6-1 Procedure Check Point (Symptom) Causes Shut off the power supply and 1. Is the fuse blown? 1. • Application of shock voltage. remove the P.C. board assembly • Overload by short-circuit of the from the electronic parts base.
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FILE NO. SVM-07023-1 Table 9-6-2 Approximate resistance value of thermo sensor (kΩ) Temperature 0°C 10°C 20°C 25°C 30°C Resistance value 33.8 20.35 12.59 10.00 7.99 9-6-2. How to shorten time of restart delay timer Press [SET] button while pressing [CHK] button with a tip of a pencil.
FILE NO. SVM-07023 10. PART REPLACEMENT 10-1. Indoor Unit Part name Procedures Remarks Front panel How to remove the front panel 1) Stop the operation of the air conditioner and turn off its main power supply. 2) Pull the air inlet grille toward you to open it and remove the air inlet grille.
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FILE NO. SVM-07023 Part name Procedures Remarks Heat exchanger 1) Remove the front panel, electrical part and the horizontal louver following procedure 3. 2) Remove the pipe holder at the rear side of main unit. 3) Remove the 2 screws on the heat exchanger at the base bearing.
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FILE NO. SVM-07023 10-2 . -1. Outdoor Unit (RAS-07S2AH-E) Part name Procedures Remarks Common 1. Detachment Upper cabinet procedure 1) Stop operation of the air conditioner, and turn off the main switch and breaker of the Wiring cover air conditioner. 2) Remove the valve cover.
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FILE NO. SVM-07023 Part name Procedures Remarks 1) Perform work of item 1 of 1 and 1 of 2. Fan motor 2) Remove the flange nut fixing the fan motor Fan motor and the propeller fan. Propeller fan • Flange nut is loosened by turning clockwise.
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FILE NO. SVM-07023 Part name Procedures Remarks Fan guard 1. Detachment 1) Perform work of item 1 of 1 and 1 of 2. Requirement: Perform the work on a corrugated cardboard, cloth, etc. to prevent scratches to the product. 2) Remove the front cabinet, and place it down so that the fan guard side faces downwards.
FILE NO. SVM-07023 10-2-2. Outdoor Unit (RAS-10S2AH-E) Part name Procedures Remarks Cord clamp 2-Screws Ø4 x 16L Common 1) Stop the operation of air-conditioner, and procedure disconnect the power cord from the AC supply. 2) Remove packed valve cover and Electric parts cover.
FILE NO. SVM-07023 11-2. Indoor Unit Electric Parts Assembly Location Part Location Part Description Description 43T00478 FRONT PANEL ASSY 43T49006 HOLDER FOR PLATE 43T09403 GRILLE OF AIR INLET (ORIGINAL) 43T22312 MOLD BEARING ASSEMBLY 43T03359 BACK BODY ASSY 43T39319 BASE BEARING 43T80317 AIR-FILTER 43T20323...
FILE NO. SVM-07023 11-4. Outdoor Unit (RAS-07S2AH-E) Location Part Location Part Description Description 43T42335 BASE PLATE ASSEMBLY 43T04304 PARTITION 43T41365 COMPRESSOR(Made in China) 43T39326 MOTOR BASE CONNECTION PLATE 43T49327 CUSHION,RUBBER 43T39325 MOTOR BASE 43T97001 43T19337 PACKED VALVE COVER 43T43416 CONDENSER ASSEMBLY 43T00481 UPPER CABINET 43T00448...
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