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FILE NO. SVM-06037 OPERATION DESCRIPTION Outline of Air Conditioner Control Description of Operation Circuit Hi POWER Mode High-Temperature Limit Control Low-Temperature Limit Control Defrost Operation Current Limit Control Auto Restart Function Self-Cleaning function 7-10 QUIET Mode 7-10 COMFORT SLEEP mode INSTALLATION PROCEDURE Safety Cautions Installation Diagram of Indoor and Outdoor Units...
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FILE NO. SVM-06037 Note : 1 · Capacity is based on the following temperature conditions. JIS B8615-1 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-06037 4. SPECIFICATION OF ELECTRICAL PARTS 4-1. Indoor Unit (RAS-10GKHP-E, RAS-07GKHP-E) Parts name Type Specifications Fan motor (for indoor) MMF-240-20-4B AC Motor with 135 °C thermo fuse ° Thermo sensor (TA-sensor) 10k at 25 C Micro power module (M01)
FILE NO. SVM-06037 7. OPERATION DESCRIPTION 7-1. Outline of Air Conditioner Control 7-1-1. Louver control tical air flo w louv This is a fixed capacity type air conditioner, which uses osition of v itcal air flo w louv er is automatically AC motor for an indoor fan.
FILE NO. SVM-06037 7-2. Description of Operation Circuit 7-2-2. Cooling operation ([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 supply is on. (1) The compressor, 4-way valve, outdoor fan and (2) When pressing [ ] button on the remote control,...
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FILE NO. SVM-06037 7-2-3. Dry operation 7-2-4. Heating operation *Heat pump model only ([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 on the remote control are operation display on the remote control are...
FILE NO. SVM-06037 (3) The indoor heat exchanger restricts revolving *5 and *6: Table 7-2-1 speed of the fan motor to prevent a cold draft. The upper limit of the revolving speed is shown in Fig. 7-2-8 and Table 7-2-1. speed Starting period Stabilized period...
FILE NO. SVM-06037 7-3. Hi POWER Mode 7-4. High-Temperature Limit Control ([Hi POWER] button on the remote *Heat pump model only control is pressed.) The microcontroller detects the indoor heat exchanger temperature to prevent pressure of a refrigerating cycle When [Hi POWER] button is pressed while the indoor from increasing excessively.
FILE NO. SVM-06037 7-6. Defrost Operation * <In case of C> Heat pump model only (1) The heating operation is performed for at least 90 During the heating operation, the outdoor heat minutes. exchanger temperature goes down and sometimes it is frozen.
FILE NO. SVM-06037 7-7. Current Limit Control *Heat pump model only 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...
FILE NO. SVM-06037 7-8. Auto Restart Function 7-8-1. How to set auto restart function To set the auto restart function, proceed as follows: The indoor unit is equipped with an automatic The power supply to the unit must be on; the function restarting function which allows the unit to restart will not set if the power is off.
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FILE NO. SVM-06037 7-8-2. How to cancel auto restart function To cancel auto restart function, proceed as follows: Repeat the setting prodedure: the unit receives the signal and beeps three times. The unit will be required to be turned on with the remote control after the main power supply is turned off.
FILE NO. SVM-06037 7-9. Self-Cleaning function Self-Cleaning function is designed to reduce humidity that causes mold to form inside the air conditioning unit. This advanced, efficient system reduces moisture in the coil. When air conditioner is turned off, the internal fan activates and dries the moisture in the coil for 20 minutes, then it turns off automatically.
FILE NO. SVM-06037 7-10. QUIET Mode 7-11-1. Cooling mode • The fan speed of indoor unit operates automatically, Quiet mode is the system which, control the it relates with the compressor's operation. revolving speed of indoor fan to work constantly at lower than speed L.
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-06037 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-06037 8-2. Installation Diagram of Indoor and Outdoor Units INSTALLATION DIAGRAM OF INDOOR AND OUTDOOR UNITS For the rear left and left piping Hook Wall Installation plate Insert the cushion between the indoor unit and wall, and tilt the indoor unit for better operation.
FILE NO. SVM-06037 8-3. Installation 8-3-1. Optional installation parts Part Parts name Q'ty Code Refrigerant piping Æ Liquid side : 6.35 mm Æ Gas side 9.52 mm each 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-06037 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 Sasa-zeolite Vitamin C filter x 1...
FILE NO. SVM-06037 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-06037 <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-06037 <How to connect the connecting cable> For Cooling model 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 Scre w Connecting you.
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FILE NO. SVM-06037 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-06037 <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-06037 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-06037 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-06037 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-06037 8-5-4. Wiring connection For RAS-10GAH-E 1. Remove the valve cover from the outdoor unit. Terminal block 2. Connect the connecting cable to the terminal as 70 mm identified with their respective matched numbers on 10 mm Earth line Terminal the terminal block of indoor and outdoor unit.
FILE NO. SVM-06037 8-6. How to Set Remote Control Selector Switch When two indoor units ae installed in seperated rooms, there is no need to change the selector switch. <Remote control selector switch> · When two indoor units are installed in the same room or the adjacent two rooms, they may be controlled simultaneously with a single remote control.
FILE NO. SVM-06037 2. Set the remote control selector switch with the 8-7. Others remote control 8-7-1. Gas leak test [B] is indicated on the liquid crystal display when setting remote control selector switch to B. [A] is not indicated on the display even if the selector switch is set to A.
FILE NO. SVM-06037 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-06037 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.
FILE NO. SVM-06037 9-4. Self-Diagnosis by Remote Control (Check Code) (1) If the lamps are indicated as shown B to G in Table 9-3-1, exchanger the self-diagnosis by the remote control. (2) When the remote control is set to the service mode, the indoor controller diagnoses the operation condition and indicate the information of the self-diagnosis on the display of the remote...
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FILE NO. SVM-06037 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-06037 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 Heat pump Model Main cause Shut off the power supply from AC outlet once and...
FILE NO. SVM-06037 Cooling Model Operation Check Items Main cause Shut off the power supply from AC outlet once and Countermeasure turn it on after 5 seconds. Symptom Does the OPERATION lamp blink? Does the power turn on Does the transmission by pushing the [START/ indicator of remote Remote control is...
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RAS-07GKP-E, RAS-10GKP-E CN31 Indoor Terminal Block Green & yellow RY01 Supply AC 220 ~ 240 V 50 / 60 Hz RAS-07GKHP-E, RAS-10GKHP-E CN31 Indoor Terminal Block Green & yellow RY01 Supply AC 220 ~ 240 V 50 / 60 Hz...
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FILE NO. SVM-06037 RAS-07GKPX, RAS-10GKPX, RAS-10GKPX-V Black White Indoor Terminal Block CN31 Brown Blue Green / Yellow RY01 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".
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FILE NO. SVM-06037 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-06037 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-06037 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-06037 9-5-7. Only the indoor fan does not operate <Check procedure> Heat Pump Model 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...
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FILE NO. SVM-06037 Cooling Model 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-06037 9-6. Troubleshooting for Remote Control (Including the Indoor P.C. Board) There is no been from the indoor unit. Push the START/STOP button. The operation lamp of the air conditioner main unit does not light. Does the transmission indicator blink? Reset the remote control by use the tip pencil push...
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FILE NO. SVM-06037 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-06037 (3) Checking procedure Heat Pump Model 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-06037 Cooling Model 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-06037 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 [CLR] button while pressing [CHK] button with a tip of a pencil.
FILE NO. SVM-06037 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-06037 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-06037 10-2 . -1. Outdoor Unit (RAS-07GAH-E, RAS-07GA-E, RAS-07GAX) Part name Procedures Remarks Common 1) Stop the operation of air-conditioner, and 2-Screws Ø4 x 16L Cord clamp procedure disconnect the power cord from the AC Electric supply. parts cover 2) Remove packed valve cover and Electric parts cover.
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FILE NO. SVM-06037 Part name Procedures Remarks 1) Perform the common procedure Capacitor for Screws ∅4 x 10L 2) Remove the fixing screw fan motor (1-Screw ∅4 x 10L) Capacitor for 3) Disconnect the lead wires. Compressor Capacitor band Capacitor for fan motor Screws ∅4 x10L...
FILE NO. SVM-06037 10-2-2. Outdoor Unit (RAS-10GAH-E, RAS-10GA-E, RAS-10GAX, RAS-10GAX-V) Part name Procedures Remarks 2-Screws Ø4 x 16L Cord clamp 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-06037 11-3. Indoor Unit Electric Parts Assembly Location Part Location Part Description Description 43T00461 FRONT PANEL ASSY 43T49006 HOLDER FOR PLATE 43T09393 GRILLE OF AIR INLET 43T22002 ASM-M-BEARING 43T03348 BACK BODY ASSY 43T39319 BASE BEARING 43T80315 AIR FILTER 43T20320 ASSY CROSS FLOW FAN 43T09392...