Related Manuals for Toshiba RAS-M10UKPX4
Summary of Contents for Toshiba RAS-M10UKPX4
- Page 1 FILE NO. FILE NO. SVM-05039 SVM-05039 SERVICE MANUAL SERVICE MANUAL AIR CONDITIONER AIR CONDITIONER MULTI SPLIT WALL TYPE MULTI SPLIT WALL TYPE RAS-M10UKPX4 , RAS-M13UKPX4 RAS-M10UKPX4 , RAS-M13UKPX4 Jun Jun e , e, 200 200 5 5 ...
- Page 2 FILE NO. FILE NO. SVM-05039 SVM-05039 CONTENTS CONTENTS SPECIFICATIONS SPECIFICATIONS CONSTRUCTION CONSTRUCTION VIEWS VIEWS 2- 2-1 1 In Indo door U or Uni nit t WIRING WIRING DIAGRAM DIAGRAM SPECIFICATION SPECIFICATION OF OF ELECTRICAL ELECTRICAL PARTS PARTS 4-1 Indoor Indoor Unit Unit CONTROL CONTROL BLOCK...
- Page 3 FILE NO. FILE NO. SVM-05039 SVM-05039 CONTENTS CONTENTS SPECIFICATIONS SPECIFICATIONS CONSTRUCTION CONSTRUCTION VIEWS VIEWS 2- 2-1 1 In Indo door U or Uni nit t WIRING WIRING DIAGRAM DIAGRAM SPECIFICATION SPECIFICATION OF OF ELECTRICAL ELECTRICAL PARTS PARTS 4-1 Indoor Indoor Unit Unit CONTROL CONTROL BLOCK...
- Page 4 FILE NO. SVM-050 FILE NO. SVM-050 39 1. SPECIFICATIONS 1. SPECIFICATIONS MODEL MODEL R R A A S S - - M M 1 1 0 0 U U K K P P X X 4 4 R R A A S S - - M M 1 1 3 3 U U K K P P X X 4 4 ITEM ITEM...
- Page 5 FILE NO. SVM-0 5039 5039 FILE NO. SVM-0 2. CONSTRUCTION VIEWS 2. CONSTRUCTION VIEWS 2-1. Indoor Unit 2-1. Indoor Unit Front panel Front panel Air filter Air filter Air inlet Air inlet Heat exchanger Heat exchanger Back body Back body 5 5 7...
- Page 7 FILE NO. SVM-0 5039 4. SPECIFICATION OF ELECTRICAL PARTS 4-1. Indoor Unit Parts name Type Specifications Fan motor (for indoor) SKF-220-20-4A-1 AC Motor with 150°C thermo fuse Thermo sensor (TA-sensor) ——— 10k Ω at 25°C Switching transformer TT-10 Microcontroller unit (IC30) TMP87CM40AN-5CK9 Heat exchanger sensor ...
- Page 8 FILE NO. SVM-050 39 5. CONTROL BLOCK DIAGRAM Main Unit Control Panel M.C.U. Operation Heat Exchange sensor Functions Display Timer Display Thermo. Sensor L ouver Control • Filter Sign Display Infrared Rays Signal Reciver 3-minutes Delay at Restart • for Compressor ...
- Page 9 FILE NO. SVM-05039 6. OPERATION DESCRIPTION -1-1. Louver contr -1. Outline of Air Conditioner Control er tical air flo w louv er This is a fixed capacity type a ir conditioner, which uses osition of v er itcal air flo w louv er is automatically AC motor for an indoor fan.
- Page 10 FILE NO. SVM-05039 6-2-2. Cooling operation 6-2. Descri ption of Operation Circuit ([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 ...
- Page 11 FILE NO. SVM-05039 6-2-3. Dry operation 6-2-4. Automatic operation ([MODE] button on the remote control is set ([MODE] button on the remote control is set to the dry operation.) to the automatic operation.) (1) The compressor, outdoor fan and operation (1) One of 2 operations (Cooling or Fan only ) display on the remote control are controlled is selected according to difference between the...
- Page 12 FILE NO. SVM-05039 6-3. Hi POWER Mode 6-4. Low-Temperature Limit Control The microcontroller detects the indoor heat exchanger ([Hi POWER] button on the remote temperature to prevent the indoor heat exchanger from control is pressed.) freezing. When [Hi POWER] button is pressed while the indoor The compressor and outdoor fan motor are controlled unit is in Auto, Cooling or Heating operation, Hi as shown in Fig.
- Page 13 FILE NO. SVM-05039 6-5. Auto Restart Function 6-5-1. 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.
- Page 14 FILE NO. SVM-05039 6-5-2. 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.
- Page 15 FILE NO. SVM-05039 6 -7. 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.
- Page 16 FILE NO. SVM-05039 6-8. QUIET Mode 6 -9-1. 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.
- Page 17 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.
- Page 18 FILE NO. SVM-0 5039 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 suppli er, the service agency will take adequate countermeasures.
- Page 19 FILE NO. SVM-050 39 7-2. Installation Diagram of Indoor and Outdoor Units Before installing the For the rear left and left wireless remote control piping Hook 1 7 0 With the remote control cover • m m o r m Installation o ...
- Page 20 FILE NO. SVM-05039 7-2-1. Accessory and installation parts Part Part Part Part name (Q'ty) Part name (Q'ty) Part name (Q'ty) Installation plate x 1 Remote control holder x 1 Bio-enzyme & Gingko filter x 1 Flat head wood screw Wireless remote control x 1 B label x 1 ∅...
- Page 21 FILE NO. SVM-0 5039 7-3-2. Cutting a hole and mounting installation 7-3. Indoor Unit plate 7-3-1. 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. •...
- Page 22 NOTE • Ensure all wiring is used within its electrical rating. Projection 15 mm or less 5 mm dia. hole Model RAS-M10UKPX4, RAS-M13UKPX4 Mounting 50 Hz, 220 – 240V Single phase Power source screw ∅ 4 x 25 s s s s s Maximum 0.2 A...
- Page 23 FILE NO. SVM-0 5039 <How to connect the connecting cable> When attaching the air inlet grille, the contrary of • without removing the front panel. the removed operation is performed. 1. Remove the air inlet grille. Open the air inlet grille upward and pull it toward you.
- Page 24 FILE NO. SVM-0 5039 7-3-4. 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...
- Page 25 FILE NO. SVM-0 5039 <Left-hand connection with piping> 7-3-5. 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 ...
- Page 26 FILE NO. SVM-0 5039 7-3-6. Drainage 1. Run the drain hose sloped downwards. CAUTION Arrange the drain pipe for proper drainage from the NOTE unit. • Hole should be made at a slight downward slant on Improper drainage can result in dew-dropping. the outdoor side.
- Page 27 FILE NO. SVM-0 5039 7-4. How to Set Remote Control Selector 2. Set the remote control selector switch with the Switch remote control When two indoor units as installed in seperated rooms, [B] is indicated on the liquid crystal display when there is no need to change the selector switch.
- Page 28 FILE NO. SVM-0 5039 7-5. Others 7-5-1. Test operation To switch the TEST RUN (COOL) mode, press TEMPORARY button for 10 sec. (The beeper will make a short beep.) TEMPORARY button Fig. 7-5-1 7-5-2. Auto restart setting This product is designed so that, after a power failure, it can restart automatically in the same operating mode as before the power failure.
- Page 29 FILE NO. SVM-0 5039 8. TROUBLESHOOTING CHART 8-1. Troubleshooting Procedure 8-2-2. 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 4 cables.
- Page 30 FILE NO. SVM-0 5039 8-3. Primary Judgement 8-3-2. Failure diagnosis The indoor unit diagnoses the operation condition and 8-3-1. 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 con trol and executes them.
- Page 31 FILE NO. SVM-05039 8-4. Self-Diagnosis by Remote Control (Check Code) (1) If the lamps are indicated as shown B to G in Table 8-3-1, 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 ...
- Page 32 FILE NO. SVM-0 5039 Table 8-4-1 Block level Diagnosis function Air Judgement and action Check Check Block Symptom Conditioner Condition code code status Indoor Thermo. sensor short/ Continued Indicated 1.Check thermo sensor. P .C. board break. operation. when detected 2.If it is OK, check abnormal P.C.
- Page 33 FILE NO. SVM-050 39 8-5. Troubleshooting Flowcharts 8-5-1. 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...
- Page 34 FILE NO. SVM-0 5039 8-5-3. Power can not be turned on after replacing indoor P.C. board <Checking Procedure> Connect the AC Power supply Return the wiring of the Does the OPERATION Is it wired as shown power relay is returned to lamp blink? in Figure below? the normal procedure.
- Page 35 FILE NO. SVM-0 5039 8-5-4. 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 ”.
- Page 36 FILE NO. SVM-05039 8-5-5. 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".
- Page 37 FILE NO. SVM-0 5039 8-5-6. 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 ”.
- Page 38 FILE NO. SVM-0 5039 8-5-7. Only the indoor fan does not operate <Check procedure> Shut off the power supply once. Turn 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.
- Page 39 FILE NO. SVM-0 5039 8-6. 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 use the tip pencil push...
- Page 40 FILE NO. SVM-0 5039 8-6-1 How to check the P.C. board (2) Inspection procedures 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.
- Page 41 FILE NO. SVM-05039 (3) Checking procedure Table 8-6-2 Procedure Check Point (Symptom) Causes Shut off the power supply and 1.Is the fuse blown? A pplication of shock voltage. • remove the P.C. board assembly Overload by short-circuit of the •...
- Page 42 FILE NO. SVM-05039 Table 8-6-2 Approximate resistance value of thermo sensor Ω Temperature 0°C 10°C 20°C 25°C 30°C Resistance value 33.8 20.35 12.59 10.00 7.99 8-6-3. Ho w to shor ten time of restar t delay timer Press [CLR] button while pressing [CHK] button with a tip of a pencil.
- Page 43 FILE NO. SVM-05039 . PART REPLACEMENT -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.
- Page 44 FILE NO. SVM-0 5039 Part name Procedures Remarks Heat exchanger 1) Remove the front panel, electrical part and the horizontal louver following procedure 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.
- Page 45 10-1. Indoor Unit (E-Parts Assy) Location Part Location Part Description Description 43T60002 TERMINAL BLOCK; 3P 43T69366 PC BOARD 43T69371 TC SENSOR (FOR RAS-M10UKPX4) 43T69005 SENSOR;THERMOSTAT 43T69367 PC BOARD 43T69079 PC BOARD ASSY;WRS-LED (FOR RAS-M13UKPX4) 43T69364 FUSE,TEMPERATURE 43T69361 TRANSFORMER(TT-10) 43T62003 CORD CLAMP –...
- Page 46 BAND MOTOR-L 43T44352 REFRIGERATION CYCLE ASSY 43T21338 MOTOR FAN (FOR RAS-M13UKPX4) 43T39303 BAND MOTOR-R 43T44355 REFRIGERATION CYCLE ASSY 43T82301 PLATE; INSTALLATION (FOR RAS-M10UKPX4) 43T69422 WIRELESS-REMOCO (WC-H01EE) 43T47006 PIPE; DELIVERY 43T83003 HOLDER; REMOTE CONTROLLER 43T47005 PIPE; SUCTION 43T85468 OWNER'S MANUAL (FOR RAS-M10UKPX4)