Инструкция на Настенные сплит-системы Toshiba серии RAS .... (сервис-мануалы) бренда Toshiba

SERVICE MANUAL

AIR CONDITIONER SPLIT WALL TYPE RAS-07SKHP-E / RAS-07S2AH-E RAS-10SKHP-E / RAS-10S2AH-E Revised May, 2007

CONTENTS

1. SPECIFICATIONS 2. CONSTRUCTION VIEWS 2-1 2-2 2-3 Indoor Unit Outdoor Unit (RAS-10S2AH-E) Outdoor Unit (RAS-07S2AH-E) 3. WIRING DIAGRAM 4. SPECIFICATION OF ELECTRICAL PARTS 4-1 4-2 4-3 5. Indoor Unit (RAS-10SKHP-E, RAS-07SKHP-E) Outdoor Unit (RAS-10S2AH-E) Outdoor Unit (RAS-07S2AH-E) REFRIGERATION…

INSTALLATION PROCEDURE 8-1 8-2 8-3 8-4 8-5 8-6 8-7 9. Safety Cautions Installation Diagram of Indoor and Outdoor Units Installation Indoor Unit Outdoor Unit How to Set Remote Control Selector Switch Others TROUBLESHOOTING CHART 9-1 9-2 9-3 9-4 9-5 Troubleshooting Procedure Basic Check Items Primary…

1. SPECIFICATIONS

MODEL RAS-10SKHP-E / RAS-10S2AH-E ITEM Cooling Capacity kW RAS-07SKHP-E / RAS-07S2AH-E Heating Cooling 220V 240V 220V 240V 2.50 2.55 2.70 2.72 Phase Power source V 0.77 0.81 0.74 0.76 Power factor % Outdoor A A Starting current A Moisture removal lit/h Noise dB Indoor (H/M/L) Outdoor (220-240V) dB…

Note : 1

2. CONSTRUCTION VIEWS

2-1. Indoor Unit Front panel Air filter Air inlet Heat exchanger 195 58 Air outlet Knock out system Knock out system Connecting pipe (0.37m) (Flare 6.35) 290 Drain hose (0.5m) Hanger Connecting pipe (0.37m) (Flare 9.52) 605 235 For stud bold ( 8~ 215 215 Hanger For stud bold ( 6) 10) 90 135 Hanger…

A R15 Ø6 hole R5.5 Ø6 hole Ø11x14 hole A detail Drawing (Back leg) Ø 25 Drain outlet FAN-GUARD 2- Ø11 x 14 Hole (For Ø8 -Ø10 anchor bolt) 36 50 R15 B Detail Drawing (Front leg) Ø 436 COVER-PV 275 550 Z Electrical part cover Liquid side (Flare Ø 6.35) 129 Service port 2 -R5- 5x17L UShape (For Ø 8…

CL CL -7-

3. WIRING DIAGRAM

RAS-10SKHP-E / RAS-10S2AH-E RAS-07SKHP-E / RAS-07S2AH-E BLK 3 T6.3A 250VAC CN31 SINGLE PHASE 220-240V 50/60Hz RY01 R21 VARISTOR WHI BLU BLU CN14 Micro Power Module Voltage Regulator + DB01 L01 BLK MAIN P.C. BOARD WP-015 T02 C.T. RY04 RY03 WHI CR02 CN27 145 C CR01 CN01 1 2 HEAT EXCHANGER 1 2 SENSOR…

4. SPECIFICATION OF ELECTRICAL PARTS

5. REFRIGERATION CYCLE DIAGRAM

5-1. RAS-10SKHP-E / RAS-10S2AH-E Cooling 0.39 m (Connecting pipe) Æ9.52 T1 Indoor unit Heat exchanger 0.49 m (Connecting pipe) Æ6.35 Heating Cross flow fan P O.D.:9.52 mm O.D.:6.35 mm Packed valve (Æ9.52) Packed valve (Æ6.35) Heating Cooling 4-way valve Heating Cooling Compressor PH150X1C-4DZDN3…

Indoor unit Heat exchanger Cooling 0.39m (Connecting pipe) ∅9.52 T1 0.49m (Connecting pipe) ∅6.35 Heating Cross flow fan O.D.:9.52mm O.D.:6.35mm P Packed valve (∅9.52) Packed valve (∅6.35) Heating Cooling 4-way valve Heating Cooling Compressor PH108X1C-4DZDN2 Capillary tube ∅1.0x1000S (2 pcs.)…

6. CONTROL BLOCK DIAGRAM

RAS-10SKHP-E / RAS-10S2AH-E, RAS-07SKHP-E / RAS-07S2AH-E M.C.U. Main Unit Control Panel Functions Operation Display Thermo. Sensor • Louver Control Timer Display Current Sensor • 3-minutes Delay at Restart for Compressor Heat Exchange sensor (Compressor Current) Infrared Rays Signal Reciver…

7. OPERATION DESCRIPTION

1 7-1. Remote control 7-1-1. Function of Push Putton TOSHIBA Infrared signal emitter Start/Stop button Mode select button (MODE) Temperature button (TEMP) Fan speed button (FAN) Swing louver button (SWING) Set louver button (FIX) On timer button (ON) Off timer button (OFF) Sleep timer button (SLEEP)…

7-1-2. Display of Remote Control

All indications, except for the clock time indicator, are displayed by pressing the 1. Transmission mark button. 5. TIMER and clock time indicator This transmission mark indicates when the remote controller transmits signals to the indoor unit. The time setting for timer operation or the clock time…

• Turning off the compressor and outdoor fan

when the outdoor unit receives the shutdown command • Defrost control in heating operation (Temperature measurement by the indoor heat exchanger and control for the four-way valve and the outdoor fan motor) *Heat pump Model only 7-2. Outline of Air Conditioner Control This is a fixed capacity type…

OFF OFF OFF ON

Preset temp. °C OPERATION display lamp 0 (1) When [FAN] button is set to AUTO, the indoor fan motor operates as shown in Fig. 7-3-3. When [FAN] button is set to LOW, LOW+, MED, MED+ or HIGH, the motor operates with a constant air flow. (Room temp.) − (Preset temp.) ON Outdoor fan 7-3-1. Fan only…

(1) The compressor, 4-way valve, outdoor fan and

operation display lamp are controlled as shown in Fig. 7-3-8. +1 0.5 ON (Room temp.) OPERATION display lamp Outdoor fan OFF 4-way valve Compressor OFF OFF ON OFF ON ON Outdoor fan 0 ON OPERATION display lamp Preset temp. OFF 0 4-way valve +2 Preset temp. Compressor (Room temp.) +3 °C (Preset temp.)…

(3) The indoor heat exchanger restricts revolving

speed of the fan motor to prevent a cold draft. The upper limit of the revolving speed is shown in Fig. 7-3-10 and Table 7-3-2. Tc *A+4 *A+4 *A+4 H (WE) Line-approximate H and SUL with Tc. (2) Temporary Auto When the RESET button on the indoor unit is pushed, the preset temperature is fixed at 24°C…

7-4. High-Temperature Limit Control

7-6. Defrost Operation The microcontroller detects the indoor heat exchanger temperature to prevent pressure of a refrigerating cycle from increasing excessively. The compressor and outdoor fan motor are controlled as shown in Fig. 7-4-1. During the heating operation, the outdoor heat exchanger…

Max 6 minutes

Defrost Heating minutes 40 Defrost Heating minutes 40 Defrost Heating minutes 40 Defrost Heating minutes 40 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…

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…

7-8. One-Touch Comfort

One touch comfort is the fully automated operation that is set according to the preferable comdition in a region. Fan Operation *AUTO/L AUTO 0 12 L Time after operation starts (min) 25 *AUTO/L : Fan operates depends on the setting temperature and room temperature. During the One Touch Comfort mode…

7-9. Hi POWER Mode

([Hi POWER] button on the remote control is pressed.) 7-10. QUIET mode When [Hi POWER] button is pressed while the indoor unit is in Auto, Cooling or Heating operation, Hi POWER mark is indicated on the display of the remote control and the unit operates as follows. (1) Automatic operation · The…

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 temperrature on the remote control does not change) · Press…

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. This function…

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. • When the system is on stand-by (not operating)…

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 the inside of the air conditioner clean. Unit now performing cooling or dry operation Press “STOP” button Only timer indicator lights, and Self Cleaning operation…

7-14-1. Self-Cleaning diagram

Operation display ON OFF OFF FCU fan ON rpm is depend on presetting. ON (SL) OFF FCU louver OPEN OPEN (12.7º) CLOSE Timer display ON or OFF depend on presetting of timer function. ON ON or OFF depend on presetting of timer function. Compressor ON or OFF depend on presetting per room temperature. OFF…

8. INSTALLATION PROCEDURE

8-1. Safety Cautions For general public use Power supply cord of parts of appliance for Outdoor use shall be at least polychloroprene sheathed flexible cord (design H07 RN-F), or cord designation 245 IEC66. CAUTION To Disconnect the Appliance from the Main Power Supply This appliance must be…

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. Remark per EMC Directive…

mm 47 mm or more 8-2. Installation Diagram of Indoor and Outdoor Units or m ore For the rear left and left piping Hook 1 Installation plate Wall Hoo 120 k mm or m ore Air Insert the cushion between the indoor unit and wall, and tilt the indoor unit for better operation. filte r Do not allow the…

8-3. Installation

8-3-1. Optional installation parts Part Code Parts name Q'ty A Refrigerant piping Liquid side : Æ 6.35 mm Gas side : Æ 9.52 mm One each B Pipe insulating material (polyethylene foam, 6 mm thick) C Putty, PVC tapes 1 One each <Fixing bolt arrangement of outdoor unit> 07 Class 10 Class 108 mm 500 mm…

8-3-2. Accessory and installation parts

Part No. Part name (Q’ty) 1 Part No. Part name (Q’ty) 4 Installation plate x Others Pan head wood screw ∅3.1 x 16 s x 2 Super Oxi Deo filter x 1 6 Battery x 2 Mounting screw ∅4 x 25 s x 6 Remote control holder x 1 Wireless remote control x 1 Part name (Q’ty) Part No. 9 Drain nipple* x 1 (For Heat…

8-4-2. Cutting a hole and mounting installation

plate 8-4. Indoor Unit 8-4-1. Installation place • A place which provides the spaces around the indoor unit as shown in the above diagram. • A place where there is no obstacle near the air inlet and outlet. • A place that allows easy installation of the piping to the outdoor unit. • A place which…

<When the installation plate is directly mounted on

the wall> 1. Securely fit the installation plate onto the wall by screwing it in the upper and lower parts to hook up the indoor unit. 2. To mount the installation plate on a concrete wall with anchor bolts, utilize the anchor bolt holes as illustrated in the above figure. 3. Install the…

<How to connect the connecting cable>

Wiring of the connecting cable can be carried out without removing the front panel. Terminal block Cord clamp Terminal cover 1. Remove the air inlet grille. Open the air inlet grille upward and pull it toward you. 2. Remove the terminal cover and cord clamp. 3. Insert the connecting cable (according…

8-4-4. Piping and drain hose installation

How to fix the drains cap 1) Insert hexagonal wrench (4 mm) in a center head. <Piping and drain hose forming> * Since dewing results in a machine trouble, make sure to insulate both the connecting pipes. (Use polyethylene foam as insulating material.) 4 mm Left Bottom right Right Piping preparation…

<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…

8-4-6. Drainage

8-5. Outdoor Unit 1. Run the drain hose sloped downwards. 8-5-1. Installation place NOTE • Hole should be made at a slight downward slant on the outdoor side. • A place which provides the spaces around the outdoor unit as shown in the left diagram. • A place which can bear the weight of the outdoor…

8-5-2. Refrigerant piping connection

(Unit : N·m) 1. Cut the pipe with a pipe cutter. Roughness Obliquity 90° Warp Fig. 8-5-2 Outer dia. of copper pipe Tightening torque ∅6.35 16 to 18 (1.6 to 1.8 kgf·m) ∅9.52 30 to 42 (3.0 to 4.2 kgf·m) • Tightening torque of flare pipe connections 2. Insert a flare nut into the pipe, and flare the…

8-5-3. Evacuating

<Packed valve handling precautions> After the piping has been connected to the indoor unit, you can perform the air purge together at once. · · AIR PURGE Evacuate the air in the connecting pipes and in the indoor unit using a vacuum pump. Do not use the refrigerant in the outdoor unit. For details…

8-5-4. Wiring connection

8-6. How to Set Remote Control Selector A or B 1. Remove the valve cover from the outdoor unit. 2. Connect the connecting cable to the terminal as identified with their respective matched numbers on the terminal block of indoor and outdoor unit. 3. When connecting the connecting cable to the outdoor…

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. Test operation To switch the TEST RUN (COOL) mode, press…

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. If there is no trouble corresponding to 9-2, check whether or not there are faulty parts following 9-4. Self-Diagnosis by Remote Control. The indoor unit is…

9-3. Primary Judgement

9-3-2. Failure diagnosis 9-3-1. Role of indoor unit controller The indoor unit controller receives the operation commands from the remote control and executes them. • Temperature measurement at the air outlet of the indoor heat exchanger by the indoor temperature sensor • Temperature setting of the…

9-4. Self-Diagnosis by Remote Controller (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 controller is set to the service mode, the indoor controller diagnoses the operation condition and indicates the information of the self-diagnosis on the display of…

Table 9-4-1

Block level Check code Block Indoor P.C. board Diagnosis function Check code Air Conditioner status Symptom Condition Judgement and action Thermo. sensor short/break. Continued operation. Indicated when detected abnormal 1.Check thermo sensor. 2.If it is OK, check P.C. board. Heat exchanger sensor…

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 turn it on after 5 seconds. Countermeasure Symptom NO Does the…

9-5-2. Power can not be turned on after replacing indoor P.C. board

<Checking Procedure> Connect the AC Power supply NO Does the OPERATION lamp blink? Is it wired as shown in Figure below? YES Return the wiring of the power relay is returned to the normal procedure. NO YES To the paragraph of "No Power turns on". Blue White Red Black RAS-07SKHP-E, RAS-10SKHP-E CN31…

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? NO See "Power can not be turned on". YES Does the power turn on by pushing the [ ] button of the remote control? NO See "Power can not be turned on". YES Is AC 220-240V supplied between…

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? NO See "Power can not be turned on". YES Does the power turn on by pushing the [ ] button of the remote control? NO See "Power can not be turned on". YES Is the voltage across the indoor…

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? NO See "Power can not be turned on". YES Does the power turn on by pushing the [ ] button of the remote control? NO See "Power can not be turned on". YES Is the voltage across the terminal 2…

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? NO See "Power can not be turned on". YES Does the power turn on by pushing the [ ] button of the remote control? NO See "Power can not be turned on". YES Is the voltage across the indoor…

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 no operating status? NO Replace the P.C. board. Control P.C. board is defective. YES Start the operation with low fan setting in cool operation. Does the fan rotate? NO YES Does AC 120V or higher voltage…

9-6. Troubleshooting for Remote Control (Including the Indoor P.C. Board)

Push the There is no been from the indoor unit. The operation lamp of the air conditioner main unit does not light. button. Does the transmission indicator blink? NO YES Is there direct sunlight on the receptor of the air conditioner? Reset the remote control by take off batteries. NO YES Is there…

(2) Inspection procedres

1) When a P.C. board is judged to be defective, (1) Operating precautions check for disconnection, burning, or discolora1) When removing the front panel or the P.C. board, tion of the copper foil pattern or this P.C. board. be sure to shut off the power supply. 2) The P.C. board consists of the…

(3) Checking procedure

Table 9-6-1 No. Procedure Check Point (Symptom) 1 Shut off the power supply and remove the P.C. board assembly from the electronic parts base. Remove the connecting cable from the terminal block. 1. Is the fuse blown? 1. • Application of shock voltage. • Overload by short-circuit of the parts. 2…

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 1 2 Press [SET] button while pressing [CHK] button with a tip of a pencil. Then press [ ] button to transmit the signal to the indoor unit. PRESET FAN TEMP…

10. PART REPLACEMENT

10-1. Indoor Unit No. 1 Part name Front panel Procedures 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. Then remove the 2 screws fixing the front panel.…

Part name

Procedures 4 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. 4) Remove the screw on the heat exchanger at the fixed…

. -1. Outdoor Unit (RAS-07S2AH-E) No. 1 Part name Common procedure Procedures 1. Detachment 1) Stop operation of the air conditioner, and turn off the main switch and breaker of the air conditioner. 2) Remove the valve cover. (ST1T∅4 x 10s 1 pc) • After removing screw, remove the valve cover pulling…

4 Part name Fan motor Compressor Procedures 1) Perform work of item 1 of 1 and 1 of 2. 2) Remove the flange nut fixing the fan motor and the propeller fan. • Flange nut is loosened by turning clockwise. (To tighten the flange nut, turn counterclockwise.) 3) Remove the propeller fan. 4) Disconnect…

Part name Fan guard Procedures Remarks 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. 3)…

No. 1 Part name Common procedure Procedures 1) Stop the operation of air-conditioner, and disconnect the power cord from the AC supply. 2) Remove packed valve cover and Electric parts cover. (2-Screws ∅4 x 10L) 3) Remove the cord clamp (2-Screws ∅4 x 16L) and disconnect the connecting cable. 4)…

11. EXPLODED VIEWS AND PARTS LIST

11-1. Indoor Unit (E-Parts Assy) Location No. Part No. 43T60378 43T60002 43T69371 43T50314 43T69612 Description 402 406 Location No. Part No. Description 43T60077 43T62003 43T69625 43T69626 43T60379 FUSE, TEMPERATURE, 73C CORD CLAMP ASM-PCB-SERV (RAS-07SKHP-E) ASM-PCB-SERV (RAS-10SKHP-E) TERMINAL…

11-2. Indoor Unit

Electric Parts Assembly Location No. Part No. Description 43T00478 43T09403 43T03359 43T80317 43T09392 43T70313 43T79301 43T21363 43T44386 43T47353 43T47355 43T11317 43T19333 43T49329 FRONT PANEL ASSY GRILLE OF AIR INLET (ORIGINAL) BACK BODY ASSY AIR-FILTER HORIZONTAL LOUVER DRAIN HOSE CAP-DRAIN…

: CAPILLARY TUBE : 1.2 DIA 24 : BUSHING 26 27 : RALAY;OVERLOAD 12 34 : DRAIN NIPPLE 35 : CAPILLARY TUBE : 0.8 DIA 3,4 2 6 7,9 8,10 Location No. Part No. 43T42327 43T41394 43T49335 43T97001 43T43413 43T00448 43T46332 43T00347 43T47331 43T47332 43T47007 43T00449 43T00459 43T00451 43T21341 43T20319…

Location No. Part No. 43T42335 43T41365 43T49327 43T97001 43T43416 43T00448 43T46308 43T00347 43T47331 43T47332 43T47308 43T00486 43T21341 43T20324 43T47001 43T19335 Description Location No. Part No. Description 43T04304 43T39326 43T39325 43T19337 43T00481 43T96305 43T62323 43T19336 43T54314…

FILE NO. SVM-03004(1)

TOSHIBA CARRIER (THAILAND) CO.,LTD. 144/9 MOO 5, BANGKADI INDUSTRIAL PARK, TIVANON ROAD, TAMBOL BANGKADI, AMPHUR MUANG, PATHUMTHANI 12000, THAILAND. – 75 –

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