Related Manuals for Toshiba RAS-30NKP2B-1
Summary of Contents for Toshiba RAS-30NKP2B-1
- Page 1 FILE NO. SVM-06017 SERVICE MANUAL AIR CONDITIONER SPLIT WALL TYPE RAS-30NKP2B-1 / RAS-30N2A2B RAS-30NKP-AR-1 / RAS-30N2A-AR July 2006...
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Page 2: Table Of Contents
4. SPECIFICATION OF ELECTRICAL PARTS 4-1 Indoor Unit 4-2 Outdoor Unit (RAS-30NA2B) 4-3 Outdoor Unit (RAS-30N2A-AR) 5. REFRIGERATION CYCLE DIAGRAM 5-1 RAS-30NKP2B-1 / RAS-30N2A2B 5-2 RAS-30NKP-AR-1 / RAS-30N2A-AR 6. CONTROL BLOCK DIAGRAM 7. OPERATION DESCRIPTION 7-1 Outline of Air Conditioner Control... - Page 3 FILE NO. SVM-06017 10. PART REPLACEMENT 10-1 Indoor Unit 10-2 Outdoor Unit 11. EXPLODED VIEWS AND PARTS LIST 11-1 Indoor Unit (E-Parts Assy) 11-2 Indoor Unit 11-3 Outdoor Unit (RAS-30N2A2B) 11-4 Outdoor Unit (RAS-30N2A-AR) − 2 −...
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Page 4: Specifications
FILE NO. SVM-06017 1. SPECIFICATIONS RAS-30NKP2B-1 MODEL RAS-30N2A2B ITEM Cooling 220V Capacity 7.00 Phase 1∅ Power source 220V Power consumption 3800 Power factor Running Indoor current Outdoor 17.60 Starting current Moisture removal Liter/hr Noise Indoor (H/M+/M/L+/L) dB 52/50/47/45/42 Outdoor (220) - Page 5 FILE NO. SVM-06017 RAS-30NKP-AR-1 / RAS-30N2A-AR MODEL Cooling ITEM 220 V 240 V Capacity 7.95 8.00 1∅ Phase Power source 220V-240V Power consumption 3200 3450 Power factor Running current 0.4/15.10 0.4/15.10 Indoor/Outdoor Starting current Moisture remova l L iter/hr Indoor (H/M+/M/L+/L) 53/50/47/43/40 Noise Outdoor (230V)
- Page 6 (WB) 24°C 24°C Note : 2 • Charge refrigerant according to the table below. Refrigerant RAS-30NKP2B-1 / RAS-30N2A2B RAS-30NKP-AR-1 / RAS-30N2A-AR No need to charge 15m or less extra refrigerant Need to charge Over 15m up to 25m ( 40g/m) extra refrigerant –...
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Page 7: Construction Views
FILE NO. SVM-06017 2. CONSTRUCTION VIEWS 2-1. Indoor Unit Front panel Air filter Air inlet Heat exchanger Air outlet Knock out system Knock out system Hanger Wireless remote control Connecting pipe (0.43m) Drain hose (0.54m) (Flare ∅6.35) Hanger Connecting pipe (0.33m) (For 13 series ;... -
Page 8: Outdoor Unit
FILE NO. SVM-06017 2-2. Outdoor Unit – 7 –... -
Page 9: Wiring Diagram
FILE NO. SVM-06017 3. WIRING DIAGRAM COLOR IDENTIFICATION BROWN FAN MOTOR LOUVER WHITE MOTOR YELLOW BLUE DC MOTOR BLACK GRAY PINK ORANGE YELLOW GRN&YEL GREEN & : GREEN CN 07 CN 10 IC04 VARISTOR SG01 T6.3A 250 V DB01 F01 FUSE DC15V DC0V DC12V... -
Page 10: Specification Of Electrical Parts
FILE NO. SVM-06017 4. SPECIFICATION OF ELECTRICAL PARTS 4-1. Indoor Unit Parts name Type Specifications Fan motor (for indoor) ICF-340-30-2 DC 310-340V, 30W Thermo sensor (TA-sensor) ——— 10 kΩ at 25°C Switchins transformer (T01) SWT-77 Output DC 7V, 12Va and 12Vb Microcontroller TMP87CM40ANG 6G60... -
Page 11: Outdoor Unit (Ras-30N2A-Ar)
FILE NO. SVM-06017 4-3. Outdoor Unit (RAS-30N2A-AR) Parts name Type Specifications Output (Rated) 2700 W, 2 poles, 1 phase, 220 - 240 V, 50 Hz Compressor Winding resistance (Ω) NH56VNHT (at 25°C) 0.66 1.58 Output (Rated) 42 W, 6 poles, 1 phase, 220 - 240 V, 50 Hz Fan motor (for outdoor) Winding resistance (Ω) Red-Black... -
Page 12: Refrigeration Cycle Diagram
FILE NO. SVM-06017 5. REFRIGERATION CYCLE DIAGRAM 5-1. RAS-30NKP2B-1 / RAS-30N2A2B Indoor unit Evaporator Cooling 0.39m 0.49m (Connecting pipe) (Connecting pipe) ∅15.88 ∅6.35 Cross flow fan O.D.:15.88mm O.D.:6.35mm Packed valve Packed valve (∅15.88 ) (∅6.35) Gas container connection (Reinstall etc.) -
Page 13: Ras-30Nkp-Ar-1 / Ras-30N2A-Ar
FILE NO. SVM-06017 5-2. RAS-30NKP-AR-1 / RAS-30N2A-AR Indoor unit Evaporator 0.39 m 0.49 m (Connecting pipe) (Connecting pipe) ∅15.88 ∅6.35 Cross flow fan O.D.:15.88 mm O.D.:6.35 mm Packed valve Packed valve (∅15.88) (∅6.35) Capillary tube Accumulator ∅2.4x800 s Bypass Capillary ∅1.0x1000 l Dryer NH56VNHT... -
Page 14: Control Block Diagram
FILE NO. SVM-06017 6. CONTROL BLOCK DIAGRAM Indoor Unit Control Panel M.C.U. Operation Functions Heat Exchanger Sensor Display • Louver Control Timer • 3-minute Delay at Restart for Compressor Temperature Sensor Display Filter Sign • Motor Revolution Control Infrared Rays Signal Receiver Display Fan Only •... -
Page 15: Operation Description
Table 7-1-1 FAN TAP Cooling OPERATION Fan only MODE 1100 1000 1700 1700 1500 1300 1200 RAS-30NKP2B-1 Air flow volume (m /h) 1050 1200 1200 1700 1700 1400 1050 RAS-30NKP-AR-1 Air flow volume (m /h) 1200 975 1200 – 14 –... -
Page 16: Description Of Operation Circuit
FILE NO. SVM-06017 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 is on (or the (1) The compressor, outdoor fan and operation power supply is cut off.) display on the remote control are controlled as... - Page 17 (4 to 6 minutes). While the compressor is turning off, the indoor fan motor operates in the SUPER LOW position. RAS-30NKP2B-1 The pattern of operation depending on the relation RAS-30NKP-AR-1 between room temperature and preset temperatures is shown in Fig.
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Page 18: Eco Mode
FILE NO. SVM-06017 7-4. Hi POWER Mode 7-3. ECO Mode ([Hi POWER] button on the remote ([ECO] button on the remote control is control is pressed.) pressed.) When [Hi POWER] button is pressed while the indoor When [ECO] button is pressed while the indoor unit is unit is in Auto, Cooling or Heating operation, Hi in Cooling, Heating or Auto operation, ECO mark is POWER mark is indicated on the display of the remote... -
Page 19: Auto Restart Function
FILE NO. SVM-06017 7-6. Auto Restart Function 7-6-1. 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 20: Filter Check Lamp
FILE NO. SVM-06017 7-6-2. 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 21: Self-Cleaning Function
FILE NO. SVM-06017 7-8. 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 you turn off your air conditioner, the internal fan activates and dries the moisture in the coil for 20 minutes, then turns off automatically. -
Page 22: Quiet Mode
FILE NO. SVM-06017 7-9. QUIET Mode 7-10-1. 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 23: Installation Procedure
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 24 FILE NO. SVM-06017 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.
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Page 25: Installation Diagram Of Indoor And Outdoor Units
FILE NO. SVM-06017 8-2. Installation Diagram of Indoor and Outdoor Units For the rear left and left piping Hook Installation plate Wall Hook Insert the cushion between the indoor unit and wall, and tilt the indoor unit for better operation. Shield Do not allow the drain hose pipe... -
Page 26: Installation
FILE NO. SVM-06017 8-3. Installation 8-3-1. Optional installation parts Part Parts name Q'ty Code Refrigerant piping Liquid side : ∅6.35 mm : ∅15.88 mm Gas side each Pipe insulating material (polyethylene foam, 6 mm thick) Putty, PVC tapes each < Fixing bolt arrangement of outdoor unit > 600 mm Air inlet 120 mm... - Page 27 FILE NO. SVM-06017 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 x 8 Installation plate x 1 Remote control holder x 1 Pan head wood screw ∅...
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Page 28: Indoor Unit
FILE NO. SVM-06017 8-4-2. Cutting a hole and mounting installation 8-4. Indoor Unit 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. •... - Page 29 FILE NO. SVM-06017 <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.
- Page 30 FILE NO. SVM-06017 8-4-4. Wiring connection Connecting cable Air inlet grille Front panel Fig. 8-4-6 <Stripping length of connecting cable> 10 mm Terminal block Earth 10 mm line Cord clamp 50 mm Screw 40 mm Terminal cover Screw Earth line Fig.
- Page 31 FILE NO. SVM-06017 8-4-5. Piping and drain hose installation To connect pipe after installation of unit (figure) <In case of rightward piping> (To the forefront of flare) • After scribing slits of the body-right by a knife or a 400 mm Liquid side making-off pin, cut them by a pair of nippers or the 300 mm...
- Page 32 FILE NO. SVM-06017 8-4-6. Indoor unit fixing 8-4-7. Drainage 1. Pass the pipe through the hole in the wall, and hook 1. Run the drain hose sloped downwards. the indoor unit on the installation plate at the upper hooks. NOTE 2.
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Page 33: Outdoor Unit
FILE NO. SVM-06017 8-5. Outdoor Unit 8-5-2. Refrigerant piping connection 1. Cut the pipe with a pipe cutter. 8-5-1. Installation place • A place which provides the spaces around the outdoor unit as shown in the left diagram. Roughness Warp Obliquity 90°... - Page 34 FILE NO. SVM-06017 (Unit : N·m) 8-5-3. Evacuating Outer dia. After the piping has been connected to the indoor unit, Tightening torque of copper pipe you can perform the air purge together at once. ∅ 6.35 mm 16 to 18 (1.6 to 1.8 kgf·m) AIR PURGE 65 to 80 (6.5 to 8.0 kgf·m) ∅15.88 mm...
- Page 35 FILE NO. SVM-06017 TOCHARGE REFRIGERANT 8-5-4. Wiring connection 1. Remove the electric parts cover from the outdoor unit. Refrigerant 30 Class 2. Connect the connecting cable to the terminal as identified with their respective matched numbers on No need to charge the terminal block of indoor and outdoor unit.
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Page 36: How To Set Remote Control Selector Switch
FILE NO. SVM-06017 2. Set the remote control selector switch with the 8-6. How to Set Remote Control Selector remote control Switch 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 37: Others
FILE NO. SVM-06017 8-7. Others 8-7-3. Auto restart setting This product is designed so that, after a power failure, 8-7-1. Gas leak test it can restart automatically in the same operating mode Electric parts cover as before the power failure. Information Flare nut connections The product was shipped with Auto Restart function... -
Page 38: Troubleshooting Chart
FILE NO. SVM-06017 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 4 cables. -
Page 39: Primary Judgement
FILE NO. SVM-06017 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. -
Page 40: Self-Diagnosis By Remote Control (Check Code)
FILE NO. SVM-06017 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... - Page 41 FILE NO. SVM-06017 Table 9-4-1 Block level Diagnosis function Judgement and action Check Check Unit Block Symptom Condition code code status Indoor The indoor thermo sensor (TA) is Operation The lamp on the 1. Check the indoor thermo sensor (TA). P.C.
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Page 42: How To Diagnose Faulty Parts
FILE NO. SVM-06017 9-5. How To Diagnose Faulty Parts [09 Other cycle error] Does indoor fan operate? Is connector Clean filters. Are filters clogged? connected properly? Connect connector properly. Is TC sensor Replace resistance value TC sensor. (10 kΩ at 25°C) normal? Is condenser normal? Replace Is charged amount... - Page 43 FILE NO. SVM-06017 [0d Indoor TC sensor error] Is CN05 (TC sensor connector) Connect CN05 properly. connected properly? Is TC sensor resistance value Replace TC sensor. (10 kΩ at 25°C) normal? Indoor P.C. board is defective. Replace P.C. board. – 42 –...
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Page 44: Troubleshooting For Indoor Unit
FILE NO. SVM-06017 9-6. Troubleshooting for Indoor unit Operation 9-6-1. Power can not be turned on. (The unit does not operate at all.) Check item <Primar check> Conceivable principle (1) Is the supply voltage normal? cause (2) Is the connection to the AC output OK? (3) Is the fuse (F01) blown? Measure Item by symptoms... - Page 45 FILE NO. SVM-06017 9-6-2. Only indoor fan motor does not operate. <Primary check> (1) Is it possible to detect the power supply voltage (200 – 240 V) between 1 and 2 on the terminal block? (2) Does the indoor fan motor operate in cooling operation? –...
- Page 46 FILE NO. SVM-06017 9-6-3. Indoor fan motor automatically starts to rotate by turning on power supply. <Cause> The IC is built in the indoor fan motor. Therefore the P.C. board is also mounted to the inside of the motor. If the P.C. board is soldered imperfectly or the IC is defective, the fan motor may automatically rotate by turning on power supply.
- Page 47 FILE NO. SVM-06017 9-6-4. Compressor does not operate. <Primary check> (1) Is the preset temperature higher than the room temperature in cooling operation? (2) Is the crossover cable connected properly? <Inspection procedure> -Cooling only model- – 46 –...
- Page 48 FILE NO. SVM-06017 <Inspection procedure> - Colling model - Turn on power supply. Refer to item Power Does OPERATION can not be turned on . lamp blink? Refer to 9-9 Troubleshooting Is it possible to start for Remote Control . unit by remote control? Replace P.C.
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Page 49: Troubleshooting For Wiring (Interconnect Cable)
FILE NO. SVM-06017 9-7. Troubleshooting for Wiring (Interconnect cable) 9-7-1. Outdoor unit does not operate. <Inspection procedure> (1) Is the voltage between of the indoor terminal block varied? (2) Are signals from the indoor unit to the outdoor unit transmitted correctly based upon the following diagram? NOTE: Measure the voltage for 2 minutes and 30 seconds after starting the unit. -
Page 50: Troubleshooting For Air Purifier And Minus Ion
FILE NO. SVM-06017 9-8. Troubleshooting for Air Purifier and Minus Ion 9-8-1. How to Check Whether the Air Purifier is Good or Not Turn off the power breaker once, and turn on again after 10 seconds. Does the OPERATION lamp blink? To item Power supply is not turned on Turn off the power breaker and remove CN34 (Micro switch connector). - Page 51 FILE NO. SVM-06017 Procedure Check points Causes 1. The temperature of the indoor Press [ ] button once 1. Check whether or not the heat exchanger is extremely low. to start the unit. compressor operates. • Shorten the time of the restart 2.
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Page 52: Troubleshooting For Remote Control
FILE NO. SVM-06017 9-9. Troubleshooting for Remote Control The unit does not beep at all. Press [ ] OPERATION lamp on button. indoor unit is not indicated. Is transmission mark indicated? Press RESET button on remote control Is receiver on with tip of pencil. -
Page 53: Part Replacement
FILE NO. SVM-06017 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 inlet grille toward you to open it and remove 4 screws fixing the front panel. - Page 54 FILE NO. SVM-06017 Part name Procedures Remarks Horizontal grille 1) Remove center 2 shafts of the horizontal (1) Center shafts grille from the back body. 2) Remove left shaft of the horizontal grille from the back body. (2) Left shafts 3) Remove the horizontal grille from the back body.
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Page 55: Outdoor Unit
FILE NO. SVM-06017 10-2. Outdoor Unit Part name Procedures Remarks Common 1) Stop the operation of the air conditioner and turn off Top cabinet procedure its main power supply or remove the power supply Electrical cord. parts cover 2) Remove the electrical parts cover. (4 screws ∅4 x 10L) 3) Remove 2 cord clamps (4 screws ∅4 x 22L) and disconnect the power supply cord and connecting... -
Page 56: Exploded Views And Parts List
FILE NO. SVM-06017 11. EXPLODED VIEWS AND PARTS LIST 11-1. Indoor Unit (E-Parts Assy) Location Part Location Part Description Description 43T60002 TERMINAL BLOCK; 3P 43T69487 PC BOARD ASSY ; WRS-LED 43T50004 SENSOR; HEAT EXCHANGER 43T62003 CORD CLAMP 43T50314 SENSOR;THERMOSTAT 43T69591 PC BOARD 43T63310 SENSOR HOLDER... -
Page 57: Indoor Unit
FILE NO. SVM-06017 11-2. Indoor Unit Location Part Location Part Description Description 43T00409 FRONT PANEL ASSY 43T49009 SPRING 43T09388 GRILLE ASSY 43T49036 PLATE; EVA-SEAL 43T80306 AIR FILTER (L) 43T49039 HOLDER; PLATE EVA-SEAL 43T80312 AIR FILTER (R) 43T49038 PLATE; EVA-SEAL 43T01306 MARK 43T49037 HOLDER;... -
Page 58: Outdoor Unit Ras-30N2A2B
FILE NO. SVM-06017 11-3. Outdoor Unit RAS-30N2A2B Location Part Location Part Description Description 43T00024 PANEL; AIR OUTLET 43T62015 PROTECTOR; CORD 43T00025 PANEL; FRONT 43T21318 MOTOR FAN; AC220V 60Hz(Made in Japan) 43T00026 PANEL;SIDE 43T42322 BASE ASSY 43T20301 FAN;PROPELLER;PP491 43T19320 GUARD; FIN 43T96001 BUSHING 43T19319... -
Page 59: Outdoor Unit Ras-30N2A-Ar
FILE NO. SVM-06017 11-4 Outdoor Unit RAS-30N2A-AR Location Part Location Part Description Description 43T00024 PANEL; AIR OUTLET 43T62014 PROTECTOR; CORD 43T00025 PANEL; FRONT 43T62015 PROTECTOR; CORD 43T00026 PANEL;SIDE 43T21316 MOTOR FAN; AC220-240V 50HZ 43T42322 BASE ASSY 43T20301 FAN;PROPELLER;PP491 43T19320 GUARD; FIN 43T96001 BUSHING 43T19319... - Page 60 FILE NO. SVM-01011(1) TOSHIBA CARRIER (THAILAND) CO.,LTD. 144/9 MOO 5, BANGKADI INDUSTRIAL PARK, TIVANON ROAD, TAMBOL BANGKADI, AMPHUR MUANG, PATHUMTHANI 12000,THAILAND. – 59 –...