Toshiba RAS-B13EKVP-E - Manuals
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Manual Toshiba RAS-B13EKVP-E
Summary
– 2 – CONTENTS 1. SAFETY PRECAUTIONS ............................................................................ 3 2. SPECIFICATIONS ........................................................................................ 5 3. REFRIGERANT R410A .........................................................
– 3 – 1. SAFETY PRECAUTIONS • Read this “SAFETY PRECAUTIONS” carefully before servicing.• The precautions described below include the important items regarding safety. Observe them without fail.• After the servicing work, perform a trial operation to check for any problem.• Turn off the main power s...
– 4 – For Reference: If a heating operation would be continuously performed for a long time under the condition that the outdoor tem-perature is 0°C or lower, drainage of defrosted water may be difficult due to freezing of the bottom plate, resultingin a trouble of the cabinet or fan. It is recommen...
– 5 – 2. SPECIFICATIONS The indoor and outdoor units that can be used in combination are shown in the tables below. Table of models that can be connected Table of models that can be used in combination Type Outdoor unit Indoor unit Heat pump RAS-M14EAV–E RAS-B10EKVP–E RAS-B13EKVP–E RAS-M10UKV–E3 RAS...
– 6 – Unit model Indoor RAS-B10EKVP-E, RAS-B13EKVP-E, RAS-B16EKVP-E Outdoor RAS-M14EAV-E RAS-M18EAV-E Cooling Capacity (kW) 4.0 5.2 Cooling Capacity range (kW) 1.4 - 4.5 1.4 - 6.2 Heating Capacity (kW) 4.4 6.7 Heating Capacity range (kW) 0.9 - 5.2 0.9 - 8.5 Power supply 220~240V-1Ph-50Hz / 220V-1Ph-...
– 8 – <Cooling> RAS-M14EAV-E, RAS-M14EACV-E Operation Mode Volts Operation Status Operating indoor unit Unit capacity (kW) Capacity (kW) Running current Power Consumption V A B A B kW A W Cooling 220 1 unit 10 – 2.5 – 2.5 (1.1 to 3.2) 3.05 (1.10 to 4.30) 570 (170 to 880) 13 – 3.5 – 3.5 (1.1 to...
– 14 – Table 3-2-5 Flare and flare nut dimensions for R410A Table 3-2-3 Dimensions related to flare processing for R410A d) Flare Processing Make certain that a clamp bar and copperpipe have been cleaned. By means of the clamp bar, perform the flareprocessing correctly. Use either a flare tool for R...
– 16 – 3-3. Tools 3-3-1. Required Tools The service port diameter of packed valve of the outdoor unit in the air conditioner using R410A is changed toprevent mixing of other refrigerant. To reinforce the pressure-resisting strength, flare processing dimensions andopposite side dimension of flare nut...
– 19 – (2) Characteristics required for flux • Activated temperature of flux coincides with the brazing temperature. • Due to a wide effective temperature range, flux is hard to carbonize. • It is easy to remove slag after brazing. • The corrosive action to the treated metal and brazing filler is mi...
– 20 – Parts name of remote control WH-H03JE(Heat pump model) WC-H03JE(Cooling-only model) 4. CONSTRUCTION VIEWS 4-1. Indoor Unit RAS-B10EKVP-ERAS-B13EKVP-ERAS-B16EKVP-ERAS-M10EKCVP-ERAS-M13EKCVP-ERAS-M16EKCVP-E
– 22 – MAIN P .C. BO ARD (MCC-5020) HEA T EXCHANGER SENSOR (TC) CN07 (WHI) CN13 (WHI) CN100 (WHI) CN08 (WHI) MCC-899 Wireless Unit Assembly POWER SUPPLY CIRCUIT 21 43 BLK 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 BLU BLK BLU BLU BLU BLU BLU BLU BLU 10 10 9 8 7 6 5 4 3 2 1 9 8 7 6 5 4 3 2 1 CN01 (BLU) CN10...
– 24 – 6. SPECIFICATIONS OF ELECTRICAL PARTS 6-1. Indoor Unit RAS-B16EKVP-E, RAS-B13EKVP-E, RAS-B10EKVP-ERAS-M16EKCVP-E, RAS-M13EKCVP-E, RAS-M10EKCVP-E No. 1 2 3 4 Parts name Fan motor (for indoor) Room temp. sensor(TA-sensor) Heat exchanger temp. sensor(TC-sensor) Louver motor Type MF-280-30-5 ( – ...
– 26 – 7. REFRIGERANT CYCLE DIAGRAM 7-1. Refrigerant Cycle Diagram RAS-B13EKVP-E, RAS-B10EKVP-ERAS-M14EAV-E NOTE : Gas leak check positionRefrigerant flow (Cooling)Refrigerant flow (Heating) INDOOR UNIT T1 Tca TO Temp. measurement To B room To B room Indoor heat exchanger Indoor fan Deoxidized coppe...
– 31 – 8. CONTROL BLOCK DIAGRAM 8-1. Indoor Unit RAS-B10EKVP-E, RAS-B13EKVP-E, RAS-B16EKVP-E M.C.U Indoor Unit Control Unit From Outdoor Unit 220-240V ~50Hz 220V ~60Hz Serial Signal Communication (Operation Command and Information) Serial Signal Transmitter/Receiver Micro Switch Converter (D.C circu...
– 33 – 8-2. Out door Unit (In ver ter Assembl y ) RAS-M14EA V -E, RAS-M18EA V -E (Heat pump models) RAS-M14EA CV-E, RAS-M18EA CV-E (Cooling-onl y models) 220–240 V ~50Hz 220 V ~60Hz CONTROL BLOK DIAGRAM (Outdoor unit) Driver circuit of P.M.V. Noise filter Relay RY701 Converter (AC → DC) Input curren...
– 34 – 9. OPERATION DESCRIPTION 9-1. Outline of Air Conditioner Control This air conditioner is a capacity-variable type airconditioner, which uses DC motor for the indoor fanmotor and the outdoor fan motor. And the capacity-propor tional control compressor which can changethe motor speed in the ran...
– 36 – Remote controller Indoor unit Control contents of remote controller• ON/OFF (Air conditioner/Air purifier)• Operation select (COOL/HEAT/AUTO/DRY) • Temperature setup• Air direction• Swing• Air volume select (AUTO/LOW/LOW+/MED/MED+/HIGH) • ECO• ON timer setup• OFF timer setup• High power Signa...
– 38 – Item 1. Basic operation Operation flow and applicable data, etc. 4) AUTO operation Selection of operation mode As shown in the following figure, the operation star ts by selecting automatically the status of room temperature(Ta) when star ting AUTO operation. Description 1) Detects the room t...
– 40 – Fan speed AUTO Basic fan control * No limitation while fan speed MANUAL mode is in stability.* A: When Tsc ≥ 24, A is 24, and when Tsc < 24, A is Tsc Tsc: Set value TSC TA [˚C] b –0.5 c –1.0 d –1.5 e –2.0 f –2.5 g –5.0 –5.5 L (W8) M+ (WD) *1 *2 *3 H (WE) H (WE) Line-approximate H and SUL w...
– 41 – Item 3. Outdoor fan motor control Operation flow and applicable data, etc. The blowing air volume at the outdoor unit side is con-trolled. Receiving the operation command from the controller ofindoor unit, the controller of outdoor unit controls fan speed. * For the fan motor, a DC motor with...
– 46 – Item 9. Louver control 1) Louver position Operation flow and applicable data, etc. This function controls the air direction of the indoor unit. • The position is automatically controlled according to the operation mode (COOL/HEAT). • The set louver position is stored in memory by the microcom...
– 48 – Description Operation flow and applicable data, etc. Item Pushing [RESET] button star ts the temporary operationof [AUTO] operation. When keeping [RESET] buttonpushed for 10 seconds or more, the temporary [COOL]operation is performed. FILTER indicator ON Push RESET button. Did you push [RESET...
– 49 – Description Operation flow and applicable data, etc. Item * When the previous operation was the operation of air conditioner + air purifier,an operation of air conditioner + airpurifier star ts by pushing AC button onthe remote controller.(Operation of air conditioner + airpurifier is stored ...
– 51 – Starting up Defrost Initialize Move to initial position PMV open degree control SH control Td release control Stop by remote controller Power OFF Room temp. sensor (Ta sensor) control Compressor ON Item 14. Pulse Motor valve(PMV)control Operation flow and applicable data, etc. This function c...
– 52 – Item 15. Clean operation Operation flow and applicable data, etc. Description 1. Purpose The clean operation is to minimize the growth of mold, bacteria etc. byrunning the fan and drying so as tokeep the inside of the air condi-tioner clean. Clean operation When the cooling or dry operation s...
– 53 – Item 16. Clean operationrelease J04 Operation flow and applicable data, etc. Setting the clean operation release Add J04 of the indoor P.C. board assembly.* This cancels the auto restart function. Hold down the auto operation switch on the indoor unit for at least 3 seconds but not more than ...
– 54 – Item Description 17. Select switch onremotecontroller 1. Purpose This operation is to operate only one indoor unit using one remotecontroller. 2. Description When operating one indoor unit in a situation where two indoor unitshave been installed in the sameroom or nearby rooms, this opera-tio...
– 57 – a Infrared signal transmitterTransmits signals to the indoor unit. b button Press the button to start operation. (A receiving beep is heard.) Press the button again to stop operation. (A receiving beep is heard.)If no receiving sound is heard from the indoor unit, press the button twice. c Mo...
– 58 – All indicators, except for the clock time indicator, are displayed by pressing the button. a Transmission markThis transmission mark ( ) indicates when the remote control transmits signals to the indoor unit. b Mode indicatorIndicates the current operation mode.• Heat pump models (AUTO: Autom...
– 60 – 10. INSTALLATION PROCEDURE 10-1.Installation Diagram of Indoor and Outdoor Units Before installing the wireless remote control 100 mm or more from wall Insert the cushion between the indoor unit and wall, and tilt the indoor unit for better installation work. Make sure the drain hose is slope...
– 61 – Optional Installation Parts Part Code Parts name Q’ty Refrigerant piping 1 ea. Indoor unit name Liquid side (Outer diameter) Gas side (Outer diameter) 10, 13 6.35 mm 9.52 mm 16 6.35 mm 12.7 mm Shield pipe (for extension drain hose) (polyethylene foam, 6 mm thick) 1 Attachment bolt arrangement...
– 62 – Changes in the product and components In air conditioners using R410A, in order to prevent any other refrigerant from being accidentally charged, the service port diameter size of the outdoor unit control valve (3 way valve) has been changed. (1/2 UNF 20 threads per inch)• In order to increas...
– 63 – • A place which provides enough space around the indoor unit as shown in the diagram.• A place where there are no obstacles near the air inlet and outlet.• A place which allows easy installation of the piping to the outdoor unit.• A place which allows the front panel to be opened.• The indoor...
– 64 – Mounting the installation plate When the installation plate is directly mounted on the wall 1. Securely fit the installation plate onto the wall by screws with the upper and lower catches, that hold the indoor unit, facing out. 2. To mount the installation plate on a concrete wall use anchor ...
– 65 – NOTE • Perform wiring work being sure the wire length is long enough. How to connect the connecting cable Wiring the connecting cable can be carried out without removing the front panel.1. Remove the air inlet grille. Open the air inlet grille upward and pull it toward you. 2. Remove the term...
– 66 – Piping and drain hose forming • Since condensation results in machine trouble, make sure to insulate both the connecting pipes separately. (Use polyethylene foam as insulating material.) 1. Die-cutting front panel slit Cut out the slit on the left or right side of the front panel for the left...
– 67 – In case of right or left piping • After making slits on the front panel with a knife or similar tool, cut them out with a pair of nippers or an equivalent tool. In case of bottom right or bottom left piping • After making slits on the front panel with a knife or similar tool, cut them out wit...
– 68 – 1. Pass the pipe through the hole in the wall, and hook the indoor unit on the installation plate at the upper hooks. 2. Swing the indoor unit to right and left to confirm that it is firmly hooked on the installation plate. 3. While pressing the indoor unit onto the wall, hook it at the lower...
– 71 – Holes are provided on the base plate of the outdoor unit to ensure that the defrost water produced during heating operations is drained off efficiently. If a centralized drain is required when installing the unit on a balcony or wall, follow the steps below to drain off the water. 1. Proceed ...
– 73 – Tightening torque for connection of flare pipe The pressure of R410A is higher than R22. (Approx. 1.6 times.) Therefore securely tighten the flare pipes which connect the outdoor unit and the indoor unit with the specified tightening torque using a torque wrench.If any flare pipe is incorrect...
– 74 – Packed valve handling precautions • Open the valve stem all the way; but do not try to open it beyond the stopper. Securely tighten the valve stem cap with torque in the following table: 10-5-4. Wiring Connection 1. Remove the valve cover, the electric parts cover and the cord clamp from the ...
– 76 – • Check the flare nut connections for gas leaks with a gas leak detector and/or soapy water. To test the system, press and hold RESET button for 10 sec.(There will be one short beep.) This product is designed so that, after a power failure, it can restart automatically in the same operating m...
– 77 – 10-9. USEFUL FUNCTIONS For this outdoor unit, by referring to the 5 LED (Red) indicator lights, self-diagnosis is possible. LEDS (Red, D09 to D13) are located on the sub-control board underneath the inverter. These LEDs do not normally light.1. If trouble occurs, LED (Red) goes on according t...
– 78 – 11. HOW TO DIAGNOSE THE TROUBLE The pulse motor circuits are mounted to both indoorand outdoor units. Therefore, diagnose troublesaccording to the trouble diagnosis procedure asdescribed below. (Refer to the check points inservicing written on the wiring diagrams attached tothe indoor/outdoor...
– 79 – NOTE : A large-capacity electrolytic capacitor is used in the outdoor unit controller (inverter). Therefore, if the powersupply is turned off, charge (charging voltage DC280 to 380V) remains and discharging takes a lot of time. Afterturning off the power source, if touching the charging secti...
– 81 – OPERATION (Green)Flashing display (1 Hz) OPERATION (Green)TIMER (Yellow)FILTER (Orange)Flashing display (5 Hz) OPERATION (Green)FILTER (Orange)Flashing display (5 Hz) OPERATION (Green)TIMER (Yellow)Flashing display (5 Hz) OPERATION (Green)Flashing display (5 Hz) Protective circuit operation f...
– 83 – Block distinction Check code Block Indoor P.C.board etc. Notdisplayed Connectingcable andserial signal Operation of diagnosis function Check code Cause of operation Short-circuit or discon-nection of the roomtemperature sensor(TA sensor). Being out of place,disconnection, shor t-circuit, or m...
– 85 – NO Turn off power supply once, and 5 second later, turn it on again. Is OPERATION indicator flashing? Is it possible to turn on power supply by pushing [START/STOP] button on remote controller? Is voltage (DC12V or 5V) indicated on rear of indoor control board normal? Does transmission mark o...
– 86 – (3) Only the indoor motor fan does not operate <Primary check> 1. Is it possible to detect the power supply voltage (AC220–240V) between # and $ on the terminal block? 2. Does the indoor fan motor operate in cooling operation? (In heating operation, the indoor fan motor does not operate...
– 88 – NO YES Push the START/STOP button. Is transmission mark indicated? The unit does not beep at all.OPERATION indicator on indoor unit is not lit. NOTE : After replacing batteries, push the RESET buttonwith a tip of a pencil. Is receiver on indoor unit exposed to direct sunlight? Avoid direct su...
– 89 – Refer to the chart in 11-6. Gas leak P.M.V. is defective. Miswiring of connecting wires of indoor/outdoor units Clogging of pipe and coming-off of TC sensor Gas circulation amount is down. Measure gas pressure. Gas shortage Gas leak Pipe clogging Thermo. operation of compressor Red White Term...
– 91 – 11-7. Trouble Diagnosis by Outdoor LED For the outdoor unit, the self-diagnosis is possible byfive LEDs (Red). • LEDs (Red) (D11 to D15) are provided on the sub- control board under surface of the inver ter, and asshown below, they are checked from the wiring portwhen removing the wiring cove...
– 92 – 11-7. Troubleshooting 11-7-1. How to Check Whether the Air Purifier is Good or Not Pr imar y chec k Operation c hec k Turn off the power breaker once, and turn on again after 10 seconds. Does the OPERATION indicator flash? Turn off the power breaker and remove CN34 (Micro switch connector). S...
– 93 – 11-7-2. How to Check Whether the Minus Ion Generator is Good or Not 1) Check operation while short-circuiting CN34 of the main P.C. board.2) Perform air purifying operation by the remote controller. • In this time, check that the remote controller is in status which is shortened by time on th...
– 94 – Diagnosis/Process flowchart Item Preparation Check Check Operation Measure- ment Check Stop Check Measure- ment Contents Turn “OFF” the power supplybreaker, and remove 3Pconnector which connectsinverter and compressor. • Check whether 25A fuse on the control board assemblyis blown or not. (F0...
– 95 – Diagnosis/Process flowchart Item Check Operation Contents Check winding resistancebetween phases of compres-sor, and resistance betweenoutdoor frames by using atester. • Is not grounded. • Is not short-circuited between windings. • Winding is not opened. Remove connector CN300 ofthe out...
– 97 – 100 30 40 50 60 70 80 90 20 10 0 0 10 20 30 40 50 Resistance value (k Ω ) Temperature (˚C) TD : Discharge temp. sensor TA : Room temp. sensor TC : Heat exchanger temp. sensor TO : Outdoor temp. sensorTE : Outdoor heat exchanger temp. sensor TS : Suction temp. sensor TGa : A room Gas side temp...
– 99 – No. Checking procedure Part name Outdoor temperature sensor(TO), discharge temperaturesensor (TD), suctiontemperature sensor (TS),outdoor heat exchangertemperature sensor (TE),A room gas side temperaturesensor (TGa), B room gasside temerature sensor (TGb) 5 Disconnect the connector, and measu...
– 100 – If the resistance value between 1 (Red lead) – 2 (White lead) 2 (White lead) – 3 (Black lead) 3 (Black lead) – 1 (Red lead) of the connector (CN300 : Motor winding) is 17 to 25 Ω , it is normal. Turn OFF the breaker. Fan motor is normal. Does the fan rotate without trouble when rotating it w...
– 101 – 12. HOW TO REPLACE THE MAIN PARTS WARNING • Since high voltages pass through the electrical par ts, turn off the power without fail before proceeding with the repairs.Electric shocks may occur if the power plug is not disconnected. • After the repairs have been completed (after the front pan...
– 102 – No. Remarks Procedures Part name Pull here Push here Push here Pull here Press with your thumb Pull here Holder Protrusion Electric dust collector Holder Protrusion Electric dust collector 4 ) Push “ ” part under the front panel and remove hooks of the front panel from theinstallation plate....
– 103 – No. Remarks Procedures Part name High voltagegenerator " 1) Follow to the procedure in the item ! . 2) Remove the drain guide. 3) To remove the air ionizer from the back body, pull it toward you while pressing down on its leftand right claws. Disconnect the two leads(black) connected to ...
– 104 – No. Remarks Procedures Part name High voltagegenerator " <How to assemble the high voltage generator> 1) Inser t the high voltage generator straight into the evaporator, and secure it using the fixing screw. 2) Pass the leads of the high voltage generator through the area designate...
– 110 – No. ! 12-2. Microcomputer <P.C. board layout> Part name Common procedure Procedure 1) Turn the power supply off to stop the operation of air-conditioner. 2) Remove the front panel. • Remove the 2 fixing screws. 3) Remove the electrical part base. Remarks Replace terminal block,microcom...
– 112 – No. Remarks Procedures Part name 1. Detachment 1) Perform step 1 in 1 . 2) Remove the fixing screws (ST1TØ4 x 8 l l l l l 2 pcs.) used to secure the front cabinet and invertercover, the screws (ST1TØ4 x 8 lllll 3 pcs.) used to secure the front cabinet at the bottom plate, andthe fixing screw...
– 113 – Inverter cover P. C. board (Soldered surface) Discharging position (Discharging period 10 seconds or more) Plug of soldering iron A screw(STIT-4X8MSZN) Put the compressorleads and the comp. thermo leads through the hole. Put each leadsthrough the slit. No. # Part name Inverterassembly Proced...
– 114 – No. Remarks Procedures Part name P.C. board base P.C. board CN300 Main P.C. board CN701 Sub P.C. board Connector Ty lap tie Two claws Two screws (PT2F-4X10MS-ZN) Hook Sub PCB base CN14 CN13 CN02 CN03 CN04 CN05 CN07 CN01 CN10 CN12 CN11 Control boardassembly % 1) Disconnect the leads and conne...
– 115 – No. Remarks Procedures Part name 1. Side cabinet (right) 1) Perform step 1 in " and all the steps in # . 2) Remove the fixing screw (ST1TØ4 x 8 lllll 5 pcs.) used for securing the side cabinet to the bottomplate and valve fixing plate. 2. Side cabinet (left) 1) Perform step 1 in " . ...
– 116 – No. Remarks Procedures Part name 1) Perform work of item 1 of ! and " . 2) Remove the flange nut fixing the fan motor and the propeller. • Flange nut is loosened by turning clockwise. (To tighten the flange nut, turn counterclock-wise.) 3) Remove the propeller fan. 4) Disconnect the conn...
– 117 – No. Remarks Procedures Part name Hooking claw Minus screwdriver Coil inserting position Coil anti-turnlock position Coilanti-turn lock 1. Detachment 1) Perform step 1 in " , all the steps in # and 1 in $ . 2) Remove the coil by pulling it up from the elec- tronic control valve body. 2. A...
– 122 – 13. EXPLODED VIEWS AND PARTS LIST 13-1. Indoor Unit (1) 233 232 239 207 218 212 230 223 219 210 211 215 209 217 234 240 238 214 226 225 213 216 247 235 248 236 201 203 221 222 224 246 227 228 245 204 205 202 206 229 Location No. Part No. Description 201 43005611 PANEL ASS’Y, FRONT 202 430056...
– 125 – 13-3. P.C. Board Layout Location No. Part No. Description 701 43050412 Sensor , (Heat pump) 702 43050413 Sensor , TS 703 43050415 Sensor , TO 704 43050418 Sensor , TGa (Heat pump) 705 43050419 Sensor , TGb (Heat pump) 706 43050416 Sensor , TGa (Cooling-only) Location No. Part No. Description...
Appendix-1 Appendix No. 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 Cord Heater Installation Work Applicable Models: RAS-10EAVP-E, RAS-13EAVP-E, RAS-16EAVP-E 1. Required parts for installation work (Recommendation) Remarks Procured locally Procured locally Procured locally Procured locally Procured locally Procur...
Appendix Appendix-2 No. Remarks Specifications/Vendor Q’ty Part name NOTE: The parts on the above table are recommended parts. 1 3 1 4 1 5 1 6 1 7 Power cord Thermostatfixing plate PVC tube Shield tube Bundling tie 1 1 1 1 1 2-cores x 0.75mm² or more, H05RN-F Material: SGCC-Z08, Board thickness: 0.8...
Appendix Appendix-4 4. Cord heater installation work procedure No. Photo / Explanatory diagram Procedure 1 Remove each cabinet, inverter assembly, motor base assembly, and partition board assembly. * Do not damage the electric parts such as cables, connectors, etc. while this work. Remove the upper ...
Appendix Appendix-10 6. Diagram showing positions φφφφφ 3.2 mm holes to be additionally drilled in base plate
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