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SERVICE MANUAL

1. For 16k Flare 12 7mm 605 235 235 For stud bold 8 10 215 215 For stud bold 56 m N of LO ef Gee ee eee CCE EN id l parse wats 00 be varietal re T aa e re er Hanger e 90 135 135 90 gt lt gt lt gt Installation plate outline Center line FILE NO SVM 12051 4 2 Outdoor Unit A 125 29 108 a d Nn Adetaildmwing Backleg amp rl 4 L T J Rod 25 Drain outlet 2 11x14 Hole B For8 10 anchorbok FAN GUARD 440 CaO n s TOSHIBA COVER PV eo e F T 330 299 100 600 99 69 351 BN e Y e He c tric al part T liquid side Hare 06 35 n Gas side 10 13 Hare 09 52 16 Hare 012 70 9 U 1 ee ES zi View Z Service port Z 2 R5 5 17L Ushape 600 For 8 210 anchor bolt 100 or more il A
2. Terminal T d 1 o Connecting cable te Le Power cord LN Lx pm 2 A e 40 pall 40 1 Earth line Earth line Connecting cable Power cord Fig 10 4 11 50Hz 220 240V 60Hz 220 Power source Single phase Maximum 11A running current fuse rating Plug socket amp 15A HO7RN F or 245 IEC66 1 5 mm Power cord or more NOTE Connecting cable Wire type More than HO7RN F or 245 IEC66 1 0 mm or more Wrongt wiring connection may cause electrical parts to burn out Be sure to comply with local cords on running the wire from indoor unit to outdoor unit size of wire and wiring method etc Every wire must be connected firmly This installation fuse 15A must be used for the power supply line of this air conditioner If incorrect or incomplete wiring is carried out it will cause an ignition or smoke Prepare the power supply for exclusive use with the air conditioner This product can be connected to the mains Connection to fixed wiring A switch which disconnects all poles and has a contact separation of at least 3 mm must be incorporated in the fixed wiring 10 5 Test Operation 10 5 1 Gas Leak Test Check the flare nut connections for gas leaks with a gas leak detector and or soapy water Check pla
3. Detail Detail TS sensor TD sensor ee FILE NO SVM 12051 Remarks Detail C Detail A TO sensor older Arrow D TO sensor During the installation work and on its completion take care not to damage the coverings of the sensor leads on the edges of the metal plates or other parts It is dangerous for these coverings to be damaged since damage may cause electric shocks and or a fire After replacing the parts check whether the positions where the sensors were installed are the proper positions as instructed The product will not be controlled properly and trouble will result if the sensors have not been installed in their proper positions 103 Part name Replacement of temperature sensor for servicing only Common service parts of sensor TO TS TE TD These are parts for servicing sensors Please check that the accessories shown in the right table are packed Procedure 1 Cut the sensor 100 mm longer than old one 2 Cut the protective tube after pulling out it 200 mm 3 Move the protective tube toward the thermal sensor side and tear the tip of lead wire in two then strip the covering part 4 Pass the stripped part through the thermal constringent tube 5 Cut the old sensor 100 mm length on the connector side and recycle that conne
4. Front cabinet 2 Attachment 1 Insert the claw on the front left side into the side cabinet left 2 Hook the bottom part of the front right side onto the concave section of the bottom plate Insert the claw of the side cabinet right into the square hole in the front cabinet 3 Return the screws that were removed e above to their original positions and attach them e Concave section Part name Inverter assembly Procedure 1 Perform work of item 1 in 2 Remove screw ST1T 4 x 10L 2 pcs of the upper part of the front cabinet If removing the inverter cover in this condition P C board can be checked If there is no space above the unit perform work of 1 in Be careful to check the inverter because high voltage circuit is incorporated in it 3 Perform discharging by connecting polarity by discharging resistance approx 100040W or plug of soldering iron to terminals a of the C14 printed CAUTION HIGH VOLTAGE is attached electrolytic capacitor 760uF or 500uF on P C board Be careful to discharge the capacitor because the electrolytic capacitor cannot naturally discharge and voltage rema
5. Replace fan motor be a cause of Does OPERATION indicator flash Is wired correctly to white and black lead wires of terminal block YES To item of Power supply is not turned on FILE NO SVM 12051 3 Only the indoor motor fan does not operate lt Primary check gt 1 Is it possible to detect the power supply voltage AC220 240V between O on the terminal block 2 Does the indoor fan motor operate in cooling operation In heating operation the indoor fan motor does not operate for approximately 10 minutes after it is turned on to prevent a cold air from blowing in Turn off power supply once and turn it on again Does fan motor YES continue to operate Start to operate indoor unit in cooling operation at airflow level LOW Is it possible to detect DC 1V or more between C and 3 of motor connector CN31 Peplace indoor fan motor Is it possible to detect Does indoor NO DC 310 340 between NNO fan operate D and 2 of motor YES connector CN31 i Turn off indoor unit and remove Motor connection condition connector from motor Is it possible to detect DC 15V Then push START STOP button between 4 and 3 of on remote controller to stop motor connector CNS1 flashing lamp on indoor unit Is it possible to detect DC 15V b
6. 12 Discharge temperature control Td value Control operation Judges as an error and stops the compressor Reduce the compressor speed Reduce slowly compressor speed Keeps the compressor speed If the operation is performed with lower speed than one commanded by the serial signal speed is slowly raised up to the commanded speed Operates with speed commanded by the serial signal Purpose This function detects error on the refrigerating cycle or error on the com pressor and performs protective control Operation Control of the compressor speed The speed control is performed as described in the left table based upon the discharge temperature Operation flow and applicable data etc 13 Pulse This function controls throttle amount of the Modulating refrigerant in the refrigerating cycle valve P M V According to operating status of the air conditioner control this function also controls the open degree of valve with an expansion valve with pulse Modulation Starting up Move to initial position Compressor ON Td PMV open degree control Stop by Room temp sensor remote controller Ta sensor control Power OFF Defrost SH Super Heat amount Ts Temperature of suction pipe of the compressor Tc or Te Heat exchanger temperature at evaporation side PMV Pulse Modulating Valve FILE NO SVM 12051 Description 1 When startin
7. 10 11 12 13 14 __J ON timer SET OFF tor enter OFF timer setting 6 rises SET again during the f or 8 blink During the daily timer is activating both arrows f are indicated Note Keep the remote control in accessible transmission to the indoor unit otherwise the time lag of up to 15 minutes will occur The setting will be saved for the next same operation PRESET OPERATION Set your preferred operation for future use The setting will be memorized by the unit for future operation except air flow direction 1 Select your preferred operation 2 Press and hold for 3 seconds to memorize the setting The mark displays 3 Press Operate the preset operation AUTO RESTART OPERATION To automatically restart the conditioner after the power failure Power of the unit must be on Setting 1 Press and hold the RESET button on the indoor unit for 3 seconds to set the operation 3 beep sound and OPERATION lamp blink 5 time sec for 5 secpmds Do not operate ON timer and OFF timer 2 Press and hold the RESET button on the indoor unit for 3 seconds to cancel the operation 3 beep sound but OPERATION lamp does not blink POWER SELECTION OPERATION This function is used when its circuit breaker is shared with other electrical appliances It limits the maximum current power consumption to 100 75 or 50 The lower the percentage the higher the saving and also the long
8. D C circuit Micro Switch ZN Noise Filter Serial Signal Transmitter Receiver i E E E EE EAE Power Supply TEET From Outdoor Unit Serial Signal Communication Operation Command and Information Remote Controller Infrared Rays 36 7kHz REMOTE CONTROLLER HESSE a ean X Operation 5 Operation Mode Selection AUTO COOL DRY HEAT Thermo Setting Fan Speed Selection ON TIMER Setting OFF TIMER Setting Louver AUTO Swing Louver Direction Setting Hi POWER COMFORT SLEEP QUIET PURE FILE NO SVM 12051 8 2 Outdoor Unit Inverter Assembly JosseJduio 40jOW UE Joopino LINN HOOG L010 O4UOD DOIN Y O IN 9A EA IQON SNd ov lt oq JOJeAU AWd 0 INDIO JeAuq lt oq Jeue u aye uano D jueuno 2v Josues JouoAuo jueuno ZHINY PNOO KouenboJj UOn294102 20108 42019 JOOPU dwa eBaeuosiq 041009 A W d uomnouni q Y Kouenbea 1ndino 041u09 uornoau109 20428 JOMOd YBIH 0 009 UB 041009 99 p JUBUND J9AO 85l 03009 jueuno 1nduJ uonounj 515901045 NMd NOW 8 O d 600
9. Operation of air conditioner air purifier is stored in memory 1 Swing is available 2 Fan speed is Fan Auto mode varies in order M 1 gt L gt L gt SL Sending air purifier OFF 9 0 Air conditioner Air purifier operate Filter OFF Air conditioner operates Air purifier OFF Air purifier ON Air purifying operation All stop FILE NO SVM 12051 Operation flow and applicable data etc Description 11 Air purifying control Detection of abnormality Filter lamp ON Error input 5 times Purifying operation Total operation time 1000H NO Purifier power ON Error input YES Purifier power ON Filter lamp OFF 1 minute or less continues YES Filter lamp ON Purifier power OFF Purifier power OFF Purifier power ON after 10 minutes from the error input YES Purifier power OFF Purifier power OFF D Reset by RESET button 2 Reset by RESET button or by the stop direction from the remote controller When the breaker is turned ON In restart time after power failure or RESET button is pressed while the FILTER indicator is turned on the air purifier is not turned on until the integrated operation time of the indoor fan exceeds 1 hour after operation start It is nor the air purifier operation time It is the safety measures considering an incom plete drain when electric dust collector has been cleaned with water
10. Part name Compressor Procedure 1 Perform work of item 1 of D and 2 Extract refrigerant gas 3 Remove the partition board ST1T 4 x 10L 4 pcs 4 Remove the sound insulation material 5 Remove terminal cover of the compressor and disconnect lead wire of the compressor from the terminal 6 Remove pipe connected to the compressor with a burner Take care to keep the 4 way valve away from naked flames Otherwise it may malfunction 7 Remove the fixing screw of the bottom plate and heat exchanger ST1T 4 x 10L 1 pc 8 Remove the fixing screw of the bottom plate and valve fixing plate ST1T 4 x 10L 2 pcs 9 Pull upward the refrigeration cycle 10 Remove NUT 3 pcs fixing the compres sor to the bottom plate FILE NO SVM 12051 Remarks Reactor 1 Perform work of item 1 of and 2 Remove screws fixing the reactors ST1T 4 x 10L 4 pcs 101 Part name Electronic expansion valve coil Procedure 1 Detachment 1 Perform step 1 in all the steps in 1 in 2 Remove the coil by pull it upward 2 Attachment 1 Insert a valve coil to value body by push it downward And confirm to fix it surely FILE NO SVM 12051 Remarks Fan guard 1 Detachment 1 Perform work of item 1 of 2 Remove the front cabinet and put it down so that fan guard side directs
11. The unit starts to operate The green indicator is on After approx three seconds The unit beeps three times and continues to operate If the unit is not required to operate at this time press RESET button once more or use the remote controller to turn it off Press RESET button for more than The unit is in operation The green indicator is on three seconds Less than 10 seconds The unit stops operating The green indicator is turned off After approx three seconds The unit beeps three times If the unit is required to operate at this time press RESET button once more or use the remote controller to turn it on 9 3 3 Power Failure During Timer Operation When the unit is turned off because of power failure during timer operation the timer operation is can celled In that case set the timer operation again NOTE The daily timer is reset while a command signal can be received from the remote controller even if it stopped due to a power failure FILE NO SVM 12051 9 4 Remote control 9 4 1 Remote control and its functions 1 Infrared signal emitter Memory and preset button PRESET 3 Start Stop button 4 Temperature up down and Timer OOS or clock up down button TEMP AIB BO Bg 8 Mode select button MODE ELE Bu 6 Swing louver button SWING EXE crm 7 Fan speed button FAN cm PS One Touch b
12. 2 C401 C111 ar 101 6 Q a o Lig 23 C533 FILE NO SVM 12051 2 CN3L x lt lt Ww e z gt 5 GND 8 1 1 Sensor characteristic table Resistance value kQ TA TC Tcj TO TE TS 20 30 40 50 Temperature C 85 12V TD Discharge temp sensor TA Room temp sensor TC and Tcj Heat exchanger temp sensor TO Outdoor temp sensor TE Outdoor heat exchanger temp sensor TS Suction temp sensor FILE NO SVM 12051 11 9 3 Indoor Unit Other Parts Part name Checking procedure Room temp TA sensor Disconnect the connector and measure the resistance value with tester Heat exchanger TC Tcj Normal temp sensor T t Remote controller Refer to 11 5 1 5 Louver motor Measure the resistance value of each winding coil by using the tester MSBPC20F04 Under normal temp 25 C Position Resistance value 250 200 Indoor fan motor Refer to 11 5 1 3 and 4 11 9 4 Outdoor Unit Part name Checking procedure Compressor Measure the value of each winding by using the tester Model DA111A1F 24F Position Resistance value Red White White Black 0 88 to 0 98Q Black Red White Black Under 20 Outdoor fan motor Measure the resistance value of winding by using the tester
13. After scribing slits of the front panel with a knife or a making off pin cut them with a pair of nippers or an equivalent tool Fig 10 3 14 Left hand connection with piping Bend the connecting pipe so that it is laid within 43 mm above the wall surface If the connecting pipe is laid exceeding 43 mm above the wall surface the indoor unit may unstably be set on the wall When bending the connecting pipe make sure to use a spring bender so as not to crush the pipe when inserting the drain cap FILE NO SVM 12051 Bend the connecting pipe within a radius of 30 mm To connect the pipe after installation of the unit figure To the front flare A 270 mm Liquid side Gas side R30 mm Ues polisin polyethylene core or the like for bending pipe E 5 Outward form of indoor unit x SZZ NZ eS Use a screwdriver handle etc Fig 10 3 15 NOTE If the pipe is incorrectly the indoor unit may unstably be set on the wall After passing the connecting pipe through the pipe hole connect the connecting pipe to the auxiliary pipes and wrap the facing tape around them Bind the auxiliary pipes two and connecting cable with facing tape tightly In case of leftward piping and rear leftward piping bind the auxiliary pipes two only with facing tape Indoor unit Auxiliary pipes Connecting cable Installation plate Fig 10 3 16 Care
14. Compressor current is higher than limitation lock rotor etc Compressor position detect All OFF Flashes after circuit error or short circuit error is detected between winding of 4 times compressor Current detect circuit of inverter P C board error All OFF Flashes after error is detected 4 times All OFF Flashes after error is detected 4 times All OFF Flashes after error is detected 4 times All OFF Flashes after error is detected 4 times TE sensor The heat exchanger temperature sensor of the outdoor unit either TS sensor Suction pipe temperature sensor out of place disconnection or shortage TD sensor Discharge pipe temperature sensor is disconnection or shortage Outdoor fan failure or its drive circuit on the inverter P C board failure Record error TO sensor The outdoor Operation temperature sensor is continues after detected disconnection or shortage 4 times But does not flash display If outdoor fan does not operate or operate but stop after some period replace the inverter P C board If outdoor fan operates normally measure 3 Phase output of inverter P C board 150 270VAC at the connecting lead wire of compressor If 3 Phase output is abnormal replace inverter P C Board If 3 Phase output is normal replace compressor lock rotor etc Remove connecting lead wire of the compressor and operate again If outdoor fan does
15. LA or more AX A XK A XL AXL y d 3 i Do not put the drain hose end in the drainage ditch Do not put the drain hose end into water Fig 10 3 19 FILE NO SVM 12051 2 Put water in the drain pan and make sure that the water is being drained outside 3 When connecting extension drain hose insulate the connection part of extension drain hose with shield pipe Drain hose Inside the room Extension drain hose Fig 10 3 20 Install the drain pipe for proper drainage Improper drainage can result in water dripping inside the room This air conditioner has been designed to drain water collected from condensation which forms on the back of the indoor unit to the drain pan Therefore do not locate the power cord and other parts at a high place than the drain guide Wall Drain guide Space for pipes Fig 10 3 21 10 4 Outdoor Unit 10 4 1 Installation Place A place which provides enough space around the outdoor unit as shown in the diagram A place which can bear the weight of the outdoor unit and does not allow an increase in noise level and vibration A place where the operation noise and discharged air do not disturb neighbors A place which is not exposed to a strong wind A place free of combustible gases A place which does not block a passageway When the outdoor unit is to be installed in an elevated position be sure to secure its feet This air conditio
16. Automatic control A Auto changeover control Cool Dry X Heat 3 Temperature indicator Indicates the temperature setting 17 C to 30 C 4 PURE indicator Shows that the electrical air purifying operation is in progress 5 FAN speed indicator Indicates the selected fan speed AUTO or five fan speed levels LOW a LOW L MED _ m HIGH _ mm Can be shown Indicates AUTO when the operating mode is either AUTO or Dry 10 11 14 0 8 POWER JHipower 260 Lauto am 129 7 4 6 15 dE 6 TIMER and clock time indicator The time setting for timer operation or the clock time is indicated The current time is always indicated except during TIMER operation 7 Hi POWER indicator Indicates when the Hi POWER operation starts Press the Hi POWER button to start and press it again to stop the operation 8 9 PRESET indicator Flashes for 3 seconds when the PRESET button is pressed during operation The mark is shown when holding down the button for more than 3 seconds while the mark is flashing Press another button to turn off the mark 9 POWER SEL Indicates the selected POWER SEL level a 10096 7596 50 10 A B change indicator remote controller When the remote controller switching function is set B appears in the remote controller disp
17. e f itis necessary to drain the defrost water attach drain nipple 9 and cap water proof to the bottom plate of the outdoor unit before installing it 10 2 2 Accessory and installation parts FILE NO SVM 12051 Part No Part name Q ty Part No Part name Q ty Part No Part name Q ty D E Installation plate x 1 4 Remote control holder x 1 Mounting screw 4 x 25 0 x 6 Qum li Flat head wood screw Wireless remote control x 1 TOSHIBA New IAQ filter L x 1 3 1x16 0 x2 d b oO Battery x 2 Plasma air purifier x 1 Drain nipple x 1 Others Name Owner s manual Installation manual Cap water proof x 2 The part marked with asterisk is packaged with the outdoor unit 10 2 3 Installation Servicing Tools Changes in the product and components In the case of an air conditioner using R410A in order to prevent any other refrigerant from being charged accidentally the service port diameter of the outdoor unit control valve 3 way valve has been changed 1 2 UNF 20 threads per inch In order to increase the pressure resisting strength of the refrigerant piping flare processing diameter and size of opposite side of flare nuts has been changed for copper pipes with nominal dimensions 1 2 and 5 8 New tools for R410A New tools for R410A Applicable
18. o 2 g D 2 0 E s 3 gt e zje o 3 2 Ex m lasma air purifier nstallation manual Water proof rubber cap FILE NO SVM 12051 2 2 Operation Characteristic Curve Cooling Heating 12 T T T T T 12 T T T T T 1 l 1 d 10 wea Abe SP ole es ie ee Wp eo eye Fo er oe c Ee op Se or Current A Current A 0 10 20 30 40 50 60 70 80 90 100 110 120 0 10 20 30 40 50 60 70 80 90 1 Compressor Speed RPS Compressor Speed RPS 2 3 Capacity Variation ratio According to Temperature Cooling Heating 105 120 100 90 S g go 85 D S RAS B13N3KVP E S 5 80 RAS B16N3KVP E 5 60 75 RAS B10N3KVP E o c RAS B13N3KVP E 70 RAS B16N3KVP E Capacity ratio 100 Conditions 40 Conditions 65 42 51kW RAS B10N3KVP E indoor DB 27 C WB 19 C Indoor DB 20 C WB 15 C 3 52KW RAS B13N3KVP E Outdoor DB 38 C WB 24 C Outdoor DB 7 C WB 6 C 60 4 53KW RAS B16N3KVP E Hi ndoor Air Flow High 20 Indoor Air Flow High Pipe Length 5m Pipe Length 5m 55 Voltage 230V Voltage 230V 50 0 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 Outside Temperature C 10 5 0 5 10 Outside Temperature C FILE NO SVM 12051 3 REFRIGERANT R410A This air conditioner adopts the new refrigerant HFC R4
19. Pi sound is heard and the temporary COOL operation starts 4 If the filter lamp goes on press RESET button to go off the filter lamp and then press RESET button again 5 To stop the temporary operation press the button again This function generates nagative ion while cleaning the air in the room If air purifier ON signal is received while the air conditioner stops the air purifier starts operation and if it is received while the air conditioner operates the air conditioner and the air purifier start The air ion generator operates linked with the air purifying operation Operation button Present status PURE button Air conditioner Stop Air purifier AC operation Air purifier only Stop All AC Air purifier Air conditioner AC Air purifier Joint use of AC and air purifier Air purifying operation Cooling position AUTO L L M M H AC Air purifying operation Follows to AC operation Follows to AC operation All stop AC operation All stop Sending air purifier ON 0 Air conditioner stops Air conditioner operates Operation lamp ON Start of air purifier ON 1 Memory position Air conditioner of louver COOL air purifier operate 2 Air purifier operates Operation lamp OFF When the previous operation was the operation of air conditioner air purifier an operation of air conditioner air purifier starts by pushing AC button on the remote controller
20. The terminal block or the crossover cable is connected wrongly The capacitor C01 line filter 101 resistor R02 or the diode 0 01 is defective C11 IC13 and T101 are defective IC11 IC13 and T101 are defective C11 IC13 IC14 and T101 are defective Push 0 button once to start the unit Do not set the mode to On Timer operation Check power supply voltage 1 Between CN51 and No 1 of CNO1 DC 15 60V IC51 and IC52 are defective Shorten the restart delay timer and start unit Check whether or not all indicators OPERATION TIMER FILTER PURE and HI POWER are lit for 3 seconds and they return to normal 3 seconds later The indicators are defective or the housing assembly CN21 is defective Push START STOP button once to start the unit Shorten the restart delay timer Set the operation mode to COOL Set the fan speed level to AUTO Set the preset temperature much lower than the room temperature The unit com pressor operates continuously in the above condition 1 Check whether or not the com pressor operates 2 Check whether or not the OPERATION indicator flashes The temperature of the indoor heat exchanger is extremely low The connection of the heat ex changer sensor is loose The connector is disconnected CN62 The heat exchanger sensor and the P C board are defective Refer to Table 11 4 1 The main P C b
21. 1 Judgment by flashing LED of indoor unit 2 Self diagnosis by service check remote controller 3 Judgment of trouble by every symptom Firstly use the method 1 for diagnosis Then use the method 2 or 3 to diagnose the details of troubles 11 3 Judgment by Flashing LED of Indoor Unit While the indoor unit monitors the operation status of the air conditioner if the protective circuit operates the contents of self diagnosis are displayed with block on the indoor unit indication section Table 11 3 1 Block display Description for self diagnosis OPERATION Green Indoor indication Flashing display 1 Hz lamp flashes Power failure when power is ON OPERATION Green Flashing display 5 Hz Protective circuit operation for indoor P C board Which lamp does flash OPERATION Green TIMER Yellow Flashing display 5 Hz Protective circuit operation for connecting cable and serial signal system OPERATION Green FILTER Orange Protective circuit operation for outdoor P C board Flashing display 5 Hz OPERATION Green TIMER Yellow Protective circuit operation for others FILTER Orange including compressor Flashing display 5 Hz NOTES 1 The contents of items B and C and a part of item E are displayed when air conditioner operates 2 When item B and C and item B and a part of item E occur concurrently priority is given to the block of item B 3 The check codes can be confi
22. 10 to 20 minutes after operation started and 10 minutes or more are required to restart the unit Gas circulation amount is down Measure gas pressure Thermo operation of compressor Gas shortage Gas leak Pipe clogging 2 If the unit stops once it does not operate until the power will be turned on again To item of Outdoor unit does not operate 3 The outdoor unit stops 10 minutes to 1 hour after operation started and an alarm is displayed Discharge temp error check code 03 1E Sensor temp error check code 02 1C Gas leak P M V is defective Miswiring of connecting wires of indoor outdoor units Clogging of pipe and coming off of TC sensor P Refer to the chart in 11 6 11 6 Check Code 1C Miswiring in indoor outdoor units and 1E lt Check procedure gt Gas leakage Discharge temp error disconnection of TS TC gas leakage sensors Check code 02 1C Check code 03 1E Valve drive check Is coil of the pulse motor valve NO FILE NO SVM 12051 P M V correctly set YES Set it correctly lt Is connecter of coil connected to inverter YES Set it correctly lt Is positioning sound of valve sound hitting to stopper heard from valve when the air conditioner starts the operation after turning off power of the air conditioner once Replace coil valve i5 temp sensor
23. CAN CAUSE AN INJURY DUE TO A PIPE RUPTURE FILE NO SVM 12051 WARNING Installation work must be requested from the supplying retail dealership or professional vendors Self installation may cause water leakage electrical shock or fire as a result of improper installation Specified tools and pipe parts for model R410A are required and installation work must be done in accordance with the manual HFC type refrigerant R410A has 1 6 times more pressure than that of conventional refrigerant R22 Use the specified pipe parts and ensure correct installation otherwise damage and or injury may be caused At the same time water leakage electrical shock and fire may occur Be sure to install the unit in a place which can sufficiently bear its weight If the load bearing of the unit is not enough or installation of the unit is improper the unit may fall and result in injury Electrical work must be performed by a qualified elecrical engineer in accordance with the code governing such installation work inernal wiring regulations and the manual A dedicated circuit and the rated voltage must be used Insufficient power supply or improper installation may cause electrical shock or fire Use a cabtyre cable to connect wires in the indoor outdoor units Midway connection stranded wire and single wire connections are not allowed Improper connection or fixing may cause a fire Wiring between the indoor unit and outdoor units must be well
24. Check connecting cable and correct if defective wiring Check 25A fuse of inverter P C board Check 3 15A fuse of inverter P C board Check operation signal of the indoor unit by using diode Measure voltage at terminal block of the indoor unit between No 2 and No 3 or L2 and S If signal is varied 15 60V continuously replace inverter P C board If signal is not varied replace indoor P C board 4 The outdoor unit abnormal stop at some time f the other check codes are found concurrently check them together Check protector hardware such as Hi Pressure switch Thermal Relay etc Check refrigerant amount or any possibility case which may caused high temperature or high pressure Check operation signal of the indoor unit by using diode Measure voltage at terminal block of the indoor unit between No 2 and No 3 or L2 and S If signal is varied 15 60V continuously replace inverter P C board If signal is not varied replace indoor P C board FILE NO SVM 12051 Block aincion Operation ofiagnosisuneion Che Air Block 65 Cause of operation conditioner status Check ck code de r1 Outdoor P C Current on inverter circuit All OFF LIC board Display flashing Action and Judgment error Flashes after Remove connecting lead wire of the is over limit in short time error is detected compressor and operate again Inverter P C board is 4 times failure IGBT shortage etc
25. Gas leakage detector Exclusive for HFC refrigerant Incidentally the refrigerant cylinder comes with the refrigerant designation R410A and protector coating in the U S s ARI specified rose color ARI color code PMS 507 Also the charge port and packing for refrigerant cylinder require 1 2 UNF 20 threads per inch corresponding to the charge hose s port size FILE NO SVM 12051 10 3 Indoor Unit 10 3 2 Cutting a Hole and Mounting 10 3 1 Installation Place Installation Plate A place which provides the spaces around the Cutting a hole 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 J the outdoor unit A place which allows the front panel to be opened The indoor unit shall be installed as top of the indoor unit comes to at least 2 m height Also it must be avoided to put anything on the top of the indoor unit 4 hole When installing the refrigerant pipes from the rear i The center of the pipe hole 65 mm is above the arrow mm 77 e Direct sunlight to the indoor unit s wireless receiver should be avoided Fig 10 3 2 The microprocessor in the indoor unit should not be too close to RF noise sources For details see the owner s manual Remote control 1 After determining
26. Motions Press RESET button for more than The unit is on standby three seconds Less than 10 seconds The unit starts to operate The green indicator is on After approx three seconds The unit beeps three times The green indicator flashes and continues to operate for 5 seconds If the unit is not required to operate at this time press RESET button once more or use the remote controller to turn it off Press RESET button for more than The unit is in operation The green indicator is on three seconds Less than 10 seconds The unit stops operating The green indicator is turned off After approx three seconds The unit beeps three times The green indicator flashes for 5 seconds If the unit is required to operate at this time press RESET button once more or use the remote controller to turn it on While the filter check indicator is on the RESET button has the function of filter reset betton FILE NO SVM 12051 9 3 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 Operation Motions Press RESET button for more than The unit is on standby three seconds Less than 10 seconds
27. breaker after 10 seconds x o 5 gt Is 12 applied Is DC12V applie 5 between 1 Red DC12V and NO between 1 and Brown GND of CN1 of the of CN42 of the main amp high voltage generator P C board YES YES NO Is there conduction of micro switch connector under OFF status of the micro switch Front panel opened YES Micro switch is stuck NO Is there conduction of micro switch connector under ON status of the micro switch Front panel closed YES NO Micro switch malfunction 1 Check operation while short circuiting CN41 of the main P C board 2 Perform air purifying operation by the remote controller when a signal is received If time on the reactivation preventive timer is not shortened the high voltage is not applied to electrode of the air purifier for approx 1 hour While the air purifier operates check that the fan speed AUTO is not displayed Because the power ON OFF is controlled on the program n this time check that the remote controller is in status which is shortened by time on the reactivation preventive timer and all display indicators go on for approx 3 seconds 3 Be sure not to touch the electric dust collector ionizer or ionized wire unit with the human body Push the switch gt Release the switch OFF N Does the indoor fan rotate 9 YES Doe
28. heavy gloves such as cotton gloves for installation work Failure to do so may cause personal injury when handling parts with sharp edges e Do not touch the air intake section or the aluminum fins of the outdoor unit It may cause injury Do not install the outdoor unit in a place which can be a nest for small animals Small animals could enter and contact internal electrical parts causing a failure or fire e Request the user to keep the place around the unit tidy and clean e Make sure to conduct a trial operation after the installation work and explain how to use and maintain the unit to the customer in accordance with the manual Ask the customer to keep the operation manual along with the installation manual FILE NO SVM 12051 2 SPECIFICATIONS 2 1 Specifications ndoor RAS B13N3KVP E Outdoor RAS 13N3AVP E Cooling capacit kw 3 52 Cooling capacity range KW 0 90 4 10 Heating capacity range kW 0 80 5 90 1 Ph 220 240V 50Hz amp 1 Ph 220V 60Hz ing current A 0 21 0 19 ower consumption 586 s __ _ s ower factor 96 Electric Indoor characteristic D 219 3 o 38 5 a 5 3 o a V oO w co alo w co alo w oa Cooling Heating Cooling Cooling ing current A ower consumption W 460 ower factor DENIM 200007 55 105 ing current A 42 43 43 44 45 45 35 35 35 36 37 38 OW Cooling Heating 27 27 27 27 29 29 Outd
29. higher the saving and also the longer the compressor lifetime Power Selection 75 is 75 of maximum current Power Selection 50 is 50 of rate maximum current FILE NO SVM 12051 Description When the level is selected Power SEL level flashes on LCD display for 3 seconds In case of 75 and 50 level number 75 or 50 also flashes for 2 seconds Note Due to the reason that POWER SELECT FUNCTION limits the maximum current inadequate capacity may occur 43 FILE NO SVM 12051 9 3 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 is not set to work when shipped from the factory Therefore it is necessary to set it to work 9 3 1 How to Set the Auto Restart Function To set the auto restart function proceed as follows The power supply to the unit must be on the function will not set if the power is off Press the RESET button located in the center of the front panel continuously for three seconds The unit receives the signal and beeps three times The unit then restarts operating automatically in the event of power supply being accidentally shut down When the unit is standby Not operating Operation
30. in power failure Compressor may not operate even if the room temperature is within range of compressor ON The compressor does not operate while compressor restart delay timer 3 minutes timer operates The same phenomenon is found after power source has been turned on because 3 minutes timer operates In Dry and ECO mode FAN air flow display does not change even though FAN air flow select button is operated The air flow indication is fixed to AUTO Increasing of compressor motor speed stops approx 30 seconds after operation started and then compressor motor speed increases again approx 30 seconds after For smooth operation of the compressor the compres sor motor speed is restricted to Max 41 rps for 2 min utes and Max 91 rps for 2 minutes to 3 minutes respec tively after the operation has started In AUTO mode the operation mode is changed After selecting Cool or Heat mode select an operation mode again if the compressor keeps stop status for 15 minutes In HEAT mode the compressor motor speed does not increase up to the maxi mum speed or decreases before the temperature arrives at the set temperature The compressor motor speed may decrease by high temp release control Release protective operation by temp up of the indoor heat exchanger or current release control FILE NO SVM 12051 11 2 Primary Judgment To diagnose the troubles use the following methods
31. is 25 m When the pipe length exceeds 15m the additional charging of refrigerant 20g per 1m for the part of pipe exceeded 15m is required Max 200g RAS B16N3KVP E RAS 16N3AVP E P Pressure measurement Gauge attaching port Vacuum pump connecting port Deoxidized copper pipe Outer dia 12 7mm Thickness 0 8mm TS Temp measurement Outdoor heat exchanger INDOOR UNIT FILE NO SVM 12051 Temp measurement Indoor heat exchanger E lt Deoxidized copper pipe Outer dia 6 35mm Thickness 0 8mm Sectional shape of heat insulator Compressor DA111A1F 24F TO Split capillary mw 1 2 x 80 t Propeller fan OUTDOOR UNIT NOTE i T y D1 2 x 80 E TE m i O NOTE Strainer Pulse Modulating valve at liquid side x QS 0 25 Min 2m 2 2 Chargeless 15m 5 Charge 209 amp 5 g 16 to 25m lt 5 2 lt Refrigerant amount Gas leak check position Refrigerant flow Cooling Refrigerant flow Heating The maximum pipe length of this air conditioner is 25 m When the pipe length exceeds 15m the additional charging of refrigerant 20g per 1m for the part of pipe exceeded 15m is required Max 200g FILE NO SVM 12051 7 2 O
32. it is connected tautly Base plate 9 Drain nipple Em Commercially available drain hose flatten and prevent water from draining Do not use ordinary garden hose but one can Fig 10 4 3 FILE NO SVM 12051 10 4 3 Refrigerant Piping Connection Flaring 1 Cut the pipe with a pipe cutter Ox x xX dew 90 Obliquity Roughness Warp Hae eB Fig 10 4 4 P Zh S 2 Insert a flare nut into the pipe and flare the pipe Projection margin in flaring A Unit mm Rigid Clutch type Outer dia of R410A copper pipe Conventional tool used tool used 1 0 to 1 5 1 0 to 1 5 1 0 to 1 5 Imperial Wing nut type Outer dia of A copper pipe T 1 5 to 2 0 Die MS Pipe 1 5 to 2 0 Fig 10 4 5 2 0 to 2 5 Flaring size B Unit mm Fig 10 4 6 Outer dia of copper pipe In case of flaring for R410A with the conventional flare tool pull it out approx 0 5 mm more than that of R22 to adjust to the specified flare size The copper pipe gauge is useful for adjusting projection margin size Tightening Connection Align the centers of the connecting pipes and tighten the flare nut as much as possible with your fingers Then tighten the nut with a wrench and torque wrench as shown in the figure Half union 7 Flare nut Externally Internally threaded side 2 threaded side Use a torque
33. not operate or operation but stop after some period replace the inverter P C board If outdoor fan operates normally measure resistance of compressor winding If circuit is shortage replace the compressor Even if trying to operate again all operations stop replace inverter P C board Check sensors TE TS and connection In case of the sensors and its connection is normal check the inverter P C board Check sensors TD and connection In case of the sensor and its connection is normal check the inverter P C board Check the motor measure winding resistance shortage or lock rotor Check the inverter P C board Check sensors TO and connection In case of the sensor and its connection is normal check the inverter P C board Block distinction distinction Operation of diagnosis function Air conditioner status All OFF Check code Display flashing Block error Cause of operation Compressor drive output error Flashes after Relation of voltage current error is detected and frequency is abnormal 4 times Overloading operation of compressor caused by over charge refrigerant P M V failure etc Compressor failure High current FILE NO SVM 12051 Action and Judgment Check installation conditions such as packed valve opening refrigerant amount and power supply rate 10 both of operation and non operation condition Check P
34. nut dimensions for R22 Nominal Outer diameter Thickness Dimension mm Flare nut width diameter mm mm B C mm lo 45 Fig 3 2 2 Relations between flare nut and flare seal surface 2 Flare Connecting Procedures and Precautions a Make sure that the flare and union portions do not have any scar or dust etc b Correctly align the processed flare surface with the union axis C Tighten the flare with designated torque by means of a torque wrench The tightening torque for R410A is the same as that for conventional R22 Incidentally when the torque is weak the gas leakage may occur When it is strong the flare nut may crack and may be made non removable When choosing the tighten ing torque comply with values designated by manufacturers Table 3 2 7 shows reference values NOTE When applying oil to the flare surface be sure to use oil designated by the manufacturer If any other oil is used the lubricating oils may deteriorate and cause the compressor to burn out Table 3 2 7 Tightening torque of flare for R410A Reference values Nominal Outer diameter Tightening torque ee Mcd t diameter mm N m kgf cm wrenches available on the marke N m kgf cm 14 to 18 140 to 180 16 160 18 180 33 to 42 330 to 420 42 420 50 to 62 500 to 620 55 550 63 to 77 630 to 770 65 650 FILE NO SVM 12051 3 3 Tools 3 3 1 Required Tools The servic
35. occurs please call a qualified air conditioner technician or electrician Improper repair s may result in water leakage electric shock and fire etc 3 2 Refrigerant Piping Installation 3 2 1 Piping Materials and Joints Used For the refrigerant piping installation copper pipes and joints are mainly used Copper pipes and joints suitable for the refrigerant must be chosen and installed Furthermore it is necessary to use clean copper pipes and joints whose interior surfaces are less affected by contaminants 1 Copper Pipes It is necessary to use seamless copper pipes which are made of either copper or copper alloy and it is desirable that the amount of residual oil is less than 40 mg 10 m Do not use copper pipes having a collapsed deformed or discolored portion especially on the interior surface Otherwise the expansion valve or capillary tube may become blocked with contaminants As an air conditioner using R410A incurs pres sure higher than when using R22 it is necessary to choose adequate materials Thicknesses of copper pipes used with R410A are as shown in Table 3 2 1 Never use copper pipes thinner than 0 8 mm even when it is available on the market FILE NO SVM 12051 Table 3 2 1 Thicknesses of annealed copper pipes Thickness mm Nominal diameter Outer diameter mm R410A 2 Joints For copper pipes flare joints or socket joints are used Prior to use be sure to rem
36. other settings you can select from the many other operation functions of your Toshiba unit Press Start the operaton 2 AUTOMATIC OPERATION To automatically select cooling heating or fan only operation 1 Press Select A 2 Press Select the desired temperature 3 Press Select AUTO LOW LOW MED MED or HIGH or Quiet 46 FILE NO SVM 12051 3 COOLING HEATING FAN ONLY OPERATION To automatically select cooling heating or fan only operation 1 Press Select Cool Xx Heat or Fan only 2 Press ae Set the desired temperature Cooling Min 17 C Heating Max 30 C Fan Only No temperature indication 3 Press ran Select AUTO LOW LOW MED MED or HIGH or Quiet Note QUIET is supper low fan speed for quiet operation 4 DRY OPERATION COOLING ONLY For dehumidification a moderate cooling performance is controlled automatically 1 Press Select Dry 2 Press Set the desired temperature 5 AIR PURIFYING OPERATION During air conditioner operation Press rure PURE to start and air ionizer operation The plasma air purifier and air ionizer can be activated or deactivated during air conditioner is stopped and the air ionizer starts in conjunction with plasma air purifier operation Note The FILTER indicator orange turns on after PURE operation is performed for about 1000 hours 6 Hi POWER OPERATION To automa
37. temperature will drop down as show on ECO operation Item No 9 Press the COMFORT SLEEP button to choose the operating hours Repeat pressing to setect thehours 1hr 3hr 5hr or 9 hr If the COMFORT SLEEP button is pressed again means cancel comfort sleep mode The principles of comfort sleep mode are e Quietness for more comfortable When room temperature reach setting temperature Save energy by changing room temperature automatically The air condition can shut down by itself automatically Remarks 1 Comfort sleep mode will not operate in dry mode and fan only mode 18 Short Timer In the normal condition after switching one circuit breaker 3 minute delay time for compressor and 1 hour for plasma air purifier are set for the maintenance of the unit TOSHIBA MODE swine ONE TOUCH FIX Eco PURE CQMECRT TIMER ON ore se CLR o CLOCK CHECK FILTER RESET A Purpose To start the unit immediately for the purpose of testing trial etc short timer can be used maintenance of the unit Short Timer Setting Press 05 button to turn the unit OFF Q Setthe operation mode or plasma air purifier on the remote control without sending the signal to the unit Use the tip of the pencil to push the CHK button and hold 00 will show on display them press SET button to make 00 disap
38. the high voltage generator NO s No trouble FILE NO SVM 12051 11 7 2 How to Check Whether the Minus lon Generator is Good or Not Turn off the power breaker once and turn on again after 10 seconds m NO Eg Does the OPERATION indicator flash To item Power supply is not turned on YES Turn off the power breaker and remove CN41 Micro switch connector Short circuit between and pin of CN41 at PC side and turn on the power breaker after 10 seconds Is DC12V applied between Brown GND of CN1 of the NO Replace the power P C board or the housing assembly high voltage generator in the air purifier YES Primary check Is there conduction of micro switch connector under OFF status of the micro switch Front panel opened NO Is there conduction of micro switch connector under ON status of the micro switch Front panel closed YES XES Micro switch is stuck Replace micro switch ND Micro switch malfunction Conduction check of micro switch Push the switch ON gt ON 1 Check operation while short circuiting CN41 of the main P C board Release the switch 2 Perform air purifying operation by the remote controller n this time check that the remote controller is in status which is shortened by time on the reactivation preventive timer and all display indicators go on for approx 3 seco
39. these wires are not pinched Take sufficient care to avoid directly touching any of the circuit parts without first turning off the power At times such as when the circuit board is to be replaced place the circuit board assembly in a vertical position Laying the board flat on an electrically conductive object such as the top panel of the air conditioner s outdoor unit while a charge is still retained by the electrolytic capacitors of the inverter s main circuit may cause short circuiting between the electrolytic capacitors and secondary circuit components and result in damage to the components d A 9 lt c wed A AC Let s i d 5 ey 14 Sensor leads Fig 11 2 Do NOT lay the circuit board assembly flat Precautions when inspecting the control section of the outdoor unit NOTE A large capacity electrolytic capacitor is used in the outdoor unit controller inverter Therefore if the power supply is turned off charge charging voltage DC280 to 380V remains and discharging takes a lot of time After turning off the power source if touching the charging section before discharging an electrical shock may be caused Discharge the electrolytic capacitor completely by using soldering iron etc lt Discharging method gt 1 Remove the inverter cover plating by opening four mounting claws 2 As shown below connect the discharge resistance approx 100040W or plug of the soldering iron to volt
40. white orange connected to terminal block Lead connected to compressor Disconnect the connector Lead connected to reactor Disconnect the two connectors 2P 2 Connectors x8 CN300 Outdoor fan motor 3P white See Note CN701 4 way valve 2P yellow CN600 TE sensor 2P white CN700 PMV 6P white CN603 TS sensor white CN601 TD sensor 3P white CN602 TO sensor 2P white CN703 Heater 2P White These connectors have a disconnect prevention mechanism as such the lock on their housing must be released before they are disconnected 2 Remove the control board assembly from the P C board base Remove the heat sink and control board assembly while keeping them screwed together Disengage the four claws of the P C board base hold the heat sink and lift to remove it 3 Remove the two fixing screws used to secure the heat sink and control board assembly 4 Mount the new control board assembly When mounting the new control board assembly ensure that the P C board is inserted properly into the P C board support groove FILE NO SVM 12051 Remarks CN603 ER a CN601 CN600 CN701 CN703 CN700 CN602 CN300 CN300 CN701 CN703 CN600 and CN603 are connectors with locking mechanisms as such to disconnect them they must be pressed in the directi
41. 10A which does not damage the ozone layer The working pressure of the new refrigerant R410A is 1 6 times higher than conventional refrigerant R22 The refrigerating oil is also changed in accordance with change of refrigerant so be careful that water dust and existing refrigerant or refrigerat ing oil are not entered in the refrigerant cycle of the air conditioner using the new refrigerant during installation work or servicing time The next section describes the precautions for air conditioner using the new refrigerant Conforming to contents of the next section together with the general cautions included in this manual perform the correct and safe work 3 1 Safety During Installation Servicing As R410A s pressure is about 1 6 times higher than that of R22 improper installation servicing may cause a serious trouble By using tools and materi als exclusive for R410A it is necessary to carry out installation servicing safely while taking the following precautions into consideration 1 Never use refrigerant other than R410A in an air conditioner which is designed to operate with R410A If other refrigerant than R410A is mixed pressure in the refrigeration cycle becomes abnormally high and it may cause personal injury etc by a rupture 2 Confirm the used refrigerant name and use tools and materials exclusive for the refrigerant R410A The refrigerant name R410A is indicated on the visible place of the outdoor uni
42. 500uF or 760uF 400V Heat sink IGBT side Diode block 1 Turn OFF the power supply breaker 2 Completely discharge the four electrolytic capacitors 3 Remove the diode block from the PCB which is soldered in place 4 Use a multimeter with a pointer to test the continuity and check that the diode block has the proper rectification characteristics Tester rod Resistance value in good product 10 to 20 Q when the multimeter probe is reversed FILE NO SVM 12051 11 10 How to Simply Judge Whether Outdoor Fan Motor is Good or Bad 1 Symptom Outdoor fan motor does not rotate Outdoor fan motor stops within several tens seconds though it started rotating Outdoor fan motor rotates or does not rotate according to the position where the fan stopped etc Remote controller check code 02 Outdoor block 1A Outdoor fan drive system error 2 Cause The following causes are considered when the outdoor fan motor does not normally rotate 1 Mechanical lock of the outdoor fan motor 2 Winding failure of the outdoor fan motor 3 Position detect circuit failure inside of the outdoor fan motor 4 Motor drive circuit failure of the outdoor P C board 3 How to simply judge whether outdoor fan motor is good or bad Turn OFF the breaker Disconnect two connectors CN300 of the outdoor fan motor from the outdoor P C board Does the fan rotate without trouble when rotating it with hands If the r
43. 82010 INNVYSVIC 2018 YALNdNOD OXYDIN JeyJ 9SION Josues duiei 1e9H 1 Josues duie uonong Josues 1 Josues abseyosiq K 00 ZHO9 AOE c 0cc ZHOS 0 2 02 i LINN HOOQNI 104 FILE NO SVM 12051 9 OPERATION DESCRIPTION 9 1 Outline of Air Conditioner Control This air conditioner is a capacity variable type air conditioner which uses AC or DC motor for the indoor for motor and the outdoor fan motor And the capacity proportional control compressor which can change the motor speed in the range from 11 to 96 rps is mounted The DC motor drive circuit is mounted to the indoor unit The compressor and the inverter to control fan motor are mounted to the outdoor unit The entire air conditioner is mainly controlled by the indoor unit controller The indoor unit controller drives the indoor fan motor based upon command sent from the remote controller and transfers the operation command to the outdoor unit controller The outdoor unit controller receives operation com mand from the indoor unit side and controls the outdoor fan and the pulse Modulating valve P M V Besides detecting revolution position of the compres sor motor the outdoor unit controller controls speed of the compressor motor by controlling output voltage of the inverter and switching timing of the supply power current transfer t
44. 9333 43709408 43703361 STEPPING MOTOR ASSEMBLY FAN MOTOR BEARING ASSY MOLD HOSE DRAIN CROSS FLOW FAN ASSEMBLY PIPE SHIELD RAS B10 13N3KVP E PIPE SHIELD RAS B16N3KVP E HOLDER REMOTE CONTROL MOTOR CORD INSTALLATION PLATE UNIT ELECTRIC PURIFIER HOLDER SENSOR PIPE HOLDER BACK BODY ASSEMBLY Location No 214 105 Electric Parts Assembly P sais No 43739327 43739343 43739329 43709409 43779313 43744409 43744483 43700584 43780327 43780328 43709479 43780320 43762344 43766329 BEARING BASE MOTOR BAND LEFT MOTOR BAND RIGHT HORIZONTAL LOUVER CAP DRAIN REFRIGERANT CYCLE ASSEMBLY RAS B10 13N3KVP E REFRIGERANT CYCLE ASSEMBLY RAS B16N3KVP E PANEL SERVICE ASSEMBLY FILTER AIR R FILTER AIR L GRILLE OF AIR INLET HIGH VOLTAGE POWER SUPPLY UNIT ASG TERMINAL COVER ASSEMBLY REMOTE CONTROLLER WIRELESS FILE NO SVM 12051 13 2 Indoor Unit E Parts Assy Location Part m Location Part m Description Description No No No No 406 43769319 TEMPERATURE SENSOR 43T6V313 PC BOARD RAS B10N3KVP E 43750306 TEMPERATURE SENSOR 43T6V314 PC BOARD RAS B13N3KVP E 43T69320 TEMPERATURE SENSOR 43T6V315 PC BOARD RAS B16N3KVP E 43T62340 CORD CLAMP 43T60378 TERMINAL 43T6V317 PC BOARD ASSY WRS LED 43T60417 TERMINAL 106 FILE NO SVM 12051 13 3 Outdoor Unit 30 HOLDER SENSOR TE For PIPE OD 6 35 mm 31 HOLDER SENSOR TE
45. A1F 20F1 3 phases 4 poles 750W COIL FOR P M V CAM MD12TCTH 5 DC12V 10 Coil for 4 way valve STF H01AJ1872A1 AC220 240V 18 FILE NO SVM 12051 7 REFRIGERANT CYCLE DIAGRAM 7 1 Refrigerant Cycle Diagram RAS B10N3KVP E RAS 10N3AVP E RAS B13N3KVP E RAS 13N3AVP E INDOOR UNIT Indoor heat exchanger T1 Temp measurement Tcj NTC x En o TA red alg Be 25 lt Min 2m Pressure measurement E Deoxidized copper pipe gt g m Chargeless 15m Gauge attaching port _ Outer dia 6 35mm Charge 20g m Vacuum pump connecting port Thickness 0 8mm Jf 35 S 16 to 25m ra Sectional shape o2 Deoxidized copper pipe of heat insulator lt Outer dia 9 52mm Thickness 0 8mm gt i yD Oa lee se eee te ewe We EMT Muttier Strainer 4 way valve Muffl Pulse Modulating a e valve at liquid side TD i Compressor DA111A1F 24F gt Outdoor heat Split capillary romp 21 2 x 80 1 2 E Temp measurement zs 1 2 x 80 C lt Propeller fan Refrigerant amount 1 OUTDOOR UNIT NOTE W Gas leak check position Refrigerant flow Cooling Refrigerant flow Heating NOTE The maximum pipe length of this air conditioner
46. AKE SURE ALL POWER SWITCHES ARE OFF FAILURE TO DO SO MAY CAUSE ELECTRIC SHOCK CONNECT THE CONNECTING CABLE CORRECTLY IF THE CONNECTING CABLE IS CONNECTED WRONGLY ELECTRIC PARTS MAY BE DAMAGED CHECK THE EARTH WIRE THAT IT IS NOT BROKEN OR DISCONNECTED BEFORE INSTALLATION DO NOT INSTALL NEAR CONCENTRATIONS OF COMBUSTIBLE GAS OR GAS VAPORS FAILURE TO FOLLOW THIS INSTRUCTION CAN RESULT IN FIRE OR EXPLOSION TO PREVENT OVERHEATING THE INDOOR UNIT AND CAUSING A FIRE HAZARD PLACE THE UNIT WELL AWAY MORE THAN 2 M FROM HEAT SOURCES SUCH AS RADIATORS HEATERS FURNACE STOVES ETC WHEN MOVING THE AIR CONDITIONER FOR INSTALLING IT IN ANOTHER PLACE AGAIN BE VERY CAREFUL NOT TO GET THE SPECIFIED REFRIGERANT R410A WITH ANY OTHER GASEOUS BODY INTO THE REFRIGERATION CYCLE IF AIR OR ANY OTHER GAS IS MIXED IN THE REFRIGERANT THE GAS PRESSURE IN THE REFRIGERATION CYCLE BECOMES ABNORMALLY HIGH AND IT RESULTINGLY CAUSES BURST OF THE PIPE AND INJURIES ON PERSONS IN THE EVENT THAT THE REFRIGERANT GAS LEAKS OUT OF THE PIPE DURING THE INSTALLATION WORK IMMEDIATELY LET FRESH AIR INTO THE ROOM IF THE REFRIGERANT GAS IS HEATED BY FIRE OR SOMETHING ELSE IT CAUSES GENERATION OF POISONOUS GAS WHEN INSTALLING OR RE INSTALLING THE AIR CONDITIONER DO NOT INJECT AIR OR OTHER SUBSTANCES BESIDES THE DESIGNATED REFRIGERANT R410A INTO THE REFRIGERATION CYCLE IF AIR OR OTHER SUBSTANCES ARE MIXED AN ABNORMAL PRESSURE CAN OCCUR IN THE REFRIGERATING CYCLEL AND THIS
47. COOL min 6 x 2 COOL min DRY max COOL min 6 x 1 COOL min B10N3KVP E B13N3KVP E B16N3KVP E lt Heating operation gt 30 minutes Compressor speed OHz B zone a to cHz B1ON3KVP E B13N3KVP E B16N3KVP E Heating operation 1 Setting the compressor speed to Max aHz the temperature zone in which the operation can be performed with Max cHz is gradually widened after 30 minutes passed when starting ECO operation 2 The indoor fan speed is depend on presetting and can change every speed after setting ECO operation FILE NO SVM 12051 Operation flow and applicable data etc Description 10 Temporary Pressing RESET button starts the temporary opera operation tion of AUTO operation When keeping RESET button pressed for 10 seconds or more the temporary COOL operation is performed Filter lamp ON NO Did you press RESET button for 3 seconds or more YES Did you press RESET button for 10 seconds or more NO Switch to AUTO RESTART control 11 Air purifying control YES Press RESET button Temporary AUTO operation YES Temporary COOL Operation operation 1 When pressing RESET button the temporary AUTO operation starts 2 When keeping RESET button pressed for 3 seconds or more Pi Pi Pi sound is heard and AUTO RESTART control is changed 3 When keeping RESET button pressed for 10 seconds or more
48. FILE NO SVM 12051 TOSHIBA SERVICE MANUAL AIR CONDITIONER SPLIT TYPE Indoor Unit Outdoor Unit lt High Wall Heat PumpType gt lt Heat Pump Type gt RAS B10N3KVP E RAS 10N3AVP E RAS B13N3KVP E RAS 13N3AVP E RAS B16N3KVP E RAS 16N3AVP E HFC August 2012 10 11 12 13 FILE NO SVM 12051 CONTENTS SAFETY PRECAUTIONS 2 SPECIFICATIONS vea Vd Ua dades cu Dean Loir ve 5 REFRIGERANT HATOA aiiiar eeo stems on annia gn ea Ux eR Dun vd dla da EE 7 CONSTRUCTION VIEWS 2 zkaxanus a Dno at anna pa 15 WIRING DIAGRAM 53552355 uiie adoratan aneto uspesni napr iienaa spressi ada sii RES 17 SPECIFICATIONS OF ELECTRICAL PARTS 18 REFRIGERANT CYCLE DIAGRAM 19 CONTROL BLOCK DIAGRAM 22 OPERATION DESCRIPTION 5 c ccexsasaa sua iunc ccu uera eDurk vacans 24 INSTALLATION PROCEDURE 50 HOW TO DIAGNOSE 64 HOW TO REPLACE THE MAIN 89 EXPLODED V
49. For PIPE OD 8 00 mm 32 HOLDER SENSOR TE For PIPE OD 9 52 mm Location ious Location Part a Description Description No No No 14 43T00559 FRONT CABINET MADE IN THAILAND 43700448 FIXING PLATE VALVE 43T00560 LEFT CABINET MADE IN THAILAND 43T00563 RIGHT SIDE CABINET ASSEMBLY 43742345 BASE PLATE ASSEMBLY 43146347 BODY PMV 43700561 UPPER CABINET 43763329 COIL PMV Made in Thailand 43719349 FAN GUARD 43758311 REACTOR Made in China 43T00562 PACKED VALVE COVER ASSEMBLY 43720331 PROELLER FAN 43719350 HANDLE 43721375 FAN MOTOR 43741450 COMPRESSOR 43747001 NUT FLANGE 43143467 CONDENSER ASSEMBLY 43797001 NUT RAS 10 13N3AVP E 43749335 RUBBER CUSHION 43143458 CONDENSOR ASSEMBLY 43146375 4WAY VALVE RAS 16N3AVP E 43T63337 4 WAY VALVE COIL ASSEMBLY 43746358 VALVE PACKED 6 35 DIA 43763319 HOLDER SENSOR 43746366 VALVE PACKED 9 52 DIA 43779305 DRAIN NIPPLE RAS 10 13N3AVP E 43739341 MOTOR BASE CONNECTION PLATE 43746374 VALVE PACKED 12 7DIA H4 43763318 HOLDER SENSOR RAS 16N3AVP E 43763317 HOLDER SENSOR 43747331 BONNET 6 35 DIA 43763316 HOLDER SENSOR 43747332 BONNET 9 52 DIA 43T19351 FIN GUARD RAS 10 13N3AVP E 43747333 BONNET 12 70 DIA RAS 16N3AVP E ON DUN BP BP 107 FILE NO SVM 12051 13 4 P C Board Layout TE Sensor 06 TS Sensor 6 TO Sensor 6 TD Sensor 04 705 Location Part Location Par
50. H or Quiet on the remote controller the operation is per formed with the constant speed shown in Fig 3 and Table 1 2 When setting the fan speed to AUTO on the remote controller MANUAL revolution of the fan motor is controlled to the fan speed level Indication Fan speed shown in Fig 5 according to the set temperature and room temperature L a we 3 Min air flow rate is controlled by L L M 2 temperature of the indoor heat M WA exchanger Tc as shown in Fig 4 2 4 Cold draft prevention the fan WE speed is controlled by temperature of the indoor heat exchanger Tc L as shown in Fig 6 5 In order to prevent Cold draft when Min air flow rate control compressor step during heating operation Then louver will move to upper position and fan speed will reduce or off Limited to Min WD tap No limit Fan speed TC 42 a 10 x WD W8 W8 In up operation 1 in down operation 0 Basic fan control Fan speed AUTO Cold draft preventive control Line approximate H and SUL with Tc Stop Fan speed MANUAL in starting Fan speed AUTO in stability Fan speed AUTO in starting 1 Fan speed L x 1 4 L iorlirmltafiemwhiliot MANUAL tet o 12 o limitation while Tan spee mode IS In Stability 2 ed z ie oe When Tsc gt 24 A is 24 and when Tsc 24 A is Tsc A A Tsc Set value Calculated with linear appro
51. IEWS AND PARTS LIST 105 FILE NO SVM 12051 1 SAFETY PRECAUTIONS The manufacturer shall not assume any liability for the damage caused by not observing the description of this manual Be sure to read this installation manual carefully before installing Recommend to the owner to perform maintenance periodically when using over long periods of time Be sure to follow the precautions provided here to avoid safety risks The symbols and their meanings are shown below DANGER It indicates that incorrect use of this unit can result in a high possibility of severe injury 1 or death WARNING It indicates that incorrect use of this unit may cause severe injury of death CAUTION It indicates that incorrect use of this unit may cause personal injury 2 or property damage 3 1 A severe injury refers to blindness injury burns hot or cold electrical shock bone fracture or poisoning that leaves aftereffects and requires hospitalization or extended out patient treatment 2 Personal injury means a slight accident burn or electrical shock which does not require admission or repeated hospital treatment 3 Preperty damage means greater damage which affects assets or resources For general public use Power supply cord of parts of appliance for outdoor use shall be at least polychloroprene sheathed flexible cord design HO7RN F or cord designation 60245 IEC66 1 5 mm2 or more Shall be inst
52. M V by measure the resistance of the coil and confirm its operation sound of initial operation etc Observe any possibility cause which may affect operation load of compressor Operate again If compressor operation is failure when 20 seconds passed count time from operation starting of compressor replace compressor 4 times When first error is detected error is count as 1 time then once operation is stop and re started After re starting operation within 6 minutes if same error is detected error count is add count become 2 times When error count comes 4 times record error to check code But after re starting operation if no error is detected and air conditioner can operate more than 6 minutes error count is cleared Return signal of the outdoor Indoor unit Flashes when unit has been sent when operates compressor operation start But after continue Flashing stop that signal is stop some time Outdoor unit fand outdoor unit Instantaneous power stop start to operate failure when the return Some protector signal from the hardware of the outdoor unit is outdoor unit open normal circuit of signal Signal circuit of indoor P C board or outdoor P C board is failure in some period error is detected 1 Check power supply Rate 1096 2 If the air conditioner repeat operates and stop with interval of approx 10 to 40 minutes Check protector hardware suc
53. Model ICF 140 43 4R Red Red White 20 to 220 White Black 20 to 22Q Black Red 20 to 220 4 way valve coil Measure the resistance value of winding by using the tester Model STF HO1AJ1872A1 8 Under 20 C Pulse motor valve coil Measure the resistance value of winding by using the tester Modal Gray White 43 to 490 Gray Orange 43 to 490 Red Yellow 43 to 490 Red Blue 43 to 490 Under 20 C Outdoor temperature sensor Disconnect the connector and measure resistance value with the tester TO discharge temperature Normal temperature sensor TD suction outdoor heat exchanger temperature sensor TE 100 IND 20 7 12 6 10 0 7 9 4 5 FILE NO SVM 12051 11 9 5 Checking Method for Each Part Part name Electrolytic capacitor For boost smoothing Checking procedure Turn OFF the power supply breaker Discharge all three capacitors completely Check that safety valve at the bottom of capacitor is not broken Check that vessel is not swollen or exploded Check that electrolytic liquid does not blow off Check that the normal charging characteristics are shown in continuity test by the tester Case that product is good Pointer swings once and returns slowly When performing test once again under another MCC 5009 polarity the pointer should return Soldered surface o C12 C13 C14
54. Purpose The air purifying control function is to alert the user to trouble in the ionizing or air purifying operation Description Trouble is determined to have occurred indicated by the FILTER indicator in the following four cases 1 When a count of 1000H has been reached on the timer 2 When the panel switch has been set to OFF by the opening of the air inlet grile etc 3 When an abnormal discharge caused by a symptom such as the build up of dirt has been detected while the air purifier is ON 4 When the electric dust collector has not been installed correctly Trouble case 2 or 3 is deemed to have occurred when the action concerned continues for more than one second Operation The sequence that FILTER indicator is turned on are described in the left flowchart 1 When 1000H timer counts up the FILTER indicator keeps lighting even if the operation is stopped by the remote controller The timer is stored in memory of the microcomputer and the operation time is cleared by filter RESET button on the indoor unit or a power failure FILTER indicator goes off 2 A trouble detected within 1 minute after activation of the air is immedi ately judged as an error and the FILTER indicator goes on 3 In case that 1 minute passed after activation of the purifier the purifier is turned off while the PURE indicator keeps ON After 10 minutes passed restart the purifier and an error is judged again
55. age between terminals of the C14 CAUTION HIGH VOLTAGE is indicated electrolytic capacitor 500uUF 400V or 760uF 400V on P C board and then perform discharging Discharging position Discharging period 10 seconds or more Plug of soldering iron Inverter cover P C board Soldered surface A d 5n FILE NO SVM 12051 11 1 First Confirmation 11 1 1 Confirmation of Power Supply Confirm that the power breaker operates ON normally 11 1 2 Confirmation of Power Voltage Confirm that power voltage is AC 220 230 240 10 If power voltage is not in this range the unit may not operate normally 11 1 3 Operation Which is not a Trouble Program Operation For controlling the air conditioner the program operations are built in the microcomputer as described in the following table If a claim is made for running operation check whether or not it meets to the contents in the following table When it does we inform you that it is not trouble of equipment but it is indispensable for controlling and main taining of air conditioner Table 11 1 1 Operation of air conditioner When power breaker is turned ON the operation indicator Green of the indoor unit flashes Description The OPERATION lamp of the indoor unit flashes when power source is turned on If d button is operated once flashing stops Flashes also
56. alled in accordance with national wiring regulations CAUTION New refrigerant air conditioner installation THIS AIR CONDITIONER ADOPTS THE NEW HFC REFRIGERANT R410A WHICH DOES NOT DESTROY OZONE LAYER R410A refrigerant is apt to be affected by impurities such as water oxidizing membranes and oils because the pressure of R410A refrigerant is approx 1 6 times of refrigerant R22 As well as the adoption of this new refrigerant refrigerating machine oil has also been changed Therefore during installation work be sure that water dust former refrigerant or refrigerating machine oil does not enter the refrigeration cycle of a new refrigerant air conditioner To avoid mixing refrigerant and refrigerating machine oil the sizes of charging port connecting port connecting sections on the main unit are different from those for the conventional refrigerant and different size tools are also required For connecting pipes use new and clean piping materials with highpressure withstand capabilities designed for R410A only and ensure that water or dust does not enter Moreover do not use any existing piping as its pressure withstand may be insufficient and may contain impurities DANGER FOR USE BY QUALIFIED PERSONS ONLY MEANS FOR DISCONNECTION FROM THE SUPPLY HAVING A CONTACT SEPERATION OF AT LEAST 3 mm IN ALL POLES MUST BE INCORPORATED IN THE FIXED WIRING TURN OFF MAIN POWER SUPPLY BEFORE ATTEMPTING ANY ELECTRICAL WORK M
57. ces for indoor unit Flarenut connection Pn um Check places for outdoor unit Fig 10 5 1 10 5 2 Test Operation To test the system press and hold RESET button for 10 sec There will be one short beep RESET Fig 10 5 2 10 5 3 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 The product was shipped with Auto Restart function in the OFF position Turn it ON as required How to Set the Auto Restart 1 Press and hold the RESET button on the indoor unit for 3 seconds to set the operation 3 beep sound and OPERATION lamp blink 5 time sec for 5 seconds 2 Press and hold the RESET button on the indoor unit for 3 seconds to cancel the operation 3 beep sound but OPERATION lamp does not blink 3 e n case of ON timer or OFF timer are set AUTO RESTART OPERATION does not activate FILE NO SVM 12051 10 5 4 Remote Controller A or B Selection Setting When two indoor units are installed in the separated rooms it is not necessary to change the selector switches Remote control A or B Selection When two indoor units are installed in the same room or adjacent two rooms if operating a unit two units may receive the remote control signal simultaneously and operate In this case the operation can be preserved by setting either
58. ction s piping it is necessary to change the drain hose and drain cap How to remove the drain cap Clip the drain cap by needle nose pliers and pull out s H H H H X Fig 10 3 9 How to remove the drain hose e The drain hose can be removed by removing the screw securing the drain hose and then pulling out the drain hose e When removing the drain hose be careful of any sharp edges of steel plate The edges can injuries To install the drain hose insert the drain hose firmly until the connection part contacts with heat insulator and then secure it with original screw Heat insulator Drain hose Fig 10 3 10 How to attach the drain cap 1 Insert hexagonal wrench 4 mm 4mm Fig 10 3 11 2 Firmly insert drain cap No gap Do not apply lubricating oil refrigerant machine oil If applied deterioration and Insert a hexagon drain leakage of the drain l H wrench 4mm P 49 May occur Fig 10 3 12 Firmly insert the drain hose and drain cap otherwise water may leak In case of right or left piping After scribing slits of the front panel with a knife or a making off pin cut them with a pair of nippers or an equivalent tool Fig 10 3 13 In case of bottom right or bottom left piping
59. ctor 6 Tear the lead wire in two on the con nector side and strip the covering part 7 Twist the leads on the connector and sensor sides and solder them 8 Move the thermal constringent tubes toward the soldered parts and heat them with the dryer and constring them 9 Wind the attached color tape round the both terminals of the protective tube when colored protective tube is used 10 Fix the sensor again box FILE NO SVM 12051 Remarks Cutting here Thermal 100 sensor part Connector 200 Cutting here ft Thermal constringent tube Cutting here 100 h aS Soldered part Doner Winding the color tape 1 Store the joint part of the sensor and the connector in the electric parts 2 Never joint them near the thermal sensor part Otherwise it would cause insulation inferiority because of dew drops 3 When replacing the sensor using the colored protective tube wind the color tape matching the color of that tube Parts name Sensor Remarks Length 3m Sensor Spring A For spare Sensor Spring B For spare Thermal constringent tube Including one spare Color tape 9 colors Terminal 104 FILE NO SVM 12051 13 EXPLODED VIEWS AND PARTS LIST 13 1 Indoor Unit Location No 43121435 43721428 43722312 43770313 43720325 43711301 43749010 43783305 43760382 43782310 43769499 4371
60. d imperfectly or the IC is defective the fan motor may automatically rotate by turning on power supply lt Inspection procedure gt 1 Remove the front panel Remove 2 screws 2 Remove the cover of the fan motor lead wires 3 Check DC voltage with CN31 connector while the fan motor is rotating NOTE Do not disconnect the connector while the fan motor is rotating Usea thin test rod Indoor fan starts rotating when power supply is turned on Check output DC voltage of fan motor on P C board P C board Measure voltage between 3 GND BLACK and 5 V line YELLOW of motor connector CN31 while indoor fan motor is rotating DC 1 0V or more Under DC 1 0V P C board is defective Motor is defective Replace P C board Replace motor FILE NO SVM 12051 5 Troubleshooting for remote controller lt Primary check gt Check that A or B selected on the main unit is matched with A or B selected on the remote controller The unit does not beep at all OPERATION lamp on indoor unit is not indicated Press 5 button Is transmission mark indicated Press RESET button on remote control Is receiver on with tip of pencil indoor unit exposed to direct sunlight Does indoor unit operate when moving remote control near receiver or indoor unit Press 5 button YES Batteries are exhausted Is transmission mark indicated YES NO Does indoo
61. downward Perform work on a corrugated cardboard cloth etc to prevent flaw to the product 3 Remove the hooking claws by pushing minus screwdriver according to the arrow mark in the right figure and remove the fan guard 2 Attachment 1 Insert claws of the fan guard in the holes of the front cabinet Push the hooking claws 9 positions by hands and fix the claws Check that all the hooking claws are fixed to the specified positions 102 a Minus screwdriver Hooking claw t Part name Procedure TE sensor outdoor heat exchanging temperature sensor Attachment Install the sensor onto the straight pipe part of the condenser output pipe Straight Part Sensor lead Detail C TS sensor Suction pipe temperature sensor Attachment Install the senser onto the straight pipe part of the suction pipe Be careful for the lead direction of the sensor TD sensor Discharge pipe temperature sensor Attachment With its leads pointed upward install the sensor onto the vertical straight pipe part of the discharge pipe TO sensor Outside air temperature sensor Attachment Insert the outdoor air temperature sensor into the holder and install the holder onto the heat exchanger M 2 4 Y
62. e and attach the cord clamp Fix the cord clamp by tightening the screws ST2T 4 x 14L pcs fitting 2 concave parts of the cord clamp to each connecting cables 4 Attach the valve cover ST1TO 4 x 10L 3 pcs Insert the upper part into the square hole of the side cabinet set hook claws of the valve cover to square holes at three positions of the main unit and attach it pushing upward FILE NO SVM 12051 Remarks Waterproof cover Valve cover These 2 bending parts shall be put inside of a unit by bending these 2 ports This part shall be put on the side cabinet Fit the corner of the water proof cover to the corner of the front cabinet This line shall be pavallel to the front cabinet This part shall cover the gap between the inverter box and the front cabinet How to mount the water proof cover FILE NO SVM 12051 Part name Procedure Remarks Front cabinet 1 Detachment 1 Perform step 1 in 2 Remove the fixing screws ST1T 4 x 10L 2 pcs used to secure the front cabinet and inverter cover the screws ST1TOA x 10L 4 pcs used to secure the front cabinet at the bottom and the fixing screws ST1T 4 x 10L 2 pcs used to secure the motor base The front cabinet is fitted into the side cabinet left at the front left side so pull up the top of the front cabinet to remove it
63. e Auto Restart Function 45 9 3 3 Power Failure During Timer Operation 45 9 4 Remote Controller and Its Fuctions 9 4 1 Parts Name of Remote Controller 46 9 4 2 Operation of remote control 46 9 4 3 Name and Functions of Indications on Remote Controller 49 FILE NO SVM 12051 Item Operation flow and applicable data etc 1 Basic Operation control operation Receiving the user s operation condition setup the operation statuses of indoor outdoor units are controlled 1 The operation conditions are selected by the remote controller as shown in the below 2 A signal is sent by ON button of the remote controller 3 The signal is received by a sensor of the indoor unit and processed by the indoor controllers as shown in the below 4 The indoor controller controls the indoor fan motor and louver motor 5 The indoor controller sends the operation command to the outdoor controller and sends receives the control status with a serial signal 6 The outdoor controller controls the operation as shown in the left and also controls the compres sor outdoor fan motor 4 way valve and pulse Modulating valve Remote controller Selection of Control contents of remote controller operation conditions ON OFF Air conditioner Air purifier Operatio
64. e equipment NA When the compound gauges pointer has indicated 0 1 Mpa 76 cmHg place the handle Low in the fully closed position and turn off the vacuum pump s power switch Connect the charge hose to packed valve service port at the outdoor unit s gas side Keep the status as it is for 1 to 2 minutes and ensure Connect the charge hose to the vacuum pump that the compound gauge s pointer does not return adapter Set the refrigerant cylinder to the electronic balance Open fully both packed valves at liquid and gas connect the connecting hose to the cylinder and the sides connecting port of the electronic balance and charge liquid refrigerant For refrigerant charging see the figure below Place the handle of the gauge manifold Low in the fully opened position and turn on the vacuum pump s power switch Then evacuating the refrigerant in the cycle 1 Never charge refrigerant exceeding the specified amount 2 If the specified amount of refrigerant cannot be charged charge refrigerant bit by bit in COOL mode 3 Do not carry out additional charging When additional charging is carried out if refrigerant leaks the refrigerant composition changes in the refrigeration cycle that is characteristics of the air conditioner changes refrigerant exceeding the specified amount is charged and working pressure in the refrigeration cycle becomes abnormally high pressure and may cause a rupture or personal in
65. e port diameter of packed valve of the outdoor unit in the air water heat pump using R410A is changed to prevent mixing of other refrigerant To reinforce the pressure resisting strength flare processing dimensions and opposite side dimension of flare nut For 12 7 copper pipe of the refrigerant piping are lengthened The used refrigerating oil is changed and mixing of oil may cause a trouble such as generation of sludge clogging of capillary etc Accordingly the tools to be used are classified into the following three types 1 Tools exclusive for R410A Those which cannot be used for conventional refrigerant R22 2 Tools exclusive for R410A but can be also used for conventional refrigerant R22 3 Tools commonly used for R410A and for conventional refrigerant R22 The table below shows the tools exclusive for R410A and their interchangeability Tools whose specifications are changed for R410A and their interchangeability R410A Conventional air water air water heat pump installation heat pump installation Used tool Existence of Whether conven Whether new equipment new equipment tional equipment can be used with for R410A can be used conventional refrigerant Flare tool Pipe flaring Yes Note 1 O Copper pipe gauge for adjusting projection margin Flaring by conventional flare tool Yes Note 1 Note 1 Torque wrench For 012 7 Connection of flare nut Yes Gauge manifold Evacuating refr
66. ector for the fan motor and connec tor for the louver motor from the electric parts box assembly 4 Pull out TC sensor from sensor holder of the evaporator 5 Disengage the display unit by simply pushing at the top of the display unit 6 Remove the fixing screw that secures the electric parts box assembly and remove the assembly lt How to assemble the electric parts box gt 1 Hook the top part of the electric parts box assembly onto the claws on the back body and secure it using the fixing screw Now attach the display unit Connect the 2 Secure the grounding wire using the fixing screw Insert the TC sensor into the sensor holder Be absolutely sure to loop the grounding wire and TC sensor leads once at the bottom connectors for the fan motor and louver motor Remarks VE Electric part box cover TC sensor Fan motor Earth Screw connector AC fan motor connector Fixing screw Louver motor connector Part name Horizontal louver Procedures 1 Remove shaft of the horizontal louver from the back body First remove the left shaft and then remove other shafts while sliding the horizontal louver leftward FILE NO SVM 12051 Remarks Evaporator Heat exchanger 1 Follow to the procedure in the item E M 4 Remove one fixing screw on the heat exchage fixing holder to separate the heat exchage from the back body 5 Remove right side
67. ed such as from audio equipment welders and medical equip Fig 10 4 1 10 4 2 Draining the Water 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 with water proofing by installing the water proof rubber caps in the 2 elongated holes on the base plate of the outdoor unit How to install the water proof rubber caps 1 Place four fingers into each cap and insert the caps into the water drain holes by pushing them into place from the underside of the base plate 2 Press down on the outer circumferences of the caps to ensure that they have been inserted tightly Water leaks may result if the caps have not been inserted properly if their outer circumfer ences lift up or the caps catch on or wedge against something SE Water proof rubber caps supplied with the outdoor unit Fig 10 4 2 2 Install the drain nipple 8 and a commercially available drain hose with 16 mm inside diam eter and drain off the water For the position where the drain nipple 9 is installed refer to the installation diagram of the indoor and outdoor units Check that the outdoor unit is horizontal and route the drain hose at a downward sloped angle while ensuring that
68. elf Cleaning operation stops The Self Cleaning operation is not performed after a heating operation Operation Time set now elapses 1 When the stop signal from the remote controller or timer off function is received only the timer indicator light 2 The period of the Self Cleaning operation operation performed prior to the reception of the stop code 3 After the Self Cleaning operation has been performed for the specified period the unit stops operating During Self Cleaning operations The louver opens slightly The indoor fan operates continuously at a speed of 500 rpm Self Cleaning operation times Operation time Self Cleaning operation time No Self Cleaning operation performed 0 minutes Up to 10 minutes Cooling Auto cooling Dry 10 minutes or longer 30 mins Heating Auto heating Auto fan only No Self Cleaning operation performed Shutdown To stop an ongoing Self Cleaning operation at any time Press the start stop button on the remote controller twice during the Self Cleaning operation After pressing the button for the first time press it for the second time without delay within 10 minutes FILE NO SVM 12051 14 Self Cleaning e Self Cleaning diagram function Operation display ON OFF OFF ON ON FCU fan rpm is depend on presetting 500RPM louver OPEN OPEN 12 7 CLOSE ON or OFF ON ON or OFF depend on presetti
69. en temperature of the indoor heat exchanger drops below 5 C the compressor speed is reduced P zone 2 When temperature of the indoor heat exchanger rises in the range from 6 C to under 7 C the compressor speed is kept Q zone 3 When temperature of the indoor heat exchanger rises to 7 C or higher the capacity control operation returns to the usual control in cooling operation R zone In heating operation gt Prevent overpressure control for refrigerating cycle In heating operation the sensor of indoor heat ex changer detects condensation temperature and controls the compressor speed so that temperature of the heat exchanger does not exceed the specified value Reduction of compressor speed When the value is in Q zone the compressor speed is kept Usual heating capacity control 1 When temperature of the indoor heat exchanger rises in the range from 52 C to 55 C the compressor speed is kept Q zone When temperature of the indoor heat exchanger drops in the range from 48 C to under 55 C the compressor speed is kept Q zone 2 When temperature of the indoor heat exchanger rises to 55 C or higher the compressor speed is reduced P zone 3 When temperature of the indoor heat exchanger does not rise to 52 C or when it drops below to 48 C the capacity control operation returns to the usual control in heating operation R zone 7 Defrost control Operatio
70. ention operation to IGBT module Compressor stop function Compressor and outdoor fan stop function when serial signal is off when the serial signal does not reach the board assembly of outdoor control by trouble of the signal system Transferring of operation information Serial signal from outdoor unit controller to indoor unit controller Detection of outdoor temperature and operation revolution control Defrost control in heating operation Temp measurement by outdoor heat exchanger and control for 4 way valve and outdoor fan Contents of operation command signal Serial signal from indoor unit controller to outdoor unit controller The following three types of signals are sent from the indoor unit controller Operation mode set on the remote controller Compressor revolution command signal defined by indoor temperature and set temperature Correction along with variation of room tempera ture and correction of indoor heat exchanger temperature are added Temperature of indoor heat exchanger For these signals Operation mode and Com pressor revolution indoor heat exchanger tem perature the outdoor unit controller monitors the input current to the inverter and performs the followed operation within the range that current does not exceed the allowable value Contents of operation command signal Serial signal from outdoor unit controller to indoor unit controller The following signals are
71. er the compressor lifetime Press Select saa for 100 75 for 50 e When the level is selected PWR SEL level flashes on LCD display for 3 seconds In case of 75 and 50 level number 75 or 50 also flashes for 2 seconds e Due to the reason that POWER SELECT FUNCTION limits the maximum current inadequate capacity may occur COMFORT SLEEP OPERATION To save energy while sleeping automatically control air flow and automatically turn OFF Press Select 1 3 5 or 9 hrs for OFF timer operation Note The cooling operation the set temperature will increase automatically 1 degree hour for 2 hours maximum 2 degrees increase For heating operation the set temperature will decrease 8 C OPERATION 1 Press button to change to 8 C set temperature heating operation PN TEMP Cw Note 8 C will operate in Heating mode only If Air conditioner performs in cooling operation including automatic cooling or dry operation it will change to heating operation 2 Press to adjust setting temperature from 5 C to 13 C 48 FILE NO SVM 12051 9 4 3 Name and Functions of Indications on Remote Controller Display All indications except for the clock time indicator are displayed by pressing the 5 button 1 Transmission mark This transmission mark A indicates when the remote controller transmits signals to the indoor unit 2 Mode indicator Indicates the current operation mode AUTO
72. ering iron plug between terminals of the electro lytic capacitor 500uF or 760uF of C14 with printed CAUTION HIGH VOLTAGE on P C board Discharging position Discharging period 10 seconds or more Plug of soldering A iron OK if 500uF or 760uF DC280 to 380V Remove CN300 while pushing the part indicated by an arrow because CN300 is a connector with lock Resistance between phases should be approx 55 to 77Q Should be 10MQ or more FILE NO SVM 12051 Diagnosis Process flowchart Contents Summary Check winding resistance between phases of compres sor and resistance between outdoor frames by using a tester board assembly Is not short circuited OK if 0 510 gt 0 570 between windings Check by a digital tester Check compressor Winding is not opened winding resistance Operation Remove connector CN300 of the outdoor fan motor turn on the power supply breaker Replace Replace and perform the operation control board compressor Stops though activation is prompted Check operation within 2 minutes 20 seconds after activation stopped 11 9 How to Check Simply the Main Parts 11 9 1 How to Check the P C Board Indoor Unit 1 Operating precautions 1 When removing the front panel or the P C board be sure to shut off the power supply breaker 2 When removing the P C board hold the edge of the P C board and do not apply force to the part
73. esistance value between CN300 2 Red lead White lead White lead Black lead Black lead Red lead of the connector CN300 Motor winding is 17 to 250 it is normal Fan motor is normal Fan motor error Outdoor P C board error NOTE However GND circuit error inside of the motor may be accepted in some cases when the above check is performed When the fan motor does not become normal even if P C board is replaced replace the outdoor fan motor FILE NO SVM 12051 12 HOWTO REPLACE THE MAIN PARTS Since high voltages pass through the electrical parts 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 panel and cabinet have been installed perform a test run and check for smoking unusual sounds and other abnormalities If this check is omitted a fire and or electric shocks may occur Before proceeding with the test run install the front panel and cabinet Ensure that the following steps are taken when doing repairs on the refrigerating cycle 1 Do not allow any naked flames in the surrounding area If a gas stove or other appliance is being used extinguish the flames before proceeding If the flames are not extinguished they may ignite any oil mixed with the refrigerant gas Do not use welding equipmen
74. etween and 3 of motor connector CN31 Change airflow level Peplace main to HIGH P C board Start to operate the indoor unit in except heating operation At this time is it possible to detect DC 1V or more between and 8 of motor connector CN31 Turn off indoor unit and remove connector from motor Then start to operate indoor unit with remote controller YES Start to operate the indoor unit in except heating operation At this time is it possible B detect DC 1V etween an of motor RS Check this condition within 15 seconds after starting unit NO Peplace bearing Is it possible to change airflow level to HIGH YES Is it possible to rotate cross flow fan by hand properly Turn off indoor unit and rotate cross flow fan by hand when the unit is on standby At this time is it possible to detect DC 1V or more between 5 and of motor connector CN31 NO operates normally Fan motor FILE NO SVM 12051 4 Indoor fan motor automatically starts to rotate by turning on power supply For DC fan motor lt Cause gt The IC is built in the indoor fan motor Therefore the P C board is also mounted to inside of the motor If the P C board is soldere
75. fully arrange the pipes so that none of the pipes stick out of the rear plate of the indoor unit Carefully connect the auxiliary pipes and connecting pipes to each other and cut off the insulating tape wound on the connecting pipe to avoid double taping at the joint moreover seal the joint with the vinyl tape etc Since condensation can result in machine performance trouble be sure to insulate both connecting pipes Use polyethylene foam as insulating material When bending a pipe be careful not to crush it 10 3 6 Indoor Unit Installation 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 part on the installation plate Pull the indoor unit toward you to confirm that it is firmly hooked on the installation plate Push unhook Fig 10 3 17 For detaching the indoor unit from the installation plate pull the indoor unit toward you while pushing the bottom up at the specified places Push Push Fig 10 3 18 10 3 7 Drainage 1 Run the drain hose sloped downwards NOTE The hole should be made at a slight downward slant on the outdoor side Do not form the drain hose into the waved shape Do not rise the drain hose 2 2
76. g the operation move the valve once until it fits to the stopper Initialize n this time Click sound may be heard 2 Adjust the open degree of valve by super heat amount SH control 3 If the discharge temperature was exces sively up adjust the open degree of valve so that it is in the range of set tempera ture Discharge temp control 4 When defrost operation is performed the open degree of valve is adjusted accord ing to each setup conditions during preparation for defrost and during defrost operation 4 way valve is inversed 5 To turn off the compressor while the air conditioner stops by control of the thermostat or by remote controller adjust the open degree of valve to the setup value before stop of the compressor FILE NO SVM 12051 em Operation flow and applicable data etc Description 14 Self Cleaning 1 Purpose function The Self Cleaning operation is to minimize the growth of mold bacteria etc by running the fan and drying so as to keep the Unit now performing cooling or dry operation inside of the air conditioner clean Self Cleaning operation When the cooling or dry operation shuts down the unit automatically starts the Self Press STOP button Cleaning operation which is then performed for the specified period based on duration of the operation which was performed prior to the shutdown after which the Only timer indicator lights and Self Cleaning operation starts S
77. gh control induction motor The fan rotates in 5 stages in H High MANUAL mode and in 5 stages in AUTO mode respec M Medium tively Table 1 M Medium L Low L Low L Low COLON UL Ultra Low SUL Super Ultra Low Fan speed setup MANUAL The fan speed broadly varies due to position of the louver etc The described value indicates one AUTO Indication Fan speed under condition of inclining LL W6 ene mas ADI en setting the fan speed to L L aa L M 2 L M M H or Quiet on the M w9 remote controller the operation is performed with the constant M H 2 speed shown in Fig 1 WC 2 When setting the fan speed to t AUTO on the remote controller revolution of the fan motor is controlled to the fan speed level shown in Fig 2 and Table 1 according to the setup tempera ture room temperature and heat exchanger temperature 4 Fan speed M L x 2 4 L mn 8 Fan speed L x 3 4 L 5 Fan speed M L x 1 4 L Linear approximation He from M and L Table 1 Indoor fan air flow rate Fan speed RAS B10N3 KVP E RAS B13N3 KVP E RAS B16N3 KVP E peed COOL HEAT DRY level Fan Air flow rate Fan et Air flow rate Fan 2 Air flow rate FILE NO SVM 12051 olem Operation flow and applicable data etc Description 2 Indoor fan In heating operation gt 1 When setting the fan speed to L motor control L M M
78. gnal of the remote control Note 1 Repeat above step to reset Remote Control ler also set to B to be A At the factory the remote controller 2 Remote Control A has not A display red is set to A on all the indoor 3 Default setting of Remote Control from units There is no A setting display factory is A When operating one indoor unit in a B Display 00 Display 16 QUIET mode Operation flow and applicable data etc When the QUIET selected form Fan button the fan of the indoor unit will be restricted the revolving speed at speed L until the Fan button is selected other speed cancel Quiet mode FILE NO SVM 12051 Description Quiet mode is the system which control the revolving speed of indoor fan to work constantly at lower than speed L In addition noise level of indoor unit is less than usual Remarks 1 Quiet mode is unable to work in dry mode 2 Quiet mode is appropriate to work with less cooling load and less heating load condition Because of the fan speed L may cause not enough the cooling capacity or heating capacity 17 COMFORT SLEEP Cooling mode e The preset temperature will increase as show on ECO operation Item No 9 Press the COMFORT SLEEP button to choose the operating hours Repeat pressing to select the hours 1hr 3hr 5hr or 9hr If the COMFORT SLEEP button is pressed again means cancel comfort sleep mode Heating mode e The preset
79. h as Hi Pressure switch Thermal Relay etc Check refrigerant amount packed valve opening and any possibility cause which may affect high temperature or high pressure Check operation signal of the indoor unit by using diode Measure voltage atterminal block of the indoor unit between No 2 and No 3 or L2 and S If signal is varied 15 60V continuously replace inverter P C board If signal is not varied replace indoor P C board FILE NO SVM 12051 Block distinction Operation of diagnosis function Air Action and Judgment Check Block Cause of operation conditioner Display 9 code ene flashing error Compressor does not rotate All OFF Flashes after Remove connecting lead wire of the Because of missed wiring error is detected compressor and operate again missed phase or shortage 4 times If outdoor fan does not operate or operation but stop after some period replace the inverter P C board If outdoor fan operates normally measure 3 Phase output of inverter P C board 150 270VAC at the connecting lead wire of compressor If 3 Phase output is abnormal replace inverter P C Board If 3 Phase output is normal measure resistance of compressor winding If winding is shortage replace the compressor Discharge temperature All OFF Flashes after Check sensors TD exceeded 117 C error is detected Check refrigerant amount 4 times Check P M V by measure the resistance of the c
80. he current is selected Outdoor unit inverter main Outdoor temp To circuit control current 3 Whether the current value exceeds the specifice value or not is judged Setup of current release point 4 If the current value exceeds the specified value this function reduces the compressor speed and controls speed up to the closest one commanded from the indoor unit within the range which does not exceed the specified value Operating current High Setup value Reduce compressor speed Low Current decrease Capacity control continues Cooling current release value Heating current release value RAS 10N3AVP E RAS 13N3AVP E RAS 16N3AVP E RAS 10N3AVP E RAS 13N3AVP E RAS 16N3AVP E 45 C avc uec 16 C m 39 C 8 47A 8 47A 8 47A Outdoor temp 6 Release protective control by tempera ture of indoor heat exchanger Indoor heat exchanger temperature Indoor heat exchanger temperature Operation flow and applicable data etc In cooling dry operation gt Prevent freezing control for indoor heat exchanger In cooling dry operation the sensor of indoor heat exchanger detects evaporation temperature and controls the compressor speed so that temperature of the heat exchanger does not exceed the specified value Usual cooling capacity control When the value is in Q zone the compressor speed is kept Reduction of compressor speed FILE NO SVM 12051 Description 1 Wh
81. i edunt 31 Release protective control by temperature of indoor heat exchanger 32 Defrost control Only in heating operation 33 Control Lr 34 1 LO LIV OT SIMON 34 2 Air direction Le ua ee 34 e EP 34 C 35 Temporary muc desde ade eae eee 36 Air purifying control Detection of abnormality 37 Discharge temperature control essere nnne 37 Pulse Modulating valve P M V control 38 Self Cleaning Tunctiol erre ette ERR RE BRAKES RR eei 39 Remote A or B selection a 40 QUIET MOE ose eii bo D tette SEEN RON ANE R NUN Dua NUN du Se LSU Scd dud 41 COMFORT SLEEP ere etit eot Peut eet be aee Ue aea RE ma m DR E E Pe ae tree dee 41 SMO MIU CR E A AE UNO c PEE 41 One Touch Comfort t tende t RR HER n re iE Lea ud 42 HEPOWER MOGs e TEE 42 FIETER Indicator pa Eae Cur o eed 42 FOWBR SSISCHOD aceite dia tte cel aera iu ote oet re 43 9 3 Auto Restart Function 9 3 1 How to Set the Auto Restart Function sss 44 9 3 2 How to Cancel th
82. igerant charge run check etc Yes Charge hose Vacuum pump adapter Vacuum evacuating Yes Electronic balance for refrigerant charging Refrigerant charge Yes Refrigerant cylinder Refrigerant charge Yes Leakage detector Gas leakage check Yes Charging cylinder Refrigerant charge Note 2 Note 1 When flaring is carried out for R410A using the conventional flare tools adjustment of projection margin is necessary For this adjustment a copper pipe gauge etc are necessary Note 2 Charging cylinder for R410A is being currently developed In addition to the above exclusive tools the following equipments which serve also for R22 are necessary as the general tools 1 Vacuum pump 4 Reamer 9 Hole core drill 265 Use vacuum pump by attaching 5 Pipe bender 10 Hexagon wrench vacuum pump adapter 6 Level vial Opposite side 4mm 2 Torque wrench For 26 35 9 52 7 Screwdriver 11 Tape measure 3 Pipe cutter 8 Spanner or Monkey wrench 12 Metal saw Also prepare the following equipments for other installation method and run check 1 Clamp meter 3 Insulation resistance tester 2 Thermometer 4 Electroscope FILE NO SVM 12051 3 4 Recharging of Refrigerant When it is necessary to recharge refrigerant charge the specified amount of new refrigerant according to the following steps Recover the refrigerant and check no refrigerant remains in th
83. iming so that motors drive according to the operation command And then the outdoor unit controller transfers reversely the operating status information of the outdoor unit to control the indoor unit controller As the compressor adopts four pole brushless DC motor the frequency of the supply power from inverter to compressor is two times cycles of the actual number of revolution 1 Role of indoor unit controller The indoor unit controller judges the operation commands from the remote controller and assumes the following functions Judgment of suction air temperature of the indoor heat exchanger by using the indoor temp sensor TA sensor Judgment of the indoor heat exchanger tempera ture by using heat exchanger sensor TC sensor Prevent freezing control etc Louver motor control Indoor fan motor operation control LED Light Emitting Diode display control Transferring of operation command signal Serial signal to the outdoor unit Reception of information of operation status Serial signal including outside temp data to the outdoor unit and judgment display of error Air purifier operation control 2 Role of outdoor unit controller Receiving the operation command signal Serial signal from the indoor unit controller the outdoor unit performs its role Compressor operation control Detection of inverter input current and current release operation Over current detection and prev
84. indicated on the display of the remote controller and the unit operates as follows 1 Automatic operation The indoor unit operates in according to the current operation Cooling operation The preset temperature drops 1 C The value of the preset temperature on the remote controller does not change The indoor unit s fan speed level increase 1 tap Heating operation The preset temperature increases 2 C The value of the preset temperature on the remote controller does not change The indoor unit s fan speed level increase 1 tap The Hi POWER mode can not be set in Dry operation 21 FILTER Indicator When the elapsed time reaches 1000 hours after air purifier operation the FILTER indicator lights After cleaning the filters turn off the FILTER indicator How to Turn Off FILTER Indicator Press RESET button on the indoor unit NOTE If RESET button is pushed while the FILTER indicator is not lit the indoor unit will start the automatic operation When you want a temporary operation while the FILTER lamp lights press RESET button to turn off the FILTER lamp See page 42 42 22 POWER Selection Mode Operation flow and applicable data etc POWER SEL button on the remote controller is pressed The function is used when its circuit breaker is shared with other electrical appliances It limits the maximum current power consumption to 100 75 or 50 The lower the percentage the
85. ing conditions from defrost operation to heating operation 1 Temperature of outdoor heat exchanger rises to 8 C or higher 2 Temperature of outdoor heat exchanger is kept at 5 C or higher for 80 seconds 3 Defrost operation continues for 15 minutes Returning from defrost operation 1 Stop operation of the compressor for approx 50 seconds 2 Invert OFF 4 way valve approx 40 seconds after stop of the compressor 3 The outdoor fan starts rotating at the same time when the compressor starts FILE NO SVM 12051 Item Operation flow and applicable data etc Description 8 Louver control This function controls the air direction of the indoor unit 1 Louver The position is automatically controlled according to the operation position mode COOL HEAT e The set louver position is stored in memory by the microcomputer and the louver returns to the stored position when the next operation is performed Cooling Heating memory position The angle of the louver is indicated as the louver closes fully is 0 1 Louver position in cooling operation lt Initial setting of Cooling storage position Louver Directs downward 35 39 2 Louver position in heating operation Heating operation AUTO HEAT Initial setting of Heating storage position Louver Directs downward 80 5 2 Air direction adjustment The louver position can be arbit
86. ins according to trouble type in some cases This capacitor is one with mass capacity Therefore it is dangerous that a large spark generates if short circuiting between 4 Remove screw ST1T 4 x 10L 4pcs fixing the terminal part of inverter box to the main body 5 Remove the front cabinet by performing step 1in and remove the fixing screws ST1T 4 x 10L for securing the main body and inverter box 6 Remove various lead wires from the holder at upper part of the inverter box 7 Pull the inverter box upward 8 Disconnect connectors of various lead wires a As each connector has a lock mecha nism avoid to remove the connector by holding the lead wire but by holding the connector FILE NO SVM 12051 Remarks Inverter cover Soldered surface Discharging position Discharging period 10 seconds or more soldering iron screw STIT 4 x 8MSZN Put each leads through the hole Put the compressor leads through the hole The connector is one with lock so remove it while pushing the part indicated by an arrow Be sure to remove the connector by holding the connector not by pulling the lead wire Part name Control board assembly Procedure 1 Disconnect the leads and connectors connected to the other parts from the control board assembly 1 Leads 3 leads black
87. ir intlel p 600 or more al 2 a 2 Air outlel 600 or more 100 or more 2 011 x 14 Long holes For 8 210 anchor bolt 2 Installation dimension FILE NO SVM 12051 5 WIRING DIAGRAM COMPRESSOR ay REDL Pos CN300 ayay BLK eS e e WHI 12 CM H at Q200 205 Q300 305 cc aD i FM NY v P C BOARD M icm ZL E MCC 5008 ALB Pore N lel eS A IA 2 SS a PULSE MOTOR VALVE EI L01 VARISTOR d SUCTION FPE TEMP SENSOR SURGE ABSORBER CN602 Or Cuv TO TD DISCHARGE PIPE TEMP SENSOR 212 a9 CONDENSER PIPE TEMP SENSOR COLOR IDENTIFICATION 4 i K RO cb p Um BLK BLACK WHEWHITE ica d AM BLU BLUE BRW BROWN i tm d RED RED ORN ORANGE E MM GRY GRAY YEL YELLOW 1 1 SUPPLY PNK PINK PUR PURPLE REACTOR From Main Line pecus i L4 d Pond E 1 D pe 1 1 prog i ROR EE IPLE eee Indoor Terminal Block 3 lon Air purifier POWER SUPPLY ul Electrode Electrode From outdoor Unit E Lugd bei Highvoltaye Power S
88. iring of the Indoor unit Check code Display flashing error Flashes when rt LI t and connecting connecting cable or operates error is detected cable miss wiring continue Flashing stop 2 Operation signal has not Outdoor unit outdoor unit send from the indoor unit stop start to operate when operation start when the return 3 Outdoor unit has not signal from the send return signal to the outdoor unit is indoor unit when operation normal started 4 Return signal from the outdoor unit is stop during operation Some protector hardware if exist of the outdoor unit open circuit of signal Signal circuit of indoor P C board or outdoor P C board is failure in some period Note Operation signal of the indoor unit shall be measured in the sending period as picture below Sending signal of the indoor unit when have not return signal from the outdoor unit 3 minutes Delay start counting from power supply ON or remote OFF 3 minutes stop Voltage variation stop or have not voltage output Measured signal voltage by apply diode 0 3 4 7 8 Time Min Signal send only 1 minute and stop Because of return signal from outdoor unit has not received Signal resend again after 3 minutes stop And the signal will send continuously 1 minute after resending the indoor unit display flashes error FILE NO SVM 12051 Action and Judgment 1 to 3 The outdoor unit never operate
89. jury Indoor unit Outdoor unit Refrigerant cylinder Ben siphon Open close valve for charging Electronic balance for LB charging Service port Fig 3 4 1 Configuration of refrigerant charging 42 FILE NO SVM 12051 1 Be sure to make setting so that liquid can be charged 2 When using a cylinder equipped with a siphon liquid can be charged without turning it upside down It is necessary for charging refrigerant under condition of liquid because R410A is mixed type of refrigerant Accordingly when charging refrigerant from the refrigerant cylinder to the equipment charge it turning the cylinder upside down if cylinder is not equipped with siphon Cylinder with siphon Cylinder without siphon Gauge manifold Gauge manifold OUTDOOR unit OUTDOOR unit JepuiAo Refrigerant jue1eBujeH cylinder Electronic balance Siphon R410A refrigerant is HFC mixed refrigerant Therefore if it is charged with gas the composi tion of the charged refrigerant changes and the characteristics of the equipment varies 3 5 Brazing of Pipes 3 5 1 Materials for Brazing with sulfur and produce a fragile compound 1 Phosphor bronze brazing filler Fig 3 4 2 1 Phosphor bronze brazing filler tends to react water solution which may cause a gas Silver brazing filler leakage Therefore use any other type of Silver brazing filler is an al
90. ks 3 pcs at the top side of the front panel to the rear plate 2 Insert the plasma air purifier Press in the plasma air parifier until the protrusions on both sides are completely inserted into the holders If installation is incomplete the FILTER indicator orange may light X Protrusion I LI na Plasma air purifier M 3 Tighten two screws Incomplete hanging or incomplete pressing may cause a dewdrops or generation of a fluttering sound Part name High voltage generator Procedures 1 Follow to the procedure in the item 2 To remove the air ionizer from the back body pull it toward you 3 Disconnect the connectors of the high voltage generator 4 Remove the fixing screws 2 pcs and remove the high voltage generator from the evaporator lt How to assemble the high voltage generator gt 1 Insert the high voltage generator straight into the evaporator voltage generator from the evaporator 2 Secure it using the fixing screws 2 pcs 3 Connect the connectors of the high voltage generat 4 Attach the air ionizer to the back body FILE NO SVM 12051 Remarks y s Check wHether tt L s WM 4 cofhpleted insegtd FILE NO SVM 12051 No Part name Electric parts box assembly Procedures 1 Follow the procedure 2 Remove screw of earth lead attached to the end plate of the evaporator 3 Remove the lead wire cover and remove conn
91. lay When the remote controller setting is A there is no indication at this position 1 1 Comfort sleep Indicates when comfort sleep is activaled Press comfort sleep button to selectter 12 Quiet Indicates when quiet is activated Press Fan button to start and press it again to select other fan speed for operation 13 One Touch Indicates when one touch comfort is activated Press one touch button to start the operation 14 Swing Indicates when louver is swing Press swing button to start the swing operation and press it again to stop the swing operation 15 ECO indicator Indicates when the ECO is in activated Press the ECO button to start and press it again to stop operation 10 INSTALLATION PROCEDURE 10 1 Installation Diagram of Indoor and Outdoor Units 65 mm or more Installation plate Flat head wood screw Vinyl tape Apply after carrying out a drainage test Wireless remote control 600 mm or more Saddle Extension drain hose Not available provided by installer Remark Detail of accessory and installation parts can see in the accessory sheet Some pictures might be different from the actual parts e Loading Batteries 1 Remove the battery cover 2 Insert 2 new batteries AAA type following the and positions FILE NO SVM 12051 gt For the rear left and left piping Insert the cushion between the indoor u
92. low Refer to the check points in servicing written on the wiring diagrams attached to the indoor outdoor units Table 11 1 Troubleshooting Procedure Troubleshooting Procedure First Confirmation How to Check Simply the Main Parts Primary Judgment Troubleshooting Judgment by Flashing LED of Indoor Unit How to Diagnose Trouble in Outdoor Unit Self Diagnosis by Remote Controller How to Check Simply the Main Parts Judgment of Trouble by Every Symptom How to Simply Judge Whether Outdoor Fan Motor is Good or Bad Precautions when handling the new inverter 3DV Inverter The high voltage circuit is incorporated Be careful to do the check service as the electric shock may be caused in case of touching parts on the P C board by hand The new inverter 3DV inverter will be incorporated starting with this unit SDV 3 shunt Discrete Vector control The control circuitry has an uninsulated construction Compressor IGBT x 6 Fan motor Shared potential 4 s Er de Amplifier FET 6 Amplifier Fig 11 1 FILE NO SVM 12051 A high voltage equivalent to the supply voltage is also energized to ground through the sensors PMV and other low voltage circuits The sensor leads and other wires are covered with insulated tubes for protection Nevertheless care must be taken to ensure that
93. loy mainly composed brazing filler at a hot spring resort etc and of silver and copper It is used to join iron copper coat the surface with a paint or copper alloy and is relatively expensive though 2 When performing brazing again at time of it excels in solderability servicing use the same type of brazing filler Phosphor bronze brazing filler is generally used to join copper or copper alloy 3 5 2 Flux Low temperature brazing filler 1 Reason why flux is necessary Low temperature brazing filler is generally called By removing the oxide film and any foreign solder and is an alloy of tin and lead Since it is matter on the metal surface it assists the flow weak in adhesive strength do not use it for of brazing filler refrigerant pipes In the brazing process it prevents the metal surface from being oxidized By reducing the brazing filler s surface tension the brazing filler adheres better to the treated metal 43 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 minimum It excels in coating performance and is harm less to the human body As the flux works in a complicated manner as described above it is necessary to select an adequate type of flux acco
94. m may develop 1 Connect the charge hose from the manifold valve to the service port of the gas side packed valve 2 Connect the charge hose to the port of the vacuum pump 3 Open fully the low pressure side handle of the gauge manifold valve 4 Operate the vacuum pump to begin evacuating Perform evacuating for about 15 minutes if the piping length is 20 meters 15 minutes for 20 meters assuming a pump capacity of 27 liters per minute Confirm that the compound pressure gauge reading is 101 kPa 76 cmHg 5 Close the low pressure valve handle of gauge manifold 6 Open fully the valve stem of the packed valves both sides of Gas and Liquid 7 Remove the charging hose from the service port 8 Securely tighten the caps on the packed valves Compound pressure gauge Pressure gauge Al Handle Hi Gr Keep full closed Charge hose For R410A only Vacuum pump adapter for counter flow prevention Manifold valve 101 kPa 76 cmHg Charge hose For R410A only Connecting pipe Fi aj For R410A only Vacuum Packed valve at liquid side e Packed valve at gas side Service port Valve core Setting pin Fig 10 4 9 D e KEEP IMPORTANT 5 POINTS FOR PIPING WORK 1 Take away dust and moisture Inside of the connecting pipes 2 Tight connection between pipes and unit 3 Evacuate the air in the connecting pipes u
95. mal voltage provided to the outdoor unit 3 Is the crossover cable connected properly 4 15 the fuse F01 blown Operation Check Item Considerable principle cause Turn off power supply once and 5 second later turn it on again NO Is OPERATION indicator flashing YES Is it possible to turn on power supply by pushing START STOP button on remote controller YES Unit operates normally Does transmission mark on remote controller flash normally and is its signal transmitted properly Remote controller is defective Refer to 5 Troubleshooting for remote controller Measures Item by symptoms Does fan motor connector between CN10 D short circuit Is fuse F01 of indoor control board blown Parts R01 R02 DBO1 C01 ICO1 and T01 are defective Is voltage YES NO YES DC12V or 5V indicated on rear of indoor control board normal o gt Microcomputer Replace main gt is defective P C board Is DC310 340V supplied between CN10 0 0 Parts of a power supply circuit defective Be sure to disconnect the motor connector CN31 after shut off the power supply or it wil damage of the motor 2 Power is not turned on though Indoor P C board is replaced Confirmation procedure Turn on power supply NO
96. n flow and applicable data etc This function removes frost adhered to the outdoor Only in heating heat exchanger operation The temperature sensor of the outdoor heat ex changer Te sensor judges the frosting status of the outdoor heat exchanger and the defrost operation is performed with 4 way valve reverse defrost system Start of heating operation Outdoor heat exchanger temperature Q 1015 Operation time Minute 27 40 The minimum value of Te sensor 10 to 15 minutes after start of operation is stored in memory as TeO Table 1 When TeO TE gt 2 5 continued for 2 minutes in A zone defrost operation starts When the operation continued for 2 minutes in B zone defrost operation starts When TeO TE 2 3 continued for 2 minutes in C zone defrost operation starts FILE NO SVM 12051 Description The necessity of defrost operation is detected by the outdoor heat exchanger temperature The conditions to detect the necessity of defrost operation differ in A B or C zone each Table 1 Defrost operation Defrost operation in A to C zones 1 Stop operation of the compressor for 20 seconds 2 Invert ON 4 way valve 10 seconds after stop of the compressor 3 The outdoor fan stops at the same time when the compressor stops 4 When temperature of the indoor heat exchanger becomes 38 C or lower stop the indoor fan Finish of defrost operation gt Return
97. n select COOL HEAT AUTO DRY Air direction Swing Air volume select AUTO LOW LOW MED MED HIGH ECO e COMFORT SLEEP ON timer setup e QUIET OFF timer setup e PRESET Hi POWER ONE TOUCH Indoor unit Signal receiving Indoor unit control Command signal generating function of Indoor unit control indoor unit operation Indoor unit control e Calculation function temperature calculation Indoor fan motor Activation compensation function of indoor fan e Louver motor Operation command Cold draft preventive function Timer function Serial signal send receive Indoor heat exchanger release control 4 Outdoor unit Serial signal send receive Outdoor unit control inverter T Frequency control of inverter output Waveform composite function Calculation function Compressor Temperature calculation Outdoor fan motor AD conversion function 4 way valve Quick heating function Pulse Modulating valve Delay function of compressor reactivation P M V Current release function GTr over current preventive function Defrost operation function FILE NO SVM 12051 Item Operation flow and applicable data etc 1 Basic operation 2 Cooling Heating operation The operations are performed in the following parts by controls according to cooling heating conditions 1 Receiving the operation ON signal of the remote controller the cooling or heating operation signal
98. nds when a signal is received If time on the reactivation preventive timer is not shortened the high voltage is not applied to electrode of the air purifier for approx 1 hour While the air purifier operates check that the fan speed AUTO is not displayed Because the power ON OFF is controlled on the program 3 Be sure not to touch the electrode with the human body Does the indoor fan rotate NO To item Only indoor fan does not operate YES Does the PURE indicator Blue NO the FILTER indicator Orange go on Replace the main P C board YES Does the PURE indicator go off within 2 seconds after YES To item How to check whether it was ON and does the FILTER the air purifier is good or not indicator Orange go on How to check output of minus ion Referring to the right figure check the Caution on High Voltage gt high voltage output of the air ionizer In this time peel the thermal insulator and attach x o o c o x it to the original position after check operation 1 EN NOTE high voltage Use an exclusive high voltage tester otherwise unit the tester may be broken Does the electrode YES output approx 6kV No trouble Replace the high voltage generator o 2 2 i High voltage tester 11 8 How to Diagnose Trouble in Outdoor Unit 11 8 1 Summarized Inner Diagnosis of Inverter Assembl
99. ner accepts a connection piping length of up to 25 m There is no need to add refrigerant as long as the length of the connection piping is 15 m or less You will need to add 20 g of refrigerant per meter of added connection piping for installations requiring connection piping to be between 16 m to 25 m An allowable height level is up to 10 m A place where the drain water does not cause any problems FILE NO SVM 12051 Precautions for adding refrigerant Use a scale having a precision with at least 10 g per index line when adding the refrigerant Do not use a bathroom scale or similar instrument Use liquid refrigerant when refilling the refrigerant Since the refrigerant is in liquid form it can fill quickly Therefore perform the filling operation carefully and insert the refrigerant gradually Install the outdoor unit without anything blocking the discharging air When the outdoor unit is installed in a place always exposed to strong winds like on the coast or on a high story of a building secure the normal fan operation using a duct or a wind shield Especially in windy areas install the unit to prevent the admission of wind Installation in the following places may result in trouble Do not install the unit in such places place full of machine oil saline place such as the coast A place full of sulfide gas A place where high frequency waves are likely to be generat
100. ng of timer function depend on presetting of timer function ON or OFF depend on presetting per room temperature Timer display Compressor OFF CDU fan ON or OFF depend on presetting per room temperature OFF gt Operation time Cool mode or dry mode Self Cleaning mode operation more than 10 mins operate 30 mins Turn off by remote controller or Automaticaly turn on timer off function 15 Remote A or B Setting the remote controller Purpose selection To separate using of remote control for each indoor This operation is to operate only one unit in case of 2 air conditioner are installed nearly indoor unit using one remote controller Remote Control B Setup Description 1 Press RESET button on the indoor unit to turn the air conditioner ON situation where two indoor units have 2 Point the remote control at the indoor unit been installed in the same room or 3 Push and hold CHK e button on the Remote nearby rooms this operation prevents the Control by the tip of the pencil 00 will be shown remote controller signal from being shown on the display received simultaneously by both units 4 Press MODE e during pushing CHK e B will thus preventing both units from operating show on the display and 00 will disappear and Operation the air conditioner will turn OFF The Remote The indoor unit on which the remote Control B is memorized controller selection has been set to B receives the si
101. nit and wall and tilt the indoor unit for better operation Ne S Do not allow the drain hose to get slack Cut the piping hole sloped slightly Make sure to run the drain hose sloped downward G 2 x The auxiliary piping can be connected to the left rear left rear right right bottom right or bottom left Right a p Rear right E m Insulate the refrigerant pipes separately with insulation not together 6 mm thick heat resisting polyethylene foam FILE NO SVM 12051 10 2 Installation 10 2 1 Optional installation parts Part Code Parts name Q ty Refrigerant piping A Liquid side 26 35 mm b Gas side 29 52 mm cac 10 13k Series 212 70 mm 16k Series Pipe insulating material 1 B polyethylene foam 6 mm thick C Putty PVC tapes ee Fixing bolt arrangement of outdoor unit 125 mm 29 mm i 108 mmc 0 3 sey Drain nipple and cap water proof B are packed in outdoor unit ter Les Air outlet mm 99 mm Drain outlet When using a multi system outdoor unit is used refer to the installation manual provided with the model concerned Fig 8 3 1 e Secure the outdoor unit with fixing bolts and nuts if the unit is likely to be exposed to a strong wind e Use 28 mm or 10 mm anchor bolts and nuts
102. oard is defective If the above condition No 5 still continues start the unit in the following condition Set the operation mode to HEAT Set the preset temperature much higher than room tem perature Check whether or not the com pressor operates Check whether or not the OP ERATION indicator flashes The temperature of the indoor heat exchanger is extremely high The connection of the heat ex changer sensor short circuited CN62 The heat exchanger sensor and the P C board are defective Refer to Table 11 4 1 The main P C board is defective Connect the motor connector to the motor and turn on the power supply Start the unit the following condition Set the fan speed level to HIGH The unit compressor operates continuously in the above condition in No 5 Check it is impossible to detect the voltage DC 15V between 3 and 4 of the motor terminals The motor does not operate or the fan motor does not rotate with high speed But it is possible to receive the signal from the remote controller The motor rotates but vibrates strongly The indoor fan motor is defective Protected operation of P C board The PC board is defective The connection of the motor connector is loose 11 9 2 P C Board Layout T3 15A 250V a R T kk 5045 01 COMPONENT SIDE 2 6 A 4 5 C302 2 u
103. of electromotive force of compressor motor winding Detection of motor speed and rotor position signal lt Operating Hz Inverter output change Commutation timing change Change of compressor speed FILE NO SVM 12051 Description 1 The difference between set temperature on remote controller Ts and room temperature Ta is calculated 2 According to the temperature difference the correction value of Hz signal which determines the compressor speed is set up 3 The rotating position and speed of the motor are detected by the electromotive force occurred on the motor winding with operation of the compressor 4 According to the difference resulted from comparison of the correction value of Hz signal with the present operation Hz the inverter output and the commuta tion timing are varied 5 Change the compressor motor speed by outputting power to the compressor The contents of control operation are same in cooling operation and heating operation 5 Current release control This function prevents troubles on the electronic parts of the compressor driving inverter This function also controls drive circuit of the compressor speed so that electric power of the compressor drive circuit does not exceed the specified value 1 The input current of the outdoor unit is detected in the inverter section of the outdoor unit 2 According to the detected outdoor temperature the specifice value of t
104. of the end plate from two fixing rib while sliding slightly the heat exchanger rightward 2 Remove the pipe holder from the rear side of the main unit 3 Remove two fixing screws at the left side of the end plate of the heat exchanger Heat exchanger fixing holder Part name Bearing Cross flow fan Procedures 1 Follow to the procedure in the item 2 Remove the two screws used to secure the bearing base 3 Remove the bearing base Caution at assembling If the bearing is out from the housing push it into the specified position and then incorporate itin the main body Caution at reassembling 1 To incorporate the fan motor incorporate the motor into the position in the following figure and then install the fan motor Install the cross flow fan so that the right end of the 1st joint from the right of the cross flow fan is set keeping 5 0 mm from closed wall of the main unit Holding the set screw install the cross flow fan so that flat area on shaft of the fan motor comes to the mounting hole of the set screw Perform positioning of the fan motor as follows When assembling the fan motor the fan motor must be installed in such a way that the fan motor leads will be taken out is positioned at the bottom front After assembling the two hooking claws of the motor band right into the main body position the fan motor insert it and then secure the motor band right
105. oil and confirm its operation sound of initial operation etc Observe any possibility cause which may affect high temperature of compressor Compressor is high current All OFF Flashes after Check installation conditions such as though operation Hz is error is detected packed valve opening refrigerant decreased to minimum limit 4 times amount and power supply rate 10 Installation problem both of operation and non operation Instantaneous power condition failure Check P M V by measure the Refrigeration cycle resistance of the coil and confirm its problem operation sound of initial Compressor break down operation etc Observe any possibility cause which may affect high current of compressor If 1 2 and are normal replace compressor 4 times When first error is detected error is count as 1 time then once operation is stop and re started After re starting operation within 6 minutes if same error is detected error count is add count become 2 times When error count comes 4 times record error to check code But after re starting operation if no error is detected and air conditioner can operate more than 6 minutes error count is cleared 73 FILE NO SVM 12051 11 5 Judgment of Trouble by Every Symptom 11 5 1 Indoor Unit Including Remote Controller 1 Power is not turned on Does not operate entirely lt Primary check gt 1 Is the supply voltage normal 2 15 the nor
106. on of the arrow while pulling them out board base P C board FILE NO SVM 12051 Remarks Part name Procedure 1 Side cabinet right 1 Perform step 1 in and all the steps in Side cabinet 2 Remove the fixing screw ST1T 4 x 10L 3 pcs used for securing the side cabinet to the bottom plate and valve fixing panel 2 Side cabinet left 1 Perform step 1 2 Remove the fixing screw ST1T 4 10L 1 pc used to secure the side cabinet left onto the heat exchanger 3 Remove the fixing screw ST1T 4 x 10L 2 pcs used for securing the side cabinet Hook the claw onto to the bottom plate and heat exchanger plate Detail A i Detail C The back body section hooked onto the bottom plate here 1 Perform work of item 1 of D and Q 2 Remove the flange nut fixing the fan motor and the propeller Flange nut is loosened by turning clock wise To tighten the flange nut turn counterclockwise 3 Remove the propeller fan 4 Disconnect the connector for fan motor from the inverter 5 Remove the fixing screws 4 pcs holding by hands so that the fan motor does not fall Precautions when assembling the fan motor Tighten the flange nut using a tightening torque of 4 9 Nem Fan motor Flange nut 100
107. on the wall 1 Securely fit the installation plate onto the wall by screws with the upper and lower parts to hook up the indoor unit 2 To mount the installation plate on a concrete wall with anchor bolts use the anchor bolt holes as illustrated in the below figue 3 Install the installation plate horizontally in the wall When installing the installation plate with a mounting screw do not use the anchor bolt holis Otherwise the unit may fall down and result in personal injury and property damage Anchor bolt X Ox Projection Fig 10 3 4 5 mm dia hole Clip anchor E local parts Fig 10 3 5 Mounting screw x 25 Failure to firmly install the unit may result in personal injury and property damage it the unit falls In case of block brick concrete or similar type walls make 5 mm dia holes in the wall Insert clip anchors for the 2 mounting screws NOTE Secure four corners and lower parts of the installation plate with 4 to 6 mounting screws to install it 15mmorless FILE NO SVM 12051 10 3 3 Electrical Work 1 The supply voltage must be the same as the rated voltage of the air conditioner 2 Prepare a power source for the exclusive use with the air conditioner NOTE Wire type More than HO7RN F or 60245 IEC66 1 5 mm or more This appliance can be connected to a mains in either of the following
108. one indoor unit or remote control to B setting Both are set to A setting in factory shipment The remote control signal is not received when the settings of indoor unit and remote control are different There is no relation between A setting B setting and A room B room when connecting the piping and cables Remote Control A B Selection To separate using of remote control for each indoor unit in case of 2 air conditioner are installed nearly the remote control signal simultaneously and operate In this Remote Control B Setup 1 Press RESET button on the indoor unit to turn the air conditioner ON 2 Point the remote control at the indoor unit 3 Push and hold c amp button on the Remote Control by the tip of the pencil 00 will be shown on the display 4 Press during pushing B will show on the display and 00 will disappear and the air conditioner will turn OFF The Remote Control B is memorized Note 1 Repeat above step to reset Remote Control to be A 2 Remote Control A have not A display 3 Detault setting of Remote Control from factory is A S rosmmA 00 Fig 10 5 3 FILE NO SVM 12051 11 HOW TO DIAGNOSE THE TROUBLE The pulse motor circuits are mounted to both indoor and outdoor units Therefore diagnose troubles according to the trouble diagnosis procedure as described be
109. oor Cooling Heating 46 47 48 50 49 50 Indoor unit nit model RAS B13N3KVP E RAS B16N3KVP E Dimension Height mm 27 275 Width mm 79 790 Depth mm 3 i E 2 2 9 3 2 a 5 5 3 o High Cooling Heating Medium Cooling Heating B A glp w 5 a T a a Net weight kg 75 90 25 0 an motor output W 30 00 00 o w olo Air flow rate Cooling Heating m3 min 10 50 11 80 11 00 12 20 11 50 12 60 o 5 w 5 Compressor an motor output W 43 Air flow rate Cooling Heating m3 min 30 0 30 0 Piping ype connection Indoor unit Outdoor unit m m 15 m R410A kg 1 05 ower supply 3Wires includes earth nterconnection 4Wires includes earth Usable temperature range ndoor Cooling Heating 21 32 0 28 21 32 0 28 21 32 0 28 Outdoor Cooling Heating 10 46 15 24 10 46 15 24 10 46 15 24 i nstallation plate 1 Outdoor unit Unit model RAS 13N3AVP E RAS 16N3AVP E Dimension Height mm 63 Width mm Depth mm 300 Net weight kg 15 R410A 1 05 9 a o S a o Q o atteries Pot oshiba AQ Filter i crew 6 O4x25L 6 O4x25L 6 S4x25L 2 3 1x16L 2 3 1x16L 2 3 1x16L RJ 4 00 2 2 120 2 3 o 3 5 o O15 g 2 8 fe leis s 5 0 gt oz 3 o 8 c o ag o amp 88 E 9g 5 5 9
110. ote controller Press TEMP A button If there is no fault with a code the indoor unit will beep once Beep and the display of the remote controller will change as follows di gt Be ee 8 gt E 3 The TIMER indicator of the indoor unit flashes continuously 5 times per 1 sec Check the unit with all 52 check codes 0 to 33 as shown in Table 11 4 1 Press TEMP Y button to change the check code backward If there is a fault the indoor unit will beep for 10 seconds Beep Beep Beep Note the check code on the display of the remote controller 2 digits alohanumeric will be indicated on the display All indicators on the indoor unit will flash b times per 1 sec Press CLR button After service finish for clear service code in memory e 7F is indicated the display of the remote control Press 05 button to release the service mode The display of the remote controller returns to as it was before service mode was engaged Fig 11 4 1 68 11 4 2 Caution at Servicing FILE NO SVM 12051 1 After using the service mode of remote controller finished press the 5 button to reset the remote controller to normal function 2 After finished the diagnosis by the remote controller turn OFF power supply and turn its ON again to reset the air conditioner to normal operation However the check codes are not deleted from memory of the microcomputer 3 After
111. ove all contaminants a Flare Joints Flare joints used to connect the copper pipes cannot be used for pipings whose outer diameter exceeds 20 mm In such a case socket joints can be used Sizes of flare pipe ends flare joint ends and flare nuts are as shown in Tables 3 2 3 to 3 2 6 below b Socket Joints Socket joints are such that they are brazed for connections and used mainly for thick pipings whose diameter is larger than 20 mm Thicknesses of socket joints are as shown in Table 3 2 2 Table 3 2 2 Minimum thicknesses of socket joints Reference outer diameter of Minimum joint thickness Nominal diameter copper pipe jointed mm mm 3 2 2 Processing of Piping Materials When performing the refrigerant piping installation care should be taken to ensure that water or dust does not enter the pipe interior that no other oil than lubricating oils used in the installed air water heat pump is used and that refrigerant does not leak When using lubricating oils in the piping processing use such lubricating oils whose water content has been removed When stored be sure to seal the container with an airtight cap or any other cover 1 Flare processing procedures and precautions a Cutting the Pipe By means of a pipe cutter slowly cut the pipe so that it is not deformed b Removing Burrs and Chips If the flared section has chips or burrs refrigerant leakage may occur Carefully remove all burrs and clean the c
112. pear Press 05 button to turn the unit ON When short timer is activated all setting on the remote operates immediately besides all indicatiors on front panel turns ON continuously for 3 seconds 19 One Touch Comfort Operation flow and applicable data etc One touch comfort is the fully automated operation that is set according to the preferable condition in a region Fan Operation AUTO AUTO L Time after operation starts min AUTO L Fan operates depends on the setting temperature and room temperature During the One Touch Comfort mode if the indoor unit receives any signal with other operation mode the unit will cancel the comfort mode and operates according to the signal received FILE NO SVM 12051 Description Operation condition for model to Europe market When an indoor unit receives One Touch Comfort Signal from the remote controller the indoor unit operates as following 1 Air conditioner starts to operation when the signal is received even if the air conditioner was OFF 2 Operation mode is set according to room temperature the same as AUTO mode 3 Target temperature is 24 C 4 Louver position is set as stored position of the operating mode 5 Fan is controlled as followings 20 Hi POWER Mode Hi POWER button on the remote controller is pressed When Hi POWER button is pressed while the indoor unit is in Auto Cooling or Heating operation Hi POWER mark is
113. peration Data lt Cooling gt Tempeature Model name Standard Heat exchanger Indoor Outdoor Compressor RAS pressure pipe temp fan mode fan mode P MPa indoor Outdoor 27 19 35 0 9 to 1 1 12 to 14 40 to 42 B13N3KVP E 0 8 to 1 0 8 to 10 41 to 43 BIENKVPE 0 71009 421044 revolution Heating Tempeature Model name Standard Heat exchanger Indoor Outdoor Compressor RAS pressure pipe temp fan mode Indoor Outdoor fan mode revolution P MPa T1 T2 C rps NOTES 1 Measure surface temperature of heat exchanger pipe around center of heat exchaner path U bent Thermistor themometer 2 Connecting piping condition 5 m FILE NO SVM 12051 8 CONTROL BLOCK DIAGRAM 8 1 Indoor Unit M C U Indoor Unit Control Unit Heat Exchanger Sensor Tcj Heat Exchanger Sensor T I Motor C Room Temperature Sensor Ta L Mot 3 minute Delay at Restart for Compressor Dive CORTO 1 Infrared Rays Signal Receiver Fan Motor Starting Control i eil gt Indoor Fan ee pee ee Processing Motor Control z Cold draft preventing Function Initializing Circuit Temperature Processing Timer Indoor Clock Frequency Fan Motor Oscillator Circuit Serial Signal Communication Clean Function unit Power Supply TS Circuit FTN Converter
114. perature To and Outdoor fan control compressor revolution the speed of the outdoor fan shown in the 2 Fan speed gt 400 YES OFF status of when the motor stopped fan motor continues table is selected NO Air conditioner ON Remote controller Fan motor ON YES Air conditioner Alarm NO 4 Motor operates as shown in the table below In cooling operation In Heating operation 13 8 31 7 Compressor speed rps 16 8 47 9 To gt 15 gt 38 lt 15 gt 28 lt 5 5 gt 15 lt 5 0 To 2 5 5 C To 2 15 C To 2 0 C During To 15 C To lt 0 C ECO mode To lt 5 5 During To 2 38 C To lt 5 5 C ECO mode To 38 C When To is abnormal When To is abnormal Compressor speed rps Outdoor fan speed rpm RAS 10N3AVP E RAS 13N3AVP E RAS 16N3AVP E RAS 10N3AVP E RAS 13N3AVP E RAS 16N3AVP E 4 Capacity control Operation flow and applicable data etc The cooling or heating capacity depending on the load is adjusted According to difference between the setup value of tempera ture and the room temperature the capacity is adjusted by the compressor revolution Remote controller Set temp Ts Indoor unit Room temp Ta Correction value of Hz Ts Ta Correction of Hz signal Detection
115. r unit beep and operate YES Remote control is defective Is there any thyristor fluorescent light nearby Does indoor unit start to operate by automatic restart function Does radio sound is affected by remote control when a signal is transmitted at distance of 5 cm from radio P C board is defective Avoid direct Keep indoor unit Replace Replace Normal Replace sunlight away from P C board batteries operation remote control thyristor fluorescent light FILE NO SVM 12051 11 5 2 Wiring Failure Interconnecting and Serial Signal Wire 1 Outdoor unit does not operate 1 Is the voltage between and Q of the indoor terminal block varied Confirm that transmission from indoor unit to outdoor unit is correctly performed based upon the follow ing diagram NOTE Measurement should be performed 2 minutes and 30 seconds after starting of the operation Be sure to prepare a diode for judgment Terminal block at indoor side Red O O J S5277G or equivalent G or J type S5277G Diode with rated voltage of 400V White or more is acceptable D Terminal block Tester Normal time Voltage swings between DC15 and 60V Inverter Assembly check 11 8 1 Abnormal time Voltage does not vary 2 Outdoor unit stops in a little while after operation started Check procedure Select phenomena described below 1 The outdoor unit stops
116. rarily set up by pressing FIX button Horizontal Inclined Blowing Inclined Horizontal blowing blowing downward blowing blowing 44 24 224 3 Swing e Swing operation is performed in width 35 with the stop position as Swing the center When pressing If the stop position exceeds either upper or lower limit position SWING button during swing operation is performed in width 35 from the limit which the operation the louver stop position exceeded starts swinging 9 ECO operation Operation flow and applicable data etc When pressing ECO button on the remote controller a Economic operation is performed lt Cooling operation gt This function operates the air conditioner with the difference between the set and the room temperature as shown in the following figure FILE NO SVM 12051 Description lt Cooling operation gt 1 The control target temperature increase 0 5 C per hour up to 2 C starting from the set temperature when ECONO has been received 2 The indoor fan speed is depend on presetting and can change every speed after setting ECO operation 3 The compressor speed is controlled as shown in the left figure S on Room temp Set temp DRY max COOL min 6 x 5 COOL min DRY max COOL min 6 x 4 COOL min DRY max COOL min 6 x 3 COOL min DRY max
117. rding to the type and shape of treated metal type of brazing filler and brazing method etc 3 Types of flux Noncorrosive flux Generally it is a compound of borax and boric acid It is effective in case where the brazing tem perature is higher than 800 C Activated flux Most of fluxes generally used for silver brazing are this type It features an increased oxide film removing capability due to the addition of compounds such as potassium fluoride potassium chloride and sodium fluoride to the borax boric acid compound 4 Piping materials for brazing and used brazing filler flux Piping material Used brazing filler Used flux Copper Copper Phosphor copper Do not use Copper Iron Silver Paste flux Iron Iron Silver Vapor flux 1 Do not enter flux into the refrigeration cycle 2 When chlorine contained in the flux remains within the pipe the lubricating oil deteriorates Therefore use a flux which does not contain chlorine 3 When adding water to the flux use water which does not contain chlorine e g distilled water or ion exchange water 4 Remove the flux after brazing a FILE NO SVM 12051 3 5 3 Brazing As brazing work requires sophisticated techniques experiences based upon a theoretical knowledge it must be performed by a person qualified In order to prevent the oxide film from occurring in the pipe interior during brazing it is effec
118. result in compressor damage At the same time if there is a leak in the connection part it may cause air suction and overpressure resulting burst or injury In pump down operations ensure to perform the following procedures Do not inject air into the refrigeration cycle Be sure to close both service valves and stop the compressor before removing the refrigerant pipe It removing the refrigerant pipe while the compressor is operating with the service valves opened it may cause to air absorbed and abnormal high pressure inside the refrigeration cycle and resulting burst or injury Do not modify the power cable connect the cable midway or use a multiple outlet extension cable Doing so may cause contact failure insulation failure or excess current resulting in fire or electrical shock Do not use any refrigerant different from the one specified for complement or replacement Otherwise abnormally high pressure may be generated in the refrigeration cycle which may result in a failure or explosion of the product or an injury to your body Be sure to comply with local regulations codes when running the wire from the outdoor unit to the indoor unit Size of wire and wiring method etc Places where iron or other metal dust is present If iron or other metal dust adheres to or collects on the interior of the air conditioner it may spontaneously combust and start a fire If you detect any damage do not install the unit Contact your s
119. rmed on the remote controller for servicing FILE NO SVM 12051 11 4 Self Dia gnosis by Remote Controller Check Code 1 Ifthe lamps are indicated as shown B to E in Table 11 4 1 execute the self diagnosis by the remote controller 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 the remote controller with the check codes If a fault is detected all lamps on the indoor unit will flash at 5Hz and it will beep for 10 seconds Beep Beep Beep The timer lamp usually flashes BHz during self diagnosis 11 4 1 How to Use Remote Controller in Service Mode TOSHIBA AB G A xr w OSE 48 80 1 T oF m AMIO 2 88 Sok cHK POWER HiPOWER TEMP PRESET 35 MODE SWING FAN ONETOUCH 8 ECO HiPoweR siPURE COMEORT poweR seL TIME ON oFF ser CLR Alphanumeric characters are used for the check codes Sis 5 B is 6 A is A h is B isC d is D Press CHECK button with a tip of pencil to set the remote controller to the service mode is indicated on the display of the rem
120. s 3 When connecting or disconnecting the connectors on the P C board hold the whole housing Do not pull at the lead wire 2 Inspection procedures 1 When a P C board is judged to be defective check for disconnection burning or discoloration of the copper foil pattern or this P C board 2 The P C board consists of the following 2 parts a Main P C board part DC power supply circuit Indoor fan motor control circuit CPU and peripheral circuits buzzer and Driving circuit of louver b Indication unit of infrared ray receiving infrared ray receiving circuit LED To check defect of the P C board follow the procedure described below 3 Check procedures Procedure Turn off the power supply breaker and remove the P C board assembly from electronic parts base Remove the connecting cables from the terminal block Table 11 9 1 Check points Check whether or not the fuse F01 is blown FILE NO SVM 12051 Impulse voltage was applied or the indoor fan motor short circuited Remove the connector of the motor and turn on the power supply breaker If OPERATION indicator flashes once per second it is not necessary to check steps 1 to 3 in the right next column Check power supply voltage 1 Between No 1 and No 3 of CN23 AC 220 240V 2 Between and of DC 310 340V Between of C10 and output side of IC08 DC 15V 4 Between 12V and GND 5 Between 5V and GND
121. s of indoor outdoor units correctly set to the holder NOTE The temperature sensors which are used to control pulse motor valve include indoor heat exchanger sensor TC outdoor heat exchanger temp sensor TE outdoor suction temp sensor TS and outdoor sensor TO YES Set it correctly pee Gas amount check and valve clogging check Remove TC sensor connector from the P C board in indoor unit Remove connector from the P C board Operate the air conditioner in COOL mode by TEMP button sound is heard if keeping pushed for 10 seconds The operation enters temporary operation mode which fixes opening degree of compressor speed Check condensation at outlet of PMV and then check operating pressure from the service port Existence of condensation at outlet of P M V YES If there is condensation at outlet 1 4 inch 6 35mm valve side the valve is clogged Replace valve Check the operating pressure from service port and add gas if pressure is low Add gas 11 7 Troubleshooting 11 7 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 FILE NO SVM 12051 Does the OPERATION indicator flash N YES Turn off the power breaker and remove CN41 Micro switch connector Short circuit between and 2 pin of CN41 at PC side and turn on the power
122. s the PURE indicator Blue NO the FILTER indicator Orange go on YES Does the PURE indicator go off within 2 seconds after Is DC 5V to DC 10V applied between 2 Brown Negative voltage it was ON and does the FILTER and 2 Brown GND indicator Orange go on of CN42 of the main P C board YES YES Dry the electric dust collector and ionizer Are the electric dust collector and ionizer dried Electrode check NO x o o c 2 2 YES Referring to the right figure check the high output voltage of the air filter unit NOTE Use an exclusive high voltage tester otherwise the tester may be broken YES Is output of the ionizer approx 4 0 kV to 4 8 kV Is output of the collector approx 3 0 kV to 3 8 kV Refer to items cleaning and check for the electric dust collector ionizer ionized wire units When the ionized wire is disconnected or when dirt is not cleaned even cleaned replace each unit YES Are the electric dust collector ionizer ionized wire units dirty Is an abnormal sound cracking noise heard from the electrode YES Replace the main P C board How to check output of the air purifier NO Caution on High Voltage gt Collector Be sure not to come to contact to the gray part or not to touch the ionized cables High voltage tester Replace
123. sent from the outdoor unit controller The current operation mode The current compressor revolution Outdoor temperature Existence of protective circuit operation For transferring of these signals the indoor unit controller monitors the contents of signals and judges existence of trouble occurrence Contents of judgment are described below Whether distinction of the current operation status meets to the operation command signal Whether protective circuit operates When no signal is received from the outdoor unit controller it is assumed as a trouble Operation control of outdoor fan motor Operations followed to judgment e PM V control of serial signal from indoor side 4 way valve control FILE NO SVM 12051 9 2 Operation Description ONO A Fw 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Basic E TEE 26 1 Operation Control 26 2 Cooling Heating operation eco o Ere mech eeu edad Reap it nen iue Ioa ra Pup 27 3 AUTCO ODSFAUODI ida rdiet atr o stele dc ie EU 27 A SAY ODPM ON es ress erm 27 Indoor fan motor 28 Outdoor fan motor control s eese mt esse ditat eios a cepi udi esae tele ita 30 CAPACITY COMM icc 31 ARE e e bere oe ced
124. servicing finished press CLR button of remote controller under service mode status to send code 7F to the indoor unit The check code stored in memory is cleared Block distinction distinction code Indoor P C board Table 11 4 1 Operation of diagnosis function Air conditioner status Cause of operation TA sensor The room temperature sensor is short Circuit or disconnection TC sensor The heat exchanger temperature sensor of the indoor unit is out of place disconnection short circuit or migration Fan motor of the indoor unit All OFF is failure lock rotor short circuit disconnection etc Or its circuit on P C board has problem Other trouble on the indoor P C board Depend on Display flashing error Flashes when error is detected Flashes when error is detected Flashes when error is detected Depend on cause of failure Action and Judgment Check the sensor TA and connection In case of the sensor and its connection is normal check the P C board Check the sensor TC and connection In case of the sensor and its connection is normal check the P C board Check the fan motor and connection In case of the motor and its connection is normal check the P C board Replace P C board Block distinction Operation of diagnosis function Air Check Cause of operation conditioner code status Serial signal 1 Defective w
125. shaped so that the cover can be firmly placed Improper cover installation may cause increased heat fire or electrical shock at the terminal area Be sure to use only approved accessories or the specified parts Failure to do so may cause the unit to fall water leakage fire or electrical shock After the installation work ensure that there is no leakage of refrigerant gas If the refrigerant gas leaks out of the pipe into the room and is heated by fire or something else from a fan heater stove or gas range it causes generation of poisonous gas Make sure the equipment is properly earthed Do not connect the earth wire to a gas pipe water pipe lightning conductor or telephone earth wire Improper earth work may be the cause of electrical shock Do not install the unit where flammable gas may leak It there is any gas leakage or accumulation around the unit it can cause a fire Do not select a location for installation where there may be excessive water or humidity such as a bathroom Deterioration of insulation may cause elestrical shock or fire Installation work must be performed following the instructions in this installation manual Improper installation may cause water leakage electrical shock or fire Check the following items before operating the unit Be sure that the pipe connection is well placed and there are no leaks Check that the service valve is open If the service valve is closed it may cause overpressure and
126. sing VACUUM PUMP 4 Check gas leak connected points 5 Be save to fully open the packed valves before operation A Packed Valve handling precautions to open it beyond the stopper Pipe size of Packed Valve Size of Hexagon wrench FILE NO SVM 12051 Stripping length of connecting cable Open the valve stem all the way out but do not try 12 70 mm and smallers A 4mm 15 88 mm A 5mm e Securely tighten the valve cap with torque in the following table Cap Cap Size H Torque 14 18 N m Bee ee 1 4 to 1 8 kgf m Valve Rod Cap 38 42 N m Pean Ran 3 3 to 4 2 kgf m 8 12 N m FH 0 8 to 1 2 kgf m Service Part Gap 14 18 1 4 to 1 8 kgf m Hexagon wrench is required qo Y Service Port Cap Fig 10 4 10 fia 10 4 5 Wiring connection Remove the valve cover from the outdoor unit Connect the connecting cable to the terminals as identified with their respective matched numbers on the terminal block of indoor and outdoor unit coming in the outdoor unit Insulate the unused cords conductors from any water coming in the outdoor unit Proceed them so that they do not touch any electrical or metal parts When connecting the connecting cable to the outdoor unit terminals make a loop as shown in the installation diagram of indoor and outdoor unit to prevent water
127. starts being transferred form the indoor controller to the outdoor unit 2 At the indoor unit side the indoor fan is operated according to the contents of 2 Indoor fan motor control and the louver according to the contents of 9 Louver control respectively 3 The outdoor unit controls the outdoor fan motor compressor pulse Modulating valve and 4 way valve according to the operation signal sent from the indoor unit Operation ON Setup of remote controller Y Indoor unit control Control Requierment Indoor fan motor control Louver control Operation Hz y Sending of operation command signal E Outdoor unit control 4 way valve control Compressor revolution control Outdoor fan motor control Operation Hz control Include limit control In cooling operation ON In heating operation OFF Pulse Modulating valve control 3 AUTO operation Selection of operation mode As shown in the following figure the operation starts by selecting automatically the status of room temperature Ta when starting AUTO operation 1 When reselecting the operation mode the fan speed is controlled by the previous operation mode Ta Cooling operation Monitoring Fan Heating operation 1 Detects the room temperature Ta when the operation started 2 Selects an operation mode from Ta in the left figure 3 Fan operation continues
128. t Description Description No No No No 703 43762320 HEATSINK RAS 10N3AVP E 43760392 TERMINAL 5P 43762331 HEATSINK RAS 13 16N3AVP E 43760326 FUSE 43T6V305 ASM PCB SERV RAS 10N3AVP E 43760377 TEMPERATURE SENSOR 43T6V306 ASM PCB SERV RAS 13N3AVP E 43750304 SENSOR HEAT EXCHANGER 43T6V307 ASM PCB SERV RAS 16N3AVP E 43762313 BASE PLATE PC 108 TOSHIBA CARRIER THAILAND CO LTD
129. t in an airtight room Carbon monoxide poisoning may result if the room is not properly ventilated Do not bring welding equipment near flammable objects Flames from the equipment may cause the flammable objects to catch fire If keeping the power on is absolutely unavoidable while doing a job such as inspecting the cir cuitry wear rubber gloves to avoid contact with the live parts Electric shocks may be received if the live parts are touched High voltage circuits are contained inside this unit Proceed very carefully when conducting checks since directly touching the parts on the control circuit board may result in electric shocks 12 1 Indoor Unit Part name Procedures Remarks Front panel 1 Stop operation of the air conditioner and turn off its main power supply 2 Open the air inlet grille push the arm toward the outside and remove the grille 3 Remove the left and right air filters FILE NO SVM 12051 No Part name Front panel Procedures Remarks 4 Press PUSH part under the front panel and remove hooks of the front panel from the installation plate Installation plate ge Front panel 5 Remove the front panel fixing screws 2 pcs 6 Take off three hooks of panel from rear side A g lt How to assemble the front panel gt 1 Press three center positions and two lower center positions of the air outlet and then hang the hanging hoo
130. t of the air condi tioner using R410A as refrigerant To prevent mischarging the diameter of the service port differs from that of R22 3 If a refrigeration gas leakage occurs during installation servicing be sure to ventilate fully If the refrigerant gas comes into contact with fire a poisonous gas may occur 4 When installing or removing an air conditioner do not allow air or moisture to remain in the refrig eration cycle Otherwise pressure in the refrig eration cycle may become abnormally high so that a rupture or personal injury may be caused 5 After completion of installation work check to make sure that there is no refrigeration gas leakage If the refrigerant gas leaks into the room coming into contact with fire in the fan driven heater space heater etc a poisonous gas may occur 6 When an air conditioning system charged with a large volume of refrigerant is installed in a small room it is necessary to exercise care so that even when refrigerant leaks its concentration does not exceed the marginal level If the refrigerant gas leakage occurs and its concentration exceeds the marginal level an oxygen starvation accident may result 7 Be sure to carry out installation or removal according to the installation manual Improper installation may cause refrigeration trouble water leakage electric shock fire etc 8 Unauthorized modifications to the air conditioner may be dangerous If a breakdown
131. the pipe hole position on the e A place where there are no obstacles such as a mstallation piata gt 9 pipe hole 265 mm at a slight downward slant to the outdoor curtain that may block the signal from the indoor side unit Indoor unit Do not install the remote control a place exposed NOTE or close to heating source such When drilling into a wall that contains a metal lath wire lath or metal plate be sure to use a pipe hole Keep the remote control at least 1 m apart from the brim ring sold separately nearest TV set or stereo equipment This is necessary to prevent image disturbances or noise interference The location of the remote control should be Mounting the installation plate determined as shown below Side view Top A 7 Indoor unit Anchor bolt holes m uc EEG cu eaf 82 oo gt 4 j 9 4 Reception at R m B 1 Reception N Remote a Y D range control oem PS e oe 5 85 gt gg tp UN S FL Ie ele NME 5 Oe E N Fig 10 3 1 E dnd Hook Installation Pipe hole Hook f Thr ad Pipe hole Plate Indoor unit Weight mounting screw Fig 10 3 3 When the installation plate is directly mounted
132. tically control room temperature and airflow for faster cooling or heating operation except in DRY and FAN ONLY mode Press Start and stop the operation 7 ECO OPERATION To automatically control room to save energy except in DRY and FAN ONLY mode Press Start and stop the operation Note Cooling operation the set temperature will increase automatically 1 degree hour for 2 hours maximum 2 degrees increase For heating operation the set temperature will decrease 8 TEMPORARY OPERATION In case of the misplaced or discharged remote control Pressing the RESET button the unit can start or stop without using the remote control Operation mode is set on AUTOMATIC operation preset temperature is 24 C and fan operation is automatic speed 9 TIMER OPERATION Setting the ON Timer Setting the OFF Timer 1 Press LON for enter ON timer setting Press LE tor enter OFF timer setting 2 Press TEMP for select desired ON Press TEMP for select desired OFF C jtimer C jtimer 3 Press SET for set timer Press LEU for set timer 4 Press CHP for cancel timer Press for cancel timer Daily timer allows the user to set both the ON amp OFF timers and will be activated on a daily basis 47 FILE NO SVM 12051 Setting Daily Timer Press tor enter ON timer setting 4 e forse ORE Press or select desired 5 press
133. tions or limitations Terminal block N N Mis 00 Cord clamp ae Terminal cover Screw 100 mm Earth line Connecting cable j 7 Xo em 90 mm Stripping length of the connecting cable Fig 10 3 6 NOTE e Use stranded wire only e Wire type More than HO7RN F or 60245 IEC66 1 0 mm or more How to install the air inlet grille on the indoor unit e When ataching the air inlet grille the contrary of the removed operation is performed Fig 10 3 7 10 3 5 Piping and Drain Hose Installation 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 Rearright mm Foar en Bottom left gt n Bonom right am Rom o e E LE Changing Piping preparation mo cc co gt ot OW FILE NO SVM 12051 1 Die cutting front panel slit Cut out the slit on the left or right side of the front panel for the left or right connection and the slit on the bottom left or side of thefront panel for the bottom left or right connection with a pair of nippers 2 Changing drain hose For leftward connection bottom leftward connection and rearleftward conne
134. tive to proceed with brazing while letting dry Nitrogen gas N2 flow Never use gas other than Nitrogen gas 1 Brazing method to prevent oxidation 1 Attach a reducing valve and a flow meter to the Nitrogen gas cylinder 2 Use a copper pipe to direct the piping mate rial and attach a flow meter to the cylinder 3 Apply a seal onto the clearance between the piping material and inserted copper pipe for Nitrogen in order to prevent backflow of the Nitrogen gas 4 When the Nitrogen gas is flowing be sure to keep the piping end open 5 Adjust the flow rate of Nitrogen gas so that it is lower than 0 05 m Hr or 0 02 MPa 0 2kgf cm by means of the reducing valve 6 After performing the steps above keep the Nitrogen gas flowing until the pipe cools down to a certain extent temperature at which pipes are touchable with hands 7 Remove the flux completely after brazing Nitrogen gas cylinder From Nitrogen cylinder gas Rubber plug Fig 3 5 1 Prevention of oxidation during brazing 4 1 Indoor Unit Grille Inlet Front panel 60 Knock out system 250 4 CONSTRUCTION VIEWS FILE NO SVM 12051 Air inlet 58 Remote controller holder Connecting pipe 0 37m Flare 6 35 Connecting pipe 0 37m For 10 13k Flare 9 52mm
135. to R22 model FILE NO SVM 12051 Changes Gauge manifold As pressure is high it is impossible to measure by means of conventional gauge In order to prevent any other refrigerant from being charged each port diameter has been changed Charge hose In order to increase pressure resisting strength hose materials and port size have been changed to 1 2 UNF 20 threads per inch When purchasing a charge hose be sure to confirm the port size Electronic balance for refrigerant charging As pressure is high and gasification speed is fast it is difficult to read the indicated value by means of charging cylinder as air bubbles occur Torque wrench nominal diam 1 2 5 8 The size of opposite sides of flare nuts have been increased Incidentally a common wrench is used for nominal diameters 1 4 and 3 8 Flare tool clutch type By increasing the clamp bar s receiving hole strength of spring in the tool has been improved Gauge for projection adjustment Used when flare is made by using conventional flare tool Vacuum pump adapter Connected to conventional vacuum pump It is necessary to use an adapter to prevent vacuum pump oil from flowing back to the charge hose The charge hose connecting part has two ports one for conventional refrigerant 7 16 UNF 20 threads per inch and one for R410A If the vacuum pump oil mineral mixes with R410A a sludge may occur and damage the equipment
136. to ways 1 Connection to fixed wiring A switch or circuit breaker which disconnects all poles and has a contact separation of at least 3 mm must be incorporated in the fixed wiring An approved circuit breaker or switches must be used Connection with power supply plug Attach power supply plug with power cord and plug it into wall outlet An approved power supply cord and plug must be used NOTE Perform wiring works so as to allow a general wiring capacity 10 3 4 Wiring Connection 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 terminal cover and cord clamp 3 Insert the connecting cable or as according to local regulations codes into the pipe hole on the wall 4 Take out the connecting cable through the cable slot on the rear panel so that it protrudes about 20 cm from the front 5 Insert the connecting cable fully into the terminal block and secure it tightly with screws 6 Tightening torque 1 2 Nem 0 12 kgf m 7 Secure the connecting cable with the cord clamp 8 Fix the terminal cover rear plate bushing and air inlet grille on the indoor unit CAUTION Be sure to refer to the wiring system diagram labeled inside the front panel Check local electrical regulations for any specific wiring instruc
137. until an operation mode is selected 4 When AUTO operation has started within 2 hours after heating operation stopped and if the room temperature is 20 C or more the fan operation is performed with Super Ultra LOW mode for 3 minutes Then select an operation mode 5 If the status of compressor OFF continues for 15 minutes the room temperature after selecting an operation mode COOL HEAT reselect an operation mode DRY operation DRY operation is performed according to the difference between room temperature and the setup temperature as shown below In DRY operation fan speed is controlled in order to prevent lowering of the room temperature and to avoid air flow from blowing directly to persons Fan speed 927 1 Detects the room temperature Ta when the DRY operation started 2 Starts operation under conditions in the left figure according to the temperature difference between the room tempera ture and the setup temperature Tsc Setup temperature Tsc Set temperature on remote controller Ts 0 0 to 1 0 3 When the room temperature is lower 1 C or less than the setup temperature turn off the compressor FILE NO SVM 12051 Operation flow and applicable data etc Description 2 Indoor fan In cooling operation gt motor control This operation controls the fan speed at indoor unit side Symbols The indoor fan cross flow fan is operated by the phase UH Ultra Hi
138. upply GRN amp YEL DASS x z a dz Heat exchanger SHEET METAL OD ou I x dagg a Micro SW E TA 231 CNOA Xe axi c 9 NOt CN51 CN42 CN41 ic WHI OQ Sr ao 9 Ss E Qa DC Motor IG e 6X6 ge CN31 WHN Fan Motor WHI Heat Exchanger Sensor G 00 TK AAE H Ti 3X3 3X3 3 7 22 AKA Heat Exchanger Sensor GNG2 55 ELS TO BLU t CN32 Louver Motor Line WHI 2X2 Filter Ells CN22 Thermo Sensor CN61 WHI TA WHI OF DELU mm DcVO 2 2Y2 BLU gt 3y3 BLU esq o 9 a2 BLU 0O OG gt 8 XS G i SLU ia 23 Color indication S faye c P O BRWBROWN 2 c 909 mi YEL YELLOW gt BLK BLACK n K WHEWHITE WHI GRN amp YEL Main P C Board GREEN amp YELLOW MCC 5045 CN11 BLK FILE NO SVM 12051 6 SPECIFICATIONS OF ELECTRICAL PARTS 6 1 Indoor Unit Fan motor for indoor MF 340 30 3 DC250 370 30W Room temp sensor TA sensor 10kQ at 25 C Heat exchanger temp sensor TC sensor 10kQ at 25 C Heat exchanger temp sensor Tcj sensor 10kQ at 25 C Louver motor MSBPC20F04 Output Rated 1W 16 poles DC12V 6 2 Outdoor Unit eat exchanger temp sensor TE sensor Inverter attached 10kQ 25 C Terminal block 5P JX0 5B 20A AC250V Compressor DA111
139. upplying dealer immediately Never modify this unit by removing any of the safety guards Do not install in a place which cannot bear the weight of the unit Personal injury and property damage can result if the unit falls FILE NO SVM 12051 CAUTION Please read this installation manual carefbefore installing the unit It contains further important instructions for proper installation Exposure of unit to water or other moisture before installation could result in electric shock Do not store it in a wet basement or expose to rain or water e After unpacking the unit examine it carefully for possible damage e Do not install in a place that can increase the vibration of the unit Do not install in a place that can amplify the noise level of the unit or where noise and discharged air might disturb neighbors This appliance must be connected to the main power supply by means of a circuit breaker depending on the place where the unit is installed Failure to do so may cause electrical shock Follow the instructions in this installation manual to arrange the drain pipe for proper drainage from the unit Ensure that drained water is discharged Improper drainage can result in water leakage causing water damage to furniture Tighten the flare nut with a torque wrench using the prescribed method Do not apply excess torque Otherwise the nut may crack after a long period of usage and it may cause the leakage of refrigerant Wear gloves
140. using the two fixing screws FILE NO SVM 12051 Remarks Two screws E Bearing Bearing base 12 2 Microcomputer 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 FILE NO SVM 12051 Remarks Replace terminal block microcomputer ass y and the P C board ass y 12 3 Outdoor Unit Part name Common procedure Procedure 1 Detachment Wear gloves for this job Otherwise you may injure your hands on the parts etc 1 Stop operation of the air conditioner and turn off the main switch of the breaker for air conditioner 2 Remove the valve cover ST1T 4 x 10L 3 pcs After removing screw remove the valve cover pulling it downward 3 Remove cord clamp ST2T 4 x 14L 3 pcs and then remove connecting cable 4 Remove the upper cabinet ST1T 4 x 10L 5 pcs After removing screws remove the upper cabinet pulling it upward 2 Attachment 1 Attach the water proof cover The water proof cover must be attached without fail in order to prevent rain water etc from entering inside the indoor unit 2 Attach the upper cabinet ST1T 4 x 10L 5 pcs 3 Perform cabling of connecting cabl
141. ut surface before installation c Insertion of Flare Nut FILE NO SVM 12051 d Flare Processing Make certain that a clamp bar and copper pipe have been cleaned By means of the clamp bar perform the flare processing correctly Use either a flare tool for R410A or conven tional flare tool Flare processing dimensions differ according to the type of flare tool When using a con ventional flare tool be sure to secure dimen sion A by using a gauge for size adjustment Fig 3 2 1 Flare processing dimensions Table 3 2 3 Dimensions related to flare processing for R410A A mm Outer diameter mm Thickness mm Nominal diameter Flare tool for R410A Conventional flare tool clutch type Clutch type Wing nut type 1 0 to 1 5 1 5 to 2 0 1 0 to 1 5 1 5 to 2 0 1 0 to 1 5 2 0 to 2 5 1 0 to 1 5 2 0 to 2 5 Table 3 2 4 Dimensions related to flare processing for R22 A mm Outer diameter mm Thickness mm Flare tool for R22 clutch type Clutch type Wing nut type Nominal diameter Conventional flare tool 0 5 to 1 0 1 0 to 1 5 0 5 to 1 0 1 0 to 1 5 0 5 to 1 0 1 5 to 2 0 0 5 to 1 0 1 5 to 2 0 Table 3 2 5 Flare and flare nut dimensions for R410A Nominal Outer diameter Thickness Dimension mm Flare nut width diameter mm mm B C mm FILE NO SVM 12051 Table 3 2 6 Flare and flare
142. utton ONE TOUCH 8 Set louver button FIX 220 e 8 degree celcius operation button 8 C BH o 3 Economy button ECO 2 High power button Hi POWER 8 vooe Fan 3 Plasma Air PuriPer button PURE 89 1 peo FX Comfort sleep button COMFORT SLEEP 59 Power selection button POWER SEL On timer button Eg pes 2 Off timer button OFF ox fore ser Setup button SET CLOCK CHECK FITER RESET Clear button CLR 0 Clock setup button CLOCK Check button CHECK 62 Filter reset button FILTER 63 Reset button RESET These 2 functions cannot be activated by the remote controller provided in carton please contact your distributor or retailer for purchasing of optional remote controller in order to activate such functions Its service part no is 43766311 Model WH TAO1JE Only when using a single split outdoor unit is connected WH TAO1JE can be used 9 4 2 Operation of remote control 1 ONE TOUCH Press the ONE TOUCH button for fully automated operation that is customised to the typical consumer preferences in your region of the world The coutomised settings control temperature air flow strength air flow direction and other settings to provide you alternate contact with ONE TOUCH OF THE BUTTON If you prefer
143. wrench to secure Use a wrench to secure Fig 10 4 7 Do not apply excessive force Otherwise the nut may break Unit Outer dia of copper pipe Tightening torque 26 35 mm 14 to 18 1 4 to 1 8 kgf m 09 52 mm 33 to 42 3 3 to 4 2 kgf m 912 7 mm 50 to 62 5 0 to 6 2 kgf m 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 incorrectly connected it may cause not only a gas leakage but also trouble in the refrigeration cycle Flareat indoor unit side Flareat outdoor unit side Fig 10 4 8 10 4 4 Evacuating After the piping has been connected to the indoor unit perform the air purge 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 see the vacuum pump manual FILE NO SVM 12051 Use a vacuum pump Be sure to use a vacuum pump with counter flow prevention function so that oil inside the pump does not flow back into the air conditioner pipes when the pump stops If oil inside the vacuum pump enters into the air conditioner circuit which uses R410A trouble with the refrigeration syste
144. ximation from M and L Fig 5 In starting and in stability In stability Until 12 minutes passed after operation start When 12 to 25 minutes passed after operation start FAN AUTO When 12 to 25 minutes passed after operation and room temp is higher than set temp 3 C start and room temp is 3 C or lower than set temp When 25 minutes or more passed after operation start FAN Manual Room temp lt Set temp 4 C Room temp Set temp 3 5 FILE NO SVM 12051 Operation flow and applicable data etc Description 3 Outdoor fan The blowing air volume at the outdoor unit side is controlled 1 The operation command sent motor control Receiving the operation command from the controller of from the remote controller is indoor unit the controller of outdoor unit controls fan speed processed by the indoor unit For the fan motor a DC motor with non stage variable controller and transferred to the speed system is used However it is limited to 8 stages for controller of the outdoor unit reasons of controlling 2 When strong wind blows at outdoor side the operation of air conditioner continues with the fan motor stopped 3 Whether the fan is locked or not is detected and the operation of air conditioner stops and an Indoor unit controller alarm is displayed if the fan is locked 4 According to each operation 1 Outdoor unit mode by the conditions of operation command outdoor tem
145. y Diagnosis Process flowchart Remove connector of compressor Check 25A fuse Part No F01 Replace fuse Check electrolytic capacitor diode block DBO1 etc Check terminal voltage of electrolytic capacitor Check electrolytic capacitor diode DBO1 etc Does outdoor fan rotate Remove connector CN300 of outdoor fan motor and using a tester check resistance value between every phases at motor side Replace outdoor fan motor Ta Preparation Operation Measure ment Check Stop Check Measure ment ble 11 8 1 Contents Turn OFF the power supply breaker and remove 3P connector which connects inverter and compressor Check whether 25A fuse on the control board assembly is blown or not F01 Turn on the power breaker and operate the air condi tioner in COOL mode by time shortening Measure terminal voltage of the electrolytic capacity 500uF 400WV x After operation turn off the power breaker after 2 minutes 20 seconds passed and discharge the electro lytic capacitor by soldering iron Check voltage between motor phases Is not winding between D Q G or O opened or short circuited Is not frame grounded with or FILE NO SVM 12051 Summary If fuse was blown be sure to check the electrolytic capacitor and diode block DB01 Connect discharge resistance approx 1000 40W or sold

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