Manuale d’uso / di manutenzione del prodotto RAS-10YAV-E del fabbricante Toshiba
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SERVICE MANUAL FILE NO. A00-T004 AIR-CONDITIONER SUPPLEMENT SPLIT TYPE PRINTED IN JAPAN, Aug.,2000 ToMo RAS-10YKV-E / RAS-10YAV-E R AS-13YKV-E / RAS-13YAV-E R410A.
– 2 – CONTENTS 1. SPECIFICA TIONS ........................................................... 3 2. REFRIGERANT R410A ................................................... 6 3 . CONSTR UCTION VIEWS .............................................. 14 4.
– 3 – 1. SPECIFICA TIONS 1-1. Specifications RAS-10YKV -E/RAS-10Y A V -E • The specifications ma y be subject to change without notice f or purpose of improvement.
– 4 – RAS-13YKV -E/RAS-13Y A V -E • The specifications ma y be subject to change without notice f or purpose of improvement. Indoor RA S-13YK V-E Unit m odel Outdoor RA S-13Y A V-E Current limit.
– 5 – 1-3. Capacity V ariation Ratio According to T emperature <Cooling> 1-2. Operation Characteristic Curve <Cooling> <Heating> 7 6 5 4 3 2 1 0 Current (A) Compressor speed (r p.
– 6 – 2. REFRIGERANT R410A (5) After completion of installation work, chec k to mak e sure that there is no refrigeration gas leakage. If the refrigerant gas leaks into the room, coming into contact with fire in the f an-driven heater , space heater , etc.
– 7 – T able 2-2-1 Thic knesses of annealed copper pipes T able 2-2-2 Minim um thicknesses of socket joints (2) Joints F or copper pipes, flare joints or soc k et joints are used.
– 8 – T able 2-2-5 Flare and flare n ut dimensions for R410A T able 2-2-3 Dimensions related to flare pr ocessing f or R410A T able 2-2-4 Dimensions related to flare pr ocessing f or R22 A Ø D c) Inser tion of Flare Nut d) Flare Processing Mak e certain that a clamp bar and copper pipe ha v e been cleaned.
– 9 – (2) Flare Connecting Procedures and Precautions a) Make sure that the flare and union por tions do not ha ve an y 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.
– 10 – 2-3. T ools 2-3-1. Required T ools The ser vice por t diameter of packed v alv e of the outdoor unit in the air conditioner using R410A is changed to prev ent mixing of other refrigerant.
– 11 – 2-4. Rechar ging of Refrig erant When it is necessar y to recharge refr igerant, charge the specified amount of ne w refrigerant according to the f ollo wing steps. Fig. 2-4-1 Configuration of refrigerant charging Ne v er charge refrigerant exceeding the specified amount.
– 12 – Gauge manifold [ Cylinder with siphon ] [ Cylinder without siphon ] OUTDOOR unit Gauge manifold OUTDOOR unit Refrigerant cylinder Electronic balance Refrigerant cylinder Electronic balance Siphon Be sure to make setting so that liquid can be charged.
– 13 – (2) Characteristics required for flux • Activ ated temperature of flux coincides with the brazing temperature . • Due to a wide eff ectiv e temperature r ange , flux is hard to carbonize . • It is easy to remov e slag after brazing. • The corrosiv e action to the treated metal and brazing filler is minim um.
– 14 – 3. CONSTRUCTION VIEWS 3-1. Indoor Unit RAS-10YKV -E, RAS-13YKV -E Wireless remote controller Installation plate outline 55 16 136 47 50 94 Air filter 790 Heat exchanger Air inlet 265 Air ou.
– 15 – 3-2. Outdoor Unit RAS-10Y A V -E RAS-13Y A V -E Connecting pipe por t (Pipe dia.Ø6,35) Connecting pipe por t (Pipe dia.Ø9,52) Ø 25 drain hole (For Ø 8-Ø 10 anchor bolt) Ø 11 x 17U-sha.
– 16 – 4. WIRING DIA GRAM 4-1. Indoor Unit RAS-10YKV -E, RAS-13YKV -E T able 4-1-1 Simple c hec k points for diagnosing faults Check items OPERA TION indicator T er minal block Fuse 6,3A DC 5V DC .
– 17 – 4-2. Outdoor Unit RAS-10Y A V -E, RAS-13Y A V -E COLOR IDENTIFICA TION P .M.V . : Pulse Modulating V alve BLK : BLACK BLU : BLUE RED : RED GR Y : GRA Y PNK : PINK WHI : WHITE BR W : BR O WN ORN : ORANGE YEL : YELLOW PUR : PURPLE SURGE ABSORBER CN300 CN701 CN703 CN500 F AN MO T OR COIL FOR 4W A Y V AL VE THERMOST A T FOR COMPRESSOR P .
– 18 – 5-2. Outdoor Unit RAS-10Y A V -E, RAS-13Y A V -E No. Parts name T y pe Specifications 1 Fan motor (for i ndoor) TICF-35-19-4 DC35V , 19 W 2 Thermo.
– 19 – NO TE : • The maximum pipe length of this air conditioner is 15 m. The additional charging of refrigerant is unneces- sar y because this air conditioner is designed with charge-less specification.
– 20 – 6-2. Operation Data <Cooling> <Heating> NO TES : (1) Measure surf ace temperature of heat e xchanger pipe around center of heat e xchanger path U bent. (Ther mistor themometer) (2) Connecting piping condition : 5 m Temperatur e condition (°C) Heat exchang er pipe temp.
– 21 – 7. CONTROL BLOCK DIA GRAM 7-1. Indoor Unit RAS-10YKV -E, RAS-13YKV -E Functions • Louver Control • 3-minute Delay at Restart for Compressor • Motor Revolution Control • Processing (Temperature Processing) • Timer • Serial Signal Communication M.
– 22 – 7-2. Outdoor Unit (In ver ter Assembly) RAS-10Y A V -E, RAS-13Y A V -E 220 – 230 – 240 V ~ 50/60 Hz MICRO-COMPUTER BLOCK DIA GRAM Over current sensor Driver circuit of P.M.V. Over current sensor Heat exchanger temp.sensor Suction temp. sensor Outdoor air temp.
– 23 – 8. OPERA TION DESCRIPTION 8-1. Outline of Air Conditioner Control This air conditioner is a capacity-variable type air conditioner , which uses DC motor f or the indoor f a n motor and the outdoor f an motor . And the capacity- propor tional control compressor which can change the motor speed in the range from 13 to 120 r ps is mounted.
– 24 – (3) Contents of operation command signal (Serial signal) from indoor unit controller to outdoor unit controller The f ollowing three types of signals are sent from the indoor unit controller .
– 25 – 8-1-4. Prevent-Freezing Contr ol The indoor heat e xchanger sensor detects refriger- ant v apor temperature in COOL/DR Y operation. If the temperature is belo w the specified v alue, compre.
– 26 – 8-1-8. Outdoor F an Control (DC F an Motor) Although the outdoor f an motor drives the outdoor f an b y non-step v ariable system of the re v olution speed, the re v olution speed is restr icted to three steps on the con v enience of controlling.
– 27 – 8-2-1. Cooling Operation (The Remote Contr oller MODE Button is Set to the COOL P osition) • Once the setting is made, the operation mode is memorized in the microcomputer so that the same operation can be eff ected thereafter simply b y pushing [ST ART/ST OP] button.
– 28 – (5) Limit f or maximum compressor motor speed b y indoor fan speed When outdoor temperature sensor detected 32°C or low er , and indoor heat e xchanger sensor detected 17°C or lower , the maximum compressor motor speed is limited by the indoor f an speed.
– 29 – (8) ECONO . operation contr ol When the ECONO . button of the remote control- ler is pushed, quiet and mild operation is per- f or med b y restraining air flow and operating motor speed. 1 ) Indoor air flow is controlled between SUL and L– (Low air (–)).
– 30 – 8-2-3. Heating Operation T ransf erring of heating operation signal from indoor unit to outdoor unit star ts. The indoor f an motor operates b y the room tempera- ture when selecting “A UT O” of “F AN” as sho wn in Fig. 8-2-6, and operates with a set air flo w when selecting “Low” to “High”.
– 31 – Outside air temp . (˚C) 16,0 10,3A 9,8A 10,8A TO 15,5 11,0 10,5 Fig. 8-2-8 (4) Defrost contr ol 1) Detection of frost In heating operation, time duration while the compressor operates is counted, and defrost operation star ts by any condition described below .
– 32 – TEMPORARY TEMPORARY button TEMPORAR Y b utton Control OFF → ON T emporar y Auto operation star t After pushing button Auto Restar t control select f or 3 seconds After pushing button T emporary Cooling f or 10 seconds operation start T able 8-3-1 8-3-1.
– 33 – 8-4. A uto Restar t Function This unit is equipped with an A utomatic restar ting f a cility which allo ws the unit to restar t and resume the set operating conditions in the e v ent of a po wer supply shutdown without the use of the hand control.
– 34 – 8-4-2. How to Cancel the A uto Restar t T o cancel the Auto Restart function, proceed as f ollows: Repeat the setting procedure: the unit will ac knowledge the instruction and beep three times. The system will now be required to man ually restar t with the remote controller after the main supply is turned off.
– 35 – 8-5. Remote Contr oller 8-5-1. P ar ts Name of Remote Controller 8-5-2. Name of Indications on Remote Controller All indication that appear on the remote controller are shown f or e xplanation. MODE FA N AU TO LO W MED . HIGH Hr .ON OFF TIMER ˚C T ransmitter MODE TEMP .
– 36 – 9. INST ALLA TION PROCEDURE 9-1. Safety Cautions For general public use P ower supply cord of parts of appliance for outdoor use shall be more than polychloroprene sheathed flexib le cord (design H07 RN-F), or cord designation 245 IEC 66.
– 37 – • Secure the outdoor unit with the fixing bolts and nuts if the unit is likely to be e xposed to a strong wind. • Use ø 8 mm or ø 10 mm anchor bolts and nuts . • If it is necessary to drain the defrost water attach drain nipple to the bottom plate of the outdoor unit before installing it.
– 38 – Fig. 9-2-19 CA UTION Arrange the dr ain pipe for proper dr ainage from the unit. Improper drainage can result in de w-dropping. This air conditioner has the structure designed to drain water collected from dew , which f or ms on the bac k of the indoor unit, to the drain pan.
– 39 – 9-3-3. Ev acuating After the piping has been connected to all indoor unit(s), you can perf orm the air purge together at once . AIR PURGE Evacuate the air in the connecting pipes and in the indoor unit using vacuum pump . Do not use the refrigerant in the outdoor unit.
– 40 – Discharging position (Discharging period 10 seconds or more) Plug of soldering iron Inv er ter cov er P . C . board (Soldered surface) MCC-808 10. HO W T O DIA GNOSE THE TROUBLE The pulse modulating circuits are mounted to both indoor and outdoor units.
– 41 – No. 1 2 3 4 5 6 7 Operation of air conditioner When pow er break er is tur ned “ON”, the operation lamp (Green) of the indoor unit flashes. Compressor ma y not operate e v en if the room temperature is within r ange of compressor-ON. In Dr y and ECONO .
– 42 – OPERA TION (Green) Flashing displa y (1 Hz) OPERA TION (Green) Flashing displa y (5 Hz) OPERA TION (Green) TIMER (Y ellow) Flashing displa y (5 Hz) OPERA TION (Green) PRE DEF . (Orange) Flashing displa y (5 Hz) OPERA TION (Green) TIMER (Y ellow) PRE DEF .
– 43 – Push the CHK button b y something with thin edge. • Check is displa y ed in the indication par t of the remote controller . Push tow ard the remote controller one by one . If it is nor mal, the receiving sound “ Pi ” is heard e v er y pushing it and check code in the indication par t of the remote controller changes.
– 44 – Block distinction Operation of d iagnosis function Check code Block Check code Cause of operat ion Ai r conditioner status Remarks Judgment and action Short-ci rcuit or disconnection of the room temperature s ensor (T A sensor). Operation continues.
– 45 – Block distinction Operation of diagnosis function Check code Block Check code Cause of operat ion Ai r conditioner status Remarks Judgment and action Inverter over-c urrent protect ive circuit operates. (Short time) All off Displayed when error is detect ed.
– 46 – Item by symptom Operation Check Item Considerable main cause Measures T urn off the power supply once, and turn on it again after 5 seconds passed.
– 47 – YES NO Replace the board. Turn off the power supply. Does the fan stop in no operating status? Control board is defective. Replace the board. Start the operation with low fan setting in cool operation. Does the fan rotate? Change the setting of cooling to high fan.
– 48 – Indoor fan starts rotating when power supply breaker is turned "ON". (Check output voltage (DC) of the fan motor on P.C. board.) Measure the voltage of the motor connector CN10 pin 2 (GND : Black) and pin 3 (V line : Yellow) under condition that the indoor fan rotates.
– 49 – NO YES Push the START/STOP button. Does the transmission indicator of remote controller light? There is no beep from the indoor unit. The operation lamp of the air conditioner main unit does not light. Is there direct sunlight on the receptor of the air conditioner? Avoid direct sunlight.
– 50 – Refer to the chart in 10-6. Gas leak P.M.V. is defective. Miswiring of connecting wires of indoor/outdoor units Clogging of pipe and coming-off of TC sensor Gas circulation amount is down. Measure gas pressure. Gas shortage Gas leak Pipe clogging Thermo.
– 51 – NO NO NO NO YES YES YES YES YES Gas leakage, disconnection of TS/TC sensors (Check code 02, 1C) Discharge temp . error , gas leakage (Check code 03, 1E) 1C 1E Gas amount check and v alve clogging chec k Remov e TC sensor connector from the P .
– 52 – Diagnosis/Pr ocess flowchart Item Preparation Check Check Operation Measurement Check Stop Check Measurement Contents T urn “OFF” the po wer break er , and remov e 3P connector which connects inv er ter and compressor . • Check whether 25A fuse on the control board assembly is blo wn or not.
– 53 – Diagnosis/Pr ocess flowchart Item Check Operation Check Contents Check winding resistance between phases of compres- sor , and resistance between outdoor frames b y using a tester . • Is not grounded. • Is not shor t-circuited between windings .
– 54 – No. 1 2 3 4 5 6 Procedure Shut off the power supply and remo ve the P .C . board assemb l y from the electronic par ts base. Remove the connecting cable from the ter minal b lock. Remov e the connector f or the motor , and tur n the power on.
– 55 – 100 30 40 50 60 70 80 90 20 10 0 01 0 2 0 3 0 4 0 5 0 Resistance value (kW) Temperature (˚C) TD : Discharge temp. sensor TA : Room temp. sensor TC : Heat exchanger temp. sensor TO : Outdoor temp. sensor TE : Outdoor heat exchanger temp. sensor TS : Suction temp.
– 56 – Chec king procedure Disconnect the connector and measure the resistance v alue with tester . (Nor mal temp .) T o item of How to judge whether remote controller is good or bad of the Judgment of troub le by symptom. Measure the resistance v alue of each winding coil b y using the tester .
– 57 – No. P art name 1 Electrolytic capacitor (F or raising pressure , smoothing) 2 Con v er ter module Chec king procedure 1. T ur n OFF the pow er supply breaker . 2. Discharge all f our capacitors completely . 3 . Chec k that saf ety v alv e at the bottom of capacitor is not broken.
– 58 – If the resistance value between 1 (Yellow lead) – 4 (Pink lead) of the connector (CN301 : Motor position detection) is 5k to 20k , it is normal.
– 59 – 5 5 2 3 4 2 3 3 3 3 3 Hooks Screw Upper nail Screw Drain guide Electrical part cover Lower fixing nail When assembling dress the connecting cable in loop and put it into the drain-pan.
– 60 – Horizontal grille Screw Louver motor Hooks Pipe holder Hooks fixing the heat exchanger Shaft bearing base Screw fixing the heat exchanger Hook Screw Cross Cross flow fan flow fan Rear plate 6 to 7mm Cross flow fan Shaft bearing base Mount the fan motor asshown in figure belowwhen assembling.
– 61 – Procedure 1) T ur n the power supply off to stop the operation of air-conditioner . 2) Remov e the front panel. • Remov e the two fixing scre ws. (Ø4 x 14 l ) 3) Remov e the electrical par t base. No. Q Remarks Replace the ther mal fuse, ter minal bloc k, microcomputer ass’y and the P .
– 62 – Pr ocedure 1. Detac hment 1) Stop operation of the air conditioner , and remov e the pow er plug of the indoor unit from plug sock et. 2) Remove the v alv e cov er . (ST1TØ4 x 10 l 1 pc.) • After removing scre w , remov e the v alv e co v er pulling it downw ard.
– 63 – Remarks The connector is one with loc k, so remo ve it while pushing the par t indicated by an arro w . Be sure to remo ve the connector b y holding the connector , not by pulling the lead wire . No. Part name S In ve r ter assembly Procedure 1.
– 64 – No. P art name T Control board assembly Remarks Pr ocedure 1) Disconnect lead wires and connectors connected from the control board assemb ly to other par ts. 1. Lead wires • Connection with terminal block : 3 wires (Black, White, Orange) • Connection with compressor : Remov e the connector (3P).
– 65 – No. Part name V F an motor W Compressor X Reactor Remarks Pr ocedure 1) P erf orm wor k of item 1 of Q and R . 2) Remove the flange n ut fixing the f an motor and the propeller . • Flange nut is loosened b y tur ning cloc kwise. (T o tighten the flange nut, tur n counterclock- wise.
– 66 – No. P art name Pulse modulating valv e coil F an guard Remarks Pr ocedure 1. Detac hment 1) P erf orm work of item 1 of , and , , . 2) T urn the coil clockwise (countercloc kwise) by 90 degrees, and remov e coil from the pulse modu- lating v alv e.
– 67 – No. P art name 11 Replacement of temperature sensor f or ser vicing only Common ser vice par ts of sensor T O , TS , TE, T D These are par ts f or ser vicing sensors. Please chec k that the accesso- ries shown in the right table are pac ked.
– 68 – MCC-808.
– 69 – 402 43T60002 T er minal Block, 3P , A C 300V , 20A 403 43T69004 Sensor , Heat Exchanger 10k Ω , 25°C 404 43T69005 Sensor , Ther mostat 10k Ω , 25°C 405 43T69031 P .C. Board, Assembly , WRS-LED , MCC-766 Location Pa r t Description No.
– 70 – 201 43T00043 F ront P anel Assemb ly 202 43T00044 Gr ille, Suction 203 43T80001 Air Filter (L) 204 43T80002 Air Filter (R) 206 43T07021 Screw Cap (L) 207 43T07020 Screw Cap (R) 208 43T08106.
– 71 – 9 4 3 5 33 2 22 23 21 19 8 1 6 22 23 4 5 29 26, 27, 29 15 24, 25 7 2 1 10 20 28 12, 14 11, 13 17, 18 31 32 01 43005368 Cabinet, Bac k, Assembly 02 43005369 Cabinet, Upper , Assembly 03 4300.
– 72 – 701 43050382 Sensor , TC (F6) 702 43050334 Sensor , TD (F4) 703 43060052 Fuse, 25A, 250V , Lead T ype 704 43060726 Fuse, 15A, 250V , Lead T ype Location Pa r t Description No.
TOSHIBA CARRIER CORPORATION 336 TADEHARA FUJI-SHI, SHIZUOKA-KEN, 416-8521, JAPAN.
402 43T60002 Terminal Block, 3P, AC 300V, 20A 403 43T69004 Sensor, Heat Exchanger 10kW, 25°C 407 (10YKV-E) 43T69062 P.C. Board Assembly, MCC-772 407 (13YKV-E) 43T69063 P.C. Board Assembly, MCC-772 412 43T61001 Base, E-Parts, ABS, Black UL94-5V 413 43T61001 Base, E-Parts, ABS, Black UL94-5V 405 43T69031 P.
201 43T00043 F ront P anel Assembly 210 43T09035 Horizontal Louver Assembly for Service 214 43T07001 Bushing 211 43T09004 Louver Assembly 213 43T21003 Motor , Stepping 212 43T70001 Drain Hose Assembly.
228 43T20007 F an, Cross Flow 230 43T39003 Base, Bearing 231 43T03001 Rear Plate 233 43T82001 Installation Plate 232 43T07002 Pipe Holder 226 43T39001 Motor Band (Right) 227 43T21010 F an Motor 237 43.
4 4301V030 Guard, Fan 3 43005401 Cabinet, Front, Assembly 5 43042461 Base, Assembly 33 43032441 Drain Nipple 22 43047549 Nut, Flange 23 43020310 Fan, Propeller 21 4302C019 Motor, Fan, DC 19 43058264 R.
9 43041607 Compressor 2 43005369 Cabinet, Upper, Assembly 22 43047549 Nut, Flange 23 43020310 Fan, Propeller 4 4301V030 Guard, Fan 5 43042461 Base, Assembly 29 43019904 Holder, Sensor 26 43063274 Holder, Sensor 27 43063198 Holder, Sensor 29 43019904 Holder, Sensor 15 43047491 Tube, Capillary, I.
4 4 3 2 1 4 3 2 1 707 43063306 Heatsink 708 4306S230 P .C. Board Assembly , MCC -808 706 43062215 Base, P .C. Board 705 4306A044 T erminal block, 9P 701 43050382 Sensor , TC (F6) 703 43060052 F use, 2.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Toshiba RAS-10YAV-E è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Toshiba RAS-10YAV-E - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Toshiba RAS-10YAV-E imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Toshiba RAS-10YAV-E ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Toshiba RAS-10YAV-E, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Toshiba RAS-10YAV-E.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Toshiba RAS-10YAV-E. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Toshiba RAS-10YAV-E insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
