Toshiba RAS-18G2ACVP-T Скачать руководство пользователя страница 96

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11-9-2. P .C . Board Layout

100

Resistance value (k

)

Temperature (˚C)

: Discharge temp. sensor

: Room temp. sensor

TC and TCJ : Heat exchanger temp. sensor
TO : Outdoor temp. sensor
TE

: Outdoor heat exchanger temp. sensor

: Suction temp. sensor

TA,TC,TCJ,TO,TE,TS

[1] Sensor characteristic table

GND

+5V

+12V

+15V

FILE NO. SVM-15058

-1

- 9

Содержание RAS-18G2ACVP-T

Страница 1: ...R410A SERVICE MANUAL SPLIT TYPE Indoor Unit Outdoor Unit Revised on Oct 2015 RAS 10G2KCVP T RAS 13G2KCVP T RAS 18G2KCVP T RAS 10G2ACVP T RAS 13G2ACVP T RAS 18G2ACVP T FILE NO SVM 15058 1 ...

Страница 2: ... WIRING DIAGRAM 18 6 SPECIFICATIONS OF ELECTRICAL PARTS 19 7 REFRIGERANT CYCLE DIAGRAM 20 8 CONTROL BLOCK DIAGRAM 23 9 OPERATION DESCRIPTION 25 10 INSTALLATION PROCEDURE 59 11 HOW TO DIAGNOSE THE TROUBLE 74 12 HOW TO REPLACE THE MAIN PARTS 99 13 EXPLODED VIEWS AND PARTS LIST 116 FILE NO SVM 15058 2 ...

Страница 3: ...nor personal injury or product and property damage NOTE is used to highlight suggestions which will result in enhanced installation reliability or operation Before installation please read these precautions for safety carefully Be sure to follow the precautions provided here to avoid safety risks The symbols and their meanings are shown below WARNING It indicates that incorrect use of this unit ma...

Страница 4: ...cordance with the code governing such installation work internal 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 is not allowed Improper connection or fixing may cause a fire Wiring between ...

Страница 5: ...per drainage from the unit Ensure that drained water is discharged Improper drainage can result is 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 heavy gloves such as cotton gloves for ins...

Страница 6: ...m 780 780 Depth mm 290 290 Net weight kg 37 36 Compressor Motor output W 1100 Type 750 Single rotary type with DC inverter variable speed control Twin rotary type with DC inverter variable speed control Model DA108X1C 23FZ DA131S1B 31FZ Fan motor output W 43 43 Air flow rate m3 min 30 37 5 34 0 Piping connection Type Flare connection Flare connection Indoor unit Liquid side mm Ø6 35 Ø6 35 Gas side...

Страница 7: ...36 37 38 39 40 41 42 43 44 45 46 Outdoor Temp C Capacity Ratio Conditions Indoor DB27 C WB19 C Indoor air flow High Pipe length 7 5m Capacity ratio 100 2 6kW RAS 10G2KCVP T 3 8kW RAS 13G2KCVP T 5 1kW RAS 18G2KCVP T RAS 10G2KCVP T RAS 13G2KCVP T RAS 18G2KCVP T 0 1 2 3 4 5 6 7 8 9 10 10 20 30 40 50 60 70 80 90 100 110 120 FILE NO SVM 15058 7 ...

Страница 8: ... 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 larg...

Страница 9: ... joints Nominal diameter 1 4 3 8 1 2 5 8 Reference outer diameter of copper pipe jointed mm 6 35 9 52 12 70 15 88 Minimum joint thickness mm 0 50 0 60 0 70 0 80 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 w...

Страница 10: ... 0 5 0 to 0 5 0 to 0 5 0 to 0 5 Conventional flare tool 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 Nominal diameter 1 4 3 8 1 2 5 8 Outer diameter mm 6 35 9 52 12 70 15 88 Thickness mm 0 8 0 8 0 8 1 0 A mm Flare tool for R22 clutch type 0 to 0 5 0 to 0 5 0 to 0 5 0 to 0...

Страница 11: ...que 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 manufactur...

Страница 12: ... charging Refrigerant cylinder Leakage detector Charging cylinder Usage Pipe flaring Flaring by conventional flare tool Connection of flare nut Evacuating refrigerant charge run check etc Vacuum evacuating Refrigerant charge Refrigerant charge Gas leakage check Refrigerant charge R410A air water heat pump installation Existence of new equipment for R410A Yes Yes Yes Yes Yes Yes Yes Yes Note 2 Whet...

Страница 13: ...e connecting port of the electronic balance and charge liquid refrigerant Indoor unit Outdoor unit Opened Opened Refrigerant cylinder with siphon Check valve Open close valve for charging Electronic balance for refrigerant charging Opened Closed Service port 3 4 Recharging of Refrigerant When it is necessary to recharge refrigerant charge the specified amount of new refrigerant according to the fo...

Страница 14: ...silver and copper It is used to join iron copper or copper alloy and is relatively expensive though it excels in solderability 2 Phosphor bronze brazing filler Phosphor bronze brazing filler is generally used to join copper or copper alloy 3 Low temperature brazing filler Low temperature brazing filler is generally called solder and is an alloy of tin and lead Since it is weak in adhesive strength...

Страница 15: ...ux 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 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 i...

Страница 16: ... plate outline Center line Hanger Minimum distance to wall Minimum distance to wall Minimum distance to wall 52mm or more 190mm or more 225mm or more 62 64 6 Front panel Knock out system 270 6 64 62 Knock out system 104 3 312 150 150 150 150 131 5 99 Drain hose 0 6m Connecting pipe 0 37m For 25 35 Series Flare 9 52mm Connecting pipe 0 41m Flare 6 35mm Hanger Hanger 63 Remote controller holder 149 ...

Страница 17: ...lare Ø 9 52 for RAS 10 13 Flare Ø 12 7 for RAS 18 Service port 2 Ø11 x 14 Long holes For Ø8 Ø10 anchor bolt Installation dimension Air outlel 100 or more 100 or more 600 or more 600 or more Air intlel Ø Ø8 Ø Ø6 hole 86 Ø6 hole Ø11x14 hole R15 28 A 320 R5 5 36 108 125 50 137 92 5 4 600 320 90 600 90 275 290 550 Ø 436 Z R15 50 36 320 342 69 2 R5 5 x 17L Ushape For Ø 8 Ø 10 anchor bolt FILE NO SVM 15...

Страница 18: ...5 WIRING DIAGRAM FILE NO SVM 15058 18 ...

Страница 19: ...temp sensor TCJ sensor 10kΩ at 25 C No Parts name Model name Rating 1 Reactor CH 69 Z T L 19mH 10A 2 Outdoor fan motor ICF 140 43 4R DC140V 43W 3 Inverter attached 10kΩ 25 C 4 Inverter attached 62kΩ 20 C 5 Suction temp sensor TS sensor Discharge temp sensor TD sensor Outside air temp sensor TO sensor Inverter attached 10kΩ 25 C 6 Terminal block 5P JXO 5B 20A AC250V 7 Compressor 10 13k DA108X1C 23F...

Страница 20: ...efrigerant flow T1 Temp measurement INDOOR UNIT Indoor heat exchanger Cross flow fan Deoxidized copper pipe Outer dia 6 35mm Thickness 0 8mm Sectional shape of heat insulator Allowable height difference 10m Allowable pipe length P Pressure measurement Gauge attaching port Vacuum pump connecting port Strainer Pulse Modulating valve at liquid side Compressor DA108X1C 23FZ Outdoor heat exchanger Prop...

Страница 21: ... pipe length P Pressure measurement Gauge attaching port Vacuum pump connecting port Strainer Pulse Modulating valve at liquid side Compressor DA131S1B 31FZ Outdoor heat exchanger Refrigerant amount 1 40kg Propeller fan OUTDOOR UNIT Max 20m Min 3m Chargeless 15m Strainer Charge 20g m 16 to 20m The maximum pipe length of this air conditioner is 20 m When the pipe length exceeds 15m the additional c...

Страница 22: ...tion rps Indoor Outdoor T1 C 27 19 35 RAS 10G2KCVP T 0 9 to 1 1 14 to 17 High High 40 RAS 13G2KCVP T 0 9 to 1 1 10 to 13 High High 66 RAS 18G2KCVP T 0 9 to 1 1 10 to 13 High High 73 NOTES 1 Measure surface temperature of heat exchanger pipe around center of heat exchaner path U bent Thermistor themometer 2 Connecting piping condition 7 5 m FILE NO SVM 15058 22 ...

Страница 23: ...ture Sensor TA Infrared Rays Signal Receiver and Indication Functions Cold draft preventing Function 3 minute Delay at Restart for Compressor Fan Motor Starting Control Processing Temperature Processing Timer Weekly Timer Serial Signal Communication Clean Function Power Selection Indoor Fan Motor Heat Exchanger Sensor TCJ Infrared Rays 36 7kHz Remote Controller Fan Speed Selection ON TIMER Setting...

Страница 24: ...gh power factor correction control Inverter output frequency control A D converter function PMV control Discharge temp control Signal communication to indoor unit Gate drive circuit Inverter DC AC Inverter DC AC Converter AC DC PMV Pulse Motor Valve M C U Micro Control Unit Clock frequency 4MHz Driver circuit of PMV PMV High Power factor Correction circuit Input current sensor Indoor unit send rec...

Страница 25: ...door 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 Operation control of outdoor fan motor P M V control 4 way valve control Operations followed to judgment of serial signal from indoor side Detecti...

Страница 26: ...abnormality 40 12 Discharge temperature control 41 14 Pulse Modulating valve P M V control 42 15 Self Cleaning function 43 16 Remote A or B selection 44 9 3 Auto Restart Function 9 3 1 How to Set the Auto Restart Function 50 9 3 2 How to Cancel the Auto Restart Function 51 9 3 3 Power Failure During Timer Operation 51 21 POWER selection mode 47 9 4 Remote Controller and Its Fuctions 9 4 1 Parts Na...

Страница 27: ...n select COOL AUTO DRY Temperature setup Air direction Swing Air volume select AUTO QUIET LOW LOW MED MED HIGH ECO ON timer setup OFF timer setup Hi POWER Selection of operation conditions ON OFF COMFORT SLEEP QUIET PRESET ONE TOUCH POWER SELECTION Indoor unit control Operationcommand Power relay signal Serial transmission signal Serial Inverter Transmission Signal receiving Outdoor unit Indoor un...

Страница 28: ...he 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 according to the operation signal sent from the indoor unit Remote control settings Operation ON Indoor unit control Operation command signal transmission O...

Страница 29: ...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 Tsc 0 5 1 0 C Ta Fan speed L W5 W5 W3 2 SUL W3 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 resele...

Страница 30: ...ow rate Quiet W5 of louver 1 When setting the fan speed to L L M M H or Quiet on the remote controller the operation is performed with the constant speed shown in Fig 1 2 When setting the fan speed to 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 tempe...

Страница 31: ...pped YES YES NO OFF status of fan motor continues NO Fan motor ON Fan lo 3 Air conditioner OFF Alarm display 4 Motor operates as shown in the table belo In cooling operation Compressor speed rps 22 1 50 3 50 3 MIN MAX MIN MAX MIN MAX To To 38 f 6 f 9 f 8 f B f A f E To 28 f 5 f 9 f 7 f B f 9 f E To 15 f 3 f 7 f 5 f 9 f 7 f B To 5 f 1 f 3 f 1 f 7 f 3 f 9 To 0 5 f 1 f 3 f 1 f 5 f 3 f 7 To 0 5 f 0 f ...

Страница 32: ...ic 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 specified value of the current is selected 3 Whether the current value exceeds the specified value or not is judged 4 If the current value exceeds the specified value this fun...

Страница 33: ...r drops below 5 C the compressor speed is reduced P zone 2 When temperature of the indoor heat exchanger rises 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 7 C 6 C 5 C R Q P Usual cooling capacity co...

Страница 34: ...irects downward 13 4 Default setting is directs downward 26 1 Wide air direction Wide position is directs downward 13 4 Wide angle Right wide Left wide Left side lover setting is left facing 45 9 Right side lover setting is right facing 45 9 Left side lover setting is front facing 0 Right side lover setting is right facing 45 9 Left side lover setting is left facing 45 9 Right side lover setting i...

Страница 35: ...e lover setting is right facing 45 9 Left side lover setting is front facing 0 Right side lover setting is right facing 45 9 Left side lover setting is left facing 45 9 Right side lover setting is front facing 0 Spot air direction Spot position is directs downward 43 1 Wide front Sport right Spot left Left side lover setting is front facing 0 Right side lover setting is front facing 0 Left side lo...

Страница 36: ...imit 3 Swing Fixed Position before start swing Upper Limit Position Lower Limit Position 30 o 5 o Swing range 35 o Swing When pressing SWING button during operation the louver starts swinging Upper Limit Position Lower Limit Position Fixed Position before start swing 17 5 o 17 5 o Swing range 35 o Horizotal blowing Inclined blowing Inclined blowing Blowing downward Front blowing Left blowing Right...

Страница 37: ...presetting and can change every speed after setting ECO operation Cooling operation 3 The compressor speed is controlled as shown in the left figure 12 DRY max COOL min 6 x 5 COOL min 11 DRY max COOL min 6 x 4 COOL min 10 DRY max COOL min 6 x 3 COOL min 9 DRY max COOL min 6 x 2 COOL min 8 DRY max COOL min 6 x 1 COOL min C during the ECO operation 3 5 3 0 2 5 1 5 1 0 TSC 1 0 2 0 5 5 1H 2H 11 10 7 6...

Страница 38: ...onizer purifier operates Air conditioner Plasma ionizer purifier operate 1 2 Present status Stop Plasma ionizer purifier only Air conditioner Joint use of AC and plasma ionizer purifier Operation button PURE button Air conditioner Plasma ionizer purifier AC operation Stop All AC Plasma ionizer purifier AC Plasma ionizer purifier All stop AC operation All stop Plasma ionizer purifier operation AC P...

Страница 39: ...s not turned on until the integrated operation time of the indoor fan exceeds 1 hour after operation start It is nor the Plasma ionizer purifier operation time It is the safety measures considering an incom plete drain when electric dust collector has been cleaned with water 1 Purpose This function detects error on the refrigerating cycle or error on the com pressor and performs protective control...

Страница 40: ...ively up adjust the open degree of valve so that it is in the range of set tempera ture Discharge temp control 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 Starting up Initialize Move to initial position PMV open degree control SH control Td high pressure release control Turn OFF by remote c...

Страница 41: ... of the 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 Unit now performing cooling or dry operation Press STOP button Only timer indicator lights and Self Cleaning operation starts Time set now elapses Operation stops function During Self Cleaning operations The louver opens slight...

Страница 42: ...sh 1 Hz function Timer LED Flash 1 Hz OFF flash 1 Hz not flash ON OFF ON OFF Setting diagnosis code 06 on remote controlle See detail of setting diagnosis code in 11 4 1 Take the remote controller to direction of LED display on air conditioner press button up at ON of the remote controller Fig 13 1 2 1 time to send the code 07 within 3 sec after press RESET buton then air conditioner will shutdown...

Страница 43: ...city SLEEP 14 Remote A or B selection 1 Purpose This operation is to operate only one indoor unit using one remote controller 2 Description When operating one indoor unit in a situation where two indoor units have been installed in the same room or nearby rooms this operation prevents the remote controller signal from being received simultaneously by both units thus preventing both units from oper...

Страница 44: ...cancelled when press Hi POWER button again 17 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 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 purifier on the remote contro...

Страница 45: ...2 Description To reduce noise RESET button of the indoor unit is kept pushed for 20 seconds The number of revolution for the indoor fan motor and the seup temp value are kept as they are 3 Operation As shown in the table the maximum revolution number of indoor unit compressor can be reduced As the maximum number of revolution of the compressor is restricted the rise up performance at the start tim...

Страница 46: ... ADJUSTMENT Rremote control LCD Operation display Brightness Lamp illuminates an operation with 50 brightness and the operation mode lamp is turned off 50 All lamps are turned off All turned off In the examples of and the lamp illuminates for 5 seconds before going off 21 FCU Display lamp brighness control Purpose It is necessary to decrease the display lamp brightness or turn it off 1 FILE NO SVM...

Страница 47: ...it on 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 neces...

Страница 48: ... turn it on When the system is on stand by not operating When the system is operating 1 The power supply to the unit must be ON The function will not set or reset if the power supply is OFF 2 Press the RESET button located on the front panel of the indoor unit for more than 3 seconds 3 After 3 seconds the unit beeps three times 9 3 2 How to Cancel the Auto Restart Function To cancel Auto Restart F...

Страница 49: ...ion FIX Economy button ECO High power button Hi POWER Plasma ionizer purifier button PURE Comfort sleep button COMFORT SLEEP Power selection button POWER SEL On timer button ON Off timer button OFF Setup button SET Clear button CLR Clock setup button CLOCK Check button CHECK Filter reset button FILTER Reset button RESET Weekly ON OFF button Day button Temp for weekly timer button TEMP 9 4 2 Operat...

Страница 50: ...programnumberinthesequenceprogram1toprogram4 PG 1 PG 2 PG 3 PG 4 4 Press or to select the desired time The time can be set between 0 00 and 23 50 in 10 minute intervals Press and hold the button to change setting time for 1 hr Only one of ON or OFF timer can be set on each program ON timer display OFF timer display OFF timer is used to stop the air conditioner only The display does not show Operat...

Страница 51: ...ans the setting operation has been completed As the air conditioner is receiving the signal you will hear separate Pi sounds corresponding to the number of days in the selected setting An incomplete setting is indicated if the TIMER lamp is blinking Press twice Notes 1 Place the remote control where the indoor unit can receive the signal This will increase the accuracy of the timing between the re...

Страница 52: ...gram number to be confirmed Resetting the operation 3 Press to exit confirming mode Deactivating WEEKLY TIMER operation Press while WEEKLY is displayed on the LCD The WEEKLY indicator will disappear from the LCD However the program will remain in the remote control The TIMER lamp goes off again LCD shows the next To reactivate the WEEKLY TIMER operation again press program The program after reacti...

Страница 53: ... now been deleted All programs 1 Press The day of the week and the program number will be displayed 2 Press and hold for 3 seconds All programs will be deleted and LCD displays current operation Notes Make sure the remote control receiving module on the air conditioner receives the signal from the remote control PURE TEMP PRESET The day of the week and the program number is displayed elect the day...

Страница 54: ...and the plama ionizer purifier starts in conjunction with plasma plasma ionizer purifier operation Start and stop the operation Press Press 6 Hi POWER OPERATION To automatically control room temperature and airflow for faster cooling operation except in DRY and FAN ONLY mode 7 ECO OPERATION To automatically control room to save energy except in DRY and FAN ONLY mode Press Start and stop the operat...

Страница 55: ...at the desired position PiPi sounds at the front Changing the air direction press FIX button Every time Pi Pi PiPi Up Down Left Right Swing Swing off Swing direction changes Movement of vertical air direction louvers Cooling operation Default setting Heating operation Default setting Louver for air flow direction up and down Louver for air flow direction up and down The shows the range of air flow...

Страница 56: ... Press for enter OFF timer setting 6 Press again during the or blink During the daily timer is activating both arrows 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 12 PRESET OPERATION Set your preferred operation for future use The setting will be m...

Страница 57: ...case of 75 and 50 level number 75 or 50 also flashes for 2 seconds It limits the maximum current power consumption to 100 75 or 50 The lower the percentage the higher the saving and also the longer the compressor lifetime When the level is selected PWR SEL level flashes on LCD display for 3 seconds inadequate capacity may occur Due to the reason that POWER SELECT FUNCTION limits the maximum curren...

Страница 58: ... when the Hi POWER operation starts Press the Hi POWER button to start and press it again to stop the operation 8 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 10 A B change indicator remote controller Wh...

Страница 59: ...slack Cut the piping hole sloped slightly 1 Batteries Flat head wood screw Remote control holder Wireless remote control Shield pipe Attach to the front panel Air f lter Hook Installation plate Hook 52 mm or more 190 mm or more 225 mm or more Remark Detail of accessory and installation parts can see in the accessory sheet Some pictures might be different from the actual parts 6 mm thick heat resis...

Страница 60: ...uid side 6 35 mm Gas side 9 52 mm Pipe insulating material polyethylene foam 6 mm thick Putty PVC tapes Part Code A B C Q ty One each 1 One each 10 13k Series 12 70 mm 18k Series 10 2 Installation 10 2 1 Optional installation parts Fixing bolt arrangement of outdoor unit Drain outlet Air inlet Air outlet 125 mm 108 mm Ø 2 5 m m 28 mm 320 mm 86 mm 102 mm 90 mm 600 mm FILE NO SVM 15058 60 ...

Страница 61: ...ntrol x 1 Part name Q ty Remote control holder x 1 Part No 4 5 6 Part No Others Name Owner s manual Installation manual Part name Q ty Mounting screw 4 x 25 s x 6 Flat head wood screw 3 1 x 16 s x 2 Battery x 2 10 2 2 Accessory and installation parts FILE NO SVM 15058 61 ...

Страница 62: ...ze have been changed to 1 2 UNF 20 threads per inch When purchasing a charge hose be sure to confirm the port size 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 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 By incr...

Страница 63: ...urce such as a stove Keep the remote control at least 1 m apart from the nearest TV set or stereo equipment This is necessary to prevent image disturbances or noise interference The location of the remote control should be determined as shown below 10 3 2 Cutting a Hole and Mounting Installation Plate Cutting a hole When installing the refrigerant pipes from the rear 1 After determining the pipe h...

Страница 64: ...4 to 6 mounting screws to install it Anchor bolt Projection 15mm or less 5 mm dia hole Clip anchor local parts 5 Mounting screw Ø4 25l Installation plate Keep horizontal direction 10 3 3 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 materia...

Страница 65: ...ly until the connector contacts with the insulation then secure it in place using the original screw Fig 10 3 12 Take off the cap by hand and cut of the slit After scribing slits of the bush body with a knife or a making off cut them with a pair of nippers or an equivalent tool CAUTION Firmly insert the drain hose and drain cap otherwise water may leak In case of right or left piping How to attach...

Страница 66: ...ush 10 3 5 In case of Indoor unit is ﬁ xed to Installation plate with screws 1 1 Hook here Installation plate Hook Push Installation plate Hook Remove 2 screw caps with ﬂat screwdriver Fix them with 4x10 14L 2 screws which are prepared at the site Cover screw caps as previous process CAUTION Bind the auxiliary pipes two and connecting cable with facing tape tightly In case of leftward piping and r...

Страница 67: ...rom the unit Improper drainage can result in dew dropping This air conditioner has the structure designed to drain water collected from dew which forms on the back of the indoor unit to the drain pan Therefore do not store the power cord and other parts at a height above the drain guide 50 mm or more Do not rise the drain hose Do not form the drain hose into the wavy shape Do not put the drain hos...

Страница 68: ... 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 3 Especially in windy areas install the unit to prevent the admission of wind 4 Installation in the following places may result in trouble Do not install the unit in such places A place full of machine oil A saline place such as the coast A place ...

Страница 69: ...se the refrigerant in the outdoor unit For details see the vacuum pump manual Fig 10 4 4 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 system may...

Страница 70: ...H Valve Rod Cap Service Port Cap H17 H19 H22 H30 H14 H17 14 18 N m 1 4 to 1 8 kgf m 33 42 N m 3 3 to 4 2 kgf m 8 12 N m 0 8 to 1 2 kgf m 14 18 N m 1 4 to 1 8 kgf m Packed valve handling precautions Open the valve stem all the way out but do not try to open it beyond the stopper Securely tighten the valve cap with torque in the following table Fig 10 4 5 A H Hexagon wrench is required Service Port ...

Страница 71: ...door unit 3 When connecting the cable to the outdoor unit terminals make a loop as shown in the installation diagram of indoor and outdoor unit to prevent water coming in the outdoor unit 4 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 10 5 1 Wiring Connection Indoor unit Carry out attaching in th...

Страница 72: ...2 Prepare the power source for exclusive use with air conditioner 3 Circuit breaker must be used for the power supply line of this air conditioner 4 Be sure to comply power supply and connecting cable for size and wiring method 5 Every wire must be connected firmly 6 Perform wiring works so as to allow a general wiring capacity 7 Wrong wiring connection may cause some electrical part burn out 8 In...

Страница 73: ...on the Remote Control by the tip of the pencil 00 will be shown on the display 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 4 Note 2 Remote Control A has not A display 3 Default setting of Remote Control from factory is A When two indoor units are installed in the same room or adjacent two rooms if ope...

Страница 74: ...ntroller Check Code Judgment of Trouble by Every Symptom Check Code 1C and 1E How to Diagnose Trouble in Outdoor Unit Troubleshooting How to Check Simply the Main Parts How to Simply Judge Whether Outdoor Fan Motor is Good or Bad Precautions when handling the inverter CAUTION HIGH VOLTAGE The high voltage circuit is incorporated Be careful to do the check service as the electric shock may be cause...

Страница 75: ... components Sensor leads Do NOT lay the circuit board assembly flat K 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 touch...

Страница 76: ... 1 1 No 1 2 3 4 Operation of air conditioner When power breaker is turned ON the operation indicator white of the indoor unit flashes Compressor may not operate even if the room temperature is within range of compressor ON In Dry and ECO mode FAN air flow display does not change even though FAN air flow select button is operated In AUTO mode the operation mode is changed Description The OPERATION ...

Страница 77: ... stop operation of the air conditioner 3 When item B and C or item B and apart of item E occur concurrently priority is given to the block of item B OPERATION white Flashing display 1 Hz OPERATION white TIMER white Flashing display 5 Hz OPERATION white FILTER white Flashing display 5 Hz OPERATION white TIMER white Flashing display 5 Hz OPERATION white Flashing display 5 Hz Protective circuit opera...

Страница 78: ...e controller Press ON OFF 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 The TIMER indicator of the indoor unit flashes continuously 5 times per 1 sec Check the unit with all 52 check codes to as shown in Table 11 4 1 Press ON OFF button to change the check code backward If there is a fault the indoor unit...

Страница 79: ...oom Operation Flashes when 1 Check the sensor TA and connection board temperature sensor is continues error is detected 2 In case of the sensor and its short Circuit or disconnection connection is normal check the P C board TC sensor The heat Operation Flashes when 1 Check the sensor TC and connection exchanger temperature continues error is detected 2 In case of the sensor and its sensor of the i...

Страница 80: ...or unit open 4 The outdoor unit abnormal stop at circuit of signal some time Signal circuit of indoor If the other check codes are found P C board or outdoor concurrently check them together P C board is failure Check protector hardware such in some period as Hi Pressure switch Thermal Relay etc Check refrigerant amount or any possibility case which may caused high temperature or high pressure Che...

Страница 81: ...resistance of compressor winding If circuit is shortage replace the compressor Current detect circuit of All OFF Flashes after Even if trying to operate again all inverter P C board error error is detected operations stop replace inverter 4 times P C board TE sensor The heat All OFF Flashes after 1 Check sensors TE TS and connection exchanger temperature error is detected 2 In case of the sensors ...

Страница 82: ...rror count comes 4 or 8 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 The others Return signal of the outdoor Indoor unit Flashes when 1 Check power supply Rate 10 including unit has been sent when operates error is detected 2 If the air conditioner repeat operates compressor opera...

Страница 83: ...Flashes after 1 Check sensors TD exceeded 117o C error is detected 2 Check refrigerant amount 4 times 3 Check P M V by measure the resistance of the coil and confirm its operation sound of initial operation etc 4 Observe any possibility cause which may affect high temperature of compressor Compressor is high current All OFF Flashes after 1 Check installation conditions such as though operation Hz ...

Страница 84: ...k operation signal of the indo 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 Check and clean heat exchanger area Indoor and Outdoor unit Instantaneous power failure Some protector hardware of the outdoor unit open circuit...

Страница 85: ...ircuit Item by symptoms Operation Check Item Considerable principle cause Measures Remote controller is defective Refer to 5 Troubleshooting for remote controller Unit operates normally Replace main P C board Replace fan motor Is fuse F01 of indoor control board blown Microcomputer is defective NO NO NO NO NO YES YES YES YES YES YES Point remote to digital camera Can see infrared ray at sending LE...

Страница 86: ...ector CN301 Check this condition within 15 seconds after starting unit Start to operate the indoor unit in except heating operation At this time is it possible to detect DC 1V or more between 5 and 3 of motor connector CN301 Is it possible to detect DC 310 340V between 1 and 3 of motor connector CN301 Motor connection condition Is it possible to detect DC 15V between 4 and 3 of motor connector CN3...

Страница 87: ...vel to HIGH Is it possible to rotate cross flow fan by hand properly Fan motor operates normally Replace bearing of cross flow fan YES YES YES NO NO NO Does check cross flow fan bearing normal condition Replace indoor fan motor Peplace main P C board Does check display on remote show high Change the new PC board Does fan speed change Replace remote Replace motor NO NO NO YES YES YES A B FILE NO SV...

Страница 88: ...unted to inside of the motor If the P C board is soldered imperfectly or the IC is defective the fan motor may automatically rotate by turning on power supply Inspection procedure 3 2 1 Remove the grille 3 2 2 Remove the cover terminal by release one screw 3 2 3 Remove right panel and remove E box coner 1 Turn on breaker 2 After Fan motor operate off A C by remote controller 3 Turn off breaker for...

Страница 89: ...emporary switch of the air conditioner main unit to TEST RUN or TEMPORARY AUTO Can any signal tone be heard in a transistor radio when transmitting within 5 cm distance from the radio P C board is failure Replace P C board Is operation possible when the transmitter is moved nearer to the infrared signal receiver of the air conditioner Battery life Replace the batteries Dose the transmission indica...

Страница 90: ...n 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 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 star...

Страница 91: ...sure from service port and add gas if pressure is low Is connecter of coil connected to inverter Is coil of the pulse motor valve P M V correctly set Existence of condensation at outlet of P M V If there is condensation at outlet 1 4 inch Ø6 35mm valve side the valve is clogged Are temp sensors of indoor outdoor units correctly set to the holder NOTE The temperature sensors which are used to contr...

Страница 92: ...ES YES Turn OFF power supply Check 25A fuse F01 failure Remove connector of compressor Replace control board Check terminal Voltage of electrolytic capacitor are in Voltage Rate Turn ON power Supply NO 10 x 1 414 Replace control board NO Cooling 17 C A Connect discharge resistance approx 100Ω 40W or soldering iron plug between terminals of the electrolytic capacitor with printed CAUTION HIGH VOLTA...

Страница 93: ...00 of outdoor fan motor Check winding resistance by ohmmeter are correct Check rotor locking by rotate Turn OFF power supply Replace outdoor fan motor NO Replace compressor Replace control board Replace compressor YES Does compresser operate normally with hand Can it rotate Turn OFF power supply Check compressor winding resistance correct is in rate A NO NO YES NO FILE NO SVM 15058 1 93 ...

Страница 94: ...enerator Is DC12V applied between and of CN402 of the main P C board Micro switch is stuck Micro switch malfunction To item Power supply is not turned on Replace the main P C board Replace micro switch Are the electric dust collector and ionizer dried Electrode check Dry the electric dust collector and ionizer Is output of the ionizer approx 5 7 kV to 6 5 kV Is output of the collector approx 2 7 k...

Страница 95: ...ving 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 parts 3 When connecting or disconnecting the connec tors on the P C board hold the whole housing Do not pull at the lead wire 11 9 2 How to shorten time for start the compressor 1 Turn on remote 2 Setting requirment operation ...

Страница 96: ...nce value k Temperature C 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 TA TC TCJ TO TE TS TD 1 Sensor characteristic table GND 5V 12V 15V FILE NO SVM 15058 1 96 ...

Страница 97: ... the tester Position Resistance value DA108X1C 23FZ DA131S1B 31FZ Red White 0 88 to 0 98Ω 0 92 to 1 02Ω White Black Black Red Under 20 C 2 Outdoor fan motor Model ICF 140 43 4R Measure the resistance value of winding by using the tester Red Position Resistance value Red White 20 to 22Ω White Black 20 to 22Ω Black Red 20 to 22Ω Under 20 C 3 Pulse motor valve coil Model CAM MD12TCTH 5 Measure the re...

Страница 98: ...ered surface Heat sink IGBT side C12 C13 C14 Case that product is good Pointer swings once and returns slowly When performing test once again under another polarity the pointer should return C12 C13 C14 500µF 400V 2 Diode block 1 Turn OFF the power supply breaker 2 Completely discharge the three electrolytic capacitors 3 Remove the diode block from the P C board which is soldered in place 4 Use a ...

Страница 99: ...e 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 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 If the resistance value between 1 Red ...

Страница 100: ...use welding equipment in an airtight room Carbon monoxide poisoning may result if the room is not properly ventilated 3 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 pa...

Страница 101: ... 3 Remove the fixing screw at PANEL FR R 3pcs and at PLATE DECO 3 pcs following picture then pull out PANEL FR R 4 Remove a fixing screw and Cover connector assembly then remove Power supply cord after already remove fixing screws 2pcs at cord clamp 5 Remove the fixing screw that secure the cover electric box then remove cover electric box toward right side 6 Remove the screws of Earth lead that f...

Страница 102: ...then remove electronic parts How to assemble the electric parts box 1 Lock the top of electric box with hook of Frame up and secure it by fixing screw with Back body After that connect the connector of High voltage generator Fan motor and Louver motor 2 Insert TA TC TCJ sensor into holder sensor Fix the grounding lead with fixing screw No Part name Work procedure Remarks High voltage generator con...

Страница 103: ...ead then remove Earth assembly How to assemble the Frame 1 Press the top of Frame with 5 hooks of Back body 2 Fix Frame by 5 fixing screws Horizontal louver 1 Remove shaft of the horizontal louver from the back body First remove the center shaft and then remove the other shafts No Part name Work procedure Remarks 2 Screws 3 Screws 5 hooks from rear Earth screw 5 6 1 4 Earth screw FILE NO SVM 15058...

Страница 104: ...erator by unlock 4 claws 5 Remove the board of HV generetor Points to note during re installation Lay the wires straight such that they pass through the earth wire in a U shape Lay the wires such that the high voltage power supply line passes in a U shape No Part name Work procedure Remarks 7 5 5 Screws Plasma ion 4 Claws U shape groove U shape groove for high voltage power supply s lead Ground le...

Страница 105: ...e right side of heat exchanger 4 Move unit from the wall by pushing at point as picture and lift up the unit 5 Rotate unit to back side then remove the Pipe holder from the main unit 6 Rotate the main unit then pull out the Heatexchanger from the Back body as picture No Part name Work procedure Remarks PUSH PUSH 8 1 6 Fixing screw Fixing screw FILE NO SVM 15058 1 105 ...

Страница 106: ...nd right 5 Pull the motor band right and the Fan Motor outward Point to note during re installation For the position of the fan motor please install such that the fan motor connector matches the position and enters the space of the ribs of the motor band right No Part name Work procedure Remarks 9 Set screw Screws Motor band right Motor connector 1 6 8 Fixing screw FILE NO SVM 15058 1 106 ...

Страница 107: ... Base bearing assembly from the main unit Caution at assembling If the bearing is out from the housing push it into the specified position and then incorperate it in the main body No Part name Work procedure Remarks 10 Bearing Bearing base Base bearing assembly 6 8 9 Fixing screw Fixing screw 1 FILE NO SVM 15058 1 107 ...

Страница 108: ...o 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 follow 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 i...

Страница 109: ...ide the indoor unit 2 Attach the upper cabinet ST1TØ4 10L 5 pcs 3 Perform cabling of connecting cable and attach the cord clamp Fix the cord clamp by tightening the screws ST2TØ4 x 14L 3 pcs fitting 2 concave parts of the cord clamp to each connecting cables 4 Attach the valve cover ST1TØ4 x 10L 2 pcs Insert the upper part into the square hole of the side cabinet set hook claws of the valve cover ...

Страница 110: ... 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 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 sc...

Страница 111: ...TE This capacitor is one with mass capacity Therefore it is dangerous that a large spark generates if short circuiting between e d 4 Remove screw ST1TØ4 x 10L 4pcs fixing the terminal part of inverter box to the main body 5 Remove the front cabinet by performing step 1 in 2 and remove the fixing screws ST1TØ4 x 10L for securing the main body and inverter box 6 Remove various lead wires from the ho...

Страница 112: ...eir 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 NOTE 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 co...

Страница 113: ...ttom plate and heat exchanger 6 Fan motor 1 Perform work of item 1 of 1 and 2 2 Remove the flange nut fixing the fan motor and the propeller Flange nut is loosened by turning clockwise To tighten the flange nut turn 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 ...

Страница 114: ...ompressor from the terminal 6 Remove pipe connected to the compressor with a burner 7 Remove the fixing screw of the bottom plate and heat exchanger ST1TØ4 10L 1 pc 8 Remove the fixing screw of the bottom plate and valve fixing plate ST1TØ4 10L 1 pc 9 Pull upward the refrigeration cycle 10 Remove NUT 3 pcs fixing the compressor to the bottom plate 8 Reactor 1 Perform work of item 1 of 2 and 3 2 Re...

Страница 115: ...t out of shape Fan Guard 1 Detachment 1 Perform work of item 1 of 2 2 Remove the front cabinet and put it down so that fan guard side directs 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 g...

Страница 116: ...he heat exchanger CAUTION 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 CAUTION After replacing the parts check whether the positions where the sensors were installed are the proper posi...

Страница 117: ...4532 223 43039404 ASM PANEL R S ASM PANEL L S ASM PANEL AOLT ASM AINL ASM BUSH BODY R ASM BUSH BODY L BODY BUSH DN ASM FAN CF CE110 ASM BEAR MOLD BASE BEARING LOUVER HR FR LOUVER HR BK MOTOR LOUVER ASM LOUVER VT ASM LOUVER VT ASM GEAR LV ASM ARM L BAND MOTOR 257 43T03393 ASM COV MOTOR PIPE SHIELD HOLDER PIPE ASM COVER CONN HOLDER REMOCON WIRESS REMOCO CORD MOTOR LV ASM EARTH HOLD ION FAN MOTOR ASM...

Страница 118: ...OR 406 43T6V593 402 43T50320 Y TEMPERATURE SENSOR 406 43T6V594 403 43T50355 407 43T60378 404 43T62340 408 43T60417 405 43T6V469 PC BOARD RAS 10G2KCVP T PC BOARD RAS 13G2KCVP T PC BOARD RAS 18G2KCVP T TERMINAL TERMINAL 406 43T6V592 Y TEMPERATURE SENSOR CORD CLAMP PC BOARD ASSY WRS LED Description Description FILE NO SVM 15058 1 118 ...

Страница 119: ...CKED 9 52 DIA BONNET 6 35 DIA BONNET 9 52 DIA Location No Part No Description 0014 0015 0016 0017 0018 0021 0022 0023 0024 0025 0030 0032 0033 43T00448 43T00451 43T46347 43T63329 43T46351 43T20319 43T21375 43T47001 43T97001 43T49335 43T39333 43T63317 43T63316 FIXING PLATE VALVE RIGHT CABINET ASSEMBLY BODY PMV COIL PMV REACTOR PROPELLER FAN FAN MOTOR NUT FLANGE NUT RUBBER CUSHION MOTOR BASE CONNECT...

Страница 120: ...EFT CABINET BASE PLATE ASSEMBLY UPPER CABINET FAN GUARD PACKED VALVE COVER COMPRESSOR CONDENSER ASSEMBLY VALVE PACKED 6 35 DIA VALVE PACKED 12 7 DIA H4 BONNET 6 35 DIA BONNET 12 70 DIA FIXING PLATE VALVE RIGHT CABINET ASSEMBLY Location No Part No Description 0016 0017 0018 0021 0022 0023 0024 0025 0028 0030 0032 0033 0034 43T46347 43T63332 43T58309 43T20319 43T21375 43T47001 43T97001 43T49335 43T6...

Страница 121: ...RAS 13G2ACVP T PC BOARD RAS 18G2ACVP T TERMINAL 5P 0704 0705 0706 0707 43T60326 43T60377 43T50304 43T62313 FUSE TEMPERATURE SENSOR SENSOR HEAT EXCHANGER BASE PLATE PC 707 702 701 706 704 705 TS Sensor Ø6 TO Sensor Ø6 TD Sensor Ø4 703 Location Part Location Part No No No No Description Description 0702 43T69911 FILE NO SVM 15058 121 ...

Страница 122: ......

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