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Adoption of New Refrigerant

This Air Conditioner is a new type which adopts a new refrigerant

R32

instead of the conventional

refrigerant R22 in order to prevent destruction of the ozone layer.

CONTENTS

PRECAUTIONS FOR SAFETY

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1. SPECIFICATIONS .................................................................................

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2. CONSTRUCTION VIEWS (EXTERNAL VIEWS)......................................

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3. SYSTEMATIC REFRIGERATING CYCLE DIAGRAM ............................

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4. WIRING DIAGRAM ..............................................................................

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5. SPECIFICATIONS OF ELECTRICAL PARTS ........................................

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6.

REFRIGERANT

R32

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6-1. Safety During Installation/Servicing

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6-2. Refrigerant Piping Installation ...................................................................................
6-3. Tools ...............................................................................................................................
6-4. Recharging of Refrigerant ............................................................................................

6-5. Brazing of Pipes ............................................................................................................

7.

INDOOR UNIT CONTROL

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7-1. Indoor Controller Block Diagram

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. Control Specifications

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. Indoor Print Circuit Board (High Wall Type) ................................................................

8. TROUBLESHOOTING ..........................................................................

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8-1. Summary of Troubleshooting .......................................................................................

8-2. Troubleshooting

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9. REPLACEMENT OF SERVICE P.C. BOARD.....................................

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10. SETUP AT LOCAL SITE AND OTHERS ..........................................

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11. ADDRESS SETUP ..........

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11-1. Address Setup

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11-2.

Address Setup & Group Control

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11-3.

Address Setup (Manual Setting from Remote Controller)

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HOW TO REPLACE THE MAIN PARTS ............................................

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13. EXPLODED VIEWS AND PARTS LIST ..................................

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Содержание RAV-HM561KRTP Series

Страница 1: ...SERVICE MANUAL AIR CONDITIONER SPLIT TYPE INDOOR UNIT High Wall Type RAV HM561KRTP Series RAV HM801KRTP Series RAV HM901KRTP Series Revised on Jul 2022 R32 FILE NO SVM 22026 2 ...

Страница 2: ...Refrigerant Piping Installation 6 3 Tools 6 4 Recharging of Refrigerant 6 5 Brazing of Pipes 7 INDOOR UNIT CONTROL 7 1 Indoor Controller Block Diagram 7 2 Control Specifications 7 3 Indoor Print Circuit Board High Wall Type 8 TROUBLESHOOTING 8 1 Summary of Troubleshooting 8 2 Troubleshooting 9 REPLACEMENT OF SERVICE P C BOARD 10 SETUP AT LOCAL SITE AND OTHERS 11 ADDRESS SETUP 11 1 Address Setup 11...

Страница 3: ...s thus thoroughly acquainted with the knowledge related to this work The qualified installer who is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted w...

Страница 4: ...xecuted Indicates possibilities assumed that a danger causing a death or serious injury of the repair engineers the third parties and the users due to troubles of the product after work when an incorrect work has been executed Indicates contents assumed that an injury or property damage may be caused on the repair engineers the third parties and the users due to troubles of the product after work ...

Страница 5: ...ou might get burned when removing this panel CAUTION Do not touch the aluminium fins of the unit Doing so may result in injury CAUTION BURST HAZARD Open the service valves before the operation otherwise there might be the burst WARNING ELECTRICAL SHOCK HAZARD Disconnect all remote electric power supplies before servicing BURST HAZARD Open the service valves before the operation otherwise there mig...

Страница 6: ...proceeding with the work Prohibition Place a Work in progress sign near the circuit breaker while the installation maintenance repair or removal work is being carried out There is a danger of electric shocks if the circuit breaker is set to ON by mistake Stay on protection If in the course of carrying out repairs it becomes absolutely necessary to check out the electrical parts with the electrical...

Страница 7: ... not touch the live part Electric shock may result Only Qualified service person 1 is allowed to do this work When checking the electrical parts removing the cover of the electrical control box of Indoor Unit and or front panel of Outdoor Unit inevitably to determine the failure put a sign Do not enter around the site before the work Failure to do this may result in third person getting electric s...

Страница 8: ...atch fire 2 Do not use a welder in the closed room When using it without ventilation carbon monoxide poisoning may be caused 3 Do not bring inflammables close to the refrigerant cycle otherwise fire of the welder may catch the inflammables Refrigerant The refrigerant used by this air conditioner is the R32 Check the used refrigerant name and use tools and materials of the parts which match with it...

Страница 9: ...r unit and service panel of the outdoor unit are closed and set the circuit breaker to the ON position You may receive an electric shock if the power is turned on without first conducting these checks Once the repair work has been completed check for refrigerant leaks and check the insulation resistance and water drainage Then perform a trial run to check that the air conditioner is running proper...

Страница 10: ...conditioner has been shut down set the circuit breaker to the OFF position and then wait at least 10 minutes before opening the service panel If you fail to heed this warning you will run the risk of burning yourself because the fan motor reactor inverter heat sink and other parts will be very hot to the touch In addition before proceeding with the repair work wear the kind of insulated heat resis...

Страница 11: ...ner Model type Commercial name RAV HM561KRTP E RAV HM801KRTP E RAV HM901KRTP E Digital Inverter Series Super Digital Inverter Series Air Conditioner Complies with the provisions of the Machinery Directive Directive 2006 42 EC and the regulations transposing into national law Name Position Date Place Issued Masaru Takeyama GM Quality Assurance Dept 5 April 2022 Thailand NOTE This declaration become...

Страница 12: ... the machinery described below Generic Denomination Air Conditioner Model type RAV HM561KRTP E RAV HM801KRTP E RAV HM901KRTP E Commercial name Digital Inverter Series Super Digital Inverter Series Air Conditioner Complies with the provisions of the Supply of Machinery Safety Regulations 2008 Name Position Date Place Issued Masaru Takeyama GM Quality Assurance Dept 5 April 2022 Thailand NOTE This d...

Страница 13: ...Specifications Model Sound pressure level dBA Weight kg Cooling Heating RAV HM561KRTP E 14 RAV HM801KRTP E 14 RAV HM901KRTP E 14 Under 70 dB RAV HM561KRTP TR 14 RAV HM801KRTP TR 14 13 ...

Страница 14: ...4 10 Energy efficiency class A A A A Maximum current A 15 50 15 50 15 50 17 00 Appearance Main unit Moon white Height mm 320 320 320 320 Width mm 1050 1050 1050 1050 Depth mm 250 250 250 250 Total weight Main unit kg 14 14 14 14 Heat exchanger Finned tube Fan Cross flow fan Standard air flow H M L m3 min 16 0 13 8 11 3 16 0 13 8 11 3 17 3 15 2 11 3 19 7 13 8 11 3 Motor W 30 30 30 30 Air filter Sta...

Страница 15: ...tud bold 6 For stud bold 8 10 Hanger 786 85 23 235 215 215 235 320 40 6 5 8 0 47 215 5 262 5 262 5 109 6 5 8 0 40 153 5 Grille Inlet Front Panel Knock Out System 50 8 73 5 Knock Out System 250 50 73 5 8 Air Filter Air Inlet Air Outlet Heat Exchanger 320 19 17 5 58 Wireless remote controller 63 Remote controller holder 149 172 2 CONSTRUCTION VIEWS EXTERNAL VIEWS Indoor Unit Flare 15 9 For HM801 901...

Страница 16: ...erant pipe at gas side Outer dia ØA Distributor Strainer incorporated Heating Cooling To outdoor unit To outdoor unit TCJ sensor TC sensor Air heat exchanger Dimension table Indoor unit HM56 type Outer diameter of refrigerant pipe In mm Gas side ØA Liquid side ØB 12 7 6 4 3 SYSTEMATIC REFRIGERATING CYCLE DIAGRAM HM80 90 type 15 9 9 5 16 ...

Страница 17: ...CIRCUIT POWER AND INDICATION PARTS INFRARED RAYS RECEIVE WP 033 RED RED GRN GREEN WHI WHITE YEL YELLOW BLK BLACK BLU BLUE COLOR INDICATION Long dashed short dashed line indicate the accessories indicates the control P C Board indicates the terminal block indicates the connection terminal indicates the connector on the control P C Board 1 Broken line indicate the wiring at site indicates the protec...

Страница 18: ...t Rated 30W 340V DC 4 phase DC 12V 10kΩ at 25 C 10kΩ at 25 C 10kΩ at 25 C n Name of Each Part 5 SPECIFICATIONS OF ELECTRICAL PARTS Air inlet grille Air in the room is sucked from here Earth screw Earth screws are provided in the electric parts box Air filter Removes dust and trash Air filter is provided in the air inlet grille Air outlet Air outlet flap Change the direction of the air to be discha...

Страница 19: ...s in places where installation repairs or similar work on air conditioning equipment is performed 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 moisture dust or oil to remain in the refrigeration cycle Oth...

Страница 20: ... socket 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 6 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 installe...

Страница 21: ...pe 0 to 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...

Страница 22: ...htening torque for R32 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 m...

Страница 23: ...e manifold Charge hose Vacuum pump adapter Electronic balance for refrigerant charging Leakage detector Usage Pipe flaring Flaring by conventional flare tool Connection of flare nut Evacuating refrigerant charge run check etc Vacuum evacuating Refrigerant charge Gas leakage check R32 air water heat pump installation Existence of new equipment for R32 Yes Yes Yes Yes Yes Yes Yes Whether conven tion...

Страница 24: ...ng hose to the cylinder and the connecting port of the electronic balance Indoor unit Outdoor unit Opened Opened Refrigerant cylinder Check valve Opened Open close valve for charging Electronic balance for refrigerant charging Closed Service port 6 4 Recharging of Refrigerant When it is necessary to recharge refrigerant charge the specified amount of new refrigerant according to the following step...

Страница 25: ... 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 ...

Страница 26: ...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 l...

Страница 27: ...ontroller communication circuit Display LED Receiver unit Driver Function setup Key switch Power circuit Power circuit DC280V DC15V Fan motor control circuit EEPROM TA sensor TC sensor TCJ sensor HA Run Alarm Ready Thermo ON COOL HEAT FAN Serial send receive circuit Wireless remote signal setting A B Central control remote controller Sold separately AC synchronous signal input circuit Power circui...

Страница 28: ...on circuit Display LED Receiver unit Driver Power circuit DC280V DC15V Fan motor control circuit EEPROM TA sensor TC sensor TCJ sensor HA Run Warning Defrost Thermo ON COOL HEAT FAN Serial send receive circuit Wireless remote signal setting A B Central control remote controller Sold separately AC synchronous signal input circuit Outdoor unit 3 2 1 Same as the left Outdoor unit 3 2 1 1 Up to 16 uni...

Страница 29: ...AUTO Control outline Air conditioner stops Fan operation Cooling operation Dry operation Heating operation COOL HEAT operation mode is automatically selected by Ta Ts and To for operation The operation is performed as shown in the following figure according to Ta value at the first time only In the range of Ts α 1 Ta Ts α 1 Cooling thermo OFF Fan Setup air volume operation continues α is corrected...

Страница 30: ...equency command is corrected Ts n Ta n Room temp difference n Counts of detection Ta n Ta n 1 Varied room temp value n 1 Counts of detection of 1 minute before 4 Dry operation The frequency correction control is same as those of the cooling operation However the maximum frequency is limited to approximately S6 Note When LOW is set up the maximum frequency is limited to approximately SB 1 The judgm...

Страница 31: ...rd slope for the fan speed that is the high position If the temperature is just on the difference boundary the fan speed does not change Mode in the parentheses indicates one in automatic cooling operation HEAT Value in the parentheses indicates one when thermostat of the remote controller works Value without parentheses indicates one when thermostat of the body works If the fan speed has been cha...

Страница 32: ...emote controller Tc Tcj C 32 30 28 26 20 16 HH H L UL OFF E zone D zone C zone B zone A zone Ta C HH HH α 47 42 3 When thermo sensor turns OFF during heating the fan speed mode becomes UL weak 4 When Ta is 25 C or above at the beginning of HEAT operation or when canceling defrost mode H or HH mode continues for 1 minute from the time when Tc enters zone E Following figure 5 The HH fan speed for au...

Страница 33: ... the following conditions are satisfied However the temperature for J zone dashing control is changed from 5 C to 5 C Conditions When Q or R is established 5 minutes after activation Q Tcn Tc n 1 5 R Tcn Tc n 1 1 and Tcn Ta 5 C Remarks Tcj Indoor heat exchanger sensor temperature Tcn Tc temperature when 5 minutes elapsed after activation Tc n 1 Tc temperature at start time 9 High temp release cont...

Страница 34: ...ion setting Louver position can be set within the range below COOL DRY HEAT FAN 4 Swing setting Louver moves within the range beloW All operation modes 5 When air conditioner opration stops louver closes automatically It keeps its position in the event of an alarm 6 Louver tilts upward automatically during preparation for heating Full close 0 Alarm A code number except F08 and L31 appears on the r...

Страница 35: ...d and it is displayed on LCD 2 When the filter reset signal has been received from the remote controller time of the calculation timer is cleared In this case the measurement time is reset if the specified time has passed and display on LCD disappears No display CENTER goes on CENTER goes on In a case of wireless type the display lamp does not change However contents which can be operated are same...

Страница 36: ...de 2 COOL operation mode It is controlled according to the following figure if To 28 C Remarks 3 HEAT operation mode It is controlled according to the following figure if To 15 C 18 DC motor 1 When the fan operation has started positioning of the stator and the rotor are performed Moves slightly with tap sound 2 The motor operates according to the command from the indoor controller Notes When the ...

Страница 37: ... 450rpm Louver Position of 15 from all closes 20 Save operation Wired remote controller specific operation 1 Turn on SAVE button on the wired remote controller 2 During operation of save operation lights on the wired remote controller 3 During save operation the current release control is performed with the restriction ratio set in EEPROM on the outdoor unit 4 The restriction ratio can be set by k...

Страница 38: ... setup temperature is 8 C and the human heating is not targeted the cold air discharge preventive control Item 7 is made invalid to suppress the intermittent operation 8 The settings of the air direction and air volume are changeable during this operation 9 The indoor fan stops to protect the compressor for 2 minutes after start of heating operation Thermo ON by this function In a group connection...

Страница 39: ...emperature When the OFF timer is simultaneously set 1 3 5 and 9 hours appear by turns every pushing COMFORT SLEEP button and one of them can be selected for OFF timer Heating operation In the operation suppression zone where capacity is kept to the minimum overheating is prevented by lowering the temperature setting by 1 C after 1 hour and by 2 C after 2 hours of operation The room temperature is ...

Страница 40: ...ng memorized by the PRESET button 1 Push the PRESET button briefly The setting memorized will be indicated and the air conditioner operates with regards to the setting The lamp green on the display panel of the indoor unit goes on and operation starts after approximately 3 minutes Initial setting MODE AUTO Temperature 22 C Remarks display 27 When you push the QUIET button during cooling heating fa...

Страница 41: ...ling operations and dry mode can be set 2 Change the fan speed by operating CODE No DN 9A 3 Select Remote controller setting if changing fan speed is not desired during thermostat OFF When selecting 0002 OFF make sure to use the Remote controller sensor or Remote sensor unit so that the room temperature can be detected properly 31 Draft prevention control 1 This function prevents cold air from des...

Страница 42: ...on control the DN code 1C1 for the header unit must be set to 0001 valid 4 The intervals to switch the operations can be set by setting the CODE No DN 1C2 in increments of days maximum 28 days 5 Start the other operation 30 minutes before the end of one operation Rotation lap time can be set in increments of 10 minutes by setting the CODE No DN 1C3 maximum 70 minutes 6 A check code will show on th...

Страница 43: ... function within the wired remote controller Refer to page 82 or the manual for the remote controller for operation method of Monitor function 34 Defrost shift 1 This control is to change the starting time of defrosting operations to avoid temperature drop when multiple air conditioners that belong to refrigerant systems are installed in the same space and the defrosting operations there of start ...

Страница 44: ...iod of normal cooling operations or heating operations the frequency of the outdoor unit compressor which is operating under the highest load will be limited This function is invalid with auto cooling operations dry operations and air fan operations 4 The frequency is limited 10 at the maximum in accordance with the temperature difference of TA indoor temperature and Ts set temperature Δt TA Ts du...

Страница 45: ... combining a device that uses the outdoor temperature 2 This function is valid by setting the CODE No DN 1C8 from the wired remote controller and when the outdoor temperature satisfies certain conditions the output for the CN32 connector on the indoor P C board will turn ON Use processed air when taking in fresh air Watch for condensation of devices when taking in fresh air at low temperatures 3 T...

Страница 46: ...Temp set air high Ts a TAL Temp set air low TAH b 4 The output can be turned on by the outdoor temperature when CODE No DN C7 is set to 0001 1ºC to 0010 10ºC using the wired remote controller Control Outline Flip Mode 1 If the difference between the room temperature and the set temperature is large while using secondary heating run the air conditioner 2 This function is valid when the CODE No DN C...

Страница 47: ...60 on indoor P C board for output Indoor control P C board Relay DC12V procured locally Corresponds to the relay up to one that the rated current of the operation coil is approx 75mA Connect to secondary heating unit Note Determine the cable length between the indoor control P C board and the relay within 2m CN60 Option output 6P WHI 1 2 3 4 5 6 2 If there is no CN60 on the P C board MCC 1696 mode...

Страница 48: ...1 DC12V Remote controller Power LED D403 HBS CN50 DC12V SW02 SW01 Display output Wireless Sensor CN213 DC5V Remote controller CN41 DC20V Main bus CN40 DC5V Option board CN521 DC12V TA Sensor CN104 DC5V TCJ Sensor CN102 DC5V SWRT CN501 DC5V EXCT CN73 DC5V Outside error input CN80 DC12V EEPROM IC503 TC Sensor CN101 DC5V Inter unit wire CN67 AC200 240V Option output CN309 AC200 240V 48 ...

Страница 49: ...m remote controller DN 31 HA Start Stop input J01 Provided Not provided Pulse At shipment from factory Static input switch Operation stop of handy remote controller is permitted prohibited by input ON during operation Answer back of HA ON during output of alarm ON during defrosting of outdoor unit ON when Real thermo ON Comp ON ON when operation mode is cooling line Cool Dry Cooing Heating AUTO co...

Страница 50: ... heating operation Does not outside low temperature operation control work in cooling operation Is not defrost operation performed 4 ON OFF operation cannot be performed from remote controller Is not the control operation performed from outside remote side Is not automatic address being set up When the power is turned on at the first time or when indoor unit address setting is changed the operatio...

Страница 51: ...be performed from remote controller Is not forced operation performed Is not the control operation performed from outside remote side Is not automatic address being set up Is not being carried out a test run by operation of the outdoor controller b Did you return the wiring to the initial positions c Are connecting wires between indoor unit and receiving unit correct 2 Troubleshooting procedure Wh...

Страница 52: ...ng trouble Receiving unit Miswiring or wire connection trouble Sending trouble Communication stop between receiving unit and indoor unit Duplicated indoor unit No Setup trouble Duplicated header units of remote controller Communication trouble between Application control kit and indoor unit P C board Wire connection trouble between indoor units Indoor power OFF Communication stop between indoor he...

Страница 53: ...outdoor unit 1 Temp sensor TS trouble Temp sensor TH trouble Temp Sensor miswiring TE TS Indoor EEPROM trouble Outdoor EEPROM trouble Compressor break down Compressor lock Current detection circuit trouble Outdoor compressor system trouble 1 Case thermostat worked Outdoor unit low pressure system trouble Duplicated header indoor units There is indoor unit of group connection AUTO address in indivi...

Страница 54: ...imer Ready Simultaneous flash Operation Timer Ready Alternate flash Check code Cause of trouble occurrence During test run Disagreement of cool heat Automatic cool heat setting to automatic cool heat prohibited model or setting of heating to cooling only model 54 ...

Страница 55: ...r group address is unset Capacity of indoor unit is unset Duplicated setting of central control system address Abnormal stop by outside trouble CN80 TB2 IN1 input An trouble of indoor AC fan was detected Fan motor thermal relay worked Float switch worked Indoor DC fan trouble Over current Lock etc was detected In heating operation a trouble was detected by temp down of indoor heat exchanger sensor...

Страница 56: ... trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Judgment and measures 1 Check...

Страница 57: ...tomatic reset If central controller exists operation continues Stop Automatic reset If central controller exists operation continues Stop Follower unit continues operation Stop Automatic reset Continues By remote controller Continuation Stop According to each case Condition Judgment and measures Power supply trouble of remote controller Indoor EEPROM trouble 1 Check remote controller inter unit wi...

Страница 58: ... unit Is the connector on the harness or the harness from terminal block of indoor unit connected correctly Check power connection of indoor unit Turn on power again Replace indoor P C board MCC 1696 Correct as a header unit and a follower unit Replace remote controller P C board Correct a header unit a follower unit Remote controller address connector Correct connection of connector Check circuit...

Страница 59: ...ltage between 2 and 3 of terminal blocks 1 2 3 vary Replace outdoor P C board Replace indoor P C board Correct wiring of connector and terminal blocks Correct wiring and inter unit cables Check CODE No 14 YES YES YES YES YES NO NO NO NO NO Replace indoor P C board MCC 1696 As shown in the following figure carry out measurement within 20 seconds after the power was turned on Black S5277G White Term...

Страница 60: ...ial signal line Check power connection status of indoor unit Connect again Correct connection of connector Check circuit wiring Correct inter unit cable of remote controller NO YES YES YES NO YES YES NO NO NO YES NO E18 trouble E08 L03 L07 L08 trouble E08 Duplicated indoor unit No L03 There are 2 or more header units in a group control L07 There is 1 or more group address Individual in a group con...

Страница 61: ...system addresses connected Is there check code on follower unit in master and sub remote controllers Are wiring connections to communication lines Uh U3 U4 normal Replace central controller including 1 1 model connection interface and indoor P C board MCC 1696 Correct wiring connection Correct central control system address Replace outside devices Replace indoor P C board MCC 1696 YES YES YES NO Y...

Страница 62: ...tor CN104 on indoor P C board correct Are characteristics of TA sensor resistance value normal Replace indoor P C board MCC 1696 Refer to TA Characteristics Replace TA sensor Correct connection of connector YES YES NO NO F10 trouble 62 ...

Страница 63: ...motor connected Is min 280V DC present between CN210 pin and Operate indoor unit except heating by remote controller Is min 1V DC present between CN210 pin and Measure within 15 seconds Rotate the fan by hand with operation OFF Is 0 to 15V DC rev return signal generated between CN210 pin and Operate indoor unit except heating by remote controller Is min 1V DC present between CN210 pin and Measure ...

Страница 64: ...nsor resistance value normal Is connection of TC sensor connector CN101 on Indoor P C board correct Refer to TC Characteristics Replace TC sensor Replace indoor P C board MCC 1696 Correct connection of connector Are characteristics of TCJ sensor resistance value normal Is connection of TCJ sensor connector CN102 on Indoor P C board correct Refer to TCJ sensor Temperature Resistance value character...

Страница 65: ...A and B terminal blocks Correct communication line of remote controller 1 Is connection of connector normal Replace power supply transformer on 1 1 model connection interface MCC 1440 Can the other indoor units be normally controlled from the central controller Or is the operation status of indoor unit reflected 1 CN51 of 1 1 model connection interface TCC LINK adapter P C board MCC 1440 and CN050...

Страница 66: ...ring operation of the air conditioner Replace the service P C board When EEPROM was not inserted when power supply turned on or when the EEPROM data read write operation is impossible at all the automatic address mode is repeated In this time C06 trouble is displayed on the central controller P31 trouble Follower indoor unit When the header unit of a group operation detected E03 L03 L07 or L08 tro...

Страница 67: ...3 80 35 30 19 63 20 35 21 09 12 23 12 59 12 95 9 75 10 00 10 25 7 764 7 990 8 218 5 013 5 192 5 375 3 312 3 451 3 594 2 236 2 343 2 454 1 540 1 623 1 709 1 082 1 146 1 213 0 7740 0 8237 0 8761 0 5634 0 6023 0 6434 Temperature C 0 10 20 25 30 40 50 60 70 80 90 100 Resistance value kΩ Ω Ω Ω Ω Minimum value Standard value Maximum value 150 5 161 3 172 7 92 76 99 05 105 6 58 61 62 36 66 26 47 01 49 93...

Страница 68: ...m the cooling cycle confirmation through the trial operation Replacement procedures CASE 1 Before replacement the indoor unit can be turned on and the setting data can be read out by wired remote control operation EEPROM data read out 1 Ø Replacement of P C board for Indoor unit servicing and power on 2 Ø Writing the read out EEPROM data 3 Ø Power reset for all indoor units connected to the remote...

Страница 69: ... the table 1 example The Code No DN are ranged from 01 to FE The Code No DN may skip RBC AMTU3 Step 1 Push and button on the remote controller simultaneously for more than 4 seconds When the group operation control is performed the unit No displayed for the first time is the header unit No At this time the CODE No DN shows 10 Also the fan of the indoor unit selected starts its operation and the sw...

Страница 70: ... starts and the manual resetting may be required again when the multiple units group operation including twin system Step3 After writing down all setting data push ON OFF button to return to the normal stop status It takes approx 1 min until the remote controller operation is available again CODE No required at least DN 10 11 12 13 14 E0 Contents Type Indoor unit capacity Line address Indoor unit ...

Страница 71: ...e set so after setting the address DN 12 13 14 restart and proceed to 3 b Group operation including twin system Turn on the indoor unit s with its P C board replaced to the P C board for indoor unit servicing according to either methods 1 or 2 shown below 1 Turn on only the indoor unit with its P C board replaced Be sure to confirm the remote controller is surely connected If not the operation 3 c...

Страница 72: ... button to make Code No flash And set the Code No DN to10 2 Push the menu button to make SET DATA flash And select the type by pushing the or buttons For example High Wall Type is set to 0008 Refer to table 2 3 Push OFF timer button The changed data is set 4 Change the Code No DN to 11 by pushing the or buttons 5 Select the capacity by pushing the or buttons For example 90 Type is set to 0013 Refe...

Страница 73: ...11 by pushing buttons for the temperature setting 5 Select the capacity by pushing buttons for the timer 6 setting For example 90 Type is set to 0013 Refer to table 3 Push button The setting completes if the setting data are displayed 7 Using the set temperature buttons set CE to the CODE No DN 8 Using the timer time buttons set the dat 0001 9 Push button The setting completes if the setting data ...

Страница 74: ...56 80 0000 0009 0012 RAV HM UTP CAUTION Model name RAV HM KRTP For this model please make all the following settings EEPROM initial value on the P C board for indoor unit servicing For other CODE No refer to Function CODE No DN Code table on page 80 CODE No DN E0 Setting data 0004 Description Global model 0008 High Wall Type RAV HM KRTP 90 0013 74 ...

Страница 75: ...ode other than Cool or Heat The temperature setting function does not work during test run The check code is displayed as usual 4 After the test run push OFF timer button to stop a test run TEST disappears on the display and the air conditioner enters the normal stop mode 10 SETUP AT LOCAL SITE AND OTHERS 10 1 Indoor Unit 10 1 1 Test Run Setup on Remote Controller RBC ASCU1 Be sure to stop the air...

Страница 76: ...he case of subsequent power on it takes approx 1 minute until the remote controller becomes available Execute a test run after the predetermined time has passed 2 Push ON OFF button on the remote controller select Cool or Heat with MODE button and then select HIGH with FAN button 3 4 5 Cooling test run Heating test run Set the temperature to 17 C with the temp setup buttons Set the temperature to ...

Страница 77: ... goes on Goes on by operation of the main microcomputer at the same time when the power supply is turned on It flashes with 1 second interval every 0 5 second When there is no EEPROM or writing in operation fails It flashes with 10 seconds interval every 5 second During DISP mode It flashes with 2 seconds interval every 1 second While setting of function select EEPROM 2 D403 Red It goes on when po...

Страница 78: ...for which to change settings 3 6 4 5 1 7 2 4 5 Indoor unit No 4 Push the menu button to make Code No flash Change Code No with setting button 5 Push the menu button to make Set data flash Change Set data with setting button 6 Push OFF timer button to complete the set up To change other settings of the selected indoor unit repeat from Procedure 4 7 When all the settings have been completed push ON ...

Страница 79: ...n to select the CODE No DN code of the desired function 4 Use the button to select the desired SET DATA associated with the selected function 5 Push the button The display changes from flashing to steady To change the selected indoor unit go back to step 2 To change the selected function go back to step 3 6 When the button is pushed the system returns to normal off state NOTE For details on how to...

Страница 80: ...0000 1 way Cassette to 0038 0001 4 way Cassette 0F Cooling only 0000 Heat pump 0001 Cooling only No display of AUTO HEAT 0000 Heat pump 0d Existence of AUTO mode 0000 Provided 0001 Not provided Automatic selection from connected outdoor unit 0000 Provided 04 Specific indoor unit priority 0000 No priority 0001 Priority 0000 No priority 03 Central control address 0001 No 1 unit 0001 No 1 unit 00Un U...

Страница 81: ... C5 Secondary heating mode 0000 Nomal mode 0001 Flip mode 0000 Nomal mode 77 Dual set point 0000 Unavailable 0002 Available 0000 Unavailable 9A Thermostat OFF fan speedin cooling mode 0000 Remoto controller setting 0002 Fan OFF 0001 Extremely low speed UL 0003 Low speed L 0001 Extremely low speed UL F6 Presence of Application control kit TCB PCUC2E 0000 None 0001 Exist 0000 None 120 Defrost shift ...

Страница 82: ...lay order U series TU2C LINK 0128 00Un 0001 TCC LINK 0064 00Un 0001 Other than U series TCC LINK 0064 0099 0001 For Line address DN 12 Remote controller Communication type Display order U series TU2C LINK 0128 00Un 0001 TCC LINK 0030 00Un 0001 Other than U series TCC LINK 0030 0099 0001 For Group address DN 14 Remote controller Communication type Display order U series 0002 00Un 0000 TU2C LINK TCC...

Страница 83: ...cured locally Operation 1 The operation contents can be changed by Last push priority 2 Use the timer function on the Header remote controller 2 remote controller control Controlled by 2 remote controllers This control is to operate 1 or multiple indoor units are operated by 2 remote controllers Max 2 remote controllers are connectable When connected 2 remote controllers operate an indoor unit Wir...

Страница 84: ...signal receiving unit to operate the air conditioner 3 Point the wireless remote controller at the indoor unit 4 Push and hold CHK button on the wireless remote controller by the tip of the pencil 00 will be shown on the display 5 Push the MODE button during pushing CHK B will be shown on the display and 00 will be disappear and the air conditioner will turn OFF The wireless remote controller B is...

Страница 85: ...the selected indoor unit 4 Every pushing buttons CODE No of the item is changed successively 5 After you have finished checking push the ON OFF button to return to normal mode 1 2 4 2 4 5 3 1 RBC AMTU3 1 Push buttons simultaneously for 4 seconds or more to call up the service monitor mode The service monitor goes on and temperature of the CODE No 00 is firstly displayed 2 Push the temperature setu...

Страница 86: ... TA C 03 Indoor heat exchanger Coil temperature TCJ C 04 Indoor heat exchanger Coil temperature TC C B9 Communication protocol 0000 TCC LINK 0001 TU2C LINK 07 Indoor fan revolution frequency rpm F2 Indoor fan calculated operation time 100h F3 Filter sign time 1h F8 C Indoor unit discharge air temperature TF 1 E5 Secondary heating output Unavailable 0000 OFF 0001 ON E6 Free cooling output Unavailab...

Страница 87: ...n for over 10 seconds and the indicators appear as an image indicating the troubleshooting history mode has been entered If Service check is displayed the mode enters in the troubleshooting history mode 01 Order of troubleshooting history appears in the temperature indicator The OFF timer indicator alternately shows the check code and the indoor Unit No in which the problem occurred 2 Each time th...

Страница 88: ...n outdoor unit is one of the group controls The indoor unit connected with outdoor unit Individual Header of twin controls room temperature according to setting on the remote controller System example 1 Display range on remote controller The setup range Operation mode Fan speed Set temperature of the indoor unit which was set to the header unit is reflected on the remote controller 2 Address setup...

Страница 89: ...ation protocol TU2C Link TCC Link Remote controller operation is available Approx 50 seconds after power ON Regular communication between indoor units Every 30 seconds Header Follower Regular communication of the identical piping system Every 30 seconds Twin header follower When the above status changes immediately communicates Repetition The unit without power feed waits entirely Waiting status i...

Страница 90: ...U3 U4 1 1 model connection interface This product sold separately Caution 1 Remote controller Indoor outdoor inter unit wire AC230V serial Central control system wiring Header unit Header unit Follower unit Follower unit Follower unit Wiring for No 1 and 2 only Caution 2 Remote controller Remote controller Remote controller Remote controller wiring e l p i r t f o e l p m a x E n o i t a r e p o e...

Страница 91: ...l Central control system wiring Header unit Header unit Follower unit Follower unit Follower unit Wiring for No 1 and 2 only Remote controller Remote controller Remote controller Remote controller Remote controller wiring e l p i r t f o e l p m a x E n o i t a r e p o e l p i r T n i w T Group operation OFF at shipment from factory OFF at shipment from factory Line address SW01 Bit 1 SW01 Bit 2 R...

Страница 92: ...tion interface it is necessary to set up the central control address number The central control address number is displayed as the line No of the central control remote controller How to set up from indoor unit side by remote controller Procedure Perform setup while the unit stops Terminator SW01 52 85 Set the following DN with the wired remote controller CODE No DN Irem Description Refer to 8 1 4...

Страница 93: ...ndoor unit 1 1 tentatively with communication wiring END Turn on power of outdoor unit Set to all indoor units one by one Do you arbitrarily set the indoor unit address Are there multiple units of twin connections Do you change setting after automatic setting at the first time Is refrigerant line 1 line Is group control performed Setup of automatic address finishes within 4 to 5 minutes After comp...

Страница 94: ...trollers Except trouble and response to demand of service data Master unit This unit communicates with the indoor unit sub which serial communicates with the Representative unit outdoor units and sends receives signal Command from compressor to from the outdoor Header Twin units as the representative of the cycle control in the indoor units of the identical line address within the minimum unit whi...

Страница 95: ...information to the sub unit Sub unit The sub unit receives the indoor unit data from the master With identical line address indoor outdoor serial and then performs the thermostat operation synchronized with the master unit The sub unit sends own thermostat ON OFF demand to the master unit Example No 1 1 master unit sends receives signal to from No 1 2 and No 1 3 sub units It is not influenced by t...

Страница 96: ... Example from Unset Address No miswiring 1 Standard One outdoor unit Only turning on source power supply Automatic completion 2 Group operation Multiple outdoor units Multiple indoor units with serial communication only without twin Only turning on source power supply Automatic completion 3 Multiple groups operation Change is necessary Manually change addresses of the multiple sub units simultaneo...

Страница 97: ...n indoor unit per a remote controller Turn on power supply Indoor unit address Group address CODE No DN Item 13 14 Description 0001 No 1 to 0128 No 128 TU2C Link 0001 No 1 to 0030 No 30 TCC Link 12 Line address 0001 No 1 to 0128 No 128 TU2C Link 0001 No 1 to 0030 No 30 TCC Link 0000 Individual 0001 Header unit 0002 Follower unit RBC ASCU1 1 Push and hold the menu buttons at same time for more than...

Страница 98: ...enu button until the CODE No flashes And using the or buttons specify the CODE No 14 10 Push the menu button until the SET DATA flashes And using the or buttons set a group address If the indoor unit is individual set the address to 0000 header unit 0001 follower unit 0002 Individual 0000 Header unit 0001 Follower unit 0002 11 Push the OFF timer button to confirm the SET DATA 12 When all the setti...

Страница 99: ...e to clean the indoor outdoor units regularly will cause shortage of capacity freezing water leakage or trouble on the compressor Part name Heat exchanger Fan motor Filter Fan Suction Discharge grille Drain pan Face panel Louver External appearance Object Indoor Outdoor Contents of check Blocking with dust damage check Audibility for sound Visual check for dirt and breakage Visual check for swing ...

Страница 100: ... 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...

Страница 101: ...s main power supply 2 Open two screw caps and securely remove screws 2 pcs at the front panel 3 Take off the hooks of front panel from top side of the back body 4 Slightly open the lower part of the front panel then pull the upper part of the front panel toward you to remove it as shown on figure 3 Front panel Back body Hooks of front panel Screw cap Air inlet grille Front panel Screw Screw Screw ...

Страница 102: ...ctric parts box 5 Pull out TC1 TC2 TCJ sensors from sensor holder of hear exchanger Pay attention to mounting positions of each sensor when reassembling of electric parts Be sure to apply marking etc to TC2 and TCJ sensors before removing because their shapes are reassembled 6 Remove the earth screw and earth line from evaporator 7 Disconnect the connectors for the fan motor louver motor and PMV m...

Страница 103: ...w figure Hexagon screw driver Vertical louver Cross flow fan Screws Fan motor Motor band 4 5 Fan motor connector Fan motor wire Horizontal louver Drain pan Drain pan Drain hose 1 Follow the procedure item 3 2 The drain hose can be removed by removing the screw securing the drain hose and then pulling out the drain hose 3 When removing the drain hose be careful of any sharp edges of steel plate The...

Страница 104: ...he cord motor of Louver VT 5P from the Louver VT L R connector 5 Remove fixing screw of the unit display and remove unit display 6 Remove drain pan can be selected remove drain hose or not remove drain hose following Not remove drain hose Pulling out the drain pan from back body then holding the drain pan with main unit Remove drain hose Drain hose can be removed follow the procedure item 7 After ...

Страница 105: ... it from the main unit 11 Caution at assembling If the bearing is out from the housing push it into the specified position then incorporate it in the main unit Bearing base Bearing Cross flow fan Heat exchanger Cross flow fan 12 1 Follow the procedure item 9 and 11 2 Loosen the set screw of the cross flow fan Vertical louver Hexagon screw driver Cross flow fan 3 Lift up the heat exchanger follow t...

Страница 106: ...he heat exchanger to upper side 13 Screws Heat exchanger Heat exchanger Pipe holder Screw Screw Heat exchanger 3 5 mm Cross flow fan Set screw Fan motor Body back 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 Back body To re installation Keep the back body horizontally and put the heat exchanger carefully to...

Страница 107: ...urn the power supply off to stop the operation of air conditioner 2 Remove the front panel Remove the 2 fixing screws 3 Remove the electrical part base Remarks Replace terminal block microcomputer ass y and the P C board ass y Microcomputer 107 ...

Страница 108: ...43T39381 220 43T39382 236 43T62365 REFRIGERATION CYCLE ASSY FOR RAV HM801 901KRTP E FOR RAV HM801KRTP TR HOLDER SENSOR PIPE SHIELD HOLDER PIPE PLATE INSTALLATION TERMINAL COVER ASSY WIRELESS REMOCO HOLDER REMOTE CONTROL PACKING SLEEVE PACKING CUSHION RIGHT PACKING CUSHION LEFT OWNER S MANUAL FOR RAV HM561 801 901KRTP E OWNER S MANUAL FOR RAV HM561 801KRTP TR CLAMP BASE ASSY 221 43T44629 FRONT PANE...

Страница 109: ...AND CO Ltd and then place an order for parts to TOSHIBA CARRIER THAILAND CO Ltd Location Part Location Part No No No No 401 43TN9669 405 43T50393 402 43T60448 406 43T50603 403 43T60331 407 43TN9745 TEMPERATURE SENSOR TEMPERATURE SENSOR DISPLAY PC BOARD ASSY 404 43T50392 PC BOARD ASSY MCC 1696 TERMINAL TERMINAL 3P SENSOR THERMOSTAT Description Description 109 ...

Страница 110: ...e number of high concentration buildings however the installation of multi air conditioner systems is on the increase because of the need for effective use of floor space individual control energy conservation by curtailing heat and carrying power etc Most importantly the multi air conditioner system is able to replenish a large amount of refrigerant compared with conventional individual air condi...

Страница 111: ...144 9 MOO 5 BANGKADI INDUSTRIAL PARK TIVANON ROAD TAMBOL BANGKADI AMPHUR MUANG PATHUMTHANI 12000 THAILAND ...

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