Toshiba RAV-GM1101UT-E Service Manual Download Page 92

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13. EXPLODED VIEWS AND PARTS LIST

RAV-RM301SDT-E (TR), RM401SDT-E (TR), RM561SDT-E( TR)

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Summary of Contents for RAV-GM1101UT-E

Page 1: ...FILE NO A10 1812 SERVICE MANUAL AIR CONDITIONER SPLIT TYPE INDOOR UNIT PRINTED IN JAPAN Mar 2018 ToMo Slim Duct type RAV RM301SDT E TR RAV RM401SDT E TR RAV RM561SDT E TR ...

Page 2: ...ing 46 8 2 1 Outline of judgment 46 8 2 2 Others Other than Check Code 48 8 2 3 Check Code List Indoor 49 8 2 4 Diagnostic Procedure for Each Check Code Indoor Unit 52 9 REPLACEMENT OF SERVICE P C BOARD 63 9 1 Indoor Unit 63 10 SETUP AT LOCAL SITE AND OTHERS 68 10 1 Indoor Unit 68 10 1 1 Test Run Setup on Remote Controller 68 10 1 2 Forced Defrost Setup of Remote Controller For wired remote contro...

Page 3: ...he knowledge related to this work The qualified service person 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 with the knowledge related to t...

Page 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 ...

Page 5: ...erature parts You 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 WARNING Moving parts Do not operate unit with grille removed S...

Page 6: ...r the circuit breaker before proceeding with the work When you have noticed that some kind of trouble such as when a check code display has appeared there is a smell of burning abnormal sounds are heard the air conditioner fails to cool or heat or water is leaking has occurred in the air conditioner do not touch the air conditioner yourself but set the circuit breaker to the OFF position and conta...

Page 7: ...rking at heights use a ladder which complies with the ISO 14122 standard and follow the procedure in the ladder fs instructions Also wear a helmet for use in industry as protective gear to undertake the work When working at heights put a sign in place so that no one will approach the work location before proceeding with the work Parts and other objects may fall from above possibly injuring a perso...

Page 8: ... and the service panel of the outdoor unit removed in order to find out exactly where the trouble lies place Keep out signs around the work site before proceeding Third party individuals may enter the work site and receive electric shocks if this warning is not heeded Connect the cut off lead wires with crimp contact etc put the closed end side upward and then apply a water cut method otherwise a ...

Page 9: ...tioner execute vacuuming and then newly recharge the specified amount of liquid refrigerant In this time never charge the refrigerant over the specified amount When recharging the refrigerant in the refrigerating cycle do not mix the other refrigerant into the specified refrigerant If air or others is mixed with the refrigerant abnormal high pressure generates in the refrigerating cycle resulted i...

Page 10: ...aused When the service panel of the outdoor unit is to be opened in order for the fan motor reactor inverter or the areas around these parts to be repaired immediately after the air 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 b...

Page 11: ...he specifications in the installation manual and the stipulations in the local regulations and laws Install the circuit breaker where it can be easily accessed by the agent If you install the unit in a small room take appropriate measures to prevent the refrigerant from exceeding the limit concentration even if it leaks Consult the dealer from whom you purchased the air conditioner when you implem...

Page 12: ...discovered that the fan grille is damaged do not approach the outdoor unit but set the circuit breaker to the OFF position and contact a qualified service person to have the repairs done Do not set the circuit breaker to the ON position until the repairs are completed Relocation Only a qualified installer 1 or qualified service person 1 is allowed to relocate the air conditioner It is dangerous fo...

Page 13: ... 13 Specifications Under 70 dB A Model Sound pressure level dB A Weight kg Cooling Heating RAV RM301SDT E RAV RM401SDT E RAV RM561SDT E RAV RM301SDT TR RAV RM401SDT TR RAV RM561SDT TR 22 22 22 22 22 22 ...

Page 14: ...sure to check for leakage refrigerant or residual refrigerant If the leakage refrigerant comes into contact with fire a poisonous gas may occur or it may cause a fire Keep adequate ventilation during the work 4 When refrigerant gas leaks during work execute ventilation If the leakage refrigerant comes into contact with a fire a poisonous gas may occur or it may cause a fire 5 In places where insta...

Page 15: ...igerant changes and then characteristics of the air conditioner change 3 Pipe Materials For the refrigerant pipes copper pipe and joints are mainly used It is necessary to select the most appropriate pipes to conform to the standard Use clean material in which impurities adhere inside of pipe or joint to a minimum 1 Copper pipe Be sure to select the pipes with copper thickness in the table below s...

Page 16: ...frigerant type may cause not only damage of the equipments but also a fire etc R410A tools available Partly unavailable R410A tools unavailable No Installation service tools Tools Equipment specification 1 Flare tool Clutch type Pipe flaring Use Applicability to R32 air conditioner or not Applicability to R22 air conditioner or not 5 Charge hose High voltage 3 Torque wrench Tightening of flare nut...

Page 17: ...the air conditioner unit 1 Do not mix the other refrigerant or refrigerating oil For the tools exclusive to R410A shapes of all the joints including the service port differ from those of the former refrigerant in order to prevent mixture of them 2 As the use pressure of the R410A refrigerant is high use material thickness of the pipe and tools which are specified for R410A 3 In the installation ti...

Page 18: ...vacuum pump by attaching vacuum pump adapter h c n e r w y e k n o M r o r e n n a p S 8 h c n e r w e u q r o T 2 l l i r d e r o c e l o H 9 r e t t u c e p i P 3 m m 4 e d i s e t i s o p p O h c n e r w n o g a x e H 0 1 r e m a e R 4 e r u s a e m e p a T 1 1 r e d n e b e p i P 5 w a s l a t e M 2 1 l a i v l e v e L 6 7 Screwdriver Also prepare the following equipments for other installatio...

Page 19: ...t External static pressure range Pa Pa W Fan unit Fan Heat exchanger Outer dimension H W D mm Weight kg Power consumption kW Power factor EER Heating Running current A Maximum current Indoor Unit Outdoor Unit Power consumption kW Power factor COP Cooling capacity Rated Min Max 1 kW 5 0 1 2 5 6 5 6 0 9 7 0 1phase 50Hz 230V 220V 240V 7 57 6 94 1 56 93 3 21 7 81 7 15 1 58 93 3 54 13 1 Heating capacit...

Page 20: ... 33 52 48 44 780 678 582 29 4 14 29 44 45 40 36 55 53 48 1phase 50Hz 230V 220V 240V 5 20 4 77 1 03 90 3 50 4 94 4 53 1 00 92 4 00 15 0 7 24 6 63 1 56 98 3 21 6 68 6 12 1 44 98 3 89 13 6 Heat exchanger Outer dimension H W D mm Weight kg Power consumption kW Power factor EER Heating Running current A Maximum current Indoor Unit Outdoor Unit Power consumption kW Power factor COP Cooling capacity Rate...

Page 21: ... Length m Operation Range Cooling C Heating C Max Length m Charge less m Max height difference m Weight kg Outer dimension H W D mm Refrigarant Type Charge weight kg R410A 0 8 33 46 47 61 62 9 5 6 4 R410A 1 4 550 x 780 x 290 39 49 50 64 65 15 to 46 R410A 1 1 40 46 48 63 65 5 30 20 30 15 to 15 12 7 6 4 2 20 15 10 15 to 24 Sound pressure level High M L factory default dB A Sound power level High M L...

Page 22: ... 2 3 4 5 DI DI DI SDI SDI Single Single Single Single Single 1 0 1 5 2 0 1 5 2 0 RAV RM301SDT E RAV RM401SDT E RAV RM561SDT E RAV RM401SDT E RAV RM561SDT E 1 1 1 1 1 RAV SM304ATP E RAV SM404ATP E RAV SM564ATP E RAV SP404ATP E RAV SP564ATP E 1 1 1 1 1 2 5 3 6 5 0 3 6 5 0 3 4 4 0 5 3 4 0 5 6 6 10 5 55 5 06 5 11 5 10 A A B A A 2 5 3 6 5 0 3 6 5 0 4 48 3 88 4 06 3 90 3 83 A A A A A 2 9 3 7 4 4 3 8 5 4...

Page 23: ...cting port 21 21 20 21 19 Space required for installation and servicing Air outlet 5 or more 210 235 50 945 50 250 or more 100 or more or more 2500 Ceiling Service door Ceiling opening or more Floor surface 50 or more 645 Ceiling Air inlet 645 Ceiling Air inlet Service door Ceiling opening Ceiling Air inlet 745 300 or more Service door Ceiling opening Air inlet Service door Ceiling opening VP25 9 ...

Page 24: ...ung up plate Drain pipe connecting port 21 21 20 21 19 Space required for installation and servicing Air outlet 5 or more 210 235 50 945 50 250 or more 100 or more or more 2500 Ceiling Service door Ceiling opening or more Floor surface 50 or more 645 Ceiling Air inlet 645 Ceiling Air inlet Service door Ceiling opening Ceiling Air inlet 745 300 or more Service door Ceiling opening Air inlet Service...

Page 25: ...1 5 BLK Indoor unit Earth screw 3 2 BLK 1 T6 3A 250V F01 1 RED WHT CN20 CN60 WHT YEL CN50 WHT CN61 WHT BLU 2 1 U3 MCC 1440 U4 2 CN51 CN40 1 RED BLU 4 3 5 2 3 1 1 5 3 4 5 3 2 1 FAN DRIVE 4 5 6 2 1 4 3 2 1 6 5 5 4 3 1 2 1 EXCT 1 2 2 Control P C Board for Indoor Unit MCC 1570 F02 T3 15A 250V DC 7V Power supply circuit CN32 DC20V DC15V DC12V 2 1 3 2 WHT CN333 3 4 5 ON CN70 DISP CN72 CN73 External stat...

Page 26: ...RM40 RM56 Fan motor Float switch Drain pump motor TA sensor TC sensor TCJ sensor SWF 280 60 3 FS 0218 102 MDP 1401 Lead wire length 328 mm Vinyl tube Ø6 size lead wire length 1200 mm Vinyl tube Black Ø6 size lead wire length 1200 mm Vinyl tube Red ...

Page 27: ...ling Indoor unit RM40 2 RM56 2 Branch pipe RBC TWP30E2 RBC TWP30E2 A B C D 6 4 12 7 9 5 15 9 6 4 12 7 9 5 15 9 5 SYSTEMATIC REFRIGERATING CYCLE DIAGRAM 5 1 Indoor Unit Single type Combination of 1 indoor unit and 1 outdoor unit Dimension table Twin type Combination of 2 indoor units and 1 outdoor unit Indoor unit Liquid side Outer dia ØB Gas side Outer dia ØA Distributor Strainer incorporated Stra...

Page 28: ... sensor TCJ sensor TC sensor Branch pipe Branch pipe To outdoor unit To outdoor unit Liquid side outer diameter ØC Gas side outer diameter ØD TC sensor TC sensor Liquid side outer diameter ØA Liquid side outer diameter ØA Liquid side outer diameter ØA Gas side outer diameter ØB Gas side outer diameter ØB Gas side outer diameter ØB Indoor unit B Indoor unit C Dimension table Indoor unit Branch pipe...

Page 29: ...ranch pipe 1 Branch pipe 1 Branch pipe 1 Branch pipe 2 Branch pipe 2 Gas side outer diameter ØD To outdoor unit To outdoor unit Liquid side outer diameter ØC Gas side outer diameter ØD Liquid side outer diameter ØE Gas side outer diameter ØF Liquid side outer diameter ØA Liquid side outer diameter ØA Liquid side outer diameter ØA Liquid side outer diameter ØC Liquid side outer diameter ØA Gas side...

Page 30: ...0Pa Upper limit of external static pressure 35Pa Upper limit of external static pressure 20Pa Upper limit of external static pressure 10Pa Low 10Pa Low 20Pa Low 35Pa Low 50Pa High 35Pa Lower limit of external static pressure 50Pa Lower limit of external static pressure 35Pa High 50Pa High 20Pa High 10Pa Standard filter pressure loss Standard air volume 690 m h Lower limit of external static pressu...

Page 31: ...ion of the weekly timer to the sub remote controller is unavailable Same as left 2 3 Follower A B A B Same as left 2 2 Follower A B DC5V DC5V Indoor unit 1 Header Indoor control P C board MCC 1570 Drain pump Indoor fan motor MCU Driver Humidifier output DC12V DC5V DC20V Outside output Remote controller communication circuit Display LCD Function setup Key switch CN2 CN1 3 MCU Display LED Display LC...

Page 32: ...r unit Same as left 2 3 Follower A B Same as left 2 2 Follower A B Indoor unit 1 Header Indoor control P C board MCC 1570 Drain pump Indoor fan motor MCU Driver Humidifier output DC12V DC5V DC20V A B Outside output Remote controller communication circuit Receive circuit Function setup SW Grille up down SW MCU Buzzer Display LED DC5V Temporary operation SW Power circuit Remote controller communicat...

Page 33: ...roller as the master remote controller Same as left 2 3 Follower A B A B A B A B Same as left 2 2 Follower A B DC5V DC5V Indoor unit 1 Header Indoor control P C board MCC 1570 Drain pump Indoor fan motor MCU Driver Humidifier output DC12V DC5V DC20V Outside output Remote controller communication circuit Display LCD Function setup Key switch CN2 CN1 3 MCU Display LED Display LCD LCD driver MCU Powe...

Page 34: ...ation mode is selected Remote controller command STOP FAN COOL DRY HEAT 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 Co...

Page 35: ...ried room temperature value are calculated to obtain the correction value of the frequency command and then the present frequency 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 frequen...

Page 36: ...ation has started select a downward slope for the air speed that is the high position If the temperature is just on the difference boundary the air 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 wo...

Page 37: ...tes with H mode or higher mode for 1 minute after Tc entered in E zone of cool air discharge preventive control Item 7 Remarks Selection of External static pressure CODE No 5d or selection of External static pressure on P C board SW501 0000 0001 0003 OFF OFF SW501 1 2 ON OFF OFF ON Tap COOL HEAT COOL HEAT COOL HEAT HH H H L L LL F1 F2 F3 F4 F5 F6 F7 F8 F9 FA FB FC FD HH H H L L LL HH H H L L LL HH...

Page 38: ... 30 seconds while operation is performed in J zone In K zone time counting is interrupted and the operation is held When I zone is detected the timer is cleared and the operation returns to the normal operation If the commanded frequency becomes S0 because the operation continues in J zone the return temperature A is raised from 5 C to 12 C until I zone is detected and the indoor fan operates with...

Page 39: ... is usually operated 2 If the float switch works while drain pump drives the compressor stops the drain pump continues the operation and a check code is output 3 If the float s 4 The drain pump doesn t stop immediately to decrease the drain water in the drain pan when the cooling operation including Dry operation was stopped and drive the drain pump for five minutes witch works while drain pump st...

Page 40: ... filter reset signal is sent to the remote controller when the specified time 2500H has passed 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 15 Central control mode selection 1 Setting at the cent...

Page 41: ...s function Remarks In a group connection if there is even one combination with other unit This function is not provided is displayed The setup temperature jumps from 18 to 8 17 18 DC motor Power saving 1 When the fan operation has started positioning of thestat or and the rotor are performed Moves slightly with tap sound 2 The motor operates according to the command from the indoor controller Note...

Page 42: ...onal power supply CN309 Yellow AC230V DC fan return CN334 White High ceiling select switch SW501 HA T10 CN61 Yellow DC12V Serial receive LED D14 Orange Serial send LED D15 Green Sub bus communication LED D504 Green Micro computer operation LED D501 Red Optional output CN60 White DC12 Humidifier CN66 White DC12V Fan drive CN32 White DC12V TC sensor CN101 Black DC5V EXCT CN73 Red DC5V Automatic up d...

Page 43: ...remote controller operation stop is performed by input Operation ON Answer back of HA Warning output ON Option output CN60 1 2 3 4 5 6 DC12V Defrost output Open collector Thermostat ON output Open collector Cooling output Open collector Heating output Open collector Fan output Open collector ON when outdoor unit is defrosted ON when real thermostat is on Compressor ON ON when operation mode is coo...

Page 44: ...k in 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 oper...

Page 45: ...ormed 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 a Did you return the cabling to the initial positions b Are connecting cables between indoor unit and receiving unit correct 2 Troubleshooting procedure When th...

Page 46: ...d indoor unit Receiving 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 Wire connection trouble between indoor units Indoor power OFF Communication stop between indoor header and follower or between main and sub indoor twin Miswi...

Page 47: ... trouble Temp sensor TO trouble Sensor trouble of outdoor unit 1 Temp sensor TS trouble Temp sensor TH trouble Temp Sensor miswiring TE TS Indoor EEPR F31 Outdoor EEPROM trouble OM 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...

Page 48: ...on Timer 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 ...

Page 49: ...ystem address Abnormal stop by outside trouble CN80 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 an trouble was detected by temp down of indoor heat exchanger sensor Follower unit in group cannot operate by warning from E03 L03 L07 L08 of header unit Air conditioner op...

Page 50: ...uble 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 cables of remote controller and commun...

Page 51: ...ide Status of air conditioner Stop Stop Automatic reset If center exists operation continues Stop Automatic reset If center 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 contro...

Page 52: ...nnection or contact trouble of connector on harness from terminal block of indoor unit Check power connection of indoor unit Turn on power again Check indoor P C board MCC 1570 Defect Replace Check remote controller P C board Defect Replace Correct as a header unit and a follower unit Check remote controller P C board Defect Replace Correct a header unit a follower unit Remote controller address c...

Page 53: ...nd 3 of terminal blocks 1 2 3 vary Check indoor P C board Defect Replace Check outdoor P C board Defect Replace Check indoor P C board Defect Replace 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 MCC 1570 As shown in the following figure carry out measurement within 20 seconds after the power was turned on B...

Page 54: ... outdoor inter unit cable Serial 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 YES YES YES YES YES YES NO NO NO NO NO 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 addr...

Page 55: ...addresses connected Is there check code on follower unit in main and sub remote controllers Are wiring connections to communication lines U3 and U4 normal Check central controller including network adapter and indoor P C board MCC 1570 Defect Replace Correct wiring connection Correct central control system address Check outside devices Defect Replace Check indoor P C board MCC 1570 Defect Replace ...

Page 56: ...n Is connection of float switch connector Indoor control board CN34 normal Replace TA sensor Correct connection of connector Check the drain pipe etc Replace drain pump Check wiring Replace drain pump and indoor P C board MCC 1570 Correct connection of connector Check indoor P C board MCC 1570 Defect Replace Check and correct wiring and wire circuit YES YES YES YES YES YES YES NO NO O N NO NO NO N...

Page 57: ...should be the resistance value below RM30 RM40 RM56 Approx 70 to 100Ω Is not grounded between cabinet and It should be 10MΩ or more 2 Resistance value confirmation of the fan motor position detection circuit Is not status between Yellow lead and Pink lead opened or shorted The resistance should be approx 5k to 20kΩ 3 Confirmation of the fan motor position detection signal Using a voltage tester me...

Page 58: ... if over DC180V Digital tester Although in some cases the value varied and indicated If the maximum value is DC180V or more it is good article P19 trouble Replace 4 way valve coil Check outdoor P C board Defective Replace Are 1 3 to 1 6k applied to resistance value of 4 way valve coil Check outdoor P C board operation See the following description Check 4 way valve Defective Replace Is operation o...

Page 59: ...eplace TC sensor Check indoor P C board MCC 1570 Defect Replace 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 characteristic table Replace TCJ sensor Check indoor main P C board MCC 1570 Defect Replace YES YES YES YES NO NO NO NO F01 t...

Page 60: ...ion of A and B terminal blocks Correct communication line of remote controller 1 Is connection of connector normal Check power supply transformer on 1 1 model connection interface MCC 1440 Defect Replace Can the other indoor units be normally controlled from the central controller Or is the operation status of indoor unit reflected 1 TCC LINK central CN51 of 1 1 model connection interface TCC LINK...

Page 61: ... during 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 ...

Page 62: ...TA TC TCJ TE TS TO sensors TD TL sensors Temperature C 0 10 20 25 30 40 50 60 70 80 90 100 Resistance value kΩ Minimum value Standard value Maximum value 32 33 33 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 ...

Page 63: ...ttings are correct by checking the indoor unit No Group header unit follower unit settings and perform 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...

Page 64: ... available again 2 P C Board for indoor unit servicing replacement procedures Step 1 Replace the P C board to the P C board for indoor unit servicing At this time perform the same setting of the jumper wire J01 J08 J09 setting cut switch SW501 short circuit connector CN34 as the setting of the P C board before replacement 1 The CODE No for the Indoor unit type and Indoor unit capacity are required...

Page 65: ...remote controller simultaneously for more than 4 seconds In the group control operation 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 swing operation starts if it has the louvers The unit No ALL is displayed if the auto address setting mode is interrupted in 2 step 2 a Step 2...

Page 66: ...or the temperature setting As described above check the setting data and modify to the data put down in 1 Step 8 Repeat the steps 6 and 7 Step 9 After the setting completes push button to return to the normal stop status It takes approx 1 min until the remote control operation is available again The CODE No DN are ranged from 01 to FF The CODE No DN is not limited to be serial No Even after modify...

Page 67: ...ing time Depending on Type 02 Filter pollution level 0000 standard 03 Central control address 0099 Not determined 06 Heating suction temperature shift 0002 2 C 0F Cooling only 0000 Heat pump 10 Type Depending on model type 11 Indoor unit capacity Depending on capacity type 12 System address 0099 Not determined 13 Indoor unit address 0099 Not determined 14 Group address 0099 Not determined 8b Conne...

Page 68: ...r TEST NOTE The outdoor unit does not operate after power has been turned on or for approx 3 minutes after operation has stopped 3 After a Test Run has finished push button again and check that TEST on LC display has gone off To prevent a continuous test run operation 60 minutes timer release function is provided to this remote controller Wireless remote controller In case of wireless remote contr...

Page 69: ...finished the operation returns to the heating operation To execute the defrost operation again start procedure from above item 1 If the forced defrost operation was executed once setting of the above forced defrost operation is cleared 10 1 3 LED Display on P C Board 1 D501 Red It goes on Goes on by operation of the main microcomputer at the same time when the power supply is turned on It flashes ...

Page 70: ...up control is displayed one after the other In this time fan and louver of the selected indoor unit only operate Ø 3 Using the set temperature buttons specify the CODE No DN Ø 4 Using the timer time buttons select the set data Ø 5 Push button OK if indication lights To change the selected indoor unit proceed to Procedure 2 To change item to be set up proceed to Procedure 3 Ø 6 Pushing button retur...

Page 71: ...4 According to capacity type 12 Line address 0001 No 1 unit 0030 No 30 unit to 0099 Unfixed 32 TA sensor selection 0000 Body TA sensor 0001 Remote controller sensor 0000 Body TA sensor 33 Temperature unit select 0000 C at factory shipment 0001 F 0000 10Pa 0003 30Pa Factory default Include standard filter pressure loss 0001 20Pa 0006 50Pa 0000 C 31 Ventilating fan control 0000 Unavailable 0001 Avai...

Page 72: ...ote controller master to sub In case of RBC AMT32E Operation 1 The operation contents can be changed by Last push priority 2 Use a timer on either Master remote controller or Sub remote controller Terminal block for remote controller cables Remote controller cables Procured locally Indoor unit Outdoor unit Remote controller switch Sub Remote controller switch Master Sold separately 2 1 3 2 1 3 B A...

Page 73: ...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 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 memorized Note Repeat above...

Page 74: ...rovided to this model The data value of each item is not the real time but value delayed by a few seconds to ten odd seconds If the combined outdoor unit is one before 2 or 3 series the outdoor unit data 6D 70 72 and 73 are not displayed Operation procedure 1 2 3 4 Returned to usual display 2 4 1 3 SET TIME TIMER SET TEST FILTER RESET TEMP CL FAN SAVE SWING FIX VENT MODE ON OFF UNIT LOUVER Indoor ...

Page 75: ...etup temp of the indoor unit which was set to the header unit is reflected on the remote controller 1 Concealed duct high static pressure type is not set up on the header unit If the Concealed duct high static pressure type is the header unit Operation mode Cooling Heating AUTO HEAT COOL FAN and no DRY Air volume select HIGH When the operation mode is DRY FAN stops in concealed duct high static pr...

Page 76: ... 1 There is no duplicated indoor unit address 2 There is no invalid indoor unit address 3 Individual unit and header follower units are not intermingled 4 Only a unit for individual 5 Header indoor unit and 1 or more follower units for Gr Automatic address judgment Initial communication Usual regular communication By indoor unit which receives power feed from outdoor unit Power ON Gr construction ...

Page 77: ...t Terminal resistance 1 1 model connection interface P C board MCC 1440 Indoor unit 1 1 model connection interface Communication units Total 64 units Communication distance 2000 m CN50 CN41 Terminal block A B Central controller Indoor units in all refrigerant lines Max 64 units If mixed with SMMS Link wiring multi indoor units are included However group follower units of SDI DI series are not incl...

Page 78: ...tomized setup only the setup of terminator is necessary Using SW01 set up the terminator Set up the terminator to only the interface connected to the indoor unit of least line address No No of wires 2 Size Up to 1000m twisted wire 1 25mm2 Up to 2000m twisted wire 2 0mm2 Central control device U1 U3 U2 U4 Central control device U1 U3 1 2 3 U2 U4 Central control devices Max 10 units Refrigerant line...

Page 79: ...ontrol 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 1 Push buttons for 4 seconds or more When group control is executed first the unit No is displayed and all the indoor units in the group control are selected In this time fans of all the selected indoor unit...

Page 80: ...one remote controller with one indoor 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 triple 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 fi...

Page 81: ...nit 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 which configures one of the refrigerating cycles of Twin Triple Double twin Sub unit...

Page 82: ...mation 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 thermo operation synchronized with the master unit The sub unit sends own thermo 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 the line 2 or ...

Page 83: ... 8 units 1 2 Header Master 1 1 1 2 1 1 Follower Sub 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...

Page 84: ...y 1 Push buttons simultaneously for 4 seconds or more 2 Line address Using the temperature setup buttons set 12 to the CODE No 3 Using timer time buttons set the line address 4 Push button OK when display goes on 5 Indoor unit address Using the temperature setup buttons set 13 13 13 13 13 to the CODE No 6 Using timer time buttons set 1 to the line address 7 Push button OK when display goes on 8 Gr...

Page 85: ...l remote controller Group control unit other unit numbers are also displayed every pushing UNIT LOUVER button button of the left side 2 To know the position of indoor unit body by address To confirm the unit No in the group control Follow to the procedure during operation in this procedure the indoor units in group control stop Procedure The indoor unit numbers in the group control are successivel...

Page 86: ...ailure 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 s...

Page 87: ... screws No 1 2 Part name Air Filter Plate inlet A Plate inlet B Procedure 1 Detachment 1 Push knobs 3 positions of the air filter hooks toward the arrow direction to remove the air filter 2 Attachment 1 Insert the air filter surely into the hooking grooves 4 positions at the opposite side of the hooks and then fix it to the original position NOTE In case of sucking system from bottom side installa...

Page 88: ...learance NOTE If there is clearance dust may enter in the electric parts box 1 Detachment 1 Perform works 1 of 2 and 1 of 3 2 Remove clamps and tie wrap at upper part of the photo Drain pump incorporated model 3 positions Natural drain model 2 positions 3 Take off screws fixing E box Ø4 10 2 pcs E box does not fall down under condition that screws are taken off 4 Remove the E box over sheeting met...

Page 89: ...d edge spacer and then remove P C board assembly 2 Attachment 1 Attach P C board assembly to the card edge spacer 2 Using wires connect connectors as before which were disconnected in procedure 1 2 of 5 NOTE Check there is no missing or poor contact of the connectors 1 Detachment 1 Perform work 1 of 2 2 Take off hanging hooks at both sides of the lower fan case to remove fan lower case 3 Remove th...

Page 90: ...ntact of the connectors Check also that the multi blade fan turns surely and smoothly and check together tightening of motor earth 1 Detachment 1 Take off the drain cap and drain the drain water accumulated in the drain pan assembly In case of natural drain model drain the drain water by taking off hose band and drain hose NOTE When taking off drain cap and drain hose be sure receive drain water i...

Page 91: ...pipes are not damaged and then fix it with screws 2 Insert the drain hose into the inlet of drain pump and then fix it with hose band Arrange handle of the hose band at contrary side of heat exchanger side and at direction remote from drain pan assembly 3 Carry out wiring as before and then perform work of procedure 2 of 8 NOTE Finally check whether they correctly operate or not 1 Detachment 1 Rec...

Page 92: ...1SDT E TR 206 203 230 207 235 240 238 242 243 207 217 220 222 216 219 234 205 221 231 203 228 212 214 214 211 201 208 208 224 227 233 225 226 232 213 218 223 236 241 ᵲᵣᵱᵲ 24 5 6 0 1 37 6 59 0 5 2 1 146 219 4 6 4 10 1 6 4 1 TOSHIBA 6 2 4 5 6 5 2 229 C TEST SETTING ADR 239 237 ...

Page 93: ...ON CYCLE ASSY CASE FAN LOWER CASE FAN UPPER PLATE INLET B PAN ASSY DRAIN SOCKET 1 4 IN CAP DRAIN HOSE DRAIN FLANGE BONNET 1 4 IN BAND HOSE AIR FILTER BAND HOSE BUSHING NUT FLARE 1 4 IN NUT FLARE 3 8 IN NUT FLARE 1 2 IN SOCKET 1 2 IN SOCKET 3 8 IN FILTER NOISE SWITCH FLOAT FS 0218 102 PLATE INLET A PUMP DRAIN MDP 1401 BONNET 1 2 IN BONNET 3 8 IN HOLDER SENSOR TS OWNERS MANUAL REMOTE CONTROLLER SX A...

Page 94: ...N CYCLE ASSY CASE FAN LOWER CASE FAN UPPER PLATE INLET B PAN ASSY DRAIN SOCKET 1 4 IN CAP DRAIN HOSE DRAIN FLANGE BONNET 1 4 IN BAND HOSE AIR FILTER BAND HOSE BUSHING NUT FLARE 1 4 IN NUT FLARE 3 8 IN NUT FLARE 1 2 IN SOCKET 1 2 IN SOCKET 3 8 IN FILTER NOISE SWITCH FLOAT FS 0218 102 PLATE INLET A PUMP DRAIN MDP 1401 BONNET 1 2 IN BONNET 3 8 IN HOLDER SENSOR TS OWNERS MANUAL REMOTE CONTROLLER SX A4...

Page 95: ...Location No Part No Q ty Set RAV RM 561SDT E 561SDT TR 401 402 403 404 405 406 407 43050425 43F50426 43160565 43160568 4316V657 43163057 43163058 SENSOR ASSY SERVICE TC F6 SENSOR SERVICE TA TERMINAL BLOCK 3P 20A TERMINAL 2P PC BOARD ASSY MCC 1570 CLAMP DOWN CLAMP UP 2 1 1 1 1 1 1 401SDT E 401SDT TR 2 1 1 1 1 1 1 301SDT E 301SDT TR 2 1 1 1 1 1 1 Description ...

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Toshiba RAV-GM1101UT-E, Service Manual

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