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R410A

PRINTED IN JAPAN, Jun, 2008 ToMo

FILE NO. A07-009

SERVICE MANUAL

AIR-CONDITIONER

SPLIT TYPE

OUTDOOR UNIT <DIGITAL INVERTER>

RAV-SM1603AT-E

RAV-SM1603ATZ-E

RAV-SM1603ATZG-E

INDOOR UNIT <DIGITAL INVERTER>

RAV-SM1403DT-A
RAV-SM1603DT-A

∗

Refer to the Service Manual with File No. A06-010 for Model RAV-SM1403AT-E, and refer to the
Service Manual with File No. A07-003 for Model RAV-SP1403AT-E, respectively.

Содержание RAV-SM1603AT-E

Страница 1: ...TDOOR UNIT DIGITAL INVERTER RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E INDOOR UNIT DIGITAL INVERTER RAV SM1403DT A RAV SM1603DT A Refer to the Service Manual with File No A06 010 for Model RAV SM1403AT E and refer to the Service Manual with File No A07 003 for Model RAV SP1403AT E respectively ...

Страница 2: ...ttempt it yourself The cleaning diagram for the air filter is there for the service person and not for the customer CONTENTS SAFETY CAUTION 4 1 SPECIFICATIONS 9 1 1 Indoor Unit 9 1 2 Outdoor Unit 21 1 3 Operation Characteristic Curve 22 2 CONSTRUCTION VIEWS EXTERNAL VIEWS 23 2 1 Indoor Unit 23 2 2 Outdoor Unit 24 3 SYSTEMATIC REFRIGERATING CYCLE DIAGRAM 27 3 1 Indoor Unit 27 3 2 Outdoor Unit 29 4 ...

Страница 3: ...oor Print Circuit Board 61 8 CIRCUIT CONFIGURATION AND CONTROL SPECIFICATIONS 64 8 1 Outdoor Controls 64 9 INDOOR UNIT TROUBLESHOOTING 69 9 1 Summary ofTroubleshooting 69 9 2 Troubleshooting 70 10 OUTDOOR UNIT TROUBLESHOOTING 83 10 1 Summary ofTroubleshooting 83 10 2 Troubleshooting 85 11 REPLACEMENT OF SERVICE P C BOARD 112 11 1 Indoort Unit 112 12 SETUP AT LOCAL SITE AND OTHERS 116 12 1 Indoor U...

Страница 4: ...r work when an incorrect work has been executed Mark Explanation Indicates prohibited items Forbidden items to do The sentences near an illustrated mark describe the concrete prohibited contents Indicates mandatory items Compulsory items to do The sentences near an illustrated mark describe the concrete mandatory contents Indicates cautions Including danger warning The sentences or illustration ne...

Страница 5: ...ed from one of the former R22 For an air conditioner which uses R410A never use other refrigerant than R410A For an air conditioner which uses other refrigerant R22 etc never use R410A If different types of refrigerant are mixed abnormal high pressure generates in the refrigerating cycle and an injury due to breakage may be caused Do not charge refrigerant additionally If charging refrigerant addi...

Страница 6: ...limit even if the refrigerant leaks If the refrigerant leaks and exceeds the limit density an accident of shortage of oxygen is caused For the installation moving reinstallation work follow to the Installation Manual If an incorrect installation is done a trouble of the refrigerating cycle water leak electric shock or fire is caused After repair work has finished check there is no trouble If check...

Страница 7: ...others do not mix in because pipes are affected by impurities such as water oxide scales oil etc Use the clean pipes Be sure to brazing with flowing nitrogen gas Never use gas other than nitrogen gas 4 For the earth protection use a vacuum pump for air purge 5 R410A refrigerant is azeotropic mixture type refrigerant Therefore use liquid type to charge the refrigerant If using gas for charging comp...

Страница 8: ...serve also for R22 are necessary as the general tools 1 Vacuum pump Use vacuum pump by attaching vacuum pump adapter 7 Screwdriver 2 Torque wrench 8 Spanner or Monkey wrench 3 Pipe cutter 9 Hole core drill 4 Reamer 10 Hexagon wrench Opposite side 4mm 5 Pipe bender 11 Tape measure 6 Level vial 12 Metal saw Also prepare the following equipments for other installation method and run check 1 Clamp met...

Страница 9: ...kg Heat exchanger Fan Standard air flow at 100Pa HH tap m min Fan unit Fan speed Motor W External Standard at HH tap Pa static pressure Range at HH tap Pa Air filter Controller sold separately Sound pressure level H dB A Sound power level H dB A Gas side mm Connecting pipe Liquid side mm Drain port mm SM1403DT A SM1403DT A SM1603DT A SM1403AT E SP1404AT E SM1603AT Z ZG E 12 5 13 0 14 3 14 0 14 0 1...

Страница 10: ...eparately Depth mm Total weight Main unit kg Ceiling panel Sold separately kg Heat exchanger Fan Fan unit Standard air flow H M L m min Motor W Air filter Controller sold separately Sound pressure level H M L dB A Sound power level H M L dB A Gas side mm Connecting pipe Liquid side mm Drain port mm SM1604UT E SM1603AT Z ZG E 14 0 16 0 1 phase 230V 220 240V 50Hz 21 38 19 69 4 49 95 3 12 B 21 20 19 ...

Страница 11: ...61 Energy efficiency class A Fan Turbo fan Fan unit Standard air flow H M L m min 20 5 16 0 13 5 Motor W 20 Sound pressure level H M L dB A 35 31 28 Sound power level H M L dB A 50 46 43 Outdoor unit Power supply 1 phase 230V 220 240V 50Hz Standard length m 7 5 Refrigerant Min length m 5 Max total length m 50 pipe Height Outdoor lower m 30 difference Outdoor higher m 30 Fan Propeller fan Fan unit ...

Страница 12: ...actor 95 COP 3 61 Energy efficiency class A Fan Turbo fan Fan unit Standard air flow H M L m min 17 5 14 5 13 0 Motor W 14 Sound pressure level H M L dB A 32 29 28 Sound power level H M L dB A 47 44 43 Outdoor unit Power supply 1 phase 230V 220 240V 50Hz Standard length m 7 5 Refrigerant Min length m 5 Max total length m 50 pipe Height Outdoor lower m 30 difference Outdoor higher m 30 Fan Propelle...

Страница 13: ...fugal fan Standard air flow H M L m min 19 0 16 2 13 3 Fan unit Motor W 120 External Standard at shipment Pa 40 static pressure Set up for tap exchange Pa 20 40 70 100 Sound pressure level H M L dB A 40 37 34 Sound power level H M L dB A 55 52 49 Outdoor unit Power supply 1 phase 230V 220 240V 50Hz Standard length m 7 5 Refrigerant Min length m 5 Max total length m 50 pipe Height Outdoor lower m 3...

Страница 14: ...entrifugal fan Standard air flow H M L m min 13 0 11 9 9 8 Fan unit Motor W 120 External static pressure Factory setting Pa 40 External static pressure Pa 20 40 70 100 Sound pressure level H M L dB A 40 37 33 Sound power level H M L dB A 55 52 48 Outdoor unit Power supply 1 phase 230V 220 240V 50Hz Standard length m 7 5 Refrigerant Min length m 5 Max total length m 50 pipe Height Outdoor lower m 3...

Страница 15: ...95 COP 3 41 Energy efficiency class Fan Centrifugal fan Fan unit Standard air flow H M L m min 18 5 16 7 14 6 Motor W 60 Sound pressure level H M L dB A 38 36 33 Sound power level H M L dB A 53 51 48 Outdoor unit Power supply 1 phase 230V 220 240V 50Hz Standard length m 7 5 Refrigerant Min length m 5 Max total length m 50 pipe Height Outdoor lower m 30 difference Outdoor higher m 30 Fan Propeller ...

Страница 16: ...or 95 COP 3 41 Energy efficiency class Fan Centrifugal fan Fan unit Standard air flow H M L m min 13 0 11 2 10 0 Motor W 60 Sound pressure level H M L dB A 36 33 30 Sound power level H M L dB A 51 48 45 Outdoor unit Power supply 1 phase 230V 220 240V 50Hz Standard length m 7 5 Refrigerant Min length m 5 Max total length m 50 pipe Height Outdoor lower m 30 difference Outdoor higher m 30 Fan Propell...

Страница 17: ...95 COP 3 21 Energy efficiency class Fan Cross flow fan Fan unit Standard air flow H M L m min 18 5 14 6 12 2 Motor W 30 Sound pressure level H M L dB A 45 41 36 Sound power level H M L dB A 60 56 51 Outdoor unit Power supply 1 phase 230V 220 240V 50Hz Standard length m 7 5 Refrigerant Min length m 5 Max total length m 50 pipe Height Outdoor lower m 30 difference Outdoor higher m 30 Fan Propeller f...

Страница 18: ...ctor 95 COP 3 21 Energy efficiency class Fan Cross flow fan Fan unit Standard air flow H M L m min 14 0 12 5 10 7 Motor W 30 Sound pressure level H M L dB A 39 36 33 Sound power level H M L dB A 54 51 48 Outdoor unit Power supply 1 phase 230V 220 240V 50Hz Standard length m 7 5 Refrigerant Min length m 5 Max total length m 50 pipe Height Outdoor lower m 30 difference Outdoor higher m 30 Fan Propel...

Страница 19: ...kW 4 69 Heating Power factor 95 COP 3 41 Energy efficiency class Fan Turbo fan Fan unit Standard air flow H M L m min 13 3 11 2 9 1 Motor W 60 Sound pressure level H M L dB A 43 39 34 Sound power level H M L dB A 58 54 49 Outdoor unit Power supply 1 phase 230V 220 240V 50Hz Standard length m 7 5 Refrigerant Min length m 5 Max total length m 50 pipe Height Outdoor lower m 30 difference Outdoor high...

Страница 20: ... min 13 0 11 3 9 7 Fan unit Motor W 60 External Standard at shipment Pa 10 static pressure Set up for tap exchange Pa 10 20 35 50 Sound Under air inlet H M L dB A 45 40 36 pressure level Back air inlet H M L dB A 33 31 28 Sound Under air inlet H M L dB A 60 55 51 power level Back air inlet H M L dB A 48 46 43 Outdoor unit Power supply 1 phase 230V 220 240V 50Hz Standard length m 7 5 Refrigerant Mi...

Страница 21: ...Depth mm Appearance Total weight kg Heat exchanger Fan Fan unit Standard air flow m h Motor W Connecting pipe Gas side mm Liquid side mm Sound pressure level Cooling Heating dB A Sound power level Cooling Heating dB A Outside air temperature Cooling C Outside air temperature Heating C RAV SM1603AT Z ZG E 1 phase 230V 220 240V 50Hz Hermetic compressor 3 75 4 3 1 Pulse motor valve 7 5 5 50 40g m 31m...

Страница 22: ...90 95 100 105 32 33 34 35 36 37 38 39 40 41 42 43 Outdoor temp C Capacity ratio 0 10 20 30 40 50 60 70 80 90 100 110 120 14 12 10 8 6 4 2 0 2 4 6 8 10 Outdoor temp C Capacity ratio Conditions Indoor DB20 C Indoor air flow High Pipe length 7 5m Conditions Indoor DB27 C WB19 C Indoor air flow High Pipe length 7 5m Conditions Indoor DB27 C WB19 C Outdoor DB35 C Air flow High Pipe length 7 5m 230V Con...

Страница 23: ...r side 8 Ø7 hole Flange Air outlet side Flange Air inlet side Plug Port for check and clean Drain pipe Adhesive inhibited Check port 400 800 50 or more 100 or more 1300 or more 200 200 or more Service work space Drain trap 704 12 32 52 30 50 950 Bolt pitch 50 50 900 95 1050 965 Bolt pitch 35 50 36 53 72 915 664 25 48 490 25 111 854 85 145 145 20 30 97 50 42 380 271 28 81 600 600 52 52 Air flow Air...

Страница 24: ...00 178 178 80 18 80 18 30 52 70 96 320 39 12 75 200 60 Air inlet port Air inlet port Air outlet port Drain hole Ø28 88 Drain hole Ø25 Mounting bolt hole Ø12 17 long hole Mounting bolt hole Ø12 17 U shape hole B legs Details of A legs Details of B legs A legs Name Note Refrigerant piping hole Indoor Outdoor unit connecting wire inlet hole Power supply inlet hole Ø38 Kockout hole 1 2 Refrigerant pip...

Страница 25: ...0E2 Simultaneous Twin Inner diameter Ø C Inner diameter Ø D Inner diameter Ø D A B Model RBC TWP30E2 Liquid side Gas side TWP50E2 Liquid side Gas side A B C D 36 14 Ø9 5 Ø6 4 43 23 Ø15 9 Ø12 7 34 14 Ø9 5 Ø9 5 44 21 Ø15 9 Ø15 9 ...

Страница 26: ... Ø9 5 External diameter Ø12 7 External diameter Inner diameter Ø25 4 Inner diameter Ø12 7 Inner diameter Ø15 9 Inner diameter Ø9 52 Insulator 300 80 80 100 80 80 100 Ø12 7 Ø15 9 Ø6 4 Ø9 5 100 28 10 46 12 24 6 26 9 100 35 3 pcs 3 pcs 1 pc 1 pc Liquid side Branch pipe assembly Gas side socket Liquid side socket ...

Страница 27: ...ype Outer diameter of refrigerant pipe Gas side ØA Liquid side ØB 15 9 9 5 Model RAV SM DT SM140 160 type Inner dia Length Q ty Ø2 200 3 Ø2 300 1 Ø2 350 2 Ø2 400 1 Dimension table Capillary tube specifications Indoor unit TCJ sensor Air heat exchanger TC sensor Distributor Strainer incorporated Refrigerant pipe at liquid side ØB Refrigerant pipe at gas side ØA To outdoor unit To outdoor unit Heati...

Страница 28: ...nsor Refrigerant pipeat gas side Outer diameter Ø15 9 Distributor To outdoor unit Refrigerant pipeat liquid side Outer diameter Ø9 5 Distributor To outdoor unit Indoor C unit TCJ sensor TC sensor Indoor B unit TCJ sensor Air heat exchanger TC sensor Distributor Strainer incorporated Branch pipe To outdoor unit Indoor A unit TCJ sensor Air heat exchanger TC sensor Distributor Strainer incorporated ...

Страница 29: ...MV Capillary Ø4 Ø3 6 pcs Strainer Strainer Refrigerant pipe at liquid side Ø9 5 Packed valve Refrigerant pipe at gas side Ø15 9 Ball valve Distributor Muffler Muffler Muffler Standard Cooling Overload Low load Standard Heating Overload Low load Pressure MPa kg cm g Pd Ps Pd Ps 2 85 0 83 29 1 8 5 3 41 1 04 34 8 10 6 2 08 0 54 21 2 5 5 2 82 0 66 28 7 6 7 2 44 1 13 24 9 11 5 2 32 0 25 23 7 2 5 Pipe s...

Страница 30: ...2 3 1 2 L N 3 L N A B A B Fuse T10A 250V DP TCJ 1 2 1 2 CN102 RED TC 1 2 1 2 1 2 3 1 2 CN101 BLK CN080 GRN CN073 RED EXCT 1 2 6 5 4 3 2 1 CN070 WHI CN060 WHI CN032 WHI CN061 YEL CN075 WHI CN02 YEL 1 2 3 4 5 6 1 2 3 4 5 6 CN01 WHI TR CN51 RED CN40 BLU Relay terminal Option Wired remote controller P C board for TCC LINK MCC 1440 Power supply circuit CN074 WHI CN050 WHI Fan drive Filter Option Outsid...

Страница 31: ...are unnecessary Wire connection between indoor unit No 1 and No 2 is necessary A B A B 1 2 3 N 1 2 3 L Outdoor unit Indoor unit Wired remote controller Wired remote controller A B A B 1 2 3 N 1 2 3 L Outdoor unit Power supply 220 240V Single phase 50Hz Power supply 220 240V Single phase 50Hz Earth screw Indoor unit No 1 Header A B 1 2 3 Indoor unit No 2 Follower Earth screw Earth screw Earth screw...

Страница 32: ... WHI TS TE TO TD CN604 WHI 1 2 1 2 1 3 1 1 2 1 2 CN804 BLU 1 2 1 2 CN500 BLU 2 2 1 1 3 CN600 WHI CN801 WHI 49C 1 3 1 3 5 5 1 2 3 L N CN02 CN01 CN20 CN21 CN03 P01 CN04 1 1 indicates the terminal block Alphanumeric characters in the cycle indicate the terminal No 2 The two dot chain line indicates the wiring procured locally 3 indicates the P C board 4 For the indoor unit circuit refer to the wiring...

Страница 33: ...694 583 527 45 0 44 5 41 6 35 0 31 6 2 300 2 270 2 250 2 100 1 600 638 631 625 583 513 38 3 37 8 37 5 35 0 30 8 Fan tap Hi Med Low unit m h l s CMM m h l s CMM m h l s CMM Static pressure Pa 30 40 50 100 200 225 250 3 740 3 500 2 800 2 600 2 300 1 038 972 777 722 638 62 3 58 3 46 6 43 3 38 3 3 000 2 970 2 790 2 260 2 000 833 825 775 627 555 50 0 49 5 46 5 37 6 33 3 2 600 2 580 2 550 2 380 1 850 72...

Страница 34: ... SM1603ATZG E No 1 2 3 4 5 6 7 8 9 10 11 12 Parts name Fan motor Compressor Reactor Outdoor temp sensor To sensor Heat exchanger sensor Te sensor Suction temp sensor Ts sensor Discharge temp sensor Td sensor Fuse Switching power Protect Fuse Inverter input Current protect 4 way valve solenoid coil Compressor thermo Protection Coil Pulse Motor Valve Type ICF 280 100 1R DA422A3F 25M CH 65 STF 01AJ50...

Страница 35: ...e may become abnormally high so that a rupture or personal injury may be caused 5 After completion of installation work check to make sure that there is no refrigeration gas leakage If the refrigerant gas leaks into the room coming into contact with fire in the fan driven heater space heater etc a poisonous gas may occur 6 When an air conditioning system charged with a large volume of refrigerant ...

Страница 36: ...be taken to ensure that water or dust does not enter the pipe interior that no other oil other than lubricating oils used in the installed air conditioner is used and that refrigerant does not leak When using lubricating oils in the piping processing use such lubricating oils whose water content has been removed When stored be sure to seal the container with an airtight cap or any other cover 1 Fl...

Страница 37: ...5 0 to 0 5 0 to 0 5 Conventional flare tool R410A 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 Conventional flare tool R22 Clutch type Wing nut type 0 5 to 1 0 1 0 to 1 5 0 5 to 1 0 1 0 to 1 5 0 5 to 1 0 1 5 to 2 0 0 5 to 1 0 1 5 to 2 0 Table 6 2 4 Flare and flare nut dimensions for R410A Table 6 2 5 Flare and flare nut dimension...

Страница 38: ...e flare nut may crack and may be made non removable When choosing the tightening torque comply with values designated by manufacturers Table 6 2 6 shows reference values NOTE When applying oil to the flare surface be sure to use oil designated by the manufacturer If any other oil is used the lubricating oils may deteriorate and cause the compressor to burn out Table 6 2 6 Tightening torque of flar...

Страница 39: ...gerant in the cycle When the compound gauge s pointer has indicated 0 1 Mpa 76 cmHg place the handle Low in the fully closed position and turn off the vacuum pump s power switch Keep the status as it is for 1 to 2 minutes and ensure that the compound gauge s pointer does not return Set the refrigerant cylinder to the electronic balance connect the connecting hose to the cylinder and the connecting...

Страница 40: ...oy mainly composed of silver and copper It is used to join iron copper or copper alloy and is relatively expensive though it excels in solder ability 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 we...

Страница 41: ...efore use a flux which does not contain chlorine 3 When adding water to the flux use water which does not contain chlorine e g distilled water or ion exchange water 4 Remove the flux after brazing 6 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...

Страница 42: ... sparkle remained wear out powder is observed the cause of trouble will occur 8 Installation and removal of the air conditioner are repeated with temporary installation by lease and etc 9 In case that type of the refrigerator oil of the existing air conditioner is other than the following oil Mineral oil Suniso Freol S MS Synthetic oil alkyl benzene HAB Barrel freeze ester series PVE only of ether...

Страница 43: ...ght test Vacuum dry Refrigerant charge Gas leak check In case that the gas pipe Ø19 mm is used for the outdoor unit of SM803 3 HP or higher Gas pipe size of our R410A model 3 to 6 HP is Ø15 9 mm Turn the existing pipe switch on the cycle control P C board of the outdoor unit to ON side At shipment from factory OFF ON for existing pipe Refer to the table below Be sure to set the contents in the tab...

Страница 44: ...to an outdoor unit that does not use refrigerant R22 R410A or R407C The existing pipe must have a wall thickness equal to or larger than the following thickness Never use any pipe with a wall thickness less than these thicknesses due to insufficient pressure capacity Reference outside diameter mm Ø9 5 Ø15 9 Ø19 1 Wall thickness mm 0 8 1 0 1 0 RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E To use ...

Страница 45: ...se the valve and press SW802 for at least one second to stop operation 5 Turn off the power RAV SP1404AT Z ZG E Use the refrigerant recovery switch SW801 on the P C board of the outdoor unit to recover refriger ant when the indoor unit or outdoor unit is moved Procedure 1 Turn on the power of the air conditioner 2 Select the FAN mode for indoor unit operation with the remote controller 3 Set SW804...

Страница 46: ...d on the same level the difference in level should be limited to 0 5m or less 3 Be certain to install Units A and B in the same room Units A and B cannot be operated independently each other Total length L a or L b Pipe length Branch pipe length a b one way Maximum difference between indoor units Refrigerant pipe b a or a b specification Height Between indoor units h Between indoor unit When outdo...

Страница 47: ...rence in level should be limited to 0 5 m or less 3 Be certain to install Units A and B and C in the same room Units A B and C cannot be operated independently each other Total length L a L b L c Pipe length Branch pipe length a b c one way Maximum difference between indoor units Refrigerant pipe a b b c c d specification Height Between indoor units h Between indoor unit When outdoor unit heigher ...

Страница 48: ...ual main piping length kg γ γ γ γ γ Additional refrigerant amount per meter of actual branch piping length kg L Actual length of main piping m a b Actual length of branch piping m CAUTION 1 Be certain to wire the additional refrigerant amount pipe length actual length head and other specification on the nameplate put on the outdoor unit for recording 2 Seal the correct amount of additional refrige...

Страница 49: ... main piping length kg γ γ γ γ γ Additional refrigerant amount per meter of actual branch piping length kg L Actual length of main piping m a b c Actual length of branch piping m CAUTION 1 Be certain to wire the additional refrigerant amount pipe length actual length head and other specification on the nameplate put on the outdoor unit for recording 2 Seal the correct amount of additional refriger...

Страница 50: ... alloy seamless pipes and tubes with 40 mg 10 m or less in the amount of oil stuck on inner walls of pipe and 0 8 mm in pipe wall thickness for diameters 6 4 9 5 and 12 7 mm and 1 0 mm for diameter 15 9 mm Never use pipes of thin wall thickness such as 0 7 mm Between outdoor unit and distributor Unit mm Pipe wall thickness Between distributor and indoor unit Unit mm Pipe wall thickness Pipe side G...

Страница 51: ... than 500 mm in length as the main piping of the branches How to install distributor Restrictions in length of the straight area of the branch pipe main pipe side Provide a straight area of 500 mm or more on the main pipe side of the branch pipe for both gas pipe and liquid pipe sides n Air Purging For the complete information read the installation manual for outdoor units of air conditioner Horiz...

Страница 52: ...ication circuit Remote controller communication circuit DC5V Power supply circuit Power supply circuit DC20V DC5V DC12V Power supply circuit Display part LCD Transformer Transformer Remote controller communication circuit Drain pump Indoor fan motor Indoor control P C board MCC 1403 Driver Driver LCD EEPROM TA sensor TC sensor TCJ sensor Float input AC synchronous signal input circuit Serial send ...

Страница 53: ...r the operation mode is selected Remote controller command STOP FAN COOL HEAT AUTO Control outline Air conditioner stops Fan operation Cooling 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 th...

Страница 54: ...the varied 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 1 The judgment of selecting COOL HEAT is carried out as shown below When 1 5 exceeds against Tsh 10 minutes and ...

Страница 55: ...ion has started or when defrost operation has been cleared the air conditioner operates with L mode or higher mode for 1 minute after Tc entered in A zone of the cooling air discharge preventive control Item 7 5 In automatic cooling heating operation the mode enters in AUTO STOP operation is the cooling air discharge preventive control by Tc Tc Indoor heat exchanger sensor temperature Display AUTO...

Страница 56: ...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 L mode In heating operation the freeze preventive control works if 4 way valve is not exchanged and the following conditions are s...

Страница 57: ...switch works while drain pump stops the compressor stops and the drain pump operates If the float switch keeps operating for approx 4 minutes a check code is output When heating operation stops in some cases the indoor fan operates with L for approx 30 seconds Remarks However this control is ignored in case of the follower unit of the twin Same status as that when thermostat OFF status that the ai...

Страница 58: ... restriction ratio can be set by changing the setup data of Item code DN C2 in the range of 50 to 100 every 1 Setting at shipment 75 Operation and display also are unavailable on the wired remote controller RBC AMT31E and before Carry out setting operation during stop of the unit otherwise the unit stops operation For the setup operation refer to How to set up contents of save operation of Install...

Страница 59: ...1 ON when outdoor unit is defrosted ON when real thermostat is on Compressor ON ON when operation mode is cooling system COOL DRY Cooling Heating automatic cooling ON when operation mode is heating system HEAT Cooling Heating automatic heating ON when indoor fan is on When air cleaner is used OFF while clean operation is performed Generate the warning code L30 continuously for 1 minute and stop th...

Страница 60: ...plug is inserted 1 No function Outside error input TCJ sensor TC2 sensor TCI sensor CHK DISP Used for servicing Optional output Remote controller power supply LED Remote controller inter unit wire Indoor Outdoor communication Also used for communication of the central control system Indoor Outdoor communication Spare EEPROM PMV output Microcomputer operation LED Power transformer Secondary side AC...

Страница 61: ...M1603AT E RAV SM1603ATZ E RAV SM1603ATZG E Inverter P C board MCC 1535 IPDU1 Electrolytic condenser Electrolytic condenser Communication between I F and comp IPDU Between fan IPDU and comp IPDU 5V 12V Reactor Reactor 7V GND Compressor out put ...

Страница 62: ... 62 Noise filter P C board MCC 1551 ...

Страница 63: ...munication signal To MCC 1535 CN800 TS sensor CN605 Not use CN804 TE sensor CN604 TO sensor CN601 TD sensor CN600 Fan motor 1 Upper output CN301 Fan motor 1 Upper revolution CN300 DC15V input To MCC 1535 CN04 DC320V input To MCC 1535 CN03 Serial signal To terminal block CN02 AC input To MCC 1535 CN01 4 way valve CN700 Fan motor 2 Lower revolution CN302 Fan motor 2 Lower output CN303 MCC 1531 ...

Страница 64: ...11 106 100 95 90 a b c d e TD C Error stop P03 display with 4 times of error counts As command is Frequency down Frequency holding Frequency slow up Up to command I1 I1 0 5 Current A Frequency down Normal operation Hold Hold 8 CIRCUIT CONFIGURATION AND CONTROL SPECIFICATIONS 8 1 Outdoor Controls 8 1 1 Outline of Main Controls 1 Pulse Motor Valve PMV control 1 For PMV with 45 to 500 pulses during o...

Страница 65: ...the following table After then the fan is controlled by TE sensor temperature S Considering a case that TE sensor has come out of the holder the fan is controlled so that revolution frequency of the fan increases regardless of TE if temperature of TD sensor has risen The operation frequency differs according to the model type SM160 a b 37 34 1 tap 20 seconds rpm hold 1 tap 20 seconds Operation wit...

Страница 66: ...efrigerant inside of the compressor 2 As usual turn on power of the compressor for the specified time before a test run after installation otherwise a trouble of the compressor may be caused As same as a test run it is recommended to turn on power of the compressor beforehand when starting operation after power of the compressor has been interrupted for a long time 3 A judgment for electricity is ...

Страница 67: ... 10 is detected determine it as an error Do not restart the compressor The error P04 is displayed 6 After restart of the compressor control the current release by lowering control value by 70 to 90 for minimum 30 minutes or more 8 Over current protective control 1 When the over current protective circuit detected an abnormal current stop the compressor 2 Restart the compressor 2 minutes and 30 sec...

Страница 68: ...e compressor and the outdoor fan start heating operation after stopped for approx 50 seconds Start of heating operation The minimum TE value between 10 and 15 minutes after heating operation has started is stored in memory as TE0 0 10 15 c b a d min TE C 5 10 13 18 A zone A zone B zone B zone C zone C zone D zone D zone A zone B zone C zone D zone A zone B zone C zone D zone Defrost operation is p...

Страница 69: ...tate or air volume changes Does not high temperature release operation control work 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 t...

Страница 70: ...reset continuation Check code indication TCC LINK central Wired remote controller E03 E04 E08 E10 E18 F01 F02 F10 F29 L03 L07 L08 L09 L20 L30 P01 P10 P19 P31 Representative defective position Regular communication error between indoor and remote controller Indoor Outdoor serial error Duplicated indoor addresses Communication error between indoor MCU Regular communication error between indoor maste...

Страница 71: ...detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is dete...

Страница 72: ...ntroller side Status of air conditioner Stop Stop Automatic reset If center exists operation continues Stop Automatic reset If center exists operation continues Stop Sub unit continues operation Stop Automatic reset Continues By remote controller Continuation Stop According to each case Condition Displayed when error is detected Displayed when error is detected Displayed when error is detected Dis...

Страница 73: ...onnection or contact error 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 1403 Defect Replace Check remote controller P C board Defect Replace Correct as a master unit and a follower unit Check remote controller P C board Defect Replace Correct a master unit a follower unit Remote controller address co...

Страница 74: ...502 Orange LED flash after power supply turned on again Check indoor P C board Defect Replace Check indoor control P C board MCC 1403 Defect Replace Check power supply voltage Correct lines Check and eliminate noise etc 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 Item code 14...

Страница 75: ...r 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 error E08 L03 L07 L08 error E08 Duplicated indoor unit No L03 There are 2 or more master units in a group control L07 There is 1 or more group address...

Страница 76: ...b remote controller 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 1403 Defect Replace Correct wiring connection Correct central control system address Check indoor P C board MCC 1403 Defect Replace Check outside devices Defect Replace Check indoor P C board MCC 1403 Defec...

Страница 77: ... 1 and 2 at drain pump unit side shorted Resistance value 0 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 1403 Correct connection of connector Check indoor P C board MCC 1403 Defect Replace Check and correct wiring and wir...

Страница 78: ...heck by tester Analog tester Good if over DC200V Digital tester Good if Max value is over DC200V though the varied value may be displayed Check outdoor P C board Defect replace Replace coil of 4 way valve Temperature sensor check TE sensor CN601 TS sensor CN600 Indoor TC sensor Defect Correct and repair Is the coil resistance value of 4 way valve between 1 3 and 1 6kΩ Check operation of outdoor P ...

Страница 79: ...haracteristic table Replace TC sensor Check indoor P C board MCC 1403 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 1403 Defect Replace YES YES YES ...

Страница 80: ...B terminal blocks Correct communication line of remote controller 1 Is connection of connector normal Check power supply transformer on TCC LINK adapter P C board 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 TCC LINK adapter P C board MCC 1440 and CN050 of indoor ...

Страница 81: ...ated 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 97 error is displayed on the central controller P31 error Follower indoor unit When the master unit of a group operation detected E03 L03 L07 or L08 e...

Страница 82: ...13 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 52 97 37 93 40 22 42 59 25 12 26 55 28 03 17 00 17 92 18 86 11 74 12 34 12 95 8 269 8 668 9 074 5 925 6 195 6 470 4 321 4 507 4 696 3 205 3 336 3 468 Temperature sensor...

Страница 83: ...ol work 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 th...

Страница 84: ...ease operation control work 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 forced operation performed 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 ...

Страница 85: ...E03 E08 E09 E10 E18 E04 P01 P10 P12 P03 P04 P19 P31 Cause of trouble occurrence Power supply OFF or miswiring between receiving unit and indoor unit Receiving error Receiving unit Miswiring or wire connection error Sending error Communication stop between receiving unit and indoor unit Duplicated indoor unit No Setup error Duplicated master units of remote controller Communication error between CP...

Страница 86: ...Indoor unit sensor error Heat exchanger sensor TA error Discharge temp sensor TD error Temp sensor TE TS error Sensor error of outdoor unit 1 Temp sensor TO error Indoor EEPROM error Compressor break down Compressor lock Outdoor compressor system error 1 Current detection circuit error Outdoor unit low pressure system error Duplicated master indoor units There is indoor unit of group connection AU...

Страница 87: ...tion block of Operation Timer and Ready is displayed New check code Alphabet decimal 2 digits Many classifications for communication and defective setting Communication defective setting 4 types indoor protection outdoor protection sensor compressor protection etc Used characters Characteristics of code classification Block display Existing check code Hexadecimal 2 digits Few classifications for c...

Страница 88: ...oor Indoor Indoor Outdoor Indoor Outdoor Explanation of error contents Open Short of discharge temp sensor was detected Open Short of heat exchanger temp sensor was detected Miswiring between TE sensor and TS sensor Open Short of outside temp sensor was detected When reached min Hz by current release control short circuited current Idc after DC excitation was detected Compressor lock was detected ...

Страница 89: ... Detection Indoor Indoor Indoor Indoor Indoor Indoor Indoor Indoor Network adapter Network adapter Center Network adapter Center Network adapter Explanation of error contents Open Short of heat exchanger TCJ was detected Open Short of heat exchanger TC was detected Open Short of room temp TA was detected EEPROM error Other error may be detected If no error automatic address is repeated Indoor AC f...

Страница 90: ...detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Judgment and measures 1 Chec...

Страница 91: ...tioner Stop Stop Automatic reset If center exists operation continues Stop Automatic reset If center exists operation continues Stop Sub unit continues operation Stop Automatic reset Continues Continues By remote controller Continuation Stop According to each case Condition Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is de...

Страница 92: ...tected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Judgment anAd measures 1 Check discharge temp sensor TD 2 Check outdoor P C board 1 Check temp s...

Страница 93: ... D800 D801 D802 D803 Red Yellow Yellow Yellow For error display refer to on the next page During timer short l l l During pump down operation l Protective operation count Normal time Count 1 l l Count2 Count 3 l Under backup control Count 4 Count 5 l Count 6 Count 7 Protective operation PMV opening data Lower 4 bits data When this LED lights When this LED lights When this LED lights When this LED ...

Страница 94: ... off Go on Cycle control P C board LED indication D800 D801 D802 D803 l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l Cause Heat exchanger sensor TE error Suction sensor TS error Discharge sensor TD error Thermostat for compressor activated Outdoor temperature sensor TO error DC outdoor fan error Upper side DC outdoor fan error Lower side Communication error between IPD...

Страница 95: ...o disconnection or contact error 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 master unit and a sub unit Check remote controller P C board Defect Replace Correct a master unit a sub unit Remote controller address connec...

Страница 96: ...outdoor unit operate Is setup of group address correct Does case thermo operate Is case thermo CN500 connected Is power DC280V supplied to CDB CN03 Are 1 2 3 inter unit cables normal Are connections from connectors of inter terminal blocks 1 2 3 of indoor outdoor units normal Is DC280V applied between terminals of the electrolytic condenser of IPDU main circuit Does voltage between 2 and 3 of inte...

Страница 97: ...tdoor 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 E10 error E18 error E08 L03 L07 L08 error E08 Duplicated indoor unit No L03 There are 2 or more master units in a group control L07 There is 1 or more group a...

Страница 98: ...ler 98 displayed Is the indoor remote controller L20 displayed Is not the multiple same central control system addresses connected Is not yet capacity setting of indoor unit set up Are wiring connections to communication lines X and Y normal Set capacity data of indoor unit Setup item code DN 11 Check indoor P C board Defect Replace Correct wiring connection Correct central control system address ...

Страница 99: ...there mechanical lock of the fan motor Is there check code on the follower unit of main sub remote controllers Isn t there any connection error disconnection of CN076 connector Check indoor P C board Defect à Replace Correct wiring circuit of the connector connection Replace condenser Replace fan motor YES YES YES YES YES NO NO NO NO NO b7 error Central controller P01 error ...

Страница 100: ...e value and temperature Characteristics 1 Is power of drain pump turned on 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 Correct connection of connector Check and correct wiring and wire circuit Check indoor P C board Defect Replace YES YES YES YES YES YES YES NO NO...

Страница 101: ...ld be the resistance value below SM56 SM80 Approx 70 to 100Ω SM110 SM140 SM160 Approx 27 to 40Ω 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...

Страница 102: ... connection of connector Normal fan motor Defective CDB P C board NO NO NO YES YES YES YES CN301 CN303 CN300 The status that the resistance values between leads below are 12 to 22Ω Between 1 Red lead and 2 White lead Between 2 White lead and 3 Black lead Between 3 Black lead and 1 Red lead of motor winding of connector CN301 CN303 NOTE However GND circuit error inside of the motor is rarely detect...

Страница 103: ...valve normal Is 4 way valve coil terminal 200V 4 way valve coil conduction Are characteristics of TC sensor resistance value normal Is flow of refrigerant by electron expansion valve normal Is circuit cable normal Connection of CN01 on CDB and CN13 on IPDU Both connectors are Red NO NO NO NO NO NO NO NO YES YES YES YES YES YES YES YES Defect Normal Refer to 10 2 6 Relational graph of temperature s...

Страница 104: ...ck indoor P C board Defect Replace Is power voltage normal Is compressor normal 14 error does not occur during operation when 3P connector of compressor is not connected Are connections of cabling connector normal Are characteristics of TCJ sensor resistance value normal Is connection of TCJ sensor connector Indoor P C board CN102 normal NO NO NO NO NO NO YES YES YES YES YES YES Refer to 10 2 6 Re...

Страница 105: ...D sensor Check control P C board Defect Replace Refer to relational graph of temperature sensor resistance value and temperature Characteristics 4 Are connections of TE TS sensor connectors of CDB CN604 CN605 normal Are characteristics of TE TS sensor resistance values normal Is connection of TD sensor connector of CDB CN600 normal Are characteristics of TD sensor resistance value normal Is not wi...

Страница 106: ...eristics 5 Is connection of TO sensor connector of CDB CN601 normal Are characteristics of TO sensor resistance value normal Check and correct circuit cabling such as cabling to compressor phase missing and connector Is power voltage normal Is compressor normal Are connections of cable connector normal Is there no slackened refrigerant Does electron expansion valve normally operate Is there no abn...

Страница 107: ... cause Check IPDU Defect Replace Is power voltage normal Is not abnormal overload Is not abnormal overload Is charged refrigerant amount normal Are connections of cable connector normal Is protective control such as discharge temprelease control normal Are characteristics of TD sensor resistance value normal NO NO NO NO NO NO NO YES YES YES YES YES YES YES Refer to 10 2 6 Relational graph of tempe...

Страница 108: ...operation by TE sensor normal Check charged refrigerant amount Check liquid gas valves Check abnormal overload Correct connection of cabling connector Replace fan motor Check TE sensor Defect Replace Correct connection of connector Replace TD TO and TC sensors Check CDB Defect Replace Check TE TC TS sensors Replace electron expansion valve Correct coming off NO NO NO NO NO NO NO YES YES YES YES YE...

Страница 109: ...y wire Is the main power supply electrified Did a power failure occur Is there noise source etc Are A and B communication lines normal Are X and Y communication lines normal Can indoor unit be normally controlled from the remote controller Is the network address changed from the remote controller Does the network adapter P C board LED D01 go on Are CN01 CN02 and CN03 of the network adapter P C boa...

Страница 110: ... the indoor unit P C board during operation of the air conditioner Replace the service P C board If EEPROM has not been inserted when the power was turned on or if EEPROM data never be read written the automatic address mode is repeated In this time the central controller displays 97 error Power ON SET is displayed on main remote controller SET goes off LED D02 on indoor unit P C board flashes wit...

Страница 111: ... 50 C or higher Resistance kΩ 10 C or higher 20 200 20 10 0 10 20 50 30 40 50 60 70 100 40 30 10 20 10 0 0 10 10 0 20 10 30 20 40 30 50 40 60 30 20 10 0 10 20 30 40 50 60 70 80 90 100 50 60 70 200 100 100 0 0 20 10 10 0 0 Temperature C Resistance kΩ Resistance kΩ 200 100 150 50 0 20 10 5 15 0 TE TO TS sensor Caracteristics 3 TA sensor Caracteristics 1 TC TCJ sensor Caracteristics 2 TD sensor Carac...

Страница 112: ...r reset for all indoor units connected to the remote control when the group operation control is performed CASE 2 Before replacement the indoor unit cannot be turned on or the wired remote controller operation is impossible due to trouble of the power supply circuit to the remote controller Defective P C board Replacement of EEPROM Remove EEPROM installed on the P C board before replacement and th...

Страница 113: ...which cooling system the indoor unit belongs to or whether the indoor unit works as the header unit or the follower unit in the group control operation 1 Setting data read out from EEPROM The setting data modified on the site other than factory set value stored in the EEPROM shall be read out Step 1 Push SET CL and TEST button on the remote controller simultaneously for more than 4 seconds When th...

Страница 114: ...he setting data is displayed 4 Change the CODE No DN to by pushing buttons for the temperature setting 5 Select the capacity by pushing buttons for the timer setting For example 80 Type is set to 0012 Refer to table 3 6 Push SET button The setting completes if the setting data are displayed 7 Return to the normal stop status by pushing TEST button Approx 1 minute is needed to start operation of th...

Страница 115: ...trol Timer setting wired remote controller Setting data Factory set value Depending on Type 0000 standard 0099 Not determined 0002 2 C flooring installation type 0 0000 Heat pump Depending on model type Depending on capacity type 0099 Not determined 0099 Not determined 0099 Not determined 0003 3 deg Ts 1 5 0000 None 0000 Thermo ON 0000 Not available 0000 Body sensor 0003 Humidifier ON Pump OFF 000...

Страница 116: ...ed remote controller only Preparation in advance 1 Push TEST SET CL buttons simultaneously for 4 seconds or more on the remote controller Push buttons while the air conditioner stops The first displayed unit No is the master indoor unit address in the group control 2 Every pushing UNIT button the indoor unit No in the group control is displayed one after the other Select a main indoor unit outdoor...

Страница 117: ... unit address in the group control In this time fan and louver of the selected indoor unit operate ò 2 Every pushing UNIT LOUVER button button at left side the indoor unit No in the group control is displayed one after the other In this time fan and louver of the selected indoor unit only operate ò 3 Using the set temperature TEMP buttons specify the item code DN ò 4 Using the timer time TIME butt...

Страница 118: ...30 No 30 unit 0001 No 1 unit to 0064 No 64 unit 0000 Individual 0001 Master unit in group 0002 Follower unit in group 0000 0 deg to 0010 10 deg Cool heat are reversed with Data value 2 against the set temperature 0000 None 0001 Provided 0000 Filter input 0001 Alarm input 0002 Humidifier input Air cleaner etc 0000 Indoor thermostat ON 0001 ON receiving output of outdoor compressor 0000 Impossible 0...

Страница 119: ...t Remote controller switch Sub Remote controller switch Master Sold separately 2 1 3 2 1 3 B A B A B A Sold separately Terminal block for remote controller cables Indoor unit 1 Outdoor unit Remote controller switch Sub Remote controller switch Master Sold separately 2 1 3 2 1 3 B A B A B A Indoor unit 2 2 1 3 B A Sold separately Remote controller inter unit wire Procured locally Inter unit wiring ...

Страница 120: ... sign time Indoor discharge temperature 1 Unit C C C C rpm 100h 1h C Outdoor unit data Item code 60 61 62 63 65 6A 6D 70 72 73 F1 Data name Outdoor heat exchanger Coil temperature TE Outside temperature TO Compressor discharge temperature TD Compressor suction temperature TS Heat sink temperature THS Operation current 1 10 Outdoor heat exchanger Coil temperature TL Compressor operation frequency O...

Страница 121: ...ote controller The setup range Operation mode Air volume select Setup temp of the indoor unit which was set to the master unit is reflected on the remote controller 1 Concealed duct RAV SMXXXDT is not set up on the master unit If the Concealed duct is the master 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 duct...

Страница 122: ...s Normal Gr normal 1 There is no duplicated indoor unit address 2 There is no invalid indoor unit address 3 Individual unit and master sub units are not intermingled 4 Only a unit for individual 5 A master indoor unit and 1 or more sub indoor units for Gr Automatic address judgment Initial communication Usual regular communication By indoor unit which receives power feed from outdoor unit Power ON...

Страница 123: ...n circuit Terminal resistance TCC LINK adapter P C board MCC 1440 Indoor unit TCC LINK Communication units Total 64 units Communication distance 2000 m CN050 CN041 Terminal block A B Central controller Indoor units in all refrigerant lines Max 64 units If mixed with multi model Link wiring multi indoor units are included However group sub units and twin triple sub units of customized setup are not...

Страница 124: ...y Remote controller Indoor outdoor inter unit wire AC230V serial Central control system wiring Master unit Master unit Sub unit Sub unit Sub unit Wiring for No 1 and 2 only Remote controller Remote controller Remote controller Remote controller Remote controller wiring Group operation Max 8 units Twin Triple operation Example of triple OFF at shipment from factory OFF at shipment from factory Line...

Страница 125: ...it No is displayed and all the indoor units in the group control are selected In this time fans of all the selected indoor units are turned on Fig 1 Keep displayed status without pushing UNIT LOUVER button In case of individual remote controller which is not group controlled Line address and Indoor unit address are displayed 2 Using temperature setup TEMP buttons specify item code 3 Using timer ti...

Страница 126: ...tton for 4 seconds or more ò 2 In the frame at left side of the remote controller screen the lighting set contents are displayed During unset time At shipment from factory is displayed ò 3 After lighting display for 3 seconds the display automatically disappears If any button is pushed during display immediately the display disappears and then the pushed button is displayed ...

Страница 127: ... and an indoor unit are connected or when an outdoor unit is connected to each indoor unit respectively in the group operation even if multiple refrigerant lines are provided the automatic address setup completes with power ON of the outdoor unit The operation of the remote controller is not accepted while automatic address works Approx 4 to 5 minutes When the following addresses are not stored in...

Страница 128: ...esponse to demand of service data Header unit Representative unit Master Twin This unit communicates with the indoor unit follower which serial communicates with the outdoor units and sends receives signal Command from compressor to from the outdoor 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...

Страница 129: ... the follower unit Follower unit The follower unit receives the indoor unit data from the header With identical line address indoor outdoor serial and then performs the thermo operation synchronized with the header unit The follower unit sends own thermo ON OFF demand to the header unit Example No 1 1 header unit sends receives signal to from No 1 2 and No 1 3 follower units It is not influenced b...

Страница 130: ...1 2 Sub Header 1 1 1 2 1 3 1 3 Master Follower 1 1 Sub Follower 1 1 Individual Master Header Max 8 units 1 2 Master Header 1 1 1 2 1 1 Sub Follower 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 Cha...

Страница 131: ...g from Remote Controller 1 Push SET CL TEST buttons simultaneously for 4 seconds or more 2 Line address Using the temperature setup buttons set 12 to the item code 3 Using timer time buttons set the line address 4 Push SET button OK when display goes on 5 Indoor unit address Using the temperature setup buttons set 13 to the item code 6 Using timer time buttons set 1 to the line address 7 Push SET ...

Страница 132: ... remote controller Group control unit other unit numbers are also displayed every pushing UNIT LOUVER button 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 successively displayed and fan louve...

Страница 133: ...Be sure to place the heat exchanger at safe and flat place and then start the work Necessarily put gloves when starting the work Working with the naked hands may cause injury on the hands 1 Decomposition drawing for the parts replacement of heat exchanger and drain pan No 1 Work procedure Remove the top plate Note Remove the top plate carefully so that corners of the foaming part of the inner plat...

Страница 134: ... and 3 Note Remove the side plates so as not to damage the pipe cover Take off the shield plate from the heat exchanger Pull up the heat exchanger 1 Take off the pipe fixing bracket at liquid side Note Take off the bracket and heat exchanger carefully so that insulator materials of the foaming part and side plates are not chipped off Foaming part Right side plate 2 Right side plate 3 Shield plate ...

Страница 135: ...plate 2 Take off the inner foaming which is fit into between the fan base and the drain pan Note Remove them carefully so that corners of the inner foaming part are not chipped off by being caught Remove the drain pan Note Remove the drain pan carefully so that the foaming part or drain socket part of the drain pan are not chipped off or damaged Drain shield plate Pipe fixing bracket 1 Left side p...

Страница 136: ...sarily put gloves when starting the work Working with the naked hands may cause injury on the hands When taking out the fan motor from the main unit and put it tentatively in the ceiling and others set it at a place durable the motor weight otherwise a fall may be caused 3 Decomposition drawing for the parts replacement of fan motor 4 How to replace the parts No 1 Work procedure Remove the electri...

Страница 137: ...fan case Side face and the mounting leg 1 First remove the mounting leg fixed to the fan case Side face 2 Next remove the fan case Side face Note When taking out the fan case Side face do not damage the foaming parts Remove the Silocco fan 1 When removing the Silocco fan loosen the set screw which fixes it to the fan motor shaft part pull it toward you and then remove it from the shaft L shape hex...

Страница 138: ...ilocco fan mounting position Reinforcing plate Pull the motor mounting plate toward you while pushing it to the frame Be careful not to drop it Motor mounting plate Frame Bell mouth Bell mouth Motor mounting plate 15 Removed Silocco fan Front side 8 9 Take off the screws which fix the bell mouth at the rear side of the motor and also take off the screws of the motor mounting plate of the mounted f...

Страница 139: ...sensor from the backward direction 2 TCJ sensor TCJ sensor can be mounted and fixed by entering the sensor into the sensor holder and then push the holder including the sensor on the pipes 3 TA sensor Remove TA sensor together with the holder because the work space is narrow If remounting of the holder is difficult direct the sensor receiving part to the suction port and then mount and fix the sen...

Страница 140: ...acing remove the right side plates and the shielding plate and then carry on the work Explanatory drawing Insert the connectors into the specified positions on P C board Check carefully the directions on P C board so that wrong insertion is not done TA sensor CN104 Yellow TC sensor CN101 Black TCJ sensor CN102 Red Explanatory drawing CN102 Red White CN101 CN104 ...

Страница 141: ...ng the bundling band procured locally along the crossover pipe so that they do not come to contact with the compressor valve at gas side pipe at gas side and discharge pipe 3 Attach the front panel Hexagonal screws Ø4 10 2 pcs Remarks 1 Detachment 1 Carry out work of 1 of 1 2 Remove screws for the air outlet cabinet and the partition board ST1T Ø4 8 4 pcs 3 Remove screws for the air outlet cabinet...

Страница 142: ...f 1 3 and 4 2 Remove the lead wire connected to the noise filter board Power supply crossover wire fuse crossover wire terminal block crossover wire 3 Remove the earth screw BT2T Ø4 6 1 pc 4 Remove the noise filter board Supporter 4 positions 5 Attach a new noise filter board Upside of fan motor 4 way valve coil connector Serial crossover wire connector Upper fan motor connector Power supply conne...

Страница 143: ...lead of the fan motor lead of reactor 6 Remove the fixing screws for the electric parts box A BT2T Ø4 6 7 pcs 7 Remove the noise filter 8 Remove the lead wires connected to the electrolytic condenser Hexagonal bolt Ø5 12 2 pcs 9 Remove screw of the condenser mounting band BT2T Ø4 6 1 pc 10 Remove the electrolytic condenser 11 Mount a new electrolytic condenser Electric parts box A Terminal block F...

Страница 144: ... Pull up the electric parts box to separate the unit at CDB side 11 Remove the compressor lead wire 12 Remove IGPT fixing screws B Ø4 15 2 pcs 13 Remove screws which fix the P C board TT2P Ø3 18 2 pcs 14 Remove IPDU P C board Supporter 2 positions 15 Remove lead wires connected to P C board 16 Mount a new IPDU P C board Apply silicon grease to surface to be contacted with IGBT heat sink Electric p...

Страница 145: ...embly has heavy weight 9kg be careful for handling it 6 Remove the reactor cover ST1T Ø4 10 6 pcs Note The lead wires pass through the square hole of the rector cover Therefore pay attention so that lead wires are not damaged by edge when they are pulled out 7 Remove the reactor ST1T Ø4 10 4 pcs Bundling band Bundling band Bundling band Reactor lead Reactor lead Reactor lead Reactor cover A Reacto...

Страница 146: ...ttach the fan motor lead fixing rubber to the partition plate so that the projection is set at the refrigerating cycle side Stick the sealing material which is wound around the upper fan motor lead wires at the position 550mm from the connector part After replacement of the fan motor and after piping work confirm that the fan motor lead wires do not come to contact with the propeller fan Be sure t...

Страница 147: ...RNINGX In case of removing the piping by broiling the welded part with a burner if there is oil in the pipe it may burst into flames at the moment that wax melted so take sufficient care X CAUTIONX Note so that the flame does not catch the 4 way valve and PMV A malfunction may be caused 11 Pull off the discharge pipe and the suction pipe of the refrigerating cycle upward 12 Remove the compressor n...

Страница 148: ...Add the refrigerant amount determined by the pipe length from the charge port of the valve Pass through sound insulation plate rolling out between suction pipe and header pipe Put the end of sound insulation plate rolling out on the other end at this position Header pipe Header pipe Suction pipe Suction pipe Discharge pipe Pass through sound insulation plate rolling in between compressor and disch...

Страница 149: ...the coil from the PMV main unit 2 Attachment 1 Surely match the positioning projection of the coil with the concave part of PMV main unit and then fix it 1 Detachment 1 Carry out works of item 1 of 1 and work of 2 XREQUIREMENTX To prevent scratch on the product carry out the work on cardboard cloth etc 2 Remove the discharge port cabinet and then put on it so that the fan guard side directs downwa...

Страница 150: ... 150 15 EXPLODED VIEWS AND PARTS LIST 15 1 Indoor Unit RAV SM1403DT A RAV SM1603DT A 203 202 206 210 214 216 215 201 212 213 208 204 207 211 205 207 209 213 ...

Страница 151: ...uth 208 43139154 Band Motor Left 209 43139155 Band Motor Right 210 43179135 Band Hose 37 40 211 431S8089 Owner s Manual 212 4314J404 Refrigeration Cycle Ass y 213 43122118 Case Ass y Fan 214 43166011 Remote Controller SX A4EE 215 43166004 Remote Controller SX A11JE2 216 43166005 Remote Controller EX W2JE2 Model Name RAV SM1403DT A RAV SM1603DT A 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 1 1 1 1 1 1 2 2 ...

Страница 152: ...3 AC220 240V 407 43160565 Terminal Block 3P AC250V 20A 408 43160568 Terminal 2P AC30V DC42V 1A 409 43160575 Terminal Block 2P AC300V 20A 410 43160577 Fuse 10A 411 4316V345 P C Board Ass y MCC 1520 412 4316V369 P C Board Ass y MCC 1403 220 240V 413 43155215 Capacitor AC450V 10MFD Model Name RAV SM1403DT A RAV SM1603DT A 2 2 1 1 1 1 1 3 3 1 1 1 1 1 1 1 1 1 1 1 1 1 1 RAV SM1403DT A RAV SM1603DT A 412...

Страница 153: ... 153 15 2 Outdoor Unit RAV SM1603AT E RAV SM1603ATZ E RAV SM1603ATZG E 14 11 10 12 19 38 39 15 20 22 2 41 1 40 21 5 23 17 18 28 35 34 4 25 27 37 3 24 31 33 26 32 16 6 9 13 30 29 42 7 8 36 ...

Страница 154: ...6687 Valve 4 Way STF 0401G 27 43146724 Valve Ball SBV JA5GTC 1 RoHs 28 43148170 Accumulator Ass y 2 5L 28 43148188 Accumulator 2 5L 29 4314G266 Condenser Ass y Down 29 4314G267 Condenser Ass y Down 29 4314G268 Condenser Ass y Down 30 4314G269 Condenser Ass y Up 30 4314G270 Condenser Ass y Up 30 4314G271 Condenser Ass y Up 31 4314N023 Valve Pulse Modulaing UKV 25D100 32 43146722 Coil Valve Solenoid...

Страница 155: ... 3P AC250V 20A 706 43160581 Terminal 3P 60A 707 43160579 Terminal 4P 30A 708 43163055 Holder Sensor 709 43160594 Fuse AC250V 50A 710 43160595 Holder Fuse 711 4316V370 P C Board Ass y CDB MCC 1531 712 4316V371 P C Board Ass y A3 IPDU MCC 1535 713 4316V372 P C Board Ass y Noise Filter MCC 1551 714 43060859 Fuse Block 30A 250V FH153 PB 715 43060700 Fuse 10A 250V 716 43282001 Bushing NB 300 717 431830...

Страница 156: ... the 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 co...

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