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Toshiba RAV-SM1403DT-A, RAV-SM1603DT-A, RAV-SM1603ATZG-E REFRIGERANT R410A, Indoor Control Circuit

Models: RAV-SM1403DT-A RAV-SM1603ATZ-E RAV-SM1603ATZG-E RAV-SM1603DT-A

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6. REFRIGERANT R410A		35
6-1.	Safety During Installation/Servicing	35
6-2.	Refrigerant Piping Installation	35
6-3.	Tools	39
6-4.	Recharging of Refrigerant	39
6-5.	Brazing of Pipes	40
6-6. Instructions for Re-use Piping of R22 or R407C		42
6-7.	Tolerance of Pipe Length and Pipe Head	46
6-8.	Additional Refrigerant Amount	48
6-9.	Piping Materials and Sizes	50
6-10.	Branch Pipe	51
6-11.	Distributor	51

7. INDOOR CONTROL CIRCUIT		52
7-1. Indoor Controller Block Diagram		52
7-2.	Control Specifications	53
7-3.	Optional Connector Specifications of Indoor P.C. Board	59
7-4.	Indoor Print Circuit Board	60
7-5.	Outdoor Print Circuit Board	61

8.	CIRCUIT CONFIGURATION AND CONTROL SPECIFICATIONS		........... 64
	8-1.	Outdoor Controls	64
9.	INDOOR UNIT TROUBLESHOOTING		69
	9-1.	Summary of Troubleshooting	69
	9-2.	Troubleshooting	70
10.	OUTDOOR UNIT TROUBLESHOOTING		83
	10-1.	Summary of Troubleshooting	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 Unit	116
	12-2.	Setup at Local Site / Others	123
	12-3.	How to Set up Central Control Address Number	125
13.	ADDRESS SETUP		127
	13-1.	Address Setup Procedure	127
	13-2.	Address Setup & Group Control	128
	13-3.	Address Setup (Manual Setting from Remote Controller)	131
14.	DETACHMENTS		133
	14-1.	Indoor Unit	133
	14-2.	Outdoor Unit	141
15.	EXPLODED VIEWS AND PARTS LIST		150
	15-1.	Indoor Unit	150
	15-2.	Outdoor Unit	153

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Toshiba RAV-SM1403DT-A, RAV-SM1603DT-A, RAV-SM1603ATZG-E, RAV-SM1603ATZ-E REFRIGERANT R410A, Indoor Control Circuit

Contents

SERVICE MANUAL OUTDOOR UNIT <DIGITAL INVERTER>INDOOR UNIT <DIGITAL INVERTER> FILE NO. A07-009WIRING DIAGRAM CONTENTSSAFETY CAUTION SPECIFICATIONS7. INDOOR CONTROL CIRCUIT 6. REFRIGERANT R410AConfirmation of warning label on the main unit DANGERExplanation of indications Explanation of illustrated marks– 5 – – 6 – 3.Pipe Materials 1. Safety Caution Concerned to New Refrigerant2.Cautions on Installation/Service • New Refrigerant R410A4.Tools General tools Conventional tools can be used– 8 – 1-1-1.High Static Duct Type <Single type> 1. SPECIFICATIONS1-1.Indoor Unit – 9 –Outdoor unit – 10 –Indoor unit SM1604UT-E<Twin type> – 12 – <Tripletype> 1-1-3.Concealed Duct Type <Twin type> – 13 –type> <Triple1-1-4.Under Ceiling Type <Twin type> – 15 –– 16 – <Tripletype> 1-1-5.High Wall Type Twin type – 17 –– 18 – <Tripletype> type> 1-1-6.Compact 4-wayCassette 600 × 600 Type– 19 – Tripletype> 1-1-7.Slim Duct Type– 20 – <Triple1-2.Outdoor Unit – 21 –RAV-SM1603ATZZG-E RAV-SM1603AT-E, RAV-SM1603ATZ-E, RAV-SM1603ATZG-E 1-3.Operation Characteristic Curve• Operation characteristic curve – 22 –– 23 – 2. CONSTRUCTION VIEWS EXTERNAL VIEWS2-1.Indoor Unit Service work spaceSM1603AT-E,RAV Outdoor Unit– 24 – SM1603ATZ-ERBC-TWP30E2, RBC-TWP50E2Simultaneous Twin – 25 –Gas side socket <Gas side>– 26 – RBC-TRP100ESimultaneous TripleCapillary tube specifications 3. SYSTEMATIC REFRIGERATING CYCLE DIAGRAM3-1.Indoor Unit Dimension table•Single type RAV-SM1603AT-E, RAV-SM1603ATZ-E, RAV-SM1603ATZG-E Systematic Diagram of Refrigerating Cycle3-2.Outdoor Unit – 29 –RAV-SM1403DT-A, RAV-SM1603DT-A 4. WIRING DIAGRAM4-1.Indoor Unit – 30 –– 31 – • Single type• Twin type • Triple type4-2.Outdoor Unit – 32 –RAV-SM1603AT-E, RAV-SM1603ATZ-E, RAV-SM1603ATZG-E – 33 – 4-3.Fan CharacteristicsREQUIREMENT nWire connection change of fan motor– 34 – 5. SPECIFICATIONS OF ELECTRICAL PARTS5-1.Indoor Unit 5-2.Outdoor Unit6-2-1.Piping Materials and Joints Used 6-1.Safety During Installation/Servicing6-2.Refrigerant Piping Installation 6. REFRIGERANT R410AThickness mm 6-2-2.Processing of Piping Materials– 36 – Table 6-2-1Thicknesses of annealed copper pipesTable Fig. 6-2-1Flare processing dimensionsFlare and flare nut dimensions for R410A Flare and flare nut dimensions for R22Tightening torque – 38 –Nominal Outer diameter6-3-1.Required Tools 6-3.Tools6-4.Recharging of Refrigerant Fig. 6-4-1Configuration of refrigerant charging6-5-1.Materials for Brazing 6-5.Brazing of Pipes3.Low temperature brazing filler 6-5-2.Flux 1.Reason why flux is necessary1.Brazing method to prevent oxidation 2.Characteristics required for flux3.Types of flux 6-5-3.Brazing6-6-4.Curing of Pipes 6-6.Instructions for Re-usePiping of R22 or R407C– 43 – RAV-SP1404AT-E, RAV-SP1404ATZ-E, RAV-SP1404ATZG-E Cautions for using existing pipe6-6-6.Handling of Existing Pipe – 44 –DANGER 6-6-7.Recovery Method of RefrigerantProcedure ProcedureOutdoor unit 6-7.Tolerance of Pipe Length and Pipe Headn Twin system Indoor unit A Indoor unit BIndoor unit C n Triple system– 47 – Indoor unit AIndoor unit A Indoor unit B 6-8.Additional Refrigerant AmountnTwin system – 48 –Indoor unit C nTriple system– 49 – Indoor unit A– 50 – 6-9.Piping Materials and SizesnTwin system nTriple system6-11.Distributor OKOKNO GOOG 6-10.Branch Pipe– 52 – 7-1.Indoor Controller Block Diagram7-1-1.Connection of Main Sub Remote Controller 7. INDOOR CONTROL CIRCUITItem 7-2.Control SpecificationsOutline of specifications – 53 –Remarks Outline of specifications– 54 – ItemRemarks Outline of specifications– 55 – ItemRemarks Outline of specificationsK 2 J – 56 –Item Outline of specificationsSetup at shipment – 57 –Outline of specifications – 58 –Item ∗This option is not provided to oversea models – 59 –RAV-SM1403DT-A, RAV-SM1603DT-A 7-4.Indoor Print Circuit Board– 60 – <MCC-1403>7-5.Outdoor Print Circuit Board Noise filter P.C. board <MCC-1551> – 62 –<MCC-1531> – 63 –8-1-1.Outline of Main Controls 8-1.Outdoor Controls2. Discharge temperature release control REQUIREMENTAllocations of fan tap revolutions rpm 4. Outdoor fan controlOperation with WE – 65 –In trouble of TO sensor REQUIREMENT5.Coil heating control – 66 –9.Current release value shift control 6.Short intermittent operation preventive control7.High pressure restraint TE control 8.Over-currentprotective controlStart of heating operation 10. Defrost control2. Troubleshooting procedure 9. INDOOR UNIT TROUBLESHOOTING9-1.Summary of Troubleshooting 1. Before troubleshooting9-2-1.Check Code List Indoor 9-2.Troubleshooting– 71 – Error mode detected by indoor unit– 72 – Check code E01 error E09 error– 73 – E04 error E10 error– 74 – – 75 – E18 errorE08, L03, L07, L08 error L09 error– 76 – L20 errorL30 error P30 error Central controllerP10 error F10 error– 77 – P19 error Exchange to cooling cycleExchange to heating cycle F02 error F01 error– 79 – – 80 – C06 error TCC-LINKcentral controller– 81 – E03 error Master indoor unitF29 error P31 error Follower indoor unitTA, TC, TCJ, TE, TS, TO sensors Temperature sensorTA, TC, TCJ, TE, TS, TO sensors TD, TL sensors2. Troubleshooting procedure 10. OUTDOOR UNIT TROUBLESHOOTING10-1.Summary of Troubleshooting 1. Before troubleshooting– 84 – 2.Troubleshooting procedure1. Before troubleshooting <Wireless remote controller type>10-2.Troubleshooting 10-2-1.Outline of Judgment– 85 – Lamp indication Check codeCause of trouble occurrence 10-2-2.Others Other than Check Code New Check Code<Display on wired remote controller> <Display on wireless sensor>– 88 – 10-2-3.Check Code List Outdoor– 89 – – 90 – Error mode detected by indoor unitCause of operation Operation. of diagnostic function– 91 – Judgment and measures– 92 – Error mode detected by outdoor unit– 93 – Page Check code E01 error E09 error– 95 – – 96 – E04 error– 97 – E10 errorE18 error E08, L03, L07, L08 error– 98 – L09 errorL20 error L30 errorb7 error Central controller P01 error– 99 – P10 error F10 error– 100 – – 101 – P12 errorRAV-SM160AT-E P22 errorCN301, ∗ CN303 CN300 – 102 –P19 error F02 error103 F01 error P26 error– 104 – 105 P29 errorF06 error P04 error– 106 – F08 errorL29 error H02 errorP03 error H01 error– 107 – – 108 – P04 error– 109 – 97 error Central controller– 110 – E03 error Master indoor unitF29 error / 12 error P31 error Sub indoor unitCaracteristics-1 – 111 –TA sensor TC, TCJ sensorPage 1 Setting data read out from EEPROM – 113 –CODE No. required at least Step 3 Writing the setting data to EEPROM3 6 5 – 114 –Table 3. Indoor unit capacity: CODE No. 115Table Table 2. Type: CODE No.<Wired remote controller> 12. SETUP AT LOCAL SITE AND OTHERS12-1.Indoor Unit 12-1-1.Test Run Setup on Remote Controller1.D02 Red 3 6 14 5 2 1 2 3 4 5 6 ENDItem Contents118 Function selection item No. DN listOperation Setup methodWired remote controller – 119 –<Procedure> 2 4 1nCalling of sensor temperature display <Contents>4 seconds or more to call the service check mode nCalling of error history<Contents> Procedure<By indoor unit nIndoor unit power-ONsequencewhich receives power feed from outdoor unit> <Automatic address judgment>1. Function 12-2.Setup at Local Site / Others2. Microprocessor block diagram 3. TCC-LINKwiring connection4. Wiring specifications 5. P.C. board switch SW01 setup– 124 – 1 2 3 4 6. External view of P.C. board assembly7. Address setup 12-3.How to Set up Central Control Address NumberPush UNIT LOUVER button for 4 seconds or more – 126 –13. ADDRESS SETUP 13-1.Address Setup Procedure– 127 – <Terminology> 13-2.Address Setup & Group Control13-2-1.System Configuration – 128 –Example – 129 –Change is necessary 2, 5, 3, 6, 9 41 2 3 4 5 6 7 8 9 10 11 END <Procedure> 1 2 END1 2 3 END nConfirmation of indoor unit No. positionWork procedure 2. How to replace the parts14. DETACHMENTS 14-1.Indoor Unit REQUIREMENTExplanatory drawing 2. How to replace the parts ContinuedWork procedure – 134 –2. How to replace the parts Continued Work procedure– 135 – – 136 – 4. How to replace the partsWork procedure REQUIREMENTExplanatory drawing 4. How to replace the parts ContinuedWork procedure – 137 –– 138 – 5.Assembling work after replacing fan motor4. How to replace the parts Continued Work procedure6. How to replace the sensor Work procedure– 139 – Work procedure 6. How to replace the sensor Continued7. How to clean the drain port Work procedureXREQUIREMENTX 14-2.Outdoor Unit– 141 – XREQUIREMENTXCDB board Procedure– 142 – Part name– 143 – 144 – 145 – XCAUTIONXXREQUIREMENTX XREQUIREMENTX – 146 –X CAUTIONX – 147 –XWARNINGX X CAUTIONX4. Refrigerant charge – 148 –2. Mounting of compressor 3. Vacuuming1. Detachment – 149 –XREQUIREMENTX XREQUIREMENTX– 150 – 15. EXPLODED VIEWS AND PARTS LIST15-1 Indoor UnitDescription 151Location Part NoPart No – 152 –RAV-SM1403DT-A, RAV-SM1603DT-A Location15-2.Outdoor Unit Model Name – 154 –Location Description716, Check of Concentration Limit WARNINGS ON REFRIGERANT LEAKAGETOSHIBA CARRIER CORPORATION