Toshiba RAV-SM1603ATZ-E, RAV-SM1603DT-A, RAV-SM1603ATZG-E guide

You can perform fault diagnosis of the outdoor unit with the LEDs on the P.C. board of the outdoor unit in addition to check codes displayed on the wired remote controller of the indoor unit.

Use the LEDs and check codes for various checks. Details of check codes displayed on the wired remote controller of the indoor unit are described in the Installation Manual of the indoor unit.

LED indication and code checking

		Cycle control P.C. board

	LED indication		LED indication			Cause

		D800	D801	D802	D803

		¡	l	l	l	Heat exchanger sensor (TE) error

		l	l	¡	l	Suction sensor (TS) error

		¡	¡	l	l	Discharge sensor (TD) error

	D800 ¡: Red	l	¡	l	¡	Thermostat for compressor activated.
	D800 ¡: Red
	D801 ¡ : Yellow	l	¡	l	l	Outdoor temperature sensor (TO) error
	D802 ¡ : Yellow
	D802 ¡ : Yellow	¡	¡	¡	l	DC outdoor fan error (Upper side)
	D803 ¡ : Yellow	¡	¡	¡	l	DC outdoor fan error (Upper side)
	D803 ¡ : Yellow
		¡	¡	¡	¡	DC outdoor fan error (Lower side)

		¡	l	l	¡	Communication error between IPDU (Abnormal stop)

		¥	¥	¥	l	Comp. case thermo. operate – Serial signal error

		l	¡	¡	l	Discharge temp. error

		¡	¡	l	¡	EEPROM error

		l	l	¡	¡	Communication error between IPDU (No abnormal stop)

		¥	l	l	l	G – Tr short – circuit protection

	¥: Rapid flash	l	¥	l	l	Detect circuit error
	l: Go off
	l: Go off	¥	¥	l	l	Current sensor error
	¡: Go on	¥	¥	l	l	Current sensor error

		l	l	¥	l	Comp. lock error
		l	l	¥	l	Comp. lock error

		¥	l	¥	l	Comp. break down

		l	¡	l	¡	High-pressure release operation

		¥	¥	¥	l	TH sensor error

– 94 –

Image 94

Toshiba RAV-SM1603ATZ-E, RAV-SM1603DT-A, RAV-SM1603ATZG-E, RAV-SM1403DT-A service manual

Contents

FILE NO. A07-009 OUTDOOR UNIT <DIGITAL INVERTER>INDOOR UNIT <DIGITAL INVERTER> SERVICE MANUAL SPECIFICATIONS CONTENTSSAFETY CAUTION WIRING DIAGRAM 6. REFRIGERANT R410A 7. INDOOR CONTROL CIRCUIT Explanation of illustrated marks DANGERExplanation of indications Confirmation of warning label on the main unit – 5 – – 6 – • New Refrigerant R410A 1. Safety Caution Concerned to New Refrigerant2.Cautions on Installation/Service 3.Pipe Materials 4.Tools General tools Conventional tools can be used – 9 – 1. SPECIFICATIONS1-1.Indoor Unit 1-1-1.High Static Duct Type <Single type> SM1604UT-E – 10 –Indoor unit Outdoor unit <Twin type> <Triple – 12 –type> – 13 – 1-1-3.Concealed Duct Type <Twin type> <Triple type> – 15 – 1-1-4.Under Ceiling Type <Twin type> <Triple – 16 –type> 1-1-5.High Wall Type Twin type <Triple – 18 –type> Triple 1-1-6.Compact 4-wayCassette 600 × 600 Typetype <Triple 1-1-7.Slim Duct Type– 20 – type> – 21 – 1-2.Outdoor UnitRAV-SM1603ATZZG-E – 22 – 1-3.Operation Characteristic Curve• Operation characteristic curve RAV-SM1603AT-E, RAV-SM1603ATZ-E, RAV-SM1603ATZG-E Service work space 2. CONSTRUCTION VIEWS EXTERNAL VIEWS2-1.Indoor Unit – 23 – SM1603ATZ-E Outdoor UnitSM1603AT-E,RAV – 25 – RBC-TWP30E2, RBC-TWP50E2Simultaneous Twin Gas side socket <Gas side>RBC-TRP100ESimultaneous Triple Liquid side socket Dimension table 3. SYSTEMATIC REFRIGERATING CYCLE DIAGRAM3-1.Indoor Unit Capillary tube specifications •Single type – 29 – Systematic Diagram of Refrigerating Cycle3-2.Outdoor Unit RAV-SM1603AT-E, RAV-SM1603ATZ-E, RAV-SM1603ATZG-E – 30 – 4. WIRING DIAGRAM4-1.Indoor Unit RAV-SM1403DT-A, RAV-SM1603DT-A • Triple type • Single type• Twin type – 31 – – 32 – 4-2.Outdoor UnitRAV-SM1603AT-E, RAV-SM1603ATZ-E, RAV-SM1603ATZG-E nWire connection change of fan motor 4-3.Fan CharacteristicsREQUIREMENT – 33 – 5-2.Outdoor Unit 5. SPECIFICATIONS OF ELECTRICAL PARTS5-1.Indoor Unit – 34 – 6. REFRIGERANT R410A 6-1.Safety During Installation/Servicing6-2.Refrigerant Piping Installation 6-2-1.Piping Materials and Joints Used Table 6-2-1Thicknesses of annealed copper pipes 6-2-2.Processing of Piping Materials– 36 – Thickness mm Flare and flare nut dimensions for R22 Fig. 6-2-1Flare processing dimensionsFlare and flare nut dimensions for R410A Table Outer diameter – 38 –Nominal Tightening torque Fig. 6-4-1Configuration of refrigerant charging 6-3.Tools6-4.Recharging of Refrigerant 6-3-1.Required Tools 6-5-1.Materials for Brazing 6-5.Brazing of Pipes6-5-2.Flux 1.Reason why flux is necessary 1.Silver brazing filler 6-5-3.Brazing 2.Characteristics required for flux3.Types of flux 1.Brazing method to prevent oxidation 6-6.Instructions for Re-usePiping of R22 or R407C 6-6-4.Curing of PipesPage – 44 – Cautions for using existing pipe6-6-6.Handling of Existing Pipe RAV-SP1404AT-E, RAV-SP1404ATZ-E, RAV-SP1404ATZG-E Procedure 6-6-7.Recovery Method of RefrigerantProcedure DANGER Indoor unit A Indoor unit B 6-7.Tolerance of Pipe Length and Pipe Headn Twin system Outdoor unit Indoor unit A n Triple system– 47 – Indoor unit C – 48 – 6-8.Additional Refrigerant AmountnTwin system Indoor unit A Indoor unit B Indoor unit A nTriple system– 49 – Indoor unit C nTriple system 6-9.Piping Materials and SizesnTwin system – 50 – 6-10.Branch Pipe OKOKNO GOOG 6-11.Distributor 7. INDOOR CONTROL CIRCUIT 7-1.Indoor Controller Block Diagram7-1-1.Connection of Main Sub Remote Controller – 52 – – 53 – 7-2.Control SpecificationsOutline of specifications Item Item Outline of specifications– 54 – Remarks Item Outline of specifications– 55 – Remarks – 56 – Outline of specificationsK 2 J Remarks – 57 – Outline of specificationsSetup at shipment Item – 58 – Outline of specificationsItem – 59 – ∗This option is not provided to oversea models <MCC-1403> 7-4.Indoor Print Circuit Board– 60 – RAV-SM1403DT-A, RAV-SM1603DT-A 7-5.Outdoor Print Circuit Board – 62 – Noise filter P.C. board <MCC-1551> – 63 – <MCC-1531> 8-1-1.Outline of Main Controls 8-1.Outdoor ControlsREQUIREMENT 1.Pulse Motor Valve PMV control – 65 – 4. Outdoor fan controlOperation with WE Allocations of fan tap revolutions rpm – 66 – REQUIREMENT5.Coil heating control In trouble of TO sensor 8.Over-currentprotective control 6.Short intermittent operation preventive control7.High pressure restraint TE control 9.Current release value shift control 10. Defrost control Start of heating operation 1. Before troubleshooting 9. INDOOR UNIT TROUBLESHOOTING9-1.Summary of Troubleshooting 2. Troubleshooting procedure 9-2.Troubleshooting 9-2-1.Check Code List Indoor Error mode detected by indoor unit – 71 – – 72 – Check code E01 error E09 error E10 error E04 error– 74 – L09 error E18 errorE08, L03, L07, L08 error – 75 – P30 error Central controller L20 errorL30 error – 76 – F10 error P10 error– 77 – Exchange to cooling cycle P19 errorExchange to heating cycle F01 error F02 error– 79 – C06 error TCC-LINKcentral controller – 80 – P31 error Follower indoor unit E03 error Master indoor unitF29 error – 81 – TD, TL sensors Temperature sensorTA, TC, TCJ, TE, TS, TO sensors TA, TC, TCJ, TE, TS, TO sensors 1. Before troubleshooting 10. OUTDOOR UNIT TROUBLESHOOTING10-1.Summary of Troubleshooting 2. Troubleshooting procedure <Wireless remote controller type> 2.Troubleshooting procedure1. Before troubleshooting – 84 – 10-2-1.Outline of Judgment 10-2.Troubleshooting– 85 – Check code Lamp indicationCause of trouble occurrence <Display on wireless sensor> New Check Code<Display on wired remote controller> 10-2-2.Others Other than Check Code 10-2-3.Check Code List Outdoor – 88 – – 89 – Error mode detected by indoor unit – 90 – Judgment and measures Operation. of diagnostic function– 91 – Cause of operation Error mode detected by outdoor unit – 92 – – 93 – Page E09 error Check code E01 error– 95 – E04 error – 96 – E08, L03, L07, L08 error E10 errorE18 error – 97 – L30 error L09 errorL20 error – 98 – b7 error Central controller P01 error F10 error P10 error– 100 – P12 error – 101 – – 102 – P22 errorCN301, ∗ CN303 CN300 RAV-SM160AT-E F02 error P19 error103 P26 error F01 error– 104 – P04 error P29 errorF06 error 105 H02 error F08 errorL29 error – 106 – H01 error P03 error– 107 – P04 error – 108 – 97 error Central controller – 109 – P31 error Sub indoor unit E03 error Master indoor unitF29 error / 12 error – 110 – TC, TCJ sensor – 111 –TA sensor Caracteristics-1Page – 113 – 1 Setting data read out from EEPROMCODE No. required at least – 114 – 3 Writing the setting data to EEPROM3 6 5 Step Table 2. Type: CODE No. 115Table Table 3. Indoor unit capacity: CODE No. 12-1-1.Test Run Setup on Remote Controller 12. SETUP AT LOCAL SITE AND OTHERS12-1.Indoor Unit <Wired remote controller> 1 2 3 4 5 6 END 3 6 14 5 2 1.D02 Red Function selection item No. DN list Contents118 At shipment from factory – 119 – Setup methodWired remote controller Operation <Procedure> 2 4 1<Contents> call the service monitor mode Procedure nCalling of error history<Contents> 4 seconds or more to call the service check mode <Automatic address judgment> nIndoor unit power-ONsequencewhich receives power feed from outdoor unit> <By indoor unit 3. TCC-LINKwiring connection 12-2.Setup at Local Site / Others2. Microprocessor block diagram 1. Function 5. P.C. board switch SW01 setup 4. Wiring specifications– 124 – 12-3.How to Set up Central Control Address Number 6. External view of P.C. board assembly7. Address setup 1 2 3 4 – 126 – Push UNIT LOUVER button for 4 seconds or more 13-1.Address Setup Procedure 13. ADDRESS SETUP– 127 – – 128 – 13-2.Address Setup & Group Control13-2-1.System Configuration <Terminology> – 129 – Example Change is necessary 3, 6, 9 4 2, 5,1 2 3 4 5 6 7 8 9 10 11 END nConfirmation of indoor unit No. position 1 2 END1 2 3 END <Procedure> 14-1.Indoor Unit REQUIREMENT 2. How to replace the parts14. DETACHMENTS Work procedure – 134 – 2. How to replace the parts ContinuedWork procedure Explanatory drawing Work procedure 2. How to replace the parts Continued– 135 – REQUIREMENT 4. How to replace the partsWork procedure – 136 – – 137 – 4. How to replace the parts ContinuedWork procedure Explanatory drawing Work procedure 5.Assembling work after replacing fan motor4. How to replace the parts Continued – 138 – Work procedure 6. How to replace the sensor– 139 – Work procedure 6. How to replace the sensor Continued7. How to clean the drain port Work procedure XREQUIREMENTX 14-2.Outdoor Unit– 141 – XREQUIREMENTX Part name Procedure– 142 – CDB board – 143 – 144 XCAUTIONX – 145 –XREQUIREMENTX – 146 – XREQUIREMENTX X CAUTIONX – 147 –XWARNINGX X CAUTIONX 3. Vacuuming – 148 –2. Mounting of compressor 4. Refrigerant charge XREQUIREMENTX 149XREQUIREMENTX 1. Detachment Indoor Unit 15. EXPLODED VIEWS AND PARTS LIST15-1 – 150 – Part No 151Location Description Location – 152 –RAV-SM1403DT-A, RAV-SM1603DT-A Part No 15-2.Outdoor Unit Description 154Location Model Name 716, WARNINGS ON REFRIGERANT LEAKAGE Check of Concentration Limit TOSHIBA CARRIER CORPORATION