Manuals / Toshiba / Household Appliance / Air Conditioner

Toshiba RAV-SP1604AT8-TR, RAV-SP1104AT8ZG-TR, RAV-SP1104AT8-TR, RAV-SP1404AT8ZG-TR service manual 135

Models: RAV-SP1404AT8Z-E RAV-SP1104AT8Z-E RAV-SP1404AT8ZG-E RAV-SP1404AT8-E RAV-SP1604AT8-TR RAV-SP1104AT8Z-TR RAV-SP1604AT8-E RAV-SP1404AT8-TR RAV-SP1604AT8Z-E RAV-SP1104AT8ZG-E RAV-SP1404AT8Z-TR RAV-SP1404AT8ZG-TR RAV-SP1104AT8-TR RAV-SP1104AT8ZG-TR

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	Location			Model name RAV-SP

		Part No.	Description	1404AT8-E	1404AT8Z-E	1404AT8ZG-E
	No.	Part No.	Description	1404AT8-E	1404AT8Z-E	1404AT8ZG-E
	No.			1404AT8-TR	1404AT8Z-TR	1404AT8ZG-TR
				1404AT7	1404AT7Z	1404AT7ZG
	1	43019904	Holder, Sensor	3	3	3

	2	43032441	Nipple, Drain	1	1	1
	3	43047246	Bonnet, 3/8 IN	1	1	1
	4	43047669	Nut, Flange	2

	5	43049739	Cushion, Rubber	3	3	3

	6	4304C703	Compressor, DA422A3F-27M	1	1	1

	7	43050407	Thermostat, Bimetal	1	1	1

	8	43060029	Filter, Noise	1	1	1

	9	43063317	Holder, Thermostat	1	1	1

	10	43197164	Nut, Flange		2	2
	11	43197174	Nut, Comp.		3	3
	12	43097212	Nut, Comp.	3

	13	43100437	Panel, Front, Piping	1	1	1

	14	43100438	Panel, Back, Piping	1	1	1

	15	43100439	Panel, Front	1	1	1

	16	43100440	Plate, Roof	1	1	1

	17	43100470	Panel, Side	1	1	1
	18	43100442	Panel, Air Outlet	1	1	1
	19	43100443	Base Ass’y	1	1	1

	20	43107274	Guard, Fin, Side	1	1	1

	21	43107275	Guard, Fin, Back	1	1	1

	22	43107276	Hanger	3	3	3

	23	43109422	Guard, Fan	2	2	2

	24	43120244	Fan, Propeller, PB521	2	2	2

	25	43122113	Bell Mouth	2	2	2
	26	4312C037	Motor, Fan, ICF-280-A100-1	2	2	2
	27	43146676	Joint, Check	1	1	1

	28	43146686	Valve, Packed, 9.52	1	1	1

	29	43146687	Valve, 4-Way, STF-0401G	1	1	1

	30	43146722	Coil, Solenoid, STF-01AJ502E1	1	1	1

	31	43146724	Valve, Ball, SBV-JA5GTC-1, RoHs	1	1	1

	32	43148170	Accumulator, 2.5L	1	1
	33	43148188	Accumulator, 2.5L			1
	34	43151301	Switch, Pressure	1	1	1

	35	43160612	Lead Ass’y, Compressor	1	1	1

	36	43194029	Bonnet	1	1	1

	37	4311M659	Mark, TOSHIBA	1	1	1

	38	4314G266	Condenser Ass’y, Down	1

	39	4314G267	Condenser Ass’y, Down		1

	40	4314G268	Condenser Ass’y, Down			1
	41	4314G269	Condenser Ass’y, Up	1
	42	4314G270	Condenser Ass’y, Up		1

	43	4314G271	Condenser Ass’y, Up			1

	44	4314N023	Valve, Plus, Modulaing, UKV-25D100	1	1	1

	45	4314N025	Coil, PMV, UKV-A038	1	1	1

	46	4314Q031	Strainer, 9.52	1	1	1

	47	4314Q032	Strainer	1	1	1
	48	43158227	Reactor, CH-78-FC	1	1	1

– 135 –

Image 135

Toshiba RAV-SP1604AT8-TR, RAV-SP1104AT8ZG-TR, RAV-SP1104AT8-TR, RAV-SP1404AT8ZG-TR, RAV-SP1404AT8Z-TR, RAV-SP1104AT8ZG-E 135

Contents

OUTDOOR UNIT SERVICE MANUAL SPLIT TYPER410A OUTDOOR UNIT REFRIGERATING CYCLE DIAGRAM CONTENTSPRECAUTION FOR SAFETY SPECIFICATIONSOriginal instruction Generic Denomination: Air Conditioner– 3 – Explanation of illustrated marks Definition of Protective GearDANGER Explanation of indications– 5 – Warning Indications on the Air Conditioner UnitConfirmation of warning label on the main unit BURST HAZARDPrecaution for Safety DENGER– 6 – – 7 – – 8 – – 9 – Declaration of Conformity DisposalExplanations given to user Relocation3.Pipe Materials New Refrigerant R410A1. Safety Caution Concerned to New Refrigerant 2.Cautions on Installation/Service4.Tools General tools Conventional tools can be used– 12 – – 13 – 1. SPECIFICATIONS1-1.Indoor Unit 1-1-1. 4-WayAir Discharge Cassette Type<Twin type> – 14 –<Triple type> – 15 –1-1-2.Concealed Duct Type <Single type> – 17 – – 18 – 1-1-3.Under Ceiling Type <Single type> – 19 –Page – 21 – 1-1-4.High Wall Type Twin type – 22 –– 23 – – 24 – – 25 – 1-1-6.Slim Duct Type <Twin type> – 26 –Page 1-1-7.High Static Duct Type <Single type> – 28 –– 29 – 1-2.Outdoor Unit– 30 – 1-3.Operation Characteristic CurveRAV-SP1404AT7Z ZG RAV-SP1604AT7Z ZG – 31 –RAV-SP1104AT8Z ZG-E, -TR RAV-SP1404AT8Z ZG-E, -TR RAV-SP1604AT8Z ZG-E, -TR RAV-SP1104AT7Z ZG2-1.Outdoor Unit 2. CONSTRUCTION VIEWS EXTERNAL VIEWSRBC-TWP30E2, RBC-TWP50E2Simultaneous Twin – 33 –Gas side socket – 34 –RBC-TRP100ESimultaneous Triple Gas side <Liquid side>RAV-SP160type – 35 –RAV-SP110type RAV-SP140type4. WIRING DIAGRAM 4-1.Outdoor Unit– 36 – 5. SPECIFICATIONS OF ELECTRICAL PARTS 5-1.Outdoor Unit– 37 – 6-2-1.Piping Materials and Joints Used 6-1.Safety During Installation/Servicing6-2.Refrigerant Piping Installation 6. REFRIGERANT R410A– 39 – 1.Flare Processing Procedures and Precautions1.Joints 6-2-2.Processing of Piping Materials– 40 – Fig. 6-2-1Flare processing dimensionsFlare and flare nut dimensions for R410A Flare and flare nut dimensions for R22Outer diameter 2.Flare Connecting Procedures and Precautions– 41 – Nominal6-3-1.Required Tools Fig. 6-4-1Configuration of refrigerant charging6-3.Tools 6-4.Recharging of Refrigerant6-5-1.Materials for Brazing 3.Low temperature brazing filler6-5-2.Flux 1.Reason why flux is necessary 6-5.Brazing of PipesNever use gas other than Nitrogen gas 2.Characteristics required for flux3.Types of flux 6-5-3.BrazingIf the definite conditions can be cleared 6-6.Instructions for Re-usePiping of R22 or R407C– 45 – Instruction of Works– 46 – 6-6-5.Final Installation ChecksDANGER Cautions for using existing pipe6-6-7.Recovery Method of Refrigerant Procedure7-1.Outdoor Unit Control 7-1-2.Print Circuit Board, MCC-1597Fan Motor IPDU – 50 – 7-1-3.Print Circuit Board, MCC-1599Interface CDBCN16 Red – 51 –CN05 Red CN10 RedREQUIREMENT 2.Discharge temperature release control7-2.Outline of Main Controls 1.PMV Pulse Motor Valve control– 53 – 3. Outdoor fan control3-1Cooling fan control 3-2Heating fan control6.Current release control 4.Coil heating controlREQUIREMENT 5.Short intermittent operation preventive control– 55 – 7.Current release value shift control8.Over-currentprotective control 9.High-pressurerelease control– 56 – 10.Defrost control2. Troubleshooting procedure 8. TROUBLESHOOTING8-1.Summary of Troubleshooting 1.Before troubleshootingTrouble 1.Before troubleshooting2.Troubleshooting procedure – 58 –8-2.Troubleshooting 8-2-1.Outline of judgment– 59 – – 60 – – 61 – 8-2-2.Others Other than Check Code1 2 3 nCalling of sensor temperature display– 62 – Page – 64 – – 65 – Error mode detected by indoor unit– 66 – Error mode detected by outdoor unit– 67 – – 68 – – 69 – Dip switch setupLED display on outdoor P.C. board Display selectionPage – 71 – – 72 – – 73 – ¡l l l – 75 – – 76 – – 77 – Outdoor Check and troubleshooting– 78 – Check– 79 – – 80 – Temperature sensorResistance value Checking procedure– 81 – Parts name<Procedure> 9. SETUP AT LOCAL SITE AND OTHERS9-1.Calling of Error History <Contents>– 83 – nIndoor unit power-ONsequence– 84 – 9-3.Outdoor UnitEnlarged view of LEDs D805 D804 D803 D802 D801 D8001.Outline – 85 –9-3-3.Others 1.Selection of LED display SW800, SW803 operation– 86 – lllll¡ lllll¡ – 89 – <Specific operation>SW804 SW804 – 90 –10. ADDRESS SETUP 10-1.Address Setup Procedure– 91 – 10-2.Address Setup & Group Control 10-2-1.System Configuration– 92 – Example – 93 –Change is necessary – 94 –Simultaneous twin system 10-3.Remote Controller WiringWiring diagram Single system2, 5, 3, 6, 9 4, 7,1 2 3 4 5 6 7 8 9 10 11 END 1 2 END 1 2 3 END10-5.Confirmation of Indoor Unit No. Position – 98 – <Maintenance/Check list>Model switching J800 to J803 1.Setting the jumper wires and DIP switches– 100 – 12. HOW TO EXCHANGE COMPRESSOR12-1.Exchanging Procedure of Compressor Outline 12-2.Exchange of CompressorADOPTION OF NEW REFRIGERANT Contents13. INSTALLATION MANUAL – 101 –Warning Indications on the Air Conditioner Unit electric power suppliesHigh temperature parts – 102 –Electrical wiring 1 PRECAUTIONS FOR SAFETYSelection of installation location InstallationEN-6 104Explanations given to user RelocationRequired Tools/Equipment and Precautions for Use 2 ACCESSORY PARTS AND REFRIGERANT3 INSTALLATION OF NEW REFRIGERANT AIR CONDITIONER Accessory PartsRefrigerant Piping 4 INSTALLATION CONDITIONSBefore installation – 106 –EN-12 Installation LocationNecessary Space for Installation Unit mm – 107 –For Reference Installation of Outdoor Unit– 108 – 5 REFRIGERANT PIPINGRefrigerant Piping Connection Optional Installation Parts Locally procuredTightening of Connecting Part – 109 –Airtight test 6 AIR PURGING110 – Refrigerant Pipe Length7 ELECTRICAL WORK How to open the valveWiring between Indoor Unit and Outdoor Unit – 111 –23-EN – 112 –Single system, Twin system, Triple system EN-2213 FUNCTIONS TO BE IMPLEMENTED LOCALLY 11 ANNUAL MAINTENANCERecovering Refrigerant 8 EARTHING27-EN 14 TROUBLESHOOTING– 114 – EN-2629-EN 15 APPENDIX115 – EN-28– 116 – EN-3031-EN – 117 – Declaration of ConformityEN-32 1. Detachment 14. DETACHMENTS14-1.Outdoor Unit 118119 1. Detachment2.Attachment 2.Attachment – 120 –2. Attachment Procedure– 121 – 1. Detachment– 122 – DetachmentAttachment – 123 – DetachmentAttachment – 124 – 1. Detachment2.Attachment – 125 – 8Compressor 1. Detachment2. Attachment – 126 – REQUIREMENT10Compressor 1. Removal of defective compressor – 127 –4. Refrigerant charge – 128 –2. Mounting of compressor 3. Vacuuming1. Detachment REQUIREMENTREQUIREMENT – 129 –Outdoor Unit 15. EXPLODED VIEWS AND PARTS LIST– 131 – Inverter Assembly 133 – 134 – Outdoor Unit– 135 – 136 Inverter Unit– 137 – Outdoor Unit – 139 – – 140 – Inverter Unit– 141 – Check of Concentration Limit WARNINGS ON REFRIGERANT LEAKAGETOSHIBA CARRIER CORPORATION