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Toshiba RAV-SM2244AT8Z-E 131, Location, Model name, Rav-Sm, Part No, Description, 2244AT7ZG

Models: RAV-SM2244AT8Z-E RAV-SM2804AT7ZG RAV-SM2804AT7 RAV-SM2804AT7Z RAV-SM2244AT7 RAV-SM2804AT8-E RAV-SM2244AT7Z RAV-SM2244AT7ZG RAV-SM2804AT8Z-E RAV-SM2244AT8ZG-E RAV-SM2804AT8ZG-E

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Location				Model name		RAV-SM
	Part No.	Description
			2244AT7		2244AT7Z		2244AT7ZG
No.
No.
			2804AT7		2804AT7Z		2804AT7ZG
701	43058288	Reactor, CH-56-4Z	1		1		1

702	43154177	Relay, 480V, 20A (Contact)	1		1		1

703	43158199	Reactor, CH-44-FCZ-2	2		2		2

704	43158207	Reactor, CH-68	1		1		1

705	43153006	PTC-Thermistor, ZPROYCE101A500	1		1		1

706	43050425	Sensor Ass’y, Service, TC (F6)	3		3		3

707	43150319	Sensor Ass’y, Service, TD (F4)	2		2		2

708	43160565	Terminal Block, 3P, 20A, AC250V	1		1		1

709	43160579	Terminal, 4P, 30A	2		2		2

710	43060859	Fuse Block, 30A, 250V, FH153-PB	1		1		1

711	4316V390	P.C. Board Ass’y, MCC-1596, Comp-IPDU	1		1		1

712	4316V391	P.C. Board Ass’y, MCC-1597, Fan-IPDU	1		1		1

713	4316V392	P.C. Board Ass’y, MCC-1599, CDB	1		1		1

714	4316V398	P.C. Board Ass’y, MCC-1600, N/F	1		1		1

715	43063325	Holder, Sensor, 6-6.35, 8	1		1		1

716	4316V393	P.C. Board Ass’y, MCC-1436	1		1		1

717	43160590	Fuse, 6.3A, AC250V	3		3		3

718	43282001	Bushing	5		5		5

719	43183020	Collar	5		5		5

720	43063248	Supporter Ass’y	2		2		2

721	43060639	Fuse, 25A, 250V	1		1		1

722	43163015	Supporter	4		4		4

– 131 –

Image 131

Toshiba RAV-SM2244AT8Z-E, RAV-SM2804AT8ZG-E 131, Location, Model name, Rav-Sm, Part No, Description, 2244AT7ZG, 2804AT7ZG

Contents

AIR-CONDITIONER OUTDOOR UNITDIGITAL INVERTER SERVICE MANUALCONTENTS REPLACEMENT OF Mark SAFETY CAUTIONIndication Explanation– 5 – – 6 – 3.Pipe Materials • New Refrigerant R410A1. Safety Caution Concerned to New Refrigerant 2.Cautions on Installation/ServiceGeneral tools Conventional tools can be used 4.Tools<RAV-SM2804ATseries> Simultaneous twin RAV-SM2244ATseries Simultaneous twinSimultaneous triple Simultaneous double twinRAV-SM2804ATseries – 10 –RAV-SM2244ATseries Branch kit<Twin type> 1. SPECIFICATIONS1-1.Indoor Unit 1-1-1. 4-WayCassette Type1-1-2.Duct Type <Twin type> – 12 –1-1-3.Ceiling Type <Twin type> – 13 –1-1-4. 4-WayCassette Type <Triple type> – 14 –1-1-5.Duct Type <Triple type> – 15 –1-1-6.Ceiling Type <Triple type> – 16 –1-1-7.High Wall Type Triple type – 17 –1-1-8. 4-WayCassette Type Double twin type – 18 –RAV-SM562MUT-E – 19 –Indoor unit RAV-SM562MUT-E1-1-10.Slim Duct Type <Double twin type> – 20 –1-1-11.Duct Type <Double twin type> – 21 –1-1-12.Ceiling Type <Double twin type> 1-1-12.High Wall Type Double twin type – 23 –– 24 – 1-2.Outdoor Unit<Heating> RAV-SM2244AT8Z ZG -E, RAV-SM2804AT8Z ZG -ERAV-SM2244AT7Z ZG, RAV-SM2804AT7Z ZG Cooling<Cooling> – 26 –RAV-SM2244AT8Z ZG -E, RAV-SM2804AT8Z ZG -E RAV-SM2244AT7Z ZG, RAV-SM2804AT7Z ZG2-1.Outdoor Unit 2. CONSTRUCTION VIEWS EXTERNAL VIEWS<Joint pipe> – 28 –RBC-DTWP101ESimultaneous Double Twin Branch pipeGas side socket <Gas side><Liquid side> RBC-TRP100ESimultaneous Triple<Joint pipe> – 30 –RBC-TWP101ESimultaneous Twin <Branch pipe>RAV-SM2244AT7Z ZG, RAV-SM2804AT7Z ZG 3. OUTDOOR UNIT REFRIGERANTING CYCLE DIAGRAM– 31 – RAV-SM2244AT8Z ZG -E, RAV-SM2804AT8Z ZG -ERAV-SM2804series Systematic diagram of refrigerating cycleRAV-SM2244series 4-1.Outdoor Unit 4. WIRING DIAGRAMRAV-SM2244AT7Z ZG, RAV-SM2804AT7Z ZG 5. SPECIFICATIONS OF ELECTRICAL PARTS5-1.Outdoor Unit RAV-SM2244AT8Z ZG -E, RAV-SM2804AT8Z ZG -E6-2-1.Piping Materials and Joints Used 6-1.Safety During Installation/Servicing6-2.Refrigerant Piping Installation 6. REFRIGERANT R410ATable 6-2-1Thicknesses of annealed copper pipes 1.Flare Processing Procedures and Precautions1.Joints 6-2-2.Processing of Piping MaterialsTable Fig. 6-2-1Flare processing dimensionsFlare and flare nut dimensions for R410A Flare and flare nut dimensions for R22Tightening torque 2.Flare Connecting Procedures and PrecautionsNominal Outer diameter6-3-1.Required Tools Fig. 6-4-1Configuration of refrigerant charging6-3.Tools 6-4.Recharging of Refrigerant1.Silver brazing filler 3.Low temperature brazing filler6-5-2.Flux 1.Reason why flux is necessary 6-5-1.Materials for BrazingNever use gas other than Nitrogen gas 2.Characteristics required for flux3.Types of flux 6-5-3.BrazingIf the definite conditions can be cleared 6-6-2.Restricted Items to Use the Existing Pipes6-6-4.Curing of Pipes Instruction of Works– 43 – 6-6-5.Final Installation Checks– 44 – Cautions for using existing pipe6-6-7.Recovering Refrigerant 6-6-6.Handling of Existing Pipe– 45 – 7-1.Outdoor Unit Control– 46 – 7-1-2.Print Circuit Board, MCC-1597Fan Motor IPDU– 47 – 7-1-3.Print Circuit Board, MCC-1599Interface CDB– 48 – 7-1-4.Print Circuit Board, MCC-1600Noise Filter1.PMV Pulse Motor Valve control 2.Discharge temperature release control7-2.Outline of Main Controls 3-2Heating fan control 3.Outdoor fan revolution number control– 50 – 3-1.Cooling fan control6.Electrical current release control 4.Defrost control5.Short interrupted operation preventive control 11.High-pressurerelease control 7.Heat sink temperature detection control8.Electrical current release value shift control 9.Over-currentprotective control– 53 – 13.Oil recovery control12.SV2 valve control – 54 – 14.Coil heating control2. Troubleshooting procedure 8. TROUBLESHOOTING8-1.Summary of Troubleshooting 1. Before troubleshooting– 56 – 1. Before troubleshooting2.Troubleshooting procedure <Wireless remote controller type>8-2-1.Outline of judgment 8-2.TroubleshootingCause of trouble occurrence – 58 –Lamp indication Check code– 59 – 8-2-2.Others Other than Check CodePage Page – 62 – Cause of operation Error mode detected by indoor unitOperation of diagnostic function Judgment and measures– 64 – Error mode detected by outdoor unitIndoor unit Operation of diagnostic functionCheck code Judgment and measures– 66 – LED display on outdoor P.C. board Dip switch setup<Latest error display> <Error display, which occurs at present>Page – 69 – – 70 – – 71 – – 72 – ¡l l l – 74 – – 75 – – 76 – Outdoor Check and troubleshooting– 77 – Check– 78 – TA, TC, TCJ, TE, TS, TO sensors Temperature sensorTA, TC, TCJ, TE, TS, TO sensors TD, TL sensorsREQUIREMENT <Contents>Procedure 4 seconds or more to call the service check modenIndoor unit power-ONsequence – 82 – 9-3.Outdoor UnitDisplay part D805 D804 D803 D802 D801 D8001.Outline Operation part1Display selection list 9-3-3.Others1.Selection of LED display SW800, SW803 operation – 84 –lllll¡ lllll¡ SW804 – 87 –<Specific operation> SW804 – 88 –10-1.Address Setup Procedure 10. ADDRESS SETUP<Terminology> 10-2.Address Setup & Group Control10-2-1.System Configuration Example – 91 –Change is necessary – 92 –Simultaneous triple and double twin system 10-3.Remote Controller WiringWiring diagram Simultaneous twin system1 2 3 4 5 6 7 8 9 10 11 END 2, 5,3, 6, 9 4, 7, 10-5.Confirmation of Indoor Unit No. Position 1 2 END1 2 3 END – 96 – <Maintenance/Check list>1 ACCESSORY PARTS ContentsDigital Inverter 2 SAFETY PRECAUTIONS3 INSTALLATION OF NEW REFRIGERANT AIR CONDITIONER – 98 –Electrical wiring 4 INSTALLATION CONDITIONS„Required Tools/Equipment and Precautions for Use „Before installationDigital Inverter „Installation Location„Necessary Space for Installation Unit: mm Digital InverterKnockout procedure „Installation of Outdoor Unit„Optional Installation Parts Locally procured Serial installation in front and rear„Branch Pipe „Connecting the Gas Side Pipe„Tightening of Connecting Part Branch pipe installation„Air Purge 6 AIR PURGING„Refrigerant Pipe Length „Airtight Test„Replenishing Refrigerant „How to Open the ValveRefrigerant replenishing procedure „Insulating the PipesWiring diagram „ Wiring between Indoor Unit and„Power and Wiring Specifications Digital Inverter How to wire10 TEST RUN 11 ANNUAL MAINTENANCEStripping length power cord and connecting wire 9 FINISHING13 FUNCTIONS TO BE IMPLEMENTED LOCALLY 14 TROUBLESHOOTING„Recovering Refrigerant Cautions for using existing pipeD804 15 APPENDIXDigital Inverter D805Existing pipe SW Digital InverterPage 13-2.Exchange of Compressor 13. HOW TO EXCHANGE COMPRESSOR13-1.Exchanging Procedure of Compressor Outline 1. Detachment RAV-SM224, RAV-SM280series1.Detachment 2.Attachment2. Attachment Procedure– 113 – 1. Detachment2. Attachment – 114 –2. Attachment – 115 –1. Detachment Attachment – 116 –Detachment 2. Attachment – 117 –1. Detachment 1. Detachment Procedureof Inverter Assembly front – 118 –2. Attachment – 119 –9Compressor 1. Detachment 2. Attachment – 120 –10Fan motor 1. Detachment <Compressor terminal> Procedure– 121 – No. Part name12Pulse motor 1. Detachment 11Compressor 2. Attachment3.Vacuuming 4.Refrigerant charge2. Attachment 12313Fan guard 1. Detachment 15-1.Outdoor Unit 15. EXPLODED VIEWS AND PARTS LIST– 125 – 15-2.Inverter Assembly – 127 – 15-3.Outdoor Unit – 129 – 15-4.Inverter Assembly RAV-SM – 131 –Location Model nameCheck of Concentration Limit WARNINGS ON REFRIGERANT LEAKAGETOSHIBA CARRIER CORPORATION