Manuals / Toshiba / Household Appliance / Air Conditioner

Toshiba RAV-SM804UT-E 140, ‡Fan motor 1. Detachment, Attachment, No. Part name, Procedure

Models: RAV-SP1104ATZG-E RAV-SP1104ATZ-E RAV-SP1404ATZ-E RAV-SM804UT-E RAV-SP1404AT-E RAV-SP1404ATZG-E RAV-SP1104AT-E RAV-SM1104UT-E RAV-SM1404UT-E

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Page 140

‡Fan motor 1. Detachment

No. Part name

Procedure

Remarks

‡Fan motor 1. Detachment

1)	Carry out work of item 1 of ‚.	Fixing screw A

2)	Remove connectors which are connected

from the control P.C. board to the other parts and then remove each wiring from the clamp.

CN510 : Louver motor (20P, White)

CN34 : Float switch (3P, Red)

	CN504 : Drain pump (2P, White)	Fixing screw B
	CN101 : TC sensor (2P, Black)	Fixing screw B
	CN101 : TC sensor (2P, Black)
	CN102 : TCJ sensor (2P, Red)	Electric parts box

CN104 : Room temp. Sensor (2P, Orange)

CN333 : Fan motor power supply	Clamp
CN333 : Fan motor power supply
(5P, White)
CN334 : Fan motor position detection
(3P, White)

	NOTE :
	Unlock the lock of the housing part and then
	remove the connector.
			Fan motor lead	TC sensor TCJ sensor
	3) Remove the fixing screws A and B, and		Fan motor lead	TC sensor TCJ sensor
	3) Remove the fixing screws A and B, and		Bell mouth	Nut cap
	then remove the electric parts box.		Bell mouth	Nut cap
	then remove the electric parts box.
	(Fixing screw A: Ø4 × 10, 3 pcs,
	Fixing screw B: Ø4 × 8, 1 pc.)

4) Remove the fan motor lead, TC sensor and TCJ sensor from clamp of the bell mouth.

5) Remove the fixing screws and then remove the bell mouth. (Ø4 × 10, 8 pcs.)

6)Remove the fixing screws and then remove the nut cap. (Ø4 × 10, 2 pcs.)

7)Remove the fixing nut and then remove

the turbo fan. (M8 nut with flange, 1 pc.)

8)	Remove the fixing screws and then
	remove the motor lead holding bracket.
	(Ø4 × 8, 2 pcs.)
9)	Cut the bundling band and then remove it	Fixing screw
	from the clamp.	Fixing screw
10) Remove the fixing nut and then remove		Turbo fan
10) Remove the fixing nut and then remove
	the fan motor. (Ø6 nut, 3 pcs.)

2. Attachment
	1) Fix the parts as before in order of fan
	motor → motor lead holding bracket →
	turbo fan → nut cap → bell mouth.

	NOTE :
	Fix the motor lead to the clamp without
	slack as before using bundling band.
	When fixing the turbo fan, be sure to match
	the D-cut of the fan boss with D-cut of the	M8 nut with flange
	motor shaft.
	Using a torque wrench, fix the turbo fan and
	+0.5
	tighten it to 5.4 –0.2Nm.

– 140 –

Image 140

Toshiba RAV-SM804UT-E, RAV-SM1404UT-E, RAV-SM1104UT-E ‡Fan motor 1. Detachment, Attachment, No. Part name, Procedure

Contents

INDOOR UNIT OUTDOOR UNITDIGITAL INVERTER <SUPER DIGITAL INVERTER>CONTENTS SAFETY CAUTIONSPECIFICATIONS WIRING DIAGRAM6. REFRIGERANT R410A 7. INDOOR CONTROL CIRCUITSAFETY CAUTION DANGERExplanation of indications Explanation of illustrated marks– 5 – – 6 – 1. Safety Caution Concerned to New Refrigerant 2.Cautions on Installation/Service• New Refrigerant R410A 3.Pipe Materials– 8 – 4.ToolsGeneral tools Conventional tools can be used 1. SPECIFICATIONS 1-1.Indoor Unit1-1-1. 4-WayAir Discharge Cassette Type – 9 –– 10 – ModelIndoor unit SM564UT-E– 11 – <Twin type>Page – 13 – 1-1-2.Concealed Duct Type <Single type>– 14 – Twin type– 15 – 1-1-3.Under Ceiling Type <Single type>– 16 – Twin type– 17 – 1-1-4.High Wall Type <Single type>– 18 – <Twin type>– 19 – ModelIndoor unit RAV-SM562MUT-E– 20 – <Twin type>Indoor unit SM562MUT-E1-2.Outdoor Unit <Super Digital Inverter>1-3.Operation Characteristic Curve – 22 –RAV-SM564UT-E 2-1.Indoor Unit– 23 – – 24 – RAV-SM804UT-E– 25 – RAV-SM1104UT-E, RAV-SM1404UT-E2-2.Outdoor Unit – 26 –– 27 – RAV-TWP30E2, RAV-TWP50E2Simultaneous Twin3. SYSTEMATIC REFRIGERATING CYCLE DIAGRAM 3-1.Indoor Unit3-2.Outdoor Unit 3-3.Systematic Diagram of Refrigerating Cycle– 29 – RAV-SP1104AT-E, RAV-SP1104ATZ-E, RAV-SP1104ATZG-E4. WIRING DIAGRAM 4-1.Indoor UnitControl P.C. Board for Indoor UnitControl P.C. Board MCC-1570 4-2.Outdoor Unit Wiring DiagramColor Identification – 31 –5. SPECIFICATIONS OF ELECTRICAL PARTS 5-3.Accessory Separate Sold Parts5-1.Indoor Unit 5-2.Outdoor Unit Parts Ratings6-1.Safety During Installation/Servicing 6-2.Refrigerant Piping Installation6. REFRIGERANT R410A 6-2-1.Piping Materials and Joints Used6-2-2.Processing of Piping Materials – 34 –Table 6-2-1Thicknesses of annealed copper pipes Thickness mmFig. 6-2-1Flare processing dimensions Flare and flare nut dimensions for R410AFlare and flare nut dimensions for R22 – 35 –– 36 – NominalOuter diameter Tightening torque6-3.Tools 6-4.Recharging of RefrigerantFig. 6-4-1Configuration of refrigerant charging 6-3-1.Required Tools6-5.Brazing of Pipes 3.Low temperature brazing filler6-5-2.Flux 1.Reason why flux is necessary 6-5-1.Materials for Brazing2.Characteristics required for flux 3.Types of flux •Noncorrosive flux•Activated flux 6-5-3.Brazing6-6.Instructions for Re-usePiping of R22 or R407C 6-6-4.Curing of Pipes6-6-5.Final Installation Checks – 41 –DANGER Cautions for using existing pipe6-6-6.Handling of Existing Pipe Operation method7-1.Indoor Controller Block Diagram 7-1-1.Connection of Main Sub Remote ControllerWeekly timer 7. INDOOR CONTROL CIRCUITCase of TCC-LINKadapter – 44 –Indoor unit #1 Master Wireless remote controller kit Main sub master remote controllerWeekly timer – 45 –7-2.Control Specifications Outline of specifications– 46 – ItemRemarks Outline of specificationsItem Outline of specifications – 48 –Remarks <COOL>Outline of specifications – 49 –Item RemarksOutline of specifications – 50 –Item RemarksOutline of specifications Setup at shipment– 51 – ItemOutline of specifications <<Individual air direction setup>>– 52 – RemarksOutline of specifications – 53 –Item 12Louver control <<Selection of Swing mode>>Outline of specifications – 54 –Item RemarksOutline of specifications – 55 –Item RemarksOutline of specifications – 56 –Item RemarksOutline of specifications – 57 –Item Remarks– 58 – ∗This option is not provided to oversea models7-4.Indoor Print Circuit Board– 59 – <MCC-1570>8-1.Outdoor Controls 8-1-1.Print Circuit Board– 60 – Viewed from parts of P.C board2.Discharge temperature release control 8-2.Outline of Main Controls1.PMV Pulse Motor Valve control REQUIREMENT3. Outdoor fan control 3-1Cooling fan control3-2Heating fan control – 62 –4.Coil heating control 5.Short intermittent operation preventive control6.Current release control REQUIREMENT7.Current release value shift control 8.Over-currentprotective control9.High-pressurerelease control – 64 –10.Defrost control Start of heating operation9. TROUBLESHOOTING 9-1.Summary of Troubleshooting1.Before troubleshooting 2. Troubleshooting procedure2.Troubleshooting procedure 1.Before troubleshooting<Wireless remote controller type> – 67 –9-2.Troubleshooting 9-2-1.Outline of judgmentPage 9-2-2.Others Other than Check Code – 70 –Page Check Code List Outdoor – 73 – Error mode detected by indoor unit – 74 –– 75 – Error mode detected by outdoor unit – 76 –– 77 – – 78 – Check code E01 errorE09 error – 79 – E04 errorE10 error E18 error E08, L03, L07, L08 errorL09 error – 80 –L20 error L30 errorP30 error Central controller – 81 –P10 error F10 errorP12 error – 83 –– 84 – F02 errorF01 error C06 error TCC-LINKcentral controller E03 error Master indoor unit F29 errorP31 error Follower indoor unit – 86 –Dip switch setup <Latest error display><Error display, which occurs at present LED display on outdoor P.C. boardll ¡l – 89 – – 90 – – 91 – – 92 – Page – 94 – – 95 – Check and troubleshooting CheckOutdoor codel¥ ¡¥ Temperature sensor TA, TC, TCJ,TE, TS, TO sensorsTD, TL sensors TA, TC, TCJ,TE, TS, TO sensors10. REPLACEMENT OF SERVICE P.C. BOARD <Replacement procedures>CASE 10-1.Indoort UnitCODE No. required at least 1 Setting data read out from EEPROM– 100 – 3 Writing the setting data to EEPROM 3 6 5101 <Fig. 1 RBC-AMT32E><Fig. 2> <Fig. 2 EEPROM layout diagram>– 102 – Table 1. Setting data CODE No. table example – 103 –Table 2. Type: CODE No. Table 3. Indoor unit capacity CODE No.Page 11. SETUP AT LOCAL SITE AND OTHERS 3 4 511-1.Indoor Unit 11-1-1.Test Run Setup on Remote Controllerconditioner from the wireless remote controller 1 Turn off power of the air conditionerTurn off power of the air conditioner – 106 –– 107 – 4, 5,<In case of wireless remote controller> 1.D501 Red 2.D403 Red3.D503 Yellow: Main bus communication 4.D504 Green: Sub bus communication3 4 5 6 3 6 14 5 2 1 2 3 4 5 6 ENDContents – 110 –Function selection item No. DN list ItemContents – 111 –Item At shipment from factory<Wired remote controller> <Wireless remote controller>Setup method – 112 –2 4 1 nCalling of sensor temperature display <Contents><Procedure> call the service monitor modenCalling of error history Contents <Procedure>4 seconds or more to call the service check mode REQUIREMENTnIndoor unit power-ONsequence – 115 –11-2.Setup at Local Site / Others 2. Microprocessor block diagram3.TCC-LINKwiring connection 1. Function4. Wiring specifications 5. P.C. board switch SW01 setup– 117 – Size6. External view of P.C. board assembly 7. Address setup11-3.How to Set up Central Control Address Number 1 2 3– 119 – 1 Push UNIT LOUVER button for 4 seconds or more3. How to set up type of swing 4 Push SET 5 Push TEST to finish the setupREQUIREMENT – 120 –4. How to set louver lock Louver fix 5. How to clear louver lock6. How to set contents of save operation NOTIFICATION11-4.Outdoor Unit Operation method11-4-1.Refrigerant Recovery Control 1221. Outline – 123 –Operation part Display part11-4-4.Others 1.Selection of LED display SW800, SW803 operation– 124 – 1Display selection listlllll¡ lllll¡ ¡llll¡ l¡lll¡ SW804 – 127 –Specific operation – 128 – SW80412. ADDRESS SETUP 12-1.Address Setup<Address setup procedure> – 129 –12-2.Address Setup & Group Control 12-2-1.System configuration– 130 – <Terminology>– 131 – 1. Standard One outdoor unit1 Single 2 Gr operation10 11 2, 5,3, 6, 9 4, 7, 1 2 3 4 5 6 7 8 9 10 11 END1 2 END 1 2 3 END<Procedure> <Procedure><Maintenance/Check list> – 134 –13. DETACHMENTS 13-1.Indoor Unit13-1-1. 4-WayAir Discharge Cassette Type – 135 –Procedure – 136 –2.Attachment Part nameProcedure – 137 –2. Attachment No. Part nameProcedure – 138 –1. Detachment 2.AttachmentProcedure – 139 –†Drain cap 1. Detachment 2. AttachmentProcedure – 140 –‡Fan motor 1. Detachment 2. AttachmentProcedure – 141 –‡Fan motor 2. Attachment No. Part nameProcedure – 142 –ˆDrain pump 1. Detachment 2. AttachmentProcedure – 143 –2.Attachment ŠDrain pan 1. DetachmentProcedure – 144 –1. Detachment 2. Attachment13-2.Outdoor Unit XREQUIREMENTX– 145 – XCAUTIONXProcedure – 146 –‚Discharge 1. Detachment No. Part name„Replacement of 1. Control P.C. board Procedure– 147 – No. Part nameNo. Part name Procedure– 148 – Procedure XREQUIREMENTX– 149 – No. Part name– 150 – †Compressor 1. Removal of defective compressorNo. Part name RemarksProcedure – 151 –†Compressor 2. Mounting of compressor 3. VacuumingProcedure REQUIREMENTREQUIREMENT – 152 –14. EXPLODED VIEWS AND PARTS LIST 14-1.Indoor Unit– 154 – LocationPart No Description– 155 – LocationDescription Model Name308, – 157 – RBC-AX31U W-E, RBC-AX31U WS-ELocation Part No14-2.Outdoor Unit – 159 – 709, WARNINGS ON REFRIGERANT LEAKAGE Check of Concentration LimitTOSHIBA CARRIER CORPORATION