Manuals / Toshiba / Household Appliance / Air Conditioner

Toshiba RAS-M14EACV-E, RAS-M13EKCVP-E, RAS-M18EACV-E 12-2, Microcomputer, 110, P.C. board layout

Models: RAS-B10EKVP-E RAS-M14EAV-E RAS-B13EKVP-E RAS-M18EAV-E RAS-M10EKCVP-E RAS-M16EKCVP-E RAS-M14EACV-E RAS-M18EACV-E RAS-M13EKCVP-E

1 136

Page 110

12-2.	Microcomputer

No.	Part name		Procedure	Remarks

!	Common procedure	1) Turn the power supply off to stop the		Replace terminal block,
			operation of air-conditioner.	microcomputer assembly and
		2)	Remove the front panel.	the P.C. board assembly.
		2)	Remove the front panel.
			• Remove the 2 fixing screws.
		3)	Remove the electrical part base.

<P.C. board layout>

R05 L01 C01 CN23 FUSE R04 R01

CN10

DB01

C03

T01

IC01

C20

IC03

J04

– 110 –

Page 110

Image 110

Toshiba RAS-M14EACV-E, RAS-M13EKCVP-E, RAS-M18EACV-E, RAS-M16EKCVP-E 12-2, Microcomputer, 110, P.C. board layout

Contents

FILE NO. A04-015 AIR-CONDITIONERSPLIT TYPE CONTENTS DANGER 1. SAFETY PRECAUTIONSFor general public use For Reference – 4 –Table of models that can be used in combination 2. SPECIFICATIONSTable of models that can be connected – 5 –– 6 – Page Heating Indoor: DB=20C Outdoor: DB/WB=7/6C – 8 –Cooling Indoor: DB/WB=27/19C Outdoor: DB=35C <Heating>RAS-M18EAV-E – 9 –<Cooling> RAS-M18EAV-E , RAS-M18EACV-E <Cooling> RAS-M14EAV-E, RAS-M14EACV-E 2-2-1.Operation Characteristic Curve– 10 – RAS-M14EAV-E, RAS-M14EACV-E <Cooling><Cooling> RAS-M18EAV-E, RAS-M18EACV-E 2-2-3.Operation Characteristic Curve– 11 – RAS-M18EAV-E, RAS-M18EACV-E3. REFRIGERANT R410A 3-1.Safety During Installation/Servicing3-2.Refrigerant Piping Installation 3-2-1.Piping Materials and Joints Used3-2-2.Processing of Piping Materials – 13 –– 14 – – 15 – General tools Conventional tools can be used 3-3.Tools3-3-1.Required Tools – 16 –3-4.Recharging of Refrigerant – 17 –3-5-2.Flux 3-5.Brazing of Pipes3-5-1.Materials for Brazing – 18 –– 19 – 3-5-3.BrazingNever use gas other than Nitrogen gas – 20 – 4. CONSTRUCTION VIEWS4-1.Indoor Unit RAS-B10EKVP-E RAS-B13EKVP-E RAS-B16EKVP-E4-2.Outdoor Unit – 21 –T3.15A 5. WIRING DIAGRAM5-1.Indoor Unit – 22 –5-2.Outdoor Unit – 23 –RAS-B16EKVP-E, RAS-B13EKVP-E, RAS-B10EKVP-E Specifications– 24 – RAS-M16EKCVP-E, RAS-M13EKCVP-E, RAS-M10EKCVP-EParts name 6-2.Outdoor Unit– 25 – Model name– 26 – 7. REFRIGERANT CYCLE DIAGRAM7-1.Refrigerant Cycle Diagram RAS-B13EKVP-E, RAS-B10EKVP-E RAS-M14EAV-ERAS-M13EKCVP-E, RAS-M10EKCVP-ERAS- M14EACV-E Page – 29 – 7-2.Operation Data – 30 –8-1.Indoor Unit 8. CONTROL BLOCK DIAGRAMREMOTE CONTROLLER – 31 –REMOTE CONTROLLER RAS-M10EKCVP-E, RAS-M13EKCVP-E, RAS-M16EKCVP-EM.C.U CONTROL BLOK DIAGRAM Outdoor unit– 33 – M.C.U– 34 – 9. OPERATION DESCRIPTION9-1.Outline of Air Conditioner Control Page Contents9-2.Operation Description Page – 37 – Ts – – 38 –Ts + Fan only operation Cooling-onlymodelItem Symbols– 39 – Operation flow and applicable data, etcDescription – 40 –Operation flow and applicable data, etc <In heating operation> Heat pump modelItem outdoor temperatureTo and– 41 – Operation flow and applicable data, etc– 42 – – 43 – Operation flow and applicable data, etc – 44 –Item <In cooling/dry operation>Operation flow and applicable data, etc – 45 –Item DescriptionOperation flow and applicable data, etc – 46 –Item DescriptionOperation flow and applicable data, etc – 47 –Item DescriptionDescription – 48 –Operation flow and applicable data, etc – 49 – 3. Operation 1. Purpose2. Description 1. PurposeDescription – 51 –Operation flow and applicable data, etc Item Clean operation– 52 – Operation flow and applicable data, etc– 53 – Setting the clean operationOutline diagram of P.C. board Item– 54 – Setting the remote controllerSetting the selector switch on the main unit Item– 55 – 9-3-1.How to Set the Auto Restart Function9-3.Auto Restart Function 9-3-3.Power Failure During Timer Operation 9-4.FILTER Indicator9-3-2.How to Cancel the Auto Restart Function 9-4-1.How to Turn Off FILTER Indicator– 57 – 9-5.Remote Controller and Its Fuctions9-5-1.Parts Name of Remote Controller adbhj – 58 –Display – 59 – 9-6. Hi-POWERModeHi-POWERbutton on the remote controller is pushed 10. INSTALLATION PROCEDURE 10-2.OptionalParts, Accesories and Tools Optional Installation PartsAccessory and Installation Parts – 61 –Installation/Service Tools – 62 –Drilling a Hole and Mounting Installation Plate 10-3.Installation of Indoor UnitInstallation Location – 63 –Electrical Work – 64 –Wiring Connection – 65 –Piping and Drain Hose Installation – 66 –In case of bottom right or bottom left piping – 67 –In case of right or left piping Left-handconnection with piping– 68 – Indoor Unit InstallationDrainage – 69 – Table of models that can be used in combinationNOTES – 70 – 10-5.Installation of Outdoor Unit10-5-1.Installation Location Draining the water – 71 –10-5-2.Refrigerant Piping Connection – 72 –10-5-3.Evacuating – 73 –10-5-4.Wiring Connection – 74 –10-7.Check and Test Operation Miswiring Mis-pipingCheck10-6.Grounding – 75 –10-8.TestOperation Gas Leak Test Auto Restart SettingRemote Control Selector Switch Setting Test Operation– 77 – 10-9.USEFUL FUNCTIONSSelf-Diagnosisby LED Indication 11. HOW TO DIAGNOSE THE TROUBLE – 78 –– 79 – < Discharging method >11-1.First Confirmation 11-1-1.Confirmation of Power Supply11-1-2.Confirmation of Power Voltage – 80 –– 81 – 11-2.Primary Judgment11-3.Judgment by Flashing LED of Indoor Unit NOTES– 82 – 11-4-2.Caution at Servicing – 83 –Operation of diagnosis function – 84 –Block distinction Judgment and action<Confirmation procedure> 11-5.Judgment of Trouble by Every Symptom11-5-1.Indoor Unit Including Remote Controller – 85 –3 Only the indoor motor fan does not operate – 86 –Primary check <Inspection procedure> <Cause><Primary check> 5 Troubleshooting for remote controller– 88 – – 89 – 1Outdoor unit does not operate<Check procedure> – 90 –11-7.Trouble Diagnosis by Outdoor LED – 91 –– 92 – 11-7.TroubleshootingHow to check output of the air purifier <Caution on High Voltage!!>Operation check – 93 –Primary check – 94 – Diagnosis/Process flowchartContents Item– 95 – 11-9.How to Check Simply the Main Parts11-9-1.How to Check the P.C. Board Indoor Unit – 96 – 3 Check procedures TableProcedure Check points– 97 – 1 Sensor characteristic table11-9-2.P.C. Board Layout – 98 – 11-9-3.Indoor Unit Other Parts11-9-4.Outdoor Unit – 99 – + ~ ~11-9-5.Checking Method for Each Part 2. Cause 1.Symptom– 100 – Indoor Unit 12. HOW TO REPLACE THE MAIN PARTS12-1 – 101 –<How to assemble the front panel> Proceduresinstallation plate 102– 103 – No. Part name Procedures– 104 – – 105 – – 106 – 107 108 No. Part name Procedures– 109 – Cross flow <Caution at reassembling>– 110 – 12-2Microcomputer P.C. board layout12-3.Outdoor Unit – 111 –Part name Procedures112 Detachment113 – 114 – Part name Procedures– 115 – Remarks– 116 – – 117 – Part name Procedures– 118 – Remarks– 119 – Remarks– 120 – Outdoor unit main PCB MCC-5009– 121 – Outdoor unit Sub PCB MCC-5009– 122 – 13. EXPLODED VIEWS AND PARTS LIST13-1.Indoor Unit – 123 – 13-2.Outdoor Unit – 124 –13-3.P.C. Board Layout 125Appendix Cord Heater Installation WorkSpecifications/Vendor Appendix-1Appendix Specifications/VendorSpecifications Appendix-2Appendix-3 3. Cord heater installation wiring diagramAppendix Procedure 4. Cord heater installation work procedurePhoto / Explanatory diagram AppendixAppendix Photo / Explanatory diagramProcedure Appendix-5Appendix Photo / Explanatory diagramProcedure Appendix-6Appendix Photo / Explanatory diagramProcedure Appendix-7Assembly Photo / Explanatory diagramProcedure Appendix8 5.8 Appendix5. Drawing of thermostat fixing plate 11 28 11 18Appendix Appendix-10

12-2.

Microcomputer

<P.C. board layout>

– 110 –