Table Of Contents - Toshiba RAS-B10N3KV2-E Service Manual

Table of Contents

Service Manual1
Table Of Contents2
Safety Precautions3
Warning4
Caution5
Specifications6
Operation Characteristic Curve7
Capacity Variation Ratio According To Temperature7
Refrigerant R410A8
Safety During Installation/Servicing8
Refrigerant Piping Installation8
Piping Materials And Joints Used8
Thicknesses Of Annealed Copper Pipes9
Minimum Thicknesses Of Socket Joints9
Processing Of Piping Materials9
Flare Processing Procedures And Precautions9
Dimensions Related To Flare Processing For R410A10
Dimensions Related To Flare Processing For R2210
Flare And Flare Nut Dimensions For R410A10
Flare Processing10
Flare And Flare Nut Dimensions For R2211
Tightening Torque Of Flare For R410A [Reference Values]11
Relations Between Flare Nut And Flare Seal Surface11
Flare Connecting Procedures And Precautions11
Required Tools12
Tools Exclusive For R410A12
General Tools (Conventional Tools Can Be Used)12
Recharging Of Refrigerant13
Brazing Of Pipes14
Materials For Brazing14
Flux14
Reason Why Flux Is Necessary14
Brazing15
Prevention Of Oxidation During Brazing (Diagram)15
Types Of Flux15
Piping Materials For Brazing And Used Brazing Filler/Flux15
Construction Views16
Indoor Unit Diagram16
Outdoor Unit Diagram17
Wiring Diagram18
Specifications Of Electrical Parts19
Refrigerant Cycle Diagram - Ras-B10N3Kv2-E / Ras-10N3Av2-E20
Refrigerant Cycle Diagram - Ras-B13N3Kv2-E / Ras-13N3Av2-E21
Operation Data22
Control Block Diagram - Indoor Unit23
Control Block Diagram - Outdoor Unit (Inverter Assembly)24
Operation Description25
Outline Of Air Conditioner Control25
Role Of Indoor Unit Controller25
Role Of Outdoor Unit Controller25
Basic Operation27
Operation Control27
Cooling/Heating Operation28
Auto Operation28
Dry Operation28
Indoor Fan Motor Control29
In Cooling Operation29
In Heating Operation30
Outdoor Fan Motor Control31
Capacity Control32
Current Release Control32
Release Protective Control By Temperature Of Indoor Heat Exchanger33
Defrost Control (Only In Heating Operation)34
Louver Control35
Louver Position35
Air Direction Adjustment35
Swing35
Eco Operation36
Temporary Operation37
Discharge Temperature Control37
Pulse Modulating Valve (P .M.v.) Control38
Self-Cleaning Function39
Remote-A Or B Selection40
Quiet Mode41
Comfort Sleep Mode41
One-Touch Comfort41
Hi-Power Mode42
Fil Ter Indicator42
How To Set The Auto Restart Function43
When The Unit Is Standby (Not Operating)43
When The Unit Is In Operation43
How To Cancel The Auto Restart Function44
Power Failure During Timer Operation44
Remote Control45
Function Of Push Putton45
Operation Of Remote Control45
Daily Timer46
Display Of Remote Control48
Installation Procedure49
Installation Diagram Of Indoor And Outdoor Units49
Before Installing The Wireless Remote Controller49
Installation50
Optional Installation Parts50
Fixing Bolt Arrangement Of Outdoor Unit50
Accessory And Installation Parts51
Installation/Servicing Tools52
New Tools For R410A52
Indoor Unit53
Installation Place53
Cutting A Hole And Mounting Installation Plate53
Wiring Connection54
How To Connect Remote Controller For Wire Operation55
Piping And Drain Hose Installation56
Die-Cutting Front Panel Slit56
Changing Drain Hose56
How To Install And Remove The Drain Hose56
How To Fix The Drains Cap57
In Case Of Right Or Left Piping57
In Case Of Bottom Right Or Bottom Left Piping57
Left-Hand Connection With Piping57
Indoor Unit Fixing58
Drainage58
Outdoor Unit59
Installation Place For The Outdoor Unit59
Refrigerant Piping Connection59
Tightening Connection59
Evacuating60
Using A Vacuum Pump60
Shaping Pipes60
5 Points For Piping Work60
Electrical Work61
Wiring Connection (Outdoor Unit)61
Packed Valve Handling Precautions61
Stripping Length Of The Connecting Cable61
Others62
Gas Leak Test62
Remote Control A-B Selection62
Auto Restart Setting62
How To Diagnose The Trouble63
Precautions When Handling The New Inverter (3Dv Inverter)63
Precautions When Inspecting The Control Section Of The Outdoor Unit64
Discharging Method64
First Confirmation65
Onfirmation Of Power Supply65
Confirmation Of Power Voltage65
Operation Which Is Not A Trouble (Program Operation)65
Primary Judgment66
Judgment By Flashing Led Of Indoor Unit66
Self-Diagnosis By Remote Controller (Check Code)67
How To Use Remote Controller In Service Mode67
Caution At Servicing68
Judgment Of Trouble By Every Symptom70
Indoor Unit (Including Remote Controller)70
Power Is Not Turned On (Does Not Operate Entirely)70
Power Is Not Turned On Though Indoor P.c. Board Is Replaced71
Only The Indoor Motor Fan Does Not Operate72
For Ac Fan Motor - Inspection Procedure73
Troubleshooting For Remote Control74
Wiring Failure (Interconnecting And Serial Signal Wire)75
Outdoor Unit Does Not Operate75
Outdoor Unit Stops In A Little While After Operation Started75
How To Check Simple The Main Parts76
How To Diagnose Trouble In Outdoor Unit77
Summarized Inner Diagnosis Of Inverter Assembly77
How To Check Simply The Main Parts78
How To Check The P.c. Board (Indoor Unit)78
P.c. Board Layout80
Sensor Characteristic Table80
Indoor Unit (Other Parts) Checks81
Outdoor Unit Checks81
Checking Method For Each Part82
How To Simply Judge Whether Outdoor Fan Motor Is Good Or Bad83
How To Replace The Main Parts84
Indoor Unit Parts Replacement84
Front Panel Replacement84
Electric Parts Box Assembly Replacement86
Horizontal Louver Replacement87
Evaporator (Heat Exchanger) Replacement87
Bearing Replacement88
Fan Motor Replacement89
Cross Flow Fan Replacement90
Microcomputer Replacement91
Outdoor Unit Parts Replacement92
Front Cabinet Replacement93
Inverter Assembly Replacement94
Control Board Assembly Replacement95
Side Cabinet Replacement96
To Replace The Fan Motor96
Compressor Replacement97
Reactor Replacement97
Electronic Expansion Valve Coil Replacement98
Fan Guard Replacement98
Te Sensor (Outdoor Heat Exchanging Temperature Sensor) Replacement99
Ts Sensor (Suction Pipe Temperature Sensor) Replacement99
Td Sensor (Discharge Pipe Temperature Sensor) Replacement99
To Sensor (Outside Air Temperature Sensor) Replacement99
Replacement Of Temperature Sensor For Servicing Only100
Parts For Servicing Sensors Table100
Exploded Views And Parts List101
Indoor Unit (Part-E) Exploded View101
Indoor Unit Exploded View102
Wireless Remote Controller 1102
Outdoor Unit Exploded View103
Pc Board Layout104