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Toshiba RAV-SM803AT-E Service Manual

Toshiba RAV-SM803AT-E
195 pages
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R410A
FILE NO. A06-010
Revised : Mar. 2007
SERVICE MANUAL/INTEGRATION
AIR-CONDITIONER
SPLIT TYPE
INDOOR UNIT
<DIGITAL INVERTER>
RAV-SM563UT-E RAV-SM562BT-E RAV-SM562CT-E
RAV-SM803UT-E RAV-SM802BT-E RAV-SM802CT-E
RAV-SM1103UT-E RAV-SM1102BT-E RAV-SM1102CT-E
RAV-SM1403UT-E RAV-SM1402BT-E RAV-SM1402CT-E
<SUPER DIGITAL INVERTER>
RAV-SP1102UT-E
OUTDOOR UNIT
<DIGITAL INVERTER>
RAV-SM563AT-E RAV-SM803AT-E RAV-SM1103AT-E RAV-SM1403AT-E
<SUPER DIGITAL INVERTER>
RAV-SP562AT-E RAV-SP802AT-E RAV-SP1102AT-E RAV-SP1402AT-E
PRINTED IN JAPAN, Mar.,2007 ToMo

Table of Contents

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Toshiba RAV-SM803AT-E Specifications

General IconGeneral
BrandToshiba
ModelRAV-SM803AT-E
CategoryAir Conditioner
LanguageEnglish

Summary

Service Manual/Integration

Safety Caution

Explanation of indications and illustrated marks for user safety during operation and maintenance.

New Refrigerant (R410A) Safety and Handling

Precautions for R410A refrigerant safety, installation, service, and pipe materials.

Tools for R410A Refrigerant Systems

Lists required and general tools for R410A installation and service.

Specifications - Indoor Units

Detailed specifications for various indoor unit types, including Digital and Super Digital Inverter models.

Specifications - Outdoor Units

Detailed specifications for Digital and Super Digital Inverter outdoor units.

Operation Characteristic Curves

Graphs showing compressor speed vs. current for Digital and Super Digital Inverter models.

Air Ducting Work - Static Pressure Characteristics

Static pressure characteristics for various concealed duct models.

Construction Views - Indoor Units

External views and dimensions for 4-Way Air Discharge Cassette, Concealed Duct, and Under Ceiling types.

Construction Views - Outdoor Units

External views and dimensions for Digital and Super Digital Inverter outdoor units.

Wiring Diagrams - Indoor Units

Wiring diagrams for 4-Way Air Discharge Cassette, Concealed Duct, and Under Ceiling indoor units.

Wiring Diagrams - Outdoor Units

Wiring diagrams for Digital Inverter outdoor units.

Specifications of Electrical Parts - Indoor Units

Lists electrical parts for 4-Way Air Discharge Cassette, Concealed Duct, and Under Ceiling indoor units.

Specifications of Electrical Parts - Outdoor Units

Lists electrical parts for Digital Inverter outdoor units.

Accessory Separate Soldparts

Details on optional accessory parts like drain up kits and ceiling panels.

Refrigerant R410A - Safety and Installation

Safety precautions, installation, servicing, and refrigerant piping guidelines for R410A.

Refrigerant Piping Installation - Processing

Guidelines for processing copper pipes, including flare and socket joint procedures.

Refrigerant Piping Installation - Flare Procedures

Detailed procedures and dimensions for flare processing and nut dimensions for R410A and R22.

Refrigerant Piping - Flare Connecting Procedures

Precautions and torque values for connecting flare surfaces correctly.

Refrigerant Handling - Recharging

Steps for recharging refrigerant, including recovery, vacuuming, and charging procedures.

Refrigerant Handling - Brazing and Flux

Materials for brazing, reasons for flux, and characteristics of flux.

Refrigerant Piping - Brazing Method and Materials

Brazing procedures to prevent oxidation, types of flux, and piping materials.

Reusing R22/R407C Piping for R410A

Instructions and conditions for reusing existing R22/R407C refrigerant piping with R410A models.

Final Installation Checks for Reusing Piping

Checks for scratch/dent, oil condition, and pipe compatibility when reusing existing pipes.

Refrigerant Recovery Methods

Procedures for recovering refrigerant from specific outdoor unit models.

Control Block Diagram - Indoor Unit

Block diagram illustrating the indoor unit's control circuit and components.

Control Specifications

Details on unit reset, operation mode selection, and temperature control.

Control Specifications - Capacity and Air Speed

Specifications for automatic capacity control and air speed selection.

Control Specifications - Fan and Freeze Protection

Specifications for heating fan control, cool air discharge preventive control, and freeze preventive control.

Control Specifications - High-Temp Release and Defrost

Specifications for high-temperature release control and defrost control.

Control Specifications - Drain Pump and Louver Control

Specifications for drain pump control, after-heat elimination, and louver control.

Control Specifications - Frequency Fixed Operation and Filter Display

Specifications for test run operations and filter reset signal display.

Control Specifications - Central Control and Energy Save

Specifications for central control mode, energy-saving control, and louver position.

Control Specifications - Frequency Cut and DC Motor

Specifications for maximum frequency cut control and DC motor operation.

Indoor Print Circuit Board Details

Diagram and identification of components on the indoor P.C. board (MCC-1402).

Indoor Control Circuit - P.C. Board Connector Specs

Specifications for optional connectors on the indoor P.C. board.

Outdoor Controls - Print Circuit Board Comparison

Comparison table of P.C. boards for Digital Inverter models.

Troubleshooting - Check Code List

List of check codes detected by indoor and outdoor units, with causes and measures.

Troubleshooting - Error Mode Detected by LED on Outdoor P.C. Board

Error modes detected by LEDs on the outdoor P.C. board.

Troubleshooting Procedures by Check Code

Step-by-step troubleshooting procedures for specific error codes like E01, E09, E04, etc.

Troubleshooting - Relational Graph of Temperature Sensor Resistance

Graphs showing the relationship between temperature sensor resistance and temperature.

Replacement of Service Indoor P.C. Board

Procedures for replacing the indoor P.C. board, including EEPROM data handling.

Setup at Local Site and Others - Indoor Unit Test Run

Procedure for test run setup on remote controllers (wired and wireless).

Setup at Local Site and Others - Remote Controller Cabling and Setting

Instructions for cabling and setting wired and wireless remote controllers as sub-units.

Setup at Local Site and Others - Monitor Function

How to use the remote controller's monitor function to check sensor temperatures.

Setup at Local Site and Others - TCC-LINK Adapter

Function, wiring, and P.C. board switch setup for TCC-LINK adapter for central control.

Address Setup - Manual Setting

Procedure for manually setting indoor unit addresses using the remote controller.

Address Setup & Group Control

Terminology, system configurations, and automatic address examples for group control.

Detached Parts - Indoor Unit

Procedures for detaching and attaching parts of the indoor unit.

Exploded Views and Parts List - Indoor Units

Exploded views and part lists for 4-Way Air Discharge Cassette, Concealed Duct, and Under Ceiling indoor units.

Exploded Views and Parts List - Outdoor Units

Exploded views and part lists for Digital Inverter outdoor units.

Replacement of Main Parts (Sold Separately)

Procedures for replacing drain up kit components.

Cord Heater Installation Work

Recommendations for parts and tools required for cord heater installation.

Cord Heater Installation Procedures

Step-by-step procedures for installing the cord heater, including cabinet and component removal.

Warnings on Refrigerant Leakage

Important warnings and guidelines regarding refrigerant leakage and concentration limits.

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