Related Manuals for Toshiba RAS-107SAV-E3
Summarization of Contents
1. SAFETY PRECAUTIONS
General Public Use Safety
Power supply cord requirements and general safety advice for public use.
R410A Refrigerant Installation Precautions
Precautions for R410A refrigerant, tools, and piping during installation.
Electrical Safety Warnings
Warnings regarding high voltage circuits and electrical safety precautions.
General Installation and Operation Warnings
General warnings about unit modification, installation, wiring, and grounding.
Installation Environment and Handling Cautions
Precautions regarding moisture, vibration, sharp edges, and earthquake preparedness.
2. SPECIFICATIONS
Unit Specifications and Electrical Characteristics
Details cooling/heating capacity, power supply, and electrical characteristics.
Indoor and Outdoor Unit Dimensions
Physical dimensions, net weight, and fan motor output for indoor and outdoor units.
Piping and Refrigerant Specifications
Specifications for piping connections, maximum length, and refrigerant type.
Operational Temperature Ranges
Usable temperature limits for indoor and outdoor units.
Operation Characteristic Curves
Graphs showing current vs. compressor speed for cooling and heating.
Capacity Variation by Temperature
Graphs showing capacity ratio change based on outside temperature.
3. REFRIGERANT R410A
R410A Safety During Installation and Servicing
Crucial safety precautions for handling R410A refrigerant during installation and servicing.
Refrigerant Piping Installation Guidelines
Guidelines for installing refrigerant piping, including materials and joints.
Piping Material and Joint Specifications
Details on copper pipe thicknesses and socket joint minimum thicknesses.
Piping Material Processing Procedures
Procedures and precautions for cutting and preparing piping materials.
Flare Processing Dimensions and Techniques
Dimensions for flare processing for R410A and R22, and flare nut dimensions.
Flare Connecting Procedures and Torque
Ensuring clean flare surfaces, proper alignment, and correct tightening torque.
4. TOOLS, RECHARGING, AND BRAZING
Required Tools for R410A Systems
List of exclusive tools for R410A and their interchangeability with conventional tools.
General Tools for R410A and R22
List of general tools that can be used for both R410A and R22 systems.
Refrigerant Recharging Procedure
Step-by-step procedure for recovering and recharging refrigerant.
Refrigerant Charging Safety Precautions
Important notes on not overcharging and handling leaks for refrigerant charging.
Brazing Materials and Flux Usage
Details on brazing fillers, flux necessity, types, and preparation.
Brazing Procedure to Prevent Oxidation
Method to prevent oxidation during brazing using nitrogen gas flow.
5. CONSTRUCTION VIEWS AND WIRING DIAGRAMS
Indoor Unit Construction Views
Diagram showing dimensions and parts of the indoor unit.
Outdoor Unit Construction Views
Diagram showing dimensions and parts of the outdoor unit.
Indoor Unit Wiring Diagram
Schematic showing electrical connections and components for the indoor unit.
Outdoor Unit Wiring Diagram
Schematic showing electrical connections and components for the outdoor unit.
6. ELECTRICAL PARTS AND REFRIGERANT CYCLE
Indoor Unit Electrical Parts Specifications
List of electrical components for the indoor unit with their specifications.
Outdoor Unit Electrical Parts Specifications
List of electrical components for the outdoor unit with their specifications.
Refrigerant Cycle Diagram
Diagram illustrating the refrigerant flow through the indoor and outdoor units.
Operation Data Table
Table showing operational data for cooling and heating under specific conditions.
7. CONTROL BLOCK DIAGRAMS
Indoor Unit Control Block Diagram
Block diagram showing the control functions and signal flow for the indoor unit.
Outdoor Unit Control Block Diagram
Block diagram showing the control functions and signal flow for the outdoor unit.
8. OPERATION DESCRIPTION
Outline of Air Conditioner Control System
Overview of the capacity-variable control system and unit functions.
Indoor and Outdoor Unit Controller Roles
Functions and responsibilities of the indoor and outdoor unit controllers.
Operation Command Signal Flow
Signals sent between indoor and outdoor unit controllers for operation.
Basic Operation and Cooling/Heating Control
Details on receiving user setup and controlling cooling/heating operations.
AUTO, DRY Operation Modes
How AUTO and DRY modes are selected and controlled based on conditions.
Indoor Fan Motor Control
Fan speed control for cooling and heating operations in manual and auto modes.
Capacity, Current Release, and Protective Controls
Controls for capacity, current release, and indoor heat exchanger temperature.
Defrost Control and Louver Control
Function to remove frost and control air direction via louvers.
ECO, Temporary, Discharge Temp. Controls
Energy saving, temporary operation, and discharge temperature controls.
Self-Cleaning, Remote A/B, and Comfort Modes
Self-cleaning function, remote A/B selection, and comfort sleep modes.
Hi-POWER Mode and Remote Control Indications
Features for enhanced performance and display indications on the remote controller.
9-3. AUTO RESTART FUNCTION
How to Set and Cancel Auto Restart
Procedure to enable, disable, and manage the auto restart function.
Power Failure Impact on Timer Operation
Effect of power failure on timer operation and timer reset.
9-4. REMOTE CONTROL OPERATIONS
Remote Control Functions and Buttons
Identification and description of buttons and indicators on the remote controller.
Remote Control Operations (Modes, Timers)
Instructions for operating various modes like DRY, ECO, Hi-POWER, timers, and preset operations.
Remote Controller Display Indications
Explanation of various indicators shown on the remote controller display.
10. INSTALLATION PROCEDURE
Unit Installation Diagram and Location Requirements
Requirements for unit placement, installation diagrams, and accessory parts.
Installation Tools, Wiring, and Piping Connections
Tools for installation, wiring connections, piping, and drain hose setup.
Evacuating, Leak Testing, and Test Operation
Procedures for system evacuation, leak testing, and performing test operations.
Outdoor Unit Installation and Piping Connection
Requirements for outdoor unit placement and refrigerant piping connection.
11. TROUBLESHOOTING
Troubleshooting Overview, Safety, and Non-Trouble Conditions
General troubleshooting, safety, and identification of normal operations.
Diagnostic Codes and Methods (LED, Remote Control)
Interpreting LED codes and using remote control for self-diagnosis.
Symptom-Based Troubleshooting (Wiring, Fan, Remote)
Diagnosing issues based on symptoms like no power, fan failure, or wiring problems.
Servicing Cautions and Diagnosis Tables
Cautions during servicing and tables correlating check codes with causes.
12. PART REPLACEMENT
Indoor Unit Part Replacement Procedures
Steps for replacing front panel, electrical parts, louver, heat exchanger, fan motor, and base bearing.
Outdoor Unit Part Replacement Procedures
Steps for replacing outdoor unit covers, inverter, fan motor, compressor, and reactor.
Component Checking Procedures
Methods for checking P.C. boards, sensors, motors, capacitors, and converter modules.
13. EXPLODED VIEWS AND PARTS LIST
Indoor Unit Exploded Views and Parts Lists
Exploded diagrams and parts lists for indoor unit components.
Outdoor Unit Exploded Views and Parts Lists
Exploded diagrams and parts lists for outdoor unit components.
P.C. Board Component Layout
Diagram showing the layout of components on the P.C. board.
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