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General| Brand | Toshiba |
|---|---|
| Model | RAS-18UAX |
| Category | Air Conditioner |
| Language | English |
Detailed technical specifications for various air conditioner models, including capacity, power, and noise levels.
Diagrams illustrating the dimensions and components of the indoor unit for installation.
Diagrams showing the dimensions and external features of the 18 Class outdoor units.
Diagrams illustrating the dimensions and external features of the 24 Class outdoor units.
Electrical wiring diagram for the RAS-18UFHP-E and RAS-18UAH-E models.
Electrical wiring diagram for RAS-18UFP-E, RAS-18UA-E, RAS-18UFPX, and RAS-18UAX.
Electrical wiring diagram for the RAS-18UFP-AR and RAS-18UA-AR models.
Electrical wiring diagram for the RAS-24UFHP-E and RAS-24UAH-E models.
Wiring diagrams for various other model combinations, including T2 and T models.
List of electrical components for the indoor unit with part numbers and specifications.
List of electrical components for the RAS-18UAH-E outdoor unit with specifications.
List of electrical components for RAS-18UA-E and RAS-18UAX outdoor units with specifications.
List of electrical components for the RAS-18UA-AR outdoor unit with specifications.
List of electrical components for the RAS-18UAX-T2 outdoor unit with specifications.
List of electrical components for the RAS-24UAH-E outdoor unit with specifications.
List of electrical components for RAS-24UA-E, RAS-24UAX, RAS-24UA-AR outdoor units.
List of electrical components for the RAS-24UAX-T outdoor unit with specifications.
Diagram of the refrigeration cycle for RAS-18UFHP-E and RAS-18UAH-E models.
Diagram of the refrigeration cycle for RAS-18UFP-E, RAS-18UA-E, RAS-18UFPX, RAS-18UAX.
Diagram of the refrigeration cycle for RAS-18UFP-AR and RAS-18UA-AR models.
Diagram of the refrigeration cycle for RAS-18UFPX-T2 and RAS-18UAX-T2 models.
Diagram of the refrigeration cycle for RAS-24UFHP-E and RAS-24UAH-E models.
Diagram of the refrigeration cycle for RAS-24UFP-E, RAS-24UA-E, and related models.
Control block diagram for RAS-18UFHP-E and RAS-24UFHP-E indoor units.
Control block diagrams for other indoor unit models in the series.
Overview of how the air conditioner system is controlled by the indoor and outdoor units.
Details on how the vertical air flow louver operates and can be controlled.
Explanation of the indoor fan motor speed control and AUTO mode operation.
Description of the operation circuit for various modes like Fan Only, Cooling, Dry, and Heating.
Describes fan operation when the MODE is set to FAN ONLY.
Explains the operation circuit control for cooling mode.
Details the operation circuit control for dry mode.
Describes the operation circuit control for heating mode.
Explains how the unit automatically selects operation mode based on temperature.
Describes the function and operation when the Hi POWER mode is activated.
Explains the high-temperature limit control to prevent excessive pressure.
Describes the low-temperature limit control to prevent indoor heat exchanger freezing.
Details the defrosting operation process for heating and cooling models.
Explains the automatic restart function after power interruption.
Step-by-step guide on how to enable the auto restart function.
Instructions on how to disable or cancel the auto restart function.
Information on how power failure affects timer operations.
Explanation of the filter check lamp and its reset procedure.
Procedure for turning off the filter check lamp after cleaning.
Essential safety precautions to be followed before and during installation.
Diagrams illustrating the correct placement and mounting of indoor and outdoor units.
Lists optional installation parts and accessories required for setup.
Comprehensive guide to installing the indoor unit, including placement and mounting methods.
Guidelines for selecting the optimal location for indoor unit installation.
Procedures for preparing the indoor unit before final mounting.
Steps for completing the installation of the indoor unit's front panel and grille.
Specific instructions for installing the indoor unit in an under-ceiling configuration.
Detailed steps for installing the indoor unit in a console configuration.
Instructions for connecting the indoor unit's electrical wiring.
Guide on how to install pipe shields for flare nut connections on the indoor unit.
Instructions for installing and checking the drain hose for proper water drainage.
Guidance on selecting the location and installing the outdoor unit.
Criteria for choosing an appropriate installation location for the outdoor unit.
Instructions for connecting the refrigerant pipes to the outdoor unit.
Procedure for evacuating air from the refrigerant lines using a vacuum pump.
Steps for connecting the electrical wiring to the outdoor unit.
Guide on setting the remote control selector switch for multi-unit installations.
Instructions for installing and using the optional drain pump kit.
Covers gas leak testing, test operation, and auto restart setting procedures.
Procedure for checking for gas leaks in the refrigerant system.
Instructions on how to perform a test run of the air conditioner.
Guide on configuring the auto restart function after power failure.
General steps to follow when troubleshooting air conditioner issues.
Fundamental checks including power supply, cable connections, and program control.
Ensuring the power supply voltage is within the specified operational range.
Troubleshooting steps for issues caused by improper indoor/outdoor unit cable connections.
Understanding normal operation and identifying issues related to the microcomputer control.
Initial diagnosis of problems based on indoor unit controller roles and failure indicators.
Describes the functions and responsibilities of the indoor unit controller.
Interpreting self-diagnosis information indicated by indoor unit lamps.
Using the remote control in service mode to diagnose faults and check codes.
Flowcharts for diagnosing specific faulty parts based on symptoms and error codes.
Diagnostic flow for issues related to serial signal transmission errors.
Diagnostic flowchart for problems related to the four-way valve.
Diagnostic flows for general cycle errors like compressor or fan issues.
Diagnostic flows for errors related to various temperature sensors (TA, TC, TE, TD).
Troubleshooting common issues with the indoor unit's power, fan, and compressor.
Steps to diagnose why the indoor unit does not power on.
Troubleshooting guide for when the indoor fan motor fails to operate.
Diagnostic steps for when the compressor in the indoor unit does not operate.
Troubleshooting issues related to interconnect and serial signal wiring.
Troubleshooting steps when the outdoor unit does not operate due to wiring issues.
Diagnosing why the outdoor unit stops intermittently after starting.
Guides for checking and troubleshooting indoor and outdoor P.C. boards.
Procedure for inspecting and diagnosing the indoor P.C. board.
Instructions on how to adjust the restart delay timer duration.
Procedure for inspecting and diagnosing the outdoor P.C. board.
Diagrams showing the layout of components on the P.C. boards.
Steps to diagnose and resolve issues with the remote control.
Procedures for removing and replacing parts of the indoor unit.
Procedures for replacing parts in the 18 Class outdoor units.
Procedures for replacing parts in the 24 Class outdoor units.
Exploded view and parts list for the indoor unit's E-Parts assembly.
Exploded view and parts list for RAS-18UFHP-E, RAS18UFP-E, RAS18UFPX, RAS-18UFP-AR models.
Exploded view and parts list for RAS-18UFPX-T2, RAS-24UFHP-E, RAS24UFP-E, etc. models.
Exploded view and parts list for the RAS-18UAH-E outdoor unit.
Exploded view and parts list for the RAS-18UA-E and RAS-18UAX outdoor units.
Exploded view and parts list for RAS-18UAX-T2 and related outdoor units.
Exploded view and parts list for the RAS-24UAH-E outdoor unit.
