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Toshiba RAS-3M26U2AVG-E User Manual

Toshiba RAS-3M26U2AVG-E
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Installation Manual
Outdoor Unit
English
Installation Manual
Outdoor Unit
AIR CONDITIONER (MULTI-SPLIT TYPE)
Model name:
RAS-2M10U2AVG-E
RAS-2M14U2AVG-E
RAS-2M18U2AVG-E
RAS-3M18U2AVG-E
* NOTE:
Descriptions about operations for the 3 indoor units in
this manual are not applicable to RAS-2M10U2AVG-E,
RAS-2M14U2AVG-E and RAS-2M18U2AVG-E.
R32
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Toshiba RAS-3M26U2AVG-E Specifications

General IconGeneral
BrandToshiba
ModelRAS-3M26U2AVG-E
CategoryAir Conditioner
LanguageEnglish

Summary

TOSHIBA Air Conditioner Installation Manual

Outdoor Unit Model Information

Lists the specific outdoor unit models covered by this manual.

Safety Precautions

Warning Indications and Symbols

Explains warning marks, DANGER, WARNING, CAUTION symbols and their meanings.

General and Refrigerant Safety

User, Power, and R32 Precautions

Covers safety for general users, children, power disconnection, and R32 refrigerant handling.

Critical Safety Warnings

Electrical and Fire Hazards

Details risks related to electrical work, fire, and combustible gases.

Refrigerant Handling Safety

R32 Refrigerant Properties

Information on R32 being flammable and precautions for leaks and storage.

Installation Safety Procedures

Installation Risks and Compliance

Warnings about using specified parts, proper grounding, and installation location risks.

Operational Safety Guidelines

Work Practices and Leak Checks

Precautions during work, leak checks, and avoiding modifications.

Installation Compliance and Information

Local Regulations and Refrigerant Data

Requirement to report to power supplier and details on refrigerant R32 (GWP).

Installation and Service Tools

Required Tools for R32

Lists specific tools needed for R32 refrigerant work and installation.

Product Specifications

Operating Conditions and Pipe Sizes

Details operating conditions, connecting pipe lengths, and standard pipe diameters.

Installation Parts and Accessories

Included Components Checklist

Lists parts like refrigerant piping, putty, tapes, and accessories provided or needed.

Outdoor Unit Installation Location

Site Selection Criteria

Guidance on choosing a suitable installation location, considering noise, wind, and space.

Installation in Cold Climates

Special considerations for installing in regions with snowfall and cold temperatures.

Refrigerant Piping Procedures

Pipe Connection and Flaring

Steps for connecting pipes, flaring, and important points for piping work.

Air Purge Process

Instructions for using a vacuum pump to evacuate air from the refrigerant pipes.

Electrical Work and Wiring

Wiring Connections and Safety

Guidelines for connecting wires, safety precautions, and using designated cables.

Grounding and Test Procedures

Grounding Requirements

Explains the necessity and method of grounding the air conditioner.

Wiring Check and Connections

Details on connecting indoor and outdoor unit wiring and power source.

Test Run and Operation Checks

LED Display Diagnosis

Interpreting LED status for normal operation and error detection during checks.

Refrigerant Recovery and Troubleshooting

Pump-down Operation Steps

Procedure for collecting refrigerant using the pump-down method.

Troubleshooting with LEDs

Using outdoor unit LEDs to diagnose faults and check codes.

Appendix: Reusing Existing Piping

Conditions for Pipe Reuse

Criteria and restrictions for reusing existing R22/R410A pipes with R32 models.

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