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Toshiba RAS-35SKVP2-ND User Manual

Toshiba RAS-35SKVP2-ND
113 pages
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R410A
SERVICE MANUAL
SPLIT TYPE
Indoor Unit Outdoor Unit
<High Wall, Heat Pump Type> <Heat Pump Type>
RAS-35SKVP2-ND / RAS-35SAVP2-ND
Revised Jul, 2011
FILE NO. SVM-11016-2
RAS-25SKVP2-ND / RAS-25SAVP2-ND
RAS-45SKVP2-ND / RAS-45SAVP2-ND

Table of Contents

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Toshiba RAS-35SKVP2-ND Specifications

General IconGeneral
BrandToshiba
ModelRAS-35SKVP2-ND
CategoryAir Conditioner
LanguageEnglish

Summary

SAFETY PRECAUTIONS

REFRIGERANT R410A

Safety During Installation/Servicing

Safety precautions for handling R410A refrigerant during installation.

Refrigerant Piping Installation

Guidelines for installing refrigerant piping using copper pipes and joints.

Flare Connecting Procedures and Precautions

Guidelines for connecting flare pipes, including tightening torque.

TOOLS

Required Tools

Lists tools required for R410A installation and general tools.

Recharging of Refrigerant

Step-by-step procedure for recharging refrigerant into the system.

Brazing of Pipes

Procedures and precautions for brazing, including preventing oxidation.

WIRING DIAGRAM

REFRIGERANT CYCLE DIAGRAM

CONTROL BLOCK DIAGRAM

OPERATION DESCRIPTION

Auto Restart Function

Remote control

INSTALLATION PROCEDURE

Installation

General installation steps and considerations.

Indoor Unit

Cutting a Hole and Mounting Installation Plate

Procedures for cutting holes and mounting the installation plate for the indoor unit.

Electrical Work

Information on power supply voltage and connection methods to the main circuit breaker.

Piping and Drain Hose Installation

Procedures for forming refrigerant piping and drain hoses, including insulation.

Indoor Unit Installation

Steps for physically mounting the indoor unit onto the installation plate.

Drainage

Instructions for running the drain hose to ensure proper drainage.

Outdoor Unit

Installation Place

Guidelines for selecting an appropriate installation location for the outdoor unit.

Draining the Water

Procedure for installing drain nipples and waterproof caps for defrost water drainage.

Refrigerant Piping Connection

Steps for flaring copper pipes for refrigerant piping connections.

Evacuating

Procedure for evacuating air from the refrigerant pipes using a vacuum pump.

Wiring Connection

Instructions for connecting the power cord and connecting cable to the outdoor unit.

Outdoor Unit

Procedure for replacing temperature sensors, including common service parts.

Test Operation

HOW TO DIAGNOSE THE TROUBLE

Judgment by Flashing LED of Indoor Unit

Interpreting flashing LED patterns for self-diagnosis of the indoor unit.

Self-Diagnosis by Remote Controller (Check Code)

Using the remote controller for self-diagnosis and retrieving check codes.

Judgement of Trouble by Every Symptom

Troubleshooting based on observed symptoms of the indoor unit.

Indoor unit (Including remote controller)

Diagnosing troubles related to the indoor unit and remote controller operation.

Only the indoor motor fan does not operate

Troubleshooting steps specific to the indoor fan motor not operating.

Indoor fan motor automatically starts to rotate by turning on power supply

Diagnosing why the indoor fan motor starts automatically upon power supply.

Troubleshooting for remote controller

Steps to diagnose and resolve issues with the remote controller.

Wiring Failure (Interconnecting and Serial Signal Wire)

Diagnosing issues related to wiring failures between indoor and outdoor units.

Check Code 1C (Miswiring in indoor/outdoor units) and 1E

Interpreting check codes 1C and 1E related to wiring and discharge errors.

How to Diagnose Trouble in Outdoor Unit

Flowchart for diagnosing troubles within the outdoor unit.

Troubleshooting

How to Check Whether the Air Purifier is Good or Not

Procedure to check the functionality of the air purifier.

How to Check Whether the Minus Ion Generator is Good or Not

Procedure to check the functionality of the minus ion generator.

How to Check Simply the Main Parts

Procedure to check the main parts of the unit.

How to Simply Judge Whether Outdoor Fan Motor is Good or Bad

Procedure to diagnose the condition of the outdoor fan motor.

HOW TO REPLACE THE MAIN PARTS

Indoor Unit

Procedure for installing the cross flow fan.

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