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Toshiba RAS-45SKVP2-ND User Manual

Toshiba RAS-45SKVP2-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-45SKVP2-ND Specifications

General IconGeneral
TypeSplit System
Cooling Capacity4.5 kW
Heating Capacity5.0 kW
Power Supply220-240 V, 50 Hz
RefrigerantR410A
Outdoor Unit Weight32 kg

Summary

SAFETY PRECAUTIONS

REFRIGERANT R410A

Safety During Installation/Servicing

Crucial safety precautions for handling R410A during installation and servicing tasks.

Recharging of Refrigerant

Step-by-step guide for safely recharging refrigerant into the system.

WIRING DIAGRAM

REFRIGERANT CYCLE DIAGRAM

Refrigerant Cycle Diagram

Diagram illustrating the flow of refrigerant and the function of key components in the cycle.

CONTROL BLOCK DIAGRAM

Outdoor Unit (Inverter Assembly)

Block diagram of the outdoor unit's control system, including the inverter assembly.

OPERATION DESCRIPTION

Outline of Air Conditioner Control

Overview of the unit's control system architecture and operational principles.

Remote Controller and Its Fuctions

Identification and explanation of all functions and indicators on the remote controller.

INSTALLATION PROCEDURE

Installation Diagram of Indoor and Outdoor Units

Visual guide showing the placement and clearances for indoor and outdoor unit installation.

Indoor Unit

Procedures for installing the indoor unit, including location selection and mounting.

Cutting a Hole and Mounting Installation Plate

Steps for preparing wall openings and mounting the indoor unit's support plate.

Electrical Work

Instructions for safe and correct electrical connections and wiring.

Piping and Drain Hose Installation

Guidance on routing and insulating refrigerant pipes and drain hoses for proper function.

Indoor Unit Installation

Detailed steps for physically mounting the indoor unit onto the prepared installation plate.

Drainage

Instructions for setting up the drain hose and ensuring effective water drainage.

Installation Place

Guidelines for selecting an optimal and safe location for the outdoor unit installation.

Wiring Connection

How to correctly connect the power supply and control wiring to the outdoor unit.

HOW TO DIAGNOSE THE TROUBLE

Self-Diagnosis by Remote Controller (Check Code)

Using the remote controller to access and interpret error codes for detailed self-diagnosis.

Caution at Servicing

Important cautions and procedures to follow when using the service mode and after servicing.

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

Specific troubleshooting steps for check codes related to miswiring and discharge temperature errors.

How to Diagnose Trouble in Outdoor Unit

Step-by-step guide for diagnosing problems specifically within the outdoor unit.

Troubleshooting

How to Check Simply the Main Parts

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

HOW TO REPLACE THE MAIN PARTS

Indoor Unit

Procedures for replacing various parts within the indoor unit, starting with the front panel.

Outdoor Unit

Procedures for replacing major components of the outdoor unit, including cabinets and assemblies.

Inverter assembly

Procedure for safely removing and installing the inverter assembly, including discharge precautions.

Control board assembly

Procedure for replacing the control board assembly of the outdoor unit.

Compressor

Procedure for removing and installing the compressor, including refrigerant handling.

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