Table of Contents
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SERVICE MANUAL
OUTDOOR UNIT
<SUPER DIGITAL INVERTER>
RAV-SP1104AT8-E1
RAV-SP1104AT8J-E1
RAV-SP1404AT8-E1
RAV-SP1404AT8J-E1
RAV-SP1604AT8-E1
RAV-SP1604AT8J-E1
R410A
SPLIT TYPE
RAV-SP1104AT8-TR1
RAV-SP1104AT8J-TR1
RAV-SP1404AT8-TR1
RAV-SP1404AT8J-TR1
RAV-SP1604AT8-TR1
RAV-SP1604AT8J-TR1
PRINTED IN JAPAN, Oct., 2016 ToMo
FILE NO. A10-1611
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Table of Contents
Troubleshooting
Related Manuals for Toshiba RAV-SP1604AT8-E1
Summarization of Contents
Service Manual Overview
Air Conditioner Split Type Outdoor Unit
Main title of the service manual for split type outdoor units.
Installer Qualifications and Safety
Qualified Installer/Service Person Definition
Defines the necessary qualifications and knowledge for installation and service personnel.
Protective Gear and Warning Explanations
Details required protective gear and explains safety indications, warnings, and illustrated marks.
General Safety Precautions
Provides essential safety precautions before and during repair or maintenance work.
Refrigerant R410A Information
R410A Safety, Installation Cautions, and Piping
Covers R410A safety cautions, installation/service guidelines, and pipe materials.
Required Tools for R410A
Lists specific and general tools required for R410A installations and services.
Specifications and Diagrams
Outdoor Unit Specifications
Details the technical specifications for the outdoor unit models.
Operation Characteristic Curves
Presents cooling and heating operation curves based on compressor speed and temperature.
Construction Views and Refrigerating Cycle Diagram
Provides external views, dimensions, and the refrigerating cycle diagram of the outdoor unit.
Wiring Diagram and Electrical Parts Specs
Shows the electrical wiring diagram and lists specifications for electrical parts used in the outdoor unit.
Refrigerant Piping Installation
R410A Piping Installation Cautions and Procedures
Covers R410A safety, installation cautions, piping materials, processing, and brazing.
Reusing Existing Piping and Curing
Provides conditions for reusing existing pipes, branching pipe info, and pipe curing methods.
Final Installation Checks and Refrigerant Recovery
Details final installation checks and the procedure for refrigerant recovery.
Control System Specifications
Outdoor Unit Control Boards (PCBs)
Details the print circuit boards (IPDU, Interface, Noise Filter) used in the outdoor unit control system.
Main Control Logic Overview
Explains main control logic like PMV, discharge temp. release, fan control, and coil heating.
Specific Control Functions and Defrost
Covers current release, intermittent operation prevention, and defrost control logic.
Troubleshooting and Diagnostics
Troubleshooting Summary and Tools
Provides a summary of troubleshooting steps and required tools for wired and wireless controllers.
Error Judgment and Check Codes
Explains how to interpret error indications and lists check codes for indoor and outdoor units.
Detailed Outdoor Unit Error Diagnostics
Provides detailed diagnostic flowcharts for specific outdoor unit error codes and LED indicators.
Sensor Resistance Values
Lists resistance values for various temperature sensors at different temperatures for diagnostic checks.
Site Setup and Operation Procedures
Error History, Group Control, and Address Setup
Guides on calling error history, setting up group control, and managing unit addresses.
Outdoor Unit Settings and Service Functions
Explains various settings via DIP switches and service functions using LEDs and buttons.
Data Monitoring and Remote Controller Wiring
Details data monitoring via LEDs and remote controller wiring diagrams for system setup.
Manual Address Setup and Unit Confirmation
Guides through manual address setup and confirming indoor unit addresses and positions.
Component Replacement Procedures
PC Board and Compressor Replacement
Guides through replacing the service PC board MCC-1599 and the compressor.
Outdoor Unit Component Detachment
Details detachment and attachment procedures for major outdoor unit components like panels and cabinets.
Exploded Views and Parts Lists
Provides exploded views and detailed parts lists for outdoor and inverter units.
Installation Manual Overview
Installation Manual Accessories and Tools
Covers installation accessories, required tools, and general installation precautions for the air conditioner.
Installation Conditions and Location
Discusses installation requirements, pipe lengths, electrical wiring, earthing, test runs, and location choices.
Refrigerant Leakage Warnings
Concentration Limit Checks
Warns about refrigerant leakage and specifies concentration limits for safe installation in small rooms.
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Questions and answers