Table of Contents
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Table of Contents
Troubleshooting
Related Manuals for Daikin VRV IV-S RXTQ36TBVJUA
Summarization of Contents
Introduction
Safety Cautions
Read safety cautions before conducting repair work. Ensure equipment operates normally after repair.
Icons Used
Explanation of icons used to attract the reader's attention to specific information.
Revision History
Details of revisions made to the manual over time, including version and content changes.
Part 1 General Information
Model Names and Power Supply
Lists outdoor and indoor unit model names and their corresponding power supply specifications.
External Appearance
Provides visual representations of the outdoor and indoor units for identification.
Capacity Range
Details the capacity range of outdoor units and combinations of connectable indoor units.
Specifications
Presents detailed technical specifications for various outdoor unit models.
Part 2 Refrigerant Circuit
Refrigerant Circuit (Piping Diagrams)
Illustrates the refrigerant piping diagrams for outdoor units, showing component connections.
Functional Parts Layout
Provides detailed diagrams of functional parts layout for various outdoor unit models.
Part 3 Remote Controller
Applicable Models
Lists the compatible indoor units for wired and wireless remote controllers.
Names and Functions
Details the names and functions of the BRC1E73 wired remote controller.
Main/Sub Setting
Explains how to set the Main/Sub controllers for units controlled by two remote controllers.
Address Setting for Wireless Remote Controller
Guides on performing address setting for wireless remote controllers and receivers.
Centralized Control Group No. Setting
Describes how to make group address settings for centralized control using the operating remote controller.
Service Settings Menu, Maintenance Menu
Explains how to acquire service data and set various services using the remote controller.
Part 4 Functions and Control
Operation Mode
Illustrates the different operation modes of the system, including startup and standby.
Basic Control
Details normal operation controls for cooling and heating, including compressor and fan.
Special Control
Explains special controls like startup, oil return, and defrost for enhanced performance.
Protection Control
Covers protection controls for high pressure, low pressure, and discharge pipe temperature.
Other Control
Describes other control functions like demand operation and heating prohibition.
Outline of Control (Indoor Unit)
Provides an overview of indoor unit control logic, including operation flowcharts and specific controls.
Part 5 Field Settings and Test Operation
Field Setting from Remote Controller
Guides on performing field settings for indoor units using the remote controller.
Field Settings from Outdoor Unit
Details procedures for capacity setting and mode selection on the outdoor unit PCB.
Test Operation
Outlines the procedure for initial test operation after installation, including checks and power-on steps.
Part 6 Service Diagnosis
Servicing Items to be Confirmed
Lists essential items to check before servicing and necessary precautions for maintenance.
Symptom-based Troubleshooting
Provides troubleshooting steps for common indoor unit symptoms and system issues.
Error Code via Remote Controller
Explains how to check and interpret error codes displayed on the remote controller.
Error Code Indication by Outdoor Unit PCB
Details error codes indicated by the outdoor unit PCB LEDs and their descriptions.
Troubleshooting by Error Code
Provides detailed troubleshooting steps for various error codes, including sub codes.
Part 7 Appendix
Wiring Diagrams
Presents comprehensive wiring diagrams for outdoor and indoor units.
Air Treatment Equipment
Includes wiring diagrams for outdoor-air processing units and energy recovery ventilators.
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