Table of Contents

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Installer reference guide
Sky Air Advance-series
RZASG71M2V1B    
RZASG100M7V1B    
RZASG125M7V1B    
RZASG140M7V1B    
                      
RZASG100M7Y1B    
Installer reference guide
RZASG125M7Y1B    
English
Sky Air Advance-series
RZASG140M7Y1B

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Table of Contents
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Summarization of Contents

General Safety Precautions
About the Documentation
Information about the documentation set and its components.
Installer Guidelines
Instructions and precautions for installers, including site selection.
Refrigerant Safety
Precautions and guidelines for handling refrigerant.
Brine and Water Safety
Safety precautions related to brine and water handling.
Electrical Safety Precautions
Safety precautions for electrical work and wiring.
About the Documentation
Document Set Overview
Details about the document's target audience and documentation set.
About the Box
Outdoor Unit Unpacking and Handling
Procedures for unpacking, handling, and removing accessories from the outdoor unit.
Unit Identification and Options
Unit Identification
How to identify outdoor units using the identification label.
Combining Units and Options
Details on combining indoor and outdoor units with refrigerant branch kits.
Preparation for Installation
Site Preparation
Guidelines for selecting and preparing the installation site.
Refrigerant Piping Preparation
Requirements and guidelines for refrigerant piping installation.
Electrical Wiring Preparation
What to do and know before preparing electrical wiring.
Installation Procedures
Unit Opening and Outdoor Unit Mounting
Procedures for opening units and mounting the outdoor unit securely.
Outdoor Unit Installation Details
Steps for installing the outdoor unit, drainage, and wind prevention.
Refrigerant Piping Connection
General guidelines and precautions for connecting refrigerant piping.
Refrigerant Piping Work
Procedures for flaring, brazing, and using stop valves for piping.
Connecting Piping to Outdoor Unit
Step-by-step instructions for connecting refrigerant piping to the outdoor unit.
Checking Refrigerant Piping
Procedures for checking refrigerant piping for leaks and performing vacuum drying.
Vacuum Drying and Refrigerant Charging
Procedures for vacuum drying and charging refrigerant into the system.
Additional Refrigerant Calculation
How to calculate the required additional refrigerant based on piping length.
Refrigerant Charging Setup and Mode Activation
Setup for charging refrigerant and activating vacuum mode.
Electrical Wiring Connection
General procedures and precautions for connecting electrical wiring.
Electrical Compliance and Wiring Guidelines
Information on electrical compliance standards and wiring guidelines.
Outdoor Unit Electrical Wiring
Specific steps for connecting electrical wiring on the outdoor unit.
Finishing Installation Steps
Final steps to complete the outdoor unit installation, including closing covers and insulation.
Commissioning
Commissioning Precautions and Checklist
Precautions and a checklist for verifying installation before commissioning.
Performing the Test Run
Detailed steps for performing a system test run using the user interface.
Test Run Error Codes
Lists potential error codes displayed during a test run and their causes.
Hand-over to the User
Error Code Reference
Lists error codes, possible causes, and remedies for system malfunctions.
Maintenance and Service
Maintenance Safety Precautions
Safety precautions to take when performing maintenance or service work.
Troubleshooting and Disposal
Troubleshooting Precautions
Safety precautions to take when troubleshooting unit issues.
Yearly Maintenance Checklist
Checks to perform annually for outdoor unit maintenance.
Disposal Procedures
Steps for safely disposing of the system, including pump down.
Technical Data
Service Space Requirements
Requirements for service space around the outdoor unit for installation and maintenance.
Piping and Wiring Diagrams
Diagrams illustrating the outdoor unit's piping and electrical wiring.
Glossary
Installer and User Definitions
Definitions for installer, user, service company, and installation manuals.
Technical and Operational Terms
Definitions for technical terms like legislation, accessories, and optional equipment.

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