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Daikin RZQSG125L8V1B User Manual

Daikin RZQSG125L8V1B
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INSTALLATION MANUAL
RZQG71L8V1B
RZQG100L8V1B
RZQG125L8V1B
RZQG140L7V1B
RZQG71L8Y1B
RZQG100L8Y1B
RZQG125L8Y1B
RZQG140L7Y1B
RZQSG100L8V1B
RZQSG125L8V1B
RZQSG140L7V1B
RZQSG100L8Y1B
RZQSG125L8Y1B
RZQSG140L7Y1B
Split system air conditioners

Table of Contents

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Daikin RZQSG125L8V1B Specifications

General IconGeneral
BrandDaikin
ModelRZQSG125L8V1B
CategoryAir Conditioner
LanguageEnglish

Summary

Definitions and Safety Considerations

Meaning of Warning Symbols

Explains the severity and probability of occurrence for warning symbols.

Key Terminology

Defines terms like Installation manual, Operation manual, Dealer, Installer, User.

General Installation Safety

Highlights important safety topics to follow during installation.

Pre-Installation Guidelines

Provides general safety precautions before starting installation.

R410A Refrigerant Safety

Details strict cautions for keeping the R410A refrigerant system clean, dry, and tight.

Further Safety Considerations

Electrical Shock Hazards

Warns about disconnecting power before touching electrical parts and safety measures.

Piping and Internal Parts Hazards

Warns about touching hot or cold piping and internal parts during or after operation.

General Warnings and Cautions

General warnings about improper installation and environmental considerations.

Installation Site Hazard Avoidance

Lists places to avoid for installation due to potential hazards like oil, gas, or electromagnetic waves.

R410A Refrigerant Handling

Details precautions for R410A refrigerant, including system cleanliness and tightness.

Installation and Site Selection

Outdoor Unit Installation

Instructions for installing the outdoor unit and referencing indoor unit manuals.

Model Identification

Explains model differences for low ambient temperature operation and humidity conditions.

Included Accessories

Lists accessories included with the unit and references a figure for location.

Unit Handling Instructions

Instructions on how to safely handle the unit during installation.

General Site Selection Criteria

Guidelines for selecting an appropriate installation site considering ventilation, noise, and safety.

Cold Climate Site Selection

Specific instructions for installing in low outdoor ambient temperatures to prevent wind exposure.

Foundation Work Requirements

Guidance on ensuring a strong and level installation ground for the unit.

Installation Precautions and Clearances

Preventing Unit Falling Over

Describes how to secure the unit to prevent it from falling over.

Drain Pipe Installation and Disposal

Instructions for proper drain pipe installation and snow escape measures.

Installation Service Space Requirements

Details required service spaces for installation based on operating conditions.

Non-Stacked Unit Clearances

Specifies required clearances for single and multiple unit installations.

Stacked Unit Clearances

Guidelines for installing units in a stacked configuration, including roof cover and spacing.

Multiple-Row Unit Clearances

Instructions for installing units in multiple rows, typically for roof top use.

Refrigerant Piping

Piping Material Specifications

Specifies the required construction material and temper grade for refrigerant copper piping.

Refrigerant Pipe Sizing Guide

Provides tables for selecting the correct refrigerant pipe sizes for various models and configurations.

Branch Pipe Selection for Multi-Systems

Details the selection of branch pipes for twin, triple, and double twin systems.

Allowable Pipe Length and Height Limits

Lists maximum allowable piping lengths and height differences for different system configurations.

Refrigerant Piping Precautions

General precautions for handling refrigerant piping, including avoiding foreign objects and using correct tools.

Flare Connection Guidelines

Instructions on making flares for refrigerant piping, including dimensions and tightening torques.

Brazing Procedures and Precautions

Procedures and precautions for brazing refrigerant piping, emphasizing nitrogen purging.

Stop Valve Operation Instructions

Instructions on how to safely operate the stop valves, including opening and closing procedures.

Tightening Torques for Valve Caps

Table specifying the correct tightening torques for stem caps and service port caps.

Preventing Foreign Objects Entry

Methods to prevent dirt, dust, and small animals from entering the piping system.

Field Piping Connection and Insulation

Advice on connecting field piping, insulation, and preventing condensation.

Trap Installation Requirements

Explains when and where to install traps in the riser gas piping to ensure oil return.

Leak Test and Vacuum Drying

General Testing Guidelines

General procedures for leak testing and vacuum drying the refrigerant system.

Testing Equipment Setup

Lists the necessary equipment for performing leak tests and vacuum drying.

Leak Test Procedures

Details the procedures for performing vacuum leak tests and pressure leak tests.

Vacuum Drying Procedure

Step-by-step instructions for removing moisture from the refrigerant piping.

Refrigerant Charging

Refrigerant Type Information

Provides information on the refrigerant type (R410A) and its GWP value.

Refrigerant Charging Safety

General precautions and guidelines for charging refrigerant into the system.

Calculating Additional Refrigerant Amount

Instructions and tables for calculating the correct amount of additional refrigerant to charge.

Complete Refrigerant Recharging

Instructions for complete recharging of the system, especially after leaks.

Total Refrigerant Charge Weight

Provides tables for the total charging weight of refrigerant based on piping length.

Pump Down Operation

Electrical Wiring Work

Electrical Wiring Safety Precautions

General safety precautions to be taken during electrical wiring.

Power and Inter-Unit Wiring Connection

Instructions for connecting the power supply and wiring between indoor and outdoor units.

Wiring Connection Precautions

Specific precautions for wiring power supply and inter-unit connections, including terminal tightening.

Standard Wiring Component Specs

Lists specifications for standard wiring components like wire types and fuses.

Test Operation Procedures

Pre-Operation Checks

A checklist of items to verify before performing a test run of the unit.

Remote Controller Setup

Instructions for confirming remote controller settings for different series.

Performing the Initial Test Run

Step-by-step guide on how to perform the initial test run of the installed unit.

Test Run Precautions

Important precautions to observe during test runs, including initial operation and controller behavior.

Failure Diagnosis for First Installation

Guidance on diagnosing common malfunctions and error codes during initial installation.

Wiring Diagram

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