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Daikin RZQ125B7W1B User Manual

Daikin RZQ125B7W1B
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INSTALLATION MANUAL
RZQ71B8V3B
RZQ100B8V3B
RZQ125B8V3B
RZQ100B7W1B
RZQ125B7W1B
RZQ140B7W1B
Split System air conditioners
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Daikin RZQ125B7W1B Specifications

General IconGeneral
BrandDaikin
ModelRZQ125B7W1B
CategoryAir Conditioner
LanguageEnglish

Summary

Safety Considerations

Before Installation

Precautions for R-410A

Specific cautions for keeping the refrigerant system clean, dry, and tight.

Installation

General guidance for installing the outdoor and indoor units.

Accessories

Handling

Selecting Installation Site

Installation Servicing Space

Installation Precautions by Configuration

Precautions for non-stacked, stacked, and multiple-row installations.

Precautions on Installation

Installation Safety and Drainage

Ensuring unit stability and proper drain management.

Refrigerant Pipe Sizing

Allowable Piping Length and Height Difference

Specifies maximum pipe lengths and height differences for optimal operation.

Refrigerant Piping Precautions

Refrigerant Piping Installation

Handling Stop Valves

Field Piping and Insulation Precautions

Flare Connection Cautions

Oil Trap Installation

Brazing Precautions

Evacuating the System

Leak Test Procedure

Steps for performing a leak test using vacuum and nitrogen.

Charging Refrigerant

Refrigerant Charging Precautions

Guidelines for charging refrigerant, especially for mixed refrigerants.

Additional Refrigerant Charging

Calculating and adding refrigerant based on piping length.

Total Refrigerant Charge Calculation

Calculating total refrigerant charge based on piping length and model.

Pumping-Down Operation Precautions

Pumping-Down Preliminary Measures

Steps to take before performing the pumping-down operation.

Pump Down Operation Procedure

Step-by-step guide for performing the pumping-down operation.

Electrical Wiring Work

Electrical Wiring Precautions

Safety and compliance guidelines for electrical wiring work.

Wiring for W1 Models

Specific wiring instructions for the W1 model.

Power Supply & Inter-Unit Wiring Precautions

Guidelines for connecting power supply and inter-unit wiring securely.

Test Operation

Test Operation Pre-run Checks

Checks to perform before starting the test operation.

Test Run Procedure

Test Run Precautions

First Installation Failure Diagnosis

Disposal Requirements

Wiring Diagram

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