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Daikin RXM42A5V1B User Manual

Daikin RXM42A5V1B
72 pages
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Installer reference guide
R32 split series
RXM20A5V1B
RXM25A5V1B
RXM35A5V1B
RXM42A5V1B
ARXM25A5V1B
ARXM35A5V1B

Table of Contents

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Daikin RXM42A5V1B Specifications

General IconGeneral
BrandDaikin
ModelRXM42A5V1B
CategoryAir Conditioner
LanguageEnglish

Summary

General safety precautions

For the installer

Safety instructions specifically for installers during installation and maintenance.

General

General safety precautions for installers, including warnings and cautions.

Refrigerant in case of R410A or R32

Safety precautions related to the handling and charging of R32 refrigerant.

Electrical

Precautions for electrical installation, wiring, grounding, and component safety.

Specific installer safety instructions

Piping installation

Safety precautions related to refrigerant piping installation and jointing.

Charging refrigerant

Safety instructions for charging refrigerant, including flammability and environmental concerns.

Electrical installation

Specific safety instructions for electrical installation and wiring practices.

Commissioning

Safety instructions to follow during the commissioning phase.

Maintenance and service

Safety precautions for performing maintenance and service on the unit.

Unit installation

Piping installation

Preparing refrigerant piping

Steps and requirements for preparing the refrigerant piping.

Refrigerant piping requirements

Specifications and regulations for refrigerant piping materials and installation.

Connecting the refrigerant piping

Instructions and precautions for connecting the refrigerant piping.

Precautions when connecting the refrigerant piping

Important safety precautions for connecting refrigerant piping.

Using the stop valve and service port

Guide to operating and using the unit's stop valves and service port.

To connect the refrigerant piping to the outdoor unit

Steps for connecting the refrigerant piping to the outdoor unit's ports.

Checking the refrigerant piping

Procedures for checking the refrigerant piping for leaks and dryness.

To check for leaks

Detailed method for performing leak tests on the refrigerant piping.

To perform vacuum drying

Procedure for vacuum drying the refrigerant piping system.

Charging refrigerant

About the refrigerant

Details about the R32 refrigerant used, including safety and environmental info.

Precautions when charging refrigerant

Safety precautions to observe during refrigerant charging.

To charge additional refrigerant

Step-by-step guide for charging additional refrigerant.

To check refrigerant piping joints for leaks after charging refrigerant

Procedure to check for leaks after refrigerant has been charged.

Electrical installation

Precautions when connecting the electrical wiring

Safety precautions for connecting electrical wiring.

To connect the electrical wiring to the outdoor unit

Steps for connecting electrical wiring to the outdoor unit.

Finishing the outdoor unit installation

Commissioning

Precautions when commissioning

Safety precautions to be observed during the commissioning process.

To perform a test run

Detailed procedure for performing a test run of the unit.

Hand-over to the user

Maintenance and service

Maintenance safety precautions

Crucial safety precautions before performing maintenance or service.

Troubleshooting

Precautions when troubleshooting

Safety precautions to take before and during troubleshooting.

Solving problems based on symptoms

Guide to diagnosing and solving issues based on observed symptoms.

Fault diagnosis using LED on outdoor unit PCB

Guide to diagnosing faults using the LED indicators on the outdoor unit PCB.

Disposal

Technical data

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