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Mitsubishi Electric PUH-8 User Manual

Mitsubishi Electric PUH-8
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Air-Conditioners
OUTDOOR UNIT
PUH-8, 10YKA
FOR INSTALLER
INSTALLATION MANUAL
For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner unit.
GB
ДЛЯ УСТАНОВЩИКА
РУКОВОДСТВО ПО УСТАНОВКЕ
В целях обеспечения безопасности и правильной эксплуатации перед установкой кондиционера следует внимательно прочитать данное руководство по
установке.
RU
WT05109X03_cv.p65 5/27/09, 11:20 AM3

Table of Contents

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Mitsubishi Electric PUH-8 Specifications

General IconGeneral
BrandMitsubishi Electric
ModelPUH-8
CategoryAir Conditioner
LanguageEnglish

Summary

Safety Precautions

Before installation

Safety guidelines for preparing the installation site and general precautions.

Before installation (relocation)

Safety procedures for moving and reinstalling the air conditioner unit.

Before electrical work

Critical safety checks and regulatory requirements before starting electrical work.

Before starting the test run

Essential pre-run checks to prevent damage and ensure proper operation.

Specifications

Selecting an installation site

Space required around unit

Lifting method and weight of product

Installation of unit

Installation

Instructions for securely mounting the unit, including foundation and vibration proofing.

Connecting direction for refrigerant pipe

Guidance on the proper orientation for connecting refrigerant pipes to the unit.

Refrigerant piping installation

Caution

Warnings and material recommendations for installing refrigerant piping safely.

Caution for piping connection/valve operation

Detailed safety instructions and procedures for connecting refrigerant pipes and operating valves.

Refrigerant piping system

Overview of the refrigerant piping system, including connection examples.

Additional refrigerant charge

Additional refrigerant charge

Method for calculating and adding refrigerant based on piping length.

Airtight test, evacuation, and refrigerant charging

Procedures for leak testing, vacuuming, and charging the refrigerant system.

Thermal insulation of refrigerant piping

Importance and methods for insulating refrigerant pipes to prevent condensation and performance loss.

Wiring

Caution

Safety guidelines and regulations for electrical wiring installation.

Wiring and fitting capacities

Recommended wire sizes, breaker capacities, and cable types for unit wiring.

Location of wiring connections

Guidance on using conduit plates and connecting wiring to the control box.

System control

Address settings

Instructions for setting outdoor unit addresses for system control and communication.

Examples of refrigerant system address setting

Illustrative examples of setting system addresses for indoor and outdoor units.

Capacity control setting method (PEH-16, 20 only)

Procedures for setting capacity control for specific models (PEH-16, 20).

Test run

Test run

Step-by-step guide for conducting the unit's operational test run.

How to handle problems with the test run

Troubleshooting guide for error codes and issues encountered during the test run.

The following occurrences are not problems or errors

Clarification of normal operational behaviors that may be mistaken for system errors.

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