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Mitsubishi Electric City Multi PUHY-P500YSHM-A User Manual

Mitsubishi Electric City Multi PUHY-P500YSHM-A
242 pages
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Table of Contents

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Mitsubishi Electric City Multi PUHY-P500YSHM-A Specifications

General IconGeneral
BrandMitsubishi Electric
ModelCity Multi PUHY-P500YSHM-A
CategoryAir Conditioner
LanguageEnglish

Summary

Safety Precautions

I Read Before Servicing

Read Before Servicing

Initial checks and safety precautions before servicing the unit.

Necessary Tools and Materials

Lists essential tools and materials required for installation and servicing.

Refrigerant Charging

Instructions for charging refrigerant, emphasizing liquid phase charging.

Remedies to be taken in case of a Refrigerant Leak

Guidance on how to address refrigerant leaks and replenish the system.

III Outdoor Unit Components

Outdoor Unit Components and Refrigerant Circuit

Identifies external parts and illustrates the internal refrigerant circuit diagram.

VI Electrical Wiring Diagram

Electrical Wiring Diagram of the Outdoor Unit

Provides a detailed wiring diagram for the outdoor unit, including component connections.

Electrical Wiring Diagram of the Indoor Unit

Presents the wiring diagram for the indoor unit, illustrating connections for various components.

VII Refrigerant Circuit

Refrigerant Circuit Diagram

Illustrates the refrigerant flow path for both outdoor and indoor units.

Principal Parts and Functions

Describes the function and specifications of key components in the refrigerant circuit.

IX Test Run Mode

Items to be checked before a Test Run

Lists pre-test run checks, including refrigerant leak and insulation resistance.

X Troubleshooting

Error Code Lists

Comprehensive list of error codes, their definitions, and searched units.

Responding to Error Display on the Remote Controller

Details on handling specific error codes displayed on the remote controller.

Refrigerant Leak

Procedures for detecting and repairing refrigerant leaks in various scenarios.

Compressor Replacement Instructions

Step-by-step guide for safely replacing the compressor.

XI LED Monitor Display on the Outdoor Unit Board

How to Read the LED on the Service Monitor

Explains how to interpret the 7-segment LED display and SW1 settings for monitoring.

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