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Mitsubishi Electric City Multi PFFY-P20VLRMM-E User Manual

Mitsubishi Electric City Multi PFFY-P20VLRMM-E
33 pages
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Air-Conditioners
TECHNICAL & SERVICE MANUAL
Models
PFFY-P20VLRMM-E, PFFY-P40VLRMM-E
PFFY-P25VLRMM-E, PFFY-P50VLRMM-E
PFFY-P32VLRMM-E, PFFY-P63VLRMM-E
For use with the R410A
2007
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Mitsubishi Electric City Multi PFFY-P20VLRMM-E Specifications

General IconGeneral
BrandMitsubishi Electric
ModelCity Multi PFFY-P20VLRMM-E
CategoryAir Conditioner
LanguageEnglish

Summary

Safety Precautions

Installation and Electrical Safety

Key safety guidelines for installation and electrical work.

R410A Refrigerant Handling Precautions

Specific safety measures for handling units with R410A refrigerant.

Specifications

Wiring Diagram

Electrical Connections and Schematics

Diagram illustrating the electrical wiring of the unit.

Refrigerant System Diagram

Refrigerant Circuit Overview

Visual representation of the refrigerant flow and components.

Troubleshooting

Component Check Methods

Procedures for checking key components like thermistors and motors.

LEV Operation and Troubleshooting

Details on LEV operation and common issues.

DC Fan Motor Troubleshooting

Steps to diagnose and fix problems with the DC fan motor.

Control Board Voltage Test Points

Test points and expected voltages on the control board for diagnostics.

Disassembly Procedure

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