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Mitsubishi Electric MS-GD80VB-E1 User Manual

Mitsubishi Electric MS-GD80VB-E1
26 pages
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CONTENTS
1. TECHNICAL CHANGES ··································· 2
2. PART NAMES AND FUNCTIONS ····················· 2
3. SPECIFICATION ················································ 3
4. NOISE CRITERIA CURVES ······························ 3
5. OUTLINES AND DIMENSIONS ························ 4
6. WIRING DIAGRAM ············································ 4
7. REFRIGERANT SYSTEM DIAGRAM ··············· 5
8. SERVICE FUNCTIONS ····································· 6
9. MICROPROCESSOR CONTROL ····················· 8
10. TROUBLESHOOTING ····································· 14
11. DISASSEMBLY INSTRUCTIONS ···················· 23
SPLIT-TYPE AIR CONDITIONERS
MS-GD80VB -
E1
SERVICE MANUAL
Wireless type
Model
INDOOR UNIT
NOTE:
RoHS compliant products have <G> mark on the spec name plate.
Outdoor unit service manual
MU-GD•VB Series (OBH512)
No. OBH511
REVISED EDITION-A
PARTS CATALOG (OBB511)
Revision A:
Another type of the electronic control P.C.
board (TYPE 2) has been added to the
original one (TYPE 1). They are both com-
patible with MS-GD80VB-
E1
.
Please void OBH511.

Questions and Answers:

Mitsubishi Electric MS-GD80VB-E1 Specifications

General IconGeneral
TypeSplit System
Cooling Capacity8.0 kW
Heating Capacity9.0 kW
Power Supply220-240 V, 50 Hz
RefrigerantR410A
Outdoor Unit Noise Level55 dB(A)
Dimensions (Indoor Unit)325 x 1100 x 238 mm
Indoor Unit Noise Level49 dB(A)

Summary

Technical Changes Overview

New Model

Details the introduction of a new model.

Part Names and Functions Overview

Included Accessories

Lists and quantities of included accessories for the unit.

Unit Specifications

Noise Criteria Curves

Physical Dimensions and Outlines

Electrical Wiring Diagram

Refrigerant System Diagram

Service Functions and Modifications

Timer Short Mode for Service

Shortens timer settings for service purposes.

PC Board Modification for Multi-Unit Operation

Modifies PC boards for operating multiple units individually.

Microprocessor Control and Operations

Wireless Remote Controller Functions

Details the buttons and functions of the wireless remote controller.

Indoor Unit Indicator Lamp Meaning

Explains the meaning of the indoor unit's operation indicator lamp.

Standard Operation Modes

Details various operation modes like Cool, Dry, Fan, and I Feel Control.

Auto Vane Airflow Control

Controls the horizontal and vertical vanes for airflow direction.

Timer Setting and Management

Setting and cancelling ON/OFF timers for the unit.

Special Operations and Time Delays

Covers emergency operation, test runs, and time delay functions.

Troubleshooting Guide

Troubleshooting Safety Precautions

Safety and handling precautions before performing troubleshooting.

Troubleshooting Flowchart by Indicator

Step-by-step guide for diagnosing unit issues based on indicator lights.

Troubleshooting Symptom-Remedy Table

Table correlating symptoms, conditions, and remedies for troubleshooting.

Main Part Troubleshooting Criteria

Criteria for checking the condition of major internal components.

Component Checks, Wiring, and Test Points

Specific checks for remote controller, PC boards, mis-wiring, and test points.

Disassembly and Component Removal

Panel Removal Procedure

Steps to remove the front panel of the indoor unit.

PC Board Removal Procedures

Steps to remove the electronic control and receiver PC boards.

Electrical Box Removal

Instructions for removing the unit's electrical box.

Vane Motor Removal

Steps to safely remove the vane motor.

Fan and Motor Component Removal

Instructions for removing the line flow fan and indoor fan motor.

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