Mitsubishi Electric MS-A24VD User Manual

CONTENTS
1. TECHNICAL CHANGES ····································2
2. PART NAMES AND FUNCTIONS······················3
3. SPECIFICATION·················································5
4. OUTLINES AND DIMENSIONS ·························6
5. WIRING DIAGRAM ············································7
6. REFRIGERANT SYSTEM DIAGRAM················9
7. SERVICE FUNCTIONS ····································10
8. TROUBLESHOOTING······································12
9. DISASSEMBLY INSTRUCTIONS ····················21
10. PARTS LIST······················································23
11. RoHS PARTS LIST···········································26
SPLIT-TYPE AIR CONDITIONERS
TM
MS-A18VD
MS-A24VD
MS-A30VD
NOTE:
• This service manual describes technical data of the indoor units.
• RoHS compliant products have <G> mark on the spec name plate.
For servicing of RoHS compliant products, refer to the RoHS Parts List.
SERVICE MANUAL
Models
MS-A18VD-
MS-A18VD-
MS-A24VD-
MS-A24VD-
MS-A30VD-
MS-A30VD-
K2
K1
K2
K1
K2
K1
No. OB400
REVISED EDITION-C
INDOOR UNIT
Outdoor unit service manual
MU-A·VD Series (OB401)
Revision C:
• 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-A18/24/30VD- .
K
Please void OB400, REVISED EDITION-B.
OB400C--1.qxp 11.7.11 9:10 AM Page 1

Mitsubishi Electric MS-A24VD Specifications

General

Type	Split System
Power Supply	220-240 V, 50 Hz
Heating Capacity (kW)	3.2
Indoor Unit Weight	9.5 kg
Outdoor Unit Weight	28 kg

Summary

Part Names and Functions

Indoor Unit Components Overview

Identifies and labels components of the indoor unit for various models.

Remote Controller Operation

Product Specifications

Wiring Diagrams

Wiring Diagram: MS-A18VD/24VD (K1)

Illustrates the electrical connections for MS-A18VD and MS-A24VD models (K1).

Wiring Diagram: MS-A18VD/24VD (K2)

Illustrates the electrical connections for MS-A18VD and MS-A24VD models (K2).

Refrigerant System Diagrams

Refrigerant System: MS-A18VD

Diagram showing refrigerant path and components for the MS-A18VD indoor unit.

Refrigerant System: MS-A24VD

Refrigerant System: MS-A30VD

Service Functions

Troubleshooting Guide

Troubleshooting Safety and Initial Checks

Important safety warnings and checks to perform before troubleshooting.

Disassembly Instructions

Indoor Unit Disassembly Procedures

Step-by-step guide for disassembling the MS-A18VD, MS-A24VD, and MS-A30VD indoor units.