Mitsubishi Electric MSC-GE-VB – E User Manual

SERVICE TECHNICAL GUIDE
CONTENTS
1. MSC/MS/MSH MICROPROCESSOR CONTROL · 4
2. MSZ/MLZ MICROPROCESSOR CONTROL ·······11
SPLIT-TYPE AIR CONDITIONERS
No. OBT17
REVISED EDITION-D
Revision D:
•MSC-GE·VB-
E
, MS-GE·VB-
E
, MSH-
GE·VB-
E
, MUZ-FD50VA -
E
, MSZ-GE42/
50VA -
E
and MSZ-CGE42/50VA -
E
have
been added.
Please void OBT17 REVISED EDITION-C.
CONFIDENTIAL
(FOR INTERNAL USE ONLY)
Models
MSC-GE•VB -
E
MS-GD•VB -
E
· MU-GD•VB -
E
MS-GE•VB -
E
· MU-GE•VB -
E
MSH-GD•VB -
E
· MUH-GD•VB -
E
MSH-GE•VB -
E
· MUH-GE•VB -
E
MSZ-GC•VA -
E
· MUZ-GC•VA(H) -
E
MSZ-HC•VA(B) -
E
· MUZ-HC•VA(B) -
E
MSZ-CHC•VA -
E
MSZ-FD•VA(S) -
E
· MUZ-FD•VA(H)(BH) -
E
MSZ-GE•VA -
E
· MUZ-GE•VA(H) -
E
MSZ-CGE•VA -
E
MLZ-KA•VA -
E

Mitsubishi Electric MSC-GE-VB – E Specifications

General

Manufacturer	Mitsubishi Electric
Category	Air Conditioner
Refrigerant	R410A
Power Supply	220-240 V, 50 Hz
Airflow (High)	1, 080 m³/h

Summary

Service Technical Guide

MSC/MS/MSH Microprocessor Control

Cool Operation

Details the cooling operation mode for MSC/MS/MSH series microprocessor control.

Dry Operation

Explains the dry operation mode for MSC/MS/MSH series microprocessor control.

Heat Operation

Covers the heating operation mode for MSC/MS/MSH series microprocessor control.

Indoor Fan Motor Control

Describes the control methods for the indoor fan motor in MSC/MS/MSH series.

Auto Vane Operation

Details the automatic vane control functions for MSC/MSH series.

Expansion Valve Control (LEV Control)

Explains the Expansion Valve Control (LEV Control) for MU-GD/MUH-GD80VB.

MSZ/MLZ Microprocessor Control

Cool Operation

Details the cooling operation mode for MSZ/MLZ series microprocessor control.

Dry Operation

Explains the dry operation mode for MSZ series microprocessor control.

Heat Operation

Covers the heating operation mode for MSZ series microprocessor control.

Auto Change Over / Auto Mode Operation

Describes automatic mode switching for MSZ/MLZ series.

Outdoor Fan Motor Control

Details the control of the outdoor fan motor speed.

Auto Vane Operation

Explains auto vane control for MSZ/MLZ series.

Drain Pump/Float Sensor Control

Covers drain pump and float sensor control for MLZ series.

Inverter System Control

Details the inverter system control for MUZ-GC, HC, FD25/35, GE.

Operational Frequency Control of Outdoor Unit

Explains operational frequency control for outdoor units.

Pre-Heat Control

Describes pre-heat control for MUZ-GC, HC, FD, GE at low temperatures.

Expansion Valve Control/LEV Control

Details LEV control for MUZ-GC/FD/GE HC35 models.