Mitsubishi Electric MSC-GA35VB User Manual

SPLIT-TYPE AIR CONDITIONERS
OPERATING INSTRUCTIONS
INDOOR UNIT
MSC-GA20VB
MSC-GA25VB
MSC-GA35VB
For customers
Thank you very much for purchasing this Mitsubishi room air conditioner.
• To use this unit correctly and safely, be sure to read this operating instructions before use.
Keep this manual carefully for later reference.
• Be sure to receive a guarantee card from your dealer and check that the purchased date
and shop name, etc. are entered correctly.
• This air conditioner should not be installed by the customer.
(Safety and performance functions cannot be assured.)
English
SG79Y753H01_Cover.indd 3SG79Y753H01_Cover.indd 3 4/28/06 10:16:52 AM4/28/06 10:16:52 AM

Mitsubishi Electric MSC-GA35VB Specifications

General

Brand	Mitsubishi Electric
Model	MSC-GA35VB
Category	Air Conditioner
Language	English

Summary

OPERATING INSTRUCTIONS

For customers

Important introductory notes for purchasers of the air conditioner.

SAFETY PRECAUTIONS

Marks and their meanings

Explains warning symbols and their significance for safe operation.

Meanings of symbols used in this manual

Details the meaning of instructional symbols used throughout the manual.

Warning positions

Illustrates the physical locations of warning labels on the unit.

NAME OF EACH PART

Indoor unit

Identifies and labels the components of the indoor air conditioner unit.

Outdoor unit

Identifies and labels the components of the outdoor air conditioner unit.

Remote controller

Identifies and labels the components of the remote controller.

PREPARATION BEFORE OPERATION

Power supply

Instructions on how to connect the power supply for the air conditioner.

Remote controller

Instructions on how to set the remote controller type for correct operation.

How to set the batteries and the current time

Guides on setting the remote controller batteries and the current time.

When the remote controller cannot be used (emergency operation)

Instructions for operating the unit using the emergency operation switch.

I FEEL... AUTO OPERATION

To start operation

Steps to initiate the "I FEEL... AUTO OPERATION" mode.

To stop operation

Steps to stop the "I FEEL... AUTO OPERATION" mode.

Description of "I FEEL..." mode

Explains how the "I FEEL..." mode automatically adjusts operation.

Details of auto operation

Provides specific details on how the auto operation functions.

MANUAL OPERATION (COOL, DRY, HEAT/FAN)

To select the COOL, DRY or HEAT/FAN mode

Guides on selecting different manual operation modes.

When the set temperature is to be changed

Instructions on how to adjust the set temperature during manual operation.

AIR FLOW VELOCITY AND DIRECTION ADJUSTMENT

To change the AIR FLOW velocity

Instructions on how to adjust the fan speed for airflow.

To change the AIR FLOW blowing direction vertically

Guides on adjusting the vertical direction of the airflow.

Auto air flow direction control operation

Explains the automatic adjustment of airflow direction.

ECONO COOL OPERATION

What is "ECONO COOL"?

Explains the purpose and function of the "ECONO COOL" energy-saving mode.

To release the ECONO COOL operation

Steps to deactivate the "ECONO COOL" operation.

TIMER OPERATION (ON/OFF TIMER)

How to set the ON timer

Instructions for setting the timer to turn the unit on.

How to set the OFF timer

Instructions for setting the timer to turn the unit off.

WHEN THE AIR CONDITIONER IS NOT GOING TO BE USED FOR A LONG TIME

When it is not going to be used for a long time

Procedures for preparing the unit for extended periods of non-use.

When the air conditioner is to be used again

Steps to follow to restart the unit after a long period of inactivity.

MAINTENANCE

Before starting maintenance

Safety precautions before performing any maintenance tasks.

Cleaning the indoor unit

Instructions for cleaning the interior components of the air conditioner.

CLEANING THE AIR FILTER (CATECHIN)

Cleaning the air filter (about once every 2 weeks)

Steps for regular cleaning of the air filter.

REPLACEMENT OF THE AIR CLEANING FILTER

Air cleaning filter replacement (about once every 4 months)

Procedure for replacing the air cleaning filter.

BEFORE CONTACTING THE SERVICE REPRESENTATIVE, CHECK THE FOLLOWING AGAIN

The air conditioner cannot be operated

Troubleshooting steps when the unit fails to operate.

The room cannot be cooled or heated sufficiently

Troubleshooting steps for insufficient cooling or heating performance.

The air from the indoor unit smells strange

Troubleshooting steps for unusual odors from the indoor unit.

The display on the remote controller does not appear or it is dim

Troubleshooting steps if the remote controller display is faulty.

WHEN YOU THINK THAT TROUBLE HAS OCCURRED

The air conditioner cannot be operated for about minutes when restarted

Explanation for a delay in operation after restarting the unit.

Cracking sound is heard

Explanation for cracking sounds during unit operation.

The air from the indoor unit smells strange

Explanation for unusual odors from the indoor unit.

The fan stops during the DRY operation

Explanation for the fan stopping during DRY operation.

INSTALLATION, RELOCATION AND INSPECTION

Installation place

Guidelines for selecting an appropriate installation location for the unit.

Electrical work

Requirements and precautions for electrical connections and wiring.

Inspection and maintenance

Recommendations for periodic inspection and maintenance of the unit.

Relocation

Procedure and warnings regarding moving or reinstalling the unit.