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Mitsubishi Electric MSY-GY90VFD Operating Instructions Manual page 2

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● OPERATING INSTRUCTIONS ●
C
ONTENTS
■ SAFETY PRECAUTIONS
■ NAME OF EACH PART
■ PREPARATION BEFORE OPERATION
■ SELECTING OPERATION MODES
■ FAN SPEED AND AIRFLOW DIRECTION ADJUSTMENT
■ LONG OPERATION
■ POWERFUL OPERATION
■ I-SAVE OPERATION
■ ECONO COOL OPERATION
■ TIMER OPERATION (ON/OFF TIMER)
■ EMERGENCY OPERATION
■ AUTO RESTART FUNCTION
■ WEEKLY TIMER OPERATION
■ DEMAND RESPONSE AND INDOOR UNIT OPERATION
■ CLEANING
■ WHEN YOU THINK THAT TROUBLE HAS OCCURRED
■ WHEN THE AIR CONDITIONER IS NOT GOING TO BE USED FOR A LONG TIME
■ INSTALLATION PLACE AND ELECTRICAL WORK
■ SPECIFICATIONS
S
AFETY PRECAUTIONS
Meanings of symbols displayed on indoor unit and/or outdoor unit
This unit uses a flammable refrigerant.
WARNING
If refrigerant leaks and comes in contact with fire or heating part, it will create harmful gas and there is risk of fire.
(Risk of fire)
Read the OPERATING INSTRUCTIONS carefully before operation.
Service personnel are required to carefully read the OPERATING INSTRUCTIONS and INSTALLATION MANUAL before operation.
Further information is available in the OPERATING INSTRUCTIONS, INSTALLATION MANUAL, and the like.
• Since rotating parts and parts which could cause an electric shock are used
in this product, be sure to read these "Safety Precautions" before use.
• Since the cautionary items shown here are important for safety, be sure to
observe them.
• After reading this manual, keep it together with the installation manual in a
handy place for easy reference.
• Be sure to receive a guarantee card from your dealer and check that the
purchased date and shop name, etc. are entered correctly.
Marks and their meanings
Incorrect handling could cause serious hazard, such as
WARNING :
death, serious injury, etc. with a high probability.
Incorrect handling could cause serious hazard depending
CAUTION :
on the conditions.
WARNING
Do not connect the power cord to an intermediate point, use an
extension cord, or connect multiple devices to a single AC outlet.
• This may cause overheating, fire, or electric shock.
Make sure the power plug is free of dirt and insert it securely into
the outlet.
• A dirty plug may cause fire or electric shock.
Do not bundle, pull, damage, or modify the power cord, and do not
apply heat or place heavy objects on it.
• This may cause fire or electric shock.
En-1
Meanings of symbols used in this manual
: Be sure not to do.
: Be sure to follow the instruction.
: Never insert your finger or stick, etc.
: Never step onto the indoor/outdoor unit and do not put anything on
them.
: Danger of electric shock. Be careful.
: Be sure to disconnect the power supply plug from the power outlet.
: Be sure to shut off the power.
: Risk of fire.
Do not turn the breaker OFF/ON or disconnect/connect the power
plug during operation.
• This may create sparks, which can cause fire.
• After the indoor unit is switched OFF with the remote controller, make
sure to turn the breaker OFF or disconnect the power plug.
Do not expose your body directly to cool air for a prolonged length
of time.
This could be detrimental to your health.
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