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Thank you very much for your purchase of this packaged air conditioning system
produced by Mitsubishi Heavy Industries. Please read through this manual before
using the product and use the product appropriately according to the instructions in
the manual. After you have read the manual, store it with the warranty certificate in a
safe place. It will help you when you have questions or problems.
Do not vent R410A into the atmosphere: R410A is a fluorinated greenhouse gas
specified in the Kyoto Protocol and its Global Warming Potential (GWP) is 1975.
TABLE OF CONTENTS
JSAFETY PRECAUTIONS ...................................................................................................................................................1
JHOW TO USE
< WIRED REMOTE CONTROL >
NAMES AND FUNCTIONS OF REMOTE CONTROL BUTTONS
“WIRED REMOTE CONTROL” ...........................................................................................................................................4
HOW TO OPERATE ...........................................................................................................................................................5
HOW TO PERFORM THE TIMER OPERATION ................................................................................................................5
THE SELECTION OF TIMER MODE ...............................................................................................................................5
SETTING THE TIME ........................................................................................................................................................6
SLEEP TIMER MODE ......................................................................................................................................................6
OFF TIMER MODE ..........................................................................................................................................................6
ON TIMER MODE ............................................................................................................................................................7
WEEKLY TIMER MODE ...................................................................................................................................................7
TIMER CANCELLATION MODE ....................................................................................................................................10
HOW TO OPERATE IN SILENT MODE ...........................................................................................................................10
HOW TO ADJUST THE LOUVER ....................................................................................................................................11
HOW TO SET THE AIRFLOW DIRECTION .....................................................................................................................11
HOW TO OPERATE VENTILATION ................................................................................................................................12
FOR COMFORTABLE USE ..............................................................................................................................................12
INSPECTION DISPLAY, FILTER SIGN, AIR CONDITIONER NUMBER, STANDBY AND ROOM TEMPERATURE
DISPLAY ...........................................................................................................................................................................13
< WIRELESS REMOTE CONTROL >
NAMES AND FUNCTIONS OF REMOTE CONTROL BUTTONS
WIRELESS REMOTE CONTROL ....................................................................................................................................13
HOW TO OPERATE .........................................................................................................................................................14
CURRENT TIME SETTING PROCEDURE ......................................................................................................................14
ON – TIMER OPERATION ...............................................................................................................................................14
OFF – TIMER OPERATION .............................................................................................................................................14
PROGRAM TIMER OPERATION .....................................................................................................................................14
HOW TO ADJUST THE LOUVER ...................................................................................................................................15
FOR COMFORTABLE USE ..............................................................................................................................................15
CHECK INDICATION, FILTER SIGN ...............................................................................................................................15
BACKUP BUTTON ...........................................................................................................................................................16
JFOR SMART USE
HOW TO MAINTAIN .........................................................................................................................................................16
JTROUBLE SHOOTING ....................................................................................................................................................17
JNOTICE
PREPARATION OF HEATING .........................................................................................................................................18
AUTO RESTART ..............................................................................................................................................................18
SETTING TO DISABLE BUTTON OPERATION ..............................................................................................................18
INSTALLATION, RELOCATION, AND INSPECTION MAINTENANCE ...........................................................................18
OPERATION RANGE .......................................................................................................................................................18
MAINTENANCE AND INSPECTION GUIDELINE OF MAIN PARTS OF PACKAGED AIR CONDITIONER ...................19
INSTALLATION PRECAUTIONS
DANGER
Make sure to have the
installation done by your
dealer or a specialist.
If you install by yourself and the
unit is not properly installed,
water leakage, electric shock,
fire and injuries caused by the
drop of the unit may occur.
SAFETY PRECAUTIONS
J
Please read these
“SAFETY PRECAUTIONS”
before starting to use
this product and use the
product appropriately
according to the
instructions.
J
The precautions provided
here are classified into
“
DANGER” and
“
CAUTION”. The
“
DANGER” sections
describe potentially
hazardous situations
that may lead to serious
outcomes such as death
and serious injuries if the
product is mishandled.
Note, however, that
depending on the
situation, the items listed
in the “
CAUTION”
sections do also have
the potential of causing
serious outcomes. Both
warnings and cautions
provide you important
information related to
safety ; please make sure
to observe them.
J
The symbols used
throughout the main text
of this manual have the
following meaning.
marks mean danger,
alarm, and caution. The
specified prohibited
item is described in the
triangle. The left mark
means “Shock hazard
alarm”.
marks mean
prohibited items. The
specified prohibited
item is described in the
circle or in the vicinage.
marks mean
compulsory action
or instruction. The
specified prohibited
item is described in
the circle. The left
mark means “Earth is
needed”.
J
After you have read the
manual, always store it
where other users can
refer to at any time. If a
new owner takes over the
system, make sure to pass
this manual.
ENGLISH
The emission sound pressure level from each Indoor and Outdoor unit is under
70 dB(A).