Hitachi RAD-25NH5, Service Manual, Page: 111 / 371

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6Ð
HOW
TO
EXCHANGE
THE
BATTERIES
IN
THE
REMOTE
CONTROLLER
1
Remove
the
cover
as
shown
in
the
figure
and
take
out
the
old
batteries.
2
Install
the
new
batteries.
The
direction
of
the
batteries
should
match
the
marks
in
the
case.
1.
Do
not
use
new
and
old
batteries,or
different
kinds
of
batteries
together.
2.
Take
out
the
batteries
when
you
do
not
use
the
remote
controller
for
2
or
3
months.
CA
UTION
!
Push
and
pull
to
the
direction
of
arrow
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7Ð
ENGLISH
Suitable
Room
Temperature
Install
cur
tain
or
blinds
Ventilation
Effective
Usage
Of
Timer
Do
Not
For
get
To
Clean
The
Air
Filter
Please
Adjust
Suitable
Temperature
For
Bab
y
And
Children
Warning
Freezing
temperature
is
bad
for
health
and
a
waste
of
electric
power.
!
It
is
possible
to
reduce
heat
entering
the
room
through
windows.
At
night,please
use
the
ÒOFF
or
ON
timer
operation
modeÓ,together
with
your
wake
up
time
in
the
morning.
This
will
enable
you
to
enjoy
a
comfortable
room
temperature.
Please
use
the
timer
effectively.
Dusty
air
filter
will
reduce
the
air
volume
and
the
cooling
efficiency.
To
prevent
from
wasting
electric
energy,please
clean
the
filter
every
2
weeks.
Please
pay
attention
to
the
room
temperature
and
air
flow
direction
when
operating
the
unit
for
baby,children
and
old
folks
who
have
difficulty
in
movement.
Caution
Do
not
close
the
room
for
a
long
period
of
time.
Occasionally
open
the
door
and
windows
to
allow
the
entrance
of
fresh
air.
!
THE
IDEAL
WAYS
OF
OPERATION
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