Hitachi RAD-25NH5, Service Manual, Page: 45 / 371

Ð 0228 Ð
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6Ð
When
yo
u
do
not
use
the
room
air
conditioner
,set
the
circuit
break
er
to
ÒOFFÓ.
! "
# $
$#
!
%%
&'
(
%#
)
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"
#
*&&
#
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xcessiv
e
cooling
or
heating
is
not
recommended
fo
rhealth
reasons
.High
electr
icity
bills
ma
y
also
result.
¥
Close
the
cur
tains
or
blinds
to
pre
vent
heat
from
flo
wing
into
or
escaping
the
room
as
w
ell
as
to
mak
e
more
eff
ectiv
e
use
of
electricity
.
,
$
&#-
(
.
#
.
*$.
*#
#("&.
%
!.
&
)#(
$
$
Mak
e
sure
the
room
is
ventilated
when
oper
ating
the
air
conditioner
at
the
same
time
as
other
heating
appliances
.
/
#$
(
$
$#
+..
%)
$
#&!
$
"
0
(
)&&
*$
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%
"#.
)
+&$
(
$.
.
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"$ #1
¥
Benzine
,thinner
and
scrub
can
damage
plastic
surf
aces
or
coating.
¥
Hot
w
ater
abo
ve
40¡C
can
shrink
the
filter
and
def
or
m
plastic
par
ts
.
2
%&+
3
(
$
$ 3
.
$
" &
¥D
o
not
bloc
k
the
air
outlets
and
intak
es
of
the
indoor
and
outdoor
units
with
cur
tains
or
other
obstacles
which
could
deg
rade
air
conditioner
perf
or
mance
and
cause
unit
failure
.
4
If
the
remote
controller
does
not
wo
rk
due
to
batter
y
failure
,
press
this
switch
to
star
tand
stop
oper
ation.
¥
This
tempor
ar
y
oper
ation
will
be
at
the
setting
made
most
recently
.
(The
unit
will
immediately
go
into
automatic
oper
ation
once
po
w
er
is
switched
on.)
4
1.
Do
not
mixnew
and
old
batteries,
or
different
type
of
batteries
together.
2.
Remove
the
batteries
when
you
do
not
use
the
remote
controller
for
2
or
3
months.
Install
the
new
batteries.
The
direction
of
the
batteries
should
match
the
marks
in
the
case.
Remove
the
cover
as
shown
in
the
figure
and
remove
the
old
batteries.
,
Push
and
pull
to
the
direction
of
arro
w
mar
k
.
Co
ve
r
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7Ð
5 4 4 6 7889
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9
@AB
Clean
the
air
filter,
as
it
removes
dust
inside
the
room.
Be
sure
to
clean
the
filter
once
every
two
weeks
so
as
not
to
consume
electricity
unnecessarily.
4
!
(
)
!&
¥T
o
open
the
front
panel,
use
the
remote
controller
to
stop
unit
operation.
Then
press
the
two
Ò
Ósections
below
PUSH
at
the
top
left
and
right
corners
of
the
front
panel.
¥
Grasp
the
left
and
right
sides
of
the
front
panel
and
open
ittoward
you.
¥
Before
cleaning,
stop
unit
operation
with
the
remote
controller
and
turn
off
the
circuit
breaker.
(
)$& #
,
."#
)
(
)$& #
"#$
+""
+&
¥
After
using
neutral
detergent,
wash
with
clean
water
and
dry
in
shade.
/
+(
(
)$& #
¥
Attaching
the
filters
which
are
placed
the
surface
written
ÒFRONTÓ
up.
0
¥D
o
not
wash
with
hot
water
at
more
than
40
¡C.
The
filter
may
shrink.
¥
When
washing
it,
shake
off
moisture
completely
and
dry
it
in
the
shade;
do
not
expose
it
directly
to
the
sun.
The
filter
may
shrink.
¥
DonÕt
operate
the
unit
without
filter.
Fault
may
occur
if
you
continue.
&#
(
)
!&
¥T
o
close
the
front
panel,
press
the
two
Ò
Ósections
below
PUSH
at
the
top
left
and
right
corners
of
the
front
panel.
¥
Press
the
upper
center
part
of
the
front
panel
to
close
properly.
2
¥
Do
not
expose
the
unit
to
water
as
it
may
cause
an
electric
shock.
¥
For
cleaning
inside
the
air
conditioner,
consult
your
sales
agent.
¥
Avoid
using
detergent
when
cleaning
the
heat
exchanger
of
the
indoor
unit.
Unit
failure
may
result.
¥
When
cleaning
the
heat
exchanger
with
a
vacuum
cleaner,
make
sure
to
wear
gloves
so
as
not
to
injure
your
hands
on
the
heat
exchanger
fins.
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