!
8!
INFORMA
TION
CAP
ABILITIE
S
Heat
i
n
g
Capab
i
l
i
ty
s
This
room
air
conditioner
utiliz
es
a
heat
pump
system
that
absorbs
e
xter
ior
heat
and
br
ings
it
into
a
room
to
be
heated.
A
s
the
ambient
temper
ature
gets
lo
w
er
,
heating
capability
will
also
lo
w
er
.
In
such
a
situation,
the
inverter
work
to
increase
compressor
rpm
to
keep
the
unit!
s
heating
capability
from
decreasing.
If
the
unit
!s
heating
perf
or-
mance
is
still
unsatisf
actor
y,
other
heating
appliances
should
be
used
to
augment
this
unit!
s
perf
or
mance
.
s
The
air
conditioner
is
designed
to
heat
an
entire
room
so
that
it
may
take
some
time
before
you
feel
warm.
Timer oper
ation is recommended f
or eff
ectiv
e preheating ahead of the desired time
.
Cool
i
n
g
and Dehum
i
d
i
fy
i
n
g
Capab
i
l
i
t
i
e
s
s
If
the
heat
present
in
a
room
e
xceeds
the
unit!
s
cooli
ng
capacity
(f
or
e
xample
,
if
there
are
man
y
people
in
the room or other heating appliances are used), the preset room temper
ature ma
y not be reached.
CA
UTION
PROHIBITION
For the refrigerant charge information, please refer to the outdoor unit installation manual
or specification label.
REFRIGERANT INFORMATION
Do not use a stove
or any other high
temperature
devices in proximity
to the indoor unit.
!
9!
REGULAR
INSPECTION
PLE
A
SE
CHECK
THE
FOLLO
WING
POINTS
EVER
Y
EITHER
H
A
LF
YE
A
RL
Y
OR
YE
A
RL
Y
. CONT
A
CT
Y
OUR S
A
LES
A
GENT SHOULD
Y
OU NEED
A
NY HELP
.
1
2
W
A
R
N
IN
G
W
A
R
N
IN
G
Chec
k
to
see
if
the
unit’
s
ear
th
line
has
been
con-
nected
correctl
y
.
If
the
ear
th
line
is
disconnected
or
faulty
,
unit
failure
or
electr
ic
shoc
k
hazard
ma
y
result.
Chec
k
to
see
if
the
mounting
frame
has
rusted
e
x-
cessivel
y
or
if
the
outdoor
unit
has
tilted
or
become
unstab
le
.
It could collapse or f
all, causing in
jur
y.
AFTER SALES SERVICE AND W
ARRANTY
WHEN ASKING FOR SER
VICE,
CHECK
THE FOLLO
WING POINTS.
CONDITION
CHECK
THE FOLLO
WING POINTS
s
Do
the
batter
ies
need
replacement?
s
Is
the
polar
ity
of
the
inser
ted
batter
ies
correct?
s
Is
the
fuse
all
right?
s
Is
the
v
oltage
e
xtremely
high
or
lo
w?
s
Is the
circuit breaker
"ON#?
s
Is the power plug inserted?
s
Do y
ou ha
v
e an
y po
w
er cut?
s
Is
the
air
filter
b
loc
k
ed
with
dust?
s
Is
the
set
temper
ature
suitab
le?
s
Have
horizontal
air
deflectors
been
ad
justed
to
their
correct
positions
according
to
the
operation
mode
selected?
s
A
re
t
h
e
a
ir
i
n
le
ts
o
r
a
ir
o
u
tl
e
ts
o
f
in
d
o
o
r
a
n
d
o
u
td
o
o
r
u
n
it
s
b
loc
k
ed?
s
Is the f
an speed
"LO
W
#or
"SILENT#?
When
it
does
not
oper
ate
.
When it does not cool w
ell.
When it does not heat well.
If
the
remote
controller
is
not
tr
ansmitting
a
signal.
(Remote controller displa
y is
dim
or
b
lank.)
The f
ollo
wing
phenomena do
not
indicate
unit
failure
.
<
O
p
e
ra
tio
n
s
ta
rt
>
T
h
e
u
n
it
is
p
re
p
a
ri
n
g
t
o
b
lo
w
w
a
rm
a
ir.
P
le
a
se
w
a
it.
<
In
o
p
e
ra
tio
n
>
T
h
e
o
u
td
o
o
r
u
n
it
is
d
e
fr
o
st
in
g
.
P
le
a
se
w
a
it.
R
e
fr
ig
e
ra
n
t
flo
w
n
o
is
e
i
n
t
h
e
p
ip
e
o
r
va
lv
e
s
o
u
n
d
g
e
n
e
ra
te
d
w
h
e
n
f
lo
w
r
a
te
i
s
a
d
ju
st
e
d
.
N
o
is
e
g
e
n
e
ra
te
d
w
h
e
n
t
h
e
u
n
it
e
xp
a
n
d
s
o
r
co
n
tr
a
ct
s d
u
e
t
o
t
e
m
p
e
ra
tu
re
c
h
a
n
g
e
s.
N
o
is
e
g
e
n
e
ra
te
d
w
ith
t
h
e
i
n
d
o
o
r
u
n
it
fa
n
!s
r
p
m
c
h
a
n
g
in
g
s
u
ch
a
s
o
p
e
ra
tio
n
s
ta
rt
tim
e
s.
N
o
is
e
o
f
th
e
m
o
to
ri
ze
d
v
a
lv
e
w
h
e
n
t
h
e
u
n
it
is
s
w
itc
h
e
d
o
n
.
Dur
ing
heating,
the
oper
ation
indicator b
links and air b
lo
w stops
Hissing
or
fizzy
sounds
Squeaking noise
Rustling
noise
Clicking
noise
- 27 -
Summary of Contents for RAC-25WXD
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Page 34: ...CIRCUIT DIAGRAM MODEL RAK 25RXD RAK 35RXD RAK 50RXD 34 ...
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