Hitachi RAC-18WPB, Руководство по обслуживанию

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– 6 –
MAINTENANCE
Cleaning and maintenance must be carr
ied out only b
y qualified ser
vice personal.
Bef
ore cleaning,
stop operation and s
witch off the po
w
er supply
.
CA
UTION
1.
AIR FIL
TER
Please clean the filter once about every two weeks. By
doing so, the power rates are saved. In
case
the air filter is full of dust, the air flo
w will decrease and the cooling capacity will be
reduced.
Fur
ther
, noise ma
y occur
. Be sure to clean the filter f
ollo
wing the procedure belo
w
.
PR
OCEDURE
1
Open the front panel carefully and remo
v
e the filter
.
2
V
acuum dust from the air filter using v
acuum cleaner
.
If there is too m
uch dust, w
a
sh the filter with a detergent
and r
inse it thoroughly
. After that, dr
y it in the shade
.
3
s
Set the filter with
“FR
ONT”
mar
k f
acing front, and
slot them into the or
iginal state
.
s
After attaching the filters
, push the front panel at
three arro
w por
tions as sho
wn in figure and close
it.
s
Do not w
ash with hot w
ater at more than 40°C
. The filter ma
y shr
ink.
s
When w
ashing it, shak
e off moisture completely and dr
y it in the shade;
do not e
xpose it directly
to the sun.
The filter ma
y shr
ink.
s
Don't oper
ate the unit without filter
. F
ault ma
y occur if y
ou contin
ue
.
CA
UTION
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7(0325$5< 6:,7&+
7(0325$5< 6:,7&+
– 7
–
ENGLISH
2.
CLEANING OF FR
ONT P
ANEL
s
Remo
v
e the front panel and w
ash with clean w
ater
.
W
ash it with a soft sponge
.
After using neutral detergent, w
ash thoroughly with
clean water
.
s
When front panel is not remo
v
ed, wipe it with a soft
dr
y cloth.
Wipe
the re
mote con
troller
thoroughly
with
a soft dr
y cloth.
s
Wipe the w
ater thoroughly
.
If w
ater remains at indicators or signal receiv
er of
indoor unit, it causes troub
le
.
CA
UTION
Remo
ving the F
ront P
anel
RAK-35/50PPB RAK-18/25PPB
Attaching the F
ront P
anel
s
Do not splash or direct w
ater to the body of the unit when cleaning it as
this ma
y cause shor
t circuit.
s
Ne
v
er use hot w
ater (abo
v
e 40°C), benzine
, gasoline
, acid, thinner or a
br
ush, because the
y will damage the plastic surf
ace and the coating.
3.
MAINTENANCE A
T BEGINNING OF LONG OFF PERIOD
s
Run the unit b
y
setting
the oper
ation mode to
(F
AN) and the f
an speed to HI f
or about half a da
y
on a fine da
y, and dr
y the whole of the unit.
s
Switch off
the po
w
er plug or tur
n
off the circuit break
er
.
B
E
N
Z
IN
E
T
H
IN
N
E
R
A
C
I
D
Air
Blow
1
Push the end of the right-side arm outward to release the tab.
2
Move the left-side arm outward to release the left tab, and then pull the panel towards you.
1
Insert the shaft of the left arm along the step on the
unit
into
the hole.
2
Securely insert the shaft of the right arm along the
step
on
the unit into the hole.
3
Make
sure
that
the
front
panel
is
securely
attached,
and
then
c
los
e the front panel.
Arm
Arm
Push
1
2
Arm
Arm
Method of remo
ving the front panel.
Be sure to hold the front panel with both hands to detach and attach it.
Remo
ving the F
ront P
anel
Attaching the F
ront P
anel
s
When the front panel is fully opened with both hands, push the right arm to the inside to release it, and while closing the front panel slightly, put it out forward.
s
Move the shafts of the left and right arms into the steps in the unit and securely insert them into the holes.
Shaft
Hole
2
1
Shaft Hole
2
1
Step
Step
40