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12
REPLACEMENT OF THE DEODORIZING FILTER
(OPTION)/AIR CLEANING FILTER (OPTION)
When the capacity is lowered because of dirt, etc., it is necessary to replace the deodorizing filter/air cleaning filter.
Deodorizing filter replacement
(about once a year)
1
Remove the air filter.
2
Remove the deodorizing filter (Gray
sponge type).
3
Install a new deodorizing filter.
4
Install the air filter and securely close the
front panel.
Deodorizing filter
■ Cleaning is necessary about once every 2 weeks.
However, if dirt is conspicuous, clean more often.
■ When the color the filter is not restored even if the
filter is washed as the procedure shown on page 11
or when the filter becomes black, replace the filter
with a new one.
■ Standard interval for filter replacement is about 1
year.
Air cleaning filter replacement
(about once every 4 months)
1
Remove the air filter.
2
Remove the air cleaning filter (White bel-
lows type).
3
Install a new air cleaning filter.
4
Install the air filter and securely close the
front panel.
Air cleaning filter
■ If the air cleaning filter is clogged, it may lower the
unit’s capacity or cause condensation at the air out-
let.
■ The air cleaning filter is disposable. The standard
usable term is about 4 months. However, if the color
of the filter turns to dark brown, replace the filter at
once.
Air filter
Air filter
Deodorizing filter
Air cleaning filter
BEFORE CONTACTING THE SERVICE REPRE-
SENTATIVE, CHECK THE FOLLOWING AGAIN
The air conditioner
cannot be operated.
dd
dd
d
Check the following.
1
Is the breaker turned
on?
2
Isn’t the fuse blown?
The room cannot be
cooled or heated
sufficiently.
dd
dd
d
Check the following.
1
Is the temperature set-
ting correct?
2
Isn’t the filter dirty?
3
Isn’t the outlet of the out-
door unit blocked?
■ The remote control signal may
not be received in a room where
an electronic ON/OFF type fluo-
rescent lamp (inverter-type fluo-
rescent lamp, etc.) is used.
■ In the region where the electric
wave is weak, when the air con-
ditioner is operated, noise may
be generated in radio reception.
■ When thunder is heard, stop op-
eration and turn off the breaker.
Otherwise, the electrical parts
may be damaged.
3
Isn’t the ON-timer set?
Even if the above items are checked, when the air conditioner does not
recover from the trouble, stop using the air conditioner and consult your
dealer.
In the following cases, stop operation and consult your dealer.
Display of the remote con-
troller does not appear (1,
2). The remote control sig-
nal cannot be received if
the remote controller is
not operated near the air
conditioner (1).
dd
dd
d
Check the following.
1
Aren’t the batteries ex-
hausted?
2
Is the polarity (+, -) of the
batteries correct?
When a power failure occurs.
dd
dd
d
Check the following after
the restoration of the power.
If the air conditioner had operated be-
fore the power failure, as these mod-
els are equipped with an auto restart
function, the air conditioner should
start operating again. (Refer to De-
scription of “AUTO RESTART FUNC-
TION” on page 7.)
1
Does the air conditioner
start operating again?
Optional parts Optional parts are available from your local dealer.
Model
MSZ09UN MSZ12UN
Name of parts
DEODORIZING FILTER MAC-1800DF MAC-1600DF
AIR CLEANING FILTER MAC-1300FT MAC-1100FT