Indoor Unit - National CS-MK120AKH Operating Instructions Manual

Room air conditioner indoor cs-mk120akh; cs-mk180akh; cs-mk90akh outdoor cu-4mk260akh
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Preparation Before Operation

Indoor unit

I Setting the air purifying filters
1
Open the front grille.
Hold the grille by the tabs on the two sides and lift it
until it stops with a click. (about 60°)
2
Pull out the air
filters.
Push upwards the tab
at the center of each
air filter, then pull it
down.
3
Set the air purifying filters.
Attach an air purifying filter to each air filter.
You may stick a colour sample label at a convenient
place on the indoor unit so that you can know when
they need replacement by comparing the colours. (See
page 11 "Care and cleaning – Replacing air purifying
filters")
4
Set the air filters in their original
positions and close the front grille.
Operation without air filters may result in troubles as
dust will accumulate inside the indoor unit.
NOTE
Tips for saving energy
Be careful not to cool the room too much.
Keeping the temperature setting at a moderate level helps
save energy.
Recommended temperature setting
For cooling: 26°C ~ 28°C
Cover windows with a blind or a curtain.
Blocking sunlight and air from outdoors increases the
cooling effect.
Clogged air filters cause inefficient operation and waste
energy. Cleaning lamp tells you when the air filters need
cleaning. Clean them once in about every two weeks.
I Setting the clock
1
CLOCK
Press
.
AM
2
Press
the present time.
PM
Holding down (
) or (
rapidly increases or decreases the time display.
3
CLOCK
Press
PM
I Turn the breaker ON
Turning ON the breaker opens the flap, then closes it again.
(This is a normal procedure.)
Please note
The air conditioner always consumes 15 ~ 35 watts of electricity
even while it is not operating.
If you are not going to use the air conditioner for a long period, for
example in spring or autumn, turn the breaker OFF.
Use the air conditioner in the following conditions.
Mode
Operating conditions
Outdoor temperature : 10 to 46°C
Indoor temperature : 18 to 32°C
COOL
Indoor humidity
: 80% max.
Outdoor temperature : 21 to 46°C
Indoor temperature : 18 to 32°C
DRY
Indoor humidity
: 80% max.
• Operation outside this humidity or temperature range may cause
a safety device to disable the system.
AM
is displayed.
blinks.
to set the clock to
) button
.
.
blinks
(Now the clock is set.)
If operation is continued out of this
range:
• A safety device may work to
stop the operation.
(In multi system, it may work to
stop the operation of the outdoor
unit only.)
• Condensation may occur on the
indoor unit and drip.
• A safety device may work to
stop the operation.
• Condensation may occur on the
indoor unit and drip.
7

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This manual is also suitable for:

Cs-mk180akhCs-mk90akhCu-4mk260akh

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