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10
Maintenance
Be sure to turn off the circuit breaker before maintenance.
NOTE
• Do not use alcohol, benzene, thinner, scouring powder, etc. as those may cause deformation or breakage.
• Do not rub the product with a chemical cloth or remain the cloth made contact with the product for a long time. Doing
so may cause the product surface to deteriorate and its paint to come off.
Body of indoor unit
Wipe with a dry, soft cloth.
• If heavily stained, wipe off dirt with a cloth soaked in lukewarm water (40°C or less).
Remote controller
Wipe with a dry, soft cloth.
• Do not use water to wipe the remote controller.
• Be sure to turn on the circuit breaker after maintenance is finished. Leaving the circuit breaker turned off cause a
refrigerant leak detection sensor not to operate, and result in failing to detect refrigerant leak.
▼Cleaning of air filter
"
" (filter sign) appears on the detailed display (not displayed when it is in the normal display mode) to tell the
time for cleaning the filter.
12:00
Room A
Filter sign
24
Cool
Mode
Fan Speed
Room A
12:00
Filter check.
Mode
Fan Speed
49-EN
• "Filter check" is displayed on the screen if you start
running the air conditioner when "
" (filter sign)
appears on the detailed display. Push one of the
operation buttons to erase the message or wait for
more than 5 seconds until the message disappears.
– 25 –
1
Push the [
ON / OFF] button to stop the
operation, then turn off the circuit breaker.
2
Use a screwdriver to unfasten the screws of
the intake grille (two places) to open the
intake grille. The screws are designed to
stay on the intake grille.
Screw
3
Take out the air filter.
• Pull up the air filter toward you.
• Cleaning with water or vacuum cleaner
• If dirt is heavy, clean the air filter by tepid
water with neutral detergent or water.
• After cleaning with water, dry the air filter
sufficiently in a shade place.
• To attach the air filter, insert it into the unit and
push it in.
4
Close the intake grille and fasten the screws
(two places).
5
Turn on the circuit breaker, then push the
[
ON / OFF] button on the remote
controller to start the operation.
6
Reset the filter sign
Filter sign reset
Remaining hour to clean the filte r.
Clean the air filter
Return
Reset
∧
∨
1. Push the [
] / [
] button to select "Filter
sign reset" on the menu screen, then push the
"
Set" [
F2] button.
Set
2. Push the "
Reset" [
F2] button.
Reset
50-EN
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