Maintenance - Toshiba RAV-SM1403DT-A Owner's Manual

Concealed Duct High Static Pressure
9

MAINTENANCE

Cleaning of the air filter and other parts of the air filter involves dangerous work in high
places, so be sure to have a service person do it.
Do not attempt it yourself.
Cleaning of air filters
Clogging of air filters will reduce the cooling and heating performance.
(1) When "FILTER
(2) When the cleaning of air filters has been completed, push
"FILTER " disappears.
Cleaning of remote controller
• Use a dry cloth to wipe the remote controller.
• Never use a damp cloth on the remote controller.
• Do not use a chemically-treated duster for wiping or leave such materials on the unit for long.
It may damage or fade the surface of the unit.
• Do not use benzine, thinner, polishing powder, or similar solvents for
cleaning. These may cause the plastic surface to crack or deform.
Periodic check
Long-period use of the air conditioner may cause deterioration or failure of
parts due to heat, humidity, dust, and operating conditions, or may cause poor
drainage of dehumidified water.
If you do not plan to use the unit for more than 1 month
(1) In addition to the self cleaning, operate the fan for 1 or 2 hours to dry inside
the unit.
• Operate "FAN" mode.
(2) Stop the air conditioner and turn off the main power switch or the circuit breaker.
Checks before operation
(1) Check that the air filters are installed.
(2) Check that the air outlet or inlet is not blocked.
(3) Turn on the main power switch or the circuit breaker for the main power
supply to the air conditioner.
" appears on the remote controller, clean the air filters.
– 14 –
WARNING
button.
CAUTION
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