Toshiba MMU-AP0091H Owner's Manual page 23

If you do not plan to use the unit for more than 1 month
(1) Operate the fan for 3 to 4 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.
For Air conditioning system which is operated regularly, cleaning and maintenance of the indoor/outdoor
units are strongly recommended.
As a general rule, if an indoor unit is operated for about 8 hours daily, the indoor/outdoor units will need to
be cleaned at least once every 3-MONTH. This cleaning and maintenance shall be carried out by a
qualified person.
Failure to clean the indoor/outdoor units regularly will result in poor performance, icing, water leaking and
even compressor failure.
HINTS FOR ECONOMICAL OPERATION
Maintain room temperature at comfortable level
Clean air filters
The clogged air filter impairs the performance of the air conditioner.
Never open doors and windows more often than necessary
To keep cool or warm air in the room, never open doors and
windows more often than necessary.
Window curtains
In cooling, close the curtains to avoid direct sunlight.
In heating, close the curtains to keep the heat in.
Get uniform circulation of room air
Adjust the air flow direction for the even
circulation of room air.
NOTE
Blows upward
20
I will wipe soft
and dry cloth!
Use after drying
when it has not been
used for a long time!
Gee, chilly
Control
Clean, please.
Air flow adjustment
Cool and
dry air
Warm
air
Blows downward