Toshiba MMU-P0121H Service Manual page 18

3-2-5. How to Use the Air Conditioner Effectively
For saving of electric cost and comfortable
cooling or heating operation.
n Diligent cleaning of air filter
• If the air filter is clogged, cooling/ heating effect
decreases.
n Close windows and doors often
• Close windows and doors so that cool air does
not blow through the room.
WARNING
Do not expose your body directly in cool
air for a long time.
• It may affect the health.
Especially, be watchful for person physically
handicapped, children, or senior person.
n Room temperature without unevenness
• Adjust the air direction with discharge louver.
If you expose yourself in the air flow for a long
time, it may affect your health.
For using the air conditioner effectively, operate it under the following conditions.
Cooling operation
Heating operation
If the air conditioner is operated under conditions other than these conditions, a protective device works and
the operation may become unavailable.
Outdoor temperature
Indoor temperature
Indoor humidity
If the air conditioner operates with humidity exceeding 80%, dew adhered to surface of
the panel may fall, or dew may be sprayed from the discharge grille.
Outdoor temperature
Indoor temperature
–5°C or more, 43°C or less
21°C or more, 32°C or less
80% or less
–15°C or more, 21°C or less
28°C or less
3-15
Don't forget
periodical
check!
Close windows
and doors often!
Don't cool
excessively!