Achieving Optimal Performance; Inverter Split Type; Fixed-Speed Type - Pioneer WAS Series Owner's Manual

Achieving Optimal Performance

Optimal performance for the COOL, HEAT, and DRY modes can be achieved in the following
temperature ranges. When your air conditioner is used outside of these ranges, certain safety
protection features will activate and cause the unit to perform less than optimally.

Inverter Split Type

Room Temperature
Outdoor
Temperature

Fixed-speed Type

Room
Temperature
Outdoor
(For models with low-temp cooling systems)
Temperature
(For special tropical models)
To further optimize the performance of your unit, do the following:
• Keep doors and windows closed.
• Limit energy usage by using TIMER ON and TIMER OFF functions.
• Do not block air inlets or outlets.
• Regularly inspect and clean air lters.
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 
COOL mode HEAT mode
17°C - 32°C 0°C - 30°C
(63°F - 90°F) (32°F - 86°F)
0°C - 50°C
(32°F - 122°F)
-15°C - 30°C
-15°C - 50°C
(5°F - 86°F)
(5°F - 122°F)
(For models with
low temp. cooling
systems.)
COOL mode
17°-32°C (63°-90°F)
18°-43°C (64°-109°F)
-7°-43°C (19°-109°F)
18°-52°C (64°-126°F)
DRY mode
10°C - 32°C
(50°F - 90°F)
0°C - 50°C
(32°F - 122°F)
HEAT mode
O°-30°C (32°-86°F)
-7°-24°C (19°-75°F)
FOR UNITS WITH
AUXILARY ELECTRIC
HEATER
When outside
temperature is below 0°C
( ), we strongly
32°F
recommend keeping the
unit plugged in at all
timers to ensure smooth
ongoing performance.
DRY mode
10°-32°C (50°-90°F)
11°-43°C (52°-109°F)
18°-43°C (64°-109°F)
18°-52°C (64°-126°F)
(For special tropical models)