Outdoor Unit - Fujitsu AUU7RLF Design & Technical Manual

1-3. Outdoor unit

 Workable down to -15 °F (-26 °C) outdoor temperature
Outdoor unit has a built-in heater to keep it from freezing during the freezing cold mid-winter sea-
son.
The air conditioner uses highly cold resistant components that were designed to prevent freez-
ing and meet CSA standards to provide comfortable heating even when temperature fall to -15
°F (-26 °C).
Powerful heating at low
ambient temperature.
Base pan heater
• Equipped with a base heater that prevents
condensate from freezing.
• Cultivated base design discharges melted
water through many holes.
• Without a heater, freezing condensate can
cause noise, damage to blade, condenser,
and system performance.
100%
80%
60%
-15°F -4°F 5°F
(-26°C) (-20°C) (-15°C)
Base heater
- 13 -
Rated capacity
47°F
(8°C)
With Without
base heater base heater