Heating Season; Cooling Season - BIG ASS FANS 4900 Installation Manual

Big Ass
speed. Moving at a low speed means less energy used for operation, translating into more energy savings year-round. Follow the
To ensure proper fan rotation:
1. Turn on the fan.
2.
If the fan is not rotating counterclockwise, reverse the direction of rotation. See the previous page for instructions on changing the
direction of rotation.

Heating season

Big Ass
Adjust the fan speed to the appropriate starting fan speed listed in the table below.
Floor-to-ceiling height (ft)
<40
the draft is no longer noticeable.

Cooling season

The cooling effect created by the breeze from Big Ass
setting. During the cooling season, every degree higher that the thermostat is reset reduces the energy consumed by the air conditioner
Adjust the fan speed to the appropriate starting fan speed listed in the table below.
Floor-to-ceiling height (ft)
<40
Increase the speed of the fan until desired air speed or maximum fan speed is reached. In air conditioned facilities, increase the
thermostat setting by 2 to 7°F to save energy.
BIG ASS FAN 4900
Operating the Fan
Starting fan speed
15 Hz
20 Hz
Starting fan speed
25 Hz
40 Hz
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Ass Fan.
Display %
Display %
ALL RIGHTS RESERVED
25
Ass Fans are