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IMPORTANT SAFETY INSTRUCTIONS
1. READ AND SAVE THESE INSTRUCTIONS
2. WARNING – To reduce the risk of fire, electrical shock, or injury to persons, observe the
following:
a. Use this unit in the manner intended by the manufacturer. If you have questions, contact
the manufacturer.
b. Before servicing or cleaning unit, switch power off at service panel and lock the service
disconnect means to prevent power from being switched on accidentally. When the
service disconnect mean cannot be locked, securely fasten a prominent warning device,
such as a tag to the service panel.
3. WARNING – To reduce the risk of fire, electrical shock, or injury to persons, observe the
following:
a. The AstroFan AFU fan filter units must be installed with filters that are marked on their
labels to indicate the suitability with this model. Other filters cannot be substituted.
4. CAUTION – Automatically operated device. To reduce the risk of injury, disconnect from
power supply before servicing.
5. CAUTION – For installation by qualified personnel only.
6. WARNING – Risk of electrical shock. Can cause injury or death. Disconnect all remote
electrical power before servicing. If connected to a circuit protected device by fuses,
use time-delay fuses for this appliance.
7. WARNING – To reduce the risk of fire or electric shock, do not use this fan with any
solid state speed control device.
8. WARNING – To reduce the risk of fire, electric shock, or injury to persons, observe the
following:
a. Installation work and electrical wiring must be done by a qualified person(s) in accordance
with all applicable codes and standards, including fire rated construction.
b. Follow the heating equipment manufacturer’s guideline and safety standards such as
those published by the National Fire Protection Association (NFPA), and the American
Society for Heating, Refrigeration, and Air Conditioning Engineers (ASHRAE), and the local
code authorities.
c. When cutting or drilling into wall or ceiling, do not damage electrical wiring or other hidden
utilities.
d. Ducted fans must always be vented to the outdoors.
e. If the unit is to be installed over a tub or shower, it must be marked as appropriate for
the application and be connected to a GFCI (Ground Fault Circuit Interrupter) – protected
branch circuit.
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General