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DO NOT CONNECT POWER SUPPLY UNTIL FAN IS COMPLETELY INSTALLED. MAKE SURE ELECTRICAL
SERVICE TO FAN IS LOCKED IN "OFF" POSITION. DISCONNECT POWER BEFORE SERVICING FAN.
1. WARNING! Do not use fan in hazardous environments where fan electrical system could provide ignition to
combustible or flammable materials.
2. WARNING! Check voltage at the fan to ensure it corresponds with nameplate. See Vapor Intrusion Application
Note #AN001 for important information on VI Applications. RadonAway.com/vapor-intrusion
3. WARNING! Normal operation of this device may affect the combustion airflow needed for safe operation of fuel
burning equipment. Check for possible backdraft conditions on all combustion devices after installation.
4. NOTICE! There are no user serviceable parts located inside the fan unit.
Do NOT attempt to open. Return unit to the factory for service.
5. All wiring must be performed in accordance with the National Fire Protection Association's (NFPA) "National
Electrical Code, Standard #70"-current edition for all commercial and industrial work, and state and local
building codes. All wiring must be performed by a qualified and licensed electrician.
6. WARNING! In the event that the fan is immersed in water, return unit to factory for service before operating.
7. WARNING! Do not twist or torque fan inlet or outlet piping as leakage may result.
8. WARNING! Do not leave fan unit installed on system piping without electrical power for more than 48 hours.
Fan failure could result from this non-operational storage.
9. WARNING! TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK, OR INJURY TO PERSONS, OBSERVE THE
FOLLOWING:
a) Use this unit only 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 disconnecting
means to prevent power from being switched on accidentally. When the service disconnecting means
cannot be locked, securely fasten a prominent warning device, such as a tag, to the service panel.
IN007 Rev N 0419
HS Series Fan Installation & Operating Instructions
3 Saber Way, Ward Hill, MA 01835 | radonaway.com
Please Read and Save These Instructions.
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