3
UVS27 Vent-Free Gas Heater
20007068
Installation & Operating Instructions
In order to ensure safe and effective installation, this unit
must be installed only by a qualified agency, individual, firm,
corporation or company that is experienced in the instal-
lation, repair and servicing of this type of appliance and is
familiar with the building codes and installation techniques
appropriate in your area. Contact your hearth products
dealer or local gas supplier for the name of a qualified ser-
vice person.
In the Commonwealth of Massachusetts, all gas fittings and
installation of this heater shall only be done by a licensed
gas fitter or licensed plumber.
IMPORTANT:
Read this owner’s manual carefully and
completely before trying to assemble, operate, or ser-
vice this heater. Improper use of this heater can cause
serious injury or death from burns, fire, explosion,
electrical shock, and carbon monoxide poisoning.failure
to follow instructions may result in property damage,
bodily injury or loss of life. This manual contains impor-
tant user information. Keep this manual with the heater
after installation is complete.
FOR SAFE INSTALLATION AND OPERATION,
PLEASE NOTE THE FOLLOWING:
1. Use only Natural Gas with UVS27RN/MN. Use only
Propane with UVS27RP/MP. Do not use any other
fuels.
2. Install only in accordance with the National Fuel
Gas Code, ANSIZ223.1/NFPA54-latest edition. (Ex-
ception: Do not derate this appliance for altitude.
This appliance has been tested and listed for use
in altitudes up to 10,000 feet.)
3. Use only the installation instructions provided by
the manufacturer for this appliance. Installation
and repair should be done by a qualified installer,
preferably NFI or WETT (Canada) certified. The
appliance should be inspected before use and at
least annually by a professional service person.
More frequent cleaning may be required due to
excessive lint from carpeting, bedding material,
etc. It is imperative that control compartments,
burners and circulating air passageways of the ap-
pliance be kept clean.
4. WARNING: Any change to this heater or its con-
trols can be dangerous. DO NOT make modifica-
tions to any heater or associated parts.
5. DO NOT install this heater in a bedroom or bath-
room.
6. Due to high surface temperatures, DO NOT install
this heater
•
in a recreational vehicle,
•
where curtains, furniture, clothing or other
flammable objects are less than 36 inches from
the front, top or sides of the heater,
•
in high traffic areas,
•
in windy or drafty areas.
7. DO NOT place clothing or other flammable mate-
rial on or near the appliance.
8. DO NOT obstruct the top grille at all. Doing so will
cause high levels of carbon monoxide that will
lead to death.
9. This heater needs fresh, outside air ventilation to
operate properly. See Fresh Air Requirements on
pages 6 and 7.
10. If heater shuts off, heater may not have enough
fresh air ventilation. Provide more fresh air. If
heater keeps shutting off, refer to Troubleshoot-
ing.
11. DO NOT operate this heater
•
where flammable liquids or vapors are used
or stored
•
under dusty conditions.
12. The heater becomes very hot when operating.
Alert children and adults to stay away from hot
surfaces to avoid burns or clothing ignition. The
heater will remain hot for a time after shutdown.
Allow surface to cool before touching.
13. Carefully supervise young children when they are
in the room with the heater.
14. Do not use the heater if any part has been ex-
posed to or under water. Immediately call a quali-
fied service technician to inspect the room heater
and to replace any part of the control system and
any gas control which has been under water.
15. DO NOT operate the heater if any log is broken or
damaged.
16. Turn heater off and let cool before servicing. Only
a qualified service person should service and
repair heater.
17. DO NOT operate this appliance with the safety
screen removed. If the safety screen is removed
from the appliance for service or cleaning, it must
be replaced before operating the heater.
NOTE:
If any of the original wire as supplied with the ap-
pliance must be replaced, it must be replaced with a wire
of at least 105°F temperature rating.
Carbon Monoxide Poisoning:
Early signs of carbon
monoxide poisoning resemble the flu, with headaches,
dizziness, or nausea. If you have these signs, the heater
may not be working properly. Get fresh air at once! Have
the heater serviced. Some people are more affected by
carbon monoxide than others. These include pregnant
women, people with heart or lung disease or anemia,
those under the influence of alcohol, and those at high
altitudes.
CARBON MONOXIDE POISONING
MAY LEAD TO DEATH!
