Vermont Casting UC181N - Manual (Page 2)

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ATTENTION
This unvented gas log heater has been certified by CSA and tested to conform to ANSI Z21.11.2 Gas
Fired Room Heaters. Check local codes before installing this log heater. In some areas of the country,
unvented gas log heaters are restricted.
The installation and provision for combustion and ventilation air must conform with the National Fuel Gas
Code, ANSIZ223.1/NFPA 54 (latest edition), the National Electrical Code, ANSI/NFPA 70 (latest edition)
and any applicable local codes.
You must provide adequate clearances around air openings into the combustion chamber and adequate
clearance for servicing and proper operation.
WARNING
Improper installation, adjustment, alteration,
service or maintenance can cause injury or
property damage. For assistance or additional
information consult a qualified installer, service
agency or the gas supplier.
WARNING
Due to high temperatures, the appliance should
be located out of traffic and away from furniture
and draperies. Children and adults should be
alerted to the hazards of high surface tempera-
ture and should stay away to avoid burns or
clothing ignition.
WARNING
Young children should be carefully supervised
when they are in the same room with the heater.
Do not allow children to touch or operate this gas
log heater.
WARNING
Do not use this appliance or any part that has
been under water. Immediately call a qualified
service technician to inspect the appliance and to
replace any part of the control system and any
gas control which has been under water.
WARNING
Clothing or other flammable material should not be placed on or near the appliance.
WARNING
Solid fuels shall not be burned in a fireplace where an unvented room heater is installed.
TECHNICAL INFORMATION
Gas Pressure Testing: This gas heater and its individual shut-off valve MUST be disconnected from the
gas supply piping system during any pressure testing of that system at test pressures in excess of 1/2
psig (3.5kPa). The gas heater must be isolated from the gas supply piping system by closing its indi-
vidual manual shut-off valve during any pressure testing of the gas supply piping system at test pres-
sures equal to or less than 1/2 psig (3.5kPa).
Component Parts: Only factory authorized components listed in these instructions may be used in
accordance with the manufacturer’s instructions and all codes and requirements of the authority having
jurisdiction. Any modifications to this gas heater, or use of unauthorized components or accessory items
will void the manufacturer’s warranty, and may result in a hazardous condition.