Lenoxx Optima 3 FS Manuale Utente

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IMPORTANT WARNINGS 
 
CAUTION:
 
Read this manual thoroughly before starting installation.  For your safety, follow the installation, op-
eration and maintenance instructions exactly without deviation. Failure to follow these instructions may result 
in a possible fire hazard and will void the warranty. If this appliance is not properly installed, a house fire may 
result. Contact local building or fire officials about requirements and installation inspection in your area. 
 
PAGE 2 
1.  DO NOT CONNECT THIS UNIT TO A CHIMNEY 
FLUE CONNECTED TO ANOTHER APPLIANCE. 
2.  Do not connect this appliance to air ducts or any air 
distribution system. 
3.  Do not install a flue damper in the exhaust venting 
system of this appliance. 
4.  Do not use class B venting intended for gas appli-
ances as a chimney or connector pipe on a pellet 
fired appliance. 
5.  The minimum clearances must be maintained for all 
combustible surfaces and materials including; fur-
niture, carpet, drapes, clothing, wood, papers, etc. 
Do not store firewood within this clearance space. 
6.  INSTALLATION DISCLAIMER - This stoves exhaust 
system works with negative combustion chamber 
pressure and a slightly positive chimney pressure. 
Therefore, it is imperative that the exhaust system 
be gas tight and installed correctly. Since Lennox 
Hearth Products has no control over the installa-
tion of your stove, Lennox Hearth Products grants 
no warranty, implied or stated for the installation or 
maintenance of your stove, and assumes no re-
sponsibility for any consequential damage(s). 
7.  Burning any kind of fuel consumes oxygen. If out-
side air is not ducted to the appliance, ensure that 
there is an adequate source of fresh air available to 
the room where the appliance is installed. 
8.  The stove will not operate using natural draft, nor 
without a power source for the blower and fuel 
feeding systems. 
9.  Never use gasoline, gasoline-type lantern fuel, 
kerosene, charcoal lighter fluid, or similar liquids to 
start or "freshen up" a fire in this heater. Keep all 
such liquids well away from the heater while it is in 
use. 
10. CONTINUOUS OPERATION: When operated cor-
rectly, this appliance cannot be overfired.  Continu-
ous operation at a maximum burn can, however, 
shorten the life of the electrical components (blow-
ers, motors, and electronic controls), and is not 
recommended. Typical approved operation would 
include running at the low to mid range setting with 
occasional running on the maximum setting during 
the coldest periods of the winter. The blower speed 
control should be turned to high when operating 
the stove on the high heat setting. 
11. CAUTION: NEVER PUT FINGERS NEAR AUGER. 
Pellet fuel is fed to the UltraGrate
 by a screw auger.  
This auger is driven by a high torque motor.  The 
auger is capable of doing serious harm to fingers.  
Keep pellets in the hopper at all times and keep fin-
gers away from auger.  The auger can start and 
stop automatically at any time while the stove is 
running. 
12.  CAUTION: HOT WHILE IN OPERATION. An appli-
ance hot enough to warm your home can severely 
burn anyone touching it. Keep children, clothing 
and furniture away. Contact may cause skin burns. 
Do not let children touch the appliance. Train them 
to stay a safe distance from the unit. 
13.  APPROVED FUEL: This appliance is designed 
specifically for use only with pelletized wood fu-
els only. With its advanced UltraGrate
 technol-
ogy, this appliance is designed and approved for 
the burning of wood residue pellets with up to 3% 
ash content. This appliance is NOT approved to 
burn cardboard, nut hulls, cherry pits, corn, etc. 
regardless if it is in pellet form. Failure to comply 
with this restriction will void all warranties and 
the safety listing of the stove. Consult with your 
authorized Lennox Hearth Products dealer for 
more information on approved pellet fuels. 
14.  FLYASH BUILD-UP: For all wood pellet fuel-
burning heaters, the combustion gases will con-
tain small particles of fly ash. This will vary due to 
the ash content of the fuel being burned. Over 
time, the fly ash will collect in the exhaust venting 
system and restrict the flow of the flue gases. 
The exhaust venting system should be inspected 
regularly and cleaned as necessary. 
15.  SOOT FORMATION: Incomplete combustion can 
occur during startup, shutdown, or incorrect op-
eration of the room heater. This can lead to some 
soot collecting in the exhaust venting system. A 
precautionary inspection on a regular basis is 
advisable to determine the necessity of cleaning. 
The exhaust venting system should be inspected 
regularly and cleaned as necessary. 
16.  DISPOSING OF ASHES: Any ashes removed 
from the pellet stove must be deposited in a 
metal container with a tight-fitting lid. The 
closed container of ashes should be placed on 
a noncombustible floor or on the ground, well 
away from all combustible materials, outside of 
the dwelling pending final disposal.  If the 
ashes are disposed of by burial in soil or oth-
erwise locally dispersed, they should be re-
tained in the closed container until all cinders 
have been thoroughly cooled. 
17.  SAVE THESE INSTRUCTIONS. 
18.  See the listing label on the appliance (or see 
Safety / Listing Labels on pages 51 and 52).