Lennox Hearth L20 BF-2 - Manual (Page 15)

INSTALLATION
PAGE 15
INSTALLATION CHECK LIST (ALL MODELS)
Read and understand these instructions before using ap-
pliance. Go through this installation checklist:
Ensure that the log set is properly installed. Use cau-
tion when handling the logs. See page 14.
Reinstall the door frame assembly. See Door Assem-
bly on this page.
WARNING: DO NOT OPERATE APPLIANCE WITH THE
GLASS FRONT REMOVED, CRACKED OR BROKEN.
REPLACEMENT OF THE GLASS SHOULD BE DONE
BY A QUALIFIED TECHNICIAN.
Ensure venting termination cap is unobstructed.
Check to see that wiring is correct and is enclosed
inside the stove pedestal base (See page 22).
(Model L20 DVF-2) Ensure that the relief door is
properly closed. (see Combustion Chamber Relief
Door on page 17).
Verify that the gas line has been purged of air.
Test all connections for leaks (factory and field) with
a leak detector or soapy water solution. If you smell
gas, do not attempt to light this appliance. Follow
safety instructions on the front cover of this manual.
Burner Air Shutter opening to be:
Natural Gas – 1/4 open, Propane 1/2 open.
Some adjustment from standard may be necessary
for the desired flame characteristics (see Burner
Flame Appearance, page 21). To adjust air shutter:
1. Remove burner from firebox by removing the 2
nuts as shown in the following picture. Then lift
burner up and out of firebox.
2. Adjust gap as shown in following picture.
3. Reinstall burner. Do not overtighten nuts (finger tight
only).
Light the appliance following the instructions on page 16 (Care
and Operation). Relight the main burner in both the HI, and LO
positions, and verify proper burner ignition and operation.
Perform Spillage Test Procedure (see Spillage Test Procedure,
page 24).
With burner lit, check to make sure that the inlet gas and mani-
fold pressures are correct (see Gas Pressure, page 4). Verify that
the pilot and main burner ignition and operation are correct.
NOTE: Upon the initial firing of your new gas stove, you may notice
an odor. This may last up to two hours. It is recommended to open
the windows to allow fresh air to circulate into the room. (see
“Break In” Period, page 17).
WARNING: IF THE PILOT DOES NOT LIGHT AFTER 1 MINUTE, WAIT
AT LEAST 5 MINUTES FOR GAS TO CLEAR BEFORE ATTEMPTING
AGAIN.
Air Shutter
Remove 2 nuts, then
lift burner out of
firebox.
Burner Assembly
Air Shutter
Loosen setscrew
using Phillips
screwdriver
Burner Assembly
NG = 1/4 Open (1/8” gap)
LP = 1/2 Open (1/4” gap)