Enviro C-10637 - Manual (Page 22)

Secondary Installation
Figure 30. Sienna complete log set-up with embers burning.
NOTE: While the glass is still removed, it is recommended that the gas line be purged by lighting the
pilot.
When lighting the fireplace for the first time since the log set and embers have been installed/replaced,
watch for ignition at ALL the burner ports. If a long delay is noticed, turn the appliance off and wait for
it to cool down. Remove the glass and rearrange the ember material, making sure none of the burner
ports air holes are blocked.
Never operate the fireplace with the glass door removed.
22
A
DJUSTING
V
ENTURI
A
IR
S
ETTINGS
:
There is one venturi adjustment.
Use this venturi adjustment lever, shown in Figure 31,
to achieve a proper and efficient flame.
Adjust lever until the flame pattern is similar to Figure
30. Suggested pull out distances are 1⁄2” (13 mm)
minimum for Natural Gas and 7⁄8” (22 mm) minimum
for Propane.
Pull out the venturi adjustment to increase primary air at the venturi tube.
Push in the venturi adjustment to decrease primary air at the venturi tube.
Figure 31: Adjusting the venturi air setting.