Lennox Hearth MPRCVDE Indoor Fireplace User Manual


 
7
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
Figure 5
Log Placement
Figure 7
Millivolt Appliance Checkout
The pilot flame should be steady, not lifting or
floating. Flame should be blue in color with
traces of orange at the outer edge.
The top ³⁄₈" (10 mm) at the pilot generator (ther-
mopile) and the top ¹⁄₈" min (tip) of the quick drop
out thermocouple should be engulfed in the pilot
flame. The flame should project 1" (25 mm)
beyond the hood at all three ports. See
Figure 9.
To light the burner, refer to the lighting instruc-
tions on
pages 12 and 13.
Figure 6
Figure 9
Figure 8
MILLIVOLT
Thermocouple
Hood
Ignitor Rod
³⁄₈" Min
(9 mm)
Thermopile
Pilot
Nozzels
Adjustment Rod Positions (when viewed from above)
RENRUBNIAM
GNITTESRETTUHSYROTCAF
sledoM
saGlarutaN
sehcni
)mm(
saGenaporP
sehcni
)mm(
TSVDE
FPVDE
RCVDE
LCVDE
"4/1
)53.6(
"8/5
)88.51(
Air Shutter
Adjusting
Rod
Orifice
Increase Shutter
Opening In This
Direction
Decrease Shutter
Opening In This
Direction
Note - Burners are omitted in this view for clarity.
FRONT OF FIREPLACE
PAN BURNER
VENTURI TUBE ARM
AIR SHUTTER
ADJUSTMENT LEVER
FIREBOX SUBFLOOR
BURNER POSITIONING
PAN
BURNER
PILOT ASSEMBLY
The logs are packaged in a carton located
within the firebox. One plastic bag of glow-
ing embers is located in the bottom com-
partment. Refer to the Log Set Placement
Supplement for detailed placement instruc-
tions for the ceramic ember panel, logs and
glowing embers.
Figure 6
shows a typical
flame pattern for this particular appliance.
Figures 7 and 8
show burner orientation.
Glowing Embers (Rockwool)
WARNING: LOG SET GETS VERY HOT
AND WILL REMAIN HOT UP TO ONE
HOUR AFTER GAS SUPPLY IS TURNED
OFF. HANDLE ONLY WHEN LOG SET
IS COOL. TURN OFF ALL GAS TO THE
APPLIANCE BEFORE INSTALLING THE
GRATE AND LOG SET.
WARNING: THIS APPLIANCE IS NOT DE-
SIGNED TO BURN WOOD. ANY ATTEMPT
TO DO SO COULD CAUSE IRREPARABLE
DAMAGE TO YOUR APPLIANCE AND
PROVE HAZARDOUS TO YOUR SAFETY.
WARNING: THE SIZE AND POSITION OF
THE LOG SET WAS ENGINEERED TO
GIVE YOUR APPLIANCE A SAFE, RELI-
ABLE AND ATTRACTIVE FLAME PAT-
TERN. ANY ATTEMPT TO USE A DIF-
FERENT LOG SET IN THE FIREPLACE
WILL VOID THE WARRANTY AND WILL
RESULT IN INCOMPLETE COMBUSTION,
SOOTING, AND POOR FLAME QUALITY.
Operate the appliance for a period of time as the
effect diminishes, ensuring that the appliance
does not develop sooty flames.
When satisfied that the appliance operates prop-
erly, proceed to finish the installation. Leave the
control knob in ON position and turn the
remote switch OFF. Close the lower control
compartment access panel.