Lennox International Inc. MERIT PLUS MPB3530CNM-B User Manual
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NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
LENNOX HEARTH PRODUCTS • MERIT PLUS
®
B-VENT GAS FIREPLACES (MPB33/35/40/45) • INSTALLATION INSTRUCTIONS
Glowing Embers
Bag of Glowing
Embers (rockwool)
Separate into Quarter
Size (separate) Pieces
Figure 24:
REFERENCE
Cat. No.
Model No.
Description
88L53
FGE
Bag of Glowing Embers
80L42
FDVS
Bag of Decorative
Volcanic Stone
Table 7: Firebox Accessories/Parts
Step 4. Placement of Logs—All top
logs that rest on lower logs, do so over
notches, indents or nubs. Proper log
placement is critical to prevent sooting.
Logs should be placed in the gaps between
the flame peaks and should be positioned
so they do not impinge the flames.
Step 5. Position the individual logs as
shown in Figures 26, 27, and 28. Logs
should be placed in the order shown. All
logs that have notches to fi t over the grate
tines should be positioned with these
notches directly against the grate. Handle
logs carefully to prevent breakage.
Step 1. Remove the appliance front door
(see Removing the Glass Enclosure Panel
on Page 19).
Step 2. Install decorative volcanic
stone—Sprinkle the decorative volcanic
stone in a pleasing pattern. The volcanic
stone should be placed directly on top of
the firebox bottom, along the front and
to the back at the right and left sides of
the burner. Position any optional ceramic
fiber liners before placing the stone.
Logs should be positioned after the
volcanic stone.
Note: This appliance is provided with
enough glowing embers for several ap-
plications, do not feel compelled to use
all that is in a new bag. For best glowing
effect, replace the ember material annually.
Replacement glowing embers are available
(Catalog Number 88L53).
Step 3. Separate the glowing embers
(rockwool) into pieces about the size
of a quarter (see Figure 24). Keep the
pieces fluffed up, not matted. Distribute
these pieces over the front surface of
the burner, as shown in Figure 25. Do
not use more than is necessary. When
properly positioned, the Glowing Embers
will cover approximately 65% of the
front burner and with no appreciable
gaps or openings. Ensure that the main
burner ports remain uncovered by the
ember material.
Glowing Embers
Figure 25: Glowing Embers Placement