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125160-01A24
FIREPLACE INSTALLATION
Continued
Grand Meridian
Model
Number of
Layers
MM33 2
MM39 3
MM44 3
MM49 3
MM63 3
6) Assemble the rst layer as shown in Figure 38
and 39. Continue to the next layer sides and rear
pieces, keeping components moist, mixing mortar as
you need it and threading the mortar appropriately as
you stack each section, one onto the next. Constant-
ly check for squareness and levelness while building
each course of block. As you complete each piece,
make certain that you adhere the mortar at each and
every joint. See chart below for the number of layers
for need for this step.
Combustion Air Access
Right or Left (Right shown).
Apply
mortar
Apply mortar
Side Wall
Rear Wall
Side Wall
Figure 38 - Layering walls and sides for
MM33,39,44,49
Combustion Air Access
Right or Left (Right shown).
Apply
mortar
Apply mortar
Begin with the smallest
rear wall to the right
side as shown below.
Figure 39 - Layering walls and sides for MM63
MM63: Rear Walls are staggered on every row as
shown in Figures 40.
Rear Wall (long)
Rear Wall
(short)
Stagger positions of rear wall
Rear Wall (long)
Rear Wall
(short)
Apply
mortar
Figure 40 - Staggering walls and sides for MM63