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Earthcore Industries
MAGNUM Series Fireplace
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Assembly Instructions - MAGNUM 28, 36, 42, & 48
FIGURE 20
4”
3/8”
Part #M90
Part #M90
Backwall:
28: Part #M65CC
36: Part #M65
42: Part #M66
48: Part #M67
FIGURE 21
After outlining the dry set pieces, remove them and apply Earthcore Adhesive to the areas traced on the base plate
where the side walls and backwall are to sit. By doing this, the first layer of wall components can be set directly into
Earthcore Adhesive already applied to the proper areas on the base plate.
3.
Continue assembly of the consecutive courses of the firebox side wall and backwall, making sure to stagger the
backwall components. Apply adhesive to the top of each layer of wall components, set the next course above into
place. Be sure to Earthcore Adhesive all vertical joints of the side wall to back wall connection when setting each
component to its mate
(Figure 20)
.
Look for some Earthcore Adhesive to squeeze out along the joints of all contact surfaces as a sign that the joint is
thoroughly sealed with the approved Earthcore Adhesive.
4.
When all of the firebox side wall and backwall components are set, check the top surface of the firebox for level. If
necessary, adjust the top surface of the box assembly for level by inserting a shim supplied with the unit between the
lowest wall component and the top surface of the base plate.
Any gap created under the wall components during the Shim leveling process must be filled with Earthcore Adhe-
sive to fill bearing against the base plate.
NOTE:
If you are using DM Chimney or DM Chimney with a brick ledge. a steel angle iron should be utilized following
these instructions.
CAUTION:
When using the Isokern brick ledge, it is required that the firebox/smoke dome assembly include the
placement of a 4” x 4” x 3/8” minimum steel angle across the firebox opening. (See page 50 for “Structural
Information”for details regarding specification and placement of steel angles in fireplaces.) This item is not included in
the components and can be sourced locally.
5.
This steel angle sits on top of the uppermost side wall component with the four-inch leg in the horizontal position. To
avoid a thickness problem with the placement of the steel angle, it is necessary to cut a notch in the top side wall
component where the angle is to sit. This notch should be cut approximately 3/8” deep. The notch should start at the
front face of the side wall component (at both the left and right hand walls) and run to a point 4” back toward the
firebox
(Figure 21)
.