Floor Clearances - Monessen Hearth MJ27NR-S Installation And Operating Instructions Manual

"MOJO" Series Unvented Gas Log Sets
Mantel
Minimum of 8"
Heat Resistant
Material
Figure 8. Minimum Mantel Clearance with Hood – MJ27
(Example of Unsafe Installation)
FP2002

FLOOR CLEARANCES

mantel clearances unsafe
The gas log heater must be installed at least 1
any combustible flooring material, such as carpeting or
tile, which is closer than 14" to the base of the fireplace.
The minimum distance must be maintained from the top
surface of carpeting, tile, etc� Figure 9
OR
FP2003
Figure 9. Minimum Clearance above Combustible Flooring
FP2003
min clear comb floor
Monessen • MJ27NR-S/MJ27PR-S Owner's Manual • 20308677 • Rev B • 01/17
7"
6"
14¹⁄₂"
2¹⁄₂"
4"
8"
FP2002
Hood
3
/
8
Heater in
Fireplace or
Firebox
Combustible
Material
1 / " Minimum
3
8
CLEARANCES and HEIGHT REQUIREMENTS
Figure 8 is an example of an unsafe mantel installation.
This mantel projects 4" at 8" above the opening, exceeding
the maximum acceptable distance of 2
projects 7" at 14
maximum acceptable distance of 6".
If your mantel profile is unsafe, you may either:
• Raise the mantel to an acceptable height
OR
• Remove the mantel
" above
The gas log heater may be installed nearer to the floor if a
minimum of 14" of noncombustible material such as slate
or marble is installed between the base of the fireplace and
the combustible flooring. Figure 10
FP2004
Figure 10. Minimum Clearance above Combustible Flooring with
Noncombustible Material Installed at Base of Fireplace
FP2004
min clear nocomb floor
1
/ " above the opening, exceeding the
2
Heater in
Fireplace or
Firebox
14" Minimum
This Distance May Now be Less
Than 1 ⁄ "
3
8
1 / " The mantel also
2
Combustible
Material
9