MartinLogan VENT-FREE FIREPLACE SYSTEMS 33ISDG - Manual (Page 15)

23D8036 15
NOTE: Clearance requirements as detailed
in “Clearances and Height Requirements”
section of this manual must be met before
securing heater in place.
To prevent movement, the heater must be secured
to the floor or hearth.
1. Lift off louvers and remove the screen.
2. Remove log set.
3. To remove the grate and base assembly, take out
two screws as shown in Figure 15.
4. Lift grate and base assembly out of the firebox.
5. Secure the firebox with two anchoring screws
( 3 /
16
" x 1 1 /
4
" length) supplied with the fireplace
system. See Figure 16 .
Note: If the unit is mounted on carpeting,
tile or combustible material without the
hearth, a metal or wooden base covering
the entire width and depth of the base
must be installed.
SECURING HEATER TO FLOOR
Figure 15 - Removing Grate and Base Assembly
Figure 16 - Securing Firebox to Floor or Hearth