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Hearth & Home Technologies • B41L-AU Installation Manual • 2570-980 Rev. C • 7/20
A. Vent Collar Preparation
6
6
Appliance Preparation
Figure 6.1 Shipping Position
Figure 6.2 Top Heat Shield in Position and
Heat-Zone
®
-240V Gas Locations
CAUTION!
Risk of Cuts, Abrasions or Flying Debris.
Wear protective gloves and safety glasses during instal-
lation. Sheet metal edges are sharp.
Top Vent
WARNING! Risk of Fire!
Do not remove heat shield. El-
evated header temperatures may cause a fire.
1. Remove two screws and discard. See Figure 6.1.
2. Fold up top heat shield to 90 degrees as shown in
Figure 6.2.
REMOVE SCREWS
HEAT MANAGEMENT
KNOCKOUT LOCATIONS
TOP HEAT SHIELD
IN POSITION
B. Prepare For Heat Management
Introduction
An optional heat management system allows the heat from
the appliance to be redirected as desired.
An optional heat management system must be installed by
a qualified service technician at the time of the appliance
installation. Follow the instructions shipped with the kit for
installation and operation.
NOTICE:
Additional clearances are required for heat
management systems installations. Provisions must be
made in advance to ensure fit within the framing.
• Determine the heat management system(s) that will be
installed.
• Locate the two heat management ports on the top of the
appliance. Either one or two Heat-Zone
®
-240V Gas Kits
may be installed.
See Figure 6.2. Remove the knockouts
from the appliance with a tin snips.
• Center the duct collar or passive heat adapter around
the exposed hole and attach it to the appliance. See
Figure 6.3.
Note
: Do this BEFORE final positioning of the appliance.
• Determine the location for the air register/fan housing
assembly.
Reference the Heat-Zone
®
- 240V Gas Kit or Passive Heat
instructions for the remaining installation steps.
Heat Management System options are:
• HEAT-ZONE
®
- 240V Gas Kit: The heat is diverted into
an adjacent room.
• Passive Heat (PH-FRT, PH-SIDE): The heat is vented
into the room in which the appliance is installed
through a discharge opening(s).
WARNING! Risk of Fire!
DO NOT block passive heat
registers! Overheating of appliance and combustible
materials will occur.
WARNING! Risk of Fire!
DO NOT remove a knockout
unless a heat management system will be installed in its
place. Appliance and combustible materials will overheat.
REMOVE KNOCKOUTS
Figure 6.3 Remove Heat Management Knockouts