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Majestic • MERC32IN, MERC32IL Installation Manual • 2401-980 Rev. L • 1/21
C. Securing and Leveling the Appliance
WARNING! Risk of Fire!
Prevent contact with:
• Sagging or loose insulation
• Insulation backing or plastic
• Framing and other combustible materials
Block openings into the chase to prevent entry of blown-
in insulation. Make sure insulation and other materials
are secured.
DO NOT
notch the framing around the appliance
standoffs.
Failure to maintain air space clearance could cause
overheating and fire.
The diagram shows how to properly position, level, and
secure the appliance. See Figure 6.18. Nailing tabs are
provided to secure the appliance to the framing members.
• Bend out nailing tabs on each side of the appliance and
on each end of the sheetrock support. See Figure 6.18.
• Place the appliance into position.
• Keep nailing tabs flush with the framing.
• Level the appliance from side to side and front to back.
• Shim the appliance as necessary. It is acceptable to use
wood shims underneath the appliance.
• Secure the appliance to the framing by using nails or
screws through the nailing tabs.
• Secure the appliance to the floor by inserting two screws
through the pilot holes at the bottom of the appliance.
Figure 6.18 Proper Positioning, Leveling And Securing Of An
Appliance
NAILING TABS
(BOTH SIDES)
Figure 6.17 Heat Zone Cover Plate
HEAT ZONE
®
LOCATION
LEFT AND RIGHT SIDES
B. Installing the Optional Heat-Zone
®
Gas
Kit
NOTICE:
Additional clearances are required for Heat-
Zone® installations. Provisions must be made in advance
to ensure fit within the framing.
• Locate the Heat-Zone
®
ports on the left and right sides
of the appliance. Either one or two Heat-Zones
®
may
be installed.
See Figure 6.17. Remove the knockouts
from the appliance with a tin snips.
• Center the duct collar around the exposed hole and
attach it to the appliance with 3 screws. Note: Do this
BEFORE final positioning of the appliance.
• Determine the location for the air register/fan housing
assembly.
Reference the Heat-Zone
®
Gas Kit instructions for the
remaining installation steps.