If any wood pieces are missing or damaged, contact the
dealer where you purchased this mantel for replacement. If
hardware is missing or damaged, contact DESA Heating, LLC
at 1-866-672-6040 for referral information. You can also visit
DESA Heating, LLC’s web site at www.desatech.com.
Note: Gather all mantel pieces together before assembling
mantel.
WARNING: Only use 1
1
/4" screws to assemble
mantel. Damage to mantel will result if other screws
are used for this purpose.
IMPORTANT: A serial number label is located inside of right
side panel and on outside package. When calling to request
technical assistance or for replacement parts please have
serial number ready.
ASSEMBLING MANTEL
IMPORTANT: More than one person is required to lift
assembled mantel. Lift mantel by leg assemblies. Lifting
by header or mantel top could damage mantel.
Use the following illustrations to assemble mantel. Use only
screws provided.
C21TP and C21TO
Corner Mantel and Base
ASSEMBLY AND INSTALLATION INSTRUCTIONS
IMPORTANT: Read entire instruction sheet before
assembling or installing mantel kit.
These mantels are only approved for use with any
DESA Heating, LLC 21" or 23" electric and gas
replace system. Do not use mantel with any other
product.
This mantel kit contains the following:
• Mantel pieces - unassembled and numbered as follows:
#1 Base
#2 Right Side Assembly
#3 Left Side Assembly
#4 Header
#5 Top
#6 Base Support
#7 Vertical Support
Right Top Trim Strip
Left Top Trim Strip
• Hardware Package
22 - 1
1
/
4
" Wood Screws 114325-01
8 - 1" Finishing Nails 114295-04
* Extra hardware may be included
Tools required:
• Power Screwdriver with #2 Phillips Bit
• Hammer
• Nail Set
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123752-01A
2
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Header #4
Header
Assembly
Block
Mantel Top #5
Assembly
Blocks
Assembly
Blocks
1
1
/
4
"
Screws
Figure 1 - Installing Base Support
Figure 2 - Installing Header
Base #1
1
1
/
4
" Screws
Base Support #6
1
1
/
4
"
Screws
Left Leg
Assembly #3
Right Leg
Assembly #2
Figure 3 - Installing Mantel Sides to Mantel Base
1
1
/
4
"
Screws
Mantel Legs
Flush with
Mantel Base
Figure 4 - Installing Mantel Top
IMPORTANT: Align mantel left to right on base before install-
ing. Mantel legs must be ush with back of mantel base before
installation. Use a tape measure to insure accuracy.
Corner of
Mantel Legs
Must be
Flush with
Edge of
Mantel Top
IMPORTANT: Align mantel top left to right before installing.
Back corner of mantel leg must be ush with edge of mantel
top before installation.
Right Leg
Assembly #2
Left Leg
Assembly #3
Base #1
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123752-01A
3
INSTALLING MANTEL WITH GAS FIREPLACE
1. Mantel must be installed ush with wall. Remove base-
board. Baseboard will prevent proper installation of man-
tel and base. Baseboard must be altered to t mantel.
2. Place hearth base against wall at installation location. Cut
an access hole in hearth base to run gas line to replace.
Make sure to locate access hole so cabinet mantel will
cover it when installed.
Note: You can secure base to oor using wood screws.
Countersink screw heads and putty over.
3. Route exible gas line through access hole in hearth
base.
4. Attach exible gas line to replace gas regulator. See
Connecting to Gas Supply in owner’s manual.
5. Check all gas connections for leaks. See Checking Gas
Connections in replace owner’s manual.
6. Carefully insert replace into cabinet mantel (see Figure
6). Use caution when positioning replace on base. Base
may scratch easily.
IMPORTANT: Vertical support must be installed before re-
place is instralled from front of mantel. Do not put any weight
on mantel top until vertical support has been installed.
Vertical Support Installation
Install vertical support (see Figure 5).
Figure 5 - Installing Vertical Support
Vertical
Support
#7
1
1
/
4
" Screws
1
1
/
4
" Screws
Base
Support #6
Top
Center
Support
INSTALLING MANTEL WITH ELECTRIC
FIREPLACE
1. Mantel must be installed ush with wall. Remove base-
board. Baseboard will prevent proper installation of man-
tel and base. Baseboard must be altered to t mantel.
2. Place hearth base against wall at installation location.
3. Plug the power cord, located in the rear of the replace,
into a 120 volt electric outlet.
4. Position electric replace inside mantel (see Figure 7).
Use caution when positioning replace on base. Base
may scratch easily.
Figure 6 - Installing Fireplace into Mantel Assembly
Cabinet
Mantel
Hearth Base
Figure 7 - Installing Electric Fireplace with Trim Assembly
COMPLETING MANTEL INSTALLATION
1. Carefully push mantel and base into position in corner
and ush against both walls. Check operation of replace
before proceeding.
2. Place right trim strip on right side of top and left trim on left
side of top. Align both pieces so any gaps between mantel
and wall are covered as well as possible and front of trim
strips are ush with side of top. With one person holding
trim strips in place, nail each strip to mantle using nishing
nails included in hardware kit and nail set.
Figure 8 - Installing Mantel Trim
Finishing Nails
Trim Strips
123752-01
Rev. A
04/08
NOT A UPC
123752 01
DESA Heating, LLC
2701 Industrial Drive
Bowling Green, KY 42101
www.desatech.com
1-866-672-6040
/