Desa LMFP33NR(A) Owner's Operation And Installation Manual page 13

Figure 18 - Minimum Mantel Clearances for Built-In Installation
INSTALLING GAS PIPING TO
FIREPLACE LOCATION
WARNING: This appliance
requires a 1/2" NPT (National
Pipe Thread) inlet connection to
the pressure regulator.
WARNING: A qualified service
person must connect fireplace
to gas supply. Follow all local
codes.
CAUTION: Never connect pro-
pane/LP fireplace directly to the
propane/LP supply. This fireplace
requires an external regulator
(not supplied). Install the external
regulator between the fireplace
and propane/LP supply.
111604-01H
INSTALLATION
Wall board or facing
material (above
firebox) may be of
combustible material,
including decorative
mantel ornaments or
other similar projec-
tions off of the facing
material.
Framing
Material
Firebox
Wire-mesh
Screen
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Continued
Mantel Shelf
10"
8"
6"
1 /2
2 "
Noncombustible
Material May
Project Off this
Surface above
the Firebox
Hood
Note: All vertical
measurements are
Supplied
from top of fireplace
Firebox
hood opening to
Hood
bottom of mantel
Must Be
shelf. These minimum
Used at
clearances replace any
All Times
other recommended
clearances supplied
with your ANSI Z21.11.2
approved gas logs.
WARNING: Never connect
natural gas fireplace to private
(non-utility) gas wells. This
gas is commonly known as
wellhead gas.
Installation Items Needed
Before installing fireplace, make sure you have
the items listed below.
• external regulator for propane/LP unit only
(supplied by installer)
• piping (check local codes)
• sealant (resistant to propane/LP gas)
• equipment shutoff valve *
• test gauge connection *
• sediment trap (optional)
• tee joint
• pipe wrench
• approved flexible gas line with gas connector
(if allowed by local codes) (not provided)
* A CSA design-certified equipment shutoff valve
with 1/8" NPT tap is an acceptable alternative to
test gauge connection. Purchase the optional CSA
design-certified equipment shutoff valve from your
dealer. See Accessories, page 34.
13" 16" 19" 21"
13