34
VCG Designer Series • DSR36 Installation Manual • 4012-130 • Rev A • 02/20/15
Firebox
Repack
insulation
knockout
Combustible
materials
Maintain air clearance
to combustibles.
Gas line
Combustible materials
may be located at zero
clearance to gas line
beyond 4 in. (102 mm)
from fireplace side.
Gas line
1 1/2 in. (38 mm)
air space around
pipe
Refractory
Seal with
fireplace mortar
or non-combust-
ible sealant
4 in.
(102 mm)
Outer shell
of fireplace
Figure 8.1 Gas Line Installation
A. Gas Log/Lighter Provision
WARNING! Fire and/or Asphyxiation Risk!
Use with
solid wood fuel or decorative gas appliance only. Gas fire
generates fumes.
A certified gas log lighter or decorative gas log set can be
installed in this fireplace.
• Maximum input is 100,000 BTU/hr.
• Decorative gas appliance must be certified to
ANSI
Z21.60
“Standard for Decorative Gas Appliances for
Installation in Vented Fireplaces”.
• Must be installed in accordance with the
National Fuel
Gas Code, ANSI Z223.1.
• A gas log set must incorporate a gas shutoff.
• Gas Log set requires the damper to be locked fully open.
• A listed automatic damper system with safety interlock
may be used in this fireplace with only compatible,
listed gas log sets. See damper system manufacturer’s
instructions.
• Knockouts are provided on both sides of the fireplace
and in refractories for 1/2 in. (13 mm) iron pipe.
• Seal refractory around pipe with fireplace mortar or a
non-combustible sealant.
8
Fireplace Setup
Unvented Gas Logs
CAUTION!
I
f an unvented gas appliance is installed in
the fireplace, the gas appliance must only be operated
with the fireplace glass door fully open (if included).
Only unvented gas log sets which have been found to
comply with the standard for unvented room heaters,
ANSI Z211.11.2, are to be installed in this fireplace. If
an unvented gas appliance is installed it must incorpo
-
rate an automatic shutoff device, and must be installed
in accordance with the National Fuel Gas Code Z223.1,
Latest edition.
WARNING! Do Not
operate an unvented gas log set in this
fireplace with the chimney removed.