Superior DR-400 Installation Instructions Manual
Text of the manual
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
INSTALLATION
INSTRUCTIONS
VENTED GAS FIREPLACE HEATERS - DIRECT VENT MODELS
P/N 700,020M REV. M 11/2004
RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
FOR YOUR SAFETY: Do not store or use gasoline
or other flammable vapors or liquids in the vicin-
ity of this or any other appliance.
FOR YOUR SAFETY: What to do if you smell gas:
• DO NOT light any appliance.
• DO NOT touch any electrical switches.
• DO NOT use any phone in your building.
• Immediately call your gas supplier from a
neighbor’s phone. Follow your gas suppliers
instructions.
• If your gas supplier cannot be reached, call the
fire department.
Installation and service must be performed by a
qualified installer, service agency or the gas
supplier.
MODELS
POUR VOTRE SÉCURITÉ: Ne pas entreposer ni utiliser
d'essence ni d'autre vapeurs ou liquides inflammables
dans le voisinage de cet appareil ou de tout autre
appareil.
POUR VOTRE SÉCURITÉ: Que faire si vous sentez une
odeur de gaz:
• Ne pas tenter d'allumer d'appareil.
• Ne touchez à aucun interrupteur. Ne pas vous servir
des téléphones se trouvant dans le batiment où
vous vous trouvez.
• Evacuez la piéce, le bâtiment ou la zone.
• Appelez immédiatement votre fournisseur de gaz
depuis un voisin. Suivez les instructions du
fournisseur.
• Si vous ne pouvez rejoindre le fournisseur de gaz,
appelez le service dos incendies.
L'installation et service doit être exécuté par un qualifié
installeur, agence de service ou le fournisseur de gaz.
AVERTISSEMENT: ASSUREZ-VOUS DE BIEN SUIVRE
LES INSTRUCTIONS DONNÉ DANS CETTE NOTICE POUR
RÉDUIRE AU MINIMUM LE RISQUE D'INCENDIE OU
POUR ÉVITER TOUT DOMMAGE MATÉRIEL, TOUTE
BLESSURE OU LA MORT.
DIRECT VENT
DT-400 & DR-400
WARNING: IF THE INFORMATION IN THIS MANUAL
IS NOT FOLLOWED EXACTLY, A FIRE OR EXPLO-
SION MAY RESULT CAUSING PROPERTY DAM-
AGE, PERSONAL INJURY OR LOSS OF LIFE.
This appliance may be installed in an aftermar-
ket permanently located, manufactured home
(USA only) or mobile home, where not prohib-
ited by local codes. This appliance is only for
use with the type of gas indicated on the rating
plate. This appliance is not convertible for use
with other gases, unless a certified kit is used.
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OTL Report No. 116-F-17-4
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
Figure 1
Installation must conform to local codes. In the
absence of local codes, installation must com-
ply with the current National Fuel Gas Code,
ANSI Z223.1. (In Canada, the current CAN-1
B149 installation code.) Electrical wiring must
comply with the National Electrical Code ANSI/
NFPA 70 - (latest edition). (In Canada, the
current CSA C22-1 Canadian Electrical Code.)
TABLE OF CONTENTS
Packaging ........................................ page
2
Introduction ..................................... page
2
General Information......................... page
2
Location .......................................... page
4
Appliance and Vent Clearances ....... page
4
Vent Termination Clearances ........... page
5
Typical Installation Sequence .......... page
5
Detailed Installation Steps ............... page
5
Step 1. Framing ............................. page
5
Step 2. Routing Gas Line ............... page
5
Fireplace Specifications ................... page
8
Step 3. Install the Venting System . page
8
Vertical Termination Systems .......... page
9
Vent Section Length Chart ............... page
9
Vertical Vent Tables and Figures...... page 12
Horizontal Termination System ........ page 14
Horizontal Vent Tables and Figures . page 16
Venting Using Flexible Vent Pipe ..... page 19
Step 4. Field Wiring ....................... page 20
Step 5. Optional Blower Kit Wiring page 20
Step 6. Connecting Gas Line.......... page 21
Step 7. Installing Logs ................... page 22
Step 8. Checking Unit Operation ..... page 22
Step 9. Installing Glass Door ......... page 22
Step 10. Burner Adjustments........... page 23
Step 11. Hood Installation ............... page 23
Finishing Requirements ................... page 23
Cold Climate Insulation.................... page 24
Installation Accessories ................... page 24
Gas Conversion Kits.................. page 26
TYPICAL INSTALLATION
DO NOT ATTEMPT TO ALTER OR MODIFY
THE CONSTRUCTION OF THE APPLIANCE OR
ITS COMPONENTS. ANY MODIFICATION OR
ALTERATION MAY VOID THE WARRANTY,
CERTIFICATION AND LISTINGS OF THIS UNIT.
PACKAGING
The assembled vented gas fireplace heater is
packaged with:
1 -one log set shrink-wrapped to the in-
side surface of the front glass enclo-
sure panel.
2 - one plastic bag containing the literature
package which consists of the homeowner's
care and operation instructions, installation
instructions and warranty; plastic bag lo-
cated in the control area.
3 - one vent restrictor for use in top vent appli-
cations; restrictor is taped to the inside of
the cabinet bottom.
4 - one hood wrapped in plastic taped to the
front of the top unit standoffs.
5 - one bag of glowing embers located in the
control area.
INTRODUCTION
These vented gas fireplace heaters are sealed
combustion, air circulating gas fireplaces de-
signed for residential applications. These appli-
ances must be installed with the Secure Vent™
and /or Secure Flex™ vent systems routed to
the outside atmosphere.
Millivolt appliances are designed to operate on
natural or propane gas. A millivolt gas control
valve with piezo ignition system provides safe,
efficient operation. External electrical power is
required to operate the optional blower if in-
stalled in these units.
GENERAL INFORMATION
Note: Installation and repair should be per-
formed by a qualified service person. The appli-
ance should be inspected annually by a quali-
fied professional service technician. More fre-
quent inspections and cleanings may be re-
quired due to excessive lint from carpeting,
bedding material, etc. It is imperative that the
control compartment, burners and circulating
air passage ways of the appliance be kept clean.
S'assurer que le brùleur et le compartiment des
commandes sont propres. Voir les instruc-
tions d'installation et d'utilisation qui
accompagnent l'appareil.
Provide adequate clearances around air open-
ings and adequate accessibility clearance for
service and proper operation. Never obstruct
the front openings of the appliance.
These appliances are designed to operate on
natural or propane gas only.
These millivolt and electronic versions of
these appliances are listed by Omni Test
Laboratories for installation in bedrooms
and mobile homes.
Electronic appliances are designed to operate
on natural or propane gas. An electronic inter-
mittent pilot ignition system provides safe,
efficient operation. External electrical power is
required to operate these units.
This installation manual will help you obtain a
safe, efficient, dependable installation for your
appliance and vent system.
Please read and understand these
instructions before beginning your
installation.
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
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Table 1
Test gage connections are provided on the
front of the millivolt gas control valve (iden-
tified IN for the inlet and OUT for the mani-
fold side). A ¹⁄₈" NPT test gage connection
is provided at the inlet and outlet side of
the electronic gas control valve.
Minimum inlet gas pressure to these appli-
ances is 5.0 inches water column (1.24 kPa)
for natural gas and 11 inches water column
(2.74 kPa) for propane for the purpose of input
adjustment.
Maximum inlet gas supply pressure to these appli-
ances is 10.5 inches water column (2.61 kPa) for
natural gas and 13.0 inches water column (3.23
kPa) for propane.
The millivolt appliances are manually controlled
and feature a spark ignitor (piezo) that allows the
appliance's pilot gas to be lit without the use of
matches or batteries. This system provides
continued service in the event of a power outage.
Do not use these appliances if any part has been
under water. Immediately call a qualified, pro-
fessional service technician to inspect the ap-
pliance and to replace any parts of the control
system and any gas control which have been
under water.
Ne pas se servir de cet appareil s'il a été plongé
dans l'eau, complètement ou en partie. Appeler
un technicien qualifié pour inspecter l'appareil et
remplacer toute partie du système de contrôle et
toute commande qui ont été plongés dans l'eau.
Installations at Altitudes of 0 to 4500 ft.-
Units are tested and approved for elevations
of 0 to 4500 feet (0 to 1372 meters).
Installations at Altitudes above 4500 ft.-
For elevations above 4500 feet (1372
meters), install the unit according to the
regulations of the local authorities having
jurisdiction and, in the USA, the latest edition
of the National Fuel Gas Code (ANSI Z223.1)
or, in Canada, the latest edition of the
CAN1-B149.1 and .2 codes.
WARNING: FAILURE TO COMPLY WITH
THE INSTALLATION AND OPERATING IN-
STRUCTIONS PROVIDED IN THIS DOCU-
MENT WILL RESULT IN AN IMPROP-
ERLY INSTALLED AND OPERATING AP-
PLIANCE, VOIDING ITS WARRANTY. ANY
CHANGE TO THIS APPLIANCE AND/OR
ITS OPERATING CONTROLS IS DANGER-
OUS. IMPROPER INSTALLATION OR USE
OF THIS APPLIANCE CAN CAUSE SERI-
OUS INJURY OR DEATH FROM FIRE,
BURNS, EXPLOSION OR CARBON MON-
OXIDE POISONING.
These appliances must be isolated from the gas
supply piping system (by closing their individual
manual shut-off valve) during any pressure test-
ing of the gas supply piping system at test
pressures equal to or less than ¹⁄₂ psig (3.5 kPa).
These appliances and their individual shut-off
valves must be disconnected from the gas
supply piping system during any pressure test-
ing of that system at pressures in excess of ¹⁄₂
psig (3.5 kPa).
These appliances must not be connected to a
chimney or flue serving a separate solid fuel
burning appliance.
Carbon Monoxide Poisoning: Early signs of
carbon monoxide poisoning are similar to
the flu with headaches, dizziness and/or
nausea. If you have these signs, obtain fresh
air immediately. Turn off the gas supply to
the appliance and have it serviced by a
qualified professional, as it may not be op-
erating correctly.
WARNING: CHILDREN AND ADULTS
SHOULD BE ALERTED TO THE HAZARDS
OF HIGH SURFACE TEMPERATURES. USE
CAUTION AROUND THE APPLIANCE TO
AVOID BURNS OR CLOTHING IGNITION.
YOUNG CHILDREN SHOULD BE CARE-
FULLY SUPERVISED WHEN THEY ARE IN
THE SAME ROOM AS THE APPLIANCE.
WARNING: DO NOT PLACE CLOTHING
OR OTHER FLAMMABLE MATERIALS
ON OR NEAR THIS APPLIANCE.
AVERTISSEMENT: SURVEILLER LES
ENFANTS. GARDER LES VÊTEMENTS,
LES MEUBLES, L'ESSENCE OU AUTRES
LIQUIDES À VAPEUR INFLAMMABLES
À COTE DE L'APPAREIL.
Millivolt Models -
Millivolt models come standard with the
manually-modulated gas valve; flame ap-
pearance and heat output can be con-
trolled at the gas valve. Input of millivolt
models is shown in the following table:
All Models -
Maximum manifold pressure is 3.5 in. w.c.
(0.87 kPa) for natural gas and 10 in. w.c.
(2.49 kPa) for LP/Propane gas.
Table 1 shows the units' gas orifice size for
the elevations indicated.
Electronic Models -
Electronic models have a fixed rate gas valve.
Input of electronic models is shown in the
following table:
This appliance may be installed in an af-
termarket permanently located, manufac-
tured home (USA only) or mobile home,
where not prohibited by local codes. This
appliance is only for use with the type of
gas indicated on the rating plate. This ap-
pliance is not convertible for use with
other gases, unless a certified kit is used.
Cet appareil peut être installé dans un
maison préfabriquée (É.-U. seulement)
ou mobile déjà installée à demeure si
les réglements locaux le permettent. Cet
appareil doit être utilisé uniquement
avec les types de gaz indiqués sur la
plaque signalétique. Ne pas l'utiliser
avec d'autres gaz sauf si un kit de con-
version certifié est installé.
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NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
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Figure 3
APPLIANCE AND VENT CLEARANCES
The appliance is approved with zero clearance
to combustible materials on all sides (as de-
tailed in Table 2 ), with the following excep-
tion: When the unit is installed with one side
flush with a wall, the wall on the other side of
the unit must not extend beyond the front edge
of the unit. In addition, when the unit is re-
cessed, the side walls surrounding the unit
must not extend beyond the front edge of the
unit. See Figure 2.
LOCATION
In selecting the location, the aesthetic and
functional use of the appliance are primary
concerns. However, vent system routing to
the exterior and access to the fuel supply are
also important. Consideration should be given
to traffic ways, furniture, draperies, etc., due
to elevated surface temperatures (Figure 2 ).
The location should also be free of electrical,
plumbing or other heating/air conditioning
ducting.
These direct vent appliances are uniquely suited
for installations requiring a utility shelf posi-
tioned directly above the fireplace. Utility
shelves like these are commonly used for
locating television sets and decorative plants.
To provide for the lowest possible shelf surface
use the alternate rear vent outlet with attached
venting routed in a way to minimize obstruc-
tions to the use of the space above the appli-
ance. Do not insulate the space between the
appliance and the area above it. See Figure 3.
The minimum height from the base of the
appliance to the underside of combustible ma-
terials used to construct a utility shelf in this
fashion is shown in the table in Figure 3.
The appliance should be mounted on a fully
supported base extending the full width and
depth of the unit. The appliance may be located
on or near conventional construction materi-
als. However, if installed on combustible ma-
terials, such as carpeting, vinyl tile, etc., a
metal or wood barrier covering the entire bot-
tom surface must be used.
Shelf Above Fireplace With Rear Venting
Do not insulate the
space between the
appliance and the
area above it.
Shelf Height
(see table)
Shelf Height
(see table)
Do not insulate the
space between the
appliance and the
area above it.
Shelf Above Fireplace With Top Venting
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(Rear Vent Application
HORIZONTAL VENT
without a chase)
HORIZONTAL VENT
(Rear Vent Application
With a chase)
HORIZONTAL VENT
(Top Vent
Application)
VERTICAL VENT
(Top Vent
Application)
(Rear Vent
VERTICAL VENT
Application)
APPLICATION
REAR VENT
APPLICATION
TOP VENT
APPLICATION
TOP VENT
REAR VENT
APPLICATION
TOP VENT
APPLICATION
RECESSED
INSTALLATION
TOP VENT
APPLICATION
APPLICATION
TOP VENT
APPLICATION
TOP VENT
Typical Locations
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
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Right Side
Front Corner of
Fireplace Framing
6 ¹⁄₂"
(152 mm)
3"
(76 mm)
12
X
Roof Pitch is X/12
2 FT
MIN.
2 FT MIN.
Lowest
Discharge
Opening
H*
*H = MINIMUM HEIGHT FROM ROOF TO
LOWEST DISCHARGE OPENING OF VENT
TERMINATION HEIGHTS FOR VENTS ABOVE
FLAT OR SLOPED ROOFS
Horizontal Overhang
Vertical
Wall
Vent
Termination
Storm Collar
Concentric
Vent Pipe
Flashing
1 inch (25.4 mm) Minimum
Clearance to Combustibles
Figure 4
Figure 5 - Side Elevation View
Figure 7
Horizontal Vent Termination Clearances
The horizontal vent termination must have a
minimum of 3" (76 mm) clearance to any
overhead combustible projection of 2 ¹⁄₂" (64
mm) or less. See Figure 5. For projections
exceeding 2 ¹⁄₂" (64 mm), see Figure 5. For
additional vent location restrictions refer to
Figure 7 on page 6.
Terminate multiple vent terminations accord-
ing to the installation codes listed at the top of
this page.
Vertical Vent Termination Clearances
VENT TERMINATION CLEARANCES
These instructions should be used as a guide-
line and do not supersede local codes in any
way. Install vent according to local codes,
these instructions, the current National Fuel
Gas Code (ANSI-Z223.1) in the USA or the
current standards of CAN/CGA-B149.1 and -
B149.2 in Canada.
Terminate single vent caps relative to building
components according to Figure 4.
See Figure 31 or 32 for the recess allowances,
into exterior walls, of the round and square
horizontal terminations.
Step 2.
(page 5)
Route gas supply line to
appliance location.
Step 3.
(page 8)
Install the vent system and
exterior termination.
Step 4.
(page 20) Field Wiring
Millivolt Appliances – The operating control
switch is factory installed.
Step 5.
(page 20) Install blower kit (optional
equipment).
Step 6.
(page 21) Make connection to gas
supply.
Step 7.
(page 22) Install the logs, vermicu-
lite and glowing embers.
Step 8.
(page 22) Checkout appliance opera-
tion.
Step 9.
(page 22) Install glass door frame
assembly.
Step 10. (page 23) Adjust burner to ensure
proper flame appearance.
Step 11. (page 23) Install the hoods.
Step 1. FRAMING
Frame these appliances as illustrated in Fig-
ures 8 on page 7, unless the appliance is to be
installed in a corner. See Figure 9 on page 7
for corner framing installations. All framing
details must allow for a minimum clearance to
combustible framing members as shown in
Table 2 on page 4.
If the appliance is to be elevated above floor level,
a solid continuous platform must be constructed.
Headers may be in direct contact with the appli-
ance top spacers but must not be supported by
them or notched to fit around them. All construc-
tion above the appliance must be self supporting,
DO NOT use the appliance for structural support.
Step 2. ROUTING GAS LINE
Route a ¹⁄₂" (13 mm) gas line along the inside of
the right side framing as shown in Figure 7.
Gas lines must be routed, constructed and
made of materials that are in strict accordance
with local codes and regulations.
All appliances are factory-equipped with a flex-
ible gas line connector and ¹⁄₂ inch shutoff
valve. (See step 6 on page 20).
TYPICAL INSTALLATION SEQUENCE
The typical sequence of installation follows,
however, each installation is unique resulting
in variations to those described.
See the page numbers references in the follow-
ing steps for detailed procedures.
Step 1.
(page 5)
Construct the appliance
framing. Position the appliance within the
framing and secure with nailing brackets.
DETAILED INSTALLATION STEPS
The appliance is shipped with all gas controls
and components installed and pre-wired. Re-
move the shipping carton, exposing the front
glass door. Remove the top panel. Remove
the cardboard from underneath the pressure
relief plates. Gently depress the outer top
corners of the access panel until the catches
"pop" the panel free, allowing it to swing out and
down to open. Open the two latches (located
under the firebox floor) securing the glass
door. Remove the door by tilting it outward at
the bottom and lifting it up. Set the door aside
protecting it from inadvertent damage. See
Figure 50 on page 21. Remove the two card-
board pad strips from between the firebox
subfloor and the firebox sides.
The fireplace should be secured to the side framing
members using the unit's nailing flanges - one top
and bottom on each side of the fireplace front. See
Figure 6. Use 8d nails or their equivalent.
Figure 6
Note: The nailing flanges, combustible members
and screw heads located in areas directly adjacent
to the nailing flanges, are EXEMPT from the 1/2”
clearance to combustible requirements for the
firebox outer wrapper. Combustible framing may be
in direct contact with the nailing flanges and may
be located closer than 1/2” from screw heads and
the firebox wrapper in areas adjacent to the nailing
flanges. Frame the opening to the exact dimensions
specified in the framing details of this manual.
Side
Framing
Unit Nailing Flange
(No clearance to
combustible
framing is required)
Left Side Front Corner of Fireplace Shown
(Right Side Requirements the Same)
Unit Being Secured By Its Nailing Flanges
To The Framing
3"
(76 mm)
12"
(305 mm)
Termination Kit
Combustible Projection
greater than 2¹⁄₂ inches in length
Horizontal Vent Termination Clearances
Combustible Projection
2¹⁄₂ inches or less in length
18"
(457 mm)
Ventilated
Soffit
Unventilated
Soffit