WARNING: If the information in this manual is not
followed exactly, a fire or explosion may result
causing property damage, personal injury, or
loss of life.
FOR YOUR SAFETY
Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any
other appliance.
FOR YOUR SAFETY
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch
• Do not use any phone in your building.
• Immediately call your gas supplier from a
neighbor’s phone. Follow the gas supplier’s
instructions.
• If you cannot reach your gas supplier, call
the fire department.
This appliance may be installed in an aftermarket* manufactured (mobile) home, where
not prohibited by state or local codes.
WARNING: Improper installation,
adjustment, alteration, service, or
maintenance can cause injury or
property damage. Refer to this
manual for correct installation and
operational procedures. For assistance or additional information consult a qualified installer, service
agency, or the gas supplier.
— Installation and service must be
performed by a qualified installer,
service agency, or the gas supplier.
— 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.
*Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer.
Save this manual for future reference.
DVFH34, DVFH34P
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)
SAFETY
INFORMATION
WARNINGS
IMPORTANT: Read this owner’s
manual carefully and completely
before trying to assemble, operate, or service this fireplace. Improper use of this fireplace can
cause serious injury or death from
burns, fire, explosions, electrical
shock, and carbon monoxide
poisoning.
DANGER: Carbon monoxide
poisoning may lead to death!
This fireplace is a vented product. This
fireplace will not produce any gas leakage
into your home if properly installed. This
fireplace must be properly installed by a
qualified service person. The glass door
must be properly seated and sealed. If this
unit is not properly installed by a qualified
service person with glass door properly
seated and sealed, gas leakage can occur.
Carbon Monoxide Poisoning: Early signs
of carbon monoxide poisoning resemble the
flu, with headaches, dizziness, or nausea. If
you have these signs, the fireplace may not
have been installed properly. Get fresh airat once! Have fireplace inspected and serviced by a qualified service person. Some
people are more affected by carbon monoxide than others. These include pregnant
women, people with heart or lung disease or
anemia, those under the influence of alcohol,
and those at high altitudes.
Propane/LP gas and natural gas are both
odorless. An odor-making agent is added to
each of these gases. The odor helps you
detect a gas leak. However, the odor added
to these gases can fade. Gas may be present
even though no odor exists.
Make certain you read and understand all
warnings. Keep this manual for reference. It
is your guide to safe and proper operation of
this fireplace.
WARNING: Any change to
this fireplace or its controls can
be dangerous.
1.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.
2.For propane/LP fireplace, do not place
propane/LP supply tank(s) inside any
structure. Locate propane/LP supply
tank(s) outdoors. To prevent performance problems, do not use propane/LP
fuel tank of less than 100 lbs. capacity.
3.If you smell gas
• shut off gas supply
• do not try to light any appliance
• do not touch any electrical switch; do
not use any phone in your building
• immediately call your gas supplier
from a neighbor’s phone. Follow the
gas supplier's instructions
• if you cannot reach you gas supplier ,
call the fire department.
4.Never install the fireplace
• in a recreational vehicle
• where curtains, furniture, clothing, or
other flammable objects are less than
42" from the front, top, or sides of
the fireplace
• in high traffic areas
• in windy or drafty areas
5.This fireplace reaches high temperatures. Keep children and adults away
from hot surfaces to avoid burns or
clothing ignition. Fireplace will remain
hot for a time after shutdown. Allow
surfaces to cool before touching.
6.Carefully supervise young children
when they are in the room with fireplace.
7.Do not modify this fireplace under any
circumstances. Any parts removed for
servicing must be replaced prior to operating fireplace.
8.Turn fireplace off and let cool before
servicing, installing, or repairing. Only
a qualified service person should install, service, or repair this fireplace.
Have fireplace inspected annually by a
qualified service person.
9.You must keep control compartments,
burners, and circulating air passages
clean. More frequent cleaning may be
needed due to excessive lint and dust
from carpeting, bedding material, etc.
Turn off the gas valve and pilot light
before cleaning fireplace.
10. Have venting system inspected annually by a qualified service person. If
needed, have venting system cleaned
or repaired. See Cleaning and Mainte-nance, page 28.
11. Keep the area around your fireplace
clear of combustible materials, gasoline, and other flammable vapor and
liquids. Do not run fireplace where
these are used or stored. Do not place
items such as clothing or decorations
on or around fireplace.
12. Do not use this fireplace to cook food
or burn paper or other objects.
13. Do not use any solid fuels (wood, coal,
paper, cardboard, etc.) in this fireplace.
Use only the gas type indicated on fireplace nameplate.
14. This appliance, when installed, must be
electrically grounded in accordance
with local codes or, in the absence of
local codes, with the National Electri-
cal Code, ANS/NFPA 70, or the Canadian Electrical Code, CSA C22.1.
15. Do not obstruct the flow of combustion and ventilation air in any way . Provide adequate clearances around air
openings into the combustion chamber
along with adequate accessibility clearance for servicing and proper operation.
16. Do not install fireplace directly on car peting, vinyl tile, or any combustible
material other than wood. The fireplace
must set on a metal or wood panel extending the full width and depth of the
fireplace.
17. Do not use fireplace if any part has been
exposed to or under water. Immediately
call a qualified service person to arrange for replacement of the unit.
18. Do not operate fireplace if any log is
broken.
19. Do not use a blower insert, heat exchanger insert, or other accessory not
approved for use with this fireplace.
20. Do not operate fireplace with glass door
removed, cracked, or broken.
2
106394
OWNER’S MANUAL
PRODUCT
IDENTIFICATION
Top Louver
Panel
Nailing
Flange
Glass Door
Assembly
Piezo Ignitor
Valve
Lower Louver Panel
Glowing Embers
Blower Adjustment
(Optional Installation)
Figure 1 - FMI Direct-Vent Fireplace DVFH Series
Vent Opening
Standoff
Log Set
Lava Rock
Grate
Assembly
ON/OFF/REMOTE Switch
(Optional Installation)
LOCAL CODES
Install and use fireplace with care. Follow
all local codes. In the absence to local codes,
use the current National Fuel Gas Code,ANS Z223.1, also known as NFPA 54*
(USA) or the current CAN/CGA-B149[.1 or.2]Installation Codes (Canada).
*Available from:
American National Standards Institute, Inc.
1430 Broadway
New York, NY 10018
National Fire Protection Association, Inc.
Batterymarch Park
Quincy, MA 02269
PRODUCT
FEATURES
OPERATION
This direct-vent fireplace is clean burning
and vents easily through outside walls or
vertically using outside air for combustion.
Heat is generated by both realistic flames
and glowing embers. When used without
the blower accessory, the fireplace requires
no electricity making it ideal for emergency
backup heat.
PIEZO IGNITOR
This fireplace has a piezo ignitor. This system requires no matches, batteries, or other
sources to light fireplace.
106394
GLOSSARY OF
TERMS
Chase - A boxlike enclosure to protect
venting from the elements when the venting
run is on the outside of a structure.
Determine the safest and most efficient location for your FMI direct-vent fireplace. Make
sure that rafters and wall studs are not in the
way of the venting system. Choose a location where the heat output is not affected by
drafts, air conditioning ducts, windows or
doors. Figure 2 shows some common locations. Read all venting information in this
manual. Be aware of all restrictions and
precautions before deciding the exact location for your fireplace.
When deciding the location of your fireplace, follow these rules:
1.Do not connect this fireplace to a chimney flue serving a separate solid-fuel
burning fireplace or appliance.
2.Due to high temperatures, do not locate this fireplace in high traffic areas
or near furniture or draperies.
3.Proper clearances must be maintained.
4.If your fireplace is to be installed directly on carpeting, vinyl tile, or any
combustible material other than wood,
it must be installed on a metal or wood
panel extending the full width and
depth of the fireplace. See Figure 3.
CLEARANCES
Minimum clearances to combustibles for
the fireplace are as follows:
Back, and sides0"/mm
Perpendicular walls6" (152mm)
Floor0"/mm
Ceiling to louver opening42" (1067mm)
Front36" (914mm)
Top of Standoffs0"/mm
See General Venting on pages 5 and 6 for
specific venting clearances.
FRAMING AND FINISHING
Figures 4 and 5 show typical framing of this
fireplace. Figure 6 on page 5 shows framing
for corner installation. All minimum clearances must be met. Do not install fireplace
directly on carpeting, vinyl tile, or any combustible material other than wood. The fireplace must set on a metal or wood panel
extending the full width and depth of the
fireplace.
See Accessories on pages 36 and 37 for
mantel kits available for this fireplace. If
you are using a separate combustible mantel
piece, refer to Figure 7 on page 5 for proper
installation height. You can install noncombustible mantels at any height above the
fireplace.
may discolor!
Note:
Noncombustible mantels
Must maintain a minimum
1" clearance to combustibles
34
"
20"
5/8" for drywall facing
Figure 5 - Framing Clearances for Typical
Fireplace Installation
Flush with a wall
Through exterior wall
enclosed in a chase
Corner
installation
Figure 2 - Common Fireplace Locations
Fireplace sizeD x FW x RW
34"18 1/2" 34 3/8"14"
Figure 3 - Fireplace Bottom Dimensions
Figure 4 - Framing Clearances for Installation Against an Exterior Wall
4
106394
OWNER’S MANUAL
PRE-INSTALLATION
PREPARATION
Continued
13"
29"
5
/8"
12
34
58"
Figure 6 - Framing Clearances for Corner Installation
Note:
There must be
a minimum clearance of 18" above
top of louver
opening when
installing a television
or entertainment
center above the
fireplace.
These models are approved for use with
FMI 7" direct-vent pipe components and
terminations.
Your fireplace is approved to be vented either
through the side wall, or vertically using the
following guidelines:
• Only use FMI venting components or kits
41"
Nailing Tabs
1
2
3
4
5
6
7
Wall
specifically approved for this fireplace.
• Minimum clearance between vent pipes
and combustible materials is 1" (25 mm),
except where stated otherwise.
• Combustible material may be flush with
the top front of fireplace with a maximum thickness of 3/4".
• Do not recess venting terminals into a
wall or siding.
• If exterior wall is vinyl, you must use a
vinyl siding standoff.
• Install horizontal venting with a 1/4" rise
for every 12" of run toward the termination.
• You may paint the vent terminal with
450ºF (232ºC) heat-resistant paint to coordinate with the exterior finish.
• There must not be any obstruction such
as bushes, garden sheds, fences, decks,
or utility buildings within 24" from the
front of the termination cap.
• Do not locate termination cap where excessive snow or ice build up may occur.
Be sure to clear vent termination area after snow falls to prevent accidental blockage of venting system. When using snow
blowers, do not direct snow towards vent
termination area.
Location of Vent Termination
When locating vent termination, it is important to observe the minimum clearances
shown in Figure 8, page 6. You will avoid
extra framing by positioning your fireplace
against an already existing framing member. The sides of the fireplace may be positioned directly against combustible walls.
*Check with local codes or with the current
CAN/CGA B149 [.1 or .2] Installation Codes
for Canada or the USA Installations follow
the current National Fuel Gas Code, ANSZ223.1, also known as NFPA 54.
Figure 7 - Clearances for Combustible Mantels
106394
Continued
5
DVFH34, DVFH34P
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)
C
Fixed
Closed
Openable
B
Continued
V
Openable
B
AIR SUPPLY INLET
X
B
Fixed
Closed
B
J
V
A
X
I = clearance to service regulator vent outlet [*72 inches (1829mm)
minimum]
J = clearance to non-mechanical air supply inlet to building or the
combustion air inlet to any other fireplace [*12 inches (305mm)
minimum]
K = clearance to a mechanical air supply inlet [*72 inches (1829mm)
minimum]
L = † clearance above paved side-walk or a paved driveway located on
public property [*84 inches (2133mm) minimum]
M = clearance under veranda, porch, deck [*12 inches (305mm) minimum ‡]
N = clearance above a roof shall extend a minimum of 24 inches (610mm)
above the highest point when it passes through the roof surface and
any other obstruction within a horizontal distance of 18 inches (457mm)
GENERAL VENTING
D
E
V
B
L
F
V
TERMINATION CAP
V
A = clearance above grade, veranda, porch, deck, or balcony
[*12 inches (305mm) minimum]
B = clearance to window or door that may be opened
[12 inches (305mm) minimum]
C = clearance to permanently closed window [minimum 12 inches
(305mm) recommended to prevent condensation on window]
D = vertical clearance to ventilated soffit located above the terminal
within a horizontal distance of 24 inches (610mm) from the
center-line of the terminal [18 inches (457mm) minimum]
E = clearance to unventilated soffit [12 inches (305mm) minimum]
F = clearance to outside corner (see below)
G = clearance to inside corner (see below)
H = *not to be installed above a meter/regulator assembly within
36 inches (914mm) horizontally from the center-line of the regulator
† vent shall not terminate directly above a side-walk or paved driveway which is located between two
single family dwellings and serves both dwellings*
‡ only permitted if veranda, porch, deck or balconey is fully open on a minimum of 2 sides beneath the floor*
* as specified in CAN/SGA B149 (.1 or .2) Installation Codes (1991) for Canada or for U.S.A. installation follow
the current
Note: Local codes or regulations may require different clearances
National Fuel Gas Code, ANS Z223.1
Termination Clearances for Buildings with Combustible and Noncombustible Exteriors
WARNING: Read all instructions completely and thoroughly
before attempting installation. Failure to do so could result in serious
injury, property damage or loss of
life. Operation of improperly installed and maintained venting system could result in serious injury,
property damage or loss of life.
WARNING: Seal all vent con-
nections. Seal only the outer pipe
connections with high temperature silicone (600°F/316° C). Before joining elbows and pipes, apply a bead of high temperature
silicone sealant (GE RTV 106/
Loctite RTV 81585) to the male end
of the elbow or pipe. High temperature silicone must also be used
to re-seal any connections after
maintenance to venting system.
NOTICE: Failure to follow these
instructions will void the warranty.
INSTALLATION
PRECAUTIONS
Consult local building codes before beginning the installation. The installer must make
sure to select the proper vent system for
installation. Before installing vent kit, the
installer must read this fireplace manual and
vent kit instructions.
Only a qualified service person should install venting system. The installer must follow these safety rules:
• Wear gloves and safety glasses for
protection
• Use extreme caution when using ladders
or when on roof tops
• Be aware of electrical wiring locations
in walls and ceilings
The following actions will void the warranty on your venting system:
• Installation of any damaged venting
component
• Unauthorized modification of the venting system
• Installation of any component part not
manufactured or approved by DESA
International
• Installation other than as instructed by
these instructions
WARNING: This gas fireplace
and vent assembly must be
vented directly to the outside.
The venting system must NEVER
be attached to a chimney serving
a separate solid fuel burning appliance. Each gas appliance must
use a separate vent system. Do
not use common vent systems.
WARNING: Horizontal sections of this vent system require a
minimum clearance of 2" from the
top of the pipe and 1" minimum to
the sides and bottom. 1 1/2" clearance is required where termination penetrates a combustible
wall. Vertical sections of this system require a minimum of 1" clearance to combustible materials on
all sides of the pipe.
INSTALLATION PLANNING
There are two basic types of direct-vent
installation:
• Horizontal T ermination
• Vertical Termination
It is important to select the proper length of vent
pipe for the type of termination you choose. It
is also important to note the wall thickness.
For Horizontal Termination: Select the
amount of vertical rise desired. The horizontal run of venting must have 1/4" rise for
every 12" of run towards the termination.
WARNING: Never run the vent
downward as this may cause excessive temperatures which
could cause a fire.
You may use one or two 90° elbows in this
vent configuration. See Horizontal Termina-tion Configurations on pages 10 and 11.
For Vertical Termination: Measure the dis-
tance from the fireplace flue outlet to the
ceiling. Add the ceiling thickness, the vertical rise in an attic or second story, and allow
for sufficient vent height above the roofline.
You may use one or two 90° elbows in this
vent configuration. See Vertical TerminationConfigurations on pages 13 and 14.
Note:
You may use two 45° elbows in place
of a 90° elbow. You must follow rise to run
ratios when using 45° elbows.
For two-story applications, firestops are required at each floor level. If an offset is
needed in the attic, additional pipe and elbows will be required.
You may use a chase with a vent termination
with exposed pipe on the exterior of the
house. See Installing Vent System in a Chase,
below.
Your FMI direct-vent fireplace has been
tested for a minimum 3' rise with a maximum 10" wall thickness. The maximum
horizontal run is 20' with 8' vertical rise (see
Installation for Horizontal Termination,
page 8). The maximum vertical run is 30'
(see Installation for Vertical Termination,
page 12).
It is very important that the venting system
maintain its balance between the combustion air intake and the flue gas exhaust.
Certain limitations apply to vent configurations and must be strictly followed.
Installing Vent System in a Chase
A chase is a vertical boxlike structure built
to enclose venting that runs along the outside of a building. A chase is not required for
such venting.
NOTICE: Treatment of firestops
and construction of the chase
may vary from building type to
building type. These instructions
are not substitutes for the requirements of local building
codes. You must follow all local
building codes .
Note:
When installing in a chase, you should
insulate the chase as you would the outside
walls of your home. This is especially important in cold climates. Minimum clearance between vent pipes and combustible
materials such as insulation is 1".
After framing the chase (see Framing andFinishing on page 4) install the vent system
by following the installation instructions.
Continued
106394
7
DVFH34, DVFH34P
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)
VENTING
INSTALLATION
Continued
INSTALLATION FOR
HORIZONTAL TERMINATION
1.Determine the route your horizontal
venting will take.
of the horizontal vent termination on the
exterior wall must meet all local and
national building codes and must not be
easily blocked or obstructed.
WARNING: Do not recess vent
terminal into a wall or siding.
Snorkel terminations are available for
terminations requiring a vertical rise on
the exterior of the building (see Figures
9 and 10). Follow the same installation
procedures as used for standard horizontal terminations. If installing the snorkel termination below grade (basement
applications), you must provide proper
drainage to prevent water from entering
the snorkel termination (see Figure 10).
Do not back fill around the snorkel termination.
2.Rigid vent pipes and fittings have special twist-lock connections. Assemble
the desired combination of pipe and elbows to the appliance adaptor with pipe
seams oriented towards the wall or floor.
Twist-lock Procedure: The female
ends of the pipes and fittings have four
locking lugs (indentations). These lugs
will slide straight into matching slots on
the male ends of adjacent pipes and fittings. (All connections must be sealed
with high temperature silicone sealant
as specified in the second warning statement on page 7.) Push the pipe sections
together and twist one section clockwise
approximately one-quarter turn until the
sections are fully locked. See Figure 11,
page 9.
must be supported every three feet. Use
wall straps for this purpose.
Note:
Note:
The location
Horizontal runs of vent
Snorkel
12" Minimum
Figure 9 - Snorkel Termination
Snorkel
12" Minimum
Adequate
Drainage
Figure 10 - Snorkel Termination with Drainage Pipe
8
106394
OWNER’S MANUAL
VENTING
INSTALLATION
Continued
3.Attach vent pipe assembly to the fireplace. Set fireplace in front of it’s per manent location to insure minimum
clearances. Mark the wall for a 10"
square hole (for noncombustible material such as masonry block or concrete, a 7 1/2" diameter hole is acceptable). See Figure 12. The center of the
hole should line up with the centerline of the horizontal rigid vent pipe.
Cut a 10"x10" (254mm x 254mm)
square hole through combustible exterior wall (7 1/2" [190mm] diameter
hole if noncombustible). Frame as necessary (see Figure 12).
Female
Locking
Lugs
Male
Slots
4.Apply a bead of non-hardening mastic
around the outside edge of the vent cap.
Position the vent cap in the center of
the 7 1/2" or 10" hole on the exterior
wall with the arrow on the vent cap
pointing up. Insure proper clearance of
1" to combustibles is maintained. Attach the vent cap with four wood screws
supplied (see Figure 13).
Note
: Replace the wood screws with appropriate fasteners for stucco, brick, concrete,
or other types of siding.
WARNING: Do not recess vent
termination in to any wall. This
will cause a fire hazard.
For vinyl siding, stucco, or wood exterior use vinyl siding standoffs between vent cap and exterior wall. The
vinyl siding standoff prevents excessive heat from melting the vinyl siding material. Bolt the vent cap to the
standoff. Apply non-hardening mastic
around outside edge of the standoff instead of the vent cap assembly. Use
wood screws provided to attach the
standoff. See Figure 14.
5.Slide the wall thimble over the vent pipe
before connecting the horizontal run to
the vent cap (see Figure 15).
6.Carefully move the fireplace with vent
assembly attached toward the wall and
insert the vent pipe into the horizontal
termination. The pipe overlap should
be a minimum of 1 1/4". Apply silicone
to the outer pipe connection. Fasten all
vent connections with screws provided.
Refer to Fir eplace Installation on page
16 for instructions on securing unit to
framing or floor.
7.Slide the wall thimble against the interior wall surface and attach with screws
provided (see Figure 15).
Cut Vinyl Siding
Away to Fit
Standoff
Wood Screw
Standoff
UP
Nut
Apply Mastic
to All Four Sides
Figure 14 - Installing Vinyl Siding Standoff
Vent Cap
Bolt
Figure 11 - Rigid Vent Pipe Connections
Vent Opening
Combustible Wall
10"
(254mm)
10"
(254mm)
(Framing
Vent Opening
Noncombustible Wall
7 1/2"
(190mm)
Figure 12 - Vent Opening Requirements
106394
Detail)
Apply Mastic
to All Four
Sides
UP
Wood
Screw
Vent Cap
Figure 13 - Installing Horizontal Vent Cap
9
Interior Wall
Surface
Wall
Thimble
Vent Cap
(Horizontal
Termination)
Figure 15 - Connecting Vent Cap with
Horizontal Vent Pipe
Screw
Horizontal
Vent Pipe
Continued
DVFH34, DVFH34P
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)
VENTING
INSTALLATION
Continued
Horizontal Termination
Configurations
Figures 16 through 19 show different configurations for venting with horizontal termination. Each figure includes a chart with
vertical minimum/maximum and horizontal maximum dimensions which must be
met. Seal all connections with high temperature silicone sealant (outer pipe only) as
specified in the second warning statement
on page 7. All horizontal terminations require 1/4" rise per 12" of horizontal run.
FD60
60˚ Starter/
Adapter Required
UP
Horizontal Venting
Vertical (V)Horizontal (H)
37" min.10" max.
Figure 16 - Horizontal Termination Configuration for Rigid Venting
Figure 19 - Horizontal Termination Configuration for Rigid Venting Using Two 90° Elbows with Termination at 90° with Fireplace
Continued
106394
11
DVFH34, DVFH34P
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)
VENTING
INSTALLATION
Continued
INSTALLATION FOR
VERTICAL TERMINATION
Note:
Vertical restrictors must be installed
in all vertical installations.
1.Determine the route your vertical venting will take. If ceiling joists, roof
rafters, or other framing will obstruct
the venting system, consider an offset
(see Figure 20) to avoid cutting load
bearing members.
attention to these installation instructions for required clearances (air space)
to combustibles when passing through
ceilings, walls, roofs, enclosures, attic
rafters, etc. Do not pack air spaces with
insulation. Also note maximum vertical rise of the venting system and any
maximum horizontal offset limitations.
Offsets must fall within the parameters
shown in Figure 8 on page 6.
2.Set the fireplace in desired location.
Drop a plumb line down from the ceiling to the position of the fireplace exit
flue. Mark the center point where the
vent will penetrate the ceiling. Drill a
small locating hole at this point.
Drop a plumb line from the inside of
the roof to the locating hole in the ceiling. Mark the center point where the
vent will penetrate the roof. Drill a
small locating hole at this point.
Note:
Pay special
Roof Flashing
Flat Ceiling Installation
1.Cut a 10" square hole in the ceiling using the locating hole as a center point.
The opening should be framed to
10"x10" (254mm x 254mm) inside dimensions, as shown in Figure 12 on
page 9 using framing lumber the same
size as the ceiling joists. If the area
above the ceiling is an insulated ceiling or a room, nail firestop from the
top side. This prevents loose insulation
from falling into the required clearance
space. Otherwise, install firestop below
the framed hole. The firestop should be
installed with no less than three nails
per side (see Figure 21).
2.Assemble the desired lengths of pipe
and elbows necessary to reach from the
fireplace flue up through the firestop.
All connections must be sealed with
high temperature silicone sealant as
specified in the second warning statement on page 7. Be sure all pipe and
elbow connections are fully twistlocked (see Figure 11, page 9).
3.Cut a hole in the roof using the locating
hole as a center point. (Cover any exposed open vent pipes before cutting
hole in roof.) The 10"x10" hole must
be measured on the horizontal; actual
length may be larger depending on the
pitch of the roof. There must be a 1"
clearance from the vent pipe to combustible materials. Frame the opening as
shown in Figure 12, page 9.
If area above is a room, install firestop
above framed hole.
4.Connect a section of pipe and extend
up through the hole.
Note:
If an offset is needed to avoid
obstructions, you must support the vent
pipe every 3 feet. Use wall straps for
this purpose (see Figure 20). Whenever
possible, use 45° elbows instead of 90°
elbows. The 45° elbow offers less restriction to the flow of the flue gases
and intake air.
5. Place the flashing over the pipe
section(s) extending through the roof.
Secure the base of the flashing to the
roof and framing with roofing nails. Be
sure roofing material overlaps the top
edge of the flashing as shown in Figure
20. There must be a 1" clearance from
the vent pipe to combustible materials.
6.Continue to add pipe sections until the
height of the vent cap meets the minimum building code requirements described in Figure 8 on page 6.
must increase vent height for steep roof
pitches. Nearby trees, adjoining rooflines,
steep pitched roofs, and other similar factors may cause poor draft or down-drafting in high winds. Increasing the vent
height may solve this problem.
7.Twist-lock the vent cap onto the last
section of vent pipe and seal outer pipe
connection with high temperature silicone sealant as specified in the second
warning statement on page 7.
Note:
If the vent pipe passes through any
occupied areas above the first floor, including
storage spaces and closets, you must enclose
pipe. You may frame and sheetrock the enclosure with standard construction material. Make
sure and meet the minimum allowable clearances to combustibles. Do not fill any of the
required air spaces with insulation.
Note
: Y ou
Wall Strap
45° Elbow
Ceiling Firestop
Figure 20 - Offset with Wall Strap and
°
ElbowsFigure 21 - Installing Firestop
45
If area above is not a room, install
firestop below framed hole.
12
Cathedral Ceiling Installation
1.Remove shingles or other roof cover-
ing as necessary to cut the rectangular
hole for the support box. Mark the outline of the cathedral ceiling support box
on the roof sheathing using the locating hole as a center point.
2.Cut the hole 1/8" larger than the sup-
port box outline (see Figure 22, page 13).
106394
OWNER’S MANUAL
VENTING
INSTALLATION
Continued
3.Lower the support box through the hole
in the roof until the bottom of the box
extends at least 2" below the ceiling
(see Figure 22). Align the support box
vertically and horizontally using a
level. T emporarily tack the support box
in place through the inside walls and
into the roof sheathing.
4.Using tin snips, cut the support box from
the top corners down to the roofline and
fold the resulting flaps over the roof
sheathing (see Figure 23). Apply a bead
of non-hardening mastic around the top
edges of the support box to make a seal
between the box and the roof. Nail in
place with roofing nails. Remove any
combustible material that might be inside of the support box.
5.Complete the cathedral ceiling installation by following the same procedures outlined in steps 2 through 7 for
Flat Ceiling Installation, page 12
.
Vertical Termination Configurations
Figures 24 through 27 show four different configurations for vertical termination. All
connections must be sealed with high temperature silicone sealant as specified in the second
warning statement on page 7.
Venting with Two 90° Elbows
Vertical (V)Horizontal (H1) +
Horizontal (H2)
5' min.2' max.
6' min.4' max.
7' min.6' max.
FD60
60˚ Starter/
Adapter Required
8' min.8' max.
20' max.8' max.
Note:
Install restrictor
into 4" collar of stove
as shown.
Level
Cathedral ceiling
support box
2" minimum below
finished ceiling
Cut hole 1/8" larger than support
box when projected onto roofline
Figure 22 - Cathedral Ceiling Support
Box Installation
Non-hardening Mastic under all
edges of support box before nailing
Figure 23 - Installed Cathedral Ceiling
Support Box
Figure 24 - Vertical Rigid Venting Configuration Using Two 90° Elbows with Two
Horizontal Runs
Install
restrictor into
4" collar of
stove as
shown.
FD30
30˚ Starter/
Adapter
Required
Vertical V enting
V = 40' max.
Figure 27 - Vertical Rigid Venting
Configuration With No Horizontal Run
Figure 26 - Vertical Rigid Venting Configuration Using Two 90° Elbows
14
106394
OWNER’S MANUAL
VENTING
INSTALLATION
Continued
HIGH ALTITUDE
INSTALLATION
Your FMI direct-vent fireplace has been
AGA tested and approved for elevations
from 0-2000 feet and CGA certified for
elevations from 0-4500 feet.
When installing this fireplace at an elevation
above 2000 feet (in the USA), you may need
to decrease the input rating by changing the
existing burner orifice to a smaller size. Reduce input 4% for each 1000 feet above sea
level. Check with your local gas company for
proper orifice size identification.
When installing this fireplace at an elevation above 4500 feet (in Canada), check
with local authorities.
Consult your local gas company to help determine the proper orifice for your location.
For assistance with any high altitude installation contact DESA International’s Technical Services Department at 1-800-DESALOG (1-800-337-2564).
NOTICE: This fireplace is intended for use as supplemental
heat. Use this fireplace along with
your primary heating system. Do
not install this fireplace as your
primary heat source. If you have
a central heating system, you may
run system’s circulating blower
while using fireplace. This will
help circulate the heat throughout the house. In the event of a
power outage, you can use this
fireplace as a heat source.
WARNING: A qualified service person must install fireplace.
Follow all local codes.
CAUTION: This fireplace creates warm air currents. These currents move heat to wall surfaces
next to fireplace. Installing fireplace next to vinyl or cloth wall
coverings or operating fireplace
where impurities (such as tobacco smoke, aromatic candles,
cleaning fluids, oil or kerosene
lamps, etc.) in the air exist, may
discolor walls.
Note:
Your fireplace is designed to be used
in zero clearance installations. Wall or framing material can be placed directly against
any exterior surface on the rear, sides, or top
of your fireplace, except where standoff
spacers are integrally attached. If standoff
spacers are attached to your fireplace, these
spacers can be placed directly against wall
or framing material. See framing details on
page 4.
Place the fireplace into position and shim
with noncombustible material if needed.
Nail the side flanges to the framing to secure
the unit in place. There are two floor brackets included with each unit. Use these as an
alternative method of securing the fireplace.
IMPORTANT:
before securing. If fireplace is not level it
will not work properly.
Make sure fireplace is level
CHECK GAS TYPE
Use proper gas type for the fireplace unit
you are installing. If you have conflicting
gas types, do not install fireplace. See retailer where you purchased the fireplace for
proper fireplace according to your gas type.
INSTALLING OPTIONAL
BLOWER ACCESSORY
NOTICE: If installing blower in an
existing fireplace with gas connections, shut off gas supply and
disconnect heater from gas supply. Contact a qualified service
person to do this.
Attaching Thermal Switch to
DA3610TA ThermostaticallyControlled Blower
When installing the DA3610T thermostatically-controlled blower accessory, you must
first secure the thermal switch to the blower.
1.Remove the two hex head screws on the
blower assembly as shown in Figure 28.
2.Place the green wire between the bottom hole on the thermal switch bracket
and the bottom hole on the blower assembly. Insert one of the hex screws
into all three pieces and tighten.
3.Insert the top screw through the thermal switch bracket and into the blower
assembly. Tighten screw.
4.Connect the blue wire on the blower
assembly to the right side of the thermal switch.
5.Connect the black wire to the left side
of the thermal switch.
bly and grate/burner assembly are not shown
in Figures 29 through 32, page 17. They will,
however, be in your fireplace when you are
installing the blower. Also for clarity the
firebox is shown with dotted lines.
1.Open lower louver panel or remove for
easier access.
2.Place the blower against the lower rear
wall of firebox outer wrapper with the
exhaust port directed upward. Align the
holes in the top mounting tabs of
blower with holes in wall of wrapper
(see Figure 29, page 17). Using the two
screws provided, mount blower and
tighten screws securely.
Note:
thermal switch is comfortably between
the back of the firebox and the blower
as shown in Figure 30, page 17.
3.Be sure to securely attach all wire terminals to terminals on blower motor
(and thermal switch where applicable)
and that the screw retaining the green
ground wire is tight.
4.Remove screws securing the switch plate
to the bottom of the firebox and set aside.
5.Place speed control against back of this
plate and push the plastic control shaft
through opening (see Figure 31, page 17).
6.While supporting speed control, secure
control shaft with lock nut by pushing
and turning lock nut with pliers clockwise until tight against the plate. Place
control knob provided onto shaft (see
Figure 31, page 17).
7.Replace plate containing the switch and
tighten screws securely.
Green Wire
: For clarity, gas valve assem-
For DA3610TA, make sure the
Blower Assembly
16
106394
OWNER’S MANUAL
FIREPLACE
INSTALLATION
Continued
8.Plug in blower power cord.
a. If your fir eplace system is installed
as a freestanding unit with an accessory mantel, determine whether
the power cord will exit the left side
or the right side of the firebox. Install one plastic bushing provided
into the 1 1/2" hole in the outer casing through which the power cord
will exit. Install the second plastic
bushing provided into the floor support bracket if exiting through the
right side (see Figure 32). Route
power cord through (both) plastic
bushing(s) and plug the power cord
into a properly grounded 3-prong
wall receptacle near the firebox.
b.If your fireplace system installation
is recessed and/or pre-wired, a
qualified installer must make all electrical connections for the outlet kit
included with the fireplace.
9.Check to make sure that the power cord
is completely clear of the blower wheel
and that there are no other foreign objects in blower wheel. Turn blower on
and check for operation. Turn blower
off by rotating knob fully counterclockwise before continuing.
WARNING: Never touch the
blower wheel while in operation.
10. Peel off the backing paper and stick the
supplied wiring diagram decal on the
firebox bottom approximately 3" to the
right of the blower speed control
bracket (Figure 32).
WARNING: Failure to position
the parts in accordance with supplied diagrams or failure to use
only parts specifically approved
with this heater may result in damage or personal injury.
11. Connect or reconnect gas supply to fireplace per Connecting Fir eplace to GasSupply on page 19 of this manual.
WARNING: A qualified service person must connect fireplace to gas supply. Follow all
local codes.
Firebox Bottom
Thermal
Switch
Thermal
Switch
Bracket
Firebox Back
Firebox Flange
Blower
Lower Rear
Wall of
Firebox
Wrapper
Blower
Screws
Figure 29 - Mounting Blower to Firebox
Lower Louver
Panel
Exhaust Port
Top
Mounting
Tab
Thermal Switch
Figure 30 - Locating Thermal Switch Against Back of Firebox
Speed
Control
Control
Knob
Locknut
Figure 31 - Attaching Speed Control to
Firebox
Wiring
Diagram
Blower Speed
Control Bracket
Figure 32 - Installing Plastic Bushing and
Wiring Diagram Sticker
Control Shaft
Plastic Bushing
Side View
Continued
106394
17
DVFH34, DVFH34P
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)
FIREPLACE
INSTALLATION
Continued
INSTALLING GAS PIPING TO
FIREPLACE LOCATION
WARNING: A qualified service person must connect fireplace to gas supply. Follow all
local codes.
CAUTION: For propane/LP
units, never connect heater directly to the propane/LP supply.
This heater requires an external
regulator (not supplied). Install the
external regulator between the
heater and propane/LP supply.
Installation Items Needed
Before installing fireplace, make sure you
have the items listed below.
• external regulator (supplied by installer)
• piping (check local codes)
• sealant (resistant to propane/LP gas)
• equipment shutoff valve *
• test gauge connection *
• sediment trap
• 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 CSA design-certified equipment
shutoff valve from your retailer.
For propane/LP connection only, the installer must supply an external regulator.
The external regulator will reduce incoming
gas pressure. You must reduce incoming
gas pressure to between 11 and 14 inches of
water. If you do not reduce incoming gas
pressure, heater regulator damage could
occur. Install external regulator with the
vent pointing down as shown in Figure 33.
Pointing the vent down protects it from
freezing rain or sleet.
CAUTION: Use only new,
black iron or steel pipe. Internally-tinned copper tubing may
be used in certain areas. Check
your local codes. Use pipe of 1/2"
diameter or greater to allow
proper gas volume to fireplace. If
pipe is too small, undue loss of
pressure will occur.
Installation must include an equipment
shutoff valve, union, and plugged 1/8" NPT
tap. Locate NPT tap within reach for test
gauge hook up. NPT tap must be upstream
from fireplace (see Figure 34).
Propane/LP
Supply Tank
External
Regulator
Vent
Pointing
Down
Figure 33 - External Regulator with Vent
Pointing Down (Propane/LP Only)
CSA Design-Certified
Equipment Shutoff Valve
with 1/8" NPT Tap*
Approved Flexible
Gas Line
3" Minimum
Cap Pipe Nipple Tee Joint
Sediment Trap/Drip Leg
Figure 34 - Gas Connection
* The CSA design-certified equipment shutoff valve may be supplied with the appliance
or you can purchase it from your retailer.
(equipment shutoff valve) in an accessible
location. The main gas valve is for turning
on or shutting off the gas to the appliance.
Check your building codes for any special
requirements for locating equipment shutoff
valve to fireplaces.
Apply pipe joint sealant lightly to male
threads. This will prevent excess sealant
from going into pipe. Excess sealant in pipe
could result in clogged fireplace valves.
CAUTION: Use pipe joint sealant that is resistant to liquid petroleum (LP) gas.
We recommend that you install a sediment
trap/drip leg in supply line as shown in
Figure 35. Locate sediment trap/drip leg
where it is within reach for cleaning. Install
in piping system between fuel supply and
heater. Locate sediment trap/drip leg where
trapped matter is not likely to freeze. A
sediment trap traps moisture and contaminants. This keeps them from going into
fireplace gas controls. If sediment trap/drip
leg is not installed or is installed wrong,
fireplace may not run properly.
IMPORTANT:
Install main gas valve
Natural - From Gas
Meter (5" W.C. to 10.5"
W.C. Pressure )
Propane/LP - From External
Regulator (11" W.C. to 14"
W.C. Pressure)
18
106394
OWNER’S MANUAL
FIREPLACE
INSTALLATION
Continued
CONNECTING FIREPLACE
TO GAS SUPPLY
Installation Items Needed
• 5/16" hex socket wrench or nut-driver
• sealant (resistant to propane/LP gas, not
provided)
1.Open lower louver door panel by gen-
tly pulling forward.
2.Route flexible gas line (provided by
installer) from equipment shutoff valve
to fireplace. Route flexible gas supply
line through one of the access holes on
side of fireplace.
3.Attach flexible gas line from gas sup-
ply to control valve (see Figure 35).
4.Check all gas connections for leaks. See
Checking Gas Connections, pages 19
and 20.
To Gas Supply
(Natural)
Equipment Shutoff Valve
CHECKING GAS
CONNECTIONS
WARNING: Test all gas piping and connections for leaks
after installing or servicing. Correct all leaks at once.
WARNING: Never use an open
flame to check for a leak. Apply
commercial leak test solution to
all gas joints. Bubbles forming
show a leak. Correct all leaks at
once.
Pressure Testing Gas Supply
Piping System
Test Pressures In Excess Of 1/2 PSIG
(3.5 kPa)
1.
Disconnect fireplace and its individual
equipment shutoff valve from gas supply
piping system. Pressures in excess of 1/2
psig (3.5 kPa) will damage fireplace gas
regulator.
2.Cap off open end of gas pipe where
equipment shutoff valve was connected.
3.Pressurize supply piping system by either opening propane/LP supply tank
valve for propane/LP gas fireplace or
opening main gas valve located on or near
gas meter for natural gas fireplace,
using compressed air.
4.Check all joints of gas supply piping
system. Apply commercial leak test
solution to all gas joints. Bubbles forming show a leak. Correct all leaks at
once.
5. Reconnect fireplace and equipment
shutoff valve to gas supply. Check reconnected fittings for leaks.
or
To External Regulator
(Propane/LP)
Flexible Gas Line from
Equipment Shutoff Valve
Provided by Installer
Figure 35 - Attaching Flexible Gas Line to Control Valve
Control Valve
Continued
106394
19
DVFH34, DVFH34P
ON
POSITION
OFF
POSITION
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)
FIREPLACE
INSTALLATION
Continued
Test Pressures Equal To or Less Than
1/2 PSIG (3.5 kPa)
1.Close equipment shutoff valve (see Figure 36).
2.Pressurize supply piping system by either opening propane/LP supply tank
valve for propane/LP gas fireplace or
opening main gas valve located on or near
gas meter for natural gas fireplace,
using compressed air.
3.Check all joints from propane/LP supply tank or gas meter to equipment
shutoff valve (see Figure 37 for propane/LP or Figure 38 for natural). Apply commercial leak test solution to all
gas joints. Bubbles forming show a
leak. Correct all leaks at once.
Pressure Testing Fireplace Gas
Connections
1.Open equipment shutoff valve (see Figure 36).
2.Open propane/LP supply tank valve for
propane/LP fireplace or main gas valve
located on or near gas meter for natural gas fireplace.
3.Make sure control knob of fireplace is
in the OFF position.
4.Check all joints from equipment shutoff
valve to thermostat gas valve (see Figure 37 for propane/LP or Figure 38 for
natural). Apply commercial leak test solution to all gas joints. Bubbles forming
show a leak. Correct all leaks at once.
5.Light fireplace (see Operating Fire-place, pages 25 through 27). Check all
other internal joints for leaks.
6.Turn off fireplace (see To Turn Off Gasto Appliance, page 25).
or
Open
Equipment
Shutoff
Valve
Closed
Figure 36 - Equipment Shutoff Valve
Propane/LP Supply
Tank
Equipment
Shutoff Valve
Gas Valve
Figure 37 - Checking Gas Joints for Propane/LP Gas Fireplace
Equipment
Shutoff Valve
Gas Meter
Gas Valve
Figure 38 - Checking Gas Joints for Natural Gas Fireplace
20
106394
OWNER’S MANUAL
FIREPLACE
INSTALLATION
Continued
INSTALLING OPTIONAL
WIRELESS HAND-HELD
REMOTE CONTROL - GHRC
SERIES/GHRCT SERIES
NOTICE: Use only alkaline batteries (not included).
Installing Remote Receiver
1. Open bottom louver and locate the
switch bracket on the left.
2. Unscrew the switch bracket. Lean
bracket forward so you are able to access the back of the remote receiver.
3.Locate the battery clip mounted on the
back of the receiver. Slide a 9-volt alkaline battery (not included) through
the clip (see Figure 39).
4.Attach the terminal wires to the battery.
5.Remove wire from TH to TPTH on
control valve (see Figure 40).
6.Connect wires from receiver to TH and
TPTH to control valve (see Figure 41).
7.Replace the switch bracket.
Receiver
Terminal
Wires
Battery Clip
9-Volt Alkaline
Battery
Figure 39 - Attaching Alkaline Battery to
Receiver
To
Optional
Remote
Accessory
Figure 41 - Control Valve Terminals
Installing 9-Volt Alkaline Battery
in Hand-Held Remote Control
Unit
1.Remove battery cover on back of remote control unit.
2. Attach terminal wires to a 9-volt alkaline battery (not included). Place battery into the battery housing.
3.Replace battery cover onto remote control unit.
Battery
Terminal
Wires
9-Volt
Alkaline
Battery
Figure 42 - Installing Alkaline Battery in
Hand-Held Remote Control Unit
WARNING: Installation must
be done by a qualified installer
familiar with low voltage wiring
procedures.
WARNING: Do not connect
this thermostat to any electrical
source! Electrical shock and/or
fire hazard will occur.
NOTICE: The GWMT1 includes 25'
of wire for installation. Your fireplace includes 15' of wire for accessory installation. Choose the
length that best fits your needs
when installing this accessory.
1.Open lower louver panel. The valve is
attached to the underside of the firebox assembly.
2.Disconnect the wire that runs from TH
to TPTH from the valve as shown in
Figure 40.
3.Connect one terminal of the provided
wire for the wall thermostat to the TPTH
terminal on the valve. Connect remaining wire terminal to the TH terminal on
the valve. Make sure that the wire terminals are in the positions on the unit as
pictured in Figure 44. If wires are not
connected as shown the thermostat will
not work.
To Wall Optional
Remote Accessory
Figure 40 - Disconnecting TH to TPTH
Wire
106394
Figure 43 - Installing Battery in Hand-Held
Remote Control Unit (GHRCTA Series
Only)
Figure 44 - Control Valve Terminals
Continued
21
DVFH34, DVFH34P
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)
FIREPLACE
INSTALLATION
Continued
4.Route the wire through openings provided on the sides of the fireplace to a
convenient location to mount your thermostat (no outside wall).
IMPORTANT:
ened but must not be lengthened.
The thermostat should be mounted 54"
above the floor in a location where there
is good air circulation. Avoid heat
sources such as lamps, direct sunlight,
fireplace, or heat and air conditioning
ducts.
5.Gently remove the cover of the thermostat from the base. Grasp the sides
of the cover firmly and pull to separate
from the base.
6.Feed the electrical wires through the
rectangular slots (from the back) on
each side of the base (see Figure 45).
WARNING: Do not connect
this thermostat to a power source.
Electrical shock and/or fire hazard will occur.
7.Connect one bare wire end to each terminal (“W” and “R”) of the thermostat
base (see Figure 46).
8.Install the base to the wall with screws
provided with thermostat.
9.Move the temperature adjustment back
and forth to insure the bimetal is free
from restrictions.
10. Replace the cover onto the base. (Upon
installation, the thermostat must be allowed to stabilize at room temperature
for a minimum of 30 minutes for proper
operation.)
11. Set the temperature adjustment to the
desired setting.
This thermostat has been electronically
calibrated at the factory . No adjustment
or leveling is necessary.
The wire may be short-
Feed wires through
rectangular slots
Figure 45 - Back View of Thermostat Base
W
R
Figure 46 - Thermostat Base Terminals
“W” and “R”
Terminal “W”
Terminal “R”
INSTALLING OPTIONAL
WALL MOUNT SWITCH
GWMS2
NOTICE: The GWMS2 includes
25' of wire for installation. Your
fireplace includes 15' of wire for
accessory installation. Choose the
length that best fits your needs
when installing this accessory.
1.Connect one terminal of the provided
wire for the wall switch to the TPTH
terminal on the valve. Connect remaining wire terminal to the TH terminal
on the valve. Make sure that the wire
terminals are in the positions on the unit
as pictured in Figure 41, page 21. If
wires are not connected as shown the
switch will not work.
2.Route the wire through openings provided on the sides of the fireplace to a
convenient location to mount your switch.
3.Connect one bare wire end to each of the
terminals of the GWMS2 wall switch.
4.Install the wall switch and cover in the
wall.
REMOVING/REPLACING
GLASS DOOR
You must remove glass door to install optional brick liners, logs, lava rock, and ember material.
CAUTION: Do not operate this
fireplace with a broken glass door
panel or without the glass door
panel securely in place. For replacement part information see
Replacement Parts
1.Remove the upper louver panel by lifting upward and out (see Figure 47).
2.Remove the screws from the three tabs
at the top of the glass door while holding door securely keeping it from falling forward.
3.Grasp door by both sides and ease it
upward off of the lower bracket (see
Figure 48).
4.T o replace glass door, follow the above
instructions in reverse.
Figure 47 - Removing Top Louver Panel
Screw
Glass
Door
Assembly
Lower Bracket for
Glass Door Assembly
Figure 48 - Removing/Replacing Glass Door
, page 33.
Top Louver
Panel
22
106394
OWNER’S MANUAL
FIREPLACE
INSTALLATION
Continued
Attaching Magnetic Decorative
Brass Strips
(Optional Installation)
Before attaching strips to fireplace, remove
plastic film from brass pieces. After installing door, attach these strips to the top and
bottom of glass door frame.
INSTALLING OPTIONAL
BRICK LINER D8037A
WARNING: If fireplace has
been running, turn off and unplug fireplace. Let cool before
installing brick liner.
This brick liner kit is optional. You may
purchase brick liner from your local retailer
or see Accessories, pages 36 and 37.
7.Install the right brick panel using the
same method described in step 5.
8.Slide the right retainer bracket against
the right side brick panel. Tighten the
bracket screw. This secures both the
right side and rear brick panels.
9.Follow instructions on page 24 to install
logs, lava rock, and ember material.
10. Replace glass door (see page 22).
Rear Brick
Panel
CAUTION: Always handle brick
panels with two hands. Do not force
brick panels into place. Excessive
force will break brick panels.
1.Remove glass door. See Removing/Replacing Glass Door, page 22.
2.If installing brick liner in new fireplace,
go to step 3. If installing brick liner in
an existing fireplace, carefully remove
logs, lava rock, and ember material.
3.Install rear brick panel first. Rest bottom edge of panel on back edge of grate
(see Figure 49).
4. Loosely secure retainer brackets to
grate. Brackets are adjustable left to
right to allow proper placement of
panel. These will hold rear panel in
place while installing side panels.
5.Install left side brick panel by sliding
it between the grate and the side of the
firebox (see Figure 50).
6.Slide the left retainer bracket against
the left side brick panel. Tighten the
bracket screw. This secures both the left
side and rear brick panels.
Retaining
Brackets
Figure 49 - Installing Rear Brick Panel and Retainer Brackets
Left Side
Brick Panel
Retainer
Brackets
106394
Figure 50 - Installing Left Side Brick Panel
23
Continued
DVFH34, DVFH34P
3
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)
FIREPLACE
INSTALLATION
Continued
INSTALLING LOGS, LAVA
ROCK AND GLOWING
EMBERS
WARNING: Failure to position
the parts in accordance with these
diagrams or failure to use only
parts specifically approved with
this heater may result in property
damage or personal injury.
Each log is marked with a number. These
numbers will help you identify the log when
installing. It is very important to install
these logs exactly as instructed. Do not
modify logs. Only use logs supplied with
fireplace.
Remove glass door. See Removing/ReplacingGlass Door, page 22. Install logs according to
the following instructions.
1.Place log #1 (back log) on top of grate.
Make sure the notches in the bottom of
the log fit over the grate (see Figure 51).
2.Rest log #2 (large front log) on the pins on
the front part of the grate (see Figure 52).
3.Place log #3 (left log) onto the rear and
front logs. Make sure it is seated properly into the notch on the front log and
over the raised triangular portion of the
rear log as shown in Figure 53.
4.Place log #4 (right log) onto the front
left part of the grate making sure the
notches fits over the prong of the grate
(see Figure 54).
5.Place lava rock along sides and front
of firebox bottom in areas that are visible only. It is not necessary to use all
of the lava rock provided.
6.Pull ember material apart into pieces
no larger than a dime. Place these
pieces loosely and sparingly directly
onto the exposed section of the front
burner and along the space between the
burner and grate prongs (see Figure 55).
This will create the glowing ember appearance as the flame touches the ember material. Do not block air slots by
using too much ember material in one
area. It is not necessary to use all of the
ember material provided.
7.Replace the glass door. See Removing/Replacing Glass Door, page 22.
WARNING: The glass door
must be securely in place before
running this fireplace. Do not run
this fireplace if glass is missing
or broken.
1
Figure 51 - Installing Log No. 1
2
Figure 53 - Installing Log No. 3
4
Figure 54 - Installing Log No. 4
Ember Material
NOTICE: Do not put lava rock on
burner or under burner. Placing
lava rock on burner could cause
performance problems.
Figure 52 - Installing Log No. 2
24
Figure 55 - Placing Ember Material on
Burner
106394
OWNER’S MANUAL
OPERATING
FIREPLACE
FOR YOUR SAFETY
READ BEFORE
LIGHTING
WARNING: If you do not follow these instructions exactly, a
fire or explosion may result causing property damage, personal
injury or loss of life.
A. This appliance has a pilot which must
be lighted by hand. When lighting the
pilot, follow these instructions exactly .
B. BEFORE LIGHTING smell all
around the appliance area for gas. Be
sure to smell next to the floor because
some gas is heavier than air and will
settle on the floor.
WHA T TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electric switch; do
not use any phone in your building.
• Immediately call y our gas supplier
from a neighbor’s phone. Follow
the gas supplier's instructions.
C. Use only your hand to push in or turn
the gas control knob. Ne ver use tools.
If the knob will not push in or turn
by hand, don't try to repair it, call a
qualified service technician. For ce or
attempted repair may result in a f ire
or explosion.
D. Do not use this appliance if any part
has been under water . Immediately call
a qualified service technician to inspect
the appliance and to replace any part
of the control system and any gas control which has been under water.
LIGHTING
INSTRUCTIONS
1.STOP! Read the safety information
in column one.
2.Open lower louver panel.
3.Disconnect the wire that runs from
TH to TPTH from the contr ol valve.
4. Turn off all electric power to the
fireplace.
5.Push in gas control knob slightly and
turn clockwise to “OFF”.
6.Wait f ive (5) minutes to clear out any
gas. Then smell for gas, including
near the floor. If you smell gas,
STOP! Follow “B” in the safety information in column one. If you don't
smell gas, go to the next step.
7. The pilot is located by the main
burner and should not require accessing for lighting.
8.T urn gas control knob counter clockwise to “PILOT”.
9.Push in gas control knob all the way
and hold. Immediately light the pilot by repeatedly depressing the piezo
spark ignitor until a flame appears.
Continue to hold for about one (1)
minute after the pilot is lit. Release
gas control knob and it will pop back.
Pilot should remain lit. If it goes out,
repeat steps 5 through 8.
• If gas control knob does not pop
up when released, stop and
immediately call your service
technician or gas supplier.
• If the pilot will not stay lit after sev-
eral tries, turn the gas control knob
to “OFF” and call your service
technician or gas supplier.
Gas Control Knob
Piezo
Ignitor
Figure 56 - Control Valve
Variable Control Knob
I
H
T
O
L
I
O
P
N
F
F
O
L
O
10. Reconnect the wire that runs from
TH to TPTH to the control valve.
11. Turn on all electric power to the
fireplace.
12. Turn gas control knob counterclockwise to “ON”.
13. This valve is equipped with a HI/LO
feature. Set fir eplace input as desired.
14. Close lower louver panel.
TO TURN OFF GAS
TO APPLIANCE
1.Open lower louver panel.
2a. Disconnect wire that runs from TH
to TPTH.
2b. Set selector switch in the OFF position
to prevent draining battery.
3.Turn off all electrical power to the
appliance if service is to be performed.
4.Push in gas control knob slightly and
turn clockwise to “OFF”.
5.Close lower louver panel.
Shutting Off Burners Only (pilot
stays lit)
You may shut off the burners and keep
the pilot lit by doing one of the following:
1. Turn gas control knob clockwise
to the PILOT position.
2.Set selector switch in the OFF position.
MANUAL LIGHTING
PROCEDURE
1.Remove glass door (see Removing/
Replacing Glass Door, page 22).
2.Follow steps 1 through 8 under Lighting Instructions.
3.Depress gas control knob and light
pilot with match.
4.Keep gas control knob pressed in f or
30 seconds after lighting pilot. After
30 seconds, release gas control knob .
Follow steps 10 through 14 under
Lighting Instructions.
5.Replace glass door (see Removing/
Replacing Glass Door, page 22).
106394
Continued
25
DVFH34, DVFH34P
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)
OPERATING
FIREPLACE
Continued
OPTIONAL REMOTE
OPERATION
Note:
All remote control accessories must
be purchased separately (see Accessories,
pages 36 and 37). Follow instructions included with the remote control.
Thermostat Control Operation
(Optional GHRCTA Series Only) The
thermostat control setting on the remote
control unit can be set to any comfort
level between WARMER and COOLER.
The burners will turn on and off automatically to maintain the comfort level
you select. The ideal comfort setting will
vary by household depending upon the
amount of space to be heated, the output
of the central heating system, etc.
NOTICE: You must light the pilot
before using the hand-held remote control unit. See
Instructions
on page 25.
1.After lighting, let pilot flame burn for
about one minute. Turn gas control
knob to ON position. Adjust varia ble
control knob anywhere between HI
and LO. Slide the selector switch to
the REMOTE position (see Figure
57).
Note:
The burners may light if
hand-held remote ON button was on
when selector switch was last turned
off. Y ou can no w turn the bur ners on
and off with the hand-held remote
control unit.
IMPORTANT
: Do not leave the selector switch in the REMOTE position
when the pilot is not lit. This will
drain the battery.
IMPORTANT:
Be sure to press the
ON/OFF buttons on the hand-held
remote control unit for up to 3 seconds to assure proper operation.
Lighting
GHRC Series Operation:
2a. Press the ON/OFF b utton to turn the
burners on and off. When turning
burners off, the pilot will remain lit.
GHRCTA Series Operation:
2b. Press the AUTO/ON/OFF button on
the hand-held remote control (see Figure 58). The lights to the left of the
button will show A UTO, ON, or OFF.
• In the ON mode, the burners will
ignite. The heater is in manual
mode when ON is lit.
• In the A UTO mode, the thermostat
in the hand-held remote unit controls the room temperature. To increase the room temperature, pr ess
the top arrow of the TEMP b utton.
To lower the room temperature,
press the bottom arrow of the
TEMP button. At higher settings
the heater will run longer.
Blower Control Knob
(Optional Accessory)
OFF
ON
ON
OFF
REMOTE
Selector Switch in
Remote Position
Figure 57 - Setting the Selector Switch,
Gas Control Knob, and Variable Control
Knob for Remote Operation
Shows Temperature
Setting
The Log Heater will
Automatically Cycle
between Pilot and the
Heat Setting that has
been Selected
Variable
Control Knob
N
O
O
F
T
F
O
L
I
P
Gas Control
Knob in ON
Position
L
O
I
H
IMPORTANT:
This remote contr ol
has been specially engineered to
take an air temperature sample every minute in the auto mode. It will
not respond immediately to the
temperature setting being turned
up or down.
IMPORTANT:
The hand-held remote control unit must be near the
heater. Do not keep the hand-held
remote control unit too close to the
heater. The thermostat on the
hand-held remote control unit will
heat up too quickly and turn the
heater off.
3. To turn the burner off, press the
AUTO/ON/OFF button until OFF
lights. The pilot will remain lit.
IMPORTANT :
To turn the pilot off,
manually turn the control knob on the
heater to the OFF position.
OPERATING
OPTIONAL GWMS2
WALL MOUNTED
SWITCH
Make sure the heater switch is on AUTO.
This wall switch works just like the conventional light switch. Flip the switch up
for on and down for off.
Note:
Make sure that this switch is not in
a position to be mistaken for a light switch.
This may result in the heater being inadvertently turned on without the proper
precautions being taken. See installation
instructions on page 22 of this manual.
Increases Room
Temperature in AUTO
Mode
Decreases Room
Temperature in AUTO
Mode
Turns Burners On or Off
and Allows You to
Choose the Auto Setting
Figure 58 - Thermostat Hand-Held Remote Control Unit Selections (GHRCTA Series Only)
26
106394
OWNER’S MANUAL
OPERATING
FIREPLACE
Continued
OPERATING
OPTIONAL GWMT1
WALL MOUNTED
THERMOSTAT
WARNING: Do not connect
the thermostat to a power source.
Electrical shock and/or a fire hazard will occur.
Light the fireplace as instructed in Lighting Instructions on page 25. Set wall ther-
mostat to desired temperature.
This thermostat has been electronically
calibrated at the factory and requires no
adjustment or leveling.
Upon installation, the thermostat must
be allowed to stabilize at room temperature for a minimum of 30 minutes for
proper operation.
To turn the fireplace off, adjust thermostat to the lowest setting and turn the gas
control knob back to PILOT. The pilot
will remain lit.
IMPORTANT:
the gas control knob on the heater to the
OFF position.
OPTIONAL BLOWER
Locate the blower controls by opening
the lower louver panel on the fireplace.
Blower controls are located on the left
side of the switch bracket to the left just
inside the louver panel.
Both the GA3700 manual blower and the
DA3610TA thermostatically-controlled
blower have an ON setting and an OFF
setting. The blower will only run when the
switch is in the ON position. In the OFF
position, the blower will not operate.
To turn the pilot off, turn
OPERATING
ACCESSORY
Note for DA3610TA Only:
using DA3610TA blower with optional
thermostat (wall mounted or remote control) for the fireplace, your fireplace and
blower will not turn on and off at the
same time. The fireplace may run for
several minutes before the blower turns
on. After the heater modulates to the pilot
position, the blower will continue to run.
The blower will shut off after the firebox
temperature decreases.
The blower helps distribute heated air
from the fireplace. Periodically check the
louvers of the firebox and remove any
dust, dirt, or other obstructions that will
hinder the flow of air.
If you are
INSPECTING
BURNERS
Check pilot flame pattern and burner flame
patterns often.
PILOT ASSEMBLY
The pilot assembly is factory preset for the
proper flame height. Alterations may have
occurred during shipping and handling. Call
a qualified service person to readjust the
pilot if necessary.
The height of the thermopile must be 3/8" to
1/2" above the pilot flame as shown in Figure
60. The thermocouple must be at a height of
about 1/8" above the pilot flame. The flame
from the pilot burner must extend beyond
both the thermocouple and thermopile.
If you pilot assembly does not meet these
requirements:
• turn fireplace off (see To Turn Off Gas toAppliance, page 25)
• see Troubleshooting, pages 29 through 31
Thermopile
3/8" to 1/2"
Pilot Burner
1/8"
Thermocouple
Piezo
Ignitor
Figure 59 - Pilot Assembly
BURNER FLAME PATTERN
Burner flames will be steady; not lifting or
floating. Flame patterns will be different
from unit to unit and will vary depending on
installation type and weather conditions.
If the vent configuration is installed incorrectly, the flames will lift or "ghost". This
can be dangerous. Inspect the flames after
installation to ensure proper installation and
performance.
Figure 60 shows a typical flame pattern for
DVFH34(P) models.
If burner flame pattern differs from that
described:
• turn fireplace off (see T o T urn Off Gas toAppliance, page 25)
• see Troubleshooting, pages 29 through 31
Figure 60 - Typical Flame Pattern
106394
27
DVFH34, DVFH34P
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)
CLEANING AND
MAINTENANCE
WARNING: Turn off fireplace
and let cool before cleaning.
CAUTION: You must keep control areas, burners, and circulating air passageways of fireplace
clean. Inspect these areas of fireplace before each use. Have fireplace inspected yearly by a qualified service person. Fireplace may
need more frequent cleaning due
to excessive lint from carpeting,
bedding material, pet hair, etc.
GLASS DOOR
WARNING: Handle glass door
panel with care. Do not strike,
slam, or otherwise abuse glass.
Do not operate fireplace with the
glass door removed, cracked, or
broken.
WARNING: Do not use abrasive cleaners as this may damage
glass. Use a nonabrasive household glass cleaner to clean glass.
Do not clean glass when hot.
WARNING: Only parts supplied by the manufacturer should
be used when replacing broken
or damaged glass door panel (see
Replacement Parts
glass door panel is a complete
unit. No substitute materials may
be used.
CAUTION: Wear gloves and
safety glasses while handling or
removing broken glass. Do not
remove if glass is hot. Keep children and pets away from glass.
If glass has been broken, carefully remove
glass door (see Removing/Replacing GlassDoor, page 22). Vacuum all glass pieces
with a shop vac.
CAUTION: Do not vacuum if
pieces are hot.
Use only the ceramic glass door replacement intended for this fireplace (see Re-placement Parts, page 32 for detail on ordering). No substitutions may be made. See
Removing/Replacing Glass Door, page 22
for instructions for replacing glass door.
WARNING: Do not operate
fireplace with the glass door removed, cracked, or broken.
, page 32). This
LOGS
• If you remove logs for cleaning, refer to
Installing Logs, Lava Rock, and Glowing
Embers, page 23, to properly replace logs.
• Use a vacuum cleaner to remove any carbon buildup on logs.
• Replace log(s) if broken. See Replace-ment Parts on page 32.
• Replace ember material periodically as
needed. See Replacement P arts on page 32.
VENTING SYSTEM
Conduct annual inspection of the venting
system following these guidelines:
1.Check areas of venting system that are
exposed to the weather for corrosion (rust
spots or streaks and, in extreme cases,
holes). Have these items replaced immediately by a qualified service person.
2.Remove the vent cap and shine a flash-
light into the vent. Remove any foreign
material.
3.Check for evidence of excessive con-
densation. Continuous condensation
can cause corrosion of caps, pipes, and
fittings and can be caused by having
excessive lateral runs, too many elbows, or exterior portions of the system being exposed to cold weather.
4.Inspect joints to verify that no pipe sec-
tion or fitting has been disturbed and
loosened. Check mechanical supports
such as wall straps for rigidity.
Glass must be cleaned periodically. During
start-up it is normal for condensation to
form on the inside of the glass causing lint,
dust, and other airborne particles to cling to
the glass surface. During initial start-up a
slight film may form on the glass due to
paint curing. The glass should be cleaned
several times with a non-ammonia, nonabrasive household cleaner and warm water
after the first two weeks of operation. Thereafter, clean the glass two or three times
during each heating season, depending on
the usage and circumstances present. Refer
to Removing/Replacing Glass Door on page
22 of this manual when removing glass door
for cleaning.
PILOT AND BURNERS
• Remove ember material before cleaning
burners and replace when cleaning is
complete.
• Burner and controls should be cleaned
with compressed air to remove dust, dirt,
or lint.
• Use a vacuum cleaner or small, soft
bristled brush to remove excess dust, dirt,
or lint.
28
106394
OWNER’S MANUAL
TROUBLESHOOTING
Note:
For additional help, visit DESA
International’s technical service web
site at www.desatech.com.
Note:
All troubleshooting items are listed in
order of operation.
OBSERVED PROBLEM
When ignitor button is pressed, there is no
spark at pilot
When ignitor button is pressed, there is
spark at pilot but no ignition
WARNING: Turn off heater
and let cool before servicing. Only
a qualified service person should
service and repair heater.
POSSIBLE CAUSE
1. Ignitor electrode not connected to ignitor cable
2. Ignitor cable pinched or wet
3. Piezo ignitor nut is loose
4. Broken ignitor cable
5. Bad piezo ignitor
6. Ignitor electrode broken
7. Ignitor electrode positioned wrong
1. Gas supply turned off or equipment
shutoff valve closed
2. Gas control knob not in PILOT position
3. Gas control knob not pressed in while
in PILOT position
4. Air in gas lines when installed
5. Depleted gas supply (propane/LP models
only)
6. Pilot is clogged
7. Gas regulator setting is not correct
CAUTION: Never use a wire,
needle, or similar object to clean
pilot. This can damage pilot unit.
REMEDY
1. Reconnect ignitor cable
2. Free ignitor cable if pinched by any
metal or tubing. Keep ignitor cable dry
3. Tighten nut holding piezo ignitor. Nut
is located behind the mounting bracket
4. Replace ignitor cable
5. Replace piezo ignitor
6. Replace pilot assembly
7. Replace pilot assembly
1. Turn on gas supply or open equipment
shutoff valve
2. Turn gas control knob to PILOT position
3. Press in gas control knob while in PILOT
position
4. Continue holding down control knob.
Repeat igniting operation until air is removed
5. Contact local propane/LP gas company
6. Clean pilot (see Cleaning and Mainte-nance, page 28) or replace pilot assembly
7. Replace gas control
Pilot lights but flame goes out when control
knob is released
106394
1. Gas control knob not fully pressed in
2. Gas control knob not pressed in long
enough
3. Equipment shutoff valve not fully open
4. Pilot flame not touching thermocouple,
which allows thermocouple to cool,
causing pilot flame to go out. This problem could be caused by one or both of
the following:
A) Low gas pressure
B) Dirty or partially clogged pilot
5. Thermocouple connection loose at control valve
6. Thermocouple damaged
7. Control valve damaged
www.desatech.com
29
1. Press in gas control knob fully
2. After pilot lights, keep gas control knob
pressed in 30 seconds
3. Fully open equipment shutoff valve
4. A) Contact local gas company
B) Clean pilot (see Cleaning andMaintenance, page 28) or replace pilot assembly
5. Hand tighten until snug, then tighten
1/4 turn more
6. Replace thermocouple
7. Replace control valve
Continued
DVFH34, DVFH34P
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)
TROUBLESHOOTING
Continued
OBSERVED PROBLEM
Burner does not light after pilot is lit
Delayed ignition burner
Burner backfiring during combustion
Slight smoke or odor during initial operation
Heater produces a whistling noise when
burner is lit
POSSIBLE CAUSE
1. Burner orifice clogged
2. Inlet gas pressure is too low
3. Thermopile leads disconnected or improperly connected
4. Thermopile is defective
1. Manifold pressure is too low
2. Burner porting or orifice clogged
1. Burner orifice is clogged or damaged
2. Damaged burner
3. Gas regulator defective
1. Residues from manufacturing processes
and logs curing
1. Turning gas control knob to HI position
when burner is cold
2. Air in gas line
3. Dirty or partially clogged burner orifice
REMEDY
1. Clean burner (see Cleaning and Maintenance, page 28) or replace burner orifice
2. Contact local propane/LP or natural gas
company
3. Reconnect leads (see Wiring Diagram,
page 32)
4. Replace thermopile
1. Contact local propane/LP or natural gas
company
2. Clean burner (see Cleaning and Main-tenance, page 28) or replace burner orifice
1. Clean burner (see Cleaning and Mainte-nance, page 28) or replace burner orifice
2. Replace damaged burner
3. Replace gas control
1. Problem will stop after a few hours of
operation
1. Turn gas control knob to LO position and
let warm up for a minute
2. Operate burner until air is removed from
line. Have gas line checked by local propane/LP or natural gas company
3. Clean burner (see Cleaning and Mainte-nance, page 28) or replace burner orifice
Glass soots
Fireplace produces a clicking/ticking noise
just after burners are lit or shut off
Remote does not function
1. Flame impingement on logs
2. Debris around burner air mixer
1. Metal expanding while heating or contracting while cooling
1. Battery is not installed or battery power
is low
www.desatech.com
30
1. Adjust the log set so that the flame does
not excessively impinge on it
2. Inspect the opening at the base of the
burner to see that it is NOT packed with
any type of material
1. This is common. If noise is excessive,
contact qualified service person
1. Replace 9-volt batteries in receiver and
remote control
106394
TROUBLESHOOTING
Continued
WARNING: If you smell gas
• Shut off gas supply.
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor’s phone. Follow the gas
supplier’s instructions.
• If you cannot reach your gas supplier, call the fire department.
OWNER’S MANUAL
IMPORTANT:
paint, paint remover, cigarette smoke, cements and glues, new carpet or textiles, etc., create fumes. These
fumes may mix with combustion air and create odors. These odors will disappear over time.
OBSERVED PROBLEM
Fireplace produces unwanted odors
Fireplace shuts off in use
Operating fireplace where impurities in air exist may create odors. Cleaning supplies,
POSSIBLE CAUSE
1. Gas leak. See Warning statement
above
1. High or gusting winds
2. Low line pressure
3. Pilot is partially clogged
4. Inner vent pipe leaking exhaust gasses
into system
5. Horizontal vent improperly pitched
6. Glass too loose and air tight gasket leaks
in corners after usage
7. Bad thermopile or thermocouple
8. Improper vent cap installation
REMEDY
1. Locate and correct all leaks (see Checking Gas Connections, pages 19 and 20)
1. Fireplace has been tested for up to
40mph winds. However, extreme conditions may occur. See Lighting Instruc-tions on page 25
2. Contact local propane/LP or natural gas
company
3. Clean pilot (see Cleaning and Mainte-nance, page 28)
4. Locate and correct all leaks (see Check-ing Gas Connections, pages 19 and 20)
5. Horizontal vent termination should slope
down only enough to prevent any water
from entering the unit. The maximum
downward slope of the vent termination
is 1/4" for any horizontal run
6. Tighten glass
7. Replace faulty component
8. Check for proper installation and freedom from debris or blockage
Gas odor even when control knob is in OFF
position
Gas odor during combustion
Dark residue on logs or inside of fireplace
106394
1. Gas leak. See Warning statement
above
2. Control valve defective
1. Gas leak. See Warning statement
above
1. Improper log placement
2. Air holes at burner inlet blocked
3. Burner flame holes blocked
www.desatech.com
31
1. Locate and correct all leaks (see Checking Gas Connections, pages 19 and 20)
2. Replace control valve
1. Locate and correct all leaks (see Check-ing Gas Connections, pages 19 and 20)
1. Properly locate logs (see Installing Logs,Lava Rock, and Glowing Embers, page 23)
2. Clean out air holes at burner inlets. Periodically repeat as needed
3. Remove blockage or replace burner
DVFH34, DVFH34P
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)
REPLACEMENT
PARTS
Note:
Use only original replacement parts.
This will protect your warranty coverage for
parts replaced under warranty.
PARTS UNDER WARRANTY
Contact authorized retailers of this product.
If they can not supply original replacement
part(s), call DESA International’s Technical
Service Department at 1-800-DESA LOG
(1-800-337-2564).
When calling DESA International, have ready
• your name
• your address
• model and serial numbers of your fireplace
• how fireplace was malfunctioning
• type of gas used (propane/LP or natural gas)
• purchase date
Usually, we will ask you to return the defec-
tive part to the factory.
PARTS NOT UNDER
WARRANTY
Contact authorized retailers of this product.
If they can not supply original replacement
part(s), call DESA International’s Parts
Department at 1-800-972-7879 for referral
information.
When calling DESA International, have ready
• model number of your fireplace
• the replacement part number
WIRING DIAGRAM
CAUTION: Label all wires prior to disconnection when servicing
controls. Wiring errors can cause improper and dangerous operation.
Verify proper operation after servicing.
Variable
Fan Switch
1
Off
110/115
V.A.C.
Figure 61 - Blower Wiring Diagram for Thermostat-Controlled Models
Black
White
Green
2
Black
On
SERVICE HINTS
When Gas Pressure Is Too Low
• pilot will not stay lit
• burners will have delayed ignition
• fireplace will not produce specified heat
• propane/LP gas supply might be low
(propane/LP units only)
When Gas Quality Is Bad
• pilot will not stay lit
• burners will produce flames and soot
• fireplace will backfire when lit
If you feel your gas pressure is too low or gas
quality is bad, contact your local natural or
propane/LP gas supplier.
Fan Switch
(N.O.)
Blue
Blower
Motor
TECHNICAL
SERVICE
You may have further questions about installation, operation, or troubleshooting. If
so, contact DESA International’s Technical
Service Department at 1-800-DESA LOG
(1-800-337-2564).
You can also visit DESA International’s
technical service web site at
www.desatech.com.
Fireplace (Actual size of
firebox. Measurements do not 32 3/16" x 34 3/8" x 18 1/2" 32 3/16" x 34 3/8" x 18 1/2"
include nailing flanges or817 x 873 x 470mm817 x 873 x 470mm
stand-offs).
Carton34" x 40" x 21"34" x 40" x 21"
940 x 1016 x 533mm940 x 1016 x 533mm
Weight, lbs/kg
Fireplace123 lbs/56 kg123 lbs/56 kg
Shipping126 lbs/57 kg126 lbs/57 kg
106394
33
DVFH34, DVFH34P
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP)
ILLUSTRATED
PARTS
BREAKDOWN
DVFH34
DVFH34P
34-3
34-2
36
7
34-4
20
35
18
34-1
6
30
41
25
29
19
2
11 (Included in
33
6
24
47
40
32
26
27
31
16
Hardware Pack)
1
44
37
6
4
45
35
7
46
35
43
34
28
22
21
6
23
42
48
3
39
28
17
9
5
10
14
38
15
5
8
13
12
5
106394
OWNER’S MANUAL
PARTS LIST
This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions
listed under Replacement Parts on page 32 of this manual.
Purchase these fireplace accessories from
your local dealer. If they can not supply
these accessories, call DESA International’s
Sales Department at 1-800-432-2382 for
information. You can also write to the address listed on the back page of this manual.
CABINET MANTEL
GM101UC Series - Unfinished
GM106FC Series - Oak Finished
with Medium Stain
Shown with optional base and laminate
hearth and mantel trim accessories.
Dimensions (WxHxD): 56 3/4" x 48 3/4" x 22 3/4"
IMPORTANT: The above mantel model
numbers must end with the letter "C" to
fit this fireplace.
DUPLEX OUTLET KIT
GA3555 (Not Shown)
For recessed installation when accessory
blowers are used.
BRASS PERIMETER TRIM
KIT - GA6090 (Not Shown)
Optional three sided brass trim kit covers
unfinished edges around fireplace. Provides
a finished appearance with the class of brass.
BRASS LOUVER KIT
D6034 (Not Shown)
These louvers will give your fireplace an
elegant look and allows you to customize
your fireplace. They easily replace the standard black louvers by screwing into place.
DECORATIVE 2-PIECE
BRASS ACCENT TRIM
D5037 (Not Shown)
These strips have a magnetic backing which
makes installation and removal quick and
easy. They are designed to go at the top and
bottom of the glass door on DVFH units.
Note:
Remove the plastic film covering on
strips before installing on fireplace.
BRICK LINER
D8037A (Not Shown)
This brick liner adds a touch of style to your
direct-vent fireplace and comes with easy to
follow instructions for installation.
WALL MOUNTED
THERMOSTAT CONTROL KIT
GWMT1 (Not Shown)
MANUAL BLOWER KIT
GA3700
Manual-variable control blower accessory for
the DVFH Series fireplaces.
THERMOSTATICALLYCONTROLLED BLOWER KIT
DA3610TA
Provides better heat distribution. Blower
turns off and on automatically, as needed.
Complete installation and operation instructions included in this manual.
HARDWOOD HEARTH BASE
G3001U Series - Unfinished
G3006F Series - Oak Finished
with Medium Stain
The hearth base creates a handsome riser for
the fireplace (cannot be used with corner
mantel).
Dimensions (WxHxD): 58" x 6 1/2" x 28 9/16"
Allows easy wall access to the operation of
your fireplace. This will allow you thermostatic control with the convenience of a wall
switch.
ON/OFF WALL MOUNT
SWITCH - GWMS2
(Not Shown)
For all models. Allows the heater to be
manually turned on and off.
36
106394
ACCESSORIES
Continued
RECEIVER AND HAND-HELD
REMOTE CONTROL KIT
GHRC SERIES
For all models. Allows the heater to be
turned on and off conveniently.
WARMER
COOLER
TEMP
AUTO
ON
OFF
OWNER’S MANUAL
RECEIVER AND HAND-HELD
THERMOSTAT REMOTE
CONTROL KIT
GHRCT SERIES
Allows the fireplace to be operated in a
manually or thermostatically-controlled
mode. You can adjust your heat settings and
turn the heater on or off without leaving the
comfort of your easy chair.
Always specify model and serial numbers when communicating with the factory.
We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard written
warranty. We make no other warranty, expressed or implied.
LIMITED WARRANTY
DIRECT-VENT FIREPLACE
DESA International warrants this product to be free from defects in materials and components for two (2) years from the date of first
purchase, provided that the product has been properly installed, operated and maintained in accordance with all applicable instructions.
To make a claim under this warranty the Bill of Sale or cancelled check must be presented.
This warranty is extended only to the original retail purchaser. This warranty covers the cost of part(s) required to restore this heater
to proper operating condition and an allowance for labor when provided by a DESA Authorized Service Center. Warranty part(s) MUST
be obtained through authorized retailers of this product and/or DESA International who will provide original factory replacement parts.
Failure to use original factory replacement parts voids this warranty. The heater MUST be installed by a qualified installer in accordance
with all local codes and instructions furnished with the unit.
This warranty does not apply to parts that are not in original condition because of normal wear and tear, or parts that fail or become
damaged as a result of misuse, accidents, lack of proper maintenance or defects caused by improper installation. Travel, diagnostic cost,
labor, transportation and any and all such other costs related to repairing a defective heater will be the responsibility of the owner.
TO THE FULL EXTENT ALLOWED BY THE LAW OF THE JURISDICTION THAT GOVERNS THE SALE OF THE PRODUCT;
THIS EXPRESS WARRANTY EXCLUDES ANY AND ALL OTHER EXPRESSED WARRANTIES AND LIMITS THE DURATION OF ANY AND ALL IMPLIED WARRANTIES, INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE TO TWO (2) YEARS ON ALL COMPONENTS FROM THE DATE OF FIRST PURCHASE;
AND DESA INTERNATIONAL’S LIABILITY IS HEREBY LIMITED TO THE PURCHASE PRICE OF THE PRODUCT AND
DESA INTERNATIONAL SHALL NOT BE LIABLE FOR ANY OTHER DAMAGES WHATSOEVER INCLUDING INDIRECT,
INCIDENTAL OR CONSEQUENTIAL DAMAGES.
Some states do not allow a limitation on how long an implied warranty lasts or an exclusion or limitation of incidental or consequential
damages, so the above limitation on implied warranties, or exclusion or limitation on damages may not apply to you.
This warranty gives you specific legal rights, and you may also have other rights that vary from state to state.
For information about this warranty write:
INTERNATIONAL
2701 Industrial Drive
P.O. Box 90004
Bowling Green, KY 42102-9004
www.desatech.com
106394 01
NOT A UPC
106394-01
Rev. A
04/00
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