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
WHAT 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 your gas supplier from
your neighbours phone. Follow the gas
suppliers instructions.
This gas appliance should be installed by a qualified installer in
accordance with local building codes and with current CAN /CGAB149 (. 1 or .2) Installation codes for Gas Burning Appliances and
Equipment. or for U.S.A Installations follow local codes and/or the
current National Fuel Gas Code. ANSI Z223.1.
FOR SAFE INSTALLATION AND OPERATION OF YOUR
MAJESTIC DIRECT VENT FIREPLACE PLEASE NOTE
THE FOLLOWING:
1 . This fireplace gives off high temperatures and should
be located out of high traffic areas and away from
furniture and draperies.
2. Children and adults should be alerted to the hazards of
the high surface temperatures of this fireplace and
should stay away to avoid burns or ignition of clothing.
IMPORTANT:
PLEASE REVIEW THE FOLLOWING
CAREFULLY
It is normal for fireplaces fabricated of steel to give
off some expansion and/or contraction noises
during the start up or cool down cycle. Similar
noises are found with your furnace heat exchanger
or car engine.
It is not unusual for your
give off some odour the first time it is burned. This
is due to the curing of the paint and any undetected
oil from the manufacturing process.
Majestic
gas fireplace to
Please ensure that your room is well
ventilated - open all windows.
3. CAUTION: Due to high glass surface temperature
children should be carefully supervised when they
are in same room as your fireplace.
4. Under no circumstances should this fireplace be modified. Parts having to be removed for servicing should
be replaced prior to operating this fireplace again.
5. Installation and any repairs to this fireplace should be
carried out by a qualified service person. A professional service person should be contacted to inspect
this fireplace annually. Make it a practice to have all
of your gas fireplaces checked annually. More
frequent cleaning may be required due to excess
lint and dust from carpeting, bedding material, etc.
6. Control compartments, burners and air passages in this
fireplace should be kept clean and free of dust and lint.
Make sure that the gas valve and pilot light are turned
off before you attempt to clean this fireplace.
7. The venting system (chimney) of this fireplace should
be checked at least once a year and if needed your
venting system should be cleaned.
8. Keep the area around your fireplace clear of combustible materials, gasoline and other flammable vapour
and liquids. This fireplace should not be used as a
drying rack for clothing, nor should Christmas stockings or decorations be hung in the area of it.
9. Under no circumstances should any solid fuels (wood,
coal, paper or cardboard etc.) be used in this fireplace.
10.The flow of combustion and ventilation air must not be
obstructed in any way.
11.Whether the fireplace is installed directly on carpeting,
vinyl tile or any combustible material other than wood,
this fireplace must be installed on a metal or wood
panel extending the full width and depth of the fireplace.
12.This fireplace requires adequate ventilation and
combustion air to operate properly.
LOCATING YOUR
INSTA-FLAME
It is recommended that you burn your
fireplace for a least six (6) hours the first time you
use it. If optional fan kit has been installed, place
fan in the "OFF" position during this time.
LOCATING YOUR
MAJESTIC
Majestic
GAS FIREPLACE
GAS FIREPLACE
A) Wall Installation
B) Island Installation (through the wall or vertical)
Note (Fig. 1):
** Island (B) installation is possible as long as the horizontal
portion of the vent system (X) does not exceed 20 feet
(6100mm). See details in Venting Section.
The minimum clearance between all glass sides and any
parallel walls is 3 feet (914mm). A minimum clearance of 3"
(76mm) must be maintained from any wall adjacent to one
of the glass sides (Fig. 1).
Fig. 1
- 3 -
FIREPLACE DIMENSIONS
P
A38
B34
C34
1/2"
1/4"
3/4"
978mm
870mm
882mm
D21"533mm
E33"838mm
F17
1/4"
438mm
DVRS3
O
Q
A
C
E
D
B
F
M
N
C
A
G22"559mm
H24
1/2"
622mm
I29"737mm
J2
1/2"
63mm
K4"102mm
L3
1/4"
83mm
DVRSR DVRSL
O
D
B
F
G
B
J
L
O
BD
F
G
I
H
K
M3
3/4"
95mm
N2"50mm
FRAMING & FINISHING
O22"559mm
P38
Q34
3/4"
1/2"
984mm
876mm
MANTELS
Depending on the width of the mantel it may be installed
higher or lower from the top of the louvre opening. See
drawing and chart below for proper installation height of
your combustible mantel piece. Non-combustible mantels
may be installed at any height above the appliance opening.
When using paint or lacquer to finish the
mantel, such paint or lacquer must be
heat resistant to prevent discolouration.
Front & Side Glass 36" (914mm) to
parallel wall
Side Glass to adjacent wall 3" (76mm)
FRAMING AND FINISHING
1.Choose fireplace location.
2.Place fireplace into position and secure to floor with
1-1/2" screws, or nails. The holes to secure the
fireplace to the floor are located just behind the
access door grill on the left and right hand side of the
fireplace.
3.Frame in fireplace with a header across the top. It is
important to allow for finished face when setting the
depth of the frame.
4.Attach fireplace to frame using adjustable frame
drywall strips(located behind access door for
shipping). Preset depth to suit facing material
(adjustable to 1/2" , 5/8" or 3/4" depths). Fig. 3.
5.Screw through slotted holes in drywall strip and
then screw into pre-drilled holes on fireplace side.
Measure from face of fireplace to face of drywall
strip to determine final depth. (Fig. 3 & 4)
Non-combustible materials such as brick and tile can be
extended over the outer face of the unit
louvres or glass door)
.
(Do not cover
HEARTH
A hearth is not mandatory but it is recommended for
aesthetic purposes. We recommend a non-combustible
hearth which does not obstruct louvre opening.
Cold climate installation recommendation:
When installing this unit against a noninsulated exterior wall or chase, it is
mandatory that the outer walls be insulated
to conform to applicable insulation codes.
ADJUSTABLE DRYWALL STRIP, NAILING FLANGE
1/2", 5/8" AND 3/4" SPACING
DRYWALL
DEPTHS
Fig. 3
Fig. 4
The installation of your Majestic Fireplace
must conform with local codes, or in the
absence of local codes, with National Fuel
Gas Code, ANSI Z223.1 — latest edition, or
CAN 1 B1-149.1 and .2 Installation Code.
(EXCEPTION: Do not derate this appliance
for altitude. Maintain the manifold pressure
at 3.5 inches W.C. for Natural Gas and 10
inches W.C. for LP gas.)
DVRS3 / DVRSL / DVRSR
CERTIFIED TO
ANSI Z21.88-1998 / CSA 2.33 - M98
Vented Gas Fireplace Heaters
Do not use this fireplace if any part of it has
been under water. Immediately call a qualified
service technician to inspect the fireplace and
replace any part of the control which has been
under water.
- 5 -
This appliance may be installed in an aftermarket
permanently located, manufactured (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 appliance is not
convertible for use with other gases, unless an available certified kit is used.
GAS LINE INSTALLATION
When purging gas line one of the glass
sides must be removed.
The gas pipeline can be brought in through the rear right
side (see Fireplace Specifications) of the appliance as well
as the bottom. Knockouts are provided at convenient
locations to allow for the gas pipe installation and testing of
any gas connection. It is most convenient to bring the
gas line in from the rear right side, as this allows fan
installation or removal without disconnecting the gas
line.
The gas line connection can be made with
properly tinned 3/8" copper tubing, 3/8"
rigid pipe or an approved flex connector.
Since some municipalities have some
additional local codes, it is always best to
consult your local authority and the CAN/
CGA-B149 (1. or .2) Installation code or for
U.S.A Installations consult the current
National Fuel Gas Code, ANSI Z223.1
Always check for gas leaks with a mild
soap and water solution. Do not use anopen flamefor leak testing.
REMOTE SWITCH INSTALLATION
1. Thread wire through the electrical knockout located on
rear of fireplace. Do not cut wire or insulation on metal
edges. Ensure that wire is protected. Run the other
end to a conveniently located wall receptacle box.
2. Attach wire to switch and install switch into receptacle
box. Attach cover plate to switch.
3. Connect wiring to gas valve. (Fig. 6)
VALVE
TPTH
THERMOPILE
TP
TH
P
I
L
T
O
ON/OFF SWITCH OR
MILLIVOLT THERMOSTAT
ALTERNATE SWITCH LOCATION:
Remote switch can be installed on the front side of the
access door. Simply mount the switch to the switch bracket
provided. Screw the bracket on either side of the frame,
lining up the screws with the pre-punched holes. (Fig. 7)
Fig.6
The gas control is equipped with a captured screw type
pressure test point, therefore it is not necessary to provide
a 1/8" test point up stream of the control.
1/2" GAS SUPPLY
1/2" X 3/8" REDUCER
Typical gas supply installation
3/8" NIPPLE
3/8" X 3/8" SHUT OFF VALVE
3/8" NIPPLE
3/8" UNION
3/8" NIPPLE
Fig..5
When using copper or flex connector use only approved
fittings. When using black iron pipe always provide aunion so that gas line can be easily disconnected for
burner or fan servicing. See Fig. 5. See gas specification
for pressure details and ratings.
The fireplace valve must not be subjected to any test
pressures exceeding 1/2 psi. Isolate or disconnect this or
any other gas appliance control from the gas line when
pressure testing.
Fig. 7
DO NOT WIRE MILLIVOLT REMOTE WALL
SWITCH FOR GAS FIREPLACE TO A 120V
POWER SUPPLY.
FOR LIGHTING INSTRUCTIONS PLEASE
TURN TO PAGE 30.
- 6 -
GENERAL VENTING
Your fireplace is approved to be vented either through
the side wall, or vertical through the roof.
-Only Majestic venting components specifically
approved and labelled for this fireplace may be
used.
-Minimum clearances between vent pipes and
combustible materials is one (1") inch (25 mm),
except where stated otherwise.
-Venting terminals shall not be recessed into a wall
or siding.
-Horizontal venting must be installed on a level
plane without an inclining or declining slope.
There must not be any obstruction such as bushes, garden
sheds, fences, decks or utility buildings within 24" from the
front of the termination hood.
Do not locate termination hood where excessive snow or
ice build up may occur. Be sure to check vent termination
area after snow falls, and clear to prevent accidental
blockage of venting system. When using snow blowers,
make sure snow is not directed towards vent termination
area.
Location of Vent Termination
It is imperative that the vent termination be located observing the minimum clearances as shown on this page.
*Check with local codes or in absence of same with CAN/CGA
B149 (.1 or .2) Installation Codes (1991) for Canada or for U.S.A.
Installations follow the current National Fuel Gas Code, ANSI
Z223.1.
D
E
V
B
L
TERMINATION CAPAIR SUPPLY INLETGAS METERRESTRICTED AREA
V
C
Fixed
Fixed
Closed
Closed
Openable
F
V
B
V
Openable
B
X
V
A
A = clearance above grade, veranda, porch, deck, or
balcony [* 12 inches (305mm) minimum]
B = clearance to window or door that may be opened
C = clearance to permanently closed window [minimum
12 inches (305mm) recommended to prevent con-
densation on window]
D = vertical clearance to ventilated soffit located above
the termina/ within a horizontal distance of 24 inches
(610mm) from the centre-line of the terminal [18
inches (458mm) minimum]
E = clearance to unventilated soffit [12 inches (305mm)
minimum
F =clearance to outside comer see next page
G = clearance to inside comer see next page
H = * not to be installed above a meter/regulator assem-
bly within 36 inches (914mm) horizontally from the
centre-line of the regulator
Fixed
Closed
J
H
B
V
B
X
G
G
(TERMINATION PROHIBITED)
N
I
M
N
K
V
I =clearance to service regulator vent outlet [*72 inches
(1828mm) 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
(1828mm) 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" (610mm) above the highest point when it passes
through the roof surface, and any other obstruciton
within a horizontal distance of 18" (450mm).
G
V
G
X
V
A
†a 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 is fully open on a minimum 2 sides beneath the floor *
* as specified in CAN/CGA B149 (.1 or .2) Installation Codes (1991) for Canada or for U.S.A. Installations follow the
current National Fuel Gas Code, ANSI Z223.1.
Note: Local codes or regulations may require different clearances.
- 7 -
Termination Clearances
Termination clearances for buildings with combustible and noncombustible exteriors.
Inside Corner
A
V
Balcony with no side wall
G =
Combustible
24"(610mm)
Non-Combustible
18"(457mm)
A =
Combustible
6"(152mm)
Noncombustible
2"(50mm)
G
V
Outside Corner
B =
Combustible
6"(152mm)
V
Noncombustible
2"(50mm)
B
Balcony with perpendicular side wall
H
V
J
Combustible &
Non-Combustible
H = 24"(610mm)
J = 20"(508mm)
Recessed Location
D
C
C
E
V
C = Maximum depth of 48"
(1219mm) for recessed
location.
D = Minimum width for back wall
of a recessed location.
Combustible 38"(965mm)
Noncombustible 24"(610mm)
E = Clearance from corner in
recessed location.
Combustible 6"(152mm)
Noncombustible 2"(50mm)
Fig. 8
- 8 -
GENERAL INFORMATION ON ASSEMBLING
THE VENT PIPES WITH CRIMPED ENDS
Before joining elbows and pipes apply a bead of high
temperature sealant to crimped end of 4" and 7" elbow or
pipe. (Fig. 9)
Join pipes and secure joints with three (3) sheetmetal
screws. (See Fig. 9) Wipe off excess sealant.
BEAD LOCATION
1" FROM CRIMPED END OF PIPE
1''
REAR WALL INSTALLATIONS
STEP 1
Locate vent opening on wall. To locate hole centre consult
with appropriate fireplace specifications, page 4. Frame as
shown below.
Straight Out Thru the Wall Application
Screw Holes
Fig. 9
*IMPORTANT* Minimum clearance between vent pipes
and combustible materials is one (1") inch (25 mm) on
bottom, sides and top.
Only Majestic venting components
specifically approved and labelled for
this fireplace may be used.
REAR VENTING APPLICATIONS
Note: It is not necessary to seal the vent pipe joints
for any straight out the wall rear vent applications.
Note:
Maximum Vent Length .......................... 20" (508mm)- Fig. 10
Vent Starter Kit Model 7DVRVT must be
used in straight out the wall rear vent applications.
REAR OF
UNIT
Vent Opening —
Combustible Wall
(240mm)
3/8
"
9-
3/8
"
10(255mm)
(framing detail)
Vent Opening —
Noncombustible Wall
1/2
"
7(190mm)
Fig. 11
Combustible Walls. Cut a 10-3/8"H x 9-3/8"W (265mm
x 240mm) hole through the exterior wall and frame as
shown. Fig. 11.
20"
(508mm)
Fig. 10
Minimum clearance between vent pipes
and combustible materials is one (1")
inch (25 mm) on sides and bottom and
two (2") inch (50 mm) on top.
When vent termination exits through
foundation less than 20" (508mm) below
siding outcrop, the vent pipe must flush
up with the siding. A 7DVSS must also
be used.
Non-Combustible Walls: Hole opening must be 7.5"
(190mm) in diameter. To locate hole centre consult with
appropriate fireplace specifications, page 4.
STEP 2
Measure wall thickness and cut adjustable zero clearance
sleeve parts to proper length (MAXIMUM 12"/305mm).
Adjust sleeve to maximum (10-3/8 x 9-3/8). and attach to
firestop with #8 sheet metal screws (supplied). (Fig. 12)
Install firestop assembly.
- 9 -
#8
SCREWS(2)
ADJUSTABLE
ZERO CLEARANCE
SLEEVE
Fig. 12
#8
SCREWS(2)
ADJUSTABLE ZERO
CLEARANCE SLEEVE
Maximum Length
12" (294mm)
#8
SCREWS(2)
FIRESTOP
STEP 3
Measure from fireplace collar to face of outside wall (add 2"
for vent pipe overlap. Mark pipes and cut to length. It is very
important that the two pipes are flush with the outside wall
once the fireplace is in its final location. Fig. 13.
STEP 4
Slip 4" and 7" pipes onto respective flue collars. Make sure
to fix to the fireplace collar the 4" pipe with three (3) screws
before fixing the 7" pipe on the 7" collar. Both pipes must
be on a level plane. Fig. 13.
STEP 5
Guide the vent termination 4" collar into the 4" pipe then the
7" collar into the 7" pipe. Do not force the venting into
position. If the pipes do not line up with the termination
collars, disassemble pipes and reattach to the fireplace
collar. (Fig. 13)
STEP 6
Secure fireplace to floor through floor holes and adjustable
frame drywall strip (nailing flange) to frame. (See Framing
& Finishing Section)
VERTICAL SIDEWALL APPLICATIONS
Vent Starter Kit 7DVSK, plus Transition Elbow
7DVRT90 must be used in Vertical Sidewall
installations.
inside the 7" pipe coming off the 7DVRT90
transition elbow.
Since it is very important that the venting system
maintain its balance between the combustion air intake
and the flue gas exhaust, certain limitations as to vent
configurations apply and must be strictly adhered to.
The graph showing the relationship between vertical and
horizontal side wall venting will help to determine the
various vent lengths allowable. Fig. 19.
Minimum clearance between vent pipes and
combustible materials is one (1") inch (25
mm) on top, bottom and sides unless
otherwise noted.
When vent termination exits through
foundation less than 20" below siding outcrop,
the vent pipe must flush up with the siding. A
7DVSS must also be used.
It is always best to locate the fireplace in such a way that
minimizes the number of offsets and horizontal vent
length.
The horizontal vent run refers to the total
length of vent pipe from the flue collar of the
fireplace to the face of the outer wall.
Horizontal plane means no vertical rise
exists on this portion of the vent assembly.
For some installations, it may be desireable
to have some amount of the horizontal vent
run immediately after the fireplace. A vertical rise must be used but can be located
anywhere in the vent system, to meet the
perimeters identified in the venting graph.
The 4" pipe must be centred
Fig. 13
- 10 -
The maximum horizontal vent run is 20 feet (6100mm)
when the vertical vent rise is 7.5 feet (2286mm). Fig. 14
MAXIMUM
20ft.
7.5'
90"
(2286mm)
SIDE VIEW
(6100mm)
15ft.
(4572
mm)
Vertical Dimension
8ft. minimum when
horizontal run is
20 ft.
12"
(305
mm)
7DVT90
ELBOW
48"
(1220mm)
VENT
TERMINATION
Fig. 14
VERTICAL SIDEWALL APPLICATIONS
The maximum number of 90 degree elbows per side wall
installation is four (4), (includes 7DVRT90 off back of unit)
The maximum number of 45 degree elbows permitted per
side wall installation is two (2). These elbows can be
installed in either the vertical or horizontal run.
The maximum number of elbow degrees in a system is
270º. (This does not include transition elbow from rear
vent to vertical vent).
Sample:1-90º
2-45º
3-45º
4-90º
When one 90º elbow is installed directly onto another off
the back of the fireplace the maximum horizontal vent
length is 36" (914mm). Fig. 16.
SIDE VIEW
Fig. 15
Fig. 16
Total-270º
Fig. 15
For each 45 degree elbow installed in the
horizontal run (while maintaining a constant
horizontal plane), the length of the horizontal
run MUST be reduced by 18" (457mm). This
does not apply if the 45 degree elbows are
installed on the vertical part of the vent
system.
If a 90 degree elbow is used in the horizontal
vent run (level height maintained) the maximum horizontal vent length is reduced by 36
inches. Fig. 18. This does not apply if the 90
degree elbows are used to increase or redirect a vertical rise.
Example: According to the vent chart the maximum
horizontal vent length is 20 ft.when the vertical height is 8
ft. from fireplace base height. If one 90 degree elbow is
required in the horizontal vent it must be reduced to 17 ft.
120"
3048mm
90º elbow=3'
84"
2134mm
- 11 -
7'
90"
2286mm
Fig. 17
HOW TO USE THE VENT GRAPH
1. Determine the height of the centre of the horizontal
vent pipe exiting through the outer wall. Using this
dimension on the Sidewall Vent Graph (Fig. 18),
locate the point it intersects with the slanted graph
line.
2. From the point of this intersection, draw a vertical
line to the bottom of the graph.
3. Select the indicated dimension, and position the
fireplace in accordance with same.
EXAMPLE A:
If the vertical dimension from the floor of the unit is 11
feet (3352mm) the horizontal run to the face of the outer
wall must not exceed 14 feet (4267mm).
EXAMPLE B:
If the vertical dimension from the floor of the unit is 7 feet
(2133mm), the horizontal run to the face of the outer wall
must not exceed 8-1/2 feet (2590mm).
VERTICAL SIDEWALL VENTING GRAPH
(Dimensions in Feet)
VERTICAL SIDEWALL INSTALLATION
STEP 1
Locate vent opening on the wall. It may be necessary to first
position the fireplace and measure to obtain hole location.
Depending on whether the wall is combustible or noncombustible, cut opening to size. Fig. 19.
(For combustible walls first frame in opening).
VERTICAL SIDEWALL APPLICATION
Vent Opening —
Combustible Wall
(240mm)
3/8
"
9-
9-
3/8
"
(240mm)
(framing detail)
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
eg: B
eg: A
VERTICAL DIMENSION FROM THE FLOOR OF THE UNIT
TO THE CENTRE OF THE HORIZONTAL VENT PIPE
COMBUSTIBLE WALLS (Fig. 19): Cut a 9-3/8"H x 9-3/8"W (240
mm x 240 mm) hole through the exterior wall and frame as shown
NON-COMBUSTIBLE WALLS (Fig. 19): Hole opening must be
7.5" (190 mm) in diameter.
STEP 2
Fiig. 20. Measure wall thickness and cut adjustable zero
clearance sleeve parts to proper length (MAXIMUM 12"/
305mm). Adjust sleeve to minimum (9-3/8" x 9-3/8") and
attach to firestop with #8 sheet metal screws (supplied).
Install firestop assembly.
Vent Opening —
Noncombustible Wall
7-
1/2
"
(190mm)
Zero clearance sleeve is only required for
combustible walls.
(Fig. 21) Apply a bead of high temperature sealant to the
inner and outer flue collars of the fireplace and using
appropriate venting component(s) attach to fireplace with
three (3) screws. Follow with the installation of the inner
and outer elbow. Again secure joints with three (3) sheet
metal screws. Wipe off any excess high temperature
sealant.
STEP 5
(Fig. 23) Use the appropriate length of pipe section –
telescopic or fixed – and install. The 20" (508mm) section
of pipe which goes through the wall is packaged with the
7DVSK kit, and can be cut to suit if necessary.
Sealing vent pipe and firestop gaps with hitemperature sealant will restrict cold air being
drawn in around fireplace.
BEAD OF
SILICONE
Fig. 21
STEP 4
(Fig. 22) Measure the horizontal length requirement
including a 2" (50mm)overlap, i.e. from the elbow to the
outside wall finish plus 2" (or the distance required if
installing a second 90º elbow).
Always
install
horizontal
venting on
a level
plane.
Fig. 22
Fig. 23
STEP 6
(Fig. 24) Apply high temperature sealant to 4" and 7"
collars one inch away from crimped end. Guide the vent
termination 4" and 7" collars into their respective vent
pipes. Double check that the vent pipes overlap the collars
by 2" (50mm). Secure the termination to the wall with
screws provided and caulk around the wall plate to
weatherproof.
- 13 -
Fig. 24
BELOW GRADE INSTALLATIONS
When it is not possible to meet the required vent terminal
clearances of 12 inches (305mm) above grade level a
model 7DVSKS vent kit is required. It allows installation
depth of down to 7 inches (178mm) below grade level. The
7 inches is measured from the centre of the horizontal vent
pipe as it penetrates through the wall.
If venting system is installed below ground,
we recommend a window well with adequate
and proper drainage.
INSTALLATION
Ensure sidewall venting clearances are observed.
The maximum horizontal run with 24" (610mm)
vertical rise is 36" (914mm) from the back of the
fireplace to the face of the exterior wall. See
vent graph (Fig. 18) for extended horizontal run
if the vertical exceeds 24" (610mm).
1. Establish vent hole through the wall. See page 12
2. Remove soil to a depth of approximately 16"
(406mm) below base of snorkel. Install window well
(not supplied). Refill hole with 12" (305mm) of
coarse gravel leaving a clearance of approximately
4" (100mm)below snorkel. (Fig. 25)
3. Install vent system. See page 12, Steps 2 through
5.
4. Ensure a watertight seal is made around the vent
pipe coming through the wall.
5. Apply high temperature sealant caulking (supplied)
around the 4 and 7 inch 7DVSKS's snorkel collars.
6. Slide into vent pipe and secure to the wall.
7. Level the soil so as to maintain a 4"
(100mm)clearance below snorkel (Fig. 25).
STEP 7
Support the horizontal pipes every 36 inches (914mm) with
metal pipe straps. Make sure that the horizontal vent pipe
is installed on a level horizontal plane.
STEP 8
Recheck the fireplace to make sure that it is levelled,
properly positioned, and nailed or screwed to the floor.
If applied, the fireplaces adjustable frame drywall strips
(nailing flanges) should be fastened. See "Framing &
Finishing.
A MINIMUM OF 24" (610mm)
VERTICAL PIPE MUST BE
INSTALLED WHEN USING
THE 7DVSKS KIT
DO NOT BACK FILL AROUND SNORKEL.
SOIL SHOULD NOT BE LESS THAN 4"
(100mm) BELOW SNORKEL.
- 14 -
7DVSKS
(SNORKEL)
GROUND LEVEL
4" (100mm) MIN. CLEARANCE
DRAIN
WINDOW
WELL
Fig. 25
FOUNDATION
RECESS
WATERTIGHT
SEAL
AROUND
PIPE
SNORKEL
WALL
SCREWS
e) The maximum number of elbow degrees in
system is 270º (this does not include transition
elbow from rear vent to vertical vent).
SHEET METAL
SCREWS
Fig. 26
If the foundation is recessed, use recess brackets (not
supplied) for securing lower portion of the snorkel. Fasten
brackets to wall first and then secure to snorkel with self
drilling #8 x 1/2 sheet metal screws. It will be necessary to
extend vent pipes out as far protruding wall face (Fig. 26).
VERTICAL THROUGH THE
ROOF APPLICATIONS
MAXIMUM
10 FT. (3408mm)
MINIMUM 8 FT.
MAXIMUM 40 FT.
VERTICAL RISE
PIPE STRAPS
EVERY 3 FT. (914mm)
Fig. 28
Fig. 27
This Gas Fireplace has been approved for,
a) Vertical installations up to 40 feet (12 metres) in height.
Up to a 10 ft.(3048mm) horizontal vent run can be
installed within the vent system using a maximum of
three 90º elbows.
b) Up to two 45º elbows may be used within the horizontal
run. For each 45º elbow used on the horizontal level
the maximum horizontal length must be reduced by 18
inches (457mm).
Example: Maximum horizontal length
0- 45º elbows 10 ft. (3048mm)
1- 45º elbows 8.5 ft. (2590mm)
2- 45º elbows 7 ft. (2133mm)
c) A minimum of an 8 ft. vertical rise.
d) Two sets of 45 degree elbow offsets within these
vertical installations. From 0 to a maximum of 8 ft.
(2438mm) a vent pipe can be used between elbows.
(Fig. 30)
Sample:1-90º
2-45º
3-45º
4-45º
5-90º
Total-270º
f)7DVCS must be used to support offsets. (Fig. 30).
This application will require that you first determine the roof
pitch and use the appropriate 7DVSKV (A,B or F). (see
Venting Components, page 17)
- 15 -
SIDE VIEW
MAX. 8 Ft.
(2438mm)
MAX. 8 Ft.
(2438mm)
40 FEET
(12.2m)
8 FEET
(2.44m)
Fig. 29
MAX.
MIN.
TYPICAL 7DVCS
APPLICATION
Fig. 30
TYPICAL ROOF
SUPPORT
APPLICATION
Fig. 31
VERTICAL THRU THE ROOF INSTALLATION
1. Locate your fireplace.
2. Plumb to centre of the (4") 90º transition elbow
(7DVRT90) from ceiling above and mark position.
3. Cut opening equal to 9-3/8" x 9-3/8" (240 mm x 240
mm).
4. Proceed to plumb for additional openings through the
roof. In all cases, the opening must provide a minimum
of 1 inch clearance to the vent pipe, i.e., the hole must
be a minimum of 9-3/8" x 9-3/8" (240 mm x 240 mm).
5. Place firestop(s) 7DVFS into position and secure. (Fig.
33)
6. Install roof support (Fig. 31) and roof flashing making
sure upper flange of flashing is below the shingles.
(Fig. 34)
7. Install appropriate pipe sections until above the flashing. (See Fig. 34 for #'s 7, 8 and 9).
8. Install storm collar and seal around the pipe. (Fig. 34)
9. Add additional vent lengths for proper height. (Fig. 34)
10. Apply high temperature sealant to 4" and 7" collars of
vent termination and install.
VENT TERMINATION
ROOF
ATTIC INSULATION
MAX.
40 FEET
(12.2m)
MIN.
8 FEET
(2.44m)
24" Min.
(610mm)
JOISTS
ATTIC INSULATION
SHIELD
TYPICAL STRAIGHT-UP INSTALLATION
STORM COLLAR
ROOF FLASHING
ROOF SUPPORT
CEILING JOISTS
Fig. 32
Attic
Insulation
Shield
Ceiling
Installation
11"
11"
11"
11"
JOIST
UPPER FLOOR
JOIST
FIRESTOP
SPACER
NAILS (4)
Fig. 33
Fig. 33. If there is a room above ceiling level,
firestop spacer must be installed on both the
bottom and the top side of the ceiling joists. If an
attic is above ceiling level a 7DVAIS (Attic
Insulation Shield) must be installed.
Fig. 34. The enlarged ends of the vent section
always face downward.
Clearance above a roof shall extend a minimum of 24" (610mm) above the highest point
when it passes through the roof surface, and
any other obstruciton within a horizontal
distance of 18" (450mm).
for 7DVSKV-A order 1/12 to 6/12 roof pitch
for 7DVSKV-B order 7/12 to 12/12 roof pitch
for 7DVSKV-F order flat roof
Starter Kit - Model 7DVSKS -Snorkel Kit
for Below Grade Installation
45º elbow kit
7DVT45 for Vertical Installation Offsets
90º transition elbow kit
7DVRT90 for Vertical Sidewall Applications
or thru-the-roof.
Telescopic vent sections
7DVP610- 6" to 10" adjustable length
7DVP1018 -10" to 18" adjustable length
7DVP1834 -18" to 34" adjustable length
7DVP3466 -34" to 66" adjustable length
Pipe sections for vertical or horizontal venting
Model 7DVP8"-4 per box
Model 7DVP12"-4 per box
Model 7DVP24"-4 per box
Model 7DVP36"
Model 7DVP48"
Firestop Spacer
Model 7DVFS
Attic Insulation Shield
Model 7DVAIS
Vertical/Horizontal Combination Offset Support
Model 7DVCS
7DVSS Siding Shield (to protect siding)
- 17 -
GENERAL INFORMATION ON ASSEMBLING
THE TWIST LOCK VENT PIPES
When using CFM Majestic twist lock pipe it is not necessary to use silicone to seal the twist lock joints. The only
areas that need silicone are the collars on the fireplace,
the telescoping pipe (if used) and the horizontal termination connection (when necessary).
To join the pipes together, simply align the beads of the
male end with the grooves of the female end and while
joining the two together, twist the pipe until the flange on
the female end touches the external bead on the male
end. Secure the joints with three sheet metal screws.
To make easier to assembly, we suggest putting lubricant (vaseline or similar) on the male end of the twist
lock pipe.
TWIST LOCK PIPE JOINT
Screw Holes
Crimped pipe and new twist lock pipe.
REAR VENTING APPLICATIONS
Note: It is not necessary to seal the vent pipe joints
for any rear vent applications.
Minimum clearances between vent pipe and combustible materials are as follows:
Maximum Vent Length .........................................20" - Fig. 35
Maximum Number of Elbows .............. One 45" Elbow - Fig.36
Vent Starter Kit Model 7TDVRVT must be
.............................20" - With 45 Elbow
Fig. 35
20" (508mm)
It is possible to use CFM Majestic 4" & 7" direct vent
crimped pipe and elbows in your system, with the new
CFM Majestic 4" & 7" Direct Vent Twist Lock Pipe.
You must use the crimped pipe first in the system off
the appliance.
1. Install expanded end of crimped pipe or elbow onto
the 4" & 7" collars off the fireplace with high temperature sealant and 3 screws.
2. If you wish to continue your system with your 4" & 7"
crimped pipe or elbow apply high temperature
sealant on crimped end of pipe at 2" in from end and
fasten the next pipe with 3 sheet metal screws.
3. When you wish to continue your system with the
New Twist Lock pipe or elbow, apply high temperature sealant on crimped end of pipe at 1-1/2" from
end, and slip the female end of the twist lock pipe
over the crimped end of the pipe and secure with 3
sheet metal screws. Continue the installation with
twist lock pipe placing the female end over the male
end and fastening with 3 sheet metal screws.
You do not have to use high temperature sealant
when using twist lock pipe between the female and
male ends of the twist lock.
Minimum clearance between vent pipes and
combustible materials in one (1") inch (25 mm)
on sides and bottom and two (2") inch (50 mm)
on top.
STEP 1
Locate vent opening on wall.
STEP 4
If the fireplace has crimped ends on the inner and outer flue
collars, apply a bead of high temperature sealant and using
the appropriate venting component(s) attach to the fireplace with three (3) screws. If the fireplace has no crimps
on the end of the flue collars, the use of high temperature
sealant is not necessary just secure the component with
three (3) screws. Both pipes must be on a level plane. Fig.
40.
Vent Opening —
Combustible Wall
(240mm)
3/8
"
9-
3/8
"
10(254mm)
(framing detail)
Vent Opening —
Noncombustible Wall
1/2
"
7(190mm)
Combustible Walls. Cut a 10-3/8"H x 9-3/8"W (265mm
x 240mm) hole through the exterior wall and frame as
shown. Fig. 37.
Non-Combustible Walls: Hole opening must be 7.5"
(190mm) in diameter. To locate hole centre consult with
appropriate fireplace specifications, page 4.
STEP 2
Measure wall thickness and cut adjustable zero clearance
sleeve parts to proper length (MAXIMUM 12"). Adjust
sleeve to maximum (10-3/8 x 9-3/8). and attach to firestop
with #8 sheet metal screws (supplied). (Fig. 38) Install
firestop assembly.
Maximum Length
12" (294mm)
#8
SCREWS(2)
#8
SCREWS(2)
Fig. 37
#8
SCREWS(2)
ADJUSTABLE
ZERO CLEARANCE
SLEEVE
ZERO
CLEARANCE
SLEEVE
FIRESTOP
TYPICAL VIEW OF CORNER INSTALLATION
Fig. 39
STEP 5
Guide the vent termination 4" collar into the 4" pipe then the
7" collar into the 7" pipe. Do not force the venting into
position. If the pipes do not line up with the termination
collars, disassemble elbows or pipes and reattach to the
fireplace collar. (Fig. 40)
STEP 6
Recheck the fireplace to make sure that it is levelled,
properly positioned, and nailed or screwed to the floor.
If applied, the fireplaces adjustable frame drywall strips
(nailing flanges) should be fastened. See "Framing &
Finishing.
FINISHED
WALL
VENT
TERMINATION
Fig. 38
ADJUSTABLE ZERO
CLEARANCE SLEEVE
FIRESTOP
STEP 3
Measure from fireplace collar or elbow face to face of
outside wall (add 1-1/2" for vent pipe overlap). Mark pipes
and cut to length. It is very important that the two pipes are
flush with the outside wall once the fireplace is in its final
location.
Fig. 40
- 19 -
VERTICAL SIDEWALL INSTALLATIONS
,
,
,
VERTICAL SIDEWALL APPLICATIONS
Since it is very important that the venting system
maintain its balance between the combustion air intake
and the flue gas exhaust, certain limitations as to vent
configurations apply and must be strictly adhered to.
The graph showing the relationship between vertical and
horizontal side wall venting will help to determine the
various vent lengths allowable. Fig. 45.
Minimum clearance between vent pipes and
combustible materials is one (1") inch (25
mm) on top, bottom and sides unless
otherwise noted.
When vent termination exits through
foundation less than 20" below siding outcrop,
the vent pipe must flush up with the siding. A
7DVSS must also be used.
It is always best to locate the fireplace in such a way that
minimizes the number of offsets and horizontal vent
length.
The horizontal vent run refers to the total
length of vent pipe from the flue collar of the
fireplace to the face of the outer wall.
The maximum number of 90 degree elbows per side wall
installation is four (4), (includes 7TDVRT90 off back of unit)
The maximum number of 45 degree elbows permitted per
side wall installation is two (2). These elbows can be
installed in either the vertical or horizontal run.
When one 90o elbow is installed directly onto another off
the back of the fireplace the maximum horizontal vent
length is 36" (914mm). Fig. 42.
MAXIMUM
3' (914mm)
7TDVRT90
ELBOW
SIDE VIEW
Fig. 42
Horizontal plane means no vertical rise
exists on this portion of the vent assembly.
For some installations, it may be desirable to
have some amount of the horizontal vent run
immediately after the fireplace. A vertical
rise must be used but can be located anywhere in the vent system, to meet the perimeters identified in the venting graph.
The maximum horizontal vent run is 20 feet (6100mm)
when the vertical vent rise is 7.5 feet (2286mm). Fig. 41
MAXIMUM
15 ft.
(4572mm)
20 ft. (6100mm)
(305mm)
12"
48"
(1220mm)
For each 45 degree elbow installed in the
horizontal run (while maintaining a constant
horizontal plane), the length of the horizontal
run MUST be reduced by 18" (457mm). This
does not apply if the 45 degree elbows are
installed on the vertical part of the vent
system.
If a 90 degree elbow is used in the horizontal
vent run (level height maintained) the maximum horizontal vent length is reduced by 36
inches. Fig. 43. This does not apply if the 90
degree elbows are used to increase or redirect a vertical rise.
Example: According to the vent chart the maximum
horizontal vent length is 20 ft.when the vertical height is 7.5
ft. from fireplace base height. If one 90 degree elbow is
required in the horizontal vent it must be reduced to 17 ft.
7.5 ft. MINIMUM
WHEN HORIZONTAL
90" (2286mm)
VERTICAL
DIMENSION
RUN IS 20 ft.
SIDE VIEW
7TDVRT90
ELBOW
Fig. 41
- 20 -
84"
2134mm
120"
3048mm
o
elbow=3'
90
90"
2286mm
Fig. 43
The maximum number of elbow degrees in a system is
270 o. (This does not include transition elbow from rear
INSERT
vent to vertical vent.) Fig. 44
Sample:1-90
2-45
3-45
4-90
o
o
o
o
HOW TO USE THE VENT GRAPH
1. Determine the height of the centre of the horizontal
vent pipe exiting through the outer wall. Using this
dimension on the Sidewall Vent Graph (Fig. 45),
locate the point it intersects with the slanted graph
line.
2. From the point of this intersection, draw a vertical
line to the bottom of the graph.
3. Select the indicated dimension, and position the
fireplace in accordance with same. (See examples
Fig. 43).
EXAMPLE A:
If the vertical dimension from the floor of the unit is 11
feet (335cm) the horizontal run to the face of the outer
wall must not exceed 14 feet (427cm).
EXAMPLE B:
If the vertical dimension from the floor of the unit is 7 feet
(214cm), the horizontal run to the face of the outer wall
must not exceed 8-1/2 feet (259cm).
*IMPORTANT* Minimum clearance between vent pipes
and combustible materials is one (1") inch (25 mm) on
bottom, sides and top.
Vent Starter Kit 7TDVSK, plus Transition
Elbow 7TDVRT90 must be used in
Vertical Sidewall installations.
The 4"
pipe must be centred inside the 7" pipe
coming off the 7TDVRT90 transition
elbow.
STEP 1
Locate vent opening on the wall. It may be necessary to first
position the fireplace and measure to obtain hole location.
Depending on whether the wall is combustible or noncombustible, cut opening to size. Fig. 46 or 47.
(For combustible walls first frame in opening. Fig. 47).
Vent Opening —
Combustible Wall
(240mm)
3/8
"
9-
STEP 2
Fig. 49. Measure wall thickness and cut adjustable zero
clearance sleeve parts to proper length (MAXIMUM 12").
Adjust sleeve to minimum (9-3/8" x 9-3/8") and attach to
firestop with #8 sheet metal screws (supplied). Install
STEP 2
firestop assembly.
Zero clearance sleeve is only required for
combustible walls.
Fig. 49
#8
SCREWS(2)
Maximum Length
12" (294mm)
ADJUSTABLE ZERO
CLEARANCE SLEEVE
#8
SCREWS(2)
FIRESTOP
#8
SCREWS(2)
ADJUSTABLE
ZERO CLEARANCE
SLEEVE
FIRESTOP
STEP 3
(Fig. 50) Apply a bead of high temperature sealant to the
inner and outer flue collars of the fireplace and using
appropriate venting component(s) attach to fireplace with
three (3) screws. Follow with the installation of the inner
and outer elbow. Again secure joints with three (3) sheet
metal screws. Wipe off any excess high temperature
sealant.
9-
3/8
"
(240mm)
Fig. 46
(framing detail)
Fig. 47
Vent Opening —
Noncombustible Wall
7-
1/2
"
(190mm)
Fig. 48
COMBUSTIBLE WALLS (Fig. 46): Cut a 9-3/8"H x 9-3/8"W (240
mm x 240 mm) hole through the exterior wall and frame as shown
NON-COMBUSTIBLE WALLS (Fig. 48): Hole opening must be
7.5" (190 mm) in diameter.
ENSURE PIPES
ARE CONCENTRIC
X
7TDVRT90
BEAD OF
SEALANT
(IF NECESSARY)
Fig. 50
STEP 4
(Fig. 51) Measure the horizontal length requirement plus
1-1/2" overlap, i.e. from the elbow to the outside wall finish
plus 1-1/2" (or the distance required if installing a second
90º elbow).
X
Always
install
horizontal
venting
on a
Fig. 51
level
plane.
- 22 -
STEP 5
,
,
(Fig. 52) Use the appropriate length
of pipe section – telescopic or fixed
– and install. The 20" section of
pipe which goes through the wall is
packaged with the 7TDVSK kit, and
can be cut to suit if necessary.
Sealing vent pipe and
firestop gaps with high
temperature sealant will
restrict cold air being
drawn in around fireplace.
Fig. 52
X
BELOW GRADE INSTALLATIONS
When it is not possible to meet the required vent terminal clearances of 12 inches (305mm) above grade level
a model 7TDVSKS vent kit is recommended. It allows
installation depth of down to 7 inches (178mm) below
grade level. The 7 inches is measured from the centre
of the horizontal vent pipe as it penetrates through the
wall.
If venting system is installed below ground,
we recommend a window well with adequate
and proper drainage.
STEP 6
(Fig. 53) Apply high temperature sealant to 4" and 7"
collars one inch away from crimped end. Guide the vent
terminations 4" and 7" collars into their respective vent
pipes. Double check that the vent pipes overlap the collars
by 2". Secure the termination to the wall with screws
provided and caulk around the wall plate to weatherproof.
X
Fig. 53
X
INSTALLATION
Ensure sidewall venting clearances are observed.
The maximum horizontal run with 24" vertical
rise is 36" (915mm) from the back of the
fireplace to the face of the exterior wall. See
vent graph (Fig. 45) for extended horizontal
run if the vertical exceeds 24".
1. Establish vent hole through the wall. See page 22
2. Remove soil to a depth of approximately 16" below
base of snorkel. Install window well (not supplied).
Refill hole with 12" of coarse gravel leaving a clearance of approximately 4" below snorkel. (Fig. 54)
3. Install vent system. See page 22, Steps 2 through
5.
4. Ensure a watertight seal is made around the vent
pipe coming through the wall.
5. Apply high temperature sealant caulking (supplied)
around the 4 and 7 inch 7TDVSKS's snorkel collars.
6. Slide into vent pipe and secure to the wall.
7. Level the soil so as to maintain a 4" clearance below
snorkel (Fig. 54).
STEP 7
Support the horizontal pipes every three (3) feet (92 cm)
with metal pipe straps. Make sure that the horizontal vent
pipe is installed on a level horizontal plane.
STEP 8
Recheck the fireplace to make sure that it is levelled,
properly positioned, and nailed or screwed to the floor.
If applied, the fireplaces adjustable frame drywall strips
(nailing flanges) should be fastened. See "Framing &
Finishing" section.
- 23 -
ZERO CLEARANCE
SLEEVE IF REQUIRED
FIRESTOP
7TDVRT90
A MINIMUM OF 24"
(608MM) VERTICAL
PIPE MUST BE
INSTALLED WHEN
USING THE 7TDVSKS
KIT.
7TDVRT90
7TDVSKS
SCREWS
FOUNDATION WALL
*
A minimum of 24"/608mm
vertical pipe must be installed
when using the 7TDVSKS kit.
(SNORKEL)
MINIMUM
4" CLEARANCE
GROUND
WINDOW WELL
GRAVEL
DRAIN
Fig. 54
DO NOT BACK FILL AROUND SNORKEL.
SOIL SHOULD NOT BE LESS THAN 4"
BELOW SNORKEL.
FOUNDATION
RECESS
WATERTIGHT
SEAL
AROUND
PIPE
SNORKEL
WALL
SCREWS
SHEET METAL
SCREWS
Fig. 55
If the foundation is recessed, use recess brackets (not
supplied) for securing lower portion of the snorkel. Fasten
brackets to wall first and then secure to snorkel with self
drilling #8 x 1/2 sheet metal screws. It will be necessary to
extend vent pipes out as far protruding wall face (Fig. 55).
VERTICAL THROUGH THE
ROOF APPLICATIONS
c) A minimum of an 8 ft. vertical rise.
d) Two sets of 45 degree elbow offsets within these
vertical installations. From 0 to a maximum of 8 ft. a
vent pipe can be used between elbows. (Fig. 57)
e) 7DVCS must be used to support offsets. (Fig. 58)
This application will require that you first determine the roof
pitch and use the appropriate 7TDVSKV (A,B or F). (see
Venting Components, page 26)
Fig. 57
MAX. 8 Ft.
(2438mm)
MAX. 8 Ft.
(2438mm)
MAX.
40 FEET
(12.2m)
MIN.
8 FEET
(2.44m)
TYPICAL 7DVCS
APPLICATION
Fig. 58
MAXIMUM
10 FT
(3048mm)
MINIMUM
8 FT./
MAXIMUM
40 FT.
VERTICAL
RISE
PIPE STRAPS
EVERY 3'
(914mm)
Fig. 56
This Gas Fireplace has been approved for,
a) Vertical installations up to 40 feet (12 metres) in height.
Up to a 10 ft. horizontal vent run can be installed within
the vent system using a maximum of three 90o elbows.
b) Up to two 45o elbows may be used within the horizontal
run. For each 45o elbow used on the horizontal level
the maximum horizontal length must be reduced by 18
inches.
Example: Maximum horizontal length
0- 45o elbows10 ft.
1- 45o elbows8.5 ft.
2- 45o elbows7 ft.
Fig. 59
SIDE VIEW
ROOF
ATTIC INSULATION
MAX.
40 FEET
(12.2m)
MIN.
8 FEET
(2.44m)
VENT TERMINATION
24" Min.
(610mm)
JOISTS
ATTIC INSULATION
SHIELD
TYPICAL ROOF
SUPPORT
APPLICATION
STORM COLLAR
ROOF FLASHING
ROOF SUPPORT
CEILING JOISTS
Fig. 60
TYPICAL STRAIGHT-UP INSTALLATION
The minimum height of the vent above the highest
point of penetration throught the roof is 2 feet. See
Fig. 60.
- 24 -
VERTICAL THROUGH THE ROOF INSTALLATION
1. Locate your fireplace.
2. Plumb to centre of the (4") 90o transition elbow
(7TDVRT90) from ceiling above and mark position.
3. Cut opening equal to 9-3/8" x 9-3/8" (240 mm x 240
mm).
4. Proceed to plumb for additional openings through the
roof. In all cases, the opening must provide a minimum
of 1 inch clearance to the vent pipe, i.e., the hole must
be at least 9-3/8" x 9-3/8" (240 mm x 240 mm).
5. Place fireplace into position and secure to floor.
6. Place firestop(s) 7DVFS into position and secure. (Fig.
61)
7. Install roof support (Fig. 36) and roof flashing making
sure upper flange of flashing is below the shingles.
(Fig. 62)
8. Install appropriate pipe sections until above the flashing. (See Fig. 59 for #'s 7, 8 and 9).
9. Install storm collar and seal around the pipe.
10. Add additional vent lengths for proper height. (Fig. 62)
Attic
Insulation
Shield
11"
11"
JOIST
Fig. 62
Fig. 61
Ceiling
Installation
11"
11"
UPPER FLOOR
JOIST
FIRESTOP
SPACER
NAILS (4)
Fig. 61 If there is a room above ceiling level,
firestop spacer must be installed on both the
bottom and the top side of the ceiling joists. If an
attic is above ceiling level a 7DVAIS (Attic
Insulation Shield) must be installed.
for 7TDVSKV-A order 1/12 to 6/12 roof pitch
for 7TDVSKV-B order 7/12 to 12/12 roof pitch
for 7TDVSKV-F order flat roof
Starter Kit - Model 7TDVSKS -Snorkel Kit
for Below Grade Installation
45o elbow kit
7TDV45 for Vertical/Horizontal Offsets
90o transition elbow kit
7TDVRT90 for Vertical Sidewall Applications
or thru-the-roof.
Telescopic vent sections
7TDVP1218-12" to 18" adjustable length
7TDVP3566-35" to 64" adjustable length
Pipe sections for vertical or horizontal venting
Model 7TDVP8
Model 7TDVP12
Model 7TDVP24
Model 7TDVP36
Model 7TDVP48
Firestop Spacer
Model 7DVFS
Attic Insulation Shield
Model 7DVAIS
Vertical/Horizontal Combination Offset Support
Model 7DVCS
7DVSS Siding Shield (to protect siding)
- 26 -
OPERATING INSTRUCTIONS
GENERAL GLASS INFORMATION
Only glass approved for use in Majestic
products may be used for replacement.
1 . The use of subsitute glass will void all product warranties.
2. Care must be taken to avoid breakage of the glass.
3. Under no circumstances should this appliance be
operated without the glass front or with a broken glass
front. Replacement of the glass (with gasket) as
supplied by the manufacturer should be done by a
licenced qualified service person.
LOUVRE REMOVAL
(Fig. 63) To remove top louvre pull louvre up and then
lift out.
2.
GLASS
PANEL
LOUVRE
Fig. 63
1.
SIDE GLASS REMOVAL
1. Shut off gas.
2. Let the fireplace cool if it has been operating.
3. Remove side top louvre. (See Louvre Removal)
4. Open the side lower louvre assembly.
5. Release the two clamps at the bottom of the window
frame by pulling down on the clamp handles.
6. Lift off the glass frame as shown.
7. To reinstall glass follow the above procedure in
reverse. (Fig. 64)
GLASS
CLAMPS
WINDOW
FRAME
FRAME
FIREPLACE
FRONT
PULL
CLAMP HOOK
PUSH
CLAMP HANDLE
WINDOW
FRAME
Fig. 64
FRONT GLASS REMOVAL
ONLY FOR SERVICE - TO CLEAN THE
GLASS THERE IS NO NEED TO REMOVE IT.
1Shut off gas.
2. Let the fireplace cool if it has been operating.
3. Remove side glass (See Side Glass Removal).
4. Remove logs
5. Remove bottom refractory.
(CAUTION - LOGS AND REFRACTORY COULD BE HOT).
6. Remove plate cover.
7. Remove grate assembly.
8. Remove two burner assemblies and log support.
9. Remove front upper and lower window brass by
pulling off frame.
10. Undo 10/24 nuts located on side trim mounting
frame. Remove trim frame.
11. Push from front side of glass bottom into fireplace
while holding glass from inside fireplace till screw
studs are out of trim frame.
12. Lift out glass front.
13. To reinstall glass follow the above procedure in
reverse. (Fig. 65)
- 27 -
Fig. 65
GLASS CLEANING
SIDE
REFRACTORY
REAR
REFRACTORY
BOTTOM END
REFRACTORY
BOTTOM SIDE
REFRACTORY
BOTTOM
REFRACTORY
MANIFOLD SIDE
DVRSL/DVRSR Fig. 67
It will be necessary to clean the glass periodically. During
start-up condensation, which is normal, forms on the inside
of the glass and causes lint, dust and other airborne
particles to cling to the glass surface. Also initial paint
curing may deposit a slight film on the glass. It is therefore
recommended that the glass be cleaned two or three times
with a non-ammonia household cleaner and warm water
(we recommend gas fireplace glass cleaner). After that the
glass should be cleaned two or three times during each
heating season depending on the circustances present.
Clean glass after first two weeks of
operation.
CERAMIC REFRACTORY INSTALLATION
DVRS3 (Fig. 66)
Rear refractory is already installed
from factory.
1 . Unpack ceramic refractory from its carton. HANDLE
REFRACTORY CAREFULLY.
2. Place bottom refractory manifold side onto fireplace
floor and slide under rear refractory.
3. Place bottom sides onto fireplace floor.
4. Place bottom end refractory onto fireplace floor.
Rear and side refractory are already
installed from factory.
1 . Unpack ceramic refractory from its carton. HANDLE
REFRACTORY CAREFULLY.
2. Place bottom rear refractory manifold side onto fireplace floor and slide under rear refractory.
3. Place bottom side refractory onto fireplace floor.
4. Place bottom end refractory onto fireplace floor.
BOTTOM SIDE
REFRACTORY
BOTTOM END
REFRACTORY
BOTTOM
REFRACTORY
MANIFOLD SIDE
Fig. 67
REAR
REFRACTORY
BOTTOM SIDE
REFRACTORY
Fig. 66
- 28 -
INSTALLATION OF LOGS
Left and right side are defined using the
manifold as reference. Facing the
manifold,the left side is on your left and the
right side is on your right.
1 . Remove left and right side glass. (See "Glass Re-
moval" section)
2. Remove logs from packaging.
As with all plastic - these are not toys and
should be kept away from children and
infants.
3. Place main log manifold side (B18).
4. Place main log (B19).
5. Place left log manifold side (B20).
6. Place left log (B21).
7. Place right log manifold side (B22).
8. Place right log (B23).
9. Place crossover log (B24).
10. Place ember material on top of burners.
Top logs must be placed properly onto
notches
RIGHT SIDE VIEW
Fig. 70
LAVA ROCK
The lava rock provided with this fireplace must be
placed on the firebox base on either side of the burner
assembly.
Under no circumstances should
this lava rock be placed on any
part of the burner assembly.
B24
B23
LEFT SIDE VIEW
B21
B19
B22
B20
B18
Fig. 68
Fig. 69
EMBER MATERIAL PLACEMENT
Separate the ember material into small pieces, roughly
1/2" in diameter and place onto the burner in front of the
front logs. Do NOT pack down, leave in fluffy, loose
conditionfor most realistic ember effect.
- 29 -
LIGHTING AND OPERATING INSTRUCTIONS
L
FOR FIREPLACES EQUIPPED WITH SIT 820 MILLIVOLT GAS VALVE
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 fireplace has a pilot which must be lit manually.
When lighting the pilot follow these instructions exactly.
B.BEFORE LIGHTING smell all around the fireplace area for
gas. Be sure to smell next to the floor because some gas
is heavier than air and will settle on the floor.
WHAT TO DO IF YOU SMELL GAS
•Do not try to light any fireplace.
•Do not touch any electric 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
LIGHTING INSTRUCTIONS
1.STOP! Read the safety information above on this
label
2.Turn the On/Off switch to Off position or set the
thermostat to lowest setting.
3.Turn off all electric power to the fireplace.
4.Open control access panel.
5.Remove glass door before lighting pilot. (See Glass
Door Removal).
6.Push in gas control knob slightly and turn clockwise
to "OFF".
7.Wait fifteen (15) 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
above on this label. If you don't smell gas, go to
the next step.
C.Use only your hand to push in or turn the gas control
knob. Never use tools. If the knob will not push in or turn
by hand, do not try to repair it, call a qualified service
technician. Force or attempted repair may result in a fire
or explosion.
D. Do not use this fireplace if any part has been under water.
Immediately call a qualified service technician to inspect
the fireplace and to replace any part of the control system
and any gas control which has been under water.
8.Visibly locate pilot by main burner.
9.Turn knob on gas control counterclockwise
to "PILOT".
10. Push in control knob all the way and hold in.
Immediately light the pilot by repeatedly depressing
the piezo spark ignitor until a flame appears.
Continue to hold the control knob in for about one
(1) minute after the pilot is lit. Release knob and it
will pop back up. Pilot should remain lit. If it goes
out, repeat steps 5 through 8.
• If 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 several tries, turn
the gas control knob to "OFF" and call your service
technician or gas supplier.
11. Turn gas control counterclockwise to
"ON" position.
12. Replace glass door.
13. Turn on all electric power to the fireplace.
14. Turn the On/Off switch to On position or set
thermostat to desired setting.
15. This valve is equipped with a Hi/Lo feature. Set
fireplace input as desired.
TO TURN OFF GAS TO FIREPLACE
OF
O
I
T
P
F
O
N
it
1.Turn the On/Off switch to Off position or set the
thermostat to lowest setting.
2.Turn off all electric power to the fireplace if
service is to be performed.
3.Open control access panel.
4.Push in gas control knob slightly
and turn clockwise to
"OFF". Do not force.
5.Close control access panel.
- 30 -
TROUBLE SHOOTING THE GAS CONTROL SYSTEM
SIT 820 NOVA MILLIVOLT VALVE
GLASS DOOR TO BE REMOVED BEFORE SERVICE WORK
STARTCHECK
GAS SUPPLY ON
NO
▼
• SHUTOFF VALVE OPEN
• CONFIRM GAS HOOK-UP
▼
LIGHT PILOT WITH
PIEZO IGNITION
YES
▼
PILOT STAYS ON
YES
NO
NO
▼▼▼
• ELECTRODE GAP MIN. 1/8"
• ELECTRODE CRACKED
• ELECTRODE CABLE ATTACHED
• PIEZO IGNITOR GENERATES
SPARK
• ELECTRODE CABLE NOT
GROUNDED
• FLAME ENGULFING
THERMOCOUPLE BY 3/8"
• THERMOCOUPLE ATTACHED
TO VALVE
• MNIMUM MILLIVOLT:
OPEN CIRCUIT 18MV
CLOSED CIRCUIT 5MV
• VENT SAFETY SWITCH TIGHT
AND NO SHORTS
(FOR UNITS EQUIPPED WITH
VENT SAFETY SWITCH)
▼
MAIN BURNER ON
NO
• REMOTE SYSTEM ON
• REMOTE SYSTEM WIRE
SHORTING OUT
• MINIMUM MILLIVOLT:
OPEN CIRCUIT 300MV
CLOSED CIRCUIT 165MV
• FLAME ENGULFING
THERMOPILE/THERMOCOUPLE
• VALVE IS IN ON POSITION
- 31 -
FLAME ADJUSTMENT
MAINTENANCE
For fireplaces equipped with Hi/Lo valves, flame adjustment is accomplished by rotating the Hi/Lo adjustment
knob located near the centre of the gas control. Fig. 71.
I
H
Turn
counterclockwise
to increase
flame height.
L
O
Turn clockwise
to lower
flame height.
Fig. 71
FLAME CHARACTERISTICS
It is important to periodically perform a visual check
of the pilot and the burner flames. Compare them to the pictorials illustrated
below (Fig. 72, 73 and 74). If any of the
flames appear abnormal call a service
person.
3/8" - 1/2"
Fig. 72
LEFT
SIDE
VIEW
It is important to keep the burner and the burner compartment
clean. This must be done periodically, at least once per
season.
The optional FK24 fan does require periodic cleaning.
Check the area under the control door and in front of the fan
and wipe or vacuum at least once a month during the
operating season.
Clean any optional brass trim using a soft cloth lightly
dampened with lemon oil. Do not use water or household
cleaners on any brass components.
Contact your local dealer to arrange an annual service
program.
CLEANING THE STANDING PILOT
CONTROL SYSTEM
The burner and control system consists of:
• main burners• gas orifices
• pilot assembly• thermopile
• millivolt gas valve
Most of these components may require only an occasional
checkup and cleaning and some may require adjustment.
If repair is necessary, it should be performed by a
qualified technician.
1. Turn off pilot light at gas valve side
2. Let fireplace cool if it has been running.
3. Remove glass side. (see Glass Removal)
4. Remove logs,
LOGS MAY BE HOT
Fig. 73
RIGHT
SIDE
VIEW
Fig. 74
INSPECTING THE VENTING SYSTEM
This appliance venting system was designed and constructed to develop a positive flow adequate to remove flue
gases to the outside atmosphere.
Any foreign objects in the venting system, except those
designed specifically for the venting system, may cause
spillage of flue gases.
To inspect the venting system, make sure the main gas
valve is off. Remove glass door (See Glass Door Removal). Using a flashlight, check the area above the baffle
in the combustion dome. Clean if necessary.
5. Vacuum burner compartment especially around orifice
primary air openings.
6. Visually inspect pilot. Brush or blow away any dust or
lint accumulation.
7. Reinstall logs.
8. Ignite pilot - see Operating Section of Manual.
8. Reinstall glass side.
To obtain proper operation, it is imperative that the pilot
and burner's flame characteristics are steady, not lifting
or floating.
Typically, the top 3/8" or 1/2" of the thermopile should be
engulfed in the pilot flame. See Fig. 72.
To adjust pilot burner (by a Qualified Service
Representative)
1. Remove pilot adjustment cap.
2. Adjust pilot screw to provide properly sized flame.
3. Replace pilot adjustment cap.
The primary air shutter is set at factory and should
only be adjusted (if necessary) by a qualified service
person.
- 32 -
REPLACEMENT PARTS - DVRS3 & DVRSL / DVRSR
FOR FIREPLACES EQUIPPED WITH SIT 820 MILLIVOLT GAS VALVE
- 33 -
REPLACEMENT PARTS LIST - DVRS3/DVRSL/DVRSR
DESCRIPTION PART NO.
DVRS3DVRSL/DVRSR
1.Log Set Complete10001271100001271
1a.Log - Ember Log SetB18B18
1b.Log - Ember Log SetB19B19
1c.Log - Rear Pilot SideB20B20
1d.Log - Rear Front SideB21B21
1e.Log - Side FrontB22B22
1f.Log - Side RearB23B23
1g.Log - Center RightB24B24
2.Lava Rock Package1000145410001454
3.Ember Material Package5191551915
4a.Burner Left w/tiles Nat.1000128710001287
4b.Burner Left w/tiles LP1000128810001288
5a.Burner Right w/tiles Nat.1000128910001289
5b.Burner Right w/tiles LP1000129010001290
6.Ceramic Tile (single)5433054330
7a.Orifice Right Burner Nat SEE RATING PLATE FOR ORIFICE SIZE
7b.Orifice Right Burner LP SEE RATING PLATE FOR ORIFICE SIZE
8a.Orifice Left Burner Nat SEE RATING PLATE FOR ORIFICE SIZE
8b.Orifice Left Burner LP SEE RATING PLATE FOR ORIFICE SIZE
9a.Pilot Assembly Nat1000119910001199
9b.Pilot Assembly LP.1000120010001200
18a.Valve SIT 820 Nat.5267752677
18b.Valve SIT 820 LP5267852678
19.Fan with Bracket5410354103
20.Electrical Cord (6ft.)5186551865
21.Fan Temperature Sensor5170451704
22.Speed Control5173851738
23.Speed Control Knob5188251882
24.Glass with Gasket (Sides)5442754427
25.Glass Gasket5731757317
26.Frame Window (Sides)5581455814
27.Glass with Gasket (Front)5591555915
28.Frame Window (Front)5580655806
29.Trim Frame Window w/mag. (PB)5748057480
30.Trim Frame Window Small w/mag. (PB)5592155921
31.Support Trim Front (Top/Bottom)5580855808
32.Louvre Assembly Side Top5591655916
33.Louvre Assembly Front Top (Small)5591755917
34.Access Door Assembly Side5591855918
35.Access Door Assmbly Front (Small)1000129110001291
36.Access Door Hinge5235652356
37.Ceramic Refractory Bottom Kit1000127510001275
38.Ceramic Refractory Rear Wall1000036310000363
39.Ceramic Refractory Side Wall–10000371
40.Remote Switch Kit (Not Shown)5387553875
41.Remote Switch5184251842
42.Clamp Frame Window5417454174
- 34 -
OPTIONS
FAN KIT - FK24
Fan Specifications: 120 Volt 60 HZ .75 Amp.
This fan does not need regular maintenance, however
periodic cleaning is required. Check the area under the
control door and in front of the fan and wipe or vacuum
at least once a month during the operating season.
Should this fan require servicing, the
power supply must be disconnected.
EB1
Fig. 75
The FK-24 comes with the electrical
cord attached.
1. Slide fan assembly from the left side into fireplace
opening, line up mounting holes with screw studs on
rear of fireplace and fasten with #10-24 hex nuts.
2. Install thermal sensor on bottom of firebox using
#10-24 hex nuts.
3. (Option A) - Place electronic fan speed control box
on bottom of fireplace base, lining up mounting
holes with screw studs. Fasten fan speed control
box with #10-24 hex nuts.
(Option B) - The speed control can be installed in
an electrical box at normal wall switch height for
convenient access.
4. Remove electrical knockout on the left rear side of
the fireplace. (See hard wire or receptacle hook up
instructions).
5. Whether wiring directly to the fan junction box or into
the EB1 (electrical receptacle box, P/N ZA1200),
first ensure cable is secured using box connector.
Any electrical re-wiring of this fan must
be done by a qualified electrician.
Turn off all power before hook-up.
Wiring Instructions:
Hard (DIrect) Wire Hook-Up
First connect ground wire to ground stud located on the
base of either box. Black wire from supply should connect
to the variable speed switch. Alternate speed switch wire
connects to temperature sensor. Alternate lead from
sensor connects to fan. Alternate fan lead connects back
to the white supply wire. (Fig. 76).
A: SPEED CONTROL
B: TEMPERATURE SENSOR
C: FAN
C
B
Fig. 76
Black
White
Ground
A
EB1 (Receptacle) Hook-Up
1. Remove 3/4" knock out. Slide the electrical box back
plate into the lance clips on bracket on bottom of
fireplace. Fasten into place with nuts provided. Fig. 77.
2. Connect the black positive wire to brass screw (polarized side) of the receptacle. The white wire is connected
to the chrome screw. The ground wire is connected to
the green ground screw of the receptacle. Fit the
receptacle into the electrical box.
3. Screw the cover plate provided to the electrical box.
4. Plug in the FK24 Fan Kit.
NUTS
EB1
Fig. 77
THE FIREPLACE, WHEN INSTALLED MUST BE
ELECTRICALLY CONNECTED AND GROUNDED IN
ACCORDANCE WITH LOCAL CODES OR, IN THE
ABSENCE OF LOCAL CODES, WITH THE CURRENT
CSA C22.1 CANADIAN ELECTRICAL CODE or forU.S.A. INSTALLATIONS, FOLLOW LOCAL CODES AND
THE NATIONAL ELECTRICAL CODE, ANSI/NFPA NO.
70.
REMOTE CONTROL
MRC1-On/Off Buttom Remote Control
MRC2-Temperature Control Remote
MRC3-Temperature Control with digital display
and 24 hour programmable clock.
IMT-Wall mounted thermostat control
- 35 -
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