Pre-Installation Information; Installing Above 2000 Feet; Orifice Sizes, Pressures And Btus; Before You Start - MHSC CDVR33 Installation And Operating Instructions Manual

CDV Series Gas Fireplace
The classification "noncombustible material" includes,
but is not limited to stone, brick and mortar. Noncom-
bustibles are safe to overlay the black-painted metal
face (including radiant plates) and do not pose a fire
hazard. Do not allow any noncombustible finish material
to extend past or interfere with fireplace opening.
The classification "combustible material" includes, but
is not limited to plywood, drywall and particle board.
Combustible materials may contact the sides, bottom
or back of firebox. Do not overlay the black painted face
with combustible materials.

ORIFICE SIZES, pRESSuRES AND BTus

NATuRAl GAS
Manifold Press: (W.C.)
Maximum Supply Pressure 10.5"
Minimum Supply Pressure 4.5"
Model Number
Max. BTU/hr Input
Min. BTU/hr Input 10,000-13,000
Orifice size
Model Number
Max. BTU/hr Input
Min. BTU/hr Input
Orifice size 2.35 mm

BEFORE yOu START

Read this homeowner manual thoroughly and follow all instructions carefully. Inspect all contents for shipping
damage and immediately inform your dealer if any damage is found. Do not install any unit with damaged, incom-
plete, or substitute parts. Check your packing list to verify that all listed parts have been received. You should
have the following:
• Fireplace (Firebox and Burner System)
• Log Set
ITEMS REquIRED FOR INSTAllATION
Tools:
• Phillips Screwdriver
• Hammer
• Saw and/or saber saw
• Level
• Measuring Tape
• Electric Drill and Bits
• Pliers
• Square
• Pipe Wrench
6
pROpANE GAS
3.5" Manifold Press: (W.C.)
Maximum Supply Pressure
Minimum Supply Pressure
CDVR33
Natural Propane
18,000 18,000
10,000-13,000 10,000-13,000 10,000-13,000
#45 1.28 mm
CDVR42
Natural Propane
24,000 24,000
17,000 18,000
1.45 mm

pRE-INSTAllATION INFORMATION

hIGh ElEVATIONS
Input ratings are shown in BTU per hour and are certi-
fied without deration for elevations up to 4,500 feet
(1,370 m) above sea level.
For elevations above 4,500 feet (1,370 m) in USA,
installations must be in accordance with the current
ANSI Z223.1/NFPA 54 and/or local codes having
jurisdiction.
In Canada, please consult provincial and/or local
authorities having jurisdiction for installations at eleva-
tions above 4,500 feet (1,370 m).
10"
13"
11"
CDVT33
Natural Propane
18,000 18,000
#45 1.25
CDVT42
Natural Propane
24,000 24,000
17,000 18,000
2.35 mm 1.45 mm
• Rock Wool
• Volcanic Rock
Building Supplies:
• Framing Materials
• Wall Finishing Materials
• Caulking Material (Noncombustible)
• Fireplace Surround Material (Noncombustible)
• Piping Complying with Local Codes
• Tee Joint
• Pipe Sealant Approved for use with Propane/LPG
(Resistant to Sulfur Compounds)
CDVR36
Natural Propane Natural
20,000 20,000 20,000
15,000 15,000 15,000
#44 1.35 mm #44
CDVR47
Natural Propane Natural
24,000 24,000 24,000
17,000 18,000 17,000
2.35 mm 1.45 mm 2.35 mm 1.45 mm
CDVT36
Propane
20,000
15,000
1.35 mm
CDVT47
Propane
24,000
18,000
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