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DIRECT-VENT FIREPLACE
OWNER’S OPERATION AND INSTALLATION MANUAL
NATURAL GAS MODEL CDV34NA
PROPANE/LP GAS MODEL CDV34PA
WARNING: Improper installation,
WARNING: If the information in this manual is
adjustment, alteration, service, or
not followed exactly, a fire or explosion may
maintenance can cause injury or
result causing property damage, personal in-
property damage. Refer to this
jury, or loss of life.
manual for correct installation and
operational procedures. For assis-
FOR YOUR SAFETY
tan
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CDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) 1. This appliance is only for use with the 10. Have venting system inspected annu- SAFETY type of gas indicated on the rating plate. ally by a qualified service person. If INFORMATION This appliance is not convertible for use needed, have venting system cleaned with other gases unless a certified kit or repaired. See Cleaning and Mainte- is used. nance, page 26. WARNINGS 2. For propane/LP fireplace, do not place 11. Keep the area around you
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OWNER’S MANUAL PRODUCT LOCAL CODES Install and use fireplace with care. Follow IDENTIFICATION all local codes. In the absence to local codes, use the current National Fuel Gas Code ANS Z223.1, also known as NFPA 54* Top Louver (USA) or the current CAN/CGA-B149[.1 or Panel Vent Opening .2] Installation Codes (Canada). Nailing Flange *Available from: Standoff American National Standards Institute, Inc. 1430 Broadway Glass Door New York, NY 10018 Assembly National Fire Protection Associati
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CDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) CLEARANCES PRE-INSTALLATION Must maintain a minimum Minimum clearances to combustibles for 1" clearance to combustibles PREPARATION the fireplace are as follows: LOCATION AND SPACE Back, and sides 0"/mm REQUIREMENTS Perpendicular walls 6" (152mm) Floor 0"/mm Determine the safest and most efficient loca- Ceiling to louver opening 42" (1067mm) tion for your Comfort Glow direct-vent fire- Front 36" (914mm) place. Make sure that rafters and wa
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OWNER’S MANUAL PRE-INSTALLATION GENERAL VENTING These models are approved for use with PREPARATION 5 Simpson Dura-Vent 6 /8" direct-vent pipe Continued components and terminations as well as both flex and rigid Comfort Glow vent components. Your fireplace is approved to be vented either 13" 1 through the side wall, or vertically using the 9 /4" 41" following guidelines: 29" • Only use Comfort Glow or Simpson Dura- Vent GS venting components or kits spe- cifically approved for this fireplace. • M
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V G G V A E D V B L CDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) GENERAL VENTING Continued N N H C I B Fixed V V Fixed Closed Openable Closed Openable B F V J G V X B B M A V K X TERMINATION CAP G GAS METER RESTRICTED AREA V X AIR SUPPLY INLET (TERMINATION PROHIBITED) A = clearance above grade, veranda, porch, deck, or balcony I = clearance to service regulator vent outlet [*72 inches (1829mm) [*12 inches (305mm) minimum] minimum] B = clearance to window or door that may be opened J =
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OWNER’S MANUAL • Installation of any component part not You may use one or two 90° elbows in this VENTING manufactured or approved by DESA vent configuration. See Vertical Termination INSTALLATION International Configurations on pages 13 and 14. • Installation other than as instructed by Note: You may use two 45° elbows in place WARNING: Read all instruc- these instructions of a 90° elbow. You must follow rise to run tions completely and thoroughly ratios when using 45° elbows. before attemptin
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CDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) Snorkel VENTING INSTALLATION Continued INSTALLATION FOR HORIZONTAL TERMINATION 1. Determine the route your horizontal venting will take. Note: The location of the horizontal vent termination on the exterior wall must meet all local and 12" Minimum 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 requirin
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OWNER’S MANUAL 4. Apply a bead of non-hardening mastic 6. Carefully move the fireplace with vent VENTING around the outside edge of the vent cap. assembly attached toward the wall and INSTALLATION Position the vent cap in the center of insert the vent pipe into the horizontal 1 the 7 /2" or 10" hole on the exterior termination. The pipe overlap should Continued 1 wall with the arrow on the vent cap be a minimum of 1 /4". Apply silicone 3. Attach vent pipe assembly to the fire- pointing up. Insur
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UP UP UP CDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) VENTING Horizontal Venting INSTALLATION Vertical (V) Horizontal (H) Continued 44" min. 29" max. Horizontal Termination (30° and 90° only, no vertical pipe) Configurations 55" min. 41" max. (30° elbow, 1' vertical pipe, 90° elbow) Figures 16 through 20 show different con- figurations for venting with horizontal ter- 67" min. 60" max. mination. Each figure includes a chart with 79" min. 84" max. vertical minimum/maximum and horizon- 9
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UP OWNER’S MANUAL VENTING INSTALLATION Continued Venting with Two 90° Elbows Vertical (V) Horizontal (H ) Horizontal (H ) + 1 1 Horizontal (H ) 2 5' min. 2' max. 6' max. 6' min. 4' max. 12' max. 7' min. 6' max. 18' max. 8' min. 8' min. 20' max. 20' max. 8' max. 20' max. Figure 19 - Horizontal Termination Configuration for Rigid Venting Using Two 90° Elbows Venting with Two 90° Elbows Vertical (V) Horizontal (H ) + 1 Horizontal (H ) 2 5' min. 6' max. 6' min. 12' max. 7' min. 18' max. 8' min. 20'
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CDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) 4. Connect a section of pipe and extend Flat Ceiling Installation VENTING up through the hole. 1. Cut a 10" square hole in the ceiling us- INSTALLATION Note: If an offset is needed to avoid ing the locating hole as a center point. Continued obstructions, you must support the vent The opening should be framed to pipe every 3 feet. Use wall straps for 10"x10" (254mm x 254mm) inside di- INSTALLATION FOR this purpose (see Figure 21). Whenever me
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OWNER’S MANUAL Vertical Termination Configurations VENTING Figures 25 through 28 show four different configurations for vertical termination. All INSTALLATION connections must be sealed with high temperature silicone sealant as specified in the second Continued warning statement on page 7. 3. Lower the support box through the hole in the roof until the bottom of the box Venting with Two 90° Elbows extends at least 2" below the ceiling Vertical (V) Horizontal (H ) + 1 (see Figure 23). Align
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CDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) VENTING INSTALLATION Continued Note: Restrictor must be installed in all vertical installations. CRVF Kit Shown Vertical Venting V = 40' max. Venting with Two 90° Elbows Figure 28 - Vertical Rigid Venting Vertical (V ) Horizontal (H) Configuration With No Horizontal Run 1 5' min. 6' max. 6' min. 12' max. 7' min. 18' max. 8' min. 20' max. Note: Vertical (V ) + 1 Vertical (V ) = 20' max. 2 Figure 27 - Vertical Rigid Venting Configuration Usin
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OWNER’S MANUAL Comfort Glow Rigid Venting (Cont.) Comfort Glow Flexible Venting VENTING Number Description Number Description INSTALLATION CBFGFVK Basic Flex Ground Floor Vent Kit CCVK Corner Vent Kit Includes: Flex Adapter, 7" x 2' Continued Includes: 7" x 30° Elbow, 7" x 90° Flexible Pipe, 4" x 2' Flexible Elbow, 7" Adjustable Galvanized Pipe, Wall Thimble, Horizontal HIGH ALTITUDE INSTALLATION Pipe (7-12"), Horizontal termina- Termination, (2) Spacer Springs, tion, wall thimble, 6" pipe, RTV
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CDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) Installing GA3750/CDA3620T CHECK GAS TYPE FIREPLACE Blowers Use proper gas type for the fireplace unit INSTALLATION IMPORTANT: For clarity, gas valve assem- you are installing. If you have conflicting bly and grate/burner assembly are not shown gas types, do not install fireplace. See re- NOTICE: This fireplace is in- in Figures 30 through 33, page 17. They will, tailer where you purchased the fireplace for tended for use as supplemental how
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OWNER’S MANUAL 9. Check to make sure that the power cord FIREPLACE WARNING: Failure to position is completely clear of the blower wheel the parts in accordance with sup- INSTALLATION and that there are no other foreign ob- plied diagrams or failure to use jects in blower wheel. Turn blower on Continued only parts specifically approved and check for operation. Turn blower 8. Plug in blower power cord. with this heater may result in dam- off by rotating knob fully counterclock- a. If your firepla
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CDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) IMPORTANT: Install main gas valve FIREPLACE CAUTION: Use only new, (manual shutoff valve) in an accessible lo- black iron or steel pipe. Inter- INSTALLATION cation. The main gas valve is for turning on nally-tinned copper tubing may or shutting off the gas to the appliance. Continued be used in certain areas. Check Check your building codes for any special INSTALLING GAS PIPING TO your local codes. Use pipe of 1/2" requirements for locating
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OWNER’S MANUAL Pressure Testing Gas Supply CHECKING GAS FIREPLACE Piping System CONNECTIONS INSTALLATION Test Pressures In Excess Of 1/2 PSIG Continued WARNING: Test all gas pip- (3.5 kPa) ing and connections for leaks 1. Disconnect fireplace and its individual CONNECTING FIREPLACE after installing or servicing. Cor- manual shutoff valve from gas supply TO GAS SUPPLY rect all leaks at once. piping system. Pressures in excess of 1/2 Installation Items Needed psig (3.5 kPa) will damage fireplace
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CDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) ON Open POSITION FIREPLACE Manual Shutoff INSTALLATION Valve Continued Test Pressures Equal To or Less Than OFF POSITION Closed 1/2 PSIG (3.5 kPa) Figure 37 - Manual Shutoff Valve 1. Close manual shutoff valve (see Fig- ure 37). 2. Pressurize supply piping system by ei- ther opening propane/LP supply tank valve for propane/LP gas fireplace or opening main gas valve located on or near Propane/LP Supply Tank gas meter for natural gas fireplace
