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DIRECT-VENT FIREPLACE
OWNER’S OPERATION AND INSTALLATION MANUAL
NATURAL GAS MODEL CHDV34NA
PROPANE/LP GAS MODEL CHDV34PA
WARNING: If the information in this manual is not
WARNING: Improper installation,
followed exactly, a fire or explosion may result
adjustment, alteration, service, or
causing property damage, personal injury, or
maintenance can cause injury or
loss of life.
property damage. Refer to this
manual for correct installation and
FOR YOUR SAFETY
operational procedures. For assis-
Do
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CHDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) 9. You must keep control compartments, SAFETY WARNING: Any change to burners, and circulating air passages this fireplace or its controls can INFORMATION clean. More frequent cleaning may be be dangerous. needed due to excessive lint and dust from carpeting, bedding material, etc. WARNINGS 1. This appliance is only for use with the Turn off the gas valve and pilot light type of gas indicated on the rating plate. before cleaning fireplace.
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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). *Available from: Standoff American National Standards Institute, Inc. Nailing Flange 1430 Broadway New York, NY 10018 National Fire Protection Association, Inc. Batterymarch Park Qu
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CHDV34NA, 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 Perpendicular walls 6" (152mm) REQUIREMENTS 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 w
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OWNER’S MANUAL PRE-INSTALLATION GENERAL VENTING PREPARATION These models are approved for use with Continued 5 Simpson Dura-Vent 6 /8" direct-vent pipe components and terminations as well as both flex and rigid Comfort Glow vent components. Your fireplace is approved to be vented either through the side wall, or vertically using the 13" 1 following guidelines: 9 /4" 41" • Only use Comfort Glow or Simpson Dura- 29" 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 CHDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) Continued GENERAL VENTING 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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CHDV34NA, 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 requiri
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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 CHDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) VENTING INSTALLATION Continued Horizontal Venting Horizontal Termination Vertical (V) Horizontal (H) Configurations 44" min. 29" max. Figures 16 through 20 show different con- (30° and 90° only, no vertical pipe) figurations for venting with horizontal ter- mination. Each figure includes a chart with 55" min. 41" max. vertical minimum/maximum and horizon- (30° elbow, 1' vertical pipe, 90° elbow) tal maximum dimensions which must be
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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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CHDV34NA, 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 m
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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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CHDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) HIGH ALTITUDE VENTING INSTALLATION INSTALLATION Your Comfort Glow direct-vent fireplace Continued has been AGA tested and approved for elevations from 0-2000 feet and CGA certi- fied 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. Re- duce input 4% for each 1000 feet above sea lev
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OWNER’S MANUAL 5 Comfort Glow Flexible Venting Simpson Dura-Vent GS 4" x 6 /8 " VENTING Number Description Number Description INSTALLATION CBFGFVK Basic Flex Ground Floor Vent Kit Available from Simpson Continued Includes: Flex Adapter, 7" x 2' Dura-Vent Only (Cont.) Flexible Pipe, 4" x 2' Flexible 981 36" Snorkel Termination Comfort Glow Rigid Venting (Cont.) Pipe, Wall Thimble, Horizontal 984 Horizontal Termination Vent Cap Termination, (2) Spacer Springs, Number Description 988 Wall Strap (2)
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CHDV34NA, 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- in Figures 30 through 33, page 17. They will, NOTICE: This fireplace is in- tailer where you purchased the fireplace for tended for use as supplemental ho
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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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CHDV34NA, 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 locatin
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OWNER’S MANUAL 3. Pressurize supply piping system by ei- CHECKING GAS FIREPLACE ther opening propane/LP supply tank CONNECTIONS INSTALLATION valve for propane/LP gas fireplace or opening main gas valve located on or near Continued WARNING: Test all gas pip- gas meter for natural gas fireplace, or ing and connections for leaks using compressed air. CONNECTING FIREPLACE after installing or servicing. Cor- 4. Check all joints of gas supply piping TO GAS SUPPLY rect all leaks at once. system. Apply
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CHDV34NA, PA DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) ON Open POSITION FIREPLACE Manual Shutoff INSTALLATION Valve Continued Test Pressures Equal To or Less Than OFF 1/2 PSIG (3.5 kPa) POSITION Closed 1. Close manual shutoff valve (see Fig- Figure 37 - Manual Shutoff Valve 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 gas meter for natural gas fireplace, or Propane/LP Supply
