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DIRECT-VENT FIREPLACE
OWNER'S OPERATION AND INSTALLATION MANUAL
REMOTE REQUIRES
TWO 9-VOLT
BATTERIES -
NOT INCLUDED
WARNING: If the information in this manual is not
followed exactly, a fire or explosion may result caus-
ing property damage, personal injury, or loss of life.
FOR YOUR SAFETY
Do not store or use gasoline or other flammable va-
pors 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.
*
Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer
CHDV37N, CHDV37P,
CHDV41N, AND CHDV41P
Save this manual for future reference.
WARNING: Improper installa-
tion, adjustment, alteration, ser-
vice, or maintenance can cause
injury or property damage. Re-
fer to this manual for correct
installation and operational pro-
cedures. For assistance or ad-
ditional 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 for use
only with indicated gas type.
It is not convertible for use
with other gases, unless a
certified kit is used.
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Table of Contents
Related Manuals for Desa Comfort Glow CHDV37N
Summary of Contents for Desa Comfort Glow CHDV37N
- Page 1 This appliance may be installed in an aftermarket* manufactured (mobile) home, where not prohibited by state or local codes. Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer Save this manual for future reference. CHDV37N, CHDV37P, CHDV41N, AND CHDV41P WARNING: Improper installa- tion, adjustment, alteration, ser- vice, or maintenance can cause injury or property damage.
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Page 2: Safety Information
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. CHDV37N/P AND CHDV41N/P WARNING: Any change to this fireplace or its controls can be dangerous. -
Page 3: Product Identification
PRODUCT IDENTIFICATION Top Louver Panel Nailing Flange Magnetic Brass Trim Glass Door Assembly Magnetic Brass Trim Blower Adjustment (Optional Installation) ON/OFF/ Remote Switch Piezo Ignitor Valve Lower Louver Panel Glowing Embers Front Burner Figure 1 - Comfort Glow Direct-Vent Fireplace HDV Series 104605 OWNER’S MANUAL LOCAL CODES... -
Page 4: Pre-Installation Preparation
D x FW x RW 37" " 37" 14" 41" " 41" 18" Figure 3 - Fireplace Bottom Dimensions CHDV37N/P AND CHDV41N/P CLEARANCES Minimum clearances to combustibles for the fireplace are as follows: Back, and sides 0"/mm Perpendicular walls 6" (152mm) Floor 0"/mm Ceiling to louver opening 42"... -
Page 5: General Venting
PRE-INSTALLATION PREPARATION Continued 13" 29" " " 58" Note : Where two numbers are given the top number is exclusive to the 37" Fireplace and the bottom number is exclusive to the 41" Fireplace Figure 6 - Framing Clearances for Corner Installation Top of Louver Opening Ref. - Page 6 Termination Clearances for Buildings with Combustible and Noncombustible Exteriors Inside Corner A = 6" (152mm) Balcony with No Side Wall G = Combustible 24" (610mm) Noncombustible 18" (457mm) Figure 8 - Minimum Clearances for Vent Terminations CHDV37N/P AND CHDV41N/P Continued Fixed Openable Fixed Closed Closed Openable...
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Page 7: Venting Installation
VENTING INSTALLATION WARNING: Read all instruc- tions completely and thoroughly before attempting installation. Failure to do so could result in serious injury, property damage or loss of life. Operation of im- properly installed and maintained venting system could result in serious injury, property damage or loss of life. -
Page 8: Installation
9. All connections must be clamped tightly and sealed with high temperature silicone sealant as specified in the sec- ond warning statement on page 7. CHDV37N/P AND CHDV41N/P Figure 9 - Snorkel Termination Figure 10 - Snorkel Termination with Drainage Pipe Snorkel 12"... - Page 9 VENTING INSTALLATION Continued 3. Attach vent pipe assembly to the fire- place. Set fireplace in front of it’s per- manent location to insure minimum clearances. Mark the wall for a 10" square hole (for noncombustible ma- terial such as masonry block or con- crete, a 7 "...
- Page 10 Horizontal Venting Vertical (V) Horizontal (H) 37" min. 10" max. Figure 16 - Horizontal Termination Configuration for Rigid Venting CHDV37N/P AND CHDV41N/P Horizontal Venting Vertical (V) Horizontal (H) 44" min. 29" max. (30 and 90 only, no vertical pipe) 55" min.
- Page 11 VENTING INSTALLATION Continued Venting with Two 90 Elbows Vertical (V) Horizontal (H 5' min. 2' max. 6' min. 4' max. 7' min. 6' max. 8' min. 8' min. 20' max. 8' max. Figure 19 - Horizontal Termination Configuration for Rigid Venting Using Two 90 Elbows Venting with Two 90 Elbows Vertical (V) Horizontal (H...
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Page 12: Installation For Vertical Termination
45 Elbow Ceiling Firestop Figure 21 - Offset with Wall Strap and 45 Elbows CHDV37N/P AND CHDV41N/P Flat Ceiling Installation Cut a 10" square hole in the ceiling us- ing the locating hole as a center point. The opening should be framed to 10"x10"... - Page 13 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 23). Align the support box vertically and horizontally using a level. Temporarily tack the support box in place through the inside walls and into the roof sheathing.
- Page 14 5' min. 6' min. 7' min. 8' min. Note: Vertical (V Vertical (V Figure 27 - Vertical Rigid Venting Configuration Using Two 90 Elbows CHDV37N/P AND CHDV41N/P Horizontal (H) 6' max. 12' max. 18' max. 20' max. ) = 20' max.
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Page 15: High Altitude Installation
VENTING INSTALLATION Continued HIGH ALTITUDE INSTALLATION Your Comfort Glow direct-vent fireplace 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. -
Page 16: Fireplace Installation
IMPORTANT: Make sure fireplace is level before securing. If fireplace is not level it will not work properly. CHDV37N/P AND CHDV41N/P CHECK GAS TYPE Use proper gas type for the fireplace unit you are installing. If you have conflicting gas types, do not install fireplace. - Page 17 FIREPLACE INSTALLATION Continued 8. Plug in blower power cord. a. If your fireplace system is installed as a freestanding unit with an ac- cessory mantel, determine whether the power cord will exit the left side or the right side of the firebox. In- stall one plastic bushing provided into the 1 "...
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Page 18: Installing Gas Piping To Fireplace Location
Install external regulator with the vent pointing down as shown in Figure 34. Pointing the vent down protects it from freezing rain or sleet. CHDV37N/P AND CHDV41N/P CAUTION: Use only new, black iron or steel pipe. Inter- nally-tinned copper tubing may be used in certain areas. -
Page 19: Connecting Fireplace To Gas Supply
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 manual shutoff valve to fireplace. - Page 20 Correct all leaks at once. 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 Gas to Appliance, page 25). CHDV37N/P AND CHDV41N/P Open POSITION Manual Shutoff Valve...
- Page 21 FIREPLACE INSTALLATION Continued INSTALLING OPTIONAL WALL MOUNTED THERMOSTAT - GWMT1 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. 1.
- Page 22 Figure 46). To replace glass door, follow the above instructions in reverse. Top Louver Panel Figure 45 - Removing Top Louver Panel CHDV37N/P AND CHDV41N/P Screw Glass Door Assembly Lower Bracket for Glass Door Assembly Figure 46 - Removing/Replacing Glass Door...
- Page 23 FIREPLACE INSTALLATION Continued INSTALLING OPTIONAL BRICK LINER CD8037/CD8041 WARNING: If fireplace has been running, turn off and un- plug 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, page 33.
- Page 24 Remove glass door. See Removing/Replacing Glass Door, page 22. Install logs according to instructions for fireplace model numbers. Fireplace Models CHDV37N/P and CHDV41N/P Place log #1 (back log) on grate. Make sure the lower middle section of the log fits securely into the open area in back of grate (see Figure 49).
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Page 25: Operating Fireplace
OPERATING FIREPLACE FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not fol- low these instructions exactly, a fire or explosion may result caus- ing property damage, personal injury or loss of life. A. This appliance has a pilot which must be lighted by hand. -
Page 26: Hand-Held Remote Operation
• In manual mode, turn burners on or off by pressing the ON/OFF but- tons on the hand-held remote con- trol unit. CHDV37N/P AND CHDV41N/P • In auto mode, the room tempera- ture is controlled by the thermo- stat in the hand-held remote con- trol unit. -
Page 27: Inspecting Burners
Inspect the flames after installation to ensure proper installation and performance. Figure 57 shows a typical flame pattern for CHDV37N, CHDV37P, CHDV41N, and CHDV41P models. If burner flame pattern differs from that described: • turn fireplace off (see To Turn Off Gas to Appliance, page 25) •... -
Page 28: Cleaning And Maintenance
Use a non-abrasive house- hold glass cleaner to clean glass. Do not clean glass when hot. CHDV37N/P AND CHDV41N/P 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. -
Page 29: Troubleshooting
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 Pilot lights but flame goes out when control knob is released... - Page 30 Glass soots Fireplace produces a clicking/ticking noise just after burners are lit or shut off Remote does not work CHDV37N/P AND CHDV41N/P POSSIBLE CAUSE 1. Burner orifice clogged 2. Inlet gas pressure is too low 3. Thermopile leads disconnected or im- properly connected 4.
- Page 31 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.
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Page 32: Replacement Parts
When calling DESA International, have ready • model number of your fireplace • the replacement part number CHDV37N/P AND CHDV41N/P WIRING DIAGRAM CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. -
Page 33: Specifications
BRICK LINER CD8037(37")/ CD8041(41") (Not Shown) This brick liner adds a touch of style to your direct-vent fireplace. Complete installation and operation instructions included in this manual. 104605 CHDV37N CHDV37P 17,000/22,000 Btu/h Natural Propane/LP Piezo Piezo 3.5" w.c. 10.0" w.c. -
Page 34: Illustrated Parts Breakdown
DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) ILLUSTRATED PARTS BREAKDOWN CHDV37N CHDV41N 39-3 39-1 39-2 CHDV37N/P AND CHDV41N/P 11 (Included in Hardware Pack) 104605... -
Page 35: Parts List
PARTS LIST DIRECT-VENT FIREPLACE CHDV37N CHDV41N PART NUMBER DESCRIPTION 104547-02 Top Outer Casing-37" 104547-01 Top Outer Casing-41" 104474-02 Outer Casing-37" 104474-01 Outer Casing-41" 104548-02 Bottom Outer Casing-37" 104548-01 Bottom Outer Casing-41" 104479-04BR Firebox Assembly-37" 104479-01BR Firebox Assembly-41" M11084-26 Screw, Hex... - Page 36 DIRECT-VENT FIREPLACE (NATURAL/PROPANE/LP) ILLUSTRATED PARTS BREAKDOWN CHDV37P CHDV41P 39-3 39-1 39-2 CHDV37N/P AND CHDV41N/P 11 (Included in Hardware Pack) 104605...
- Page 37 PARTS LIST DIRECT-VENT FIREPLACE CHDV37P AND CHDV41P PART NUMBER DESCRIPTION 104547-02 Top Outer Casing-37" 104547-01 Top Outer Casing-41" 104474-02 Outer Casing-37" 104474-01 Outer Casing-41" 104548-02 Bottom Outer Casing-37" 104548-01 Bottom Outer Casing-41" 104479-04BR Firebox Assembly-37" 104479-01BR Firebox Assembly-41" M11084-26 Screw, Hex M11084-46 Screw, Hex 102455-04...
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Page 38: Warranty Information
WARRANTY INFORMATION Model Serial No. Date Purchased 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. 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.