Instruction/ maintenance manual of the product CHDV37P Desa Tech
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DIRECT -VENT FIREPLACE OWNER’S OPERA TION AND INST ALLA TION MANUAL CHDV37N, CHDV37P , CHDV41N, AND CHDV41P Save this manual for future reference. 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.
2 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P SAFETY INFORMA TION 1. 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 a certified kit is used.
3 104605 OWNER’S MANUAL REMOTE OFF ON PRODUCT IDENTIFICA TION Install and use fireplace with care. Follow all local codes. In the absence to local codes, use the current National Fuel Gas Code ANS Z223.1 , also known as NFPA 54* (USA) or the current CAN/CGA-B149[.
4 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P Fireplace size D x FW x RW 37" 18 1 / 2 " 37" 14" 41" 18 1 / 2 " 41" 18" PRE-INST.
5 104605 OWNER’S MANUAL 29" 13" 10 1 / 4 " 8 3 / 4 " 37" 41" 37 1 / 2 " 41 1 / 2 " 58" 9 1 / 4 " 41" Note : Where two numbers are given the top.
6 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P Fixed Closed Openable Fixed Closed Openable V V V V V V V V X X V X G G J F B B K N H I A N E L D B M A C B V V A G G B T.
7 104605 OWNER’S MANUAL 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.
8 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P 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 national building codes and must not be easily blocked or obstructed.
9 104605 OWNER’S MANUAL VENTING INST ALLA TION Continued (Framing Detail) 10" (254mm) 10" (254mm) 7 1 / 2 " (190mm) V ent Opening Combustible W all V ent Opening Noncombustible W all Figure 12 - Vent Opening Requirements 3. Attach vent pipe assembly to the fire- place.
10 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P VENTING INST ALLA TION Continued Horizontal V enting V ertical (V) Horizontal (H) 37" min.
11 104605 OWNER’S MANUAL VENTING INST ALLA TION Continued V enting with T wo 90 ° Elbows V ertical (V) Horizontal (H 1 ) Horizontal (H 1 ) + Horizontal (H 2 ) 5' min. 2' max. 6' max. 6' min. 4' max. 12' max. 7' min.
12 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P 4. Connect a section of pipe and extend up through the hole. Note: If an offset is needed to avoid obstructions, you must support the vent pipe every 3 feet. Use wall straps for this purpose (see Figure 21).
13 104605 OWNER’S MANUAL VENTING INST ALLA TION Continued Continued Figure 23 - Cathedral Ceiling Support Box Installation Non-hardening Mastic under all edges of support box before nailing Figure 2.
14 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P V er tical V enting V = 40' max. Figure 28 - Vertical Rigid Venting Configuration With No Horizontal Run VENTING INST ALLA TION Continued V enting with T wo 90 ° E lbo ws V ertical (V 1 ) Horizontal (H) 5' min.
15 104605 OWNER’S MANUAL VENTING INST ALLA TION 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.
16 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P INSTALLING OPTIONAL BLOWER ACCESSORY IMPORTANT : For clarity, gas valve assem- bly and grate/burner assembly are not shown in Figures 30 through 33, page 17. They will, however, be in your fireplace when you are installing the blower.
17 104605 OWNER’S MANUAL FIREPLACE INST ALLA TION Continued WARNING: Never touch the blower wheel while in operation. 10 . Peel of f the backing paper and stick the supplied wiring diagram decal on the firebox bottom approximately 3" to the right of the blower speed control bracket (Figure 33).
18 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P Figure 35 - Gas Connection * The A.G.A. design-certified manual shutoff valve may be supplied with the appliance or you can purchase it from your retailer. CAUTION: Use only new, black iron or steel pipe.
19 104605 OWNER’S MANUAL Pressure Testing Gas Supply Piping System Test Pressures In Excess Of 1/2 PSIG (3.5 kPa) 1. Disconnect fireplace and its individual manual shutoff valve from gas supply piping system. Pressures in excess of 1/2 psig (3.5 kPa) will damage fireplace gas regulator .
20 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P FIREPLACE INST ALLA TION Continued Test Pressures Equal To or Less Than 1/2 PSIG (3.
21 104605 OWNER’S MANUAL FIREPLACE INST ALLA TION Continued 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.
22 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P REMOVING/REPLACING GLASS DOOR CAUTION: Do not operate this fireplace with a broken glass door panel or without the glass door panel securely in place. For re- placement part information see Replacement Parts , page 32.
23 104605 OWNER’S MANUAL 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.
24 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P WARNING: The glass door must be securely in place before running this fireplace. Do not run this fireplace if glass is missing or broken. FIREPLACE INST ALLA TION Continued Figure 49 - Installing Log No.
25 104605 OWNER’S MANUAL OPERA TING FIREPLACE 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.
26 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P O F F P I L O T O N L O I H ON OFF REMOTE ON OFF TEMP ST A TUS HI LO MAN ON AUT O OFF OPERA TING FIREPLACE Continued Fig.
27 104605 OWNER’S MANUAL BURNER FLAME PATTERN Burner flames will be steady; not lifting or floating. Flame patterns will be different from unit to unit and will vary depending on installation type and weather conditions. If the vent configuration is installed incor- rectly, the flames will lift or "ghost".
28 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P PILOT AND BURNERS • Remove ember material before cleaning burners and replace when cleaning is complete. • Burner and controls should be cleaned with compressed air to remove dust, dirt, or lint.
29 104605 OWNER’S MANUAL TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle, or similar object to clean pilot.
30 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P OBSERVED PROBLEM Burner does not light after pilot is lit Delayed ignition burner Burner backfiring during combustion Sl.
31 104605 OWNER’S MANUAL 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.
32 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P SER VICE HINTS When Gas Pressure Is Too Low: • pilot will not stay lit • burners will have delayed ignition • fire.
33 104605 OWNER’S MANUAL ACCESSORIES Purchase these fireplace accessories from your local retailer. If they can not supply these accessories, call DESA International’s Sales Department at 1-800-432-2382. for information. You can also write to the ad- dress listed on the back page of this manual.
34 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P AUTO MAN OFF STATUS ON LO HI TEMP REMOTE OFF ON 28 5 44 1 2 3 4 5 6 5 5 7 7 8 9 10 1 1 (Included in Hardware Pack) 12 13.
35 104605 OWNER’S MANUAL P ARTS LIST DIRECT-VENT FIREPLACE CHDV37N CHDV41N This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 32 of this manual. KEY NO. PART NUMBER DESCRIPTION QTY.
36 104605 DIRECT -VENT FIREPLACE (NA TURAL/PROP ANE/LP) CHDV37N/P AND CHDV41N/P AUTO MAN OFF STATUS ON LO HI TEMP REMOTE OFF ON 28 5 44 1 2 3 4 5 6 5 5 7 7 8 9 10 1 1 (Included in Hardware Pack) 12 13.
37 104605 OWNER’S MANUAL KEY NO. PART NUMBER DESCRIPTION QTY. 1 104547-02 Top Outer Casing-37" 1 104547-01 Top Outer Casing-41" 1 2 104474-02 Outer Casing-37" 1 104474-01 Outer Casing.
LIMITED WARRANTY DIRECT-VENT FIREPLACE 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.
An important point after buying a device Desa Tech CHDV37P (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Desa Tech CHDV37P yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Desa Tech CHDV37P - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Desa Tech CHDV37P you will learn all the available features of the product, as well as information on its operation. The information that you get Desa Tech CHDV37P will certainly help you make a decision on the purchase.
If you already are a holder of Desa Tech CHDV37P, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Desa Tech CHDV37P.
However, one of the most important roles played by the user manual is to help in solving problems with Desa Tech CHDV37P. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Desa Tech CHDV37P along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
