Desa Tech CHDV37N manual

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. • Immediately call your gas suppli[...]

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. 2. For propane/LP fireplace, do not place propane/LP supply tank(s) inside[...]

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[.1 or .2] Installation Codes (Canada) . *Available from: American National Standards [...]

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 ALLA TION PREP ARA TION LOCATION AND SPACE REQUIREMENTS Determine the safest and most efficient loca- tion for your Comfort Glow direct-vent fire- pl[...]

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 number is exclusive to the 37" Fireplace and the bottom number is exclusive to the 41" Fireplace Nailing T abs PRE-INST ALLA TION PREP ARA [...]

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 TERMINA TION CAP AIR SUPPL Y INLET GAS METER RESTRICTED AREA (TERMINA TION PROHIBITED) A = clearance above grade, veranda, porch, deck, or balcony [*12[...]

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. WARNING: Seal all ve[...]

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. Snor[...]

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. Set fireplace in front of it’ s per - manent location to insu[...]

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. 10" max. Figure 16 - Horizontal Termination Configuration for Rigid Venting Figure 17 - Horizontal Termination Configuration for Rigid Venting Using One 90 ° Elbow Figu[...]

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. 6' max. 18' max. 8' min. 8' min. 20' max. 20' max. 8' max. 20[...]

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). Whenever possible, use 45 ° elbows instead of 90 ° elbows. T[...]

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 24 - Installed Cathedral Ceiling Support Box Vertical Termination Configurations Figures 25 through 28 show four different configurations for vertical [...]

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. 6' max. 6' min. 12' max. 7' [...]

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. When installing this fireplace at an elevation above 2000 feet (in the USA), you may need to decrease the[...]

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. Also for clarity the firebox is sho[...]

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). WARNING: Failure to position the parts in accor[...]

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. Inter- nally-tinned copper tubing may be used in certain areas. C[...]

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 . 2. Cap of f open end of gas pipe where manual shutoff valve[...]

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 (3.5 kPa) 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 g[...]

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. 1. Open[...]

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. 1. Remove the upper louver panel by lift- ing upwar[...]

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. CAUTION: Always handle brick panels with two h[...]

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. 1 Figure 50 - Installing Log Assembly No. 2 Figure 51 - Installing[...]

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. When lighting the pilot, follo w these instructions exactly . B . BEFORE LIGHTING smell al[...]

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 Figure 55 - Hand-Held Thermostat Remote Control Unit Selections (GHRCT) Increases Room Temperature Decreases Room Temperature Turns Burners On and Off Sh[...]

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". This can be dangerous. Inspect[...]

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. • Use a vacuum cleaner or small, soft bristled brush to remove exces[...]

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. This can damage pilot unit. POSSIBLE CAUSE 1. Igni[...]

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 Slight smoke or odor during initial operation Heater produces a whistling noise when burner is lit Glass soots Fireplace produces a clicking/ticking noi[...]

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. Follow the gas supplier’s instructions. • If you cannot re[...]

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 • fireplace will not produce specified heat • propane/LP gas supply might be low (propane/LP units only) When Gas Quality Is Bad: • pilot will not stay [...]

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. BRASS PERIMETER TRIM KIT CD9037(37")/CD9041([...]

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 14 15 16 17 18 19 20 21 22 23 24 25 26 27 29 30 31 6 6 38 32 33 34 35 59 36 33 37 39-2 39-3 39-1 42 43 45 48 47 46 49 50 51 52 53 54 54 55 55 55 55 6[...]

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. 1 104547-02 Top Outer Casing-37" 1 104547-01 Top Outer Casing-41&qu[...]

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 14 15 16 17 18 19 20 21 22 23 24 25 26 27 29 30 31 6 6 38 32 33 34 35 59 36 33 37 39-2 39-3 39-1 42 43 45 48 47 46 49 50 51 52 53 54 54 55 55 55 55 6[...]

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-41" 1 3 104548-02 Bottom Outer Casing-37" 1 104548-01 Bottom Outer Casing-41" 1 4 104479-04BR Firebox Assembly-37" 1 104479-01BR [...]

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. To make a claim under this warranty the [...]