Direct-vent fireplace ® owner’s operation and installation manual natural gas model bhdv34nb propane/lp gas model bhdv34pb 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 pho...
2 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb safety information 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,...
3 106516 owner’s manual product identification 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 fro...
4 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb fireplace size d x fw x rw 34" 18 1 / 2 " 34 3 / 8 " 14" pre-installation preparation location and space requirements determine the safest and most efficient loca- tion for your vanguard direct-vent fireplace. Make sure that...
5 106516 owner’s manual 29" 13" 12 5 / 8 " 34 3 / 8 " 35 1 / 16 " 58" 9 1 / 4 " 41" nailing tabs pre-installation preparation continued figure 6 - framing clearances for corner installation location of vent termination when locating vent termination, it is impor- tant to observe the minimum clearanc...
6 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb 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 termination cap air supply inlet gas meter restricted area (termination prohibited) a = clearance above ...
7 106516 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, prope...
8 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb 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...
9 106516 owner’s manual up up venting installation continued (framing detail) 10" (254mm) 10" (254mm) 7 1 / 2 " (190mm) vent opening combustible wall vent opening noncombustible wall figure 12 - vent opening requirements continued 3. Attach vent pipe assembly to the fire- place. Set fireplace in fro...
10 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb venting installation continued up up horizontal venting vertical (v) horizontal (h) 37" min. 10" max. Figure 16 - horizontal termination con- figuration for rigid venting figure 17 - horizontal termination configuration for...
11 106516 owner’s manual venting installation continued up venting with two 90 ° elbows vertical (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' max. Venting with two 9...
12 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb 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 possib...
13 106516 owner’s manual venting installation 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 sh...
14 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb vertical venting v = 40' max. Figure 28 - vertical rigid venting con- figuration with no horizontal run venting installation continued venting with two 90 ° elbows vertical (v 1 ) horizontal (h) 5' min. 6' max. 6' min. 12' ...
15 106516 owner’s manual venting installation continued high altitude installation your vanguard direct-vent fireplace has been aga tested and approved for eleva- tions from 0-2000 feet and cga certified for elevations from 0-4500 feet. When installing this fireplace at an elevation above 2000 feet ...
16 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb 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 ...
17 106516 owner’s manual fireplace installation continued warning: never touch the blower wheel while in operation. 10. Peel off 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 (see figure 33). Warn...
18 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb figure 35 - gas connection * the csa/aga design-certified equipment shutoff valve may be supplied with the appliance or you can purchase it from your dealer. Caution: use only new, black iron or steel pipe. Inter- nally-tin...
19 106516 owner’s manual pressure testing gas supply piping system test pressures in excess of 1/2 psig (3.5 kpa) 1. Disconnect appliance with its appli- ance main gas valve (control valve) and equipment shutoff valve from gas supply piping system. Pressures in excess of 1/2 psig (3.5 kpa) will dam-...
20 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb fireplace installation continued test pressures equal to or less than 1/2 psig (3.5 kpa) 1. Close equipment shutoff valve (see fig- ure 37). 2. Pressurize supply piping system by ei- ther opening propane/lp supply tank valv...
21 106516 owner’s manual t w r fireplace installation 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! Ele...
22 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb 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. Re...
23 106516 owner’s manual installing optional brick liner d8037a 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 dealer or see accessories, pages 34 and 35. ...
24 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb warning: the glass door must be securely in place before running this fireplace. Do not run this fireplace if glass is missing or broken. Each log is marked with a number. These numbers will help you identify the log when i...
25 106516 owner’s manual o f f pi lot o n l o i h operating 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 ...
26 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb 1. After lighting, let pilot flame burn for about one minute. Turn gas control knob on the control valve to on posi- tion. Turn variable control knob any- where between warmer and cooler. Slide the selector switch to the re...
27 106516 owner’s manual inspecting burners check pilot flame pattern and burner flame patterns often. Pilot assembly the pilot assembly is factory preset for the proper flame height. Alterations may have occurred during shipping and handling. Call a qualified service person to readjust the pilot if...
28 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb 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 s...
29 106516 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. Th...
30 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb 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 ...
31 106516 owner’s manual 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 c...
32 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb service 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 qua...
33 106516 owner’s manual specifications bhdv34nb bhdv34pb 17,000/24,000 btu/hr 17,000/22,000 btu/hr gas type natural propane/lp ignition piezo piezo manifold pressure 3.5" w.C. 10.0" w.C. Minimum inlet supply pressure 4.5" w.C. 11.0" w.C. Thermal efficiency 70% 70% dimension, inches/mm (hxwxd) firep...
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35 106516 owner’s manual manual blower kit ga3700 manual-variable control blower accessory. Thermostatically- controlled blower kit da3610ta provides better heat distribution. Blower turns off and on automatically, as needed. Complete installation and operation instruc- tions included in this manual...
36 106516 direct-vent fireplace (natural/propane/lp) ® bhdv34nb and bhdv34pb illustrated parts breakdown bhdv34nb bhdv34pb 48 31-3 1 2 3 4 6 6 36 5 5 6 5 11 (included in hardware pack) 7 7 8 10 9 12 13 14 15 16 17 18 19 20 32 21 22 23 24 25 26 27 28 28 29 30 33 32 32 34 35 40 37 38 41 39 44 42 43 6 ...
37 106516 owner’s manual parts list direct-vent fireplace bhdv34nb bhdv34pb 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 104445-01 top outer c...
Limited warranty direct-vent fireplace desa international warrants this product to be free from defects in materials and components for four (4) years from the date of first purchase, provided that the product has been properly installed, operated and maintained in accordance with all applicable ins...
