DesaメーカーVF-18N-MHdの使用説明書/サービス説明書
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For more information, visit www .desatech.com W ARNING: If the information in this manual is not fol- .
www .desatech.com 1 16986-01B 2 - .
www .desatech.com 1 16986-01B 3 W ARNING: Do not allow fans .
www .desatech.com 1 16986-01B 4 1. This ap plia nce is only for us e wi th t he type of ga s indi ca te d on the rat in g plat e. This ap pli ance is n ot conv erti ble for use wit h ot her gas es. 2. Do not place propane/LP supply tank(s) in - side any structure.
www .desatech.com 1 16986-01B 5 LOCAL CODES Install and use heater with care. Follow all local codes. In the absence of local codes, use the lat - est edition of The National Fuel Gas Code ANSI Z223.1/NFP A 54 *. *A vailable from: American National Standards Institute, Inc.
www .desatech.com 1 16986-01B 6 construction where: .
www .desatech.com 1 16986-01B 7 AIR FOR COMB USTION AND VENTILA TION Continued If the actual Btu/Hr used is les s than th e maxim um Bt u/ Hr th e spa ce ca n sup port , the space is an uncon - ned space. Y ou will need no additional fresh air ventilation.
www .desatech.com 1 16986-01B 8 INST ALLA TION NOTICE: This heater is intended .
www .desatech.com 1 16986-01B 9 INST ALLA TION AND CLEARANCES W ARNING: Maintain the .
www .desatech.com 1 16986-01B 10 Figure 6 - Minimum Mantel Clearances Without Using Hood Minimum Noncombustible Material Minimum Noncombustible Material Height Distances to Underside of Mantel T op of.
www .desatech.com 1 16986-01B 1 1 MANTEL CLEARANCES In addition to meeting noncombustible material clea ranc es, you must also meet requir ed cleara nces between replace openings and mantel shelf on each side of the replace. If you do not meet the clearances listed below , you will need a hood.
www .desatech.com 1 16986-01B 12 .
www .desatech.com 1 16986-01B 13 W e recommend that you install a sediment trap in supp ly line as shown in Fig ure 12. Locate sed imen t trap where it is within reach for cleaning. Install in piping system between fuel supply and heater . Locate sediment trap where trapped matter is not likel y to freeze.
www .desatech.com 1 16986-01B 14 INST ALLA TION Continued 4. Check all joints from equipment shutoff valve to control valve (see Figure 14 or 15). Apply noncorrosive leak detection uid to all joints. Bubbles forming show a leak. 5. Correct all leaks at once.
www .desatech.com 1 16986-01B 15 OPERA TING HEA TER FOR YOUR SAFETY W ARNING: If you do not fol- low these instructions exactly , .
www .desatech.com 1 16986-01B 16 6. Pr ess the butt ons and at the same time . A short acoust ic signal con rms the star t s eque nce has beg un. F ur th er sh ort aco us ti c sig na ls (0. 2 sec ., 1 Hz ) in di ca te th e ig niti on pr oce ss un ti l it is com - pl et ed and mai n ga s o ws.
www .desatech.com 1 16986-01B 17 OPERA TING HEA TER Continued • Timer: The timer mode ( TIMER ) operates much like the temperature mode above. The timer setting allows you to set specic times for on and off. (There are 2 burner on and 2 burner off cycles every 24 hours.
www .desatech.com 1 16986-01B 18 1. Disconnect ignitor cable from receiver and connect to Piezo Ignitor T ab (see Figure 18, page 17 and W iring Diagram on page 24).
www .desatech.com 1 16986-01B 19 Figure 22 shows correct burner ame pattern. .
www .desatech.com 1 16986-01B 20 1. Remove two screws from back of unit that attach main log assembly to base assembly (see Figure 24). 2 . Remove screws from left and right side of front log assembly to remove from base as - sembly (see Figure 24). 3.
www .desatech.com 1 16986-01B 21 TROUBLESHOO TING .
www .desatech.com 1 16986-01B 22 TROUBLESHOO TING Continued Burner backring during com - bustion Orange ame in burner during burner combustion Sl.
www .desatech.com 1 16986-01B 23 TROUBLESHOO TING Continued .
www .desatech.com 1 16986-01B 24 WIRING DIAGRAM SP ARK SP ARK Pilot 4 AA Batteries ON/OFF Switch Thermocurrent Interrupter Block SW SW TC TC Battery Compartment MA GR MO SW P ANEL Receiver Antenna Ign.
www .desatech.com 1 16986-01B 25 Fo r all mod el s. Equipmen t shutof f valve with 1/8" NPT tap.
www .desatech.com 1 16986-01B 26 ILL USTRA TED P ARTS BREAKDOWN .
www .desatech.com 1 16986-01B 27 P ARTS LIST This list contains replaceable parts used in your heater . When ordering parts, follow the instructions listed under Replacement Parts on page 25 of this manual.
2701 Industrial Drive P .O. Box 90004 Bowling Green, KY 42102-9004 www .desatech.com NOT A UPC WARRANTY INFORMA TION KEEP THIS WARRANTY Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory . W e reserve the right to amend these specications at any time without notice.
デバイスDesa VF-18N-MHdの購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Desa VF-18N-MHdをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはDesa VF-18N-MHdの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Desa VF-18N-MHdの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Desa VF-18N-MHdで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Desa VF-18N-MHdを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はDesa VF-18N-MHdの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Desa VF-18N-MHdに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちDesa VF-18N-MHdデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
