DesaメーカーDNV25NBの使用説明書/サービス説明書
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Save this manual for future reference. D YNA VENT WINDOW W ALL FURNACE DIRECT -VENT NA TURAL GAS HEA TER OWNER’S OPERA TION AND INST ALLA TION MANUAL SOLID STATE IGNITION 50 60 70 80 90 50 60 70.
2 201835 DIRECT -VENT NA TURAL GAS HEA TER DYNA VENT ® gases will result. Carbon monoxide poisoning from backed-up flue gases could occur . The State of California lists carbon monoxide as a reproduc- tive toxin under Proposition 65.
3 201835 OWNER’S MANUAL LOCAL CODES Install and use furnace with care. Follow all local codes. In the absence of local codes, use the latest edition of the following: • National Fuel Gas Code ANS Z223.1 , also known as NFP A 54 * (USA) • National Electric Code ANS/NFP A 70* • CAN/CGA-B149[.
4 201835 DIRECT -VENT NA TURAL GAS HEA TER DYNA VENT ® 6" Minimum Adjacent Side Wall Ceiling Finished Floor, Carpet, Tile, etc. 12" Minimum 12" Minimum Figure 1 - Mounting Clearances as Viewed from Front of Furnace The clearance between the cabinet and the wall it passes through is 0 inches.
5 201835 OWNER’S MANUAL CREATING WALL OPENING AND MOUNTING FURNACE Remove furnace front cover. Remove the two screws at the lower edges of front cover. Lift front cover away. Installing in Normal Frame Wall The 25,000 BTU/Hr model is designed to fit between two wall studs set at 16 inch on center.
6 201835 DIRECT -VENT NA TURAL GAS HEA TER DYNA VENT ® Locating Thermostat on Wall 1. Locate thermostat 4 1 / 2 to 5 feet above the floor on an inside wall away from any heat sources.
7 201835 OWNER’S MANUAL 10. Feed thermostat wires from attic to furnace through 1/2" hole in ceiling wall plate. 1 1. Connect thermostat wires from attic to thermostat wires on furnace. Connect red wires together , then connect white wires together .
8 201835 DIRECT -VENT NA TURAL GAS HEA TER DYNA VENT ® WARNING: Never use an open flame to check for a leak. Apply a mixture of liquid soap and water to all joints.
9 201835 OWNER’S MANUAL Providing Gas Piping to Furnace You must provide gas piping from gas source to furnace. The gas piping must be in a vertical position where it connects to the furnace. This prevents interference with front cover installation.
10 201835 DIRECT -VENT NA TURAL GAS HEA TER DYNA VENT ® INST ALLA TION (Continued) CHECKING GAS CONNECTIONS WARNING: Test all gas pip- ing and connections for leaks after installation or servicing. Correct all leaks at once. WARNING: Never use an open flame to check for a leak.
11 201835 OWNER’S MANUAL O POSI P O Off Position On Position Figure 16 - Equipment Shutoff Valve Test Pressures Equal To or Less Than 1/2 PSIG (3.5 kPa) 1. Close equipment shutoff valve (see Fig- ure 16). 2. Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter .
12 201835 DIRECT -VENT NA TURAL GAS HEA TER DYNA VENT ® WARNING: Furnace burner, combustion chamber, and ex- haust port are very hot during operation. Keep children and adults away from hot surfaces to avoid burns and clothing igni- tion. Carefully supervise young children when they are in the same room as furnace.
13 201835 OWNER’S MANUAL OPERA TING FURNACE (Continued) 1. Set thermostat to lowest setting 2. T urn equipment gas v alve clockwise to OFF position. Do not for ce equipment gas valve. 3. Unplug furnace if service is to be per - for med. To Shut Down Furnace for an Extended Period of Time 1.
14 201835 DIRECT -VENT NA TURAL GAS HEA TER DYNA VENT ® WARNING: Turn off and un- plug furnace and let cool before cleaning. Turn equipment shutoff valve to OFF position.
15 201835 OWNER’S MANUAL TROUBLESHOOTING WARNING: Turn off and unplug furnace and let cool before servic- ing. Unless you need gas supply for testing, shut off equipment shutoff valve before servicing. Only a qualified service person should service and repair furnace.
16 201835 DIRECT -VENT NA TURAL GAS HEA TER DYNA VENT ® TROUBLESHOOTING Continued www.desatech.com The electronic system is made up of two parts: the ignition control and the glo bar. The ignition control is the brain of the elec- tronic system. It has several functions: 1.
17 201835 OWNER’S MANUAL www.desatech.com OBSERVED PROBLEM Ignition failures POSSIBLE CAUSE 1. Glo bar will not glow - with blower run- ning and microswitch engaged 2. Glo bar glows but burner will not come on 3. Glo bar operating and gas valve open- ing but burner will not light 4.
18 201835 DIRECT -VENT NA TURAL GAS HEA TER DYNA VENT ® www.desatech.com OBSERVED PROBLEM Ignition failures Excessive noise Main burner will not cycle off Furnace will not operate POSSIBLE CAUSE 5. Burner cycles off and glo bar comes on immediately , check the following: 1.
19 201835 OWNER’S MANUAL 1 2 3 4 5 6 7 Junction Box Black Green ▲ White Black White White Black Transformer White Brown Brown Black Motor Green 370 V.
20 201835 DIRECT -VENT NA TURAL GAS HEA TER DYNA VENT ® These Parts Centrals are privately owned businesses. They have agreed to support our customer’s needs by providing original replacement parts and accessories. For certain parts, some Parts Centrals may refer you to a dealer in your area.
21 201835 OWNER’S MANUAL KEY PART NO. NUMBER DESCRIPTION QTY. 1 030643 Front Cover Assembly 1 2 121520 Screw, #8 x 3/8" ** 2 3 191240 Front Cover Trim* 1 4 160912 Thermostat 1 5 100892 Cabinet .
22 201835 DIRECT -VENT NA TURAL GAS HEA TER DYNA VENT ® ILLUSTRA TED P AR TS LIST CABINET ASSEMBLY 40,000 BTU/HR MODEL This list contains replaceable parts used in your furnace. When ordering parts, follow the instructions listed under Replacement Parts on page 19 of this manual.
23 201835 OWNER’S MANUAL ILLUSTRA TED P AR TS LIST COMBUSTION CHAMBER ASSEMBLY 25,000 BTU/HR MODEL This list contains replaceable parts used in your furnace. When ordering parts, follow the instructions listed under Replacement Parts on page 19 of this manual.
24 201835 DIRECT -VENT NA TURAL GAS HEA TER DYNA VENT ® ILLUSTRA TED P AR TS LIST COMBUSTION CHAMBER ASSEMBLY 40,000 BTU/HR MODEL This list contains replaceable parts used in your furnace. When ordering parts, follow the instructions listed under Replacement Parts on page 19 of this manual.
25 201835 OWNER’S MANUAL ILLUSTRA TED P AR TS LIST BURNER ASSEMBLY 25,000 BTU/HR MODEL This list contains replaceable parts used in your furnace. When ordering parts, follow the instructions listed under Replacement Parts on page 19 of this manual. 1 2 3 4 5 6 7 8 9 10 11 12 KEY PART NO.
26 201835 DIRECT -VENT NA TURAL GAS HEA TER DYNA VENT ® ILLUSTRA TED P AR TS LIST BURNER ASSEMBLY 40,000 BTU/HR MODEL This list contains replaceable parts used in your furnace. When ordering parts, follow the instructions listed under Replacement Parts on page 19 of this manual.
27 201835 OWNER’S MANUAL ILLUSTRA TED P AR TS LIST BLOWER ASSEMBLY 25,000 BTU/HR MODEL This list contains replaceable parts used in your furnace. When ordering parts, follow the instructions listed under Replacement Parts on page 19 of this manual. KEY PART NO.
28 201835 DIRECT -VENT NA TURAL GAS HEA TER DYNA VENT ® ILLUSTRA TED P AR TS LIST BLOWER ASSEMBLY 40,000 BTU/HR MODEL This list contains replaceable parts used in your furnace. When ordering parts, follow the instructions listed under Replacement Parts on page 19 of this manual.
29 201835 OWNER’S MANUAL NOTES _______________________________________________________________________________________________ _______________________________________________________________________.
201835 Rev. F 03/00 LIMITED WARRANTY DYNAVENT GAS WALL FURNACE DESA International warrants this product to be free from defects in materials and components for one (1) year and five (5) years on the c.
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Desa DNV25NB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 DNV25NB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 DNV25NB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 DNV25NB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 DNV25NB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 DNV25NB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 DNV25NB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 DNV25NB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。
