Vanguard Heating UNVENTED (VENT-FREE) NATURAL GAS LOG HEATER manuale d’uso

Save this manual for future reference WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury, or loss of life. — Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. — WHAT TO DO IF YOU SMELL GAS •[...]

2 105273 UNVENTED NA TURAL GAS LOG HEA TER V ANGUARD FLAME MAX ® 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. 2. 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 p[...]

3 105273 OWNER’S MANUAL PRODUCT IDENTIFICA TION Figure 1 - Product Identification Flame-Max ® Golden Oak Logs PRODUCT FEA TURES OPERATION This heater is clean burning. It requires no outside venting. There is no heat loss out a vent or up a chimney. Heat is generated by realistic, dancing yellow flames. This heater is designed for vent-free oper[...]

4 105273 UNVENTED NA TURAL GAS LOG HEA TER V ANGUARD FLAME MAX ® PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code. NFPA 54/ANS Z223.1, Sec- tion 5.3, Air for Combustion and Ventilation. All spaces in homes fall into one of the three following ventilation classifications: 1. Unusually Tight Construction 2. Uncon[...]

5 105273 OWNER’S MANUAL DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have a confined or unconfined space. Space: Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilation grills between the ro[...]

6 105273 UNVENTED NA TURAL GAS LOG HEA TER V ANGUARD FLAME MAX ® AIR FOR COMBUSTION AND VENTILA TION Continued Figure 3 - Ventilation Air from Outdoors Figure 2 - Ventilation Air from Inside Building Outlet Air Ventilated Attic Outlet Air Inlet Air Inlet Air Ventilated Crawl Space To Crawl Space To Attic Or Remove Door into Adjoining Room, Option [...]

7 105273 OWNER’S MANUAL WARNING: Never install the heater • in a bedroom or bathroom un- less installed as a vented ap- pliance (see page 10) • in a recreational vehicle • where curtains, furniture, clothing, or other flammable objects are less than 42 inches from the front, top, or sides of the heater • in high traffic areas • in windy[...]

8 105273 UNVENTED NA TURAL GAS LOG HEA TER V ANGUARD FLAME MAX ® Minimum Noncombustible Material Clearances If Not Using Mantel Note: If using a mantel, proceed to If Using Mantel . If not using a mantel, follow the information below. You must have noncombustible material(s) above the fireplace opening. Noncombus- tible materials (such as slate, m[...]

9 105273 OWNER’S MANUAL INST ALLA TION Continued Figure 6 - Minimum Mantel Clearances Without Using Hood Figure 7 - Minimum Mantel Clearances When Using Hood Continued MANTEL CLEARANCES In addition to meeting noncombustible ma - terial clearances, you must also meet re- quired clearances between fireplace opening and mantel shelf. If you do not m[...]

10 105273 UNVENTED NA TURAL GAS LOG HEA TER V ANGUARD FLAME MAX ® Area of Various Standard Round Flues Diameter (ins.) Area (sq. ins.) 5" 20 sq. inches 6" 29 sq. inches 7" 39 sq. inches 8" 51 sq. inches INSTALLING HEATER BASE ASSEMBLY WARNING: You must secure this heater to fireplace floor. If not, heater will move when you adj[...]

11 105273 OWNER’S MANUAL Figure 11 - Attaching Flexible Gas Hose to Heater Figure 12 - Attaching Base Assembly to Fireplace Floor Fitting Flexible Gas Hose (if allowed by local codes) Masonry Screw Mounting Flanges INST ALLA TION Continued Installation Items Needed • hardware package (provided with heater) • approved flexible gas hose (not pr[...]

12 105273 UNVENTED NA TURAL GAS LOG HEA TER V ANGUARD FLAME MAX ® INST ALLA TION Continued CONNECTING TO GAS SUPPLY NOTICE: A qualified service per- son must connect heater to gas supply. Follow all local codes. Installation Items Needed Before installing heater, make sure you have the items listed below. • piping (check local codes) • sealant[...]

13 105273 OWNER’S MANUAL Test Pressures Equal To or Less Than 1/2 PSIG 1. Close manual shutoff valve (see Fig- ure 14). 2. Pressurize supply piping system by ei- ther using compressed air or opening main gas valve located on or near gas meter . 3 . Check all joints from gas meter to manual shutoff valve (see Figure 15). Apply mixture of liquid so[...]

14 105273 UNVENTED NA TURAL GAS LOG HEA TER V ANGUARD FLAME MAX ® It is very important to install the logs exactly as instructed. Do not modify logs. Only use logs supplied with heater. 1. Place one-piece log set on grate to fit as illustrated in Figure 16. Make sure middle section at bottom of log set is seated into "U"-shaped cutout in[...]

15 105273 OWNER’S MANUAL LIGHTING INSTRUCTIONS OPERA TING HEA TER FOR YOUR SAFETY READ BEFORE LIGHTING 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 [...]

16 105273 UNVENTED NA TURAL GAS LOG HEA TER V ANGUARD FLAME MAX ® Ignitor Electrode Pilot Burner Figure 19 - Pilot CAUTION: Do not try to adjust heating levels by using the manual shutoff valve. WARNING: Make sure the selector switch is in the OFF po- sition when you are away from home for long periods of time. Heater will come on automati- cally [...]

17 105273 OWNER’S MANUAL ON OFF REMOTE O F F P I L O T O N L O I H TEMP ST ATUS HI LO MAN ON AUT O OFF Increases Room Temperature Decreases Room Temperature Turns Burner On and Off Shows Current Operation Mode Shows Temperature Setting Allows Burner to be Turned On and Off with the Hand- Held Remote Unit. Figure 21 - Thermostat Hand-Held Remote C[...]

18 105273 UNVENTED NA TURAL GAS LOG HEA TER V ANGUARD FLAME MAX ® CLEANING AND MAINTENANCE WARNING: Turn off heater and let cool before cleaning. CAUTION: You must keep control areas, burner, and circu- lating air passageways of heater clean. Inspect these areas of heater before each use. Have heater inspected yearly by a quali- fied service perso[...]

19 105273 OWNER’S MANUAL TROUBLESHOOTING 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 ODS/pilot. This can damage ODS/ pilot unit. POSSIBLE CAUSE 1. Ignitor electrode not connected to igni- tor cable 2. Ignitor[...]

20 105273 UNVENTED NA TURAL GAS LOG HEA TER V ANGUARD FLAME MAX ® OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delayed ignition burner Burner backfiring during combustion Slight smoke or odor during initial operation Moisture/condensation noticed on windows Heater produces a whistling noise when burner is lit White powder residue [...]

21 105273 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 cannot reach your gas supplier, cal[...]

22 105273 UNVENTED NA TURAL GAS LOG HEA TER V ANGUARD FLAME MAX ® ILLUSTRA TED PA R T S BREAKDOWN FLAME-MAX ® GOLDEN OAK LOG MODELS VYD18NRA, VYD24NRA, VYD30NRA, AND VYD36NR 4 13 13 14 22 13 8 18 7 6 9 1 12 5 16 15 17 3 11 2 10 24 23 23 19 19 20 21 26 25 O F F P I L O T O N H I L O O F F P I L O T O N H I L O * Note: The Golden Oak Log (104254-01[...]

23 105273 OWNER’S MANUAL P ARTS LIST VYD18NRA, VYD24NRA, VYD30NRA, AND VYD36NR This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 24 of this manual. KEY PART NUMBER FOR NO. VYD18NRA VYD24NRA VYD30NRA VYD36NR DESCRIPTION QTY. 1 105268-01 105268-02 105268-03 [...]

24 105273 UNVENTED NA TURAL GAS LOG HEA TER V ANGUARD FLAME MAX ® REPLACEMENT PA R T S Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty. PARTS UNDER WARRANTY Contact authorized dealers of this product. If they can’t supply original replacement part(s), call DESA International?[...]

25 105273 OWNER’S MANUAL ACCESSORIES Purchase these heater accessories from your local dealer. If they can not supply these accessories, call DESA International’s Parts Department at 1-800-972-7879 for referral information. You can also write to the ad- dress listed on the back page of this manual. DAMPER CLAMP - GA6080 (Not Shown) Permanently [...]

LIMITED WARRANTY VENT-FREE NATURAL GAS LOG HEATERS 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 instructions. To make a claim under this [...]