Manuel d'utilisation / d'entretien du produit GVC35NA du fabricant Desa
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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, per- sonal injury, or loss of life. FOR YOUR SAFETY — Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
2 100749 CONTENTS SECTION PAGE Safety Information ......................................................................... 3 Product Identification .................................................................... 5 Local Codes ...................
3 100749 SAFETY INFORMA TION W ARNINGS IMPORTANT: Read this owner’s manual carefully and completely be- fore trying to assemble, operate, or service this heater. Improper use of this heater can cause serious injury or death from burns, fire, explosion, electrical shock, and carbon monoxide poisoning.
4 100749 SAFETY INFORMA TION Continued W ARNINGS Continued 6. Provide the following minimum heater clearances from combustibles (as viewed from the front of heater): Front: 48 inches Back: 6 inches Top: 53 inches Right Side: 12 inches Left Side: 6 inches 7.
5 100749 PRODUCT IDENTIFICA TION Figure 1 - Vented Natural Gas Heater Lower Front Access Panel Ignitor Button Control Knob Figure 2 - Vented Natural Gas Heater, Rear View Draft Hood Outlet for Venting.
6 100749 Install and use heater with care. Follow all local codes. In the absence of local codes, use the latest edition of the following: • National Fuel Gas Code ANSI Z223.
7 100749 INST ALLING HEA TER Continued LOCATING HEATER W ARNING Maintain the minimum clearances shown in Figure 3, below. If you can, provide greater clearances.
8 100749 Note: Venting/chimney materials are not supplied with heater. VENTING HEATER INST ALLING HEA TER Continued W ARNING When venting this heater, follow the safety information listed below. • Never vent heater to another room or inside a build- ing.
9 100749 INST ALLING HEA TER Continued VENTING HEATER (continued) W ARNING Do not vent heater in any of the following ways (see Figure 4). Heater must be vented to the out- doors.
10 100749 VENTING HEATER (continued) INST ALLING HEA TER Continued Proper Size Vent To safely vent heater, the vent connector pipe must be the same diameter as the draft hood outlet on the rear of the heater. Pipe that is too small can cause flue gas to spill from the heater.
11 100749 INST ALLING HEA TER Continued CONNECTING TO GAS SUPPLY W ARNING A qualified service person must connect heater to gas supply. Follow all local codes. W ARNING Never connect heater to private (non-utility) gas wells. This gas is commonly known as well-head gas.
12 100749 Figure 7 - Gas Connection * An A.G.A. design-certified manual shutoff valve with 1/8" NPT tap is an acceptable alternative to test gauge connection. Purchase the optional A.G.A. design-certified manual shutoff valve from your dealer. See Accessories , page 31.
13 100749 INST ALLING HEA TER Continued CHECKING GAS CONNECTIONS W ARNING Test all gas piping and connections for leaks after install- ing or servicing. Correct all leaks at once. Pressure Testing Gas Supply Piping System Test Pressures In Excess of 1/2 PSIG 1.
14 100749 FRESH AIR FOR COMBUSTION AND VENTILA TION W ARNING This heater must have fresh air for proper operation. If not, poor fuel combustion and improper venting of flue gases will result. Carbon monoxide poisoning from backed-up flue gases could occur.
15 100749 FRESH AIR FOR COMBUSTION AND VENTILA TION Continued DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Example 1: Locating Heater in Unconfined (Open) Area NOTICE An unconfined area has a minimum air volume of 50 cubic feet for each 1000 BTU/Hr input rating of all appliances in the area (cubic feet equals length x width x height of area).
16 100749 FRESH AIR FOR COMBUSTION AND VENTILA TION Continued Figure 10 - Ventilation Air from Outdoors Draft Hood Spillage: This is a hazardous situation.
17 100749 FRESH AIR FOR COMBUSTION AND VENTILA TION Continued After providing ventilation between rooms, check for draft hood spillage (see Draft Hood Spillage Test , page 15). If draft hood spillage still occurs, provide more ventilation between rooms or provide permanent ventilation from outdoors.
18 100749 OPERA TING HEA TER A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these instructions exactly. B. BEFORE LIGHTING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor.
19 100749 5. Wait five (5) minutes to clear out any gas. Then smell for gas, including near the floor. If you smell gas, STOP! Follow “B” in the safety information at the top of page 18. If you don’t smell gas, go to the next step. 6. Remove lower front access panel on heater.
20 100749 MANUAL LIGHTING PROCEDURE 1. Remove lower front access panel on heater. 2. Locate pilot. Pilot is attached to the front of burner. 3. Follow steps 1 through 7 under Lighting Instructions , pages 18 and 19. 4. With control knob depressed, strike match.
21 100749 INSPECTING PILOT AND BURNER FLAME Check pilot flame pattern and burner flame pattern often. PILOT FLAME PATTERN Figure 14 shows a correct pilot flame pattern. Figure 15 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple.
22 100749 Figure 16 - Correct Burner Flame Pattern Sharp Blue Flame INSPECTING PILOT AND BURNER FLAME Continued High Yellow Flame Flame Lifting Off of Burner Figure 17 - Incorrect Burner Flame Patterns If burner flame pattern is incorrect, as shown in Figure 17.
23 100749 W ARNING Turn off heater and let cool before cleaning or servicing. W ARNING Keep heater clear and free from combustible materials, gasoline, and other flammable vapors and liquids. CAUTION You must keep control areas, burner, and circulating air passageways of heater clean.
24 100749 TROUBLE- SHOOTING Note: All troubleshooting items are listed in order of operation. W ARNING Turn off and unplug heater and let cool before servicing. Unless you need gas supply for testing, shut off manual shutoff valve before servicing. Only a qualified service person should service and repair heater and venting system.
25 100749 TROUBLE- SHOOTING Continued REMEDY 1. Fully open manual shut-off valve. 2. Press in control knob fully. 3. After pilot lights, keep control knob pressed in 30 seconds. 4 . Wait one minute for safety interlock system to reset. Repeat ignition.
26 100749 TROUBLE- SHOOTING Continued OBSERVED PROBLEM Burner backfiring during combustion. Yellow flame during burner combustion. Slight smoke or odor during initial opera- tion. Burner fails to respond to thermo- stat. Heater produces a whistling noise when burner is lit.
27 100749 TROUBLE- SHOOTING Continued W ARNING 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.
28 100749 SER VICE PROCEDURES W ARNING Turn off and unplug heater and let cool before servicing. Unless you need gas supply for testing, shut off manual shutoff valve before servicing. Only a qualified service person should service and repair heater and venting system.
29 100749 SER VICE PROCEDURES Continued Removing Burner 1. Shut off gas supply to heater. 2. Remove lower front access panel on heater. 3. Disconnect burner tube from orifice holder (see Figure 19). 4. Remove orifice holder from burner (see Figure 19).
30 100749 SER VICE PROCEDURES Continued Changing Burner Orifice 1. Shut off gas supply to heater. 2. Remove lower front access panel on heater. 3. Disconnect burner tube from orifice holder (see Figure 20). 4. Remove orifice holder from burner (see Figure 20).
31 100749 TECHNICAL SER VICE You may have further questions about installation, operation, or troubleshooting. If so, contact DESA International’s Technical Service Department at 1-800-323- 5190. ACCESSORIES Purchase these heater accessories from your local dealer.
32 100749 Note: Use only original replacement parts. This will protect your warranty cover- age for parts replaced under warranty. Parts Under Warranty Contact Vanguard dealer or call DESA International’s Technical Service Depart- ment at 1-800-323-5190.
33 100749 This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Ordering Replacement Parts on page 32 of this manual. ILLUSTRA TED P ARTS LIST Cabinet Assembly 1 2 5 3 4 5 6 5 7 8 PART NUMBER FOR KEY NO.
34 100749 ILLUSTRA TED P ARTS LIST Burner Assembly 11 10 8 19 18 17 16 15 14 12 13 9 7 6 5 4 3 2 1 35 Model Only 6 50 and 65 Models 11 20 21 17 16 4 24 23 26 25 22 27 7.
35 100749 P ARTS LIST Burner Assembly This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Ordering Replacement Parts on page 32 of this manual. PART NUMBER FOR KEY NO. GVC65NA GVC50NA GVC35NA DESCRIPTION QTY.
W ARRANTY INFORMA TION 100749-01 REV. D 12/94 Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard written warranty.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Desa GVC35NA c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Desa GVC35NA - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Desa GVC35NA, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Desa GVC35NA va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Desa GVC35NA, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Desa GVC35NA.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Desa GVC35NA. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Desa GVC35NA ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
