Manuale d’uso / di manutenzione del prodotto GVR50PA del fabbricante Desa
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Save this manual for future reference . ® VENTED PROP ANE GAS HEA TERS OWNER’S OPERA TION AND INST ALLA TION MANUAL 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.
2 100791 CONTENTS SECTION PAGE Safety Information ......................................................................... 3 Product Identification .................................................................... 5 Local Codes ...................
3 100791 SAFETY INFORMA TION WARNING ICON G 001 W ARNINGS IMPORTANT: Read this owner’s manual carefully and completely before 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 100791 SAFETY INFORMA TION Continued WARNING ICON G001 W ARNINGS Continued 7. 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 8.
5 100791 PRODUCT IDENTIFICA TION Lower Front Access Panel Control Knob Blower Switch (on models equipped with blower) Ignitor Button Burner Radiants Figure 1 - Vented Propane Gas Heater, Radiant Front.
6 100791 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 100791 INST ALLING HEA TER Continued LOCATING HEATER WARNING ICON G001 W ARNING Maintain the minimum clearances shown in Figure 3, below. If you can, provide greater clearances. WARNING ICON G001 W ARNING Never install the heater • in a mobile home or a recreational vehicle.
8 100791 Note: Venting/chimney materials are not supplied with heater. VENTING HEATER INST ALLING HEA TER Continued WARNING ICON G001 W ARNING When venting this heater, follow the safety information listed below. • Never vent heater to another room or inside a build- ing.
9 100791 INST ALLING HEA TER Continued Heater must be vented to the out- doors. Never vent heater to another room or inside a building. The vertical section of vent pipe must extend at least two feet above the highest point of any roof within ten feet.
10 100791 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 100791 BULK PROPANE TANK VENT INST ALLING HEA TER Continued CONNECTING TO GAS SUPPLY WARNING ICON G 001 CAUTION Never connect heater directly to the propane supply. This heater requires an external regulator (not sup- plied). Install the external regulator between the heater and propane supply.
12 100791 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 37.
13 100791 INST ALLING HEA TER Continued CHECKING GAS CONNECTIONS Figure 8 - Manual Shutoff Valve P O On Position Off Position WARNING ICON G001 CAUTION Make sure external regulator has been installed be- tween propane supply and heater. See guidelines under Connecting to Gas Supply , page 11.
14 100791 INST ALLING HEA TER Continued INSTALLING RADIANTS WARNING ICON G001 W ARNING Carefully handle the glass panel. Glass edges are rounded and buffed to prevent cuts, however, chipped or broken sections of glass can present sharp edges. These sharp edges can cut skin.
15 100791 INST ALLING HEA TER Continued INSTALLING GLASS PANEL For Radiant Models Only 1. Locate the glass panel package inside the back of the heater. WARNING ICON G001 CAUTION Before installing glass panels, inspect the edges. If you notice any chips or cracks, do not install.
16 100791 INST ALLING HEA TER Continued Figure 12 - Inserting Top Edge of Glass Panel into Upper Glass Retaining Channel WARNING ICON G 001 CAUTION Make sure you insert top edge of glass panels into the upper glass retaining channel. Do not install glass panels with top edge of glass in front of the upper glass retaining channel.
17 100791 AIR FOR COMBUSTION AND VENTILA TION WARNING ICON G001 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.
18 100791 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).
19 100791 AIR FOR COMBUSTION AND VENTILA TION Continued Figure 15 - Ventilation Air from Outdoors Draft Hood Spillage: This is a hazardous situation. Draft hood spillage re- leases poisonous carbon monoxide gas into your home.
20 100791 AIR FOR COMBUSTION AND VENTILA TION Continued Example 2: Locating Heater in Confined (Closed) Area NOTICE A confined area has an air volume of less than 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).
21 100791 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.
22 100791 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 21. If you don’t smell gas, go to the next step. 6. Remove lower front access panel on heater.
23 100791 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 21 and 22. 4. With control knob depressed, strike match.
24 100791 INSPECTING PILOT AND BURNER FLAME Check pilot flame pattern and burner flame pattern often. PILOT FLAME PATTERN Figure 19 shows a correct pilot flame pattern. Figure 20 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple.
25 100791 Figure 21 - Correct Burner Flame Pattern Sharp Blue Flame Ragged Yellow Flame Flame Lifting Off of Burner Figure 22 - Incorrect Burner Flame Patterns If burner flame pattern is incorrect, as shown in Figure 22 • turn heater off (see To Turn Off Gas to Appliance , page 23) • see Troubleshooting , pages 27 through 31.
26 100791 WARNING ICON G 001 W ARNING Turn off heater and let cool before cleaning or servicing. WARNING ICON G 001 W ARNING Keep heater clear and free from combustible materials, gasoline, and other flammable vapors and liquids. WARNING ICON G 001 CAUTION You must keep control areas, burner, and circulating air passageways of heater clean.
27 100791 WARNING ICON G001 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.
28 100791 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.
29 100791 POSSIBLE CAUSE 1. Manifold pressure is too low. 2. Burner orifice is clogged. 1. Burner orifice is clogged or damaged. 2. Burner damaged. 3. Gas regulator defective. 4. Delayed ignition. 1. Not enough air. 2. Gas regulator defective. 1. Burner orifice is clogged or damaged.
30 100791 OBSERVED PROBLEM Burner fails to respond to thermo- stat. Heater produces a whistling noise when burner is lit. Heater produces a clicking/ticking noise just after burner is lit or shut off. REMEDY 1. Light pilot burner (see Lighting Instructions , page 21).
31 100791 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.
32 100791 SER VICE PROCEDURES WARNING ICON G 001 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.
33 100791 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 24). 4. Remove orifice holder from burner (see Figure 24).
34 100791 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 25). 4. Remove orifice holder from burner (see Figure 25).
35 100791 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.
36 100791 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.
37 100791 ACCESSORIES BLOWER KIT - PART NUMBER GA6010 For all models. Provides better heat distribution. Makes heater more efficient. Complete installation and operating instructions provided with blower. Purchase these heater accessories from your local dealer.
38 100791 ILLUSTRA TED P ARTS LIST Blower Assembly This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Ordering Replacement Parts on page 36 of this manual. 1 2 3 4 5 6 7 8 9 PART NUMBER FOR KEY NO.
39 100791 ILLUSTRA TED P ARTS LIST Cabinet Assembly for Radiant Models This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Ordering Replacement Parts on page 36 of this manual. 1 2 3 4 5 6 6 7 8 11 6 10 9 PART NUMBER FOR KEY NO.
40 100791 ILLUSTRA TED P ARTS LIST Burner Assembly for Radiant Models 3 4 8 10 11 1 2 5 6 7 9 12 13 14 15 16 17 18 19 7 27 29 7 28 35 Model Only 6 50 and 65 Models 11 31 30 16 4 24 23 26 25 22 20 21.
41 100791 P ARTS LIST Burner Assembly for Radiant Models This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Ordering Replacement Parts on page 36 of this manual. PART NUMBER FOR KEY NO. GVR65BPA GVR65PA GVR50BPA GVR50PA GVR35PA DESCRIPTION QTY.
42 100791 NOTES _________________________________________________________________ _________________________________________________________________ ____________________________________________________.
43 100791 NOTES _________________________________________________________________ _________________________________________________________________ ____________________________________________________.
LIMITED WARRANTY GVR/GVC VENTED PROPANE GAS HEATERS LIMITED ONE YEAR WARRANTY This DESA product is warranted to the original purchaser to be free from defect in material and workmanship under normal use and maintenance for a period of one year from the date of installation whether or not actual use begins on that date.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Desa GVR50PA è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Desa GVR50PA - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Desa GVR50PA imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Desa GVR50PA ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Desa GVR50PA, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Desa GVR50PA.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Desa GVR50PA. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Desa GVR50PA insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
