Manuale d’uso / di manutenzione del prodotto CGR65NA del fabbricante 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 100792 CONTENTS SECTION PAGE Safety Information ......................................................................... 3 Product Identification .................................................................... 5 Local Codes ...................
3 100792 SAFETY INFORMA TION Continued WARNING ICON G 001 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 100792 SAFETY INFORMA TION Continued WARNING ICON G001 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 100792 Lower Front Access Panel Control Knob Blower Switch (on models equipped with blower) Ignitor Button Burner Radiants Draft Hood Outlet for Venting System Blower (on models equipped with blower.
6 100792 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 Z223.1, also known as NFPA 54 * • National Electrical Code ANSI/NFPA 70 * *Available from: American National Standards Institute, Inc.
7 100792 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 100792 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 100792 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 100792 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 100792 INST ALLING HEA TER Continued CONNECTING TO GAS SUPPLY The gas supply line to your heater must be 1/2 inch in diameter or larger. If the supply line branches to serve two or more heaters, the line from the branch back to the gas meter must be doubled or tripled, etc.
12 100792 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 100792 INST ALLING HEA TER Continued CHECKING GAS CONNECTIONS Pressure Testing Gas Supply Piping System Test Pressures In Excess of 1/2 PSIG 1. Disconnect heater and its individual manual shutoff valve from gas supply pipe. Pressures in excess of 1/2 PSIG will damage heater regulator.
14 100792 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 100792 INST ALLING HEA TER Continued INSTALLING GLASS PANEL 1. Locate the glass panel package inside the back of the heater. Glass Panel Lower Front Access Area Screw Glass Guard Hearth Assembly Figure 11 - Inserting Glass Panels WARNING ICON G001 CAUTION Before installing glass panels, inspect the edges.
16 100792 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 100792 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 100792 AIR FOR COMBUSTION AND VENTILA TION Continued Figure 14 - Checking for Draft Spillage No Draft Hood Spillage: This shows there is enough fresh air in area for appliances. Turn off all exhaust fans and appliances if desired. In the absence of local codes, use the following excerpts from the National Fuel Gas Code NFPA 54/ANSI Z223.
19 100792 AIR FOR COMBUSTION AND VENTILA TION Continued Figure 15 - Ventilation Air from Outdoors IMPORT ANT Do not provide openings for inlet or outlet air into attic if attic has a thermostat controlled power vent.
20 100792 AIR FOR COMBUSTION AND VENTILA TION Continued After providing ventilation between rooms, check for draft hood spillage (see Draft Hood Spillage Test , page 18). If draft hood spillage still occurs, provide more ventilation between rooms or provide permanent ventilation from outdoors.
21 100792 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 100792 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. Turn control knob clockwise Clockwise to the PILOT position.
23 100792 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 6 under Lighting Instructions , pages 21 and 22. 4. With control knob depressed, strike match.
24 100792 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 100792 INSPECTING PILOT AND BURNER FLAME Continued Sharp Blue Flame Ragged Yellow Flame Flame Lifting Off of Burner If burner flame pattern is incorrect, as shown in Figure 22 • turn heater off (see To Turn Off Gas to Appliance , page 21) • see Troubleshooting , pages 27 through 31.
26 100792 CLEANING AND MAINTENANCE CABINET Air Passageways • Use a vacuum cleaner or pressurized air to clean. Exterior • Use a soft cloth dampened with a mild soap and water mixture. Wipe the cabinet to remove dust. COMBUSTION CHAMBER AND BURNER Clean the combustion chamber and burner if you have run the heater with a high yellow flame.
27 100792 TROUBLE- SHOOTING Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM When ignitor button is pressed, there is no spark at pilot. When ignitor button is pressed, there is spark at pilot but no ignition. POSSIBLE CAUSE 1.
28 100792 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 100792 OBSERVED PROBLEM Delayed ignition of burner. Burner backfiring during combustion. Yellow flame during burner combustion. Flame lifting during combustion. Slight smoke or odor during initial opera- tion. POSSIBLE CAUSE 1. Manifold pressure is too low.
30 100792 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 32).
31 100792 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 100792 SER VICE PROCEDURES 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.
33 100792 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 100792 SER VICE PROCEDURES Continued Figure 26 - Orifice 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 100792 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 100792 Note: Use only original replacement parts. This will protect your warranty cover- age for parts replaced under warranty. Parts Under Warranty Contact your nearest dealer or call DESA International’s Technical Service De- partment at 1-800-323-5190.
37 100792 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 100792 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 100792 ILLUSTRA TED P ARTS LIST Cabinet 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 6 7 8 11 6 10 9 PART NUMBER FOR KEY NO.
40 100792 ILLUSTRA TED P ARTS LIST Burner Assembly 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 100792 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 36 of this manual. PART NUMBER FOR KEY NO. CGR65BNA CGR65NA CGR50BNA CGR50NA CGR35NA DESCRIPTION QTY.
42 100792 NOTES _________________________________________________________________ _________________________________________________________________ ____________________________________________________.
43 100792 NOTES _________________________________________________________________ _________________________________________________________________ ____________________________________________________.
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. We make no other warranty, expressed or implied.
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 CGR65NA 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 CGR65NA - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Desa CGR65NA imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Desa CGR65NA ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Desa CGR65NA, 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 CGR65NA.
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 CGR65NA. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Desa CGR65NA 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.
