Manuale d’uso / di manutenzione del prodotto RFN28TD del fabbricante Desa Tech
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Save this manual for future reference. ® VENT -FREE NA TURAL GAS RADIANT FLAME ® HEA TER OWNER’S OPERA TION AND INST ALLA TION MANUAL 15,000 to 28,000 Btu/Hr with Thermostat Shown with Optional Ma.
2 104779 VENT -FREE NA TURAL GAS HEA TER 15,000 TO 28,000 BTU/HR 1. Use only natural gas. Do not convert heater to use different fuel type. 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 phone in your building.
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4 104779 VENT -FREE NA TURAL GAS HEA TER 15,000 TO 28,000 BTU/HR WARNING: Always have burner shield and screen in place before operating heater. This pre- vents excessive temperatures on heater surfaces.
5 104779 OWNER’S MANUAL ASSEMBL Y Continued Assembling and Attaching Brass Trim 1. Remove packaging from remaining three pieces of brass trim. 2. Locate four brass screws, two adjust- ing plates with set screws, and two shims in the hardware packet.
6 104779 VENT -FREE NA TURAL GAS HEA TER 15,000 TO 28,000 BTU/HR WARNING: If the area in which the heater may be operated is smaller than that defined as an unconfined space or if the building is of unusually tight construction, provide adequate combustion and ventilation air by one of the methods described in the National Fuel Gas Code, ANSI Z223.
7 104779 OWNER’S MANUAL Or Remove Door into Adjoining Room, Option 3 Ventilation Grills Into Adjoining Room, Option 2 12" 12" Ventilation Grills into Adjoining Room, Option 1 AIR FOR COMBU.
8 104779 VENT -FREE NA TURAL GAS HEA TER 15,000 TO 28,000 BTU/HR CAUTION: If you install the heater in a home garage • heater pilot and burner must be at least 18 inches above floor.
9 104779 OWNER’S MANUAL INST ALLA TION Continued THERMOSTAT SENSING BULB The thermostat sensing bulb has been placed inside the heater for protection during shipping. Locating Thermostat Sensing Bulb 1. Remove front panel of heater (see Fig- ure 2, page 4).
10 104779 VENT -FREE NA TURAL GAS HEA TER 15,000 TO 28,000 BTU/HR Installing Bottom Mounting Screws 1. Locate two bottom mounting holes. These holes are near bottom on back panel of heater (see Figure 17). 2. Mark screw locations on wall. 3. Remove heater from mounting bracket.
11 104779 OWNER’S MANUAL Securing Hearth Base to Floor 1. Position hearth base in desired location. Mark holes for drilling (see Figure 18). Remove hearth base. 2 . For carpeted floor, make a small cut with a sharp knife at marked loca- tions before drilling.
12 104779 VENT -FREE NA TURAL GAS HEA TER 15,000 TO 28,000 BTU/HR Tee Joint Reducer Bushing to 1/8" NPT 1/8" NPT Plug Tap Test Gauge Connection * Tee Joint Pipe Nipple Cap Sediment Trap Pres.
13 104779 OWNER’S MANUAL 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 piping system. Pressures in excess of 1/2 psig will damage heater regulator .
14 104779 VENT -FREE NA TURAL GAS HEA TER 15,000 TO 28,000 BTU/HR TO TURN OFF GAS TO APPLIANCE Shutting Off Heater 1. T urn contr ol knob clockwise Clockwise to the OFF position. 2. T urn of f all electric power to the ap- pliance if service is to be perf ormed.
15 104779 OWNER’S MANUAL INCORRECT FLAME PATTERN AT HIGH POSITION CORRECT FLAME PATTERN AT HIGH POSITION Good Pilot-Nat. Port GRH/OV 007D INSPECTING BURNER Check pilot flame pattern and burner flame pattern often. PILOT FLAME PATTERN Figure 25 shows a correct pilot flame pat- tern.
16 104779 VENT -FREE NA TURAL GAS HEA TER 15,000 TO 28,000 BTU/HR Note: All troubleshooting items are listed in order of operation. TROUBLESHOOTING OBSERVED PROBLEM When ignitor button is pressed, the.
17 104779 OWNER’S MANUAL OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delayed ignition of burner Burner backfiring during combustion Yellow flame during burner combustion Slight smo.
18 104779 VENT -FREE NA TURAL GAS HEA TER 15,000 TO 28,000 BTU/HR TROUBLESHOOTING Continued OBSERVED PROBLEM Heater produces a clicking/ticking noise just after burner is lit or shut off Heater produc.
19 104779 OWNER’S MANUAL TECHNICAL SER VICE You may have further questions about in- stallation, operation, or troubleshooting. If so, contact DESA International’s Techni- cal Service Department at 1-800-323-5190. BTU (Variable) 15,000/28,000 Type Gas Natural Only Ignition Piezo Pressure Regulator Setting 3" W.
20 104779 VENT -FREE NA TURAL GAS HEA TER 15,000 TO 28,000 BTU/HR These Parts Centrals are privately-owned businesses. They have agreed to support our customer’s needs by providing original replacement parts and accessories. P AR TS CENTRALS Master Parts Distributors 1184 Wilson Ave.
21 104779 OWNER’S MANUAL ACCESSORIES Purchase these heater accessories from your local dealer. If they can not supply these accessories, either contact your nearest Parts Central (see page 20) or call DESA International’s Sales Department at 1-800- 458-2472 for information.
22 104779 VENT -FREE NA TURAL GAS HEA TER 15,000 TO 28,000 BTU/HR 12-1 12-2 1 2 9 10 11 12 17 18 19 21 22 23 8 20 7 1 3 5 16 4 25 24 1 6 13 14 15 26 10 ILLUSTRA TED PA R T S BREAKDOWN RFN28TD.
23 104779 OWNER’S MANUAL P AR TS LIST RFN28TD This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 19 of this manual.
104779-01 REV. A 5/98 Model Serial No. Date Purchased 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 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 Tech RFN28TD 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 Tech RFN28TD - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Desa Tech RFN28TD imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Desa Tech RFN28TD ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Desa Tech RFN28TD, 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 Tech RFN28TD.
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 Tech RFN28TD. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Desa Tech RFN28TD 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.
