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Manual Desa Tech RFN28TD

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  • Desa Tech RFN28TD - page 1

    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 Mantel featuring Built-in Base WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damag ...

  • Desa Tech RFN28TD - page 2

    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. • immediately call your gas supplier from a nei ...

  • Desa Tech RFN28TD - page 3

    3 104779 OWNER’S MANUAL ASDFKIGLFJI alskdidkoemkgo dkirlnfgpd'fASDFKIGLFJI alskdidkoemkgo dkirlnfgpd'f ASDFKIGLFJI alskdidkoemkgo dkirlnfgpd'fASDFKIGLFJI alskdidkoemkgo dkirlnfgpd'f ASDFKIGLFJI alskdidkoemkgo dkirlnfgpd'fASDFKIGLFJI alskdidkoemkgo dkirlnfgpd'f ASDFKIGLFJI alskdidkoemkgo dkirlnfgpd'fASDFKIGLFJI a ...

  • Desa Tech RFN28TD - page 4

    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. Failure to position the parts in accordance with these diagrams or failure to use only parts spe- cifically approved with this heater may result i ...

  • Desa Tech RFN28TD - page 5

    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. 3. Align shim under adjusting plate as shown in Figure 6. 4. Slide one end of adjusting plate/shim ...

  • Desa Tech RFN28TD - page 6

    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. ...

  • Desa Tech RFN28TD - page 7

    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 COMBUSTION AND VENTILA TION Continued Figure 8 - Ventilation Air from Inside Building VENTILATION AIR Ventilation Air From Inside Building This fresh air w ...

  • Desa Tech RFN28TD - page 8

    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. • locate heater where moving ve- hicle will not hit it. For convenience and efficiency, install heater • where there is easy access for operation, inspection, an ...

  • Desa Tech RFN28TD - page 9

    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). 2. Locate thermostat sensing bulb just under burner assembly . IMPORTANT: Attach thermosta ...

  • Desa Tech RFN28TD - page 10

    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. 4. If installing bottom mounting screws into hollow or solid wall, inst ...

  • Desa Tech RFN28TD - page 11

    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. If securing to a wood floor , drill a 3/4" deep hole using a 1/8" diameter dri ...

  • Desa Tech RFN28TD - page 12

    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 Pressure Regulator 3/8" NPT Pipe Nipple Ground Union Joint Heater Cabinet 3" Minimum Note: Burner bracket not shown for clarity Manual Shutoff V ...

  • Desa Tech RFN28TD - page 13

    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 . 2. Cap of f open end of gas pipe where manual shutoff valve was connected. 3. Pressurize ...

  • Desa Tech RFN28TD - page 14

    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. Shutting Off Burner Only (pilot stays lit) Turn control knob clockwise Clockwise to the ...

  • Desa Tech RFN28TD - page 15

    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. Figure 26 shows an incorrect pilot flame pattern. The incorrect p ...

  • Desa Tech RFN28TD - page 16

    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, there is no spark at ODS/pilot When ignitor button is pressed, there is spark at ODS/pilot but no ignition ODS/pilot lights but flame goes out when contr ...

  • Desa Tech RFN28TD - page 17

    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 smoke or odor during initial operation Heater produces a whistling noise when burner is lit White powder residue forming within burner box or on adjacent ...

  • Desa Tech RFN28TD - page 18

    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 produces unwanted odors Heater shuts off in use (ODS operates) Gas odor even when control knob is in OFF position Gas odor during combustion Moisture/conden ...

  • Desa Tech RFN28TD - page 19

    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.C. Inlet Gas Pressure (in. of ...

  • Desa Tech RFN28TD - page 20

    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. NW Grand Rapids, MI 49504 616-791-8270 1-800-446-1446 Washer Eq ...

  • Desa Tech RFN28TD - page 21

    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. You can also write to the address listed on the back page of this manua ...

  • Desa Tech RFN28TD - page 22

    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 ...

  • Desa Tech RFN28TD - page 23

    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. KEY PART NO. NUMBER DESCRIPTION QTY. 1 098304-01 Screw, #10 x 3/8" 6 2 100566-01CK Front Panel 1 3 100573-01BR Screen Assembly 1 4 10056 ...

  • Desa Tech RFN28TD - page 24

    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. We make no other warranty, expressed or implied. LIMITED WARRANTY COMFORT GLO ...

Manufacturer Desa Tech Category Gas Heater

Documents that we receive from a manufacturer of a Desa Tech RFN28TD can be divided into several groups. They are, among others:
- Desa Tech technical drawings
- RFN28TD manuals
- Desa Tech product data sheets
- information booklets
- or energy labels Desa Tech RFN28TD
All of them are important, but the most important information from the point of view of use of the device are in the user manual Desa Tech RFN28TD.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Desa Tech RFN28TD, service manual, brief instructions and user manuals Desa Tech RFN28TD. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Desa Tech RFN28TD.

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A complete manual for the device Desa Tech RFN28TD, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Desa Tech RFN28TD by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Desa Tech RFN28TD.

A complete Desa Tech manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Desa Tech RFN28TD - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Desa Tech RFN28TD, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Desa Tech RFN28TD, that we can find in the current document
3. Tips how to use the basic functions of the device Desa Tech RFN28TD - which should help us in our first steps of using Desa Tech RFN28TD
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Desa Tech RFN28TD
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Desa Tech RFN28TD in a specific country, if it was not possible to solve the problem on our own.

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