Instruction/ maintenance manual of the product FVFM27PR Desa
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Sav e this manual for future reference. For more information, visit www .desatech.com W ARNING: If the information in this manual is not fol- .
www .desatech.com 108382-01G 2 - .
www .desatech.com 108382-01G 3 SAFETY INFORMA TION .
www .desatech.com 108382-01G 4 SAFETY INFORMA TION Continued 1. This ap plia nce is only for us e wi th t he type of ga s indi ca ted on the rat ing plat e. This appl ian ce is n ot conv erti ble for use wit h ot her gas es. 2. Do not place propane/LP supply tank(s) in- side any structure.
www .desatech.com 108382-01G 5 LOCAL CODES Install and use heater with care. Follow all local codes. In the absence of local codes, use the lat - est edition of The National Fuel Gas Code, ANSI Z223.1/NFP A 54 *. *A vailable from: American National Standards Institute, Inc.
www .desatech.com 108382-01G 6 Exhaust fans, replaces, clothes dryers, and fuel burni ng applian ces draw ai r from the h ouse to operate. Y ou must provide adequate fresh air for these appliances. This will insure proper venting of vented fuel-burning appliances.
www .desatech.com 108382-01G 7 Outlet Air V entilated Attic Outlet A ir Inlet Air Inlet Air V entilated Crawl Space T o Crawl Space T o Attic AIR FOR COMb USTION AND VENTILA TION Continued Example: Gas water heater* ____________Btu/Hr V ent-free heater + __________Btu/Hr T otal = __________Btu/Hr 4.
www .desatech.com 108382-01G 8 INST ALLA TION NOTICE: This heater is intended .
www .desatech.com 108382-01G 9 MINIMUM FIREPLACE CLEARANCE Side W all 16" 42" .
www .desatech.com 108382-01G 10 14" Min. Combustible Material Noncombustible Material Y ou must have noncombustible material(s) above the replace opening. Noncombustible materials (such as slate, marble, tile, etc.
www .desatech.com 108382-01G 1 1 Hearth 5" Min. Combustible Material INST ALLA TION Continued Figure 9 - Minimum Fireplace Clearances Above Combustible Flooring B.
www .desatech.com 108382-01G 12 INST ALLA TION Continued IM PO R T ANT : Mak e sur e the hea ter bur ner is lev el . If h ea ter is no t le ve l, hea ter w il l no t wo rk pr op er ly .
www .desatech.com 108382-01G 13 For propane/LP units, the installer must supply an external regulator . The external regulator will reduce incoming gas pressure. Y ou must reduce incoming gas pressure to between 1 1" and 14" of water . If you do not reduce incoming gas pres - sure, heater regulator damage could occur .
www .desatech.com 108382-01G 14 CHECKING GAS CONNECTIONS and connections, internal and .
www .desatech.com 108382-01G 15 INST ALLA TION Continued Figure 18 - Installing Bottom Log (#1) Bottom Log (#1) Burner Chassis Grate Burner Port Figure 19 - Installing Log set (T op V iew) Logs Burner Ports Figure 20 - Installing T op Log (#2) T op Log (#2) Peg 3.
www .desatech.com 108382-01G 16 INST ALLA TION Continued Figure 21 - Installing Log Piece (#3) Log Piece (#3) Peg OPERA TING HEA TER FOR YOUR SAFETY .
www .desatech.com 108382-01G 17 safety information, column 1 on page 16. If you don’t smell gas, go to the next step. 6. Pr ess in and turn control knob counter- clockwise to the PILOT position. Press in control knob for ve (5) seconds (see Figure 22, page 17).
www .desatech.com 108382-01G 18 Hold the control button on the hand-held remote until burner turns on. Hold the con- trol button again until burner turns off (see Figure 26).
www .desatech.com 108382-01G 19 Note : Do not l eave t he han d-he ld r emot e in the AUT O mode clo se to the r eplace . T he rad ian t hea t fro m the r epl ac e will tur n off the r epl ac e. Ide all y , pla ce the hand- hel d rem ote in the cente r of t he ro om f acin g to war ds t he re plac e.
www .desatech.com 108382-01G 20 Injector Holder (May Be Brass or Aluminum Depending on Model) Primary Air Inlet Holes (Shape of Holes May V ary by Model) INSPECTING b URNERS Continued .
www .desatech.com 108382-01G 21 Clean the pilot assembly also. A yellow tip on the pilot ame indicates dust and dirt in the pilot as - sembly . There is a small pilot air inlet hole about two inch es from where the pilo t am e comes out of the pilot assembly (see Figure 33, page 20).
www .desatech.com 108382-01G 22 TROUbLESHOO TING .
www .desatech.com 108382-01G 23 ODS/pilot lights but ame goes out when control knob is re- leased Burner does not light after ODS/ pilot is lit Dela.
www .desatech.com 108382-01G 24 TROUbLESHOO TING Continued Moisture/condensation noticed on windows Heater produces a whistling noise when burner is li.
www .desatech.com 108382-01G 25 TROUbLESHOO TING Continued Gas odor during combustion 1.
www .desatech.com 108382-01G 26 5 O F F P I L O T O N H I L O O F F P I L O T O N H I L O 1 9 3 2 13 12 15 14 18 17 12 12 16 21 12 19 6 8 7 4 1 1 12 20 10 9 23 22 ILL USTRA TED P ARTS bREAkDOWN MODELS.
www .desatech.com 108382-01G 27 P ARTS LIST This list contains replaceable parts used in your heater . When ordering parts, follow the instructions listed under Replacement Parts on page 21 of this manual.
2701 Industrial Drive P .O. Box 90004 Bowling Green, KY 42102-9004 www .desatech.com NOT A UPC 108382-01 Rev . G 10/05 WARRANTY INFORMA TION kEEP THIS WARRANTY Always specify model and serial numbers when communicating with the factory . W e reserve the right to amend these specications at any time without notice.
An important point after buying a device Desa FVFM27PR (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Desa FVFM27PR yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Desa FVFM27PR - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Desa FVFM27PR you will learn all the available features of the product, as well as information on its operation. The information that you get Desa FVFM27PR will certainly help you make a decision on the purchase.
If you already are a holder of Desa FVFM27PR, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Desa FVFM27PR.
However, one of the most important roles played by the user manual is to help in solving problems with Desa FVFM27PR. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Desa FVFM27PR along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
