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Desa LMFP33PR(A) manual

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Table of contents for the manual

  • Page 1

    Sav e this manual for future reference. For more information, visit www .desatech.com WARNING: If the information in this manual is not fol- lowed exactly, a fire or explosion may result causing property damage, personal injury or loss of life. — Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any o[...]

  • Page 2

    www .desatech.com 1 1 1604-01L 2 W ARNING: Improper installation, adjustment, altera- tion, service or maintenance can cause injury or prop- erty damage. Refer to this manual for correct installation and operational procedures. For assistance or addi- tional information consult a qualified installer , service agency or the gas supplier . W ARNING:[...]

  • Page 3

    www .desatech.com 1 1 1604-01L 3 SAFETY INFORMA TION W AR NI NG: Thi s pr od uc t con- ta ins an d/ or ge ne rat es ch em ica ls kno wn to the Stat e of Cali for nia to cause ca nce r or birth de fec ts or ot her re pro duc tiv e h arm . IMPORT ANT : Read this owner ’ s man ual caref ull y a nd compl etel y b e f o r e t r y i n g t o a s s e m b[...]

  • Page 4

    www .desatech.com 1 1 1604-01L 4 SAFETY INFORMA TION Continued 1. This appliance is only for use with the type of gas indicated on the rating plate. This ap - pliance is not convertible for use with other gases. 2. Do not place propa ne/LP suppl y tank( s) inside any structure. Locate propane/LP supply tank(s) outdoors (propane/LP units only). 3. I[...]

  • Page 5

    www .desatech.com 1 1 1604-01L 5 LOCAL CODES Install and use fireplace 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. 1430 Broadway New Y ork, NY 10018 National Fire Protection Association,[...]

  • Page 6

    www .desatech.com 1 1 1604-01L 6 PROVIDING ADEQUA TE VENTILA TION The following are excerpts from National Fuel Gas Code, ANSI Z223.1/NFP A 54, Section 5.3, Air for Combustion and V entilation. All spaces in homes fall into one of the three fol - lowing ventilation classifications: 1. Unusually T ight Construction 2. Unconfined Space 3. Confined[...]

  • Page 7

    www .desatech.com 1 1 1604-01L 7 AIR FOR COMB USTION AND VENTILA TION Continued Figure 4 - V entilation Air from Outdoors Figure 3 - V entilation Air from Inside Building Outlet Air V entilated Attic Outlet A ir Inlet Air Inlet Air V e ntilated Crawl Space T o Crawl Space T o Attic Or Remove Door into Adjoining Room, Option 3 Ventilation Grills Int[...]

  • Page 8

    www .desatech.com 1 1 1604-01L 8 INSTALLATION NOTICE: This heater is intended for use as supplemental heat. Use this heater along with your primary heating system. Do not install this heater as your pri- mary heat source. If you have a central heatin g syste m, you may run system’s circulating blower while us ing heate r. This will help cir cula [...]

  • Page 9

    www .desatech.com 1 1 1604-01L 9 MINIMUM CLEARANCE TO COMBUSTIBLE MA TERIALS T op Left and Bottom Right Sides and Rear 42" 16" 0" Figure 5 - Installing Hood to Firebox Figure 6 - Assembling Trim Side T rim Slot Mitered Edge Slot Shim Set Screws Adjusting Plate T rim Hanging Screws Assembled T rim Hanging Notches on T rim INSTALLING H[...]

  • Page 10

    www .desatech.com 1 1 1604-01L 10 CONVENTIONAL FIREPLACE INST ALLA TION Conven tional install ation of this fireplace involves installing fireplace along with the corner, face or cab inet man tel with hear th base acce sso ries aga inst a wall in your home. Follow the instr uctio ns below to install the fireplace in this manner . Note: The instr[...]

  • Page 11

    www .desatech.com 1 1 1604-01L 1 1 Figure 12 - Inserting Fireplace Into Cabinet Mantel INST ALLA TION Continued Actual Framing Height 32 3 / 8 " 33" Front Width 34 5 / 16 " 35 1 / 8 " Depth 16 1 1 / 16 " 17 3 / 4 " BUIL T -IN FIREPLACE INST ALLA TION Built-in installation of this fireplace involves installing fireplac[...]

  • Page 12

    www .desatech.com 1 1 1604-01L 12 Mantel Clearances for Built-In Installation If placi ng mant el above bui lt-i n firepl ace, you must mee t mini mum cle ara nce betwe en man tel she lf and top of fireplace opening. NOT ICE: If yo ur insta lla tion do es not meet the minimum clear - ances shown, you must do one of the following: • raise the ma[...]

  • Page 13

    www .desatech.com 1 1 1604-01L 13 Figure 18 - Minimum Mantel Clearances for Built-In Installation Supplied Firebox Hood Must Be Used at All Times Wire-mesh Screen Firebox Noncombustible Material May Project Off this Surface above the Firebox Hood Mantel Shelf 13" 16" 19" 21" 2 1 /2 " 6" 8" 10" Note: All verti[...]

  • Page 14

    www .desatech.com 1 1 1604-01L 14 For propane/LP units, the installer must supply an external regulator . The external regulator will reduce incoming gas pressure. Y ou must reduce inco ming gas pressu re to betw een 1 1 and 14 inches of water . If you do not reduce incoming gas pres - sure, heater regulator damage could occur . Install external re[...]

  • Page 15

    www .desatech.com 1 1 1604-01L 15 CONNECTING FIREPLACE TO GAS SUPPLY Installation Items Needed • 5/16" hex socket wrench or nut-driver • Phillips screwdriver • sealant (resistant to propane/LP gas, not pro - vided) 1. Remove two screws that hold fireplace screen in place for shippin g. These screws are locate d near top of screen. Disca[...]

  • Page 16

    www .desatech.com 1 1 1604-01L 16 CHECKING GAS CONNECTIONS WARNING: Test all gas pip- ing and connections, internal and external to unit, for leaks after instal ling or servi cing. Cor- rect all leaks at once. WARNING: Never use an open flame to check for a leak. App ly a n onc orr osi ve le ak dete c- tion fluid to all joints. Bubbles forming sh[...]

  • Page 17

    www .desatech.com 1 1 1604-01L 17 INST ALLA TION Continued Figure 26 - Installing Rear and Middle Logs O F F P I L O T O N Middle Log (#2) Rear Log (#1) O F F P I L O T O N Front Log (#3) Figure 27 - Installing Front Log Pressure Testing Fireplace Gas Connections 1. Open equipment shutoff valve (see Figure 23, page 16). 2. Open main gas valve locat[...]

  • Page 18

    www .desatech.com 1 1 1604-01L 18 O F F P I L O T O N Models LMFP33PRA and LMFP33NRA 1. Place the base of the middle log (#1) in the U-shaped slots of the grate base. The cutout on the right of the middle log should fit over the burner (see Figure 29). Make sure the front of the middle log is resting on the tabs of the grate base and the cutout ar[...]

  • Page 19

    www .desatech.com 1 1 1604-01L 19 Figure 33 - Installing Batteries in Receiver Cover Receiver Slot 4 AA Batteries Battery Housing Backup Switch INSTALLING BATTERIES FOR REMOTE RECEIVER AND HAND HELD REMOTE CONTROL Four AA batteries and three AAA batteries are required to operate this heater with the wireless hand-held remote control set. Four AA ba[...]

  • Page 20

    www .desatech.com 1 1 1604-01L 20 LIGHTING INSTRUCTIONS WARNING • If fireplace has glass doors, never operate this heater with glass doors closed. If you op- era te heat er with door s c los ed, heat buildup inside fireplace will cause glass to burst. Make sure there are no obstructions across opening of fireplace. • You must operate this he[...]

  • Page 21

    www .desatech.com 1 1 1604-01L 21 1. STOP! Read the safety information on page 20. 2. Make sure equipment shutoff valve is fully open. 3. Set remote selector switch in the AUTO position (see Figure 35). 4. Press in and turn control knob clockwi se to the OFF pos itio n ( see Figu re 3 5). 5. Wait five (5) minutes to clear out any gas. Then smell f[...]

  • Page 22

    www .desatech.com 1 1 1604-01L 22 Setting Room Temperature P r e s s t h e u p o r d o w n k e y u n t i l t h e s m a l l triangle is to the left of the thermometer icon (see Figure 38). Press the left or right key to set the desired room temperature. Setting Timer (Sleep Function) Pre ss the up or down key until the small tria ngl e is to the lef[...]

  • Page 23

    www .desatech.com 1 1 1604-01L 23 INSPECTING B URNERS Check pilot flame pattern and burner flame pat- terns often. PILOT FLAME P A TTERN Figure 39 shows a correct pilot flame pattern. Figure 40 shows an incorrect pilot flame pattern. The incorrect pilot flame is not properly heating the thermocouple. When the thermocouple cools, the heater wil[...]

  • Page 24

    www .desatech.com 1 1 1604-01L 24 Figure 43 - Injector Holder On Outlet Burner Tube Burner T ube Primary Air Inlet Holes (Shape of Holes May V ary by Model) Figure 44 - Pilot Inlet Air Hole Burner T ube 4. Check the injector holder located at the end of the burner tube again. Remove any large particles of dust, dirt, lint or pet hair with a soft cl[...]

  • Page 25

    www .desatech.com 1 1 1604-01L 25 POSSIBLE CAUSE 1 . Ignitor electrode not con- nected to ignitor cable 2. Ignitor cable pinched or wet 3. Piezo ignitor nut is loose 4. Broken ignitor cable 5. Bad piezo ignitor 6. Ignitor electrode positioned wrong 7. Ignitor electrode broken 1. Gas supp ly turn ed off or equ ip - ment sh utof f va lve clo sed 2. C[...]

  • Page 26

    www .desatech.com 1 1 1604-01L 26 OBSERVED PROBLEM ODS/pilot lights but flame goes out when control knob is re - leased Burner does not light after ODS/ pilot is lit Delayed ignition of one or both burners Burner backfiring during com- bustion POSSIBLE CAUSE 1. Con trol kn ob n ot f ul ly p res se d in 2. Control knob not pressed in long enough 3[...]

  • Page 27

    www .desatech.com 1 1 1604-01L 27 TROUBLESHOO TING Continued OBS ERVE D P ROB LEM Slig ht smoke or odor durin g init ial operation Moisture/condensation noticed on windows Heater produces a whistling noise when burners are lit White powder residue forming within burner box or on adjacent walls or furniture Remote does not function Fireplace produce[...]

  • Page 28

    www .desatech.com 1 1 1604-01L 28 TROUBLESHOO TING Continued W ARNING: 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. Fol - low the gas supplier ’ s instructions. •[...]

  • Page 29

    www .desatech.com 1 1 1604-01L 29 SPECIFICA TIONS LMFP33NR(A) LMFP33PR(A) Btu (V ariable) 23,000/33,000 23,000/33,000 T ype Gas Natural Gas Propane/LP Ignition Piezo Piezo Pressure Manifold 3.5" W .C. 7.9" W .C. Inlet Gas Pressure (in. of water) Maximum 10.5" 14" Minimum* 5.5" 1 1" Shipping W eight 122 lbs. 122 lbs. * [...]

  • Page 30

    www .desatech.com 1 1 1604-01L 30 ILL USTRA TED P ARTS BREAKDOWN MODELS LMFP33PR, LMFP33PRA, LMFP33NR AND LMFP33NRA (SHOWN) 17 4 8 12 25 20 21 7 6 4 3 2 5 9 27 14 13 15 16 22 1 1 10 19 23 18 24 28 1b 1a 1c 1d 26 1b 1a 1c 1d 1e “A Models”[...]

  • Page 31

    www .desatech.com 1 1 1604-01L 31 P ARTS LIST This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 29 of this manual. KEY PART NUMBER NO. LMFP33PR LMFP33PRA LMFP33NR LMFP33NRA DESCRIPTION QTY. 1a 111625-03 109072-01 111625-03 109072-01 Middle Log 1 1b 11162[...]

  • Page 32

    www .desatech.com 1 1 1604-01L 32 ILL USTRA TED P ARTS BREAKDOWN FIREBOX LMFP33PR, LMFP33PRA, LMFP33NR AND LMFP33NRA 4 1 1 14 8 14 9 3 14 9 9 2 1 6 7 10 14 12 5 14 13 16 15[...]

  • Page 33

    www .desatech.com 1 1 1604-01L 33 P ARTS LIST FIREBOX LMFP33PR, LMFP33PRA, LMFP33NR AND LMFP33NRA This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 29 of this manual. KEY NO. P ART NUMBER DESCRIPTION QTY . 1 101357-01 T op Outer Casing 1 2 ** Outer Casin[...]

  • Page 34

    www .desatech.com 1 1 1604-01L 34 ACCESSORIES NOTICE: All accessories may not be available for all fireplace models. Purchase these fireplace accessories from your lo- cal dealer. If they can not supply these accessorie s, call DESA Heating Productsʼ Sales Department at 1-866-672-6040 for information. You can also write to the address listed on [...]

  • Page 35

    www .desatech.com 1 1 1604-01L 35 ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _________________________________________[...]

  • Page 36

    2701 Industrial Drive P .O. Box 90004 Bowling Green, KY 42102-9004 www .desatech.com 1 1 1604-01 Rev . L 12/04 NOT A UPC 111604 01 WARRANTY INFORMA TION KEEP THIS WARRANTY Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory . W e reserve the right to amend these specifications at any time wit[...]