Vanguard Managed Solutions FLAME-MAX User's Manual
Contents
1. Figure 24 shows a correct pilot flame pat tern Figure 25 shows an incorrect pilot flame pattern Note Appearance of pilot assembly may vary by model The incor rect pilot flame is not touching the thermo couple This will cause the thermocouple to cool When the thermocouple cools the heater will shut down If pilot flame pattern is incorrect as shown in Figure 25 e turn heater off see To Turn Off Gas to Appliance page 15 manually controlled models Thermostatically controlled models this page column 2 see Troubleshooting pages 18 through 20 Thermocouple Pilot Burner Figure 24 Correct Pilot Flame Pattern Thermocouple Pilot Burner Figure 25 Incorrect Pilot Flame Pattern BURNER PRIMARY AIR HOLES Air is drawn into the burner through the holes in the fitting at the burner entrance These holes may become blocked with dust or lint Periodically inspect these holes for any blockage and clean if needed Blocked air holes will create soot MAIN BURNER Periodically inspect all burner flame holes with the heater running All slotted burner flame holes should be open with yellow flame present All round burner flame holes should be open with a small blue flame present Some burner flame holes may be come blocked by debris or rust with no flame present If so turn off heater and let cool Either remove blockage or replace burner Blocked burner flame holes will create soot 1051872. cleaning fluids oil or kerosene lamps etc in the air exist may discolor walls A WARNING Seal any fresh air vents or ash clean out doors lo cated on floor or wall of fireplace If not drafting may cause pilot outage or sooting Use a heat resistant sealant Do not seal chimney flue damper 105187 IMPORTANT Vent free heaters add mois ture to the air Although this is beneficial installing heater in rooms without enough ventilation air may cause mildew to form from too much moisture See Air for Com bustion and Ventilation pages 4 through 6 CHECK GAS TYPE Use only natural gas If your gas supply is not natural gas do not install heater Call dealer where you bought heater for proper type heater INSTALLATION AND CLEARANCES Vent Free Operation Only AX WARNING Maintain the mini mum clearances If you can pro vide greater clearances from floor ceiling and adjoining wall MINIMUM FIREPLACE CLEARANCE TO COMBUSTIBLE MATERIALS Log Size Side Wall Ceiling 18 24 16 42 30 and 36 LOG SIZING REQUIREMENTS Minimum Firebox Size Log Height Depth Front Rear Size Width Width 18 17 14 24 20 24 17 14 28 21 30 17 14 34 24 36 17 14 40 30 Measured at 14 depth Carefully follow the instructions below This will ensure safe installation into a masonry UL127 listed manufactured firepl
3. One Piece SS D Piezo lgnitor Base Assembly Control Knob UNPACKING A CAUTION Do not remove the metal data plates from the grate assembly The data plates contain important product information 1 Remove logs and heater base assem bly from carton Note Do not pick up heater base assembly by the burner This could damage heater Always handle base assembly by grate 2 Remove all protective packaging ap plied to logs and heater for shipment 3 Check all items for any shipping dam age If damaged promptly inform dealer where you bought heater PRODUCT FEATURES OPERATION This heater is clean burning It requires no outside venting There is no heat loss out a vent or up a chimney Heat is generated by realistic dancing yellow flames This heater is designed for vent free operation with flue damper closed It has been tested and ap proved to ANS Z21 11 2 standard for unvented heaters State and local codes in some areas prohibit the use of vent free heaters Non thermostat models may also be operated as a vented decorative ANS Z21 60 product by opening flue damper SAFETY PILOT This heater has a pilot with an Oxygen Depletion Sensor Shutoff System ODS The ODS pilot is a required feature for vent free room heaters The ODS pilot shuts off the heater if there is not enough fresh air PIEZO IGNITION SYSTEM This heater has a piezo ignitor This system requires no matches batteri
4. seconds after lighting pilot After 30 seconds release control knob Now follow step 8 page 14 105187 OWNER S MANUAL Thermostatically Controlled Models FOR YOUR SAFETY a READ BEFORE LIGHTING AX WARNING If you do not fol low these instructions exactly a fire orexplosion may result caus ing property damage personal injury or loss of life 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 WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric 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 If you cannot reach your gas sup plier call the fire department C Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified service technician or gas supplier Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control whic
5. GOVERNS THE SALE OF THE PRODUCT THIS EXPRESS WARRANTY EXCLUDES ANY AND ALL OTHER EXPRESSED WARRAN TIES AND LIMITS THE DURATION OF ANY AND ALL IMPLIED WARRANTIES INCLUDING WARRAN TIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO FOUR 4 YEARS ON ALL COMPONENTS FROM THE DATE OF FIRST PURCHASE AND DESA INTERNATIONAL S LIABILITY IS HEREBY LIMITED TO THE PURCHASE PRICE OF THE PRODUCT AND DESA INTERNATIONAL SHALL NOT BE LIABLE FOR ANY OTHER DAMAGES WHATSOEVER INCLUDING INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES Some states do not allow a limitation on how long an implied warranty lasts or an exclusion or limitation of incidental or consequential damages so the above limitation on implied warranties or exclusion or limitation on damages may not apply to you This warranty gives you specific legal rights and you may also have other rights that vary from state to state For information about this warranty write DESA INTERNATIONAL 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 www desatech com 105187 01 105187 01 Rev B NOT A UPC 02 99
6. Gas Pressure in of water Maximum 10 5 Minimum 3 Shipping Weight 36 lbs Golden Oak and Birch 24 30 and 36 Variable Manually Controlled Btu Variable 20 000 39 000 Type Gas Natural Gas Only Ignition Piezo Piezo Pressure Manifold 3 5 W C Inlet Gas Pressure in of water Maximum 10 5 Minimum a Shipping Weight 28 Ibs 24 30 Ibs 30 For input adjustment 32 Ibs 36 Vintage Oak 24 and 30 Variable Manually Controlled 16 000 31 500 Natural Gas Only Piezo 3 5 W C 10 5 5 38 lbs Golden Oak 18 Thermostat Controlled 16 000 30 000 Natural Gas Only Piezo 3 5 W C 10 5 5 26 Ibs 28 Golden Oak and Birch 18 Variable Manually Controlled 16 000 30 000 Natural Gas Only Piezo 3 5 W C 10 5 5 26 Ibs Golden Oak 24 and 30 Thermostat Controlled 20 000 39 000 Natural Gas Only Piezo 3 5 W C 10 5 5 28 Ibs 24 30 Ibs 30 105187 ACCESSORIES Purchase these heater accessories from your local dealer If they can not supply these accessories call DESA International s Parts Department at 1 800 972 7879 for referral information You can also write to the ad dress listed on the back page of this manual MANUAL SHUTOFF VALVE GA5010 For all models Manual shutoff valve with 1 8 NPT tap Fits 1 2 NPT pipe 105187 OWNER S MANUAL FIREPLACE HOOD Black GA6050 Brass GA6052 Antique Brass GA6053 For al
7. Oak or Birch One Piece Log Set One Piece Burner Log Set Figure 18 Installing Vintage Oak One Piece Log Set Top View One Piece Log Set Burners U K Figure 19 Installing Golden Oak or Birch One Piece Log Set Top View VANGUARD FLAME MAX UNVENTED NATURAL GAS LOG HEATER OPERATING HEATER Manually Controlled Models FOR YOUR SAFETY READ BEFORE LIGHTING A WARNING If you do not fol low these instructions exactly a fire or explosion may result caus ing property damage personal injury or loss of life 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 WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric 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 If you cannot reach your gas sup plier call the fire department C Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified service technician or gas supplier Force or attempted repair may result in a fire or explosion D Do
8. POSSIBLE CAUSE REMEDY Burner does not light after ODS pilot is lit 1 Inlet gas pressure is too low 2 Burner orifice clogged 3 Burner orifice diameter is too small 1 Contact local natural gas company 2 Clean burner see Cleaning and Mainte nance page 17 or replace burner orifice 3 Replace burner orifice Delayed ignition burner 1 Manifold pressure is too low 2 Burner orifice clogged 1 Contact local natural gas company 2 Clean burner see Cleaning and Mainte nance page 17 or replace burner orifice Burner backfiring during combustion 1 Burner orifice is clogged or damaged 2 Damaged burner 3 Gas regulator defective 1 Clean burner see Cleaning and Mainte nance page 17 or replace burner orifice 2 Replace damaged burner 3 Replace gas regulator Slight smoke or odor during initial operation 1 Not enough air 2 Gas regulator defective 3 Residues from manufacturing processes and logs curing 1 Check burner for dirt and debris If found clean burner see Cleaning and Maintenance page 17 2 Replace gas regulator 3 Problem will stop after a few hours of operation Heater produces a whistling noise when burner is lit 1 Turning control knob to HI position when burner is cold 2 Air in gas line 3 Air passageways on heater blocked 4 Dirty or partially clogged burner orifice 1 Turn control knob to LO position and let warm up for a minute 2 Operate burne
9. Underside of Mantel Shelf All minimum distances are in inches Minimum Non Combustible Log Set Material 9 12 18 20 22 24 24 30 36 Models 8 8 14 163 4 20 18 Model ao Top of Fireplace U Opening Minimum Non Distances to Combustible Underside of Material Height Mantel Figure 6 Minimum Mantel Clearances Without Using Hood Mantel Shelf Underside of Mantel Shelf All minimum distances are Minimum Non in inches Combustible Material Log Sets 8 12 15 18 20 lt All Models a es Top of Fireplace WT Opening Distances to Underside of Mantel GA6050 GA6052 or GA6053 Combustible 14 Material Hearth Combustible Min Material NNNSSSSSS Min us Noncombustible SN Material Figure 9 Minimum Fireplace Clearances Figure 8 Minimum Fireplace Clearances Above Combustible Flooring If Installed at Floor Level Continued 9 VANGUARD FLAME MAX UNVENTED NATURAL GAS LOG HEATER INSTALLATION Continued INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION Note When used as a vented heater appli ance must be installed only in a solid fuel burning fireplace with a working flue and constructed of non combustible material If your heater is a manually controlled model you may use this heater as a vented product There are three reasons for operating your heat
10. a vented appliance See Installing Damper Clamp Accessory for Vented Operation page 10 Variable Manu ally Controlled models only Never install the heater e in a recreational vehicle where curtains furniture clothing or other flammable objects are less than 42 inches from the front top or sides of the heater in high traffic areas in windy or drafty areas Before installing in a solid fuel burn ing fireplace the chimney flue and fire box must be cleaned of soot creosote ashes and loose paint by a qualified chimney cleaner Creosote will ignite if highly heated Inspect chimney flue for damage If damaged operate heater with flue damper closed If fireplace has glass doors never op erate this heater with glass doors closed If you operate heater with doors closed heat buildup inside fireplace will cause glass to burst Also if fireplace open ing has vents at the bottom you must open the vents before operating heater You must operate this heater with a fire place screen in place Make sure fire place screen is closed before running heater This log heater is designed to be smoke less If logs ever appear to smoke turn off heater and call a qualified service person Note During initial operation slight smoking could occur due to log curing and heater burning manufactur ing residues To prevent the creation of soot follow the instructions in Cleaning and Main tenance page 17 11 1
11. grills or openings add the volume of these rooms to the total volume of the space 2 Divide the space volume by 50 cubic feet to determine the maximum Btu Hr the space can support volume of space 50 cu ft maximum Btu Hr the space can support Example 2560 cu ft volume of space 50 cu ft 51 2 or 51 200 maximum Btu Hr the space can support 3 Add the Btu Hr of all fuel burning appliances in the space Vent free heater Btu Hr Gas water heater Btu Hr Example Gas furnace Btu Hr Gas water heater 40 000 Btu Hr Vented gas heater Btu Hr Vent free heater 31 500 Btu Hr Gas fireplace logs Btu Hr Total 71 500 Btu Hr Other gas appliances Btu Hr S Total Btu Hr Do not include direct vent gas appliances Direct vent draws combustion air from the outdoors and vents to the outdoors 4 Compare the maximum Btu Hr the space can support with the actual amount of Btu Hr used Btu Hr maximum the space can support Btu Hr actual amount of Btu Hr used Example 51 200 Btu Hr maximum the space can support 71 500 Btu Hr actual amount of Btu Hr used The space in the above example is a confined space because the actual Btu Hr used is more than the maximum Btu Hr the space can support You must provide additional fresh air Your options are as follows A Rework worksheet adding the space of an adjoining room If the extra space provides an unconfined space remove door t
12. sediment trap is not installed or is installed wrong heater may not run properly A CAUTION Avoid damage to regulator Hold gas regulator with wrench when connecting it to gas piping and or fittings Approved Flexible Gas Hose if allowed by local codes Purchase the optional A G A design certified manual shutoff valve from your dealer See Accessories page 29 Minimum inlet pressure for purpose of input adjustment 11 Continued VANGUARD FLAME MAX UNVENTED NATURAL GAS LOG HEATER INSTALLATION Continued CHECKING GAS CONNECTIONS A WARNING Test all gas pip ing and connections for leaks after installing or servicing Cor rect all leaks at once WARNING Never use an open flame to check for a leak Apply a mixture of liquid soap and water to all joints Bubbles forming show a leak Correct all leaks at once 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 off open end of gas pipe where manual shutoff valve was connected 3 Pressurize supply piping system by ei ther using compressed air or opening main gas valve located on or near gas meter 4 Check all joints of gas supply piping system Apply mixture of liquid soap and water to gas joints Bubbles form ing sh
13. site at www desatech com Note All troubleshooting items are listed in order of operation OBSERVED PROBLEM AX WARNING Turn off and un plug heater and let cool before servicing Only a qualified ser vice person should service and repair heater POSSIBLE CAUSE A CAUTION Never use a wire needle or similar object to clean ODS pilot This can damage ODS pilot unit REMEDY When ignitor button is pressed there is no spark at ODS pilot 1 2 NAN Ignitor electrode not connected to igni tor cable Ignitor cable pinched or wet Piezo ignitor nut is loose Broken ignitor cable Bad piezo ignitor Ignitor electrode positioned wrong Ignitor electrode broken 1 Reconnect ignitor cable Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry Tighten nut holding piezo ignitor to base panel of log set Nut is located behind base panel Replace ignitor cable Replace piezo ignitor Replace ignitor Replace ignitor When ignitor button is pressed there is spark at ODS pilot but no ignition ee W Gas supply turned off or manual shutoff valve closed Control knob not in PILOT position Control knob not pressed in while in PILOT position Air in gas lines when installed ODS pilot is clogged Gas regulator setting is not correct Turn on gas supply or open manual shutoff valve Turn contr
14. the OFF position Control Knob Figure 20 Control Knob and Ignitor But ton Location Ignitor Button 4 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 in formation in column 1 If you don t smell gas go to the next step 5 Slightly depress and turn control knob counterclockwise 7 to the PILOT position Keep control knob pressed in for five 5 seconds see Figure 20 Note You may be running this heater for the first time after hook ing up to gas supply If so the con trol knob may need to be pressed in for 30 seconds This will allow air to bleed from the gas system 6 With control knob pressed in press and release ignitor button This will light pilot The pilot is attached to the burner If needed keep pressing ig nitor button until pilot lights Note If pilot does not light contact a qualified service person or gas sup plier for repairs Until repairs are made light pilot with match To light pilot with match see Manual Light ing Procedure on page 15 7 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob Note If pilot goes out repeat steps 3 through 7 e If control knob does not pop out when released contact a qualified service person or gas supplier for repairs 8 Slightly depress and turn control knob counterclockw
15. when they are in the room with heater Do not use heater if any part has been exposed to or under water Immediately call a qualified service technician to in spect the room heater and to replace any part of the control system and any gas control which has been under water Do not operate heater if any log is bro ken Do not operate heater if a log is chipped dime sized or larger Turn heater off and let cool before ser vicing Only a qualified service person should service and repair heater Operating heater above elevations of 4 500 feet could pilot outage 105187 PRODUCT IDENTIFICATION Flame Max Vintage Oak Logs Burner One Piece Log Set Piezo Ign Base Assembly Flame Max Golden Oak Logs One Piece gt itor Piezo Ign Base Assembly Control Knob Figure 1 Product Identification LOCAL CODES Install and use heater with care Follow all local codes In the absence of local codes use the latest edition of The National Fuel Gas Code ANS 2223 1 also known as NFPA 54 Available from American National Standards Institute Inc 1430 Broadway New York NY 10018 National Fire Protection Association Inc Batterymarch Park Quincy MA 02269 Note Where listed vented decorative logs are required thermostat models are not per mitted 105187 OWNER S MANUAL Flame Max Birch Logs One Piece Log Set Base Assembly Control Knob Flame Max Golden Oak Logs T Stat
16. 1 100565 01 100639 01 101137 02 104310 08 GA6060 102030 01 105187 105268 02 105268 03 Log Set Yellow Flame Oval Baffle Rear 102775 05CK 102775 07CK Painted Base Assembly 102844 01 102844 01 Lower Bracket 102966 01 102966 01 Upper Bracket 098867 11 098867 11 Gas Regulator 102981 01 102981 01 Inlet Tube 102983 01 102983 01 Outlet Burner Tube 099056 16 099056 16 Burner Orifice Injector 102843 01 102843 01 Burner Clip 102772 01 102772 01 Burner 101329 20 101329 20 Thermostat Gas Valve Assembly 102979 01 102979 01 Thermostat Bracket 098544 01 098544 01 Thermobulb Clip 102445 01 102445 01 Piezo Ignitor 099387 09 099387 09 Pilot Tube 098271 07 098271 07 Ignitor Cable 104285 01 104285 01 ODS Pilot M11084 38 M11084 38 Hex Screw 8 18 x 38 098249 01 098249 01 Nut M5 099211 01 099211 01 Hex Screw 10 16 x 2 50 PARTS AVAILABLE NOT SHOWN 100563 01 100563 01 Warning Plate 101054 01 101054 01 Lighting Instructions Plate 100565 01 100565 01 Warning Plate Fastener 100639 01 100639 01 Caution Decal 101137 02 101137 02 Hardware Kit 104310 08 104310 08 Information Video GA6060 GA6060 Lava Rock 102030 01 102030 01 Auxiliary Thermostat Mounting Clip 27 VANGUARD FLAME MAX UNVENTED NATURAL GAS LOG HEATER SPECIFICATIONS Vintage Oak 18 Variable Manually Controlled Btu Variable 16 000 27 000 Type Gas Natural Gas Only Ignition Piezo Piezo Pressure Manifold 3 5 W C Inlet
17. 1 101055 02 100565 01 100639 01 101449 04 101137 02 104310 08 GA6060 VYS24NA 105185 02 098276 01 099553 01 102775 01CK 102844 01 102966 01 098867 11 102780 01 102798 01 099056 18 102843 01 102773 01 102568 07 098508 01 098354 01 102445 01 098249 01 099387 08 098271 07 103042 01 098594 01 098593 01 M11084 38 100563 01 101055 02 100565 01 100639 01 101449 04 101137 02 104310 08 GA6060 VYS30NA 105185 03 098276 01 099553 01 102775 01CK 102844 01 102966 01 098867 11 102780 01 102798 01 099056 18 102843 01 102773 01 102568 07 098508 01 098354 01 102445 01 098249 01 099387 08 098271 07 103042 01 098594 01 098593 01 M11084 38 100563 01 101055 02 100565 01 100639 01 101449 04 101137 02 104310 08 GA6060 23 Pilot Shield Painted Base Assembly Lower Bracket Upper Bracket Gas Regulator Outlet Burner Tube Inlet Tube Burner Orifice Injector Burner Clip Burner Control Valve Valve Retainer Nut Control Knob Piezo lgnitor Nut M5 Pilot Tube Ignitor Cable ODS Pilot Ignitor Electrode Thermocouple Screw Hex Head 8 18 x 38 PARTS AVAILABLE NOT SHOWN Warning Plate Lighting Instructions Plate Warning Plate Fastener Caution Decal Control Position Decal Hardware Kit Information Video Lava Rock One Piece Log Hex Head Plug 1 8 NPT 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 sk VANGUARD FLAME MAX
18. 2 13 14 15 16 17 18 19 20 21 22 Do not allow fans to blow directly into the fireplace Avoid any drafts that al ter burner flame patterns Ceiling fans can create drafts that alter burner flame patterns Altered burner patterns can cause sooting Before using furniture polish wax car pet cleaner or similar products turn heater off If heated the vapors from these products may create a white pow der residue within burner box or on adjacent walls or furniture Do not use a blower insert heat ex changer insert or other accessory not approved for use with this heater This heater needs fresh outside air ven tilation to run properly This heater has an oxygen depletion sensor ODS pi lot light safety system The ODS shuts down the heater if not enough fresh air is available See Air for Combustion and Ventilation pages 4 through 6 If heater keeps shutting off see Trouble shooting pages 18 through 20 Do not run heater where flammable liquids or vapors are used or stored under dusty conditions Do not use this heater to cook food or burn paper or other objects Never place any objects on the heater Heater base assembly becomes very hot when running heater Keep children and adults away from hot surface to avoid burns or clothing ignition Heater will remain hot for a time after shut down Allow surface to cool before touching Carefully supervise young children
19. 87 INSTALLATION Continued INSTALLING LOGS AAWARNING Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury amp CAUTION After installation and periodically thereafter check to ensure that no flame comes in contact with any log With the heater set to High check to see if flames contact any log If so re position logs according to the log installation instructions inthis manual Flames contacting logs will create soot Itis very important to install the logs exactly as instructed Do not modify logs Only use logs supplied with heater 1 Place one piece log set on grate to fit as illustrated in Figure 18 for Vintage Oak model and Figure 19 for Golden Oak or Birch models Make sure bot tom of front log is in front of U shaped cutout in center of chassis see Figure 16 for Vintage Oak model and Figure 17 for Golden Oak or Birch models Log will fit securely on chas sis Note 36 and birch models have more features but fit on the chassis the same IMPORTANT Make sure log does not cover any burner ports 2 Place lava rock around base of heater 105187 OWNER S MANUAL U shaped Cutout in Chassis Figure 16 Installing Vintage Oak One Piece Log Set One Piece Log Set Burner U shaped Cutout in Chassis Figure 17 Installing Golden
20. BER FOR VYD24NA 105268 02 098276 01 098249 01 102775 01CK 102844 01 102966 01 098867 11 102798 01 102779 01 099056 16 102843 01 102772 01 102568 05 098508 01 098354 01 102445 01 099387 08 098271 07 104285 01 M11084 38 100563 01 101055 02 100565 01 100639 01 101449 04 101137 02 104310 08 GA6060 VYBD24N 103336 01 098276 01 098249 01 102775 01CK 102844 01 102966 01 098867 11 102798 01 102779 01 099056 16 102843 01 102772 01 102568 05 098508 01 098354 01 102445 01 099387 08 098271 07 104285 01 M11084 38 100563 01 101055 02 100565 01 100639 01 101449 04 101137 02 104310 08 GA6060 VYD30NA 105268 03 098276 01 098249 01 102775 03CK 102844 01 102966 01 098867 11 102798 01 102779 01 099056 16 102843 01 102772 01 102568 05 098508 01 098354 01 102445 01 099387 08 098271 07 104285 01 M11084 38 100563 01 101055 02 100565 01 100639 01 101449 04 101137 02 104310 08 GA6060 25 VYBD30N 103522 01 098276 01 098249 01 102775 03CK 102844 01 102966 01 098867 11 102798 01 102779 01 099056 16 102843 01 102772 01 102568 05 098508 01 098354 01 102445 01 099387 08 098271 07 104285 01 M11084 38 100563 01 101055 02 100565 01 100639 01 101449 04 101137 02 104310 08 GA6060 VYD36N DESCRIPTION QTY 104254 01 Log Golden Oak Log Birch 098276 01 Hex Head Plug 1 8 NPT 098249 01 Nut
21. CLEANING AND MAINTENANCE A WARNING Turn off heater and let cool before cleaning A CAUTION You must keep control areas burner and circu lating air passageways of heater clean Inspect these areas of heater before each use Have heater inspected yearly by a quali fied service person Heater may need more frequent cleaning due to excessive lint from carpeting pet hair bedding material etc CLEANING BURNER INJECTOR HOLDER AND PILOT AIR INLET HOLE The primary air inlet holes allow the proper amount of air to mix with the gas This provides a clean burning flame Keep these holes clear of dust dirt and lint Clean these air inlet holes prior to each heating season Blocked air holes will create soot We rec ommend that you clean the unit every 2 500 hours of operation or every three months We also recommend that you keep the burner tube and pilot assembly clean and free of dust and dirt To clean these parts we recom mend using compressed air no greater than 30 PSI Your local computer store hard ware store or home center may carry com pressed air in a can You can use a vacuum cleaner in the blow position If using com pressed air in a can please follow the direc tions on the can If you don t follow direc tions on the can you could damage the pilot assembly 1 Shut off the unit including the pilot Allow the unit to cool for at least thirty minutes 2 Inspect burner pilot and primar
22. M5 102775 03CK Painted Base Assembly Lower Bracket Upper Bracket Gas Regulator Inlet Tube Outlet Burner Tube Burner Orifice Injector Burner Clip Burner Control Valve Valve Retainer Nut Control Knob Piezo Ignitor Pilot Tube Ignitor Cable ODS Pilot Screw Hex Head 8 18 x 38 102844 01 102966 01 098867 11 102798 01 102779 01 099056 16 102843 01 102772 01 102568 05 098508 01 098354 01 102445 01 099387 08 098271 07 104285 01 M11084 38 100563 01 101055 02 Warning Plate Lighting Instructions Plate Warning Plate Fastener Caution Decal Control Position Decal Hardware Kit Information Video Lava Rock 100565 01 100639 01 101449 04 101137 02 104310 08 GA6060 VANGUARD FLAME MAX UNVENTED NATURAL GAS LOG HEATER ILLUSTRATED PARTS BREAKDOWN THERMOSTATICALLY CONTROLLED MODELS VYD18NTA VYD24NTA VYD30NTA 26 105187 PARTS LIST VYD18NTA VYD24NTA VYD30NTA OWNER S MANUAL This list contains replaceable parts used in your heater When ordering parts follow the instructions listed under Replacement Parts on page 17 of this manual KEY PART NUMBER FOR NO VYD18NTA VYD24NTA VYD30NTA DESCRIPTION 105268 01 104033 03 102775 09CK 102844 02 102966 02 098867 11 102981 01 102983 02 099056 26 102843 01 102980 01 101329 21 102979 02 098544 01 102445 01 099387 09 09827 1 07 104285 01 M11084 38 098249 01 099211 01 ONOaARWD 100563 01 101054 0
23. RANTY VENT FREE NATURAL GAS LOG HEATERS DESA International warrants this product to be free from defects in materials and components for four 4 years from the date of first purchase provided that the product has been properly installed operated and maintained in accordance with all applicable instructions To make a claim under this warranty the Bill of Sale or cancelled check must be presented This warranty is extended only to the original retail purchaser This warranty covers the cost of part s required to restore this heater to proper operating condition and an allowance for labor when provided by a DESA Authorized Service Center Warranty part s MUST be obtained through authorized dealers of this product and or DESA International who will provide original factory replacement parts Failure to use original factory replacement parts voids this warranty The heater MUST be installed by a qualified installer in accordance with all local codes and instructions furnished with the unit This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that fail or become damaged as a result of misuse accidents lack of proper maintenance or defects caused by improper installation Travel diagnostic cost labor transportation and any and all such other costs related to repairing a defective heater will be the responsibility of the owner TO THE FULL EXTENT ALLOWED BY THE LAW OF THE JURISDICTION THAT
24. UNVENTED NATURAL GAS LOG HEATER ILLUSTRATED PARTS BREAKDOWN FLAME MAX GOLDEN OAK AND BIRCH LOG MODELS VYD18NA VYBD18N VYD24NA VYBD24N VYD30NA VYBD30N AND VYD36N Note The Golden Oak Log 104254 01 for the VYD36N model differs slightly from drawing F A NE 19 ODS Pilot 24 105187 PARTS LIST OWNER S MANUAL This list contains replaceable parts used in your heater When ordering parts follow the instructions listed under Replacement Parts on page 17 of this manual VYD18NA VYBD18N VYD24NA VYBD24N VYD30NA VYBD30N VYD36N KEY NO VYD18NA _ VYBD18N 105268 01 103520 01 098276 01 098276 01 098249 01 102775 04CK 098249 01 102775 04CK 102844 02 102966 02 098867 11 102798 01 102779 03 099056 26 102844 02 102966 02 098867 11 102798 01 102779 03 099056 26 102843 01 102980 01 102568 07 098508 01 098354 01 102445 01 099387 08 098271 07 104285 01 M11084 38 102843 01 102980 01 102568 07 098508 01 098354 01 102445 01 099387 08 098271 07 104285 01 M11084 38 100563 01 101055 02 100563 01 101055 02 100565 01 100565 01 100639 01 101449 04 100639 01 101449 04 101137 02 104310 08 GA6060 101137 02 104310 08 GA6060 105187 PART NUM
25. VANGUARD UNVENTED VENT FREE NATURAL GAS LOG HEATER VARIABLE MANUALLY CONTROLLED MODELS ALSO DESIGN CERTIFIED AS VENTED DECORATIVE APPLIANCES OWNER S OPERATION AND INSTALLATION MANUAL FLAME MAX Birch Log Design FLAME MAX Vintage Oak Log Design 18 24 and 30 Variable Manually Controlled Models FLAME MAX Golden Oak Log Design OK 18 24 30 and 36 Variable Manually Controlled and 18 24 and 30 Variable Manually Controlled Model 18 24 and 30 Thermostati cally Controlled Models WARNING If the information in this manual is not followed 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 other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance e Do nottouch any electrical switch do not use any phone in your building e Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas sup plier call the fire department installation and service must be per formed by a qualified installer service agency or the gas supplier WARNING Improper installation ad justment alteration service or main tenance can cause injury or property damage Refer to this manual for cor rectinstallation and operational proce dures For assis
26. ace or listed vent free firebox Minimum Wall and Ceiling Clearances see Figure 4 A Clearances from the side of the fire place opening to any combustible wall should not be less than 16 inches B Clearances from the top of the fireplace opening to the ceiling should not be less than 42 inches Left and Right Sides Figure 4 Minimum Clearance to Walland Ceiling Continued VANGUARD FLAME MAX UNVENTED NATURAL GAS LOG HEATER INSTALLATION Continued NOTICE Manual control heaters may be used as a vented product If so you must always run heater with chimney flue damper open If running heater with damper open noncombustible material above fireplace opening is not needed Go to Installing Damper Clamp Accessory for Vented Op eration page 10 Minimum Noncombustible Material Clearances If Not Using Mantel Note If using a mantel proceed to Zf Using Mantel If not using a mantel follow the information below You must have noncombustible material s above the fireplace opening Noncombus tible materials such as slate marble tile etc must be at least 1 2 inch thick With sheet metal you must have noncombustible material behind it Noncombustible mate rial must extend at least 8 up for all mod els If noncombustible material is less than 12 you must install the fireplace hood accessory 24 30 and 36 models only See Figure 5 for minimum clearances IMPORTANT If y
27. e bottom see Figure 34 Slide the thermostat sensing bulb into the clip IMPORTANT Do not crimp capillary Thermostat Sensing Bulb nnes DO backed Mounting Clip LE Figure 32 Locating Thermostat Sensing Bulb on Factory built Metal Fireplace N Thermostat Sensing Bulb Adhesive backed gt Mounting Clip Glass Doors Figure 33 Installing Thermostat Sensing Bulb behind Glass Doors Thermostat Sensing Bulb Adhesive backed f Mounting Capillary Clip Do Not Crimp Capillary Figure 34 Positioning the Thermostat Sensing Bulb in the Vertical Position with the Capillary at the Bottom VANGUARD FLAME MAX UNVENTED NATURAL GAS LOG HEATER ILLUSTRATED PARTS BREAKDOWN FLAME MAX VINTAGE OAK LOG MODELS VYS18NA VYS24NA AND VYS30NA ODS Pilot Q 20 1 20 2 22 105187 OWNER S MANUAL PARTS LIST This list contains replaceable parts used in your heater When ordering parts follow the instructions listed under Replacement Parts on page 17 of this manual VYS18NA VYS24NA VYS30NA PART NUMBER FOR 105187 Q N 9 GI KS Q N VYS18NA 105185 01 098276 01 099553 01 102775 02CK 102844 01 102966 01 098867 11 102780 01 102798 01 099056 20 102843 01 102963 01 102568 07 098508 01 098354 01 102445 01 098249 01 099387 08 098271 07 103042 01 098594 01 098593 01 M11084 38 100563 0
28. eet per 1 000 Btu per hour 4 8 m per kw of the aggregate input rating of all appliances installed in that space and an unconfined space as a space whose volume is not less than 50 cubic feet per 1 000 Btu per hour 4 8 m per kw of the aggregate input rating of all appliances installed in that space Rooms communicating directly with the space in which the appliances are in stalled through openings not furnished with doors are considered a part of the unconfined space This heater shall not be installed in a con fined space or unusually tight construction unless provisions are provided for adequate combustion and ventilation air Adjoining rooms are communicating only if there are doorless passageways or ventila tion grills between them 105187 OWNER S MANUAL AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have a confined or unconfined space Space Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilation grills between the rooms 1 Determine the volume of the space length x width x height Length x Width x Height cu ft volume of space Example Space size 20 ft length x 16 ft width x 8 ft ceiling height 2560 cu ft volume of space If additional ventilation to adjoining room is supplied with
29. er in the vented mode 1 The fireplace does not meet the clear ance to combustibles requirements for vent free operation 2 State or local codes do not permit vent free operation 3 You prefer vented operation If reasons number 1 or 2 above apply to you you must permanently open chimney flue damper You must install the damper clamp accessory to order see Accessories page 29 This will insure vented operation see Figure 10 The damper clamp will keep damper open Installation instructions are included with clamp accessory See chart below for minimum permanent flue opening you must provide Attach damper clamp so the minimum permanent flue opening will be maintained at all times Area of Various Standard Round Flues Diameter ins Area sq ins 5 20 sq inches 6 29 sq inches 1 39 sq inches 8 51 sq inches Chimney Minimum Permanent Height ft Flue Opening sq ins 6 to 15 15 to 30 39 sq inches 29 sq inches Masonry Fireplace Damper N A Damper Figure 10 Attaching Damper Clamp INSTALLING HEATER BASE ASSEMBLY Damper Clamp NSAN A Av ay A CAUTION Do not remove the metal data plates attached to the heater base assembly The data plates contain important warranty information A WARNING You must secure this heater to fireplace floor If not heater will move when you adjust controls Moving hea
30. es or other sources to light heater VANGUARD FLAME MAX UNVENTED NATURAL GAS LOG HEATER AIR FOR COMBUSTION AND VENTILATION AX WARNING This heater shall not be installed ina confined space or unusually tight construction unless provisions are provided foradequate combustion and ven tilation air Read the following in structions to insure proper fresh air for this and other fuel burning appliances in your home Today s homes are built more energy efficient than ever New materials increased insulation and new construction methods helpreduce heat loss in homes Home owners weather strip and caulk around windows and doors to keep the cold air out and the warm air in During heating months home owners want their homes as airtight as possible While it is good to make your home energy efficient your home needs to breathe Fresh air must enter your home All fuel burning appliances need fresh air for proper com bustion and ventilation Exhaust fans fireplaces clothes dryers and fuel burning appliances draw air from the house to operate You must provide ad equate fresh air for these appliances This will insure proper venting of vented fuel burning appliances PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code NFPA 54 ANS Z223 1 Sec tion 5 3 Air for Combustion and Ventilation All spaces in homes fall into one of the three following ventilation classificat
31. h has been un der water Ignitor Button Control Knob Figure 22 Control Knob and Ignitor But ton Location 15 E LIGHTING INSTRUCTIONS A WARNING If fireplace has glass doors never operate this heater with glass doors closed If you op erate heater with doors closed heat buildup inside fireplace will cause glass to burst Also if fireplace opening has vents at the bottom you must open the vents before operating heater You must operate this heater with afireplace screenin place Make sure fireplace screen is closed before running heater NOTICE During initial operation of new heater burning logs will give off a paper burning smell Orange flame will also be present Open damper or window to vent smell This will only last a few hours Note Home owners generally prefer to operate their heater with the chimney damper closed This will put all the heat into the room However there may be times you will desire the full flames of the Hi heat setting but will find the heat output excessive You can open the chim ney damper if you have one fully or partially to release some of the heat AX WARNING Damper handle will be hot if heater has been running 1 STOP Read the safety information in column 2 2 Make sure manual shutoff valve is fully open 3 Turn control knob clockwise N to the OFF position 4 Wait five 5 minutes to clear out any gas Then
32. ills or ducts AX WARNING Rework work sheet adding the space of the adjoining unconfined space The combined spaces must have enough fresh air to supply all appliances in both spaces Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts You must provide two per manent openings one within 12 of the ceiling and one within 12 of the floor Connect these items directly to the outdoors or spaces open to the outdoors These spaces include attics and crawl spaces IMPORTANT Do not provide openings for inlet or outlet air into attic if attic has a thermostat controlled power vent Heated air entering the attic will activate the power vent Ventilation Grills Into Adjoining Room Option 1 Or Remove Door into Adjoining Room Option O 3 1 Ventilation Grills Into Adjoining Room Option 2 SS TAK Figure 2 Ventilation Air from Inside Building Ventilated Outlet Air Inlet Air To Attic To Crawl E Inlet Air Ventilated Crawl Space Figure 3 Ventilation Air from Outdoors 105187 INSTALLATION OWNER S MANUAL 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 heating system you may run sys
33. ions 1 Unusually Tight Construction 2 Unconfined Space 3 Confined Space The information on pages 4 through 6 will help you classify your space and provide adequate ventilation Unusually Tight Construction The air that leaks around doors and win dows may provide enough fresh air for combustion and ventilation However in buildings of unusually tight construction you must provide additional fresh air Unusually tight construction is de fined as construction where a walls and ceilings exposed to the outside atmosphere have a con tinuous water vapor retarder with a rating of one perm 6 x 10 1 kg per pa sec m or less with open ings gasketed or sealed and b weather stripping has been added on openable windows and doors and c caulking or sealants are applied to areas such as joints around window and door frames be tween sole plates and floors be tween wall ceiling joints be tween wall panels at penetra tions for plumbing electrical and gas lines and at other openings If your home meets all of the three criteria above you must provide ad ditional fresh air See Ventilation Air From Outdoors page 6 If your home does not meet all of the three criteria above proceed to Deter mining Fresh Air Flow For Heater Lo cation page 5 Confined and Unconfined Space The National Fuel Gas Code ANS Z223 1 1992 Section 5 3 defines a confined space as a space whose volume is less than 50 cubic f
34. ired heating level The burners should light Set control knob to any heat level between HI and LO A CAUTION Donottry to adjust heating levels by using the manual shutoff valve Ignitor Electrode Thermocouple Pilot Burner Figure 23 Pilot TO APPLIANCE Shutting Off Heater Turn control knob clockwise XN to the OFF position TO TURN OFF GAS Shutting Off Burners Only pilot stays lit Turn control knob clockwise X to the PILOT position j THERMOSTAT CONTROL OPERATION The thermostat controlknob can be set to any comfort level between Hi and Lo The thermostat will gradually modulate the heat output and flame height from higher to lower settings or pilot in order to maintain the comfort level you select The ideal comfort setting will vary by household depending upon the amount of space to be heated the output of the central heating system etc Note Selecting the Hi setting with the control knob will cause the burner to remain fully on without modulating down in most cases a MANUAL LIGHTING PROCEDURE 1 Follow steps 1 through 5 under Light ing Instructions pages 15 and 16 2 Depress control knob and light pilot with match 3 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob Now follow step 8 column 1 INSPECTING BURNERS Check pilot flame pattern and burner flame patterns often PILOT FLAME PATTERN
35. ise 7 to the HIGH position The burner should light Set control knob to any heat level between HIGH and LO Ignitor Electrode Thermoco pie Pilot Burner Figure 21 Pilo Note Appearance of pilot assembly may vary by model 105187 OPERATING HEATER Continued i VARIABLE CONTROL OPERATION The variable control valve can be set to any heat setting and flame height desired by simply turning the control knob until that setting is attained Even the lowest setting provides realistic dancing yellow flames Selecting higher settings produces greater heat output This results in in creased heating comfort A WARNING Do not operate heater between PILOT and HIGH positions A CAUTION Do nottry to adjust heating levels by using the manual shutoff valve g TO TURN OFF GAS TO APPLIANCE Shutting Off Heater 1 Press in and turn control knob clock wise N to the HIGH position 2 Turn the control knob clockwise 4 7 N to the PILOT position 3 Press in control knob and turn clock wise N to the OFF Position Shutting Off Burners Only pilot stays lit 1 Turn the control knob clockwise Z7 to the HIGH position 2 Press in and turn control knob clock wise N to the PILOT position MANUAL LIGHTING PROCEDURE 1 Follow steps 1 through 5 under Lighting Instructions page 14 2 Depress control knob and light pilot with match 3 Keep control knob pressed in for 30
36. l models Helps deflect heat away from mantel or wall above fireplace Fits openings 28 to 48 wide DAMPER CLAMP GA6080 Not Shown Permanently opens chimney flue damper for vented operation Can be used only with non thermostat models LAVA ROCK GA6060 Not Shown For all models Order when additional rock is desired 3 1b bag 29 SERVICE HINTS When Gas Pressure Is Too Low e pilot will not stay lit burners will have delayed ignition e heater will not produce specified heat When Gas Quality Is Bad pilot will not stay lit burners will produce flames and soot heater will backfire when lit You may feel your gas pressure is too low or gas quality is bad If so contact your local natural gas supplier TECHNICAL SERVICE You may have further questions about in stallation operation or troubleshooting If so contact DESA International s Techni cal Service Department at 1 800 DESA LOG 1 800 337 2564 You can also visit DESA International s technical services web site at www desatech com WARRANTY INFORMATION KEEP THIS WARRANTY 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 WAR
37. nning All slotted burner flame holes should be open with yellow flame present All round burner flame holes should be open with a small blue flame present Some burner flame holes may be come blocked by debris or rust with no flame present If so turn off heater and let cool Either remove blockage or replace burner Blocked burner flame holes will create soot REPLACEMENT PARTS Note Use only original replacement parts This will protect your warranty coverage for parts replaced under warranty PARTS UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s call DESA International s Techni cal Service Department at 1 800 323 5190 When calling DESA International have ready your name and address model number of your heater how heater was malfunctioning type of gas used propane or natural gas purchase date Usually we will ask you to return the defec tive part to the factory PARTS NOT UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s call DESA International s Parts Department at 1 800 972 7879 for referral information When calling DESA Interna tional have ready model number of your heater the replacement part number VANGUARD FLAME MAX UNVENTED NATURAL GAS LOG HEATER TROUBLESHOOTING Note For additional help visit DESA International s technical service web
38. not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been un der water LIGHTING INSTRUCTIONS A warnine If fireplace has glass doors never operate this heater with glass doors closed If you op erate heater with doors closed heat buildup inside fireplace will cause glass to burst Also if fireplace opening has vents at the bottom you must open the vents before operating heater You must operate this heater with afireplace screen in place Make sure fireplace screen is closed before running heater NOTICE During initial operation of new heater burning logs will give off a paper burning smell Open damper or window to vent smell This will only last a few hours Note Home owners generally prefer to operate their heater with the chimney damper closed This will put all the heat into the room However there may be times you will desire the full flames of the High heat setting but will find the heat output excessive You can open the chim ney damper if you have one fully or partially to release some of the heat AX WARNING Damper handle will be hot if heater has been running 1 STOP Read the safety information column 1 2 Make sure manual shutoff valve is fully open 3 Press in and turn control knob clock wise to
39. o adjoining room or add ventilation grills between rooms See Ventilation Air From Inside Building page 6 B Vent room directly to the outdoors See Ventilation Air From Outdoors page 6 C Install a lower Btu Hr heater if lower Btu Hr size makes room unconfined If the actual Btu Hr used is less than the maximum Btu Hr the space can support the space is an unconfined space You will need no additional fresh air ventilation A 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 ANS 2223 1 1992 Section 5 3 or applicable local codes Continued 105187 5 VANGUARD FLAME MAX UNVENTED NATURAL GAS LOG HEATER AIR FOR COMBUSTION AND VENTILATION Continued VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space When ventilating to an adjoining unconfined space you must pro vide two permanent openings one within 12 of the ceiling and one within 12 of the floor on the wall connecting the two spaces see options 1 and 2 Figure 2 You can also remove door into adjoining room see op tion 3 Figure 2 Follow the National Fuel Gas Code NFPA 54 ANS Z223 1 Section 5 3 Air for Combustion and Ventilation for required size of ventilation gr
40. ol knob to PILOT position Press in control knob while in PILOT position Continue holding down control knob Repeat igniting operation until air is removed Clean ODS pilot see Cleaning and Maintenance page 17 or replace ODS pilot assembly Replace gas regulator ODS pilot lights but flame goes out when control knob is released Q JS Control knob not fully pressed in Control knob not pressed in long enough Safety interlock system has been triggered Manual shutoff valve not fully open Pilot flame not touching thermocouple which allows thermocouple to cool causing pilot flame to go out This prob lem could be caused by one or both of the following A Low gas pressure B Dirty or partially clogged ODS pilot Thermocouple connection loose at con trol valve Thermocouple damaged Control valve damaged www desatech com 18 Press in control knob fully 2 After ODS pilot lights keep control knob pressed in 30 seconds Wait one minute for safety interlock sys tem to reset Repeat ignition operation Fully open manual shut off valve A Contact local natural gas company B Clean ODS pilot see Cleaning and Maintenance page 17 or replace ODS pilot assembly Hand tighten until snug then tighten 1 4 turn more Replace thermocouple Replace control valve 105187 TROUBLESHOOTING Continued OBSERVED PROBLEM OWNER S MANUAL
41. ou cannot meet these minimum clearances you must operate heater with chimney flue damper open Go to Installing Damper Clamp Accessory for Vented Operation page 10 If Using Mantel You must have noncombustible material s above the fireplace opening Noncombus tible materials such as slate marble tile etc must be at least 1 2 inch thick With sheet metal you must have noncombustible material behind it Noncombustible mate rial must extend at least 8 inches up for all models If noncombustible material is less than 12 you must install the fireplace hood accessory 24 30 and 36 models only Even if noncombustible material is more than 12 you may need the hood accessory to deflect heat away from your mantel shelf See Figure 5 and Figures 6 and 7 on page 9 for minimum clearances IMPORTANT If you cannot meet these minimum clearances you must operate heater with chimney flue damper open Go to Installing Damper Clamp Accessory for Vented Operation page 10 Noncombustible Material Distance A Requirements for Safe Installation 12 or more Between 8 and 12 Less than 8 Noncombustible material OK 24 30 or 36 Models Install fireplace hood ac cessory GA6050 GA6052 or GA6053 see Acces sories page 29 18 Model Noncombustible material OK Noncombustible material must be extended to at least 8 See Between 8 and 12 above If you cannot extend material you must opera
42. ow a leak 5 Correct all leaks at once 6 Reconnect heater and manual shutoff valve to gas supply Check reconnected fittings for leaks Test Pressures Equal Toor Less Than 1 2 PSIG 1 Close manual shutoff valve see Fig ure 14 Pressurize supply piping system by ei ther using compressed air or opening main gas valve located on or near gas meter Check all joints from gas meter to manual shutoff valve see Figure 15 Apply mixture of liquid soap and wa ter to gas joints Bubbles forming show a leak Correct all leaks at once Open Closed Figure 14 Manual Shutoff Valve Gas Meter Pressure Testing Heater Gas Connections 1 Open manual shutoff valve see Fig ure 14 Open main gas valve located on or near gas meter Make sure control knob of heater is in the OFF position Check all joints from manual shutoff valve to control valve see Figure 15 Apply mixture of liquid soap and wa ter to gas joints Bubbles forming show a leak Correct all leaks at once Light heater see Operating Heater manually controlled models pages 14 and 15 or thermostatically controlled models pages 15 and 16 Check all other internal joints for leaks Turn off heater see To Turn Off Gas to Appliance manually controlled mod els page 15 or thermostatically con trolled models page 16 Manual Shutoff Valve Control Valve Location Figure 15 Checking Gas Joints 1051
43. r until air is removed from line Have gas line checked by local natural gas company 3 Observe minimum installation clear ances see pages 7 through 9 4 Clean burners see Cleaning and Mainte nance page 17 or replace burner orifice White powder residue forming within burner box or on adjacent walls or furniture 1 When heated vapors from furniture pol ish wax carpet cleaners etc turn into white powder residue 1 Turn heater off when using furniture polish wax carpet cleaners or similar products Moisture condensation noticed on windows 1 Not enough combustion ventilation air 1 Refer to Air for Combustion and Venti lation requirements pages 4 through 6 Dark residue on logs or inside of fireplace 105187 1 Improper log placement 2 Drafts or other air currents affecting flame pattern 3 Air holes at burner inlet blocked 4 Burner flame holes blocked www desatech com 19 1 Properly locate logs see Installing Logs page 13 2 Eliminate source of drafts around heater 3 Clean out air holes at burner inlet Peri odically repeat as needed 4 Remove blockage or replace burner Continued VANGUARD FLAME MAX UNVENTED NATURAL GAS LOG HEATER TROUBLESHOOTING Continued building Ay WARNING 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 Immediately call yo
44. rough one hole on each side of the mounting bracket see Figure 12 page 11 If installing in a brick bottom fireplace mark screw locations in mortar joint of bricks 105187 INSTALLATION Continued 8 Remove heater base from fireplace Drill holes at marked locations using 3 16 drill bit 10 Attach base assembly to fireplace floor using two masonry screws in hardware package 11 Connect to gas supply See Connect ing To Gas Supply 12 Replace logs on heater base Heater Gas Regulator Flexible Gas Hose if allowed N by local codes Figure 11 Attaching Flexible Gas Hose to Heater Gas Regulator Vintage Oak Log Chassis Masonry Screw Bracket with Screw Holes Golden Oak and Birch Model Chassis Bracket with Screw Holes Figure 12 Attaching Base Assembly to Fireplace Floor 105187 OWNER S MANUAL CONNECTING TO GAS SUPPLY NOTICE A qualified service per son must connect heater to gas supply Follow all local codes Installation Items Needed Before installing heater make sure you have the items listed below piping check local codes sealant resistant to propane LP gas manual shutoff valve test gauge connection sediment trap tee joint pipe wrench AnA G A design certified manual shutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Pur chase the optional A G A design certified man
45. s in OFF position Gas leak See Warning statement at top of page Control valve defective Locate and correct all leaks see Check ing Gas Connections page 12 Replace control valve Gas odor during combustion Foreign matter between control valve and burner Gas leak See Warning statement at top of page www desatech com 20 Take apart gas tubing and remove for eign matter Locate and correct all leaks see Check ing Gas Connections page 12 105187 OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB FOR MASONRY AND FACTORY BUILT METAL FIREPLACE If your log set cycles to pilot but the room temperature drops to a lower than ideal comfort level before the log set comes back on you may want to reposition the thermo stat sensing bulb The thermostat sensing bulb is located near the gas valve assembly on the mounting bracket This location allows the thermostat to keep the room temperature at an ideal comfort level for most fireplace applica tions For positioning the thermostat sens ing bulb elsewhere an adhesive backed mounting clip is available Tools needed 1 4 hex driver or socket 1 Remove logs Locate the gas valve as sembly and thermostat sensing bulb see Figure 28 2 With 1 4 hex driver or socket loosen the thermostat screw Carefully slide the thermostat sensing bulb out of the retaining clamp see Figure 30 Note Do not remove the screw Make s
46. smell for gas including near the floor If you smell gas STOP Follow B in the safety in formation column 2 If you don t smell gas go to the next step Continued VANGUARD FLAME MAX UNVENTED NATURAL GAS LOG HEATER OPERATING HEATER Continued 5 Turn control knob counterclockwise to the PILOT position Press in control knob for five 5 sec onds see Figure 22 page 15 Note You may be running this heater for the first time after hook ing up to gas supply If so the con trol knob may need to be pressed in for 30 seconds or less This will allow air to bleed from the gas system e If control knob does not pop out when released contact a qualified service person or gas supplier for repairs 6 With control knob pressed in press and release ignitor button This will light pilot The pilot is attached to the front burner If needed keep press ing ignitor button until pilot lights Note If pilot does not stay lit con tact a qualified service person or gas supplier for repairs Until repairs are made light pilot with match To light pilot with match see Manual Light ing Procedure 7 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob Note If pilot goes out repeat steps 3 through 7 This heater has a safety interlock system Wait one 1 minute for system to reset before lighting pilot again 8 Turn control knob counterclockwise to des
47. tance or additional in formation consult a qualified installer service agency or the gas supplier WARNING This appliance is for in stallation only in a solid fuel burning masonry or UL127 factory built fire place or in an approved ventless fire box It is design certified for these installations in accordance with ANS 221 11 2 Exception Do not install this appliance in a factory built fireplace that includes instructions stating it has not been tested or should not be used with unvented gas logs WARNING This is an unvented gas fired heater It uses air oxygen from the room in which it is installed Provisions for adequate combus tion and ventilation air must be provided Refer to Air for Combustion and Ventilation section on page 4 of this manual This appliance may be installed in an aftermarket manufactured mobile home where not prohibited by state or local codes Patent Pending Aftermarket Completion of sale not for purpose of resale from the manufacturer Save this manual for future reference VANGUARD FLAME MAX UNVENTED NATURAL GAS LOG HEATER SAFETY INFORMATION A WARNINGS IMPORTANT Read this owner s manual carefully and completely before trying to assemble oper ate or service this heater Im proper use of this heater can cause serious injury or death from burns fire explosion electrical shock and carbon monoxide poisoning AX DANGER Carbon monoxide poisoning ma
48. te heater with flue damper open Heat Resistant Material Figure 5 Heat Resistant Material Slate Marble Tile etc Above Fireplace 105187 INSTALLATION Continued MANTEL CLEARANCES In addition to meeting noncombustible mate rial clearances you must also meet required clearances between fireplace opening and mantel shelf If you do not meet the clearances listed below you will need a hood Determining Minimum Mantel Clearance If you meet minimum clearance between mantel shelf and top of fireplace opening a hood is not required see Figure 6 Determining Minimum Mantel Clearance When Using a Hood If minimum clearances in Figure 6 are not met you must have a hood When using a hood there are still certain minimum mantel clearances required Follow minimum clear ances shown in Figure 7 when using hood NOTICE If your installation does not meet the minimum clearances shown you must do one of the following operate the logs only with the flue damper open raise the mantel to an accept able height remove the mantel FLOOR CLEARANCES A Ifinstalling appliance on the floor level you must maintain the minimum dis tance of 14 to combustibles see Fig ure 8 B If combustible materials are less than 14 to the fireplace you must install appliance at least 5 above the combus tible flooring see Figure 9 105187 OWNER S MANUAL Mantel Shelf
49. tem s circulating blower while using heater This will help circulate the heat throughout the house In the event of a power outage you can use this heater as your primary heat source NOTICE A qualified service per son must install heater Follow all local codes NOTICE State or local codes may only allow operation of this appli ance in a vented configuration Check your state or local codes A WARNING Before installing in a solid fuel burning fireplace the chimney flue and firebox must be cleaned of soot creosote ashes and loose paint by a quali fied chimney cleaner Creosote will ignite if highly heated A dirty chimney flue may create and dis tribute soot within the house In spect chimney flue for damage If damaged operate heater with flue damper closed amp WARNING Never install the heater inabedroom or bathroom un less installed as a vented ap pliance see page 10 Variable Manually Controlled models only in a recreational vehicle where curtains furniture clothing or other flammable objects are less than 42 inches from the front top or sides of the heater in high traffic areas in windy or drafty areas A CAUTION This heater cre ates warm air currents These currents move heat to wall sur faces next to heater Installing heater next to vinyl or cloth wall coverings or operating heater where impurities such as to bacco smoke aromatic candles
50. ter may cause a gas leak A WARNING If installing in a sunken fireplace special care is needed You must raise the fire place floor to allow access to heater control panel This will in sure adequate air flow and guard against sooting Raise fireplace floor with noncombustible mate rial Make sure material is secure A CAUTION Do not pick up heater base assembly by the burner This could damage heater Only handle base assem bly by grates IMPORTANT Make sure the heater burner is level If heater is not level heater will not work properly N Manufactured Fireplace Installation Items Needed hardware package provided with heater approved flexible gas hose not provided if allowed by local codes sealant resistant to propane LP gas not provided electric drill with 3 16 drill bit metal or masonry as applicable flathead screwdriver Apply pipe joint sealant lightly to male threads of the fitting to be threaded into gas regulator Connect approved flex ible gas hose to gas regulator of heater see Figure 11 page 11 IMPORTANT Hold gas regulator with wrench when connecting flexible gas hose Locate two masonry screws in hard ware package Place heater base in fireplace Place logs in their proper position on heater base Center heater base and logs front to back and side to side in fireplace Carefully remove logs without moving heater base Mark screw locations th
51. ual shutoff valve from your dealer See Accessories page 29 A WARNING Never connect heater to private non utility gas wells This gas is commonly known as well head gas A G A Design Certified Manual Shutoff Valve With 1 8 NPT Tap From Gas Meter 5 W C to 10 5 W C Pressure Tee Sediment Joint Trap Pipe 3 Minimum Nipple Figure 13 Gas Connection A CAUTION Use only new black iron or steel pipe Inter nally tinned copper tubing may be used in certain areas Check your local codes Use pipe of 1 2 diameter or greater to allow proper gas volume to heater If pipe is too small undue loss of pressure will occur Installation must include a manual shutoff valve union and plugged 1 8 NPT tap Locate NPT tap within reach for test gauge hook up NPT tap must be upstream from heater see Figure 13 Apply pipe joint sealant lightly to male threads This will prevent excess sealant from going into pipe Excess sealant in pipe could result in clogged heater valves CAUTION Use pipe joint seal ant that is resistant to liquid pe troleum LP gas Install sediment trap in supply line as shown in Figure 13 Locate sediment trap where it is within reach for cleaning Locate sedi ment trap where trapped matter is not likely to freeze A sediment trap traps moisture and contaminants This keeps them from going into heater controls If
52. ur gas supplier from aneighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department IMPORTANT Operating heater where impurities in air exist may create odors Cleaning supplies paint paint remover cigarette smoke cements and glues new carpet or textiles etc create fumes These fumes may mix with combustion air and create odors These odors will disappear over time OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Heater produces a clicking ticking noise just after burner is lit or shut off 1 Metal expanding while heating or con tracting while cooling 1 This is common with most heaters If noise is excessive contact qualified ser vice person Heater produces unwanted odors Heater burning vapors from paint hair spray glues cleaners chemicals new carpet etc see MPORTANT statement above Gas leak See Warning statement at top of page Open window and ventilate room Stop using odor causing products while heater is running Locate and correct all leaks see Check ing Gas Connections page 12 Heater shuts off in use ODS operates Not enough fresh air is available Low line pressure ODS pilot is partially clogged Open window and or door for ventila tion Contact local natural gas company Clean ODS pilot see Cleaning and Maintenance page 17 Gas odor even when control knob i
53. ure you tighten the screw after remov ing the thermostat sensing bulb IMPORTANT Do not force or bend the thermostat sensing bulb or capillary Gas Valve Assembly Thermostat Mounting Sensing Bulb Bracket Figure 28 Location of Gas Valve Assem bly and Thermostat Sensing Bulb 105187 OWNER S MANUAL 3 The thermostat sensing bulb may be lo cated to the lower right front side of fire place Determine location of sensing bulb but do not mount sensing bulb un til step 4 If you have a masonry fire place see Figure 31 for location If you have a factory built metal fire place see Figure 32 for location If your fireplace has glass doors posi tion sensing bulb directly behind door gap on right bottom side see Figure 33 Figure 29 Adhesive backed Mounting Clip Capillary Thermostat Thermostat Screw Retaining Clamp Sensing Bulb gt Figure 30 Removing Thermostat Sens ing Bulb Thermostat Sensing Bulb Adhesive backed Mounting Clip Figure 31 Locating Thermostat Sensing Bulb on Masonry Fireplace bee 21 4 The mounting clip must be a minimum of 3 from bottom of fireplace to pre vent crimping of capillary Once you have decided on a location clean the area thoroughly Remove the paper backing from the adhesive on back of mounting clip Press the clip into the new location so that the thermostat sensing bulb will be positioned verti cally with the capillary at th
54. y air inlet holes on injector holder for dust and dirt see Figure 26 3 Blow air through the ports slots and holes in the burner 105187 OWNER S MANUAL 4 Check the injector holder located at the end of the burner tube again Remove any large particles of dust dirt lint or pet hairs with a soft cloth or vacuum cleaner nozzle 5 Blow air into the primary air holes on the injector holder 6 Incase any large clumps of dust have now been pushed into the burner repeat steps 3 and 4 Clean the pilot assembly also A yellow tip on the pilot flame indicates dust and dirt in the pilot assembly There is a small pilot air inlet hole about two inches from where the pilot flame comes out of the pilot assembly see Figure 27 With the unit off lightly blow air through the air inlet hole You may blow through a drinking straw if compressed air is not available Injector Holder May Be Brass or Aluminum Depending on Model A A Primary Air Inlet Holes Shape of Holes May Vary by Model p Burner Tube Figure 26 Injector Holder On Outlet Burner Tube Ports Slots Sac Burner lt Tube Pilot Air Inlet Hole Figure 27 Pilot Inlet Air Hole 17 LOGS Ifyou remove logs for cleaning refer to Installing Logs page 13 to properly re place logs Replace log s if broken or chipped dime sized or larger MAIN BURNER Periodically inspect all burner flame holes with the heater ru
55. y lead to death Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning re semble the flu with headaches dizziness or nausea If you have these signs the heater may not be working properly Get fresh air at once Have heater serviced Some people are more affected by carbon monoxide than others These include pregnant women people with heart or lung disease or anemia those under the influence of alcohol and those at high altitudes Natural Gas Natural gas is odorless An odor making agent is added to the gas The odor helps you detect a gas leak However the odor added to the gas can fade Gas may be present even though no odor exists Make certain you read and understand all Warnings Keep this manual for reference It is your guide to safe and proper operation of this heater WARNING Any change to this heater or its controls can be dangerous 1 This appliance is only for use with the type of gas indicated on the rating plate This appliance is not convertible for use with other gases 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 if you cannot reach your gas supplier call the fire department This heater shall not be installed in a bedroom or bathroom unless installed as
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