Installation manual

ManualsBrandsVanguard ManualsHome building and DecorVSGF28NVA

Shown with optional

cabinet mantel,

hearth base, and trim

accessories.

Save this manual for future reference.

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.

• 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.

— Installation and service must be performed

by a qualified installer, service agency, or

the gas supplier.

WARNING: Improper installa-

tion, adjustment, alteration, ser-

vice, or maintenance can cause

injury or property damage. Re-

fer to this manual for correct

installation and operational

procedures. For assistance or

additional information consult

a qualified installer, service

agency, or the gas supplier.

WARNING: This is an unvented

gas-fired heater. It uses air

(oxygen) from the room in

which it is installed. Provisions

for adequate combustion and

ventilation air must be pro-

vided. Refer to

Air for Com-

bustion and Ventilation

sec-

tion on page 4 of this manual.

OWNER’S OPERATION AND INSTALLATION MANUAL

DESA INTERNATIONAL

UNVENTED (VENT-FREE)

NATURAL GAS FIREPLACE

Variable Manually-

Controlled "A"

Models and

Thermostatically-

Controlled

“C” Models

with

Split Oak Logs

This appliance may be installed in an aftermarket* manufactured (mobile) home, where not prohibited

by state or local codes.

* Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer

Summary of content (36 pages)

PAGE 1
DESA INTERNATIONAL UNVENTED (VENT-FREE) NATURAL GAS FIREPLACE OWNER’S OPERATION AND INSTALLATION MANUAL ¢¢¢¢¢¢ ,,,,,, QQQQQQ ,,,,,, QQQQQQ ¢¢¢¢¢¢ ,,,,,, QQQQQQ ¢¢¢¢¢¢ ,,,,,, QQQQQQ ¢¢¢¢¢¢ ,,,,,, QQQQQQ ¢¢¢¢¢¢ ,,,,,, QQQQQQ ¢¢¢¢¢¢ ,,,,,, QQQQQQ ¢¢¢¢¢¢ ,,,,,, QQQQQQ ¢¢¢¢¢¢ ,,,,,,,,,, QQQQQQQQQQ ¢¢¢¢¢¢¢¢¢¢ ,,, QQQ ¢¢¢ ,,,,,, QQQQQQ ¢¢¢¢¢¢ ,,,,,,,,,, QQQQQQQQQQ ¢¢¢¢¢¢¢¢¢¢ ,,, QQQ ¢¢¢ ,,,,,,,,,, QQQQQQQQQQ ¢¢¢¢¢¢¢¢¢¢ ,,, QQQ ¢¢¢ Variable ManuallyControlled "A" Models and ThermostaticallyControlled “C” Models
PAGE 2
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE SAFETY INFORMATION WARNINGS IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, operate, or service this fireplace. Improper use of this fireplace can cause serious injury or death from burns, fire, explosion, electrical shock, and carbon monoxide poisoning.
PAGE 3
OWNER’S MANUAL PRODUCT IDENTIFICATION LOCAL CODES Crossover Log Rear Log Middle Log Install and use fireplace with care. Follow all local codes. In the absence of local codes, use the latest edition of The National Fuel Gas Code ANS Z223.1, also known as NFPA 54*. *Available from: American National Standards Institute, Inc. 1430 Broadway New York, NY 10018 National Fire Protection Association, Inc.
PAGE 4
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE PRODUCT FEATURES OPERATION This vent-free fireplace is clean burning. It requires no outside venting. There is no heat loss out a vent or up a chimney. Heat is generated by both realistic flames and glowing embers. When used without the blower, the fireplace requires no electricity making it ideal for emergency backup heat. SAFETY DEVICE This fireplace has a pilot with an Oxygen Depletion Sensor Shutoff System (ODS).
PAGE 5
OWNER’S MANUAL AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH-AIR FLOW FOR FIREPLACE 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 fireplace 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.
PAGE 6
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE 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 provide 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 3). You can also remove door into adjoining room (see option 3, Figure 3).
PAGE 7
OWNER’S MANUAL INSTALLATION NOTICE: A qualified service person must install fireplace. Follow all local codes. 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 primary heat source. If you have a central heating system, you may run system’s circulating blower while using heater. This will help circulate the heat throughout the house.
PAGE 8
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE INSTALLATION Continued Flexible Gas Line Trim Hanging Screws ASSEMBLING AND ATTACHING OPTIONAL BRASS TRIM (Included with Mantel Accessory) IMPORTANT: If you are recessing the firebox in a wall, do not attach brass trim at this time. See page 13. Note: The instructions below show assembling and attaching brass trim to fireplace. 1. Remove packaging from three pieces of brass trim. 2.
PAGE 9
OWNER’S MANUAL 6. CAUTION: Do not pick up log base assembly by burners. This could damage burners. Only handle base by grates. kc kc B W al ih ffO kc B et al al B 1 01 1/ .V 51 C.A . B al kc hW i et erG ne WARNING: Failure to position the parts in accordance with supplied diagrams or failure to use only parts specifically approved with this heater may result in damage or personal injury. nO Note: Discard the remaining hardware items. B ol w M re oto r 10.
PAGE 10
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE INSTALLATION 8. Continued Installing Optional GA3700T Blower Accessory 1. Remove screws that attach log base assembly to fireplace (do not discard). Carefully lift up log base assembly and remove from fireplace, taking care to pull flexible gas line through the access holes (see Figure 13). CAUTION: Do not pick up log base assembly by burners. This could damage burners. Only handle base by grates. 2. 3. 4. 5. 6. 7.
PAGE 11
OWNER’S MANUAL INSTALLATION Continued 13. Plug in blower power cord. If your fireplace system is installed as a freestanding unit with an accessory mantel, install one plastic bushing (provided) into the 1.5" hole in the lower left side of the outer casing (see Figure 18). Route power cord through plastic bushing. Plug the power cord into a properly grounded three-prong wall receptacle near the firebox. If your fireplace system installation is recessed, install one plastic bushing provided into the 1.
PAGE 12
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE INSTALLATION Continued INSTALLATION CLEARANCES WARNING: Maintain the minimum clearances. If you can, provide greater clearances from floor, ceiling, and adjoining wall. Carefully follow the instructions below. This will ensure safe installation. Minimum Wall and Ceiling Clearances (see Figure 20) A.
PAGE 13
OWNER’S MANUAL INSTALLATION 1. Figure 24 - Inserting Fireplace Into Cabinet Mantel BUILT-IN FIREPLACE INSTALLATION Built-in installation of this fireplace involves installing fireplace into a framed-in enclosure. This makes the front of fireplace flush with wall. If installing a mantel above the fireplace, but you must follow the clearances shown in Figure 28 . Follow the instructions below to install the fireplace in this manner.
PAGE 14
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE INSTALLATION Continued INSTALLING GAS PIPING TO FIREPLACE LOCATION NOTICE: A qualified service person must connect fireplace to gas supply. Follow all local codes. Installation Items Needed Before installing fireplace, make sure you have the items listed below.
PAGE 15
OWNER’S MANUAL INSTALLATION Continued CHECKING GAS CONNECTIONS Pressure Testing Fireplace Gas Connections 1. NOTICE: Most building codes do not permit concealed gas connections. A flexible gas line is provided to allow accessibility from the fireplace (see Figure 31). The flexible gas supply line connection to the manual shutoff valve should be accessible. 4. 5. 6. Attach a 45° flare union gas connector to flexible gas line from gas supply (see Figure 31).
PAGE 16
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE INSTALLATION Continued INSTALLING LOGS WARNING: 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. CAUTION: Do not remove the metal data plates attached to the heater base assembly. The data plates contain important warranty information. Each log is marked with a number.
PAGE 17
OWNER’S MANUAL LIGHTING INSTRUCTIONS OPERATING FIREPLACE WARNING: You must operate this fireplace with the fireplace screen in place. Make sure fireplace screen is installed before running fireplace. Thermostat-Controlled Models FOR YOUR SAFETY READ BEFORE LIGHTING NOTICE: During initial operation of new fireplace, burning logs will give off a paper-burning smell. Orange flame will also be present. Open window to vent smell. Operate fireplace on HI position to burn off odor.
PAGE 18
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE OPERATING FIREPLACE Manually-Controlled Models FOR YOUR SAFETY READ BEFORE LIGHTING Continued TO TURN OFF GAS TO APPLIANCE Shutting Off Fireplace Turn control knob clockwise the OFF position. Clockwise to Shutting Off Burners Only (pilot stays lit) Turn control knob clockwise the PILOT position. Clockwise to THERMOSTAT CONTROL OPERATION You can set the thermostat control knob to any comfort level between HI and LO.
PAGE 19
OWNER’S MANUAL VARIABLE CONTROL OPERATION OPERATING FIREPLACE Continued 7. 8. 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. • If control knob does not pop out when released, contact a qualified service person or gas supplier for repairs. Slightly depress and turn control knob counterclockwise C-clockwise to the HIGH position. Both burners should light. Set control knob to either HIGH or LOW.
PAGE 20
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE OPERATING FIREPLACE VSGF28NVA ONLY Continued This optional non-thermostat blower kit features a variable control which allows you to select the speed you desire. After about 15 minutes, turn the blower on to deliver heated air at the top louvers. Follow the installation instructions on pages 8 and 9 of this manual. BLOWER OPERATION VSGF28NTC/CSGF28NTC WARNING: This fireplace has a three-prong, grounded electrical plug.
PAGE 21
OWNER’S MANUAL INSPECTING BURNERS CLEANING AND MAINTENANCE 4. Continued FRONT BURNER FLAME PATTERN Figure 45 shows correct front burner flame pattern. Figure 46 shows incorrect front burner flame pattern. The incorrect burner flame pattern shows yellow tipping at top of blue flame. WARNING: If front burner flame pattern shows yellow tipping, your fireplace could produce increased levels of carbon monoxide. Follow instructions at bottom of this page. Yellow flame on rear burner is normal.
PAGE 22
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE TROUBLESHOOTING WARNING: Turn off fireplace and let cool before servicing. Only a qualified service person should service and repair fireplace. Note: For additional help, visit DESA International’s technical service web site at www.desatech.com. CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. This can damage ODS/ pilot unit. Note: All troubleshooting items are listed in order of operation.
PAGE 23
OWNER’S MANUAL TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY One or both burners do not light after ODS/ pilot is lit 1. Burner orifice(s) clogged 1. Clean burner(s) (see Cleaning and Maintenance, page 21) or replace burner orifice(s) 2. Replace burner orifice(s) 3. Contact local natural gas company 4. Contact qualified service person 2. Burner orifice(s) diameter is too small 3. Inlet gas pressure is too low 4. Mislocated crossover tube Delayed ignition of one or both burners 1.
PAGE 24
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE TROUBLESHOOTING Continued 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 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. IMPORTANT: Operating fireplace where impurities in air exist may create odors.
PAGE 25
OWNER’S MANUAL TECHNICAL SERVICE SERVICE HINTS SPECIFICATIONS Btu (Low/High) 20,000/28,000 You may have further questions about installation, operation, or troubleshooting. If so, contact DESA International’s Technical Service Department at 1-800-DESA LOG (1-800-337-2564). When Gas Pressure Is Too Low • pilot will not stay lit • burners will have delayed ignition • fireplace will not produce specified heat Type Gas Natural Gas Only Ignition Piezo When Gas Quality Is Bad Manifold Pressure 3.4" W.
PAGE 26
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE ACCESSORIES Purchase these fireplace accessories from your local dealer. If they can not supply these accessories, call DESA International’s Sales Department at 1-800-432-2382 for information. You can also write to the address listed on the back page of this manual.
PAGE 27
OWNER’S MANUAL FIREBOX BRICK LINER - ACCESSORIES Continued ¢¢¢¢¢¢ QQQQQQ ,,,,,, ¢¢¢¢¢¢ QQQQQQ ,,,,,, ¢¢¢¢¢¢ QQQQQQ ,,,,,, ¢¢¢¢¢¢ QQQQQQ ,,,,,, ¢¢¢¢¢¢ QQQQQQ ,,,,,, ¢¢¢¢¢¢ QQQQQQ ,,,,,, ¢¢¢¢¢¢ QQQQQQ ,,,,,, ¢¢¢¢¢¢ QQQQQQ ,,,,,, ¢¢¢¢¢¢ QQQQQQ ,,,,,, ¢¢¢¢ ,,,, QQQQ ,,,, QQQQ ¢¢¢¢ ,,,, QQQQ ¢¢¢¢ ,,,, QQQQ ¢¢¢¢ ,,,, QQQQ ¢¢¢¢ CORNER MANTEL GM200F Series - Walnut Finished GM201U Series - Unfinished Shown with optional laminate mantel trim accessory.
PAGE 28
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE ILLUSTRATED PARTS BREAKDOWN 4 2 LOG BASE ASSEMBLY 3 VARIABLE MANUALLYCONTROLLED MODEL 1 VSGF28NVA 6 6-1 6-2 26 12 18 7 17 8 9 7 5 7 22 11 10 7 15 25 21 5 13 5 20 5 23 5 28 14 29 24 19 31 30 18 27 16 28 104409
PAGE 29
OWNER’S MANUAL PARTS LIST This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 25 of this manual. LOG BASE ASSEMBLY VARIABLE MANUALLYCONTROLLED MODEL VSGF28NVA KEY NO.
PAGE 30
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE ILLUSTRATED PARTS BREAKDOWN 4 2 LOG BASE ASSEMBLY THERMOSTATCONTROLLED MODELS 3 1 VSGF28NTC CSGF28NTC 6 6-1 6-2 26 18 7 12 8 9 5 7 11 10 7 15 25 5 13 5 28 19 5 17 5 27 14 20 18 23 6-2 12 24 16 21 30 22 104409
PAGE 31
OWNER’S MANUAL PARTS LIST This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 25 of this manual. LOG BASE ASSEMBLY THERMOSTATCONTROLLED MODELS VSGF28NTC CSGF28NTC KEY NO.
PAGE 32
DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE ILLUSTRATED PARTS BREAKDOWN 7 17 1 6 FIREPLACE VSGF28NTC CSGF28NTC 9 2 16 12 4 8 3 16 11 11 14 24 16 16 16 24 11 15 5 21 16 7 19 10 18 23 16 10 20 22 13 32 104409
PAGE 33
OWNER’S MANUAL PARTS LIST This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 25 of this manual. FIREPLACE VSGF28NTC CSGF28NTC KEY NO.
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DESA INTERNATIONAL UNVENTED NATURAL GAS FIREPLACE ILLUSTRATED PARTS BREAKDOWN 7 17 1 6 FIREPLACE VSGF28NVA 9 2 16 12 4 8 3 16 11 11 14 16 16 16 11 15 5 16 7 10 18 16 10 13 34 104409
PAGE 35
OWNER’S MANUAL PARTS LIST This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 25 of this manual. FIREPLACE VSGF28NVA KEY NO.
PAGE 36
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.