Desa Variable Manually-Controlled Models Owner's Operation And Installation Manual

Unvented (vent-free) natural gas fireplace

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Owner's operation and installation manual (44 pages)

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DESA INTERNATIONAL

UNVENTED (VENT-FREE)

NATURAL GAS FIREPLACE

This appliance may be installed in an aftermarket* manufactured (mobile) home,

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

OWNER'S OPERATION AND INSTALLATION MANUAL

Variable

Manually-

Controlled

Models and

Thermostatically-

Controlled

"A" Models

with

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Split Oak Logs

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WARNING: If the information in this manual is not

followed exactly, a fire or explosion may result caus-

ing 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 in-

structions.

• 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.

where not prohibited by state or local codes.

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Save this manual for future reference.

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Shown with optional

cabinet mantel, hearth

base, and trim

accessories.

WARNING: Improper installation,

adjustment, alteration, service,

or maintenance can cause injury

or property damage. Refer to this

manual for correct installation

and operational procedures. For

assistance or additional infor-

mation consult a qualified in-

staller, service agency, or the

gas supplier.

WARNING: This is an unvented

gas-fired heater. It uses air (oxy-

gen) from the room in which it is

installed. Provisions for adequate

combustion and ventilation air

must be provided. Refer to Air for

Combustion and Ventilation sec-

tion in this manual.

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Page 1 DESA INTERNATIONAL UNVENTED (VENT-FREE) NATURAL GAS FIREPLACE 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 OWNER’S OPERATION AND INSTALLATION MANUAL...
Page 2: Table Of Contents
CONTENTS SECTION PAGE Safety Information ................... 2 Product Identification ................4 Local Codes ..................... 5 Unpacking ....................5 Product Features ..................5 Air for Combustion and Ventilation ............6 Installing ....................9 Check Gas Type ................9 Electrical Hookup ................9 Assembling and Attaching Brass Trim ..........
Page 3 WARNINGS Continued SAFETY WARNING ICON G 001 WARNING: Any change to this fireplace or its controls can be dangerous. INFORMATION 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. Continued 2.
Page 4: Product Identification
PRODUCT Crossover Log Rear Log IDENTIFICATION Top Middle Log Left Front Branch Rear Burner Front Bottom Burner Right Front Middle Branch Base Assembly Figure 1 - Log Base Assembly, Split Oak Set Top Louver Top Outer Assembly Casing Firebox Hood Firebox Support Rear...
Page 5: Local Codes
LOCAL CODES 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 ANSI Z223, also known as NFPA 54*. *Available from: American National Standards Institute, Inc. 1430 Broadway New York, NY 10018 National Fire Protection Association, Inc.
Page 6: Air For Combustion And Ventilation
AIR FOR WARNING WARNING ICON G 001 COMBUSTION This heater shall not be installed in a confined space unless provi- sions are provided for adequate combustion and ventilation air. Read the following instructions to insure proper fresh air for this VENTILATION and other fuel-burning appliances in your home.
Page 7 AIR FOR DETERMINING AIR FLOW FOR FIREPLACE LOCATION Determining if You Have a Confined or Unconfined Space COMBUSTION 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.
Page 8 AIR FOR WARNING WARNING ICON G 001 COMBUSTION If the area in which the heater may be operated is smaller than that defined as an unconfined space, provide adequate combus- tion and ventilation air by one of the methods described in the VENTILATION National Fuel Gas Code, ANSI Z223.1, 1992, Section 5.3.
Page 9: Installing
INSTALLING NOTICE A qualified service person must install fireplace. Follow all local codes. WARNING WARNING ICON G 001 Never install the fireplace • in a bedroom or bathroom • in a recreational vehicle • where curtains, furniture, clothing, or other flammable objects are less than 36 inches from the front, top, or sides of the fireplace •...
Page 10: Assembling And Attaching Brass Trim
INSTALLING ASSEMBLING AND ATTACHING BRASS TRIM IMPORTANT: If you are recessing the firebox in a wall, do not attach brass trim at this Continued time. See page 13. Note: The instructions below show assembling and attaching brass trim to fireplace. 1.
Page 11: Installation Clearances
INSTALLING INSTALLATION CLEARANCES WARNING Continued WARNING ICON G 001 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 7) A.
Page 12 INSTALLING 2. Install a properly grounded, 120 volt three-prong electrical outlet at fireplace location if an outlet is not there. If possible, locate outlet so cabinet mantel will Continued cover it when installed (see Figure 8). 3. Install gas piping to fireplace location. This installation includes an approved flexible gas line (if allowed by local codes) after the manual shutoff valve.
Page 13 INSTALLING 7. Break off nailing flanges (see Figure 10) with hammer or pliers. Continued Nailing Flanges Figure 10 - Location of Nailing Flanges 8. Place cardboard or other protective material on top of hearth base. Carefully set fireplace on protective material, with back of fireplace inside mantel opening.
Page 14: Built-In Fireplace Installation
INSTALLING BUILT-IN FIREPLACE INSTALLATION Built-in installation of this fireplace involves installing fireplace into a framed-in Continued 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 15, page 15. Follow the instructions below to install the fireplace in this manner.
Page 15 INSTALLING 8. Attach fireplace to wall studs using nails or wood screws through holes in nailing flange (see Figure 14). Continued 9. Check all gas connections for leaks. See Checking Gas Connections, page 18. 10. Install brass trim after final finishing and/or painting of wall (see Figure 6, page 10).
Page 16: Installing Gas Piping To Fireplace Location
INSTALLING INSTALLING GAS PIPING TO FIREPLACE LOCATION NOTICE Continued 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. • piping (check local codes) •...
Page 17: Connecting Fireplace To Gas Supply
A.G.A. Design-Certified Manual Shutoff Valve INSTALLING With 1/8" NPT Tap* Continued Approved Flexible Gas Line From Gas Meter (5" W.C. to 10.5" W.C. 3" Minimum Pressure) Sediment Trap Tee Joint Pipe Nipple Figure 16 - Gas Connection * Purchase the optional A.G.A. design-certified manual shutoff valve from your dealer.
Page 18: Checking Gas Connections
INSTALLING 4. Route flexible gas line from manual shutoff valve into fireplace through side or rear access panel. Route flexible gas supply line through fireplace access door. Continued NOTICE Most building codes do not permit concealed gas connections. A flexible gas line is provided to allow accessibility from the fire- place.
Page 19 INSTALLING Test Pressures Equal To or Less Than 1/2 PSIG 1. Close manual shutoff valve (see Figure 19). Continued 2. Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter. 3.
Page 20: Installing Logs
INSTALLING INSTALLING LOGS (Split Oak Design Models) Continued 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. Each log is marked with a number. These numbers will help you identify the log when installing.
Page 21 INSTALLING 4. Place the crossover log (#5) on the back log and the top middle log. Make sure the peg on the rear log is in the hole in the bottom of the crossover log. The crossover log Continued should fit in the cutout of the top middle log (see Figure 25). Crossover Log (#4) Hole...
Page 22: Operating Fireplace (Thermostat-Controlled Models)
OPERATING FOR YOUR SAFETY READ BEFORE LIGHTING FIREPLACE WARNING Thermostat- WARNING ICON G 001 If you do not follow these instructions exactly, a fire or explosion may Controlled Models result causing 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.
Page 23: To Turn Off Gas To Appliance
OPERATING 6. Continue pressing control knob in. Press and release ignitor button. This will light pilot. The pilot is attached to the front burner. If needed, keep pressing ignitor FIREPLACE button until pilot lights. Note: If pilot does not stay lit, contact a qualified service person or gas supplier Thermostat- for repairs.
Page 24: Operating Fireplace (Manually-Controlled Models)
OPERATING FOR YOUR SAFETY READ BEFORE LIGHTING FIREPLACE WARNING Manually-Controlled WARNING ICON G 001 If you do not follow these instructions exactly, a fire or explosion may Models result causing 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.
Page 25 OPERATING 6. Continue pressing control knob in. Press and release ignitor button. This will light pilot. The pilot is attached to the front burner. If needed, keep pressing ignitor FIREPLACE button until pilot lights. Note: If pilot does not stay lit, contact a qualified service person or gas supplier Manually-Controlled for repairs.
Page 26: Inspecting Burners
OPERATING BLOWER OPERATION FIREPLACE WARNING All Models This fireplace has a three-prong, grounded electrical plug. This plug helps protect you against electrical shock. Only connect plug to a properly grounded, three-prong receptacle. Do not cut or remove the grounding prong from this plug. Locate the blower switch by opening lower louver on fireplace.
Page 27 INSPECTING FRONT BURNER FLAME PATTERN Figure 33 shows correct front burner flame pattern. Figure 34 shows incorrect front BURNERS burner flame pattern. The incorrect burner flame pattern shows yellow tipping at top of blue flame. Continued WARNING WARNING ICON G 001 If front burner flame pattern shows yellow tipping, your fireplace could produce increased levels of carbon monoxide.
Page 28: Cleaning And Maintenance
CLEANING WARNING WARNING ICON G 001 Turn off fireplace and let cool before cleaning. MAINTENANCE CAUTION WARNING ICON G 001 You must keep control areas, burners, and circulating air pas- sageways of fireplace clean. Inspect these areas of fireplace before each use. Have fireplace inspected yearly by a qualified service person.
Page 29 OBSERVED POSSIBLE TROUBLE- PROBLEM CAUSE REMEDY SHOOTING When ignitor button 1. Gas supply turned off or 1. Turn on gas supply or Continued is pressed, there is manual shutoff valve open manual shutoff spark at ODS/pilot closed valve but no ignition 2.
Page 30 TROUBLE- OBSERVED POSSIBLE PROBLEM CAUSE REMEDY SHOOTING One or both burners do 1. Burner orifice(s) 1. Clean burner(s) (see not light after ODS/ clogged Cleaning and Mainte- Continued pilot is lit nance, page 28) or replace burner orifice(s) 2. Burner orifice(s) 2.
Page 31 TROUBLE- WARNING WARNING ICON G 001 SHOOTING If you smell gas • Shut off gas supply. Continued • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. •...
Page 32: Technical Service
Usually, we will ask you to return the defective part to the factory. Parts Not Under Warranty Contact authorized dealers of this product. If they can’t supply original replace- ment part(s), call DESA International’s Parts Department at 1-800-972-7879 for referral information. When calling DESA International, have ready •...
Page 33: Specifications
SPECIFICATIONS Btu (Low/High) 20,000/28,000 Type Gas Natural Gas Only Ignition Piezo Manifold Pressure 3.4" W.C. Inlet Gas Pressure (in. of water) Maximum 10.5" Minimum 5" Shipping Weight 128 lbs. Thermostat Model 122 lbs. Manual Model WIRING CAUTION: Label all wires prior to disconnection when servicing controls.
Page 34: Accessories
Purchase these fireplace accessories from your local dealer. If they can not supply ACCESSORIES 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 35 ACCESSORIES Continued QQQQQQ QQQQQQ QQQQQQ QQQQQQ QQQQQQ QQQQQQ QQQQQQ QQQQQQ QQQQQQ CORNER MANTEL GM200F - Walnut Finished GM201U - Unfinished Shown with optional laminate mantel trim accessory. Dimensions (WxHxD): 60-7/8" x 48-3/4" x 34-5/8" QQQQ QQQQ QQQQ QQQQ QQ QQ QQ QQQQQ QQQQ QQQQQ...
Page 36: Illustrated Parts Lists
ILLUSTRATED PARTS BREAKDOWN Log Base Assembly Variable Manually- Controlled Models 7-1 7-2 VSGF28NV CSGF28NV 103281...
Page 37: Parts List
PARTS LIST This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 32 of this manual. Log Base Assembly Variable Manually- Controlled Models VSGF28NV CSGF28NV PART NUMBER DESCRIPTION QTY. 102474-01 Left Front Log (#1L) 102474-02...
Page 38 ILLUSTRATED PARTS BREAKDOWN Log Base Assembly Thermostat- Controlled Models 7-1 7-2 VSGF28NTA CSGF28NTA 103281...
Page 39 PARTS LIST This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 32 of this manual. Log Base Assembly Thermostat- Controlled Models VSGF28NTA CSGF28NTA PART NUMBER DESCRIPTION QTY. 102474-01 Left Front Log (#1L) 102474-02 Right Front Log (#1R)
Page 40 ILLUSTRATED VSGF28NV CSGF28NV PARTS VSGF28NTA BREAKDOWN CSGF28NTA Fireplace 103281...
Page 41 This list contains replaceable parts used in your fireplace. When ordering parts, PARTS LIST follow the instructions listed under Replacement Parts on page 32 of this manual. Fireplace VSGF28NV/CSGF28NV VSGF28NTA/CSGF28NTA PART NUMBER DESCRIPTION QTY. 101357-01 Top Outer Casing 101373-01 Outer Casing 102806-01CB Right Front Side 102805-01CB...
Page 42 NOTES 103281...
Page 43 NOTES 103281...
Page 44: Warranty Information
VENT-FREE NATURAL GAS FIREPLACE DESA International warrants this product to be free from defects in materials and components for three (3) years and five (5) years on stainless steel burners from the date of first purchase, provided that the product has been properly installed, operated and maintained in accordance with all applicable instructions.

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Thermostatically-controlled “a” models Vsgf28nv Csgf28nv

Desa Variable Manually-Controlled Models Owner's Operation And Installation Manual

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