TM UNVENTED (VENT-FREE) GAS FIREPLACE OWNER’S OPERATION AND INSTALLATION MANUAL For more information, visit www.desatech.com Shown with optional cabinet mantel, hearth base, and trim accessories. Shown with optional hearth base accessory.
TABLE OF CONTENTS SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION ............................................................ 2 PRODUCT IDENTIFICATION ..................................................... 3 LOCAL CODES ........................................................................... 4 UNPACKING ............................................................................... 4 PRODUCT FEATURES ..............................................................
SAFETY INFORMATION PRODUCT IDENTIFICATION 3 3 SAFETY INFORMATION Continued 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 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. Do not place propane/LP supply tank(s) inside any structure. Locate propane/LP supply tank(s) outdoors.
LOCAL CODES UNPACKING PRODUCT FEATURES LOCAL CODES PRODUCT FEATURES 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 Z223.1/NFPA 54*. OPERATION *Available from: American National Standards Institute, Inc. 1430 Broadway New York, NY 10018 National Fire Protection Association, Inc.
AIR FOR COMBUSTION AND VENTILATION Providing Adequate Ventilation 5 5 AIR FOR COMBUSTION AND VENTILATION WARNING: This heater shall not be installed in a confined space or unusually tight construction unless provisions are provided for adequate combustion and ventilation air. Read the following instructions to insure proper fresh air for this and other fuelburning appliances in your home. Today’s homes are built more energy efficient than ever.
AIR FOR COMBUSTION AND VENTILATION Determining Fresh-Air Flow For Heater Location Ventilation Air AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION A. Determining if You Have a Confined or Unconfined Space Rework worksheet, adding the space of an adjoining room. If the extra space provides an unconfined space, remove door to adjoining room or add ventilation grills between rooms. See Ventilation Air From Inside Building. B.
AIR FOR COMBUSTION AND VENTILATION Ventilation Air (Cont.) INSTALLATION 7 7 Check Gas Type AIR FOR COMBUSTION AND VENTILATION Continued Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts. You must provide two permanent 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. Follow the National Fuel Gas Code, ANSI Z223.
INSTALLATION Electrical Hookup Installation Clearances Installation Sequence Removing Fireplace Screen And Floor Assembly INSTALLATION Continued ELECTRICAL HOOKUP INSTALLATION SEQUENCE This fireplace normally operates under 120 VAC/60 Hz line voltage. The electrical cord supplied with your fireplace is five feet in length. You must locate fireplace within reach of a 120 volt grounded electrical outlet. If not, you must install an electrical outlet within reach of the fireplace power cord.
INSTALLATION Removing Fireplace Screen And Floor Assembly (Cont.) Electrical Connections for Power Cord Relocating Wall Switch 9 9 INSTALLATION Continued Flexible Gas Line Hole in Floor Support Bracket Hole in Outer Casing Bushings Power Cord Figure 7 - Routing Power Cord Screws Fireplace Floor Assembly Figure 6 - Removing Fireplace Floor Assembly (VTGF33N/PR Shown) ELECTRICAL CONNECTIONS FOR POWER CORD This fireplace operates on 120 VAC, 60 Hz power.
INSTALLATION Relocating Wall Switch (Cont.) INSTALLATION Continued For Mantel Installation If fireplace is to be installed into a mantel, (see Conventional Fireplace Installation, pages 18 and 19) the wall switch may be mounted on either side of the mantel, facing to the side. Do not locate wall switch anywhere on the front face of the mantel. Mounting Wall Switch to Wall for Recessed Fireplace 7. CAUTION: Be careful of gas lines and wiring when moving floor. 1. 2. 3. 4. 5. 6.
INSTALLATION 11 11 Relocating Wall Switch (Cont.) Installing Variable Speed Blower Accessory INSTALLATION Continued 16. Position switch/plate assembly vertically over wall openings with decal lettering upright (see Figure 13). 17. Insert mounting screws, removed in step 2 of Relocating Wall Switch on pages 9 and 10, through holes in wall plate and into wall anchors. 18. Tighten screws until wall plate is firmly attached to wall. Do not overtighten. Opening in Wall or Mantel Wall Wall Plate/ Switch 13.
INSTALLATION Installing Variable Speed Blower Accessory (Cont.) INSTALLATION Continued 5. 6. 7. 8. 9. Be certain that all wire terminals are securely attached to terminals on blower motor and that the screw retaining the green ground wire is tight. Place control knob provided on plastic control shaft of speed control. Mount the speed control on the front leg of the left floor support bracket using 2 screws provided (see Figure 15). Plug in blower power cord. a.
INSTALLATION Installing Variable Speed Blower Accessory (Cont.) Installing Thermostatic Blower Accessory 13 13 INSTALLATION Continued 2. 3. B ol w M re oto r V F ir a n a ba S el ti w hc nO kc kc B W al ih ff O kc B et al al B 1 01 1/ . V 5 1 C. A . B al kc h W i et e r G ne 4. Wiring Diagram 5. WARNING: Never attempt to service heater while it is plugged in, operating, or hot. Burns and electrical shock could result. Only a qualified service person should service or repair heater.
INSTALLATION Installing Thermostatic Blower Accessory (Cont.) INSTALLATION Continued 10. Place control knob provided on plastic control shaft of speed control (see Figure 20). 11. Mount the speed control onto the front leg of the left floor support bracket using 2 screws provided (see Figure 20). WARNING: Failure to connect all wires properly as indicated may cause electrical short circuit or personal injury. A qualified electrician should check that all connections are made properly. 12.
INSTALLATION Installing Thermostatic Blower Accessory (Cont.) Installing Gas Piping to Fireplace Location 15 15 INSTALLATION Continued 15. If gas connections have been made and checked, replace fireplace floor assembly in fireplace. Feed flexible gas supply line into fireplace base area while replacing fireplace floor assembly. Make sure the entire flexible gas line is in fireplace base area. IMPORTANT: Do not pick up fireplace floor assembly by burners. This could damage burners.
INSTALLATION Installing Gas Piping to Fireplace Location (Cont.) Connecting Fireplace To Gas Supply INSTALLATION Continued Installation Items Needed Before installing fireplace, make sure you have the items listed below.
INSTALLATION Connecting Fireplace To Gas Supply (Cont.) Checking Gas Connections 17 17 INSTALLATION Continued CONNECTING FIREPLACE TO GAS SUPPLY CHECKING GAS CONNECTIONS Installation Items Needed WARNING: Test all gas piping and connections for leaks after installing or servicing. Correct all leaks at once. • 5/16" hex socket wrench or nut-driver • Phillips screwdriver • sealant (resistant to propane/LP gas, not provided) 1.
INSTALLATION Checking Gas Connections (Cont.) Conventional Fireplace Installation INSTALLATION Continued Pressure Testing Fireplace Gas Connections 1. 2. 3. 4. 5. 6. 7. Open equipment shutoff valve (see Figure 27). Open main gas valve located on or near gas meter for natural gas or open propane/LP supply tank valve. Place manual ignition switch in the OFF position. Check all joints from equipment shutoff valve to gas valve (see Figure 28 or 29). Apply noncorrosive leak detection fluid to all joints.
INSTALLATION Conventional Fireplace Installation (Cont.) Built-In Fireplace Installation 19 19 INSTALLATION Continued 11. Carefully insert fireplace into cabinet mantel (see Figure 33). Be careful not to scratch or damage hearth base, cabinet mantel, or any laminate trim on hearth base. Remove protective material from top of hearth base and from front of fireplace (if any). Note: You can secure fireplace to hearth or floor. Open lower louver. Locate screw holes in bottom of base.
INSTALLATION Built-In Fireplace Installation (Cont.) Assembling And Attaching Optional Brass Trim INSTALLATION Continued 8. Attach fireplace to wall studs using nails or wood screws through holes in nailing flange (see Figure 36). 9. Check all gas connections for leaks. See Checking Gas Connections, pages 17 and 18. 10. Install brass trim. See Assembling and Attaching Optional Brass Trim.
INSTALLATION Assembling And Attaching Optional Brass Trim (Cont.) Installing Hood Installing Logs (VTGF33NR/VTGF33PR) 21 21 INSTALLATION Continued Set Screws Side Brass Trim Adjusting Plate Top Brass Trim Slot INSTALLING LOGS (VTGF33NR/VTGF33PR) 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.
INSTALLATION Installing Logs (VTGF33NR/VTGF33PR) (Cont.) Installing Logs (CGEFP33PRA/CGEFP33NRA) INSTALLATION Continued Peg Rear Log (#3) Groove in Back of Log 3. Groove in Back of Log Crossover Log (#4) Cutout Hole Peg Grate Prong 4. Locate the recesses on the back of the front log (#3). Fit these recesses between the posts of the grate base (see Figure 47). Locate the notches in the bottom of the crossover log (#4). Place the crossover log on top of the middle log and front log.
INSTALLATION Installing Logs (EFP33PRA/EFP33NRA) 23 23 INSTALLATION Continued Middle Log (#1) Back Log (#2) INSTALLING LOGS (EFP33PRA/EFP33NRA) 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. "U"shaped Cutout in Base Peg CAUTION: Do not remove the warning and instruction labels attached to the heater base assembly.
INSTALLATION Installing Battery Into Remote Installing Screen OPERATING FIREPLACE For Your Safety Read Before Lighting INSTALLATION OPERATING FIREPLACE Continued INSTALLING BATTERY INTO REMOTE 1. 2. 3. Locate slot at bottom of remote control (see Figure 53). Firmly insert tool such as a small screwdriver, butter knife, or dime into the slot and lift up to remove cover. Insert supplied battery into remote control. Positive and negative are marked inside remote control casing.
OPERATING FIREPLACE Normal Lighting Instructions To Turn Off Gas To Appliance 25 25 OPERATING FIREPLACE Continued NORMAL LIGHTING INSTRUCTIONS WARNING: You must operate this heater with the fireplace screen in place. Make sure fireplace screen is in place 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. 1. 2. 3. STOP! Read the safety information, page 24, column 2.
OPERATING FIREPLACE Manual Lighting Instructions for Electrical Power Outage To Turn Off Gas To Appliance Optional Blower Operation OPERATING FIREPLACE Continued Gas Valve MANUAL LIGHTING INSTRUCTIONS FOR ELECTRICAL POWER OUTAGE Because this fireplace has an electronic ignition system, in the event there is a loss of power, it will be necessary to manually light the pilot with the piezo ignitor. After the pilot is lit, the main burner will light automatically. 1.
INSPECTING BURNERS Pilot Flame Pattern Main Burner Front Burner Flame Pattern (VTGF33 Series Only) 27 27 INSPECTING BURNERS Check pilot flame pattern and burner flame patterns often. PILOT FLAME PATTERN Figure 59 shows a correct pilot flame pattern. Figure 60 shows an incorrect pilot flame pattern. The incorrect pilot flame is not properly heating the thermocouple. When the thermocouple cools, the heater will shut down.
CLEANING AND MAINTENANCE Cleaning Burner Injector Holder Cleaning Pilot Air Inlet Hole Logs CLEANING AND MAINTENANCE Injector Holder WARNING: Turn off fireplace and let cool before cleaning. Burner Tube Injector Holder Ports/Slots CAUTION: You must keep control areas, burners, and circulating air passageways of fireplace clean. Inspect these areas of fireplace before each use. Have fireplace inspected yearly by a qualified service person.
TROUBLESHOOTING TROUBLESHOOTING Note: For additional help, visit DESA International’s technical service web site at www.desatech.com. WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. 29 29 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.
TROUBLESHOOTING TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY 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 1. Turn control knob to LO position and let warm up for a minute 2. Operate burner until air is removed from line. Have gas line checked by local natural gas company 3. Observe minimum installation clearances (see page 8) 4.
TROUBLESHOOTING 31 31 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.
SPECIFICATIONS SERVICE HINTS TECHNICAL SERVICE REPLACEMENT PARTS SPECIFICATIONS REPLACEMENT PARTS Btu (Variable) Type Gas Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty. 20,000/33,000 Natural: (CG)EFP33NRA, VTGF33NR Propane/LP: (CG)EFP33PRA, VTGF33PR Ignition Electronic (Automatic)/Piezo (Manual) Natural Gas Propane/LP Gas Manifold Pressure 3.5" W.C. 8.0" W.C. Inlet Gas Pressure (in. of water) Maximum 10.
WIRING DIAGRAM 33 33 WIRING DIAGRAM EFP33NRA/EFP33PRA AND CGEFP33NRA/CGEFP33PRA 5 27 Note: For proper operation, the wires must be connected exactly as shown in wiring diagram. See page 35 for number key. 40 39 35 20 31 18 30 43 37 17 5 VTGF33NR/VTGF33PR 35 27 Note: For proper operation, the wires must be connected exactly as shown in wiring diagram. See page 35 for number key. 36 39 40 17 43 37 31 For more information, visit www.desatech.
ILLUSTRATED PARTS BREAKDOWN 34 Remote Control Log Base Assembly EFP33PRA/NRA and CGEFP33PRA/NRA ILLUSTRATED PARTS BREAKDOWN 2 REMOTE CONTROL LOG BASE ASSEMBLY EFP33PRA/NRA AND CGEFP33PRA/NRA (CGEFP33PRA SHOWN) 4 1 5 7 6 10 38 26 27 11 9 12 13 3 14 45 15 46 32 36 42 35 19 37 21 18 20 22 16 41 23 33 44 30 31 40 28 25 17 43 24 8 34 13 39 29 For more information, visit www.desatech.
PARTS LIST Remote Control Log Base Assembly EFP33PRA/NRA and CGEFP33PRA/NRA 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. KEY NO.
ILLUSTRATED PARTS BREAKDOWN 36 Firebox EFP33PRA/NRA and CGEFP33PRA/NRA ILLUSTRATED PARTS BREAKDOWN 6 1 FIREBOX EFP33PRA/NRA AND CGEFP33PRA/NRA 7 2 10 14 9 9 14 12 5 14 14 19 13 5 4 3 14 15 16 8 14 11 For more information, visit www.desatech.
PARTS LIST Firebox EFP33PRA/NRA and CGEFP33PRA/NRA PARTS LIST FIREBOX EFP33PRA/NRA AND CGEFP33PRA/NRA 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. KEY NO.
ILLUSTRATED PARTS BREAKDOWN 38 Remote Control Log Base Assembly VTGF33PR and VTGF33NR ILLUSTRATED PARTS BREAKDOWN 5 9 7 6 REMOTE CONTROL LOG BASE ASSEMBLY VTGF33PR AND VTGF33NR (SHOWN) 38 26 27 12 4 14 10 15 11 3 15 2 8 6 6 1a 1b 16 32 22 46 42 19 30 21 18 31 20 33 44 35 28 25 23 24 13 47 41 36 45 43 40 37 17 34 39 29 For more information, visit www.desatech.
PARTS LIST Remote Control Log Base Assembly VTGF33PR and VTGF33NR 39 39 PARTS LIST REMOTE CONTROL LOG BASE ASSEMBLY VTGF33PR AND VTGF33NR (SHOWN) 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. KEY PART NO.
ILLUSTRATED PARTS BREAKDOWN 40 Firebox VTGF33NR and VTGF33PR ILLUSTRATED PARTS BREAKDOWN 7 17 1 6 FIREBOX VTGF33NR AND VTGF33PR 9 2 4 12 8 3 11 11 14 16 16 16 11 15 5 21 16 19 7 21 20 18 10 16 13 For more information, visit www.desatech.
PARTS LIST Firebox VTGF33NR and VTGF33PR PARTS LIST FIREBOX VTGF33NR AND VTGF33PR 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. KEY NO.
ACCESSORIES ACCESSORIES Notice: All accessories may not be available for all fireplace models. Purchase these fireplace accessories from your local dealer. If they can not supply these accessories, call DESA International at 1-866-672-6040 for information. You can also write to the address listed on the back page of this manual.
ACCESSORIES ACCESSORIES Continued ;;;;;;;;;;; ;;;;;;;;; ;;;;;;;;;; ;;;;;;;;; ;;;;;;;;;; ;;;;;;;;;;; ;;;;;;;;;; ;;;;;;;;; ;;;;;;;;;; ;;;;;;;;;;; ;;;;;;;;;; ;;;;;;;;; ;;;;;;;;;; ;;;;;;;;;;; ;;;;;;;;;; ;;;;;;;;;; ;;;;;;;;;; ;;;;;;;;;; ;;;;;;;;;; ;;;;;;;;; ;;;;;;;;;; ;;;;;;;;;;; ;;;;;;;;;; ;; ;;;;;;;;;; ;;;;;;;;;; ;;;;;;;;; ;;;;;;;;;; ;; ;;;;;;;;; ;;;;;;;;;; ;;;;;;;;; ;;;;;;;;;; ;; ;;;;;;;;; ;;;;;;;;;; ;;;;;;;;; ;;;;;;;;;; ;; ;;;;;;;;; ;;;;;;;;;; ;;;;;;;;; ;;;;;;;;;; ;;;;;;;;; ;;;;;;;;;; ;;; ;;;;;;;;; ;;;;;;;
NOTES 44 NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________
45 TEMPLATES 3/8" Diameter 2 Holes 1/8" Diameter 2 Holes 3/4" 3/4" CUT HERE 4 3 /4 " 4 3 /4 " 3 3 /4 " 3 3 /4 " 3/8" 3/8" 3/16" Template 1 - Relocating Wall Switch to Hollow Room Wall Template 2 - Relocating Wall Switch to Side Wall of Mantel For more information, visit www.desatech.
THIS PAGE INTENTIONALLY LEFT BLANK For more information, visit www.desatech.
47 OWNER'S REGISTRATION FORM In order to provide better customer service for this and future purchases, we recommend that you register your product with us. You can register online at www.desatech.com. If access to our website is not available to you, please complete this Owner’s Registration Form and mail to the address on the back of this owner’s manual. Please provide the following product information: Brand: (Comfort Glow, Vanguard, etc.) Model: (EFP33PR, VTGH33NR, etc.
Postage Required TM 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 For more information, visit www.desatech.
NOTES 49 49 NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ ____________
TM 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 www.desatech.com 110149 01 NOT A UPC 110149-01 Rev. A 04/02 For more information, visit www.desatech.
