® UNVENTED (VENT-FREE) NATURAL GAS FIREPLACE OWNER’S OPERATION AND INSTALLATION MANUAL VYGF33NRA REMOTE READY GAS FIREPLACE SYSTEM ¢¢¢¢¢¢ ,,,,,, QQQQQQ ,,,,,, QQQQQQ ¢¢¢¢¢¢ ,,,,,, QQQQQQ ¢¢¢¢¢¢ ,,,,,, QQQQQQ ¢¢¢¢¢¢ ,,,,,, QQQQQQ ¢¢¢¢¢¢ ,,,,,,,,, QQQQQQQQQ ¢¢¢¢¢¢¢¢¢ ,,,,,, QQQQQQ ¢¢¢¢¢¢ ,,,,,,,,, QQQQQQQQQ ¢¢¢¢¢¢¢¢¢ ,,,,,, QQQQQQ ¢¢¢¢¢¢ ,, QQ ,,,,,,,,, QQQQQQQQQ ¢¢¢¢¢¢¢¢¢ ,,,,,,¢¢ QQQQQQ ¢¢¢¢¢¢ ,, QQ ¢¢ WARNING: If the information in this manual is not followed exactly, a fire or explosion may result cau
® UNVENTED NATURAL GAS FIREPLACE SAFETY INFORMATION Due to high temperatures, the appliance should be located out of traffic and away from furniture and draperies. WARNINGS 6. Fireplace front and screen become very hot when running fireplace. Keep children and adults away from hot surfaces to avoid burns or clothing ignition. Fireplace will remain hot for a time after shut-down. Allow surfaces to cool before touching.
OWNER’S MANUAL PRODUCT IDENTIFICATION LOCAL CODES One Piece Log Set 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.
® UNVENTED NATURAL GAS FIREPLACE PRODUCT FEATURES AIR FOR COMBUSTION AND VENTILATION 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 Sensing (ODS) safety shutoff system.
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.
® UNVENTED NATURAL GAS FIREPLACE AIR FOR COMBUSTION AND VENTILATION Continued VENTILATION AIR Ventilation Air From Inside Building 12" Ventilation Grills Into Adjoining Room, Option 1 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).
OWNER’S MANUAL INSTALLATION NOTICE: This heater is intended for use as supplemental heat. Use this heater along with your primary heating system. Do not install this heater as your 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. In the event of a power outage, you can use this heater as your primary heat source. WARNING: A qualified service person must install fireplace.
® UNVENTED NATURAL GAS FIREPLACE INSTALLATION 1 8 3/4 7 Example Tighten trim hanging screws (#10 x 6.25 shoulder) into holes in cabinets. Place the assembled trim onto fireplace cabinet. Align hanging notches on trim with hanging screws on side of fireplace (see Figure 7). Push trim firmly into place, sliding hanging notches over hanging screws.
OWNER’S MANUAL BUILT-IN FIREPLACE INSTALLATION INSTALLATION Continued 10. Carefully insert fireplace into cabinet mantel. 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. Tighten wood screws through these holes and into hearth or floor. 11.
® UNVENTED NATURAL GAS FIREPLACE INSTALLING GAS PIPING TO FIREPLACE LOCATION INSTALLATION Continued Mantel Clearances for Built-In Installation WARNING: This appliance requires a 1/2" NPT (National Pipe Thread) inlet connection to the pressure regulator. If placing mantel above built-in fireplace, you must meet minimum clearance between mantel shelf and top of fireplace opening.
OWNER’S MANUAL Continued IMPORTANT: Install equipment shutoff valve in an accessible location. The equipment shutoff valve is for turning on or shutting off the gas to the appliance. Check your building codes for any special requirements for locating equipment shutoff valve to fireplaces. 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 fireplace valves. Do not use sealant on flare threads.
® UNVENTED NATURAL GAS FIREPLACE INSTALLATION Continued CHECKING GAS CONNECTIONS WARNING: Test all gas piping and connections for leaks after installing or servicing. Correct 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 Equal To or Less Than 1/2 PSIG (3.5 kPa) Pressure Testing Fireplace Gas Connections 1. 1.
OWNER’S MANUAL INSTALLATION Continued INSTALLING LOGS WARNING: You must operate this fireplace with the fireplace screen in place. Make sure fireplace screen is in place before running fireplace. H I Chassis L O P It is 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 22.
® UNVENTED NATURAL GAS FIREPLACE FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: You must operate this heater with the fireplace screen in place. Make sure fireplace screen is in place before running heater. WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. 7. NOTICE: During initial operation of new heater, burning logs will give off a paper-burning smell. Open damper or window to vent smell.
OWNER’S MANUAL OPTIONAL REMOTE OPERATION Continued WARNING: Make sure the selector switch is in the OFF position when you are away from home for long periods of time. Heater will come on automatically with selector switch in the ON position. Pilot Burner Ignitor Electrode Figure 26 - Pilot TO TURN OFF GAS TO APPLIANCE Shutting Off Heater 1. Turn control knob clockwise to the OFF position. 2a. Set selector switch in the OFF position. 2b.
® UNVENTED NATURAL GAS FIREPLACE OPERATING FIREPLACE Continued 3. • In the ON mode, the burners will ignite. The heater is in manual mode when ON is lit. • In the AUTO mode, the thermostat in the hand-held remote unit controls the room temperature. To increase the room temperature, press the top arrow of the TEMP button. To lower the room temperature, press the bottom arrow of the TEMP button. At higher settings the heater will run longer.
OWNER’S MANUAL TROUBLESHOOTING WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. 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.
® UNVENTED NATURAL GAS FIREPLACE TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after ODS/pilot is lit 1. Burner orifice clogged 1. Clean burner (see Cleaning and Maintenance, page 21) or replace burner orifice 2. Contact local natural gas company 3. Replace burner orifice 4. Reconnect leads (see Wiring Diagram, page 20) 5. Replace battery in transmitter and receiver 2. Inlet gas pressure is too low 3. Burner orifice diameter is too small 4.
OWNER’S MANUAL 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.
® UNVENTED NATURAL GAS FIREPLACE WIRING DIAGRAM REPLACEMENT PARTS Note: For proper operation of optional accessories, the wires from the switch to the control must be connected exactly as shown. Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty. PARTS UNDER WARRANTY AU TO OF ON F Thermopile Usually, we will ask you to return the defective part to the factory.
OWNER’S MANUAL CLEANING AND MAINTENANCE WARNING: Turn off heater and let cool before cleaning. 4. 5. 6. CAUTION: You must keep control areas, burner, and circulating air passageways of heater clean. Inspect these areas of heater before each use. Have heater inspected yearly by a qualified service person. Heater may need more frequent cleaning due to excessive lint from carpeting, pet hair, bedding material, etc.
® 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.
OWNER’S MANUAL ACCESSORIES WA R ME R Continued CO OL ON OF AU TO ER TE MP F RECEIVER AND HAND-HELD THERMOSTAT REMOTE CONTROL KIT GHRCT SERIES For all models. Allows the gas log heater to be operated in a manually or thermostatically-controlled mode. You can turn the gas log heater on and off without ever leaving the comfort of your easy chair.
® UNVENTED NATURAL GAS FIREPLACE ILLUSTRATED PARTS BREAKDOWN REMOTE READY MODEL 1 VYGF33NRA 2 4 6 3 7 5 8 9 14 4 15 27 10 28 16 21 22 H I 13 L O N O FF O P ILOT 19 25 12 18 11 17 19 20 23 24 29 26 24 105269
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 20 of this manual. REMOTE READY MODEL VYGF33NRA KEY NO.
® UNVENTED NATURAL GAS FIREPLACE ILLUSTRATED PARTS BREAKDOWN 6 1 FIREPLACE VYGF33NRA 7 2 4 10 3 9 9 12 14 14 14 9 13 5 14 15 8 16 14 11 26 105269
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 20 of this manual. FIREPLACE VYGF33NRA KEY NO.
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.
