WARNINGS 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. DFS Series Vent-Free Fireplace System Installation Instructions Models: DFS32C, DFS36C, DFS42C – WHAT TO DO IF YOU SMELL GAS • Do not try to light any appliance.
CONTENTS DFS Series Vent Free Fireplace Thank you and congratulations on your purchase of a Majestic Fireplace. PLEASE READ THE INSTALLATION AND OPERATION INSTRUCTIONS BEFORE USING THE APPLIANCE! IMPORTANT: Read all instructions and warnings carefully before starting installation. Failure to follow these instructions may result in a possible fire hazard and will void the warranty. Important Safety Information..................................... 3 Code Approval.............................................
IMPORTANT SAFETY INFORMATION DFS Series Vent Free Fireplace OWNER Please leave these instructions with the appliance. Please retain these instructions for future reference. WARNING INSTALLER • Any change to this heater or its controls can be dangerous. • Improper installation or use of the heater can cause serious injury or death from fire, burns, explosion or carbon monoxide poisoning. • Do not allow fans to blow directly into the fireplace. Avoid any drafts that alter burner flame patterns.
DFS Series Vent Free Fireplace IMPORTANT SAFETY INFORMATION and CODE APPROVAL 21. During manufacturing, fabricating and shipping, various components of this appliance are treated with certain oils, films or bonding agents. These chemicals are not harmful but may produce annoying smoke and smells as they are burned off during the initial operation of the appliance; possibly causing headaches or eye or lung irritation. This is a normal and temporary occurrence.
PRODUCT FEATURES DFS Series Vent Free Fireplace Gas Specifications Model Fuel Control DFS32NVC Nat. Millivolt DFS32PVC LP Millivolt DFS36NVC Nat. Millivolt DFS36PVC LP Millivolt DFS42NVC Nat. Millivolt DFS42PVC LP Millivolt FP2438 On/Off Switch ignition controls Piezo Control Knobs Figure 1 DFS Controls Remote Receiver This vent-free fireplace must be mounted on the floor or on the optional fireplace hearth.
FIREPLACE and FRAMING DIMENSIONS DFS Series Vent Free Fireplace E F T Min. Rough Opening Depth U G S 1/2” or 5/8” T R - Min. Rough Opening Width Min. Rough Opening Height V 156M” (32 mm) P J Q C H D K B 256O” (64 mm) Figure 2 Fireplace and Framing Dimensions I A Ref.
Make sure you have received all parts: Check your packing list to verify that all listed parts have been received. You should have the following: • Unvented gas log grate/burner assembly • Installation/operating instructions • Ceramic fiber logs • Rock wool • Plastic bag containing crushed volcanic rock • Trim kit • Canopy and five (5) mounting screws The millivolt controlled version of this heater is the only style designed to be operated with optional devices for ON/OFF functions.
INSTALLATION INFORMATION DFS Series Vent Free Fireplace Fireplace Location Carefully select the best location for installation of your unvented fireplace. The following factors should be taken into consideration. • Clearance to side wall, ceiling, woodwork and • • • window or other combustibles. Refer to “Clearances” section on Page 9. Minimum clearances to combustibles must be maintained.
WARNING INSTALLATION INFORMATION DFS Series Vent Free Fireplace The dimensions shown in Figures 4, 5 and 6 and defined in the fireplace manufacturer's instructions are minimum clearances to maintain when installing this heater. Left and right clearances are determined when facing the front of the heater. Follow these instructions carefully to ensure safe installation. Failure to follow instructions exactly can create a fire hazard.
FIREPLACE INSTALLATION DFS Series Vent Free Fireplace If unit is to be “built in,” fireplace framing can be built before or after the appliance is set in place. BE SURE THAT ALL PACKING MATERIAL HAS BEEN REMOVED FROM THE UNDERSIDE OF THE UNIT PRIOR TO SETTING THE FIREBOX IN PLACE. Refer to Figure 2 on Page 6 for fireplace and framing dimensions. The framing headers may rest directly on top of the firebox.
FIREPLACE INSTALLATION DFS Series Vent Free Fireplace CONNECT THE GAS WARNING Use new black iron or steel pipe. Internally tinned copper or copper tubing can be used per National Fuel Code, section 2.6.3, providing gas meets hydrogen sulfide limits, and where permitted by local codes. Gas piping system must be sized to provide minimum inlet pressure (Listed on Data Plate) at the maximum flow rate (BTU/hr). Undue pressure loss will occur if the pipe is too small.
CHECK GAS PRESSURE and ELECTRICAL INSTALLATION When tightening the joint to the valve, hold the valve securely to prevent movement. Test all gas joints from the gas meter to the heater valve for leaks using a gas analyzer or soap and water solution after completing connection. DO NOT USE AN OPEN FLAME. Check the gas pressure with the appliance burning and the control set to HIGH. WARNING DFS Series Vent Free Fireplace Do not use open flame to check for gas leaks.
ELECTRICAL INSTALLATION DFS Series Vent Free Fireplace ODS Pilot On/Off Switch ODS Pilot Field Installed Optional Wall Switch or Remote Receiver Valve On/Off Switch Spade Terminal TH = 3 TP = 1 TP/TH = 2 WARNING Figure 11 Wiring Diagram Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing.
ELECTRICAL INSTALLATION DFS Series Vent Free Fireplace Connect Remote Receiver THESE INSTRUCTIONS SUPERCEDE THE SECTION ENTITLED “HEARTH MOUNT” IN THE Millivolt HAND-HELD REMOTE INSTRUCTIONS SUPPLIED WITH THE REMOTE. Figure 12 1. Remove bottom louvre door. 2. Connect the remote connectors located in the unit. 3. Stick Velcro• pads with self-adhesive backing to bottom of remote receiver and to floor of compartment behind access panel. 4. Attach remote receiver to firebox with Velcro• pads.
FINAL INSTALLATION DFS Series Vent Free Fireplace SCREEN REMOVAL WARNING Remove fireplace screen frame panel by pushing screen frame panel up and out. Figure 13 Do not operate the unit without the screen frame panel and canopy installed. Canopy Figure 13 Remove Fireplace Screen Frame Panel Fireplace Screen NOTE: Fireplace screen must be removed to access log box and to install canopy. FP2450 CANOPY INSTALLATION 1. Remove the fireplace screen as described in the previous section. 2.
BLOWER INSTALLATION DFS Series Vent Free Fireplace Forced Air Kit (BLOTMC) If you are installing the forced air blower kit, refer to the installation instructions provided with the kit. The firebox must be connected to main power supply at time of firebox installation. The electrical connections must be made before the firebox is framed and enclosed in the finished walls.
LOG PLACEMENT DFS Series Vent Free Fireplace DO NOT sprinkle volcanic rock on the logs or around the pilot or the main burner. This may cause sooting. Only place volcanic rock on the floor of the fireplace. During initial operation of the new heater, burning logs will give off a paper burning smell and orange flames will be present. Simply open the windows for a few hours to vent the odor.
LOG PLACEMENT DFS Series Vent Free Fireplace Left Base Log #3 3. Place left base log (#3) on two pins on left side of grate. Figure 19 LG674 Figure 19 Place Left Base Log 4. Place right front log (#4) on two pins on bottom right side of grate. Figure 20 LG682 DFS left base log LG683 Right Front Log #4 Figure 20 Place Right Top Log 5. Place right end of left top log (#5) on bottom center grate pin. Place left end of left top log (#5) on top of the left base log.
LOG PLACEMENT DFS Series Vent Free Fireplace 6. Place right top log (#6) on two pins to the left of right base log. Figure 22 LG685 Right Top Log #6 Figure 22 Place Right Top Log Placing Rock Wool After placing logs, place TPB18-RW (Rock Wool) in dimesize pieces evenly across the burner surface in between the logs. Do not add additional Rock Wool. Figure 23 LG685 DFS Right top log WARNING Wash hands after placing Rock Wool. Itching may occur. • Use only TPB18-RW rock wool provided with log set.
FLAME APPEARANCE DFS Series Vent Free Fireplace Flames from the pilot, front and rear burner should be visually checked as soon as the heater is installed. In addition, periodically check the flames visually during operation. Check the pilot flame The pilot flame must always be present when the heater is in operation. It should just touch the top of the thermocouple tip for natural. Refer to Figure 24 for correct pilot flame.
OPERATING INSTRUCTIONS DFS Series Vent Free Fireplace WARNING for your safety read before lightinG If you do not follow these instruction exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This appliance is equipped with a pilot which must be lit with built-in piezo ignitor while following these instructions exactly. B. BEFORE OPERATING smell all around the appliance area for gas.
OPERATING INSTRUCTIONS DFS Series Vent Free Fireplace Millivolt control lighting instructions 1. STOP! Read the safety information label. 2. Make sure the manual shutoff valve is fully open. 3. This gas log set is equipped with an ignition device (piezo) which automatically lights the pilot. If piezo ignitor does not light the pilot, refer to instructions for “Match Lighting Instructions,” Page 23. 4. Turn gas control knob clockwise to the OFF position, and turn ON/OFF switch to OFF position. 5.
OPERATING INSTRUCTIONS and MAINTENANCE DFS Series Vent Free Fireplace MATCH lighting instructions WARNING 1. Remove any items necessary for easy access to the pilot (for example: logs, screens, etc.). 2. Follow appropriate lighting instructions found previously. Instead of pushing and releasing the piezo button, light a match and hold the flame to the end of the pilot and ignite the pilot. 3.
TROUBLESHOOTING WARNING DFS Series Vent Free Fireplace NOTE: All troubleshooting items are listed in order of operation. Turn appliance OFF and allow to cool before servicing. Only a qualified service person should service and repair the heater. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY When ignitor button is pressed, there is no spark at ODS/pilot. 1. Ignitor electrode positioned wrong. 2. Ignitor electrode is broken. 3. Ignitor electrode not connected to ignitor cable. 4.
WARNING TROUBLESHOOTING DFS Series Vent Free Fireplace If the gas quality is bad, your pilot may not stay lit, the burners may produce soot and the heater may backfire when lit. If the gas quality or pressure is low, contact your local gas supplier immediately. REMEDY OBSERVED PROBLEM POSSIBLE CAUSE ODS/pilot lights, but flame goes out when control knob is released. 1. Control knob not fully pressed in. 2. Control knob not pressed in long enough. 3. Manual shutoff valve not fully open. 4.
REPLACEMENT PARTS DFS Series Vent Free Fireplace 5 3 1 7 5 6 WARNING 2 DFS Firebox Ref. Description Qty. 1. Canopy 1 2. Screen Assy 1 3. Trim Kit - Black 1 4. Junction Box (not shown) 1 Options 5. Louver Kit - Brass 1 5. Louver Kit - Pewter 1 5. Louver Kit - Black 1 6. Blower w/Rheostat 1 Accessories 3. Curved Design Trim - Brass 1 3. Curved Design Trim - Pewter 1 3. Curved Design Trim - Black 1 3. Trim Kit - Brass 1. 3. Trim Kit - Pewter 1 7. Firebrick - Cottage Red 1 8.
REPLACEMENT PARTS DFS Series Vent Free Fireplace 4 5 6 3 2 1 DFS Logs WARNING Ref. 1. 2. 3. 4. 5. 6. Description Qty.
REPLACEMENT PARTS DFS Series Vent Free Fireplace 6 5 3 9 8 7 4 10 2 1 DFS Millivolt Control WARNING Ref. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 28 Description Qty. Piezo Igniter 1 Piezo Wire 1710533 VFH Burner parts Burner 1 Control Valve 1 Injector 1 ODS Pilot Assy.
OPTIONAL ACCESSORIES DFS Series Vent Free Fireplace OPTIONAL EQUIPMENT If you are installing the forced air kit, Model BLOTMC, see the installation instructions provided with the kit for electrical wiring requirements, or the blower installation section. The firebox must be connected to main power supply at time of firebox installation. The blower must be installed prior to the installation of the unvented heater.
TRIM INSTALLATION DFS Series Vent Free Fireplace 1. Remove top and bottom louver assemblies by disengaging hooks. Pull assemblies up and away from unit. Figure 28 FP2454 Figure 28 2. Remove canopy by removing screws and pulling canopy away from unit. Figure 29 FP2454 3. Set bottom trim kit piece in place on bottom of face. remove louvers Bottom piece will be held in place by the side pieces. Figure 29 FP2455 Figure 29 FP2455 remove canopy 4.
TRIM INSTALLATION DFS Series Vent Free Fireplace Top Trim Piece Side Trim Piece 5. Set left and right side piece of trim kit in place on unit. Lean the top of each piece away from the unit and towards you in order to install top trim kit piece. Top piece should fit with sides as shown. Figure 31 Top Trim Piece Side Trim Piece FP2457 Figure 31 FP2457 install trim 6. Hold trim kit together by gripping the top left and right corners. Tilt trim kit away from you and into place snugly against unit.
OUTSIDE COMBUSTION AIR DFS Series Vent Free Fireplace Combustion Air 1. Locate combustion air assembly at an exterior location which is not likely to be accidentally blocked in any manner. Locate assembly a min. of 12" above the snow line to prevent blockage by snow accumulation. 2. Never mount the combustion air inlet assembly in a garage or storage area where combustible fumes such as gasoline might be drawn into the fireplace. 3.
OUTSIDE COMBUSTION AIR The use of outside air for combustion is optional unless required by building codes. It is only necessary to supply outside combustion air to one side of the fireplace. Use the model AK4 combustion air kit. Model AK-4 Combustion Air Assembly 1. Remove the cover plate from the 4" outlet opening location on the left or right outside of the fireplace. 2. Place the insulation ring between the AK-4 starting collar and fireplace wall. 3.
OUTSIDE COMBUSTION AIR DFS Series Vent Free Fireplace 7. If the duct is the insulated type, push the insulation back from one end of the duct approximately 2". Figure 40 8. Slip the exposed end of the duct over the starting collar on the fireplace. 9. Using the sheet metal screws provided, secure the duct end to the collar attached to the fireplace. 10.Nail or screw the combustion air assembly to the surface of the wall. Note: If the wall covering is brick or stone, use appropriate masonry fasteners.
DFS Series Vent Free Fireplace Limited lifetime warranty policy Lifetime Warranty The following components are warranted for life to the original owner, subject to proof of purchase: Firebox, Combustion Chamber, Heat Exchanger, Grate and Stainless Steel Burners. Five Year Warranty The following components are warranted five (5) years to the original owner, subject of proof of purchase: Vent Free Ceramic Fiber Logs and Aluminized Burners.
Vermont Castings Group 149 Cleveland Drive • Paris, Kentucky 40361 www.vermontcastingsgroup.