INSTALLER/CONSUMER SAFETY INFORMATION PLEASE READ THIS MANUAL BEFORE INSTALLING AND USING APPLIANCE 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. Brookhaven Direct Vent Model: 20DVT FOR YOUR SAFETY Installation and service must be performed by a qualified installer, service agency or the gas supplier. WHAT TO DO IF YOU SMELL GAS: • Do not try to light any appliance.
Brookhaven Direct Vent Gas Fireplace Table of Contents PLEASE READ THE INSTALLATION & OPERATING INSTRUCTIONS BEFORE USING APPLIANCE. Thank you and congratulations on your purchase of a CFM Corporation fireplace. IMPORTANT: Read all instructions and warnings carefully before starting installation. Failure to follow these instructions fully may result in a possible fire hazard and will void the warranty. Installation & Operating Instructions Important Curing/Burning Instructions ...............................
Brookhaven Direct Vent Gas Fireplace Installation & Operating Instructions This gas appliance should be installed by a qualified installer in accordance with local building codes and with current CSA-B149.1 Installation codes for Gas Burning Appliances and Equipment. For USA Installations follow local codes and/or the current National Fuel Gas Code. ANSI Z223.1/NFPA 54.
Brookhaven Direct Vent Gas Fireplace 20DVT Fireplace Dimensions Rough Opening Depth L Q K ) N F E m L 5/ 8” (1 6 m O - Rough Opening Width M No drywall in this area. Must use noncombustible wall board such as DuraRock. Rough Opening Height J P D B C Gas Line Access G A H I Electrical Access Fig. 2 Fireplace specifications and framing dimensions. Ref.
Brookhaven Direct Vent Gas Fireplace Clearance to Combustibles Top of Unit to Ceiling ................................32” (813 mm) Front of Unit to Combustibles ...................36” (914 mm) Appliance Top of Standoff .........................................0” (0 mm) Bottom ......................................................0” (0 mm) Side .....................................................3/4” (19 mm) Back .........................................................
Brookhaven Direct Vent Gas Fireplace Framing and Finishing Gas Specifications Check fireplace to make sure it is levelled and properly positioned. To mount the appliance: 1. Choose the location. 2. This unit comes with four (4) flanges pre-mounted on both sides of the fireplace to allow two different drywall thicknesses to be used. Flange “A” is for 1/2” drywall while flange “B” is for 5/8” drywall. 3. Bend the desired flanges out 90° on both sides of the fireplace.
Brookhaven Direct Vent Gas Fireplace Remote ON/OFF Switch 1/2” Gas Supply 1/2” NPT x 1/2” Flare Shutoff Valve 3/8” Flex Line (From Valve) FP297A Fig. 5 Typical gas supply installation. The fireplace valve must not be subjected to any test pressures exceeding 1/2 psi. Isolate or disconnect this or any other gas FP297A appliance control form the gas line when INSTA VENT FREE pressure testing.UVHB26 GAS SUPPLY Do not wire the remote ON/OFF wall switch for this gas appliance into a 120v power supply. 1.
Brookhaven Direct Vent Gas Fireplace General Venting Information - Termination Location INSIDE CORNER DETAIL G V H A N N D L V E C B V F B ����� ������ B V Ope Operable rable V B B B J X X AIR SUPPLY INLET M I A CFM145a V VENT TERMINATION V V Fixed Closed C = Clearance to permanently closed window D = Vertical clearance to ventilated soffit located above the terminal within a horizontal distance of 2’ (610mm) from the center line of the terminal E = Clearance to unventilated s
Brookhaven Direct Vent Gas Fireplace Termination Clearances Termination clearances for buildings with combustible and noncombustible exteriors. Inside Corner Alcove Applications* Outside Corner G= Combustible 6" (152 mm) G F= Combustible 6" (152 mm) Noncombustible 2" (51 mm) V Noncombustible 2" (51 mm) V C V E O F Balcony with perpendicular side wall Balcony with no side wall D C E = Min. 6” (152 mm) for non-vinyl sidewalls Min. 12” (305 mm) for vinyl sidewalls O = 8’ (2.4 m) Min. M M No.
Brookhaven Direct Vent Gas Fireplace Twist Lock Pipes 30 When using CFM Corporation twist-lock pipe it is not necessary to use sealant on the joints. The only areas of the venting system that need to be sealed with high temperature silicone sealant are the sliding joints of any telescopic vent section used in the system. 28 To make it easier to assemble the joints we suggest putting a lubricant (Vaseline or similar) on the male end of the twist lock pipe prior to assembly.
Brookhaven Direct Vent Gas Fireplace Horizontal plane means no vertical rise exists on this portion of the vent assembly. • The maximum number of 90° elbows per side wall installation is three (3). (Fig. 11) • If a 90° elbow is fitted directly on top of the fireplace • flange, the maximum horizontal vent run before the termination or a vertical rise is 36” (914 mm). (Fig.
Brookhaven Direct Vent Gas Fireplace Vent Opening for Combustible Wall 9³⁄₈” (240 mm) Framing Detail 9³⁄₈” (240 mm) X X Fireplace Hearth Opening for Noncombustible Wall FP1181 Fig. 17 Vertical height requirements. 7¹⁄₂” (190 mm) STEP 5 VO584-100 Fig. 15 Locate vent opening on wall. STEP 2 Measure wall thickness and cut adjustable zero clearance sleeve parts to proper length (MAXIMUM 12”/305 mm). Assemble sleeve and attach to firestop with #8 sheet metal screws (supplied).
Brookhaven Direct Vent Gas Fireplace STEP 7 Apply high temperature sealant to 4” (102 mm) and 7” (178 mm) collars or the termination one inch away from the end. Guide the vent termination’s 4” and 7” collars into their respective vent pipes. Double check that the vent pipes overlap the collars by 2” (51 mm). Secure the termination to the wall with screws provided and caulk around the wall plate to weatherproof.
Brookhaven Direct Vent Gas Fireplace 3. Install vent system. See Page 12, Steps 2 through 5. 4. Ensure a watertight seal is made around the vent pipe coming through the wall. 5. Apply high temperature sealant caulking (supplied) around the 4” and 7” snorkel collars. 6. Slide the snorkel into the vent pipe and secure to the wall. 7. Level the soil to maintain a 4” (102 mm) clearance below snorkel. (Fig. 21) Zero Clearance Sleeve (if required) Screws 7TDVSNORK (Snorkel) Firestop 7” Pipe 4” Clearance Min.
Brookhaven Direct Vent Gas Fireplace Attic Insulation Shield 1 + 2 + 3 + 4 = 270° 1 1 2 2 3 Upper Floor 3 4 11” (279mm) 4 11” (279mm) Ceiling Installation Joist FP1179 Firestop Spacer Fig. 24 Maximum elbow usage. 4. Proceed to plumb for additional openings through the roof. In all cases, the opening must provide a minimum of 1” (25 mm) clearance to the vent pipe, i.e., the hole must be at least 9³⁄₈” x 9³⁄₈” (240 x 240 mm). 5. Place fireplace into position. 6.
Brookhaven Direct Vent Gas Fireplace Venting Components Starter Kit Model 7TDVSK - Sidewall Venting (Twist Lock Pipe) Model 7FDVSK - Sidewall Venting (Flex Vent Pipe) Models 7TDVTK/TV - Hot Touch Termination Kits Model 7TDVTVTK/TV - Cool Touch Termination Kit Starter Kit - Model 7TDVSKV - Vertical Venting for 7TDVSKV-A order 1/12 to 6/12 roof pitch for 7TDVSKV-B order 7/12 to 12/12 roof pitch for 7TDVSKV-F order flat roof Starter Kit for Below Grade Installation Model 7TDVSKS -Snorkel Kit (Twist Lock Pipe)
Brookhaven Direct Vent Gas Fireplace Operating Instructions Glass Information Machine Screw Machine Screw Only glass approved by CFM Corporation should be used on this fireplace. • The use of any non-approved replacement glass will void all product warranties. • Care must be taken to avoid breakage of the glass. • Do not operate appliance with glass front removed, cracked or broken.
Brookhaven Direct Vent Gas Fireplace Installation of Logs The logs are fragile and should be handled with care. Keep the packaging material out of the reach of children and dispose of the mterial in a safe manner. The individual logs can be easily identified by the numbers cast on the underside of each log. Log Identification Chart LOGS Log Rear Log Front 20DVT J11 J12 6. Place the log front (J12).
Brookhaven Direct Vent Gas Fireplace Large Lava Rock Flame Characteristics The large bag of lava rock provided with this fireplace must be placed on the firebox base around the sides of the burner assembly and on the tray beneath the grate. Under no circumstances should this large lava rock be placed on any part of the burner assembly. It is important to periodically perform a visual check of the pilot and the burner flames. Compare them to Figures 35 & 36.
Brookhaven Direct Vent Gas Fireplace Lighting and Operating Instructions FOR YOUR SAFETY READ BEFORE LIGHTING WARNING:If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This heater has a pilot which must be lit manually. When lighting the pilot follow these instructions exactly. B. BEFORE LIGHTING smell all around the heater area for gas.
Brookhaven Direct Vent Gas Fireplace Troubleshooting the Gas Control System SIT NOVA 820 MILLIVOLT VALVE NOTE: Before troubleshooting the gas control system, be sure external gas shut off is in the “On” position. WARNING: REMOVE GLASS FRONT BEFORE DOING ANY GAS CONTROL SERVICE WORK. SYMPTOM 1. Spark ignitor will not light POSSIBLE CAUSES A. Defective or misaligned electrode at pilot. B. Defective ignitor (Push Button) 2. Pilot will not stay lit after A.
Brookhaven Direct Vent Gas Fireplace Conversions must be completed by qualified personnel E Fuel Conversion Instructions To convert the 20DVT unit for use with a different gas follow these instructions. Before proceeding, turn control knob on valve to “OFF” and turn gas supply OFF. Turn OFF any electricity that may be going to the appliance. CAUTION: Logs may be HOT! Allow to cool before proceeding. IL FP OF OT O D 1. Remove window frame assembly.
Brookhaven Direct Vent Gas Fireplace Air Shutter Pilot Hood Pilot Bracket CO105a Fig. 41 Remove pilot hood. FP1631 Fig. 40 Back burner housing. Allen Wrench Index Tab Pilot Orifice Conversion 1. Remove pilot hood by lifting up. (Fig. 41) ������ 2. Remove pilot orifice with 5/32” Allen wrench. (Fig. ������������������� 42) ���� 3. Install conversion pilot orifice. 4. Reinstall pilot hood and be sure to align with index tab. 5. Turn the gas supply valve and gas valve on and test for leaks.
Brookhaven Direct Vent Gas Fireplace Maintenance Burner and Burner Compartment It is important to keep the burner and the burner compartment clean. At least once per year the logs and lava rock/ember material should be removed and the burner compartment vacuumed and wiped out. Remove and replace the logs as per the instructions in this manual. Always handle the logs with care as they are fragile and may also be hot if the fireplace has been in use.
Brookhaven Direct Vent Gas Fireplace 1 2 1a 5 7a,b 20 3 21 1b 4 16 8a,b 13 10 12 9 17 24 18 14 19 15 22 CFM Corporation reserves the right to make changes in design, materials, specifications, prices and discontinue colors and products at any time, without notice. 20DVT Ref. 1. 1a. 1b. 2. 3. 4. 5. 6a. 6b. Description Log Set (Complete) Log Rear Log Front Lava Rock (Pkg) Ember (Pkg) Burner Housing Assy Ceramic Tile (single) Orifice Burner - Nat. (not shown) Orifice Burner - Prop.
Brookhaven Direct Vent Gas Fireplace 20DVT (continued) Ref. 7a. 7b. 8a. 8b. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. Description Orifice Pilot - Natural Orifice Pilot - Propane Pilot Assy. SIT - RN Pilot Assy. SIT - RP Pilot Tubing w/Fittings SIT Remote Switch Wire Assy. Manifold Tubing w/Fittings (not shown) Thermocouple (RN/RP) Thermopile (RN/RP) Electrode Ignitor w/Cable (RN/RP) Ignitor Piezo w/Nut Valve SIT 820.
Brookhaven Direct Vent Gas Fireplace Optional Accessories Available Remote Controls Optional remote control units are available to control different functions of the appliance. Model Functions Controlled RC1 ON/OFF RC2 ON/OFF and Temperature IMTFK Wall mounted thermostat control Ceramic Refractory Panels Rear Ceramic Panel Burner NOTE: The ceramic refractories are shipped separate from the unit and MUST BE installed.
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LIMITED LIFETIME WARRANTY Brookhaven Direct Vent Gas Fireplace PRODUCT COVERED BY THIS WARRANTY All Vermont Castings gas stoves, gas inserts, and gas fireplaces, and all Majestic brand gas fireplaces equipped with an Insta-Flame Ceramic Burner, or standard steel tube burner.
Efficiency Ratings Model 20DVTRN 20DVTRP EnerGuide Ratings Fireplace Efficiency (%) 60.1 60.1 Steady State (%) 80 81 CFM Corporation 410 Admiral Blvd. • Mississauga, Ontario, Canada L5T 2N6 800-668-5323 • www.cfmcorp.com D.O.E.
