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DIRECT-VENT FIREPLACE
OWNER’S OPERATION AND INSTALLATION MANUAL
Patent Pending
NATURAL GAS MODELS
(V)VC36NE SERIES
PROPANE/LP GAS MODELS
(V)VC36PE SERIES
WARNING: If the information in this manual is not fol-
lowed 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.
— WHAT TO DO IF YOU SMELL GAS
• Do not try to light any applia
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TAbLE OF CONTENTS Safety Information ............................................... 2 Inspecting Burners............................................. 29 Product Identification ........................................... 4 Cleaning and Maintenance ................................ 30 Local Codes......................................................... 4 Troubleshooting ................................................. 31 Product Features ................................................. 5 Replace
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SAFETy INFORMATION WARNING: Do not allow fans Continued to blow directly into the fireplace. This fireplace must be installed by a qualified (cer- Avoid any drafts that alter burner tified or licensed) service person. It has a sealed flame patterns. gas combustion chamber that uses a coaxial pipe (pipe within a pipe and having the same center) venting system. It brings in fresh air for combus- Due to high temperatures, the tion through the outer pipe and combustion gases appliance shoul
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SAFETy INFORMATION PRODUCT Continued IDENTIFICATION 2. If you smell gas Upper Louver Flue Collar Panel • shut off gas supply Nailing Log • do not try to light any appliance Flange Set • do not touch any electrical switch; do not use any phone in your building Glass Door • immediately call your gas supplier from a Assembly neighbor’s phone. Follow the gas supplier's instructions • if you cannot reach your gas supplier, call Lava the fire department. Rock 3. Never install the fireplace •
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PRODUCT FEATURES PRE-INSTALLATION These are a few facts that can help you understand PREPARATION and enjoy your direct-vent fireplace: LOCATION AND Sp ACE • The venting system may be routed to the out- REqUIREMENTS side of your home in several ways. It may vent through the roof (vertical) or it may vent to an Determine the safest and most efficient location outside/exterior wall (horizontal). The vent for your DESA direct-vent fireplace. Make sure pipe installation is very important to all
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CLEARANCES PRE-INSTALLATION Minimum clearances to combustibles for the fire- PREPARATION place are as follows: Continued *Back and sides 0" • Your fireplace is designed to be used in zero Perpendicular walls 6" clearance installations. Wall or framing material Floor 0" can be placed directly against any exterior sur- Ceiling to louver opening 42" face on the back, sides or top of your fireplace, Front 36" except where standoff spacers are integrally Top of Standoffs 0" attached. If standoff
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PRE-INSTALLATION 1 PREPARATION 2 Continued 3 A Wall 4 B 5 C 6 D E 7 F G Top of Louver Opening 1 8 36 / " 1 4 41 / " 21" Horizontal Vent 1 2 24 / " Vertical Vent Figure 4 - Framing Clearances for Mantel from Installation Against an Exterior Wall Mantel Top of Louver Ref. Depth Ref. Opening 1 14" A 16" 2 12" B 14" 5 D 3 B 10 /8" 49 C /8" 15" 3 10" C 12" A3 35 /4" 4 8" D 10" 5 6" E 8" 3 E 13 /4" 6 4" F 6" 41" F 7 2" G 4" 1 Nailing G Nailing Tabs 41 /4" Tabs 1 H 2 68 / " Figure 6 - Clearances f
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G V G V A E D V B L LOCATION OF TERMINATION CAP N N H C B I Fixed V V Fixed Closed Openable Closed Openable B F V G V J X B B M A V K X TERMINATION CAP G GAS METER RESTRICTED AREA V X AIR SUPPLY INLET (TERMINATION PROHIBITED) A = clearance above grade, veranda, porch, deck, or I = clearance to service regulator vent outlet [*72" (182.9 cm) balcony [*12" (30.5 cm) minimum] minimum] B = clearance to window or door that may be opened J = clearance to non-mechanical air supply inlet to building
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VENTING INSTALLATION NOTICE: Failure to follow these in- INSTRUCTIONS structions will void the warranty. NOTICE: Read these instruc- NOTICE: Do not seal termination tions completely before at- cap to vent pipe. Cap must be tempting installation. removable for vent inspection These models are tested and approved for use and maintenance. with DESA (direct-vent) pipe components and terminations. INSTALLATION pRECAUTIONS The venting system must terminate on the outside of • Wear gloves and s
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5. Carefully determine the location where the vent VENTING INSTALLATION pipe assembly will penetrate the outside wall. INSTRUCTIONS The center of the hole should line up with the Continued center-line of the horizontal vent pipe. Mark the 3 3 wall for a 10 /4" x 10 /4" square hole. Cut and INSTALLATION pLANNING frame the square hole in the exterior wall where There are two basic types of direct-vent in- the vent will be terminated. If the wall being stallation: penetrated is constructed
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VENTING INSTALLATION INSTRUCTIONS Apply Mastic on Continued All Four Sides WARNING: Do not recess Vent Cap vent termination into any wall. This will cause a fire hazard. 6. Noncombustible Exterior Wall: Position the 1 2 horizontal vent cap in the center of the 8 / " round hole and attach to the exterior wall with four wood screws provided. Before attaching the vent cap to exterior wall, run a bead of Wood Screw non-hardening mastic (pliable sealant) around Figure 10 - Installing Horiz
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GROUND FLOOR INSTALLATION VENTING INSTALLATION Recommended Applications: INSTRUCTIONS • Installation using cabinet surrounds Continued • Through the wall using round or square termina- Minimum Pipe Siding Standoff tion 1 4 Overlap 1 / " (up to 12" horizontal pipe) • NOT FOR CORNER INSTALLATION Direct-Vent Pipe Screws Adjustable Horizontal Pipe 12" Max. 45° Elbow Wall High Wind Firestop Square Termination Wall Firestop Maintain 1" Minimum Air Space Around High Wind Outer Pipe When T
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VENTING INSTALLATION INSTRUCTIONS Continued CORNER INSTALLATION Not to Exceed (H) Limits Recommended Applications: Square Termination • Corner ground floor installation 90° Elbow • Ground floor installation where pipe vents horizon- tally through wall (over 12" horizontal pipe) • Basement installation where one foot clearance from ground to termination is possible Wall 90° Elbow 12" Min. Not to Exceed (H) Limits Firestop Square As Required Termination for (V), See Chart for 45° Elbow Pi
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VENTING INSTALLATION INSTRUCTIONS Continued HORIZONTAL SYSTEM INSTALLATION USING TWO 90° ELBOWS The following configurations show the minimum vertical rise requirements for a horizontal system using two 90° elbows. 45° Elbow Venting with Two 90° Elbows Horizontal (H ) + 1 Vertical (V) Horizontal (H ) Horizontal (H ) 1 2 5' min. 2' max. 6' max. 6' min. 4' max. 12' max. 7' min. 6' max. 18' max. 8' min. 8' max. 20' max. 20' max. 8' max. 20' max. Figure 17 - Horizontal Termination Configuration
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Flat Ceiling Installation VENTING INSTALLATION 3 1. Cut a 10 /4" square hole in the ceiling using INSTRUCTIONS the locating hole as a center point. The open- Continued 3 3 ing should be framed to 10 /4" x 10 /4" inside dimensions, as shown in Figure 9 on page 10 INSTALLATION FOR VERTICAL using framing lumber the same size as the TERMINATION ceiling joists. If the area above the ceiling is an Note: Vertical restrictor must be installed in all insulated ceiling or an attic, nail firestop f
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Vertical Termination Configurations VENTING INSTALLATION Figures 21 through 24 show four different con- INSTRUCTIONS figurations for vertical termination. Continued Venting with Two 90° Elbows 5. Place the flashing over the pipe section(s) Horizontal (H ) + 1 extending through the roof. Secure the base of Vertical (V) Horizontal (H ) 2 the flashing to the roof and framing with roof- 5' min. 2' max. ing nails. Be sure roofing material overlaps the 6' min. 4' max. top edge of the flashing as
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VENTING INSTALLATION INSTRUCTIONS Continued Vertical Venting V = 40' max. Note: Install restrictor into Note: Install inner collar of restrictor into fireplace as inner collar of shown. fireplace as shown. 45° Elbow 45° Elbow Venting with Two 90° Elbows Figure 24 - Vertical Venting Vertical (V ) Horizontal (H) Configuration With No Horizontal Run 1 5' min. 6' max. (Vertical Round High Wind Termination Shown) 6' min. 12' max. 7' min. 18' max. HIGH ALTITUDE INSTALLATION 8' min. 20' max
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Number Description VENTING INSTALLATION HHT-58 High WInd Round Horizontal INSTRUCTIONS Termination Kit, Galvanized Continued HTS-58 Horizontal Square Termination, PARTS LIST FOR VENTING KITS Galvanized AND COMpONENTS HTKS-58 Horizontal Square Termination Kit (Includes: Square Termination, DESA (5"/8") Pipe & Vent Kits Wall Firestop, 45° Elbow) Number Description VT-58 Vertical Round Termination, P58-6 6" Section Double Wall Pipe, Galvanized Galvanized ST-58-14 14" Snorkel Termin
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5. Mount speed control box to switch bracket FIREPLACE by placing the plastic control shaft forward INSTALLATION through the round opening in the switch bracket (see Figure 26). CHECK GAS TYPE 6. While supporting speed control, secure control Use proper gas type for the fireplace unit you are shaft with lock nut by pushing and turning installing. If you have conflicting gas types, do not lock nut with pliers clockwise until it is tight install fireplace. See retailer where you purchas
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FaV na S ria wbl itce h Off On 110/115 M Blo otw or er V.A.C. Black Black White White Green 3. Place the blower against the lower rear wall of FIREPLACE the firebox outer wrapper with the exhaust port INSTALLATION directed upward and the thermodisc positioned Continued up near the fireplace bottom. The thermodisc must be oriented near the fireplace bottom as shown in Figure 28 in order to sense tempera- CAUTION: Never touch the ture and properly operate. The blower will be blower whee
