DIRECT-VENT FIREPLACE OWNER’S OPERATION AND INSTALLATION MANUAL For more information, visit www.desatech.com NATURAL GAS MODELS CHDV36NRA AND (V)V36NA(1) SERIES PROPANE/LP GAS MODEL (V)V36PA(1) SERIES 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. FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
TABLE OF CONTENTS SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION ............................................................ 2 CLEANING AND MAINTENANCE ............................................ 28 PRODUCT IDENTIFICATION ..................................................... 3 TROUBLESHOOTING .............................................................. 29 LOCAL CODES ...........................................................................
SAFETY INFORMATION PRODUCT IDENTIFICATION LOCAL CODES SAFETY INFORMATION 3 3 PRODUCT IDENTIFICATION Continued 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. This fireplace reaches high temperatures. Keep children and adults away from hot surfaces to avoid burns or clothing ignition. Fireplace will remain hot for a time after shutdown. Allow surfaces to cool before touching. Carefully supervise young children when they are in the room with fireplace.
PRODUCT FEATURES PRE-INSTALLATION PREPARATION Location and Space Requirements PRODUCT FEATURES These are a few facts that can help you understand and enjoy your direct-vent fireplace: • The venting system may be routed to the outside of your home in several ways. It may vent through the roof (vertical) or it may vent to an outside/exterior wall (horizontal). The vent pipe installation is very important to allow for proper operation.
PRE-INSTALLATION PREPARATION Clearances Framing and Finishing 5 5 PRE-INSTALLATION PREPARATION Continued CLEARANCES Minimum clearances to combustibles for the fireplace are as follows: Back, and sides 0"/mm Perpendicular walls 6" (152mm) Floor 0"/mm Ceiling to louver opening 42" (1067mm) Front 36" (914mm) Top of Standoffs 0"/mm Vent (See venting instructions for specific venting clearances.) Combustible material with a maximum thickness of 5/8" may be flush with the top front of fireplace .
LOCATION OF TERMINATION CAP LOCATION OF TERMINATION CAP N N D H V L E B C Fixed Closed F B Openable Fixed Closed V Openable V I V G B V B B J X V G G M A V K X V A V TERMINATION CAP A = clearance above grade, veranda, porch, deck, or balcony [*12 inches (30.5mc) minimum] B = clearance to window or door that may be opened [12 inches (30.5cm) minimum] C = clearance to permanently closed window [minimum 12 inches (30.
VENTING INSTALLATION INSTRUCTIONS Installation Precautions 7 7 VENTING INSTALLATION INSTRUCTIONS NOTICE: Read these instructions completely before attempting installation. These models are tested and approved for use with DESA (directvent) pipe components and terminations. The venting system must terminate on the outside of the structure and can not be attached to a chimney or flue system serving a separate solid fuel or gas burning appliance. A direct-vent appliance must have its own venting system.
VENTING INSTALLATION INSTRUCTIONS Installation Planning VENTING INSTALLATION INSTRUCTIONS Continued Male Slots INSTALLATION PLANNING There are two basic types of direct-vent installation: • Horizontal Termination • Vertical Termination Female Locking Lugs Horizontal Termination Installation IMPORTANT: Horizontal square terminations require only inner portion of wall firestop.
VENTING INSTALLATION INSTRUCTIONS 9 9 Installation Planning (Cont.) VENTING INSTALLATION INSTRUCTIONS Continued WARNING: Do not recess vent termination into any wall. This will cause a fire hazard. 6. 7. 8. Cut Siding Away to Fit Standoff Noncombustible Exterior Wall: Position the horizontal vent cap in the center of the 8 1/2" round hole and attach to the exterior wall with four wood screws provided.
VENTING INSTALLATION INSTRUCTIONS Installation Planning (Cont.) VENTING INSTALLATION INSTRUCTIONS Continued 9. Combustible Exterior Wall Only: Slide wall firestop against interior wall surface and attach with screws provided. See Figure 13 for horizontal termination details. 10. Place fireplace into position and shim with noncombustible material if needed. Nail or screw side flanges to framing to secure unit in place. IMPORTANT: Make sure fireplace is level before securing.
VENTING INSTALLATION INSTRUCTIONS 11 11 Installation Planning (Cont.) VENTING INSTALLATION INSTRUCTIONS Continued CORNER INSTALLATION Recommended Applications: • Corner ground floor installation • Ground floor installation where pipe vents horizontally through wall (over 12" horizontal pipe) • Basement installation where one foot clearance from ground to termination is possible Required Vertical Pipe Horizontal (H) None 30" max. 1 ft. 48" max. 2 ft. 60" max. 3 ft. 84" max. 4 ft. 20' max.
VENTING INSTALLATION INSTRUCTIONS Installation Planning (Cont.) 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. Venting with Two 90° Elbows Vertical (V) Horizontal (H1) Horizontal (H1) + Horizontal (H2) 5' min. 6' min. 7' min. 8' min. 20' max. 2' max. 4' max. 6' max. 8' max. 8' max. 45°Elbow 6' max. 12' max. 18' max. 20' max.
VENTING INSTALLATION INSTRUCTIONS Installation for Vertical Termination 13 13 VENTING INSTALLATION INSTRUCTIONS Continued INSTALLATION FOR VERTICAL TERMINATION Note: Vertical restrictor must be installed in all vertical installations. 1. Determine the route your vertical venting will take. If ceiling joists, roof rafters, or other framing will obstruct the venting system, consider an offset (see Figure 19) to avoid cutting load bearing members.
VENTING INSTALLATION INSTRUCTIONS Installation for Vertical Termination (Cont.) VENTING INSTALLATION INSTRUCTIONS Continued Vertical Termination Configurations Venting with One 90° Elbow Figures 21 through 24 show four different configurations for vertical termination. Venting with Two 90° Elbows Vertical (V) 5' min. 6' min. 7' min. 8' min. 20' max. 45° Elbow Horizontal (H1) + Horizontal (H2) Vertical (V) Horizontal (H) 5' min. 6' min. 7' min. 8' min. 20' max. 2' max. 4' max. 6' max. 8' max.
VENTING INSTALLATION INSTRUCTIONS Installation for Vertical Termination (Cont.) High Altitude Installation Parts Lists for Venting Kits and Components for V36 and VV36 Series VENTING INSTALLATION INSTRUCTIONS Continued Vertical Venting V = 40' max. 15 15 HIGH ALTITUDE INSTALLATION Your DESA direct-vent fireplace has been tested and approved for elevations from 0-2000 feet (USA) and elevations from 0-4500 feet (Canada) .
VENTING INSTALLATION INSTRUCTIONS Parts Lists for Venting Kits and Components for V36 and VV36 Series (Cont.) Parts Lists for Venting Kits and Components for VV361 Model Series Parts Lists for Venting Kits and Components for CHDV Model Series VENTING INSTALLATION INSTRUCTIONS Continued PARTS LISTS FOR VENTING KITS AND COMPONENTS FOR V36 AND VV36 SERIES (CONT.
FIREPLACE INSTALLATION Check Gas Type Installing Optional Blower Accessories 17 17 FIREPLACE INSTALLATION .CHECK GAS TYPE 6. Use proper gas type for the fireplace unit you are installing. If you have conflicting gas types, do not install fireplace. See retailer where you purchased the fireplace for proper fireplace according to your gas type or to purchase gas conversion kit (see Accessories, page 39). 7. 8.
FIREPLACE INSTALLATION 18 Installing Optional Blower Accessories (Cont.) FIREPLACE INSTALLATION Continued Model BKT Installation 5. Note: When installing the BKT thermostatically-controlled blower, you must first secure the thermal switch bracket to the blower if it has not already been factory installed. 1. Place the green ground wire with ring terminal between the bottom hole on the thermal switch bracket and the top ear hole on the blower assembly.
FIREPLACE INSTALLATION Installing Gas Piping to Fireplace Location 19 19 FIREPLACE INSTALLATION Continued INSTALLING GAS PIPING TO FIREPLACE LOCATION WARNING: A qualified service person must connect fireplace to gas supply. Follow all local codes. CAUTION: For propane/LP units, never connect fireplace directly to the propane/LP supply. This heater requires an external regulator (not supplied). Install the external regulator between the fireplace and propane/LP supply.
FIREPLACE INSTALLATION Connecting Fireplace to Gas Supply Checking Gas Connections FIREPLACE INSTALLATION Continued CONNECTING FIREPLACE TO GAS SUPPLY 2. Installation Items Needed 3. • 5/16" hex socket wrench or nut-driver • sealant (resistant to propane/LP gas, not provided) 1. Open lower louver door panel by gently pulling forward. 2. Route flexible gas line (provided by installer) from equipment shutoff valve to fireplace.
FIREPLACE INSTALLATION Checking Gas Connections (Cont.) Installing Optional Wireless Hand-Held Remote Control - (C)GHRCB and (C)GHRCTB Series 21 21 FIREPLACE INSTALLATION Continued 2. Equipment Shutoff Valve 3. 4. Gas Meter Route the 25 ft. wire through openings provided on the sides of the burner system to a convenient location to mount your switch. Connect one bare wire end to each of the terminals of the GWMS2 wall switch. Install the wall switch and cover in the wall.
FIREPLACE INSTALLATION Installing Optional Wireless Hand-Held Remote Control - (C)GHRCB and (C)GHRCTB Series Removing/Replacing Glass Door FIREPLACE INSTALLATION Continued Installing 9-Volt Alkaline Battery in Hand-Held Remote Control Unit 1. 2. 3. Remove battery cover on back of remote control unit. Attach terminal wires to a 9-volt alkaline battery (not included). Place battery into the battery housing. Replace battery cover onto remote control unit.
FIREPLACE INSTALLATION Removing/Replacing Glass Door (Cont.) Installing Optional Brick Liner Models BL36D(S) and BL36DH(S) FIREPLACE INSTALLATION Continued 5. 6. 7. Close glass door frame. Lock latches by placing the bar under the tab on door and pushing down and back on latch (see Figure 42). Replace screen/rod assembly by reversing step 1. Replace louvers by reversing procedure under Removing Louver Panels, page 22. Rear Brick Panel Cleaning Glass Door See Cleaning and Maintenance on page 28.
FIREPLACE INSTALLATION Installing Logs, Lava Rock and Glowing Embers FIREPLACE INSTALLATION Continued INSTALLING LOGS, LAVA ROCK AND GLOWING EMBERS 7. Each log is marked with a number. These numbers will help you identify the log when installing. It is very important to install these logs exactly as instructed. Do not modify logs. Only use logs supplied with fireplace. Open louvers, remove screen, unlock door latches, and open glass door. See Removing/Replacing Glass Door, steps 1 and 2 on page 22.
OPERATING FIREPLACE For Your Safety Read Before Lighting Lighting Instructions To Turn Off Gas To Appliance Manual Lighting Procedure 25 25 OPERATING FIREPLACE WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. LIGHTING INSTRUCTIONS 1. 2. 3. 4. 5. 6. 7. 8. STOP! Read the safety information above. Open lower louver panel. Turn off all electric power to the fireplace.
OPERATING FIREPLACE Optional Hand-Held Remote Operation OPERATING FIREPLACE Continued THERMOSTAT SERIES (MODELS GHRCTB AND CGHRCTB) OPTIONAL HAND-HELD REMOTE OPERATION Note: All remote control accessories must be purchased separately (see Accessories, page 39). Follow instructions included with the remote control. NOTICE: You must light the pilot before using the hand-held remote control unit. See Lighting Instructions on page 25. After lighting, let pilot flame burn for about one minute.
OPERATING FIREPLACE Optional Hand-Held Remote Operation (Cont.) Operating Optional GWMT1 Wall Mounted Thermostat Operating Optional Blower Accessory 27 27 INSPECTING BURNERS Pilot Assembly Burner Flame Pattern OPERATING FIREPLACE Continued Auto Shutoff Feature 1. If the average room temperature exceeds 82 degrees Fahrenheit (28 degrees Centigrade), the hand-held remote control will perform a safety override and shut the fireplace off. This feature is not available in the MANU mode. 2.
INSPECTING BURNERS Burner Flame Pattern CLEANING AND MAINTENANCE Glass Door Pilot and Burners Logs Venting System INSPECTING BURNERS Continued Figure 57 shows a typical flame pattern. If burner flame pattern differs from that described: • turn fireplace off (see To Turn Off Gas to Appliance, page 25) • see Troubleshooting, pages 29 through 31 CAUTION: Wear gloves and safety glasses while handling or removing broken glass. Do not remove if glass is hot. Keep children and pets away from glass.
TROUBLESHOOTING 29 29 TROUBLESHOOTING Note: For additional help, visit DESA’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. Note: All troubleshooting items are listed in order of operation. CAUTION: Never use a wire, needle, or similar object to clean pilot. This can damage pilot unit.
TROUBLESHOOTING TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after pilot is lit 1. Burner orifice clogged 1. Clean burner (see Cleaning and Maintenance, page 28) or replace burner orifice 2. Contact local propane/LP or natural gas company 3. Reconnect leads 2. Inlet gas pressure is too low 3. Thermopile leads disconnected or improperly connected 4. Thermopile is defective Delayed ignition burner 1. Manifold pressure is too low 2.
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. • • • • OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Fireplace produces unwanted odors 1. Gas leak. See Warning statement above 1.
ILLUSTRATED PARTS BREAKDOWN Models (V)V36NA(1), (V)V36NSA(1), (V)V36NHA(1), (V)V36PA(1), (V)V36PSA(1), (V)V36PHA(1) and CHDV36NRA ILLUSTRATED PARTS BREAKDOWN MODELS (V)V36NA(1), (V)V36NSA(1), (V)V36NHA(1), (V)V36PA(1), (V)V36PSA(1), (V)V36PHA(1) AND CHDV36NRA 6 7 22-5 8 22-6 4 1 22-2 9 10 22-1 3 22-4 20 18 17 22-3 11 13 19 21 12 2 14 16 15 5 15 For more information, visit www.desatech.
PARTS LIST Models (V)V36NA(1), (V)V36NSA(1), (V)V36NHA(1), (V)V36PA(1), (V)V36PSA(1), (V)V36PHA(1) and CHDV36NRA PARTS LIST This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 36 of this manual. KEY (V)V36NA(1) (V)V36NSA(1) (V)V36NHA(1) NO.
ILLUSTRATED PARTS BREAKDOWN Models (V)V36NA(1), (V)V36NSA(1), (V)V36NHA(1), (V)V36PA(1), (V)V36PSA(1), (V)V36PHA(1), CHDV36NRA ILLUSTRATED PARTS BREAKDOWN BURNER ASSEMBLY FOR MODELS (V)V36NA(1), (V)V36NSA(1), (V)V36NHA(1), (V)V36PA(1), (V)V36PSA(1), (V)V36PHA(1), CHDV36NRA 4 3 2 (#56) 5 20 21 19 6 7 1 8 17 9 (#56) 16 15 10 14 18 13 12 11 For more information, visit www.desatech.
PARTS LIST Models (V)V36NA(1), (V)V36NSA(1), (V)V36NHA(1), (V)V36PA(1), (V)V36PSA(1), (V)V36PHA(1), CHDV36NRA PARTS LIST BURNER ASSEMBLY FOR MODELS (V)V36NA(1), (V)V36NSA(1), (V)V36NHA(1), (V)V36PA(1), (V)V36PSA(1), (V)V36PHA(1), CHDV36NRA This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 36 of this manual. KEY NO.
REPLACEMENT PARTS SPECIFICATIONS SERVICE HINTS TECHNICAL SERVICE REPLACEMENT PARTS SERVICE HINTS Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty. When Gas Pressure Is Too Low PARTS UNDER WARRANTY Contact authorized retailers of this product. If they can not supply original replacement part(s), call DESA’s Customer Service Department at 1-866-672-6040.
37 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.
TAPE 38 Postage Required 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 For more information, visit www.desatech.
ACCESSORIES 39 39 ACCESSORIES NOTICE: All accessories may not be available for all fireplace models. Purchase these fireplace accessories from your local retailer. If they can not supply these accessories, call DESA’s Sales Department at 1-866-672-6040. for information. You can also write to the address listed on the back page of this manual. BRICK LINER (Not Shown) MANUAL BLOWER KIT - BK Manual variable control blower accessory provides better heat distribution.
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.