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DIRECT-VENT FIREPLACE
OWNER’S OPERATION AND
INSTALLATION MANUAL
For more information, visit www.desatech.com
For more information, visit www.desatech.com
NATURAL GAS MODELS CHDV36NR-B, V36N-A, AND VV36NB(1) SERIES
PROPANE/LP GAS MODEL V36P-A AND VV36PB(1) SERIES
WARNING: If the information in this manual is not followed
WARNING: Improper instal-
exactly, a fire or explosion may result causing property dam-
lation, adjustment, alteration,
age, personal injury, or loss of life.
service, or mainten
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TABLE OF CONTENTS 2 SAFETY INFORMATION TABLE OF CONTENTS CLEANING AND MAINTENANCE ............................................ 28 SAFETY INFORMATION ............................................................ 2 TROUBLESHOOTING .............................................................. 29 LOCAL CODES ........................................................................... 3 PRODUCT IDENTIFICATION ..................................................... 3 ILLUSTRATED PARTS BREAKDOWN AND PARTS
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SAFETY INFORMATION 3 LOCAL CODES 3 PRODUCT IDENTIFICATION SAFETY INFORMATION PRODUCT IDENTIFICATION Continued Upper Louver Panel Flue Collar 8. Turn fireplace off and let cool before servicing, installing, or repairing. Only a qualified service person should install, ser- vice, or repair this fireplace. Have fireplace inspected annu- ally by a qualified service person. 9. You must keep control compartments, burners, and circulating Nailing air passages clean. More frequent cleaning may be needed
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PRODUCT FEATURES 4 PRE-INSTALLATION PREPARATION Location and Space Requirements PRODUCT FEATURES These are a few facts that can help you understand and enjoy your • Your fireplace is designed to be used in zero clearance installa- tions. Wall or framing material can be placed directly against direct-vent fireplace: any exterior surface on the back, sides, or top of your fireplace, • The venting system may be routed to the outside of your home except where standoff spacers are integrally attached
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PRE-INSTALLATION PREPARATION 5 Clearances 5 Framing and Finishing PRE-INSTALLATION PREPARATION Continued CLEARANCES Minimum clearances to combustibles for the fireplace are as follows: Back, and sides 0"/mm 3 D 15" 10 /8" 5 C B 49 /8" Perpendicular walls 6" (152mm) 3 Floor 0"/mm A 35 /4" Ceiling to louver opening 42" (1067mm) Front 36" (914mm) Top of Standoffs 0"/mm 3 E 13 /4" Vent (See venting instructions for 41" F specific venting clearances.) 1 Combustible material with a maximum thickness o
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V G G V A D E V B L LOCATION OF TERMINATION CAP 6 LOCATION OF TERMINATION CAP N N H C I B Fixed V V Fixed Closed Openable Closed Openable F B V J G V X B B M A V K X TERMINATION CAP AIR SUPPLY INLET G GAS METER RESTRICTED AREA V X (TERMINATION PROHIBITED) A = clearance above grade, veranda, porch, deck, or balcony I = clearance to service regulator vent outlet [*72 inches (182.9cm) [*12 inches (30.5mc) minimum] minimum] B = clearance to window or door that may be opened J = clearance to non-mech
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VENTING INSTALLATION INSTRUCTIONS 7 Installation Precautions 7 VENTING INSTALLATION INSTRUCTIONS INSTALLATION PRECAUTIONS NOTICE: Read these instructions completely be- fore attempting installation. • Wear gloves and safety glasses for protection • Use extreme caution when using ladders or when on roof tops These models are tested and approved for use with DESA (direct- • Be aware of electrical wiring locations in walls and ceilings vent) pipe components and terminations. The following actions w
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VENTING INSTALLATION INSTRUCTIONS 8 Installation Planning VENTING INSTALLATION INSTRUCTIONS Continued Male INSTALLATION PLANNING Slots There are two basic types of direct-vent installation: • Horizontal Termination Female Locking Lugs • Vertical Termination Horizontal Termination Installation IMPORTANT: Horizontal square terminations require only inner portion of wall firestop. Horizontal installations using round termi- nation require exterior portion of wall firestop available only in vent kit
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VENTING INSTALLATION INSTRUCTIONS 9 Installation Planning (Cont.) 9 VENTING INSTALLATION INSTRUCTIONS Continued WARNING: Do not recess vent termination into any wall. This will cause a fire hazard. Cut Siding Away 6. Noncombustible Exterior Wall: Position the horizontal vent to Fit Standoff 1 cap in the center of the 8 /2" round hole and attach to the exte- Standoff rior wall with four wood screws provided. Before attaching the vent cap to exterior wall, run a bead of non-hardening mastic Wood
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VENTING INSTALLATION INSTRUCTIONS 10 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 Fig- WARNING: Never run vent downward as this may ure 13 for horizontal termination details. cause excessive temperatures which could cause a fire. Operation of improperly installed and main- 10. Place fireplace into position and shim with noncombustible ma- tained v
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VENTING INSTALLATION INSTRUCTIONS 11 Installation Planning (Cont.) 11 VENTING INSTALLATION INSTRUCTIONS Continued Required CORNER INSTALLATION Vertical (V) Vertical Pipe Horizontal (H) Recommended Applications: 1 *43 /2" min. None 30" max. 1 • Corner ground floor installation 54 /2" min. 1 ft. 48" max. 1 66 /2" min. 2 ft. 60" max. • Ground floor installation where pipe vents horizontally through wall 1 78 /2" min. 3 ft. 84" max. (over 12" horizontal pipe) 1 90 /2" min. 4 ft. 20' max. • Basement
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VENTING INSTALLATION INSTRUCTIONS 12 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 (H ) Horizontal (H ) + 1 1 Horizontal (H ) 45°Elbow 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' m
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VENTING INSTALLATION INSTRUCTIONS 13 Installation for Vertical Termination 13 VENTING INSTALLATION INSTRUCTIONS Continued 2. Assemble the desired lengths of pipe and elbows necessary to INSTALLATION FOR VERTICAL TERMINATION reach from the fireplace flue up through the firestop. Be sure Note: Vertical restrictor must be installed in all vertical installations. all pipe and elbow connections are fully twist-locked (see Fig- 1. Determine the route your vertical venting will take. If ceiling ure 8,
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VENTING INSTALLATION INSTRUCTIONS 14 Installation for Vertical Termination (Cont.) VENTING INSTALLATION INSTRUCTIONS Continued Vertical Termination Configurations Venting with One 90° Elbow Vertical (V) Horizontal (H) Figures 21 through 24 show four different configurations for verti- cal termination. 5' min. 2' max. 6' min. 4' max. 7' min. 6' max. Venting with Two 90° Elbows 8' min. 8' max. 20' max. 8' max. Vertical (V) Horizontal (H ) + 1 Horizontal (H ) Note: Install 2 45° Elbow restrict
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VENTING INSTALLATION INSTRUCTIONS 15 Installation for Vertical Termination (Cont.) 15 High Altitude Installation Parts Lists for Venting Kits and Components HIGH ALTITUDE INSTALLATION VENTING INSTALLATION Your DESA direct-vent fireplace has been tested and approved for INSTRUCTIONS elevations from 0-2000 feet (USA) and elevations from 0-4500 feet Continued (Canada) . When installing this fireplace at an elevation above 2000 feet (in the USA), you may need to decrease the input rating by changing
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VENTING INSTALLATION INSTRUCTIONS 16 Parts Lists for Venting Kits and Components (Cont.) FIREPLACE INSTALLATION Check Gas Type Installing Optional Blower Accessories 6. While supporting speed control, secure control shaft with lock VENTING INSTALLATION nut by pushing and turning lock nut with pliers clockwise until it INSTRUCTIONS is tight against front panel. Place control knob provided on shaft. Continued 7. Turn on power to duplex outlet if previously turned off per the warning in column 1. P
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FIREPLACE INSTALLATION 17 Installing Optional Blower Accessories (Cont.) 17 7. Check to make sure that the power cord is completely clear of the FIREPLACE INSTALLATION blower wheel and that there are no other foreign objects in blower Continued . wheel. Also double check all wire leads and make sure wire rout- ing is not pinched or in a precarious position. Correct accordingly. 8. Turn on power to duplex outlet if previously turned off per the warning in column 1, page 17. 9. Plug in blower powe
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FIREPLACE INSTALLATION 18 Installing Optional Blower Accessories (Cont.) Installing Gas Piping to Fireplace Location For propane/LP connection only, the installer must supply an FIREPLACE INSTALLATION external regulator. The external regulator will reduce incoming gas Continued pressure. You must reduce incoming gas pressure to between 11 and 14 inches of water. If you do not reduce incoming gas pressure, Blower Wiring Diagram fireplace regulator damage could occur. Install external regulator wi
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FIREPLACE INSTALLATION 19 Installing Gas Piping to Fireplace Location (Cont.) 19 Connecting Fireplace To Gas Supply Checking Gas Connections FIREPLACE INSTALLATION Continued To Gas Supply We recommend that you install a sediment trap/drip leg in supply (Natural) line as shown in Figure 31. Locate sediment trap/drip leg where it Equipment Shutoff Valve is within reach for cleaning. Install in piping system between fuel To External supply and fireplace. Locate sediment trap/drip leg where trapped
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FIREPLACE INSTALLATION 20 Checking Gas Connections (Cont.) Installing Optional Wall Mount Switch - GWMS2 FIREPLACE INSTALLATION Continued Test Pressures Equal To or Less Than 1/2 PSIG (3.5 kPa) 1. Close equipment shutoff valve (see Figure 33). Equipment 2. Pressurize supply piping system by either opening propane/LP Shutoff supply tank valve for propane/LP gas fireplace or opening main Valve gas valve located on or near gas meter for natural gas fire- Gas place, or using compressed air. Meter 3.
