background image

DIRECT-VENT FIREPLACE

OWNER’S OPERATION AND INSTALLATION MANUAL

NATURAL GAS MODELS (V)KC42NE SERIES

PROPANE/LP GAS MODELS (V)KC42PE SERIES

For more information, visit www.desatech.com

 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.
—  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 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.

—  Installation and service must be performed by a quali

-

fied installer, service agency or the gas supplier.

INSTALLER: Leave this manual with the appliance.

CONSUMER: Retain this manual for future reference.

Patent Pending

Summary of Contents for (V)KC42NE SERIE

Page 1: ...mmable 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 appliance Do not touch any electrical switch do not use any phone in your building Immediatelycallyourgassupplierfromaneighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be perfo...

Page 2: ...rm IMPORTANT Read this owner s manualcarefullyandcompletely before trying to assemble op erate or service this log set Improper use of this log set can cause serious injury or death from burns fire explosion electrical shock and carbon monoxide poisoning DANGER Carbonmonoxide poisoning may lead to death This fireplace must be installed by a qualified certified or licensed service person It has a s...

Page 3: ...essory not approved for use with this fire place WARNING This appliance is only for use with the type of gasindicatedontheratingplate Thisapplianceisnotconvertible for use with other gases unless a certified kit is used Safety Continued WARNING Donotallowfans toblowdirectlyintothefireplace Avoidanydraftsthatalterburner flame patterns Due to high temperatures the appliance should be located out oft...

Page 4: ...alve and pilot light before cleaning fireplace 6 Have venting system inspected annually by a qualified service person If needed have venting system cleaned or repaired See Cleaning and Maintenance page 30 7 Do not use any solid fuels wood coal paper cardboard etc in this fireplace Use only the gas type indicated on fire place nameplate 8 This appliance when installed must be electrically grounded ...

Page 5: ...ble mate rial other than wood it must be installed on a metal or wood panel extending the full width and depth of the fireplace See Figure 3 These are a few facts that can help you under stand 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 hori zontal ...

Page 6: ... blockage of venting system When using snow blowers do not direct snow towards vent termination area Pre Installation Preparation Continued Clearances Minimum clearances to combustibles for the fireplace are as follows Back and sides 0 Perpendicular walls 6 Floor 0 Ceiling to louver opening 42 Front 36 Top of Standoffs 0 Vent See venting instruc tions for specific vent ing clearances Combustible m...

Page 7: ...l Vent C B A D E F G Top of Louver Opening 3 2 1 4 5 6 7 Wall Figure 5 Framing Clearances for Corner Installation Figure 6 Clearances for Combustible Mantels 48 48 1 4 41 5 8 21 5 8 58 1 2 16 3 4 81 1 2 131 2 Pre Installation Preparation Continued Nailing Tabs Ref Mantel Depth Ref Mantel from Top of Louver Opening 1 14 A 16 2 12 B 14 3 10 C 12 4 8 D 10 5 6 E 8 6 4 F 6 7 2 G 4 ...

Page 8: ... 000 and 50 000 12 30 cm in Canada if between 10 000 and 100 000 12 30 cm in US if greater than 50 000 36 91 cm in Canada if greater than 100 000 K clearance to a mechanical air supply inlet In Canada 6 ft 1 83m minimum In US 3 ft 91 cm above if within 10 ft 3 m horizontally L clearance above paved side walk or a paved driveway located on public property 84 213 3 cm minimum M clearance under veran...

Page 9: ...e on the out side of the structure and can not be attached to a chimney or flue system serving a separate solid fuel or gas burning appliance Adirect vent appliance must have its own venting system DO NOT common vent this appliance These models are approved to be vented either horizontally through an outside wall or vertically through a roof or chase enclosure using the following guidelines When v...

Page 10: ...male ends of adjacent pipes Push pipe sections together and twist one section clockwise approximately one quarter turn until sections are fully locked see Figure 8 Note Horizontal runs of vent must be supported every three feet Use wall straps for this purpose 3 Use a 45 elbow to connect venting system to fireplace flue collar The elbow is de signed to be twist locked onto the flue collar as descr...

Page 11: ...h wood screws provided see Figure 11 Siding standoff must sit flush against exterior fascia material 7 Connecting Vent Cap with Horizontal Vent Pipe Slide wall firestop over the vent pipe before connecting horizontal run to vent cap see Figure 12 Carefully move fireplace with vent as sembly attached toward wall and insert vent pipe into horizontal termination Pipe overlap should be a minimum of 1 ...

Page 12: ...ired NOTICE Donotsealtermination cap to vent pipe Cap must be removable for vent inspection and maintenance WARNING Never run vent downward as this may cause excessive temperatures which could cause a fire Operation of improperly installed and main tained venting system could result in serious injury property damage or loss of life GROUND FLOOR INSTALLATION Recommended Applications Installation us...

Page 13: ...ecommended Applications Installations requiring a vertical rise on building exterior Any installation using snorkel termination to achieve one foot above ground Snorkel terminations are available for installations requiring a vertical rise on the exterior of the building If installing snorkel termination below grade you must provide proper drainage to prevent water from entering snorkel terminatio...

Page 14: ...for a horizontal system using two 90 elbows Figure 18 Horizontal Termination Configuration for Venting Using Two 90 Elbows with Termination at 90 with Fireplace 45 Elbow Venting with Two 90 Elbows Vertical V Horizontal H1 Horizontal H1 Horizontal H2 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 Venting with Two 90 Elbows Vertical V Horizontal H1 Hor...

Page 15: ...above ceiling is an insulated ceiling or an attic nail firestop from top side This prevents loose insula tion from falling into required clearance space If area above ceiling is a living space install firestop below framed hole Firestop should be installed with no less than three nails per side see Figure 20 2 Assemble desired lengths of pipe and elbows necessary to reach from fireplace flue up th...

Page 16: ... High Wind Termination Shown 45 Elbow similar factors may cause poor draft or down drafting in high winds Increasing vent height may solve this problem 7 Twist lock vent cap onto last section of vent pipe Note If vent pipe passes through any occu pied areas above first floor including storage spaces and closets you must enclose pipe You may frame and sheetrock enclosure with standard construction ...

Page 17: ... elevations from 0 2000 feet USA and elevations from 0 4500 feet Canada When installing this fireplace at an elevation above 2000 feet in the USA you may need to decrease the input rating by changing the existing burner orifice to a smaller size Re duce input 4 for each 1000 feet above sea level Check with your local gas company for proper orifice size identification Venting with Two 90 Elbows Ver...

Page 18: ...r Roof Flashing 0 12 6 12 26 Screws VKC 58 Corner Vent Kit Galvanized Includes 45 Elbow 7 12 Adjustable Pipe Wall Firestop Horizontal Termination 6 Pipe 90 Elbow 18 Screws HHTK 58 High Wind Round Horizontal Termination Kit Includes Round Termination Wall Firestop 45 Elbow Venting Installation Continued Number Description HHT 58 High Wind Round Horizontal Termination Kit Galvanized HTS 58 Horizonta...

Page 19: ... upward Blower will fit inside back opening and be held in position against back wall by magnets see Figure 25 4 Be certain that all wire terminals are securely attached to terminals on blower motor and that screw retaining green ground wire is tight Blower Location Side View Figure 25 Blower Model BK Magnetic Strips Exhaust Port Screw Green Ground Wire Spade Terminals Lower Firebox Cavity 5 Mount...

Page 20: ...wer cord outer insulation sleeve may have to be stripped slightly to allow enough wire length to reach and make all connec tions DO NOT trim excessive length away Enable just enough to make all connections securely 3 Place blower against lower rear wall of firebox outer wrapper with exhaust port di rected upward and thermodisc positioned up near fireplace bottom Thermodisc must be oriented near fi...

Page 21: ...tch Fan Switch N O Green White On 110 115 V A C Blower Motor Black Off 1 2 Black 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 LPsupply This heater requires an external regulator not supplied Install theexternalregulatorbetweenthe...

Page 22: ...Figure 31 Locate sediment trap drip leg where it is within reach for cleaning Install in piping sys tem between fuel supply and fireplace Locate sediment trap drip leg where trapped matter is not likely to freeze A sediment trap traps moisture and contaminants This keeps them from going into fireplace gas controls If sedi ment trap drip leg is not installed or is installed wrong fireplace may not ...

Page 23: ...les forming show a leak Correct all leaks at once 5 Reconnect fireplace and equipment shutoff valve to gas supply Check recon nected fittings for leaks Test Pressures Equal To or Less Than 1 2 PSIG 3 5 kPa 1 Close equipment shutoff valve see Fig ure 33 2 Pressurize supply piping system by either opening propane LP supply tank valve for propane LP gas fireplace or opening main gas valve located on ...

Page 24: ...NG If fireplace has been running turn off and un plugfireplace Letcoolbeforere moving glass door or louvers Fireplace Installation Continued Removing Louver Panels Remove top and bottom louver panels by simultaneously pulling both top end spring latches towards center of appliance until they are disengaged from locating holes see Figure 36 Repeat for bottom spring latches and pull louvers outward ...

Page 25: ...ing too much ember material in one area Do not block pilot ports with embers It is not necessary to use all of the ember material provided 2 Pour lava rock onto plenum but not onto flat burner It is not necessary to use all of the lava rock provided NOTICE Do not put lava rock on burner or under burner Placing lava rock on burner will cause performance problems Fireplace Installation Continued 3 C...

Page 26: ...ick Panel WALL SWITCH INSTALLATION Installation of a wall switch allows you to activate gas control valve and turn fireplace on and off Wall switch is to be connected to incoming 120 volt regular household wiring that supplies electricity to fireplace Optional Remote control INSTALLATION model WRC Note If using optional wireless hand held remote control wall switch must be in the ON position to be...

Page 27: ...www desatech com 116240 01J 27 EV2 EV1 ORANGE IGNITOR LEAD GREEN PILOT TRANSFORMER IS1070B SYNETEK CONTROLS INC 24V AC E4 E2 E3 E6 RED E8 E12 BLUE 120V AC GROUND BLACK WHITE Wiring Diagram ...

Page 28: ...or explosion may result causing property damage per sonal injury or loss of life A This appliance is equipped with an igni tion device which automatically lights the pilot Do not light pilot by hand B BEFORE LIGHTING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Do not try...

Page 29: ...ge 28 see Troubleshooting page 31 Figure 45 Typical Flame Pattern located on the left side of switch bracket to the right just inside louver panel The BK manual blower and BKT thermostati cally controlled blower have an ON setting and an OFF setting Blower will only run when switch is in the ON position In the OFF posi tion blower will not operate Note for BKT Only If you are using BKT blower with...

Page 30: ...m cleaner to remove any carbon buildup on logs Replace log s if broken See Replacement Parts on page 34 Replace ember material periodically as needed See Replacement Parts on page 34 WARNING Turn off fireplace and let cool before cleaning CAUTION You must keep control areas burners and circulating air passageways of fireplace clean Inspect these areas of fireplace before each use Have fireplace in...

Page 31: ...e or similar object to clean pilot This can damage pilot unit Note All troubleshooting items are listed in order of operation POSSIBLE CAUSE 1 No gas supply or shutoff valve is OFF 2 Air in gas line 3 Construction debris clog ging pilot orifice 4 Low gas pressure 5 Kinked pilot line 6 Control valve is not open ing 7 No power to unit or ignition module or power trans former is bad REMEDY 1 Check to...

Page 32: ...roded 1 Check electrical connec tions 1 Clean and adjust pilot flame for maximum flame impinge ment on thermopile 2 Have vent system inspect ed including termination cap Remove any restriction or obstruction 1 This is normal with most fireplaces If noise is ex cessive contact qualified service person 1 Problem will stop after a few hours of operation TROUBLESHOOTING Continued POSSIBLE CAUSE 1 Loos...

Page 33: ...ed 3 Improper venting or exces sive blockage 4 Excessive amounts of embers and pan material OBSERVED PROBLEM Gas odor even when control knob is in OFF position Gas odor during combus tion Glass soots Darkresidueonlogsorinside of fireplace REMEDY 1 Locate and correct all leaks see Checking Gas Connec tions page 23 2 Replace control valve 1 Take apart gas tubing and remove foreign matter 2 Locate an...

Page 34: ...en Gas Pressure Is Too Low pilot will not stay lit burners will have delayed ignition fireplace will not produce specified heat propane LP gas supply might be low pro pane LP units only You may feel your gas pressure is too low If so contact your local gas supplier Technical Service You may have further questions about installa tion operation or troubleshooting If so con tact DESA Heating LLC at 1...

Page 35: ...accessories from your local dealer If they can not supply these accessories call DESAHeating LLC at 1 866 672 6040 for information You can also write to the address listed on the back page of this manual Brick Liner kit BL42DA Textured Refractory BL42DSA Standard Refractory BL42DHA Textured Refractory Herringbone BL42DHSA Standard Refractory Her ringbone This brick liner adds a touch of style to y...

Page 36: ...www desatech com 116240 01J 36 Parts Models KC42NE VKC42NE KC42PE and VKC42PE Series 6 7 20 17 18 13 2 12 19 8 1 4 24 11 9 14 3 16 5 15 21 10 23 25 26 22 ...

Page 37: ...8331 01 Top Louver Assembly 1 5 108331 02 Bottom Louver Assembly 1 6 Fireplace Top 1 7 Fireplace Top Insulation 1 8 Fireplace Surround 1 9 109082 01 Heat Shield 1 10 116542 03 Burner Assembly NG see page 38 1 116542 04 Burner Assembly LP see page 38 1 11 See Below Left Refractory Brick Panel 1 12 See Below Rear Refractory Brick Panel 1 13 See Below Right Refractory Brick Panel 1 14 108455 01 Scree...

Page 38: ...www desatech com 116240 01J 38 PARTS Burner assembly Models KC42NE KC42PE VKC42NE and VKC42PE 7 15 10 12 1 12 2 3 13 9 11 6 12 14 18 17 17 18 19 20 16 14 8 4 5 22 23 24 21 31 33 32 30 29 28 25 27 26 ...

Page 39: ...ric Valve Assembly NG 1 14570 Electric Valve Assembly LP 1 12 11165 Screw 10 x 5 8 Zinc 1 13 111913 02 Burner Base Gasket 1 14 14396 Brass Fitting 2 15 116345 01 Pilot Bracket 1 16 26827 Switch Bracket 1 17 116573 01 Flat Washer 7 8 ID x 1 1 4 OD 2 18 11214 Bulkhead Fitting with Washer 1 19 14296 Elbow 3 8 1 20 116561 01 Gas Orifice 31 NG 1 116563 01 Gas Orifice 49 LP 1 21 11186 Screw 8 x 32 x 1 Z...

Page 40: ...ons furnished with this product This warranty covers the cost of part s required to restore this product to proper operating condition and an allowance for labor when provided by a DESA Heating LLC Authorized Service Center or a provider approved by DESA Heating LLC Warranty parts must be obtained through authorized dealers of this prod uct and or DESA Heating LLC who will provide original factory...

Reviews: