Desa KC42N Series Owner's Operation And Installation Manual
Direct vent natural and lp gas models
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OWNER'S OPERATION AND INSTALLATION MANUAL
Patent Pending
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 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.
For more information, visit www.desatech.com
DIRECT-VENT FIREPLACE
NATURAL GAS MODELS
(V)KC42N SERIES
PROPANE/LP GAS MODELS
(V)KC42P SERIES
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Table of Contents
Related Manuals for Desa KC42N Series
Summary of Contents for Desa KC42N Series
- Page 1 DIRECT-VENT FIREPLACE OWNER’S OPERATION AND INSTALLATION MANUAL Patent Pending NATURAL GAS MODELS (V)KC42N SERIES PROPANE/LP GAS MODELS (V)KC42P 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.
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Page 2: Table Of Contents
TAbLE OF CONTENTS Safety Information ..........2 Cleaning and Maintenance ........ 31 Product Identification ........... 4 Troubleshooting ..........33 Local Codes............4 Replacement Parts ..........37 Product Features ..........5 Service Hints ............. 37 Pre-Installation Preparation ......... 5 Technical Service..........37 Location of Termination Cap ........ - Page 3 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.
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Page 4: Product Identification
SAFETy INFORMATION PRODUCT Continued IDENTIFICATION 2. If you smell gas Upper Louver Flue Collar • shut off gas supply Panel • do not try to light any appliance Nailing • do not touch any electrical switch; do not use Flange any phone in your building •... -
Page 5: Product Features
When deciding the location of your fireplace, PRODUCT FEATURES follow these rules: These are a few facts that can help you understand • Do not connect this fireplace venting to a chim- and enjoy your direct-vent fireplace: ney flue serving a separate solid-fuel burning •... - Page 6 PRE-INSTALLATION NOTICE: This fireplace is in- PREPARATION tended for use as supplemental Continued heat. Use this fireplace along with your primary heating sys- • When locating termination cap, it is important to observe the minimum clearances shown in tem. Do not install this fireplace Figure 7, page 8.
- Page 7 PRE-INSTALLATION PREPARATION Continued Wall " " " " Top of Louver " 48" Opening Nailing " Nailing Tabs Tabs " Figure 5 - Framing Clearances for Corner Installation Mantel from Mantel Top of Louver Ref. Depth Ref. Opening 14" 16" 12"...
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Page 8: Location Of Termination Cap
LOCATION OF TERMINATION CAP Fixed Openable Fixed Closed Closed Openable TERMINATION CAP GAS METER RESTRICTED AREA 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"... -
Page 9: Venting Installation Instructions
VENTING INSTALLATION WARNING: Read all instruc- INSTRUCTIONS tions completely and thoroughly before attempting installation. NOTICE: Read these instruc- Failure to do so could result in tions completely before at- serious injury, property damage tempting installation. or loss of life. These models are tested and approved for use with DESA (direct-vent) pipe components and NOTICE: Failure to follow these in- terminations. -
Page 10: Installation Planning
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 wall for a 11 "... -
Page 11: Www.desatech.com
VENTING INSTALLATION INSTRUCTIONS Apply Mastic to All Continued Four Sides Vent Cap WARNING: Do not recess vent termination into any wall. This will cause a fire hazard. Position the Noncombustible Exterior Wall: horizontal vent cap in the center of the 8 "... - Page 12 VENTING INSTALLATION GROUND FLOOR INSTALLATION Recommended Applications: INSTRUCTIONS • Installation using cabinet surrounds Continued • Through the wall using round or square Minimum Pipe termination (up to 12" horizontal pipe) Siding Standoff Overlap 1 " • NOT FOR CORNER INSTALLATION Direct-Vent Pipe Screws...
- Page 13 VENTING INSTALLATION INSTRUCTIONS Continued CORNER INSTALLATION Not to Exceed Recommended Applications: (H) Limits Square • Corner ground floor installation Termination 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°...
- Page 14 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 Vertical (V) Horizontal (H Horizontal (H 5' min.
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Page 15: Installation For Vertical Termination
VENTING INSTALLATION Flat Ceiling Installation 1. Cut a 11 " square hole in the ceiling using INSTRUCTIONS the locating hole as a center point. The open- Continued ing should be framed to 11 " x 11 " inside dimensions, as shown in Figure 9 on page 10 INSTALLATION FOR vERTICAL using framing lumber the same size as the TERMINATION... - Page 16 VENTING INSTALLATION Vertical Termination Configurations 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 extending through the roof. Secure the base of Vertical (V) Horizontal (H the flashing to the roof and framing with roof-...
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Page 17: High Altitude Installation
VENTING INSTALLATION INSTRUCTIONS Continued Vertical Venting V = 40' max. Note: Install Note: Install restrictor into restrictor into inner collar of inner collar of fireplace as fireplace as shown. shown. 45° Elbow 45° Elbow Figure 24 - Vertical Venting Configuration With No Horizontal Run (Vertical Round Venting with Two 90°... - Page 18 VENTING INSTALLATION Number Description VKR-58 Roof Vent Kit, Galvanized INSTRUCTIONS (Includes: 45° Elbow, 7"-12" Continued Adjustable Pipe, Flue Restrictor, Vertical High Wind Termination, 45° Starter Elbow 2' Pipe, 4' Pipe, Wall Firestop, Storm Collar, Roof Flashing [0/12 - 6/12], 26 Screws) VKC-58 Corner Vent Kit, Galvanized (Includes 45°...
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Page 19: Fireplace Installation
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 27). 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. - Page 20 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 29 in order to sense tempera- CAUTION: Never touch the ture and properly operate.
- Page 21 FIREPLACE INSTALLING GAS pIpING TO FIREpLACE LOCATION INSTALLATION Continued WARNING: A qualified 7. Check to make sure that the power cord is com- service person must connect pletely clear of the blower wheel and that there fireplace to gas supply. Follow are no other foreign objects in blower wheel.
- Page 22 We recommend that you install a sediment trap/ FIREPLACE drip leg in supply line as shown in Figure 32. Lo- INSTALLATION cate sediment trap/drip leg where it is within reach Continued for cleaning. Install in piping system between fuel supply and fireplace. Locate sediment trap/drip leg where trapped matter is not likely to freeze.
- Page 23 4. Check all joints of gas supply piping system. FIREPLACE Apply noncorrosive leak detection fluid to all INSTALLATION joints. Bubbles forming show a leak. Correct Continued all leaks at once. 5. Reconnect fireplace and equipment shutoff To Gas Supply valve to gas supply. Check reconnected fittings (Natural) Equipment for leaks.
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Page 24: Operating Fireplace
FIREPLACE INSTALLING OpTIONAL WIRELESS HAND-HELD REMOTE CONTROL INSTALLATION HRC100 AND HRC200 SERIES Continued NOTICE: Use only alkaline bat- pRESSURE TESTING FIREpLACE GAS teries (not included). CONNECTIONS 1. Open equipment shutoff valve (see Figure 34, page 23). Installing Remote Receiver 1. Open bottom louver and locate the switch 2. - Page 25 FIREPLACE Removing Louver Panels Remove the top and bottom louver panels by si- INSTALLATION multaneously pulling both top end spring latches Continued towards the center of the appliance until they are disengaged from the locating holes (see Figure 41). Installing 9-Volt Alkaline Battery in Hand- Repeat for bottom spring latches and pull the lou- Held Remote Control Unit vers outward.
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Page 26: Brick Panels
FIREPLACE WARNING: The glass door INSTALLATION must be securely in place before Continued running this fireplace. Do not run 4. Remount the new frame at the hinge with five this fireplace if glass is missing new screws before closing door. This will or broken. -
Page 27: Operating Fireplace
FIREPLACE OPERATING FIREPLACE INSTALLATION FOR YOUR SAFETY Continued READ BEFORE LIGHTING 8. Install rear brick panel first. Rest bottom edge of panel on back edge of burner assembly (see WARNING: If you do not fol- Figure 44). low these instructions exactly, 9. -
Page 28: Manual Lighting
OPERATING FIREPLACE MANUAL LIGHTING Continued pROCEDURE 1. Remove glass door (see Removing/Replacing 7. Turn gas control knob counterclockwise Glass Door, page 25). to PILOT. (see Figure 45). 2. Follow steps 1 through 8 under Lighting In- 8. Push in gas control knob all the way and structions, page 27. - Page 29 3. Set the desired room temperature by OPERATING FIREPLACE pressing the TEMP + or - buttons. Continued 4. Press the POWER and LOCK buttons together to turn off the fireplace ON/OFF SERIES MODEL HRC100 Note: Do not leave the hand-held remote in Hold the control button on the hand-held the AUTO mode close to the fireplace.
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Page 30: Inspecting Burners
Note for BKT Only: If you are using BKT OPERATING FIREPLACE blower with optional thermostat (wall mounted Continued or remote control) for the fireplace, your fire- place and blower will not turn on and off at the Key Pad Lock Feature This feature allows the user to lock/unlock the same time. -
Page 31: Cleaning And Maintenance
INSPECTING bURNERS GLASS DOOR Continued WARNING: Handle glass door BURNER FLAME PATTERN panel with care. Do not strike, slam Burner flames will be steady; not lifting or floating. or otherwise abuse glass. Do not Flame patterns will be different from unit to unit operate fireplace with the glass and will vary depending on installation type and door unlatched, removed, cracked... -
Page 32: Venting System
CLEANING AND vENTING SYSTEM Conduct annual inspection of the venting system MAINTENANCE following these guidelines: Continued 1. Check areas of venting system that are exposed to the weather for corrosion (rust spots or streaks and, in extreme cases, holes). Have these items CAUTION: Do not vacuum if replaced immediately by a qualified service pieces are hot. -
Page 33: Troubleshooting
TROUbLEShOOTING WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle or similar object to clean pilot. This can damage pilot unit. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY... - Page 34 TROUbLEShOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Pilot lights but flame goes out 1. Gas control knob not fully 1. Press in gas control knob when control knob is released pressed in fully 2. Gas control knob not pressed 2. After pilot lights, keep gas in long enough control knob pressed in 30 seconds...
- Page 35 TROUbLEShOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Heater produces a whistling noise 1. Turning gas control knob to 1. Turn gas control knob to LO when burner is lit HI position when burner is position and let warm up for a cold minute 2.
- Page 36 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. Fol- low the gas supplier’s instructions.
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Page 37: Replacement Parts
SPECIFICATIONS REPLACEMENT PARTS Note: Use only original replacement parts. This KC42N and VKC42N • Rating: 27,000/38,000 Btu/hr will protect your warranty coverage for parts replaced under warranty. • Gas Type: Natural Gas Only • Ignition: Piezo pARTS UNDER WARRANTY • Manifold Pressure: 3.5" w.c. Contact authorized retailers of this product. -
Page 38: Illustrated Parts Breakdown And Parts List
ILLUSTRATED PARTS bREAKDOWN MODELS KC42N, VKC42N, KC42P AND VKC42P SERIES www.desatech.com 116239-01G... -
Page 39: Parts List
PARTS LIST MODELS KC42N, VKC42N, KC42P AND VKC42P SERIES This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 37 of this manual. pART NUMBER DESCRIpTION QTY. Firebox Assembly Face Weldment 108328-01 Door Assembly... - Page 40 ILLUSTRATED PARTS bREAKDOWN BURNER ASSEMBLY FOR MODELS KC42N, VKC42N, KC42P AND VKC42P SERIES www.desatech.com 116239-01G...
- Page 41 PARTS LIST BURNER ASSEMBLY FOR MODELS KC42N, VKC42N, KC42P AND VKC42P SERIES This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 37 of this manual. pART NUMBER DESCRIpTION QTY.
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Page 42: Accessories
ACCESSORIES PERIMETER TRIM KIT (Not Shown) NOTICE: All accessories may PT42 - Black not be available for all fireplace PT42B - Brushed Brass models. PT42P - Platinum PT42PB - Polished Brass 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. - Page 43 ACCESSORIES Continued RECEIvER AND HAND-HELD ON/OFF REMOTE CONTROL KIT - HRC100 SERIES Allows the fireplace to be turned on and off conveniently. A wall-mounted docking station is included. WALL MOUNTED THERMOSTAT CONTROL KIT - GWMT1 (Not Shown) Allows easy wall access for thermostatic operation of your fireplace.
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Page 44: Warranty Information
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.