MHSC CDVR36NV7CE Installation And Operating Instructions Manual

Direct vent gas fireplace cdv7 series

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Installation and Operating
Instructions
waRNINGS
IF thE INFoRMatIoN IN thESE INStRuCtIoNS
aRE 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 qualified installer, service agency or
the gas supplier.
waRNING: Improper installation, adjustment,
alteration, services or maintenance can cause
injury or property damage. Refer to this manual.
For assistance or additional information
consult a qualified installer, service agency or
the gas supplier.
this appliance is only for use with the type of
gas indicated on the rating plate. this appliance
is not convertible for use with other gases,
unless a certified kit is used.
CDV7 SERIES
Direct Vent Gas Fireplace
Models: CDVR36NV7CE
DuE to hIGh tEMpERatuRES, thE applIaNCE
ShoulD BE loCatED out oF tRaFFIC aND
away FRoM FuRNItuRE aND DRapERIES.
692027
ChIlDREN aND aDultS ShoulD BE alERtED
CDV7 cover
to thE haZaRDS oF hIGh SuRFaCE
tEMpERatuRE aND ShoulD Stay away to
aVoID BuRNS oR ClothING IGNItIoN.
youNG ChIlDREN ShoulD BE SupERVISED
whEN thEy aRE IN thE SaME RooM aS thE
applIaNCE.
ClothING oR othER FlaMMaBlE MatERIal
ShoulD Not BE plaCED oN oR NEaR thE
applIaNCE.
KEEp thE RooM aREa ClEaR aND FREE
FRoM CoMBuStIBlE MatERIalS, GaSolINE,
aND othER FlaMMaBlE VapoRS aND
lIquIDS.
INStallER: leave this manual with the appliance.
CoNSuMER: Retain this manual for future refer-
ence.
69D2027 5/10 Rev. 2

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Summary of Contents for MHSC CDVR36NV7CE

  • Page 1 CDV7 SERIES Direct Vent Gas Fireplace Models: CDVR36NV7CE Installation and Operating Instructions waRNINGS IF thE INFoRMatIoN IN thESE INStRuCtIoNS aRE 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.
  • Page 2: Table Of Contents

    CoNtENtS plEaSE REaD thE INStallatIoN & opERatING INStRuCtIoNS BEFoRE uSING applIaNCE. thank you and congratulations on your purchase of a MhSC fireplace. IMpoRtaNt: Read all instructions and warnings carefully before starting installation. Failure to follow these instructions fully may result in a possible fire hazard and will void the warranty.
  • Page 3: Important Safety Information

    CDV7 Series Gas Fireplace IMpoRtaNt SaFEty INFoRMatIoN OWNER INSTALLER Please retain these instructions for future reference. Please leave these instructions with the appliance. • Read this owner’s manual carefully and completely before trying to assemble, operate, or service this fireplace. • Any change to this fireplace or its controls can be dangerous. • Improper installation or use of this fireplace can cause serious injury or death from fire, burns, explosions, electrical shock and carbon monoxide poisoning. This fireplace is a vented product. This fireplace must •...
  • Page 4 CDV7 Series Gas Fireplace IMpoRtaNt SaFEty INFoRMatIoN 13. Do not use any solid fuels (wood, coal, paper, card- IMpoRtaNt: board, etc.) in this fireplace. Use only the gas type plEaSE REaD thE FollowING CaREFully indicated on rating plate. It is normal for fireplaces fabricated of steel 14.
  • Page 5: Product Specifications

    • The appliance is not approved for closet installations. • This appliance is approved to be vented with MHSC Input ratings are shown in BTU per hour (kw) and are T-Lock Direct Vent Components. certified without deration for elevations up to 4,500 feet (1,370 m) above sea level.
  • Page 6: Fireplace & Framing Dimensions

    CDV7 Series Gas Fireplace FIREplaCE DIMENSIoNS & FRaMING 21 ” (556 mm) Minimum Rough ” (941 mm) Opening  Depth 15 ” (394 mm) 5/8” (16 mm) ” 15 ” 5/8” (941 mm) 1/2” (13 mm) 1/2” (400 mm) 37 ” (953 mm) 1/2” or 5/8”  Minimum Rough Opening Width Minimum Rough Opening  Height 1 ” 5/8” (16 mm) (32 mm) 39” 1/2” (13 mm) (991 mm) 20 ”...
  • Page 7: Pre-Installation Information

    CDV7 Series Gas Fireplace pRE-INStallatIoN INFoRMatIoN BEFoRE you StaRt FIREBox FRaMING FoR CDVR Read this homeowner manual thoroughly and follow all Firebox framing can be built before or after the appliance instructions carefully. Inspect all contents for shipping is set in place. Construct firebox framing following Figure 2 damage and immediately inform your dealer if any damage for your specific installation requirements.
  • Page 8: Fireplace Location

    CDV7 Series Gas Fireplace pRE-INStallatIoN INFoRMatIoN FIREplaCE loCatIoN Plan for the installation of your appliance. This includes determining where the unit is to be installed, the vent configuration to be used, framing and finishing details, and whether any optional accessories (i.e.
  • Page 9: Clearances

    CDV7 Series Gas Fireplace ClEaRaNCES CLEARANCES TO COMbUSTIbLES Follow these instructions carefully to ensure safe installation. Failure to follow instructions exactly can create a fire hazard. The appliance cannot be installed on a carpet, tile or other combustible material other than wood flooring. If installed on carpet or vinyl flooring, the appliance shall be installed on a metal, wood or noncombustible material panel extending full width and depth of the appliance. Finish Wall Stud 12” (305 mm) 12" (305 mm) 2 ” Header 72" Maximum (64 mm) (1829 mm)  13” Standoff Depth Minimum (330 mm) 12” Side Wall (305 mm) 13” (330 mm)  Minimum Top of Heat Exhaust Vent FP2285 6”...
  • Page 10: Securing Fireplace To Floor Or Framing

    CDV7 Series Gas Fireplace SECuRE FIREplaCE to FlooR oR FRaMING The fireplace must be secured to the floor and/or to framing studs as shown Drywall Support Tabs (Do Not Use for Framing or in Figure 6. Use two (2) wood screws Header) or masonry/ concrete screws to secure Framing...
  • Page 11: Venting Installation

    The installer must make sure to select the proper vent system for installation. Before installing vent • only MhSC venting components specifically ap- kit, the installer must read this fireplace manual and vent proved and labelled for this fireplace may be kit instructions.
  • Page 12: General Venting

    3. MHSC assumes no responsibility for the improper  only permitted if veranda, porch, deck or balcony is fully open on a performance of the appliance when the venting system minimum 2 sides beneath the floor: does not meet these requirements.
  • Page 13: Termination Clearances

    1’ (305 mm) below the termination cap. Figure 8 - Termination Clearances GENERal INFoRMatIoN aSSEMBlING VENt pIpES Only venting components manufactured by MHSC may be used in Direct Vent systems. Apply High Temperature Sealant Flex Vent pipes Before joining the flex vent pipe to the unit, apply a bead of high temperature sealant* (provided) to the 4”...
  • Page 14: How To Use The Vent Graph

    CDV7 Series Gas Fireplace VENtING INStallatIoN INFoRMatIoN t-loCK pIpES how to uSE thE VENt GRaph When using unitized T-Lock pipe it is not necessary to The Vent Graph should be read in conjunction with the use sealant on the joints. The only areas of the venting following vent installation instructions to determine the re- system that need to be sealed with high temperature sili- lationship between the vertical and horizontal dimensions...
  • Page 15: Vent Pipe Clearances

    Permitted All Around Flue at Outside Wall • Only MHSC venting components are approved to be used in these applications (Refer to ‘Venting Compo- A Minimum of 3" (76 mm) nents’ listed for different installation requirements). Clearance to the Top Is Required Along Horizontal •...
  • Page 16 CDV7 Series Gas Fireplace VENtING INStallatIoN Vent opening for Combustible walls 9B\,” Finish Wall (244 mm) Min. Vent Termination 9B\,” (244 mm) Min. Framing Detail Fireplace Hearth opening for Noncombustible wall Figure 16 - FP2294 Side View of Final Unit Location 7Z\x”...
  • Page 17: Fireplace Installation

    CDV7 Series Gas Fireplace GaS lINE INStallatIoN A manual shutoff valve must be installed ChECK GaS typE upstream of the appliance. Union tee and Use proper gas type for the fireplace you are installing. plugged pressure tapping point should be If you have conflicting gas type, do not install fireplace. installed upstream of the appliance. Figure See dealer where you purchased the fireplace for proper fireplace for your gas type or conversion kit.
  • Page 18: Check Gas Pressure

    CDV7 Series Gas Fireplace ChECK GaS pRESSuRE and ElECtRICal INStallatIoN 1. Check gas type. The gas supply must be the same as stated on the appliance’s rating decal. If the gas supply is different from the fireplace, Stop! Do not install the appliance.
  • Page 19: Electrical Installation

    CDV7 Series Gas Fireplace ElECtRICal INStallatIoN REMotE wall MouNtED SwItCh A remote wall switch and up to fifteen (15) feet (5 m) of 18 Ga. wire may be used with this appliance. Attach the wall switch in Do not connect wall switch to high a junction box at the desired location on the wall.
  • Page 20: Glass Frame Removal

    CDV7 Series Gas Fireplace GlaSS REMoVal & RoCK wool plaCEMENt GlaSS FRaME REMoVal 1. Remove upper and lower louvers. 2. Release the clamps on the bottom of the fireplace. Figure 22 3. Tilt glass frame out and lift glass frame up until it clears the hook on top of the frame.
  • Page 21: Log Placement

    CDV7 Series Gas Fireplace loG plaCEMENt loG plaCEMENt Figure 24 1. Place rear log (#1) on grate assembly. Log should rest firmly on the two log mounting pins shown. 2. Place top right log (#2) on the rear log. Rest the right back side of the log in the flat area of the rear log.
  • Page 22: Operating Instructions - Millivolt

    CDV7 Series Gas Fireplace MIllIVolt opERatING INStRuCtIoNS FOR yOUR SAFETy READ bEFORE LIGhTING If you do not follow these instruction exactly, a fire or explosion may result causing property damage, personal injury or loss of life. a. This appliance is equipped with a pilot which must be lit with built-in piezo ignitor while following these instructions exactly.
  • Page 23: Lighting Pilot For The First Time

    CDV7 Series Gas Fireplace MIllIVolt opERatING INStRuCtIoNS LIGhTING pILOT FOR ThE FIRST TIME AppROVED LEAk TESTING METhOD If using a soap and water You may check for gas leaks with the following methods solution to test for leaks, only: DO NOT spray solution onto • Soap and water solution control body. • An approved leak testing spray •...
  • Page 24: Lighting Burner

    CDV7 Series Gas Fireplace MIllIVolt opERatING INStRuCtIoNS LIGhTING bURNER MaIN BuRNER SwItCh The “ON/OFF/RS” switch for the main burner can be found behind door of the fireplace. This switch allows you to turn on and to turn off the main burner without using the gas valve knob. Make sure the button is in the “ON”...
  • Page 25: Cleaning And Maintenance

    CDV7 Series Gas Fireplace ClEaNING aND MaINtENaNCE Turn off gas before servicing fireplace. It is recommended that a qualified service technician perform these check-ups at the beginning of each heating season. BuRNER, pIlot aND CoNtRol CoMpaRtMENt Keep the control compartment, logs, and burner areas surrounding the logs clean by vacuuming or brushing at least twice a year.
  • Page 26: Vent System

    CDV7 Series Gas Fireplace ClEaNING aND MaINtENaNCE VENt SyStEM The fireplace and venting system should be inspected before initial use and at least annually by a quali- fied field service person. Inspect the external vent cap on a regular basis to make sure that no debris is interfering with the airflow.
  • Page 27: Troubleshooting

    CDV7 Series Gas Fireplace tRouBlEShootING StaNDING pIlot IGNItIoN SyMpTOM pOSSIbLE CAUSE ACTION 1. Spark ignitor will A. Wire disconnected. A. Open door and check to make sure wire is connected to not light pilot after ignitor. repeated triggering of B. Defective ignitor. B.
  • Page 28 CDV7 Series Gas Fireplace tRouBlEShootING STANDING pILOT IGNITION SyMpTOM pOSSIbLE CAUSE ACTION 4. Frequent pilot A. Pilot flame may be too high A. Clean and adjust the pilot flame for maximum flame outage problem. or too low, causing pilot impingement on thermocouple. safety to drop out 5.
  • Page 29: Replacement Parts

    CDV7 Series Gas Fireplace REplaCEMENt paRtS FIREBox CoMpoNENtS (CDVR Series) 69D2027...
  • Page 30 CDV7 Series Gas Fireplace REplaCEMENt paRtS FIREBox CoMpoNENtS Ref. Description qty. part No. Standard Features Junction Box Assy 26D2128K Black Louver 26D0695 Glass Frame Assy 69D0028 Factory Installed Service parts Brass Louver 26D0701K Firebrick Rear - Cottage Clay 69D0040 Firebrick Rear - Tavern Brown 69D0044 Firebrick Right / Left - Cottage Clay 69D0042...
  • Page 31: Standing Pilot - Millivolt Control

    CDV7 Series Gas Fireplace REplaCEMENt paRtS StaNDING pIlot — MIllIVolt CoNtRol 10,11,12,13 692027 CDV millivolt parts 69D2027...
  • Page 32 CDV7 Series Gas Fireplace REplaCEMENt paRtS StaNDING pIlot – MIllIVolt CoNtRol Item Description qty. part No. Gas Valve Assy. 69D2028 Pilot Assembly 69D2029 Replacement Thermocouple 37D1067 Replacement Igniter and Wire 37D1069 Replacement Thermopile 37D1068 Burner Tube 69D0034 Rocker Switch 41D0048 Piezo Igniter 14D0503 Injector...
  • Page 33: Logs

    CDV7 Series Gas Fireplace REplaCEMENt paRtS loGS Item Description part no. 693011 Rear Log 54D0181 Right Log 54D0116 cdv log parts Left Log 54D0115 69D2027...
  • Page 34: Vent Components

    CDV7 Series Gas Fireplace VENt CoMpoNENtS hoRIZoNtal VENtING Description Model Number Horizontal Vent Termination Kits Rear Vent Hot Touch Termination Kit w/ 10" to 16" 477TLBRTK Adjustable Termination Pipe, Firestop, and Hot Touch Termination w/ Siding Shield Up and Out Side Wall Termination Kit w/ 10" to 16" 47TLSTK Adjustable Termination Pipe, 90°...
  • Page 35: Limited Lifetime Warranty Policy

    After installation, if any of the components manufactured by MHSC in the appliance are found to be defective in materials or workmanship, MHSC will, at its option, replace or repair the defective components at no charge to the original owner.
  • Page 36 MhSC 149 Cleveland Drive • Paris, Kentucky 40361 www.mhsc.com...

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