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Table of Contents
- 1 Table of Contents
- 2 Introduction
- 3 Selecting.location
- 4 Pre-Installation.preparation
- 5 Installation
- 6 Burner.flame.adjustment
- 7 Operating.fireplace
- 8 Gas.conversion
- 9 Troubleshooting
- 10 Illustrated.parts.breakdown.and.parts.list
- 11 Specifications
- 12 Wiring.diagram
- 13 Accessories.and.replacement.parts
- Download this manual
OWner'S OPerAtiOn AnD inStALLAtiOn MAnUAL
MODeLS With FAn & DOOr SWitch
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
MODeLS With FAn
cD32M-B, cD36M-B, cD42M-A
cD36M-B2, cD42M-A2
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Table of Contents
Related Manuals for Vexar CD32M-B
Summary of Contents for Vexar CD32M-B
- Page 1 Direct vent FirePLAce OWner’S OPerAtiOn AnD inStALLAtiOn MAnUAL MODeLS With FAn cD32M-B, cD36M-B, cD42M-A MODeLS With FAn & DOOr SWitch cD36M-B2, cD42M-A2 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
This fireplace is manufactured for Stylecrest Inc. under the Vexar brand name by DESA. This fireplace may be installed as an OEM installation in a manufactured (mobile) home and must be installed... -
Page 3: Introduction
Canadian Installation Code, CAN/CGA B149.. or other reproductive harm. This. appliance. complies. with.ANSI. Z21.88- 1998. and. CSA. 2.33-M98. as. a. vented. gas. Models. CD32M-B,. CD36M-B. series. and. fireplace heater. CD42M-A.series.are.heat.circulating.gravity. direct vent fireplaces with sealed combustion SeLecting LOcAtiOn chamber. -
Page 4: Pre-Installation.preparation
SeLecting LOcAtiOn Mantel Mantel From Top Continued of Opening Depth •. Never.obstruct.the.openings.of.the.appli- (1).14" (A).16" ance or flow of ventilation air. Keep the (2).12" (B).14" control.compartments.accessible. (3).10" (C).12" •. Do. not. locate. appliance. close. to. where. gasoline or other flammable liquids may be (4).8"... - Page 5 (other. than. ceramic). or. any. PrePArAtiOn combustible material other than wood flooring, Continued the.appliance.must.be.installed.on.a.metal.or. wood.panel.extending.the.full.width.and.depth. VENT TERMINATION CLEARANCES of.the.appliance.. The final position of your fireplace depends on the.location.of.the.vent.termination.in.relation. CD32M-B CD36M-B CD42M-A to.the.clearances.that.must.be.observed.as. " " " shown.in.Figure.5.on.page.6. The.vent.system.serves.as.the.“chimney”.as. "...
- Page 6 Pre-inStALLAtiOn PrePArAtiOn Continued 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"...
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Page 7: Installation
•. Installation. of. any. component. part. not. manufactured.or.approved.by.DESA. Vertical.Flue. •. Installation. other. than. as. instructed. by. Restrictor. these.instructions (For.Vertical. NOTICE: All Vexar direct vent fire- Venting. Application) places must use DESA 5/8" pipe components and terminations. Figure 6 - Venting Installation 119212-01B... - Page 8 inStALLAtiOn Roof. Continued Flashing 4.. Allow.1".of.pipe.to.protrude.from.internal. wall,.depending.on.wall.thickness..See. Wall. Figure.7,.page.8. Strap 5.. For horizontal installation,. an. optional. siding.standoff.may.be.installed.between. the.vent.cap.and.the.exterior.wall..Secure. horizontal. vent. cap. to. standoff.. Secure. standoff/vent. cap. assembly. to. wall. (see. Figure.7)..Do.not.seal.termination.to.vent. 45°.Elbows pipe..The.vent.termination.must.be.remov- able.for.service.pipe.inspection.. 6.. For vertical installation,.a.vertical.termi- nation is available. A vertical flue restrictor Ceiling.Firestop must be installed into inner collar of fire- Figure 8 - Vertical Termination with...
- Page 9 inStALLAtiOn 90°.Elbow Not.to.Exceed. As.Required. (H).Limits Continued for.(V) Square. Adjustable.Pipe. See.Chart. Termination 12".Max. for.Pipe. Horizontal.High. Section. 45°.Elbow Wind.Square Required Termination Wall. Firestop 45°. Elbow Wall. Firestop Square Termination Vertical (V) Horizontal (H) Series ".min.. 17".max.. CD32 ".min.. 17".max.. CD36 ".min.. 17".max.. CD42 Exterior.Portion.of.
- Page 10 inStALLAtiOn 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 Horizontal.(H ).+. Vertical.(V) Horizontal.(H Horizontal.(H 5'.min. 2'.max. 6'.max. 6'.min. 4'.max. 12'.max. 7'.min. 6'.max. 18'.max.
- Page 11 inStALLAtiOn Vertical Termination Configurations Figures. 14. through. 17. show. four. different. Continued configurations for vertical termination. INSTALLATION FOR VERTICAL Venting with Two 90° Elbows TERMINATION Horizontal.(H ).+. Note: Vertical restrictor must be installed Vertical.(V) Horizontal.(H in all vertical installations. 5'.min. 2'.max.
- Page 12 inStALLAtiOn Continued Venting with One 90° Elbow Vertical.(V) Horizontal.(H) 5'.min. 2'.max. 6'.min. 4'.max. Vertical Venting 7'.min. 6'.max. V.=.40’.max. 8'.min. 8'.max. 20'.max. 8'.max. 45°.Elbow 45°.Elbow Note:.Install.restrictor. into.inner.collar.of. fireplace as shown. Note:.Install.restrictor. into.inner.collar.of. fireplace as shown. Figure 15 - Vertical Venting Configuration Using One 90°...
- Page 13 inStALLAtiOn Pilot.Gas.Line. Do Not Kink Continued To.Pilot. Pilot.Adjustment Burner The.remote.control.receiver.is.factory.wired. ON/OFF. and. connected. to. the. convertible. gas. valve. Knob as.shown.in.Figure.19. To.Main Burner Inlet. Flame. Pressure Outlet. Adjustment Knob Pressure Figure 20 - Gas Control Valve Convertible. GAS LINE HOOK-UP Gas.Valve Remote.
- Page 14 inStALLAtiOn Incoming.1/2".Gas.Line. Permitted.By.Local.Codes Continued Install.a.sediment.trap.between.incoming.gas. line.and.gas.control.box.(see.Figure.23)..The. Sediment.Trap. sediment.trap.should.extend.down.a.minimum. (Not.Supplied) of.3".(7.62.cm).beyond.center.of.pipe. When.routing.gas.line.through.conduit.sleeve,. make sure to repack insulation to fill gaps 3".Min. between.gas.line.and.conduit.sleeve..Com- (7.6.cm) pounds.used.on.threaded.joints.of.gas.piping. shall.be.resistant.to.the.action.of.propane.or. natural. gas.. Compounds. should. be. applied. Figure 23 - Sediment Trap lightly. to. ensure. excess. sealant. does. not. PILOT ADjUSTMENT enter.gas.line.
- Page 15 inStALLAtiOn 5.. Connect. wires. from. receiver. to. TH. and. TPTH.on.control.valve.(see.Figure.28). Continued 6.. Replace.the.switch.bracket. 3.. Undo.latches.located.on.top.and.bottom. of firebox (see Figure 26). Carefully swing Receiver. door.to.the.left..The.glass.door.is.securely. 9-Volt. mounted to the firebox with 5 screws. Alkaline. Battery. Glass Terminal. Locating. Wires. Holes Battery.Clip. Figure 27 - Attaching Alkaline Battery to Receiver Spring.
- Page 16 5.. Place.log.#5.(small.front.log).onto.the.front. not.modify.logs..Only.use.logs.supplied.with. left part of grate making sure notches fit fireplace. over.prongs.of.grate.(see.Figure.34). Models CD32M-B and CD36M-B Series 1.. Place. log. #1. (back. log). on. top. of. grate. as.shown.in.Figure.30.for.the.CD36M-B. Series..Log.#1.will.go.in.front.of.the.metal. partition.on.grate.(see.Figure.30)..Make. sure notches in bottom of log fit over grate.
- Page 17 inStALLAtiOn Continued 6.. Place.log.#6.onto.two.pins.on.left.side. of. back. and. front. logs. (see. Figure. 34,. page.16). Model CD42M-A Series 1.. Place.log.#1.(small.base.log).onto.pin. on. left. side. of. grate. extension. (see. Figure.35). 2.. Rest.left.side.of.log.#2.(front.log).on.top. Figure 37 - Installing Log #3, Model of.log.#1.and.right.side.onto.pin.located. CD42M-A on. right. side. of. grate. extension. (see. Figure.36).
- Page 18 FACE ExTENSION FOR MODEL CD32M-B ONLY Continued Model. CD32M-B. comes. equipped. with. a. Lava Rock and Ember Material front.face.extension..The.front.face.extension. 1.. For.all.models,.place.lava.rock.along.sides. would.add.3. ".to.the.width.and.3/4".to.the. and front of firebox bottom in areas that height of the fireplace face. are.visible..It.is.not.necessary.to.use.all. To.install.face.extension: lava.rock.provided..
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Page 19: Burner.flame.adjustment
OPEN. proper. setting. is. achieved. (see. Figure. 43).. SHUTTER The.correct.shutter.openings.are.as.follows: Long,.Uneven,.Yellow.Flame Tube.Burner Pan.Burner Figure 42 - Burner Flame Patterns Model Adjustment. Burner.Pan CD32M-B 0.188" Max. — — Screw CD36M-B 0.188" — — Manifold CD42M-A 0.188" 0.313" 0.188" 0.500" Firebox. Air.Shutter. -
Page 20: Operating.fireplace
OPerAting FirePLAce D. Do not use this appliance if any part has been under water. Immediately call a OPERATION GUIDELINES qualified service technician to inspect •. When used for the first time, the fireplace the appliance and to replace any part of may.emit.a.slight.odor.for.about.16.to.24. -
Page 21: Gas.conversion
3.. Undo.latches.located.on.top.and.bottom. Position. of firebox and swing door to fully open Indicator position. 4.. Carefully.remove.log.set.and.ember.mate- rial.from.burner.and.place.them.aside.in. Gas.Control. a.safe.place. Knob HI/LO Knob 5. Replace main burner orifice with burner Figure 44 - Control Knob in Pilot Position orifice included in conversion kit (Model Pilot.Burner CD42M. - Page 22 gAS cOnverSiOn Mounting. Pressure. Screws Continued Regulator CONVERTING CONTROL VALVE Tower Convert. gas. control. valve. by. swapping. out. valve.regulator.portion.of.gas.valve. Diaphragm/ Spring. 1.. Using. a. TORX. T20. or. a. slotted. screw- Components driver,.remove.and.discard.three.mounting. screws,.pressure.regulator.tower.and.dia- phragm/spring. components. (see. Figure. 47). 2.. Insure. that. rubber. gasket. is. properly. positioned.
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Page 23: Troubleshooting
trOUBLeShOOting WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Pilot.will.not.stay.lit... -
Page 24: Illustrated.parts.breakdown.and.parts.list
PArtS BreAkDOWn MODELS CD32M-B AND CD36M-B SERIES 21-3 21-5 21-4 21-6 21-2 21-1 www.desatech.com 119212-01B... - Page 25 PArtS LiSt MODELS CD32M-B AND CD36M-B SERIES PART NUMBER CD32M-B CD36M-B DESCRIPTION QTY. Firebox.Assembly Face.Weldment 108892-01 108010-01 Door.Assembly 108903-01 108011-01 Top.Panel.Assembly.Louver 108903-02 108011-02 Bottom.Panel.Assembly.Louver Fireplace.Top **** Fireplace.Top.Insulation ..** Fireplace.Surround 108885-01 108074-01 Burner.Assembly 108890-01 108076-01 Burner.Base.Gasket 109699-01 ..— Right.Face.Extension 109699-02 ..—...
- Page 26 iLLUStrAteD PArtS BreAkDOWn MODEL CD42M-A 21-4 21-6 21-5 21-7 21-3 21-1 www.desatech.com 119212-01B...
- Page 27 PArtS LiSt MODEL CD42M-A PART NO. DESCRIPTION QTY. Firebox.Assembly Face.Weldment 108328-01 Door.Assembly 108331-01 Top.Panel.Assembly.Louver 108331-03 Bottom.Panel.Assembly.Louver Fireplace.Top Fireplace.Top.Insulation Fireplace.Surround 108329-05 Burner.Assembly 108374-01 Burner.Base.Gasket 111297-01 Rear.Refractory 111298-01 Right.Refractory 111299-01 Left.Refractory 11418 Push-On.Nut 107840-01 Screen 108455-01 Screen.Rod 110037-01 Electrical.Duct.Assembly Gas Knock-Out Cover Gas.Conduit.Assembly Heat.Shield 108778-01...
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Page 28: Specifications
SPeciFicAtiOnS CD32M-B •. Gas.Rate.(Natural):.12,000/18,000.Btu/hr •. Gas.Rate.(Propane/LP):.11,000/17,000.Btu/hr CD36M-B •. Gas.Rate.(Natural):.15,000/22,000.Btu/hr •. Gas.Rate.(Propane/LP):.14,000/20,000.Btu/hr CD42M-A •. Gas.Rate.(Natural):.25,000/35,000.Btu/hr •. Gas.Rate.(Propane/LP):.23,000/33,000.Btu/hr All Models •. Ignition:.Piezo •. Manifold.Pressure:.Natural.Gas.3.5".w.c.,.Propane/LP.10".w.c. •. Minimum.Inlet.Supply.Pressure:.4.5".w.c. Wiring DiAgrAM Pilot Piezo Ignitor Piezo Ignitor Thermocouple Thermopile Safety Microswitch for Models CD36M-B2 Pilot and CD42M-A2 Only... -
Page 29: Accessories.and.replacement.parts
AcceSSOrieS AnD rePLAceMent PArtS MILLIVOLT HI-LO VALVE - 14389 108328-01- CD42M-A Series BURNER ORIFICES BLOWER KIT - BK CD32M-B: NG Orifice #47, 104506-25 MICRO SWITCH ASSEMBLY LP Orifice #55, 14514 110251-01 CD36M-B Series: NG Orifice #43, 14496 LP Orifice #55, 14514... - Page 30 nOteS _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ www.desatech.com 119212-01B...
- Page 31 nOteS _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ 119212-01B www.desatech.com...
- Page 32 2701.Industrial.Drive P.O..Box.90004 Bowling Green, KY 42102-9004 www.desatech.com 119212-01 119212.01 Rev.B 02/07 NOT.A.UPC...