Lennox-hearth CAMBRIA 850 User Manual

Wood-Burning FireplaceP/N 850,057M REV. E 06/2010CAMBRIAMODELCAMBRIA™ This installation manual will enable you to obtain a safe, efficient

Figure 14 - Hearth Extension and ClearancesFireplaceFigure 13 - Hearth Extension RequirementsFraming, Facing And MantelThe construction of the frami

NotesDue to Lennox Hearth Products ongoing commitment to quality, all specifications, ratings and dimensions are subject to change without notice.All f

Nailing FlangesFour nailing flanges are provided to secure the fireplace to the floor (see figure below). Bend the nailing flanges down so that each flange

Optional Fireplace Blower (UZY5) A heat activated blower is sold as an option. It is designed to be located in the back of the fireplace and increase t

Figure 23Figure 21HOT AIR DUCTING INSTALLATION(OPTIONAL)Different hot air ducting systems can be installed with the Cambria™ fireplace:• Gravity kit•

Figure 24Figure 25Aluminum TapeInsulationBlowerTightening CollarFlex 5” DiameterAdaptorInsulatedFlex PipeB) Attach the 5” flexible pipe, using the coll

OUTSIDE CONNECTIONOutsideIntakeScrewOpeningFacingDownWallAluminum TapePlastic CoverInsulationFlexible PipeAluminum TapeOUTSIDE AIR It is mandatory to

Figure 28THE CHIMNEY SYSTEMChimney Installation Notes1. If possible, install an interior chimney as it will provide better perfor-mance. In areas wit

Figure 31FlashingAtticRadiationShieldFirestopUniversalSupportAC Starter SectionAC10SB orAC10SB30Note: Outside air kits must be installed for both firep

Roof Down Slope Hole SizeDegree Of SlopeSecure TempASHT+ Nova TempHT6103+ ACRoof Pitch10”10”0 * 16-3/8” (416 mm) 17” (432 mm)2/12 16-5/8” (422 mm) 17-

2 WARNINGTo avoid the risk of damaging fireplace materials and increas-ing the risk of fire, do not use the fireplace to cook or warm food. CAUT

Chimney ElbowOffset & HeightOne Length Between Elbows Two Lengths Between Elbows8” 12” 18” 24” 36” 48” 8” & 48” 12” & 48” 18” & 48” 24

Figure 35OFFSET CHIMNEY INSTALLATIONRain CapCollarRoof FlashingOffset SupportInsulated WallRadiation ShieldFraming2” x 3”Figure 36Roof SupportNote: In

RSMI30, RSMI45, AC10RSMI30Chimney (10” dia.) Angle Hole DimensionSecure TempASHT+ Nova TempHT6103+ 30º17-9/16” x 45-3/4” (446 mm x1162 mm)Secure TempA

Installation AccessoriesDescription Cat./Part No.Outside Air Kit (included with fireplace)Outside air kit, UZI UZIUZI outside air kit fireplace adaptor,

CHIMNEY - PARTS AND COMPONENTS LISTSSecure Temp ASHT+ 1” High Temp. Insulated Stainless Steel Chimney 10” I.D., Double-Wall Stainless Steel, Listed t

CLEARANCE TO COMBUSTIBLESThe following clearances meet the minimum requirements for a safe installation:• Side wall (fireplace front): 24” (457

Printed in Canada © 2008 by Lennox Hearth ProductsP/N 850,057M REV. E 06/2010 Lennox Hearth Products reserves the right to make changes at any ti

THE FIREPLACEINTRODUCTIONThe Cambria™ wood-burning fireplace is a mid-efficient, heat radiating fireplace. You will receive a lifetime of comfor

Accelerated CombustionThe maximum heat output for the Cambria fireplace is achieved by burning with the door closed and the combustion air opened

Building a FireA) To start a fire, place several crumpled up balls of newspaper in the firebox. Place small dry pieces of kindling on top of the pa

IMPORTANT CAUTIONSA. Do not block the hot air vents to the fire-place as this will cause the fireplace to overheat.B. Never use gasoline, gasoline

Figure 6The gaskets’ air-tightness can be adjusted us-ing the adjustment screw located on the slider stoppers (see Figure 8). Turning the screws c

Gasket Part # Dimensions QtyAround the doorPR-SR1823N 58-3/4”5/8” dia.2Table 1Figure 10Figure 11Unscrew the nuts to change the bearingsDoor Angle (han

FIREPLACE INSTALLATIONLocating The Fireplace The best location to install your fireplace is determined by considering the location of windo