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Lennox Hearth Ladera-BK - page 1
EP A Wood-Burning Fireplace P/ N 50 602 3- 03 RE V . A 1 1/ 200 8 Ladera-BK Ladera-BN MODELS Ladera™ INST ALLA TION AND OPERA TION INSTRUCTIONS SA VE THESE INSTRUCTIONS FOR FUTURE REFERENCE W ARNINGS • Hot! Do not touch! The glass and surfaces of this appliance will be hot during operation and will retain heat for a while after shutting off the ...
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Lennox Hearth Ladera-BK - page 2
W ARNING B e c a re f ul a dd i ng w oo d fu e l t o th e fi r e o r h a n d l i n g fi r e p l a c e t o o l s s u c h a s s ho v el s , t on g s o r po ke r s. W ARNING The bottom refractory can be cra cked by excess ive abuse s uch as tossing heavy logs onto the grate or gouging with fireplace tools. Exercise caution when adding wood to your ...
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Lennox Hearth Ladera-BK - page 3
T ABLE OF CONTENTS Safety Rules ...................................... Page 2 Introduction ...................................... Page 3 Parts Required ................................. Page 3 Optional Equipment ........................... Page 3 Operating The Ladera Fireplace ......... Page 3 Fuel .................................................. ...
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Lennox Hearth Ladera-BK - page 4
Building a Fire (starting and maintaining a fire) Note: Leave 1/2 inch of ashes at the bottom of the firebox. T o start a fire, place several crumpled up balls of newspa per in the firebox. Place small dry pieces of kindling on top of the paper , criss-crossing the kindling so that there are air spaces in be- tween. Keep the fuel far back enoug ...
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Lennox Hearth Ladera-BK - page 5
A. Negative pressure in the house As the fire burns, air goes up the chimney . This air must be replaced through leakage into the house or through the outside air duct (optional). When operating the Ladera™ fireplace, open a nearby window temporarily to check if there is adequate replacement air supply . B. Fans operating (e.g.: range hood) The ...
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Lennox Hearth Ladera-BK - page 6
REFRACTORY REPLACEMENT The intense heat of the fire will normally cause hairline cracks in the refractory . These cracks can be minimized by proper curing as described in “First Fires”. They will not normally dimin- ish the effectiveness of the refractory . If large cracks develop, then the refractor y should be repl aced. T o repla ce the ref ...
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Lennox Hearth Ladera-BK - page 7
If possible, you should choose a location where the chimney will pass throu gh the house without cutting floor or roof joists (see fireplace dimen- sions Page 9 ). Usually , no additional floor support is needed for the fireplace. The adequacy of the floor can be checked by first estimating the weight of the fireplace system. Weights are giv ...
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Lennox Hearth Ladera-BK - page 8
Figure 7B Hearth Extension Requirements 39” (990mm) Min. 18” Area where wood mantel can be installed Non-Combustible Material 45 Deg. 4” 32-3/4” 17” Min. Hearth Extension Optional Cast Facade installation In sta ll the Fa cad e per ins tru cti ons pr ovi ded in Fa cad e K it (or de red se par ate ly - see Pa ge 22 ). Framing, Facing And M ...
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Lennox Hearth Ladera-BK - page 9
FPO FRAMING DIMENSIONS A 35-7/8 911 mm B 37-5/8” 956 mm C 29-1/8” 740 mm D 12-1/2” 318 mm E 70” 1778 mm F 35” 889 mm G *22” 559 mm J 49-1/2” 1257 mm K 8” 203 mm Fireplace Framing Header B A Corner Installation * T otal depth is 22-1/2 inches (572mm) including the back spacer minus 1/2 inch (13mm) for drywall to be flush with the fa ...
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Lennox Hearth Ladera-BK - page 10
Figure 9 Insulated Chase Construction Floor Ceiling Wall • Must have the same firestopping resistance as adjacent wall. • Must have the same insulation as adjacent ceiling. • Follow local rules regarding framing construction. 7’ (2.1 m) Min. Note: Floor and wall below the attic must be insulated using the same insulation. Attic Radiation Sh ...
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Lennox Hearth Ladera-BK - page 11
Once the repair is done, it is mandator y to apply a new high temperature black cement (Mill-Pack, available from your retailer) sealing the access plate and all screw holes. Because the Ladera fireplace is an air tight fireplace, failure to do so will reduce fireplace efficiency . T ightly screw the access plate back on place and reinstall the ...
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Lennox Hearth Ladera-BK - page 12
Figure 16 Rain Cap Flashing Collar Flashing Firestop 68” Min. (1727mm) 39” Min. (990mm) No n- Com bu st ibl e Fa ci ng Roof Support Attic Radiation Shield The duct system must be installed respecting the following: 1. Remove the plates closing up the 8” dia. holes on top of the fireplace. Then, cut the insulation in order to obtain two 8” ...
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Lennox Hearth Ladera-BK - page 13
NOTE: DIAGRAMS & ILLUSTRA TIONS ARE NOT TO SCALE. 13 Figure 17 Figure 18 Aluminum T ape Insulation Blower Tightening Collar Flex 5” Diameter Adaptor Insulated Flex Pipe OUTSIDE AIR KIT (fireplace and AC chimney) The outside air kit is optional on the Ladera™ fireplace, but mandatory on the AC chimney . It can be burned drawing air only fr ...
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Lennox Hearth Ladera-BK - page 14
Outside Air Installation The outside air assembly may be installed according to the following requirements: A) Duct length should be kept to a minimum. The maximum length of a 4” interior diameter (100 mm) insulated flexible duct is twenty (20) feet (6.1 m). (See note below). B) The air intake register must not be installed more than ten (10) fe ...
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Lennox Hearth Ladera-BK - page 15
CHIMNEY INST ALLA TION INSTRUCTIONS 1. Cut and frame the holes in the ceiling, floor and roof where the chimney will pass (see Figure 23 ). Use a plumb-bob to line up the center of the holes. The sizes are indicated in T able 2 for the floor and ceiling holes and T able 3 ( Page 16 ) for the roof holes. 2. From below, install a firestop in each ...
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Lennox Hearth Ladera-BK - page 16
Roof Down Slope Hole Size S L O P E A S H T + / H T 6 1 0 3 + S - 2 1 00 + / H T 6 0 00 + A C R o o f P it c h 6 ” 6 ” 6 ” 0 * 1 2 - 3 /8 ” ( 3 1 4 m m) 1 4 - 1 /8 ” ( 3 5 9 m m) 1 5 ” ( 38 0 m m ) 2 / 1 2 1 2 - 9 /1 6” ( 3 1 9 mm ) 1 4 - 3 /8 ” ( 3 6 5 m m) 1 5 3 /8 ” ( 3 9 0 mm ) 4 / 1 2 1 3 ” (3 30 m m ) 1 4 - 7 / 8 ” ( 3 7 ...
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Lennox Hearth Ladera-BK - page 17
Figure 28 Ch im ne y 6” Elbo w Offset & Height One Length Between Elbows T wo Lengths Between Elbows 8” 12” 18” 24” 36” 48” 8” & 48” 1 2” & 4 8” 1 8” & 4 8” 2 4” & 4 8” 36” & 48” 48” & 48” Se cur e T em p AS HT No va T em p HT 610 3+ 15º A 3- 5 /1 6” (8 4 mm ) 4- 5 /1 6” (1 1 0m ...
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Lennox Hearth Ladera-BK - page 18
Figure 29 OFFSET CHIMNEY INST ALLA TION Chimney AC Support ACRS Starter Section Rain Cap Collar Roof Flashing Offset Support Insulated Wall Radiation Shield Framing 2” x 3” Figure 30 Straps Straps OFFSET CHIMNEY INST ALLA TION WITH WALL PENETRA TION Note: In cold areas it is recommended to protect the chimney in a insulated chase. NOTE: DIAGRAM ...
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Lennox Hearth Ladera-BK - page 19
ANGLED WALL RADIA TION SHIELD (RSM+ and RSMI30) When traversing a combustible wall with the chimney at a 30º or 45º angle, an angled firestop or wall radiation shield must be installed. Only one is required. Note: 45º angle for Canada only ( RSMI45) In cold climate locations (climates where temperatures will fall below 32° F / 0° C), we recom ...
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Lennox Hearth Ladera-BK - page 20
CHIMNEY SUPPORT INST ALLA TION Universal Roof Support This support has three possible uses: 1. For ASHT+ / HT6103+ and S-2100+ / HT6000+, it must be used on a roof to support the chimney . 2. It may be used on a floor , ceiling or roof above an offset to support the chimney above the offset. 3. It may be used on a floor , ceiling or roof as a sup ...
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Lennox Hearth Ladera-BK - page 21
INST ALLA TION INSTRUCTIONS FOR MASONRY APPLICA TION WARNING: Before starting the installation, the masonry chimney must be inspected by a qualified chimney sweep. The following requirements must be respected: 1. The chimney must be absolutely clear of any soot residue or creosote. Check for cracks, loose or missing bricks that could inhibit corre ...
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Lennox Hearth Ladera-BK - page 22
CHIMNEY - P ARTS AND COMPONENTS LISTS Installation Accessories Description Cat./ Part No. Outside Air Kit Outside Air Coupler T o Connect Outside Air (UZI) T o Fire- place, UZIAD UZIAD Ou tsi de Air Du cti n g - i n cl u de s 4 ” ins ula ted fle x x 10 ’ l o ng , U Z I UZI Gravity Kit Complete double ducting system including: 2 elbows 90º, 2 ...
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Lennox Hearth Ladera-BK - page 23
CHIMNEY - P ARTS AND COMPONENTS LISTS (AC) Air -Cooled Chimney System* 6” I.D. and 11” O.D. Air Cooled, Stainl. Steel inner and zinc coated steel exterior * AC Ch im ne y i s NO T re c om m e nd e d at e le v at io ns a b ov e 4, 00 0 fe e t or in c ol d c li m a te s ( cl i m at e s wh er e te mp er at ur es w il l fa ll b el ow 3 2° F / 0 ° ...
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Lennox Hearth Ladera-BK - page 24
CLEARANCE TO COMBUSTIBLES The following clearances meet the minimum requirements for a safe installation; Side wall: 17” (324 mm) measured from the fireplace side Ceiling: 6’ 8” (2,032 mm) measured from the base of the fireplace Fireplace enclosure : Bottom: 0” Side: 0’’ to spacer Back: 0’ ’ to spacer T op: Do not fill the space ...
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Lennox Hearth Ladera-BK - page 25
NOTES 25 THIS PAGE LEFT BLANK INTENTIONALL Y ...
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Lennox Hearth Ladera-BK - page 26
Printed in Canada © 2008 Lennox Hearth Products P/N 506023-03 REV . A 11/2008 26 Y our Fireplace's Model Number ________________________________________ Y our Fireplace's Serial Number ________________________________________ The Date On Which Y our Fireplace Was Installed ___________________________ Y our Dealer's Name ____________ ...
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