Lennox Hearth Villa Vista User Manual

TM
INSTALLATION AND OPERATION INSTRUCTIONS
VILLA VISTA™
Wood Burning Fireplaces P/N 850,028M REV. J 11/2008
MODEL
Villa Vista
This installation manual will enable you to obtain a safe, efficient and dependable installation of your fireplace system. Please read and understand these instructions before beginning your installation.
Do not alter or modify the fireplace or its components under any circum­stances. Any modification or alteration of the fireplace system, including but not limited to the fireplace, chimney components and accessories, may void the warranty, listings and approvals of this system and could result in an unsafe and potentially dangerous installation.
SAVE THESE INSTRUCTIONS
FOR FUTURE REFERENCE
WARNINGS
• 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 appli­ance. Severe burns may result.
• Carefully supervise children in the same room as appliance.
Listed to standards: ULC-S610 & UL-127
Report No. 192-5237
Lennox Hearth Products wood-burning fireplaces are designed for use as a supplemental heater. They are not intended for continuous use as a primary heat source.
WARNINGS
• The fireplace cannot be operated without a door. Consult your dealer to select the correct door model.
• Important! To assure proper alignment of glass doors: Install this fireplace in a square and plumb condition, using shims as necessary at sides and/or bottom.
• Install the fireplace only as described in these instructions.
PI VILLA VISTA REV. 4 NOV 2008
IMPORTANT! GENERAL SAFETY PRECAUTIONS. READ AND UNDERSTAND THESE SAFETY RULES BEFORE YOUR FIRST FIRE.
The Villa Vista™ fireplace must be installed with an outside air kit intake, which is included with the fireplace
THE FIREPLACE MUST BE OPER­ATED WITH THE DOORS FULLY OPENED OR DOORS FULLY CLOSED. IF THE DOORS ARE LEFT PARTLY OPENED, GAS AND FLAME MAY BE DRAWN OUT OF THE FIREPLACE OPENING, CREATING RISKS OF BOTH FIRE AND SMOKE. IF THE UNIT IS OPERATED WITH THE DOORS FULLY OPENED, THE FIRE SCREEN MUST BE USED.
WARNING
WARNING
WARNING
NEVER use gasoline, gasoline­type lantern fuel, kerosene, charcoal lighter fluid, naphtha, engine oil or similar liquids to start or “freshen up” a fire in this fireplace. Keep any flammable liquids a safe distance from the fireplace at all times.
WARNING
THIS FIREPLACE HAS NOT BEEN TESTED WITH AN UNVENTED GAS OR A FIREPLACE INSERT. TO REDUCE RISK OF FIRE OR INJURY, DO NOT INSTALL AN UNVENTED GAS LOG SET OR FIREPLACE INSERT OR OTHER PRODUCTS NOT SPECIFIED FOR USE WITH THIS FIREPLACE.
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WARNING
Use care when selecting window treatments for windows located near the fireplace. Avoid using combustible flowing window treatments such as curtains on nearby windows that are of sufficient length to be blown in front of an open flame when the window is opened.
Keep any combustible furniture, materials or decorative pillows at least 48" (1219 mm) from the front fireplace opening.
WARNING
Never leave your fireplace unat­tended while it is burning.
IMPORTANT
When burning wood, use SOLID NATURAL DRY WELL-SEASONED WOOD ONLY. Hardwoods are rec­ommended (soft woods tend to burn very quickly).
• DO NOT burn treated wood, charcoal, coal, trash, card­board, driftwood, woods dipped in tar, Christmas tree greens, pitch, pine tar, creosote, chemi­cal chimney cleaners, flame colorants, polystyrene packag­ing, wood products with syn­thetic binders (i.e. plywood). Plywood, lumber and other misc. materials can produce abnormally high temperatures, sputtering and smoking fires and may contain hazardous chemicals to treat insects and fungus.
• Burning unapproved fuels can produce excessive tempera­tures, beyond the design capa­bilities of the fireplace and may produce excess sparks or may contain hazardous chemicals. Burning unapproved fuels can result in a chimney fire, a house fire, personal injury, death or loss of property.
WARNING
Never leave children unattended when there is a fire burning in the fireplace.
WARNING
To avoid the risk of damaging fireplace materials and increas­ing the risk of fire, do not use the fireplace to cook or warm food.
WARNING
Be careful adding wood fuel to the fire or handling fireplace tools such as shovels, tongs or pokers.
WARNING
Never modify or alter your fireplace system in any way. To do so may create a potential fire hazard and void the Limited Warranty.
WARNING
The bottom refractory can be cracked by excessive abuse such as tossing heavy logs onto the grate or gouging with fireplace tools. Exercise caution when adding wood to your fireplace.
WARNING
Neither the manufacturer nor the seller warrants “smoke free” operation nor are we responsible for inadequate system draft caused by mechanical systems, general construction conditions, inadequate chimney heights, adverse wind conditions and/or unusual environmental factors or conditions beyond our control.
WARNING
Always ensure that the air inlet to the fireplace is free from debris and any other obstructions that can block the entrance of air.
CONGRATULATIONS!
THE FIREPLACE
In selecting this Lennox Hearth Products wood-burning appliance you have chosen one of the finest fireplaces available. The Villa Vista™ wood fireplace is a clean burning EPA certified fireplace that is designed to provide you dependable service as well as warmth and enjoyment for many years to come.
Please carefully read and follow all of the instructions found in this manual. Please pay special attention to the safety instructions provided in this manual. This information will be useful to you now and in years to come, so keep the manual handy and refer to it as needed.
TABLE OF CONTENTS
Safety Rules ......................................Page 2
The Fireplace .....................................Page 3
Introduction ...................................... Page 3
Parts Required .................................Page 3
Additional Equipment (Optional) .......Page 3
Operating The Fireplace ....................Page 4
Fuel ...................................................Page 4
Catalytic Combustor ..........................Page 4
Combustion Control .........................Page 4
Starting And Maintaining A Fire ........Page 5
Refuelling For Best Performance ......Page 5
Smoking – Causes And
Troubleshooting ..............................Page 6
Important Notes ................................Page 6
Maintaining Your
Fireplace .........................................Page 6
Creosote ............................................Page 6
Chimney Maintenance .......................Page 6
Dealing With A Chimney Fire .............Page 6
Catalytic Combustor ..........................Page 6
Door Frame Care ...............................Page 7
Refractory Replacement ....................Page 7
Door Installation ...............................Page 8
Door Adjustment ...............................Page 8
Glass Care - Replacement .................Page 8
Glass Care - Cleaning ........................Page 8
Gasket Replacement ........................Page 8
FIREPLACE INSTALLATION
Locating The Fireplace ......................Page 8
Framing, Facing And Mantel ..............Page 9
Hearth Extension Requirements .......Page 9
Fireplace / Framing Dimensions ........Page 10
Insulated Chase Construction ...........Page 11
Facing / Mantel .................................Page 12
HOT AIR DUCTING INSTALLATION
Gravity Kit ......................................... Page 13
Outside Air Kit ..................................Page 15
Chimney System ...............................Page 16
Acbi Chimney
Installation Instructions ..................Page 17
Offset Chimney Installation ...............Page 18
Angled Wall Radiation Shield ............Page 19
Chimney Support Installation ............Page 20
Chimney Chase And
Multiple Terminations......................Page 20
Masonry Applications .......................Page 21
Parts And Components List ..............Page 22
REPLACEMENT PARTS .....................Page 25
Clearance To Combustible ................Page 25
Product Reference Information .........Page 26
..............Page 8
..Page 13
SAFETY RULES FOR OPERATING YOUR FIREPLACE
Use only Lennox Hearth Products glass
doors, specifically designed for the Villa Vista fireplace.
When cleaning the fireplace, the ashes should
be placed in a metal container with a tight fit­ting lid. The closed container of ashes should be placed on a non-combustible floor or on the ground outside the house, pending final disposal. If the ashes are disposed of by burial in soil or otherwise locally dispersed, they should be retained in the closed container until all cinders have thoroughly cooled.
CAUTION: KEEP COMBUSTIBLE MA­TERIALS AT LEAST 48 INCHES AWAY FROM THE FRONT OF THE FIREPLACE OPENING.
CAUTION: BURN UNTREATED WOOD ONLY. OTHER MATERIALS SUCH AS WOOD PRESERVATIVES, METAL FOILS, COAL, PLASTIC, GARBAGE, SULPHUR OR OIL MAY DAMAGE THE CATALYST.
CAUTION: DO NOT OPERATE WITH­OUT THE CATALYTIC COMBUSTOR IN PLACE.
CAUTION: NEVER BURN WITH THE BY-PASS OPENED EXCEPT FOR FIRE START-UP AND WHEN RELOADING THE STOVE.
INTRODUCTION
The Villa Vista fireplace is an energy efficient, heat circulating, close combustion fireplace using the catalytic technology. You will receive a lifetime of comfort and enjoyment from your fireplace provided it is maintained and operated properly.
Please read these instructions and retain
this manual for future reference.
Before beginning the fireplace installation,
consult the local authorities to obtain your building permit and check your local building codes. Install the fireplace only as described in these instructions and using only Security Chimneys International components.
This fireplace has been tested for CAN/ULC
S610-M87 and ANSI/UL 127 under report number 192-5237. It has also been tested for EPA 40 C.F.R Part 60, section 60.532(b). Certificate number 518.
The Villa Vista Fireplace is not intended
for use with a gas log set. Failure to follow these instructions will void the certification and the warranty of the fireplace and may result in an unsafe installation.
Parts Required
Fireplace model Villa Vista
Door set (Black, Gold, Nickel)
Louver set (Del Sol, Diamante, Luna, Fiori,
Strada)
7" diameter chimney model ASHT+ or
ACBI manufactured by Security Chimneys International only, including:
- Chimney lengths
- Elbows (where necessary)
- Radiation shield, Attic radiation shield
- Roof flashing
- Rain cap
- Support
Outside air kit (included)
Additional Equipment (optional)
Gravity venting system
Panel for clean face option
(only with gravity venting system)
Fireplace fan kit, UZY5
Rigid Firescreen
ACBI Chimney Outside Air Kit (required
with ACBI chimney installation)
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OPERATING THE FIREPLACE
CLOSEDOPEN
By-Pass
Combustion
Air Control
Fuel
The Villa Vista™ fireplace is designed to work best when fuelled with seasoned cordwood. Hardwoods are preferred to softwoods since the energy content of wood is relative to its density. Hardwoods will result in a longer burning fire and less frequent refuelling.
A moisture content of 15% to 20% (seasoned) is recommended. Excessively wet wood will be difficult to burn and will result in lower ef­ficiency, increased creosoting and plugging of the catalytic combustor. Excessively dry wood will burn well but will also have higher emissions and shorter burning time.
Do not burn scrap or garbage, treated wood or wood such as driftwood from the ocean which has been exposed to salt or other chemicals. Salt or chemicals can corrode the firebox and can shorten the life of the catalytic combustor. Do not burn large amounts of paper, cardboard, tree branches or building construction materials. Intense firing with these materials may overheat the fireplace, causing damage to the unit, a fire or even possibly igniting a chimney fire if the chimney is creosoted.
The first 5 or 6 fires should be small fires of short duration (about 30 to 60 minutes). This will help cure the refractory bricks. Ashes that will accumulate in the ashtray will protect it from intense heat. The first fires may produce slight smoking and some odor due to drying of the paint and steel and any dust accumulated on the fireplace will burn off at this time. It may set off a smoke alarm located in the same room. For this reason the room should be well ventilated for the first few fires.
Catalytic Combustor
The Villa Vista fireplace is equipped with a catalytic combustor. Unburned by-products of the wood fire are burned at lower temperatures as they pass through the combustor resulting in less pollution, reduced creosote and higher efficiency. In order to have the catalyst work­ing, temperatures of the flue gases entering the combustor have to be higher than 260° C (500° F). That is why the unit is equipped with a by-pass damper that allows the draft air to by-pass the catalytic combustor. Opening the by-pass damper control increases the draft allowing the unit to achieve proper operating temperatures during a cold start-up. It also provides more draft to prevent smoke spillage when the door is opened.
When the catalyst light-off conditions are achieved, the combustor will keep on going until it runs out of smoke. Note that the catalyst does not need to be glowing to be working, it can work very well at temperatures well below the 538° C (1000° F) level at which it will begin to glow. The best way to see if the catalyst is active is to take a look at what is coming out of the chimney. If the catalytic combustor is working you will see some white water vapor coming out, compared to a more brown/gray smoke when the by-pass is opened. Do not burn any chemical chimney cleaner; it can make the catalyst inactive.
Combustion Control
There is no flue damper in the Villa Vista fire­place. As is common with air tight stoves, the combustion air damper controls the air enter­ing the firebox. This allows for a more precise control of the fire. The combustion air damper knob is located on the left of the bottom louver (Figure 1). It is opened when moved completely to the left. This control should be in the closed position when the fireplace is not in use. This will minimize air leakage up the chimney. The
combustion air control and the by-pass damper control must be opened before opening the door to minimize the possibility of back draft coming into the room.
Overheating the unit above 1000° C (1800º F) is harmful for the catalytic combustor, it can damage the catalyst coating and can cause cracking of the substrate. Looking through the upper louvers, if the top of the firebox is glowing, the unit is overheating.
First Fires
Before using the fireplace make sure to remove the plastic wrapping on the doors. Remove all remaining glue from labels with mild soap. Gold and Nickel plated doors must be cleaned and free of fingerprints.
Figure 1
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NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
Accelerated Combustion
CLOSE
OPEN
The maximum heat output for the Villa Vista™ fireplace is achieved by burning with the com­bustion air damper opened (see Figure 2). By this method, the Villa Vista fireplace can produce up to 70,000 BTU of heat per hour. However, it will be necessary to reload with wood every one or two hours. This is the least efficient method of burning the Villa Vista fireplace.
Figure 2
Use caution when firing with the combustion air control wide open. Only burn cordwood in this manner. Small dry pieces of softwood and construction scraps will burn very intensely using this method and may damage the firebox and catalytic combustor.
Medium Combustion
This is the recommended mode of operating the Villa Vista fireplace and should be the one normally used since it will deposit the least amount of creosote on the glass and in the chimney. The combustion air damper must be 3/4" closed (see Figure 3). The precise setting will depend on many factors, including chimney length and the moisture content of the wood.
Slow Combustion
When the air combustion damper is almost closed, the fireplace is in a slow combustion phase (see Figure 4). Slow combustion will not stop the fire, but there will be a noticeable change in the flame pattern. The flames will be slow and may appear dirty if the wood is too wet (moisture content of 20% and more).
Always set the damper so that flames are visible , that way you maintain a good clean combustion process.
Figure 4
This method of burning should be used only after operating the Villa Vista fireplace with the air control opened to produce a hot fire for about an hour. Slow combustion can be used at night in order to reduce the heat output and prolong the burn. The loading time will be between 6-10 hours. Be aware that the glass will get dirty
using this setting.
Starting And Maintaining a Fire
Step 1. Place several crumpled up balls of
newspaper 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 between. Keep the fuel far back enough so that air can get underneath.
Step 2. Open the air control fully and pull the by-pass damper control towards you to put it in the OPEN position. Light the newspaper. Leave the door open until the fire is well es­tablished.
Step 3. Once the kindling fire is well estab­lished, add increasingly larger pieces of cord­wood until the fire is actively burning. Close the door and maintain an accelerated combustion air set up in order to achieve combustor light­off conditions.
Step 4. When the fire is burning well, close the by-pass damper control by pushing the control rod in. It takes about 15 – 30 minutes with the by-pass opened to reach proper light-off temperatures for the catalytic combustor.
Step 5. Set the air control at the desired set­ting.
The unit will burn best with 2-3 pieces of cord­wood spaced 1 to 2 inches apart and allowing air to get under the fuel. Criss-crossing or ar­ranging the fuel so that air can get underneath, will help the fire get started easily.
Refuelling for Best Performance (see Figure 5)
To refuel the Villa Vista fireplace at the end of a burn cycle when only hot embers remain and flames are gone (not enough heat to maintain catalyst operating temperatures):
Step 1. Open the by-pass and air controls
fully.
Step 2. Open the door approximately 1 inch
and wait five seconds until the draft is stable. Then open the door completely, load the fuel and close the door.
Figure 3
For instance, a long chimney will necessitate closing the damper more. To obtain the proper combustion, close the damper completely, then open it about 1/2 to 3/4. Three medium size pieces of wood should be burning on a bed of hot coals. The heat output will be approximately 35,000 BTU per hour and the loading time will be about every 3-4 hours. Softwoods may be burned using this method but the time will be substantially reduced.
Figure 5
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
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Step 3. Keep the combustion air damper and
the by-pass damper opened for 10 minutes before closing it. It will ensure sufficient tem­peratures for combustor light-off.
To refuel the Villa Vista™ fireplace when the unit is still hot (Some burning fuel remaining or a glowing combustor)
Step 1. Open the by-pass and air controls fully.
Step 2. Open the door approximately 1 inch, wait five seconds until the draft is stable and then open it completely. Load the fuel, close the door and by-pass (temperatures within the firebox should be enough to maintain catalytic operation)
Smoking – Causes and Troubleshooting
To reduce the likelihood of smoking when opening the doors, set the air damper to the “accelerated combustion” position and open the by-pass damper before opening the doors. Your fireplace has been designed and tested to provide smoke free operation. Occasionally, there may be a small amount of smoking upon lighting the fire, until the chimney heats up but this should not continue. If the fireplace does continue to smoke, it is probably for one of the following reasons:
1. The door is partly open
Open the door fully.
2. 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. When operating the Villa Vista fire­place, open a nearby window temporarily to check if there is adequate air replace­ment.
3. Fans operating (e.g. range hood)
These fans draw air out of the house and may actually cause a negative pressure in the house. Turn off all fans and open a nearby window to determine if this is the cause of the problem.
4. Wet wood
Wet or tarred wood will smoulder and smoke instead of burn properly.
5. Dirty or blocked chimney
Check to make sure the chimney is clear and reasonably clean.
6. Chimney not long enough
The minimum chimney height is 12 feet, not including the fireplace height. The chimney must extend at least 3 feet (915 mm) above its point of contact with the roof and at least 2 feet (610 mm) higher than any roof or wall within 10 feet (3 m) of it.
7. Poor chimney draft
With no fire, there should be sufficient draft to exhaust cigarette smoke introduced under the baffle. Chimneys installed against an outside wall without protection may generate back draft problems which will cause start-up problems. To prevent this, open a nearby window, roll up a piece of
6
paper and light it.
Then, hold it in the upper part of the firebox to warm up the chimney. Wait until the draft is sufficient, then start the fire.
Important Notes
1. Do not block the hot air vents of the fire­place as this will cause the fireplace to overheat.
2. Never start a fire using gasoline, kero sene, charcoal lighter fluid or any other combustible liquid.
3. Do not burn coal. The sulphur in coal will corrode the firebox.
4. Do not burn driftwood which has been in the ocean or salt water. The salt will corrode the firebox and chimney.
5. Do not operate the unit with the door partly open since this may cause smoke to be drawn into the room.
6. Do not burn wood in the area in front of the log retainers.
7. Do not abuse the unit by burning paper, or cardboard or construction material such as pressed wood, plywood or lumber.
8. Do not allow the wood to smoulder or burn without flame, since this will produce excessive creosote in the unit.
MAINTAINING YOUR FIREPLACE
Creosote
When wood is burned slowly, it produces tar and other organic vapors which combine with expelled moisture to form a black deposit called creosote which accumulates on the flue lining. When ignited, this creosote makes an extremely hot fire. If the creosote accumulation is large, a creosote fire in the chimney can damage the chimney and overheat the surrounding wood framing. Creosote formation in a chimney can be minimized by making small hot fires rather than slow burning, smouldering fires and by proper refuelling techniques.
Chimney Maintenance
Regular chimney inspection and maintenance combined with proper operation will prevent chimney fires. Keep your chimney clean. Do not allow more than 1/16" creosote build up in your chimney. The amount of creosote will depend on variables such as frequency of use and type of fire. We recommend that you:
1. Initially inspect the chimney system weekly. From this, you will learn how often it will be necessary to clean your chimney.
2. Have your chimney cleaned by a qualified chimney sweep. If you wish to clean it yourself, we recommend using a stiff plastic or non-metallic brush. If a metal brush is used, its size should be slightly smaller than the flue to avoid damaging the chimney. Do not use a brush that will scratch the stainless steel interior of the chimney.
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
3. Do not expect chemical cleaners to keep
your chimney clean. The rain cap can be removed for inspection and/or cleaning of the chimney. Using gloves, firmly grip the lower portion of the rain cap. Turn the cap 1/8 of a turn counter-clockwise and lift it off the chimney.
Dealing With A Chimney Fire
-
Regular chimney maintenance and inspection can prevent chimney fires. If you have a chimney fire, follow these steps:
1. Close the fireplace doors and the combus­tion air damper.
2. Alert your family of the possible danger.
3. If you require assistance, alert your fire department.
4. If possible, use a dry chemical fire extin­guisher, baking soda or sand to control the fire. Do not use water as it may cause a dangerous steam explosion.
5. Check outside to ensure that sparks and hot embers coming out of the chimney are not igniting the roof.
6. Do not use the fireplace again until your chimney and fireplace have been inspected by a qualified chimney sweep or a Fire Department Inspector.
Catalytic Combustor
The Villa Vista™ fireplace is designed with a catalytic combustor which will reduce pollution emissions and creosote build up while improv­ing thermal efficiency. In order to optimize and maintain the combustor performance, it is im­portant to visually check the combustor at least 3 times during the heating season to determine if physical degradation has occurred.
Catalytic combustors require little maintenance. Cleaning the combustor once a year, preferably when your flue system is serviced, is sufficient for most users.
WARNING
To prevent damage to your com­bustor, do not:
• Drop the combustor (which is fragile compared to the rest of the unit – so handle with care)
• Run water or compressed air through the combustor
• Try to clean the combustor with any sharp tool
Figure 6
ROTATE
ROTATE
ROTATE
5
4
1
2
3
Cleaning Procedure (see Figure 6):
1. Rotate the retainers to release the com­bustor support plate while holding it to make sure it does not drop.
2. Rotate the support plate and remove the combustor.
3. Remove fly ashes on the combustor using a soft brush.
4. Put the combustor back in place.
Door Frame Care
Use a glass cleaner and a soft cloth to polish the frame. Do not use abrasives such as steel wool or steel pads for they may scratch the door frame finish.
Ashes
Remove ashes only when the fire is out and the ashes are cold (24 to 48 hours after the fire is out) Open the bottom louver and the doors, lift the door trap lever, remove the plug on the door trap of the ashtray using gloves or a poker. Sweep the ashes in the opening with a brush or any similar tool. Reinstall the plug on the door trap and pull down the lever.
Figure 7
1. Front Refractory
2. Bottom Refractory
3. Left Side Refractory
4. Right Side Refractory
5. Back Refractory
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 dimin­ish the effectiveness of the refractory. If large cracks develop, then the refractory should be replaced. To replace the refractory bricks, follow these steps (see Figure 7):
1. Remove the front refractory
2. Remove the bottom refractory
3. Remove the left side refractory
4. Remove the right side refractory
5. Remove the back refractory
To install the new refractories, follow the above steps in reverse.
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
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Figure 8
HINGE SCREWS
GASKET ADJUSTEMENT SCREW
DOOR HINGE SCREWS
Door Installation
The door must be installed only when the instal­lation of the Villa Vista™ fireplace is completed. Fit the male part of the hinge, already fixed on the door, in the female part, which is fixed on the fireplace (see Figure 8).
To remove the door, simply pull the door up from the hinges.
The adjustment of the door has been set at the factory. If the fit is still not perfect, you can adjust the door using the hinge screws (see Figure 9).
Door Adjustment
The door may need to be adjusted to be com­pletely airtight. The gasket airtightness can be adjusted using the adjustment screw located on the fireplace facade at the bottom of the fireplace opening. (An Allen key # 1/8 will be necessary for adjustment). Turning the screw clockwise will increase air tightness.
Glass Care - Replacement
The glass used for the Villa Vista fireplace is a high temperature ceramic glass (1,400° F / 760° C). If the glass breaks, it must be replaced with a ceramic glass. Tempered glass or ordinary glass will not withstand the high temperatures of the Villa Vista fireplace. Replacement ceramic glass should be purchased from a Lennox Hearth Products dealer. DO NOT OPERATE THE UNIT
WITH CRACKED OR BROKEN GLASS.
Glass Care - Cleaning
The Villa Vista fireplace is designed to keep the glass clean under normal operating condi­tions. If the Villa Vista fireplace is operated continuously with the combustion air damper closed, the glass will tend to get dirty unless the fuel, firebox and glass are maintained at hot temperatures (see “Refuelling For Best Performance”). To clean the glass, there are a number of specially designed cleaners. Your authorised Lennox Hearth Products dealer can recommend a suitable cleaner which is available in your area. Regular household glass cleaners will not clean creosote. Do not use abrasives such as steel pads, steel wool or oven cleaner as they will scratch the glass.
DO NOT USE CHEMICAL GLASS CLEANERS ON PAINTED SURFACES AS IT MAY CAUSE THE PAINT TO PEEL.
CAUTION : DO NOT ALLOW WINDOW CLEANER TO GET IN CONTACT WITH DOOR GASKET OR PAINT ON FACADE OR DOOR. ONCE CLOSED, CONTACT OF GLASS CLEANER WITH THE FIREPLACE FACADE CAN PROVOKE PAINT
PEELING OFF.
Gasket Replacement
Remove the door from the unit and lay it on a clean unabrasive surface. To replace the gasket, first remove all of the old gasket and gasket cement. Make sure that the surface is totally clean before applying new cement or adhesion problems may result. Apply gasket cement to the gasket channel and install the new gasket. This replacement part is available from your Lennox Hearth Products dealer in the following dimensions:
Gasket Length Dimensions
Around glass 83" 5/16" dia.
On door frame
Around ash trap
92"
8"
5/8" dia.
2" wide x 1/4" thick
FIREPLACE INSTALLATION
Locating the Fireplace
1. The best place to install your fireplace
is determined by considering the location of windows, doors, and the traffic flow in the room where the fireplace is to be located, allowing space in front of the unit for the hearth extension and the mantel, and taking into consideration the location of the hot air ducts (optional), outside air kit and chimney. If possible, you should choose a location where the chimney will pass through the house without cutting floor or roof joists (see fireplace dimensions on Page 10).
2. 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 given on Page 25. Next, measure the area occupied by the fireplace which is normally 38" X 24-1/2". Note the floor construction and consult your local building code to determine if additional support is needed.
3. A minimum of 7’ (2134 mm) measured
from the floor to the ceiling is required to install
Figure 9
8
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
the Villa Vista fireplace. The fireplace can be installed on a combustible floor or on a base, leaving at least 6’8" (2032 mm) from the base of the unit to the ceiling.
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