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Gas Burning Units General Gas Burning Questions - What you need to know about your fireplace, stove, or venting. Fireplace Odors - What you need to know about your vented and vent free gas stove or gas fireplace. Remote Controls - Understanding your remote for your gas fireplace. Vent free gas appliances - Questions about logs, operation, etc. Pilot Questions - Troubleshooting and maintaining the pilot. |
Wood Burning Units Understanding Creosote - Why you need to clean your Fireplace and venting. Wood Burning Questions - What you need to know about your fireplace, stove, or chimney. General Info Fireplace Fans - What they do and how you should use them. General Questions about your Fireplace Finding an Owners Manual Identifying Your Unit |
When new, it is common for gas fireplaces and gas logs (vented and vent free) to give off an odor during the first several hours of operation. This is common, as paints cure and manufacturing oil needs to burn off the firebox.
It is recommended that you
burn your fireplace for at least six (6) hours the first time you
use it. If the optional fan kit has been installed, place the fan
in the “off” position during this time. Please
ensure your room is well ventilated. Open all windows. If odor
persists, something could be on top of firebox. Remove top
louver, inspect and clean if necessary.
I HAVE HAD MY FIREPLACE FOR AWHILE. I
JUST NOTICED AN ODOR THIS SEASON. WHAT IS CAUSING THIS?
Dust, animal hair, and other airborne debris can accumulate behind the fireplace grills, which can lead to an odor when the fireplace gets hot. By wiping and vacuuming this area and following the burn off procedure, you should eliminate the odors. Cleaning these open areas should also prevent odors from occurring.
MY VENT FREE FIREPLACE HAS AN ODOR.
Every vent-free burner system will emit an odor
or smell. This is due to combustion, which is a harmless odor,
which is created when the unit operates. Because of the inherent
uniqueness of each installation and the conditions in which it
operates, predicting with absolute certainty how any vent-free
appliance will operate in a given situation is impossible. In many
cases, cracking a window may be necessary. The following are just
a few circumstances that can cause additional odors and possible
wall discoloration:
What are the main components of the remote control system?
How far away from the fireplace can I be and
still turn the fireplace on and off with a remote control?
The maximum distance from which a hand held transmitter
will communicate with the receiver is approximately 25 feet. This may
vary depending upon interference between the transmitter and the receiver.
What can interfere with the operation of the remote
control?
Metal grills
or louvers can deflect the signal in
a direction that may not be in line with the receiver of your remote
control. Interference may cause the remote control to not respond properly
to the hand held transmitter. The receiver of the remote should not
be installed to the very back of the fireplace. In certain situations,
the receiver may need to be located in front of the metal grill or
louver of the fireplace.
How long will batteries last in a fireplace
remote?
Under normal operating conditions, the batteries
should last 6 – 12 months. Make sure to replace the batteries
in both the transmitter and the receiver.
How can I avoid accidental operation of the remote control when I am away
from home for an extended period of time?
The receiver has a manual
switch that can be turned to the off position.
It is unnecessary to remove batteries from the remote control. It is a good
idea to turn the fireplace pilot off when leaving home for an extended period
of time (such as a trip). This will ensure that the fireplace will not be
accidentally turned on when you are not home.
The remote is not working. Why?
The following are the top reasons why remotes do not function.
The remote will not turn off my fireplace. Why?
How do I clean the glass on my direct vent
gas fireplace?
Household
glass cleaners that do not contain ammonia will work in most cases.
(Ammonia based cleaners can cause a milky white haze to be baked
on the glass). Specific cleaners for gas direct vent fireplaces
such as “White Off” are excellent for more difficult
discoloration of the glass. If the glass is extremely discolored;
it may be necessary to replace it.
How often should I clean the glass
on my gas fireplace?
It is necessary to clean the glass periodically.
During initial start-up, condensation, which is normal, forms
on the inside of the glass and causes lint, dust and other airborne
particles to cling to the glass surface. Also, initial paint
curing may deposit a slight film on the glass. All glass should
be cleaned after the first 4 to 6 hours of initial burning to
remove deposits before they become baked on through further use.
After the initial cleaning, glass should be cleaned two or three
times during the heating season.
Flames
turn blue and lift off main burner. Unit goes out within a couple minutes.
Usually a sign of improper venting. Make sure termination
cap is installed correctly. Check venting to make sure pipes are
connected and sealed properly. Make sure all horizontal venting is
level and has no down-slope. Check installation manual to make sure
all venting runs follow manufacturer’s guidelines. May need a wind shield
around termination cap. Keep the termination cap clear of all
debris and snow at all times. Make sure vent cap was installed following
manufacturer’s minimum clearances from the ground, roof eaves,
shrubs, etc.
Unit burns fine when glass is cracked open but
flame turns blue and shuts off after re-installing glass.
A classic sign of improper venting. Exhaust gases
are being reintroduced to the combustion zone rather than leaving the
vent through the termination cap. Flue gases will not support combustion
twice. Firebox is not receiving enough oxygen to support combustion.
Check the termination cap for blockage. Check each vent section to
ensure a proper seal. Vent pipe may need silicone.
IMPORTANT! Several direct vent fireplaces can be installed in either rear vent or top vent applications. These units are shipped as rear vent units and must be field converted to top vent fireplaces. When changing to top vent, the insulation pad on the top of fireplace must be removed and discarded. Insulation extends beyond the opening in flue outlet at top of unit. Be sure to remove all insulation before completing conversion. See fireplace installation manual for detailed conversion instructions. If the insulation is not completely removed for top vent applications, the insulation may restrict or block the flow of combustion air into the firebox which would result in the gas flame turning blue, lifting off the burner and shutting off.
Flame and pilot blows out in windy weather.
Although termination caps are tested to
high wind conditions, gusty or unusual conditions can affect
the gas flame. Install a wind shield around the termination
cap. Shielding the pilot may also help.
Burner flame is very low.
Is there enough gas pressure? Check gas
line to make sure it has no kinks. Do a pressure test on
gas line. Check owners manual for minimum and maximum gas
inlet and manifold pressures. Make sure unit is set up for
the gas you are using.
WHAT EXACTLY ARE “VENT-FREE” GAS
PRODUCTS?
Vent-free gas products are gas appliances that
are designed to be installed and operated without the addition
of a vent or chimney. They are intended to supply supplemental
heat to a home. Because there is no vent, flue, or chimney
required, all of the heat generated by the product goes directly
into the home. That’s why vent-free products are 99 percent
energy efficient.
DO THE BUILDING CODES IN MY AREA ALLOW
FOR THE INSTALLATION OF VENT-FREE GAS PRODUCTS?
Some building codes do not allow for the operation
of vent-free appliances in their jurisdiction. Or my limit the
location of a vent free fireplace. Check to make sure you can
legally operate a vent-free appliance before you purchase one.
CAN I INSTALL A VENT-FREE PRODUCT ANYWHERE
IN MY HOME?
Most building codes do not allow the operation
of a vent free appliance in a bedroom or bathroom.
IS A VENT-FREE APPLIANCE SAFE?
A vent free appliance is equipped with a safety
pilot and oxygen depletion system. The safety pilot is designed
to stop the flow of gas if the pilot flame goes out. The Oxygen
Depletion System or O.D.S., is designed to shut down the unit if
the oxygen level drops below 18.5%. This is well in advance of
a dangerous level, however, homes with any fuel burning appliance
should have a carbon monoxide detector installed.
CAN I USE VENT-FREE LOGS IN ANY WOOD-BURNING FIREPLACE?
Vent free logs are certified for installation in the
following enclosures;
IN AN EXISTING WOOD-BURNING FIREPLACE WITH
VENT-FREE LOGS, IN WHAT CIRCUMSTANCES DO I NEED TO USE A HOOD?
A hood is used to allow deeper mantles to be installed
at lower heights above the fireplace opening and to reduce wall temperatures
above the fireplace opening. Be sure to check the installation manual
for specific clearance guidelines.
IF I HAVE A WOOD-BURNING FIREPLACE AND I PUT
VENT-FREE GAS LOGS IN IT, CAN I SEAL OFF THE FLUE?
We do not recommend any modification to a wood-burning
fireplace, other than closing the flue damper. If the logs give off
too much heat or generate an odor, the damper can be slightly opened.
WHAT DO I NEED TO DO TO MY FIREPLACE TO USE
A VENT-FREE GAS LOG SET?
The firebox and damper area must be cleaned thoroughly
prior to use, especially if your vent-free gas log is installed in
a previously used wood-burning fireplace. Failure to do so may result
in unwanted odors and wall discoloration.
DO I NEED TO “BREAK-IN” MY VENT-FREE
APPLIANCE?
A vent-free gas appliance must be “broken-in” to
cure the logs and burn off any oils that were used in the manufacturing
process. The “break-in” procedure consists of burning the
unit at its highest setting for 5 to 6 consecutive hours, on as many
as 3 separate occasions and completely cooled down in between.
Please be advised that it is the law to have properly operating carbon
monoxide detectors and smoke detectors in your home. We strongly suggest
you have the both in all rooms with a fireplace.
HOW OFTEN DO I NEED TO CLEAN MY VENT FREE APPLIANCE?
A vent-free gas appliance must be cleaned and serviced
a minimum of once per year prior to the burning season. Additional
cleaning during the season is recommended if the appliance is used
heavily, or if it is located in an area of heavy traffic, dust, dirt,
or pet hair. Failure to do so may result in unwanted odors, wall discoloration
and malfunctions. Regular maintenance and cleaning is the key to years
of trouble-free use.
SHOULD I LIMIT THE OPERATION OF MY VENT-FREE
APPLIANCE?
A vent-free appliance is not intended to be used
as a primary heat source. Vent free gas fireplaces are designed as
a convenient, attractive, supplemental heat source. Use your vent free
fireplace only to warm the area in which it is located. Never burn
your gas fireplace unattended or when nobody is home.
WILL A VENT-FREE APPLIANCE ADD HUMIDITY TO MY HOUSE?
Water is a byproduct of combustion. With a vented fireplace, most moisture
escapes out the vent, but with an un-vented appliance it enters the
living space. Because humidity levels are usually lower during the
winter months, this added humidity is generally welcomed. If your home
is tightly insulated, or if you burn the vent-free appliance too often,
the excess moisture may condense on cold windows or patio doors.
WHAT’S THAT SMELL?
Every vent-free burner system will emit an odor
or smell. This is due to combustion, which is a harmless odor, which
is created when the unit operates. Because of the inherent uniqueness
of each installation and the conditions in which it operates, predicting
with absolute certainty how any vent-free appliance will operate in
a given situation is impossible. In many cases, just opening the flue
slightly or cracking a window may be necessary. The following are just
a few circumstances that can cause additional odors and possible wall
discoloration:
DO I NEED A CO ALARM WHEN I INSTALL A VENT-FREE
APPLIANCE?
It is a good idea to install a CO alarm in every
home, regardless of the appliance installed. Home related
CO incidents are caused by many sources; some examples are automobiles
in attached garages, portable grills or hibachis used indoors, and
malfunctioning gas appliances. Whether vented or un-vented,
follow the manufacturer’s instructions, and maintain all gas
appliances.
LIGHTING PILOT
Check to make sure the gas is connected
Begin by walking the entire gas line from your main line all the way up to the fireplace. It is possible the gas has been shut off further up the line from the fireplace. Be sure the on/off valves are parallel to the gas lines. If the valve handles are perpendicular to the gas line, turn them to the on position. There may be a key valve located either in the floor or wall next to the fireplace. This can be turned on using the gas key. Turn the key in a counter clockwise direction to turn the gas on; turn clockwise to turn the gas off.
If the gas line is new, “bleed” the gas line.
With the shut off valves on, turn the control knob to the pilot position and push in.
Hold control knob in and immediately and continuously press igniter button until all the air is out of the gas line and the pilot ignites. This may take up to 15 minutes for a long gas line run. Follow the instructions on the next page to light the pilot light.
More detailed pilot lighting instructions are available
HERE.
PROBLEMS LIGHTING PILOT
Can’t light pilot with igniter.
Defective push button igniter:
Check electrode and wiring to make sure all is attached. Must have valve control knob in pilot position and fully depressed when igniting pilot.
Pilot will not stay lit:
Make sure to hold control knob in for at least one minute with pilot burning. If pilot does not stay lit, thermal-couple may be bad. Pilot flame needs to engulf the tip of thermal couple (see owners manual). Pilot flame may be too low or pilot head and orifice may be plugged.
Pilot is burning but fireplace will not ignite.
Could be defective wall switch or short in
bell wire. If using remote, change batteries in both transmitter
and receiver. Check wire connections to wall switch and valve. Make
sure valve control knob is set to the "on"
position.
CLEANING AND MAINTAINING THE STANDING PILOT
How do I clean the burner and pilot assembly?
It is important to keep the burner and pilot
assembly clean. At least once a year the logs and lava rock/ember
material should be removed and the burner and control system should
be vacuumed and wiped out. Make sure to turn the pilot light off
at the gas valve. Vacuum burner compartment especially around orifice
primary air openings. Visually inspect the pilot. Brush or blow
away any dust or lint accumulation. Refit the logs, embers, and
lava rock as per the installation instructions.
Should I turn off the gas pilot during the off-season?
Turning the pilot off during the off-season is better
for the appliance. The thermocouple, which monitors the pilot flame,
has a limited life expectancy, being in the flame constantly. Turning
the pilot off at the end of the fireplace season may prolong the life
expectancy of the thermocouple or thermopile. You will also save about
20,000 btu’s of gas per day by turning the pilot off.
What is creosote?
Wood is never burned completely. The smoke contains
some unburned gases and a vapor like fog of unburned tar-like liquids.
These condense along the sides of the stove pipes or chimney and
become a flammable, crusty build-up called creosote.
Why is creosote a problem?
Creosote presents at least three major problems
to the wood burner. Creosote is corrosive to many surfaces, including
steel and mortar which are common chimney materials. Creosote build-up
acts as an insulating material and reduces the efficiency of your wood
stove or fireplace. Finally and most critical, creosote is highly flammable
and presents a potential fire hazard.
What factors affect creosote build-up?
Many factors affect the rate and amount of creosote
build-up:
How often should a fireplace be cleaned?
Because of the various factors involved, there isn’t
a general answer appropriate to most cases. Most fireplaces require
annual cleaning but, each wood burning unit is different. If you notice
back-drafting or smoking or losing heat, you certainly check for creosote
build-up immediately. Periodic checking is essential for safe efficient
wood burning.
How do I check for creosote build-up in my wood
stove or fireplace?
Carefully open the damper and, using a flashlight,
look up the flue for signs of a build-up along the walls. Goggles are
suggested for this. If the build-up is ¼” or more, a cleaning
is needed.
Are certain species of firewood unsafe or
unsuitable to burn?
No there is no dangerous firewood that we know of.
There are woods with sticky sap in their bark and others that can't
be split by hand and so are not as desirable as others. But creosote
is a product of combustion, not a component of wood. If burned in bright,
hot fires, much less creosote is formed from whatever wood is burned
uncured firewood can also produce smoky fires. If you have some very
dry wood available, mix it with regular firewood to avoid excessive
smoke. Burn bright, hot fires. Don't let your fires smolder
In our view no wood species is junk unless it has
been painted, treated or is salt-laden from being in the ocean.
Our advice is to try whatever firewood you have available. Make sure
the wood is properly seasoned because all wood species burn poorly
and produce smoky fires if their moisture content is too high. Extremely
dry wood, like kiln-dried lumber.
How can American Heritage Fireplace help me?
We know and understand fireplaces and chimneys
and how to clean them. We literally brush your fireplace from floor
to roof using tools specifically designed for that purpose. We are
professionally trained and fully licensed and insured. (This is important
to you) We guarantee a mess-proof job. And, finally, we are a local
business. Our roots are here in the community and we take pride in
this. If your chimney needs cleaning, then we act like a good neighbor
and tell you so. If we think your installation is unsafe, we think
you’ll like
to know that, too!
WHAT CAUSES SMOKE TO FILL UP A ROOM?
Cause: Closed damper, improper draft,
chimney too low, negative pressure.
Possible solutions: Raise1 flue, remove exterior obstructions to keep
a 10ft. clearance from all flues, install roof top damper, install
a mechanical draft inducer.
WHEN I LIGHT MY UP STAIRS FIREPLACE WHY DO I GET SMOKE IN THE
BASEMENT?
Cause: Flues are not separated to different
heights. Possible leak between flue chambers inside the chimney.
Possible solutions: Raise1 flue, remove exterior obstructions to keep a 10ft. clearance from all flues, install roof top damper, install a mechanical draft inducer. Reline one or both chimneys.
WHY DO I SEE LIGHT BETWEEN MY FLUE PIPE AND
FLASHING WHEN I LOOK UP?
This separation between the flue and the flashing
is at the point were the flue passes through the flashing. A storm
collar is used a few inches higher to deflect the elements to the
outside of the flashing.
WHEN I LIGHT A WOOD FIRE WHY DO I GET SMOKE
AT THE BEGINNING AND AGAIN WHEN THE FIRE IS DYING OUT?
Cause: The cold air flow of the flue
needs to be reversed.
Solution: Try building a hot fire quickly. Add a gas
log lighter to
pre- warm your flue and start the fire. Close glass doors when the
fire is dying down.
WHY DO I GET PUFFS OF SMOKE WHEN I LIGHT
MY FIRE?
Cause: Improper drafting
Solution: Try opening a door or window to reduce negative pressure
while starting a fire.
WHY DO I HAVE A BAD SMELL COMING FROM MY CHIMNEY &
FIREPLACE
Your fireplace/chimney needs cleaning.
MY FIREPLACE BACK DRAFTS
Your fireplace needs oxygen; has improper
smoke chamber.
THERE IS A BIRD OR AN ANIMAL STUCK IN
MY CHIMNEY WHAT SHOULD I DO?
Call AHF to get it out.
WHAT DO I USE TO CLEAN MY FIREPLACE DOORS
OR MY STOVE DOORS?
We sell several different products that can
aid with cleaning
SHOULD I KEEP MY GLASS DOORS OPEN OR CLOSED
WHEN USING MY WOOD FIREPLACE/STOVE?
A stove door should be closed, a fireplace
door should be open.
Can I add a blower to my fireplace?
Many of the gas and wood appliances have an option
for a fan kit. It is easily installed,
providing that electricity was provided to the fireplace junction box
at the time the fireplace was installed and it has louvers on the fireplace.
Why won’t the fan kit turn on right away?
Some of the fan kits have a heat sensor
disc. Once the fireplace gets hot enough, the sensor
will turn the fan on. Once the fan is on, you can control
the fan speed via the speed control. After the fireplace
is turned off and cools down, the sensor will automatically
turn the fan off.
The fan kit doesn’t seem to blow much
air.
Many fan kits have a rheostat control. You
can get more air from your fan by making sure the fan control
is turned up to a higher fan speed. The rheostat control is normally
located behind the lower louver of the fireplace. Fireplace fans
are designed to operate at a lower CFM (cubic feet per minute).
A high speed fan would tend to cool the air temperature coming
out of the top louver and would be noisy. The fan is designed
to move warm air into the room, not to move air cross the room.
Why does my fireplace smoke?
Flue clogged, Flue not high enough, improperly
cured firewood, improper draft due to negative combustion caused
by other appliance, room is to air tight, and two fireplace flues
fight each other, and on and on…
With so many variables involved, we can't diagnose smoking problems being caused by any single reason. So, if your conventional fireplace smokes, as most of them do, here are the options we recommend:
If it is a masonry fireplace (and some zero clearance), install a fireplace insert with a stainless steel chimney liner running to the top of the fireplace chimney. Properly installed inserts almost never smoke.
Mechanical draft inducer.
Less expensive options are install glass doors, raise flue, install
outside air kit, install roof top damper.
How can I increase the efficiency of my fireplace?
To increase the efficiency of a conventional fireplace,
install a fireplace insert. It is the only real way to boost efficiency
and cut smoke emissions. Glass doors make almost no difference and
accessories like tubular grates that are promoted as efficiency boosters
can deliver some heat, but also run the risk of overheating the fireplace
and combustibles around it. Conventional fireplaces are for decorative
use only and it is unwise to try to use them as heaters.
Will my gas fireplace still work if I lose
electricity to my home?
Yes. Gas fireplaces use a standing pilot light.
The wall switch to turn the fireplace on or off is hooked up
to the gas valve and does not use electricity to operate. In
the event of a power outage the appliance will operate and provide
heat. If the fireplace has a fan system, the fan will not function
during a power outage.
Are gas fireplaces very expensive to operate?
Operating costs will vary by gas utility and by
fuel type. Based on national averages, a natural gas fireplace consuming
20,000 BTUs/Hr will cost less than 20 cents/hr to operate. LP units
run slightly higher. Your monthly gas bill should include your exact
cost per therm (100,000 BTUs). Based on this rate, and the
BTU input rate of your fireplace, you can calculate the cost in your
area.
Can I position the gas logs in a different arrangement or use a different
log set?
Not on a direct vent or vent free gas fireplace.
A gas fireplace is an engineered system that includes the firebox,
burner and logs. These items are made to work together as designed
by the manufacturer and are tested and listed by AGA or UL. The installation
manual has detailed diagrams showing proper log placement.
Changing any of the specifications or placement of the logs could void
your manufacturer’s
warranty.
Why does my gas fireplace have blue flames?
This is normal for the first few minutes the fireplace
is on. If after 30 minutes, the fireplace flame is still blue, you
may need to have your fireplace serviced.
Can I adjust the flame on my direct vent fireplace?
Open the lower control panel or louvered grill on
your fireplace and locate the gas valve. If the valve has a dial marked
"High-Low", rotating the dial will adjust your flame height.
The fireplace makes a “banging” noise
when I start it or shut it off. Is that a problem?
Whenever metal heats up or cools down, it expands
and contracts. The noise you hear is the normal movement of the metal
firebox. It is not a hazard.
The gas logs and glass front soot up. Why?
Usually caused by improper set up of logs. Logs
must be positioned as per manufacturer’s instructions. Flames
should not be wrapping around logs. Check to make sure lava rock has
not been placed on burner and make sure log set does not have too many
embers.
I’ve noticed some water in or under the
firebox. How do I fix this?
Make sure vent cap is sealed to siding. Use silicone
caulk to seal vent termination to house siding. Make sure
vent pipe is horizontal.
I have rust on the inside of my gas fireplace.
Is this a problem?
Oxidation is a natural result from the moisture
created from the gas combustion process. Surface oxidation can be sanded
and re-painted. Installing the optional ceramic fiber brick liner will
also cover the existing fireplace walls.
I cannot find my Fireplace Owners Manual?
A new owner’s manual can be downloaded from
the appropriate website:
DESA/FMI - http://www.fmifireplace.com/
EIKLOR GAS LOGS - http://www.eiklorflames.com/
ELECTRAFLAME/DIMPLEX - http://www.dimplex.com/consumerhome.asp
EMPIRE - http://www.empirecomfort.com/
FIREPLACE EXTRODINAIR - http://www.fireplacextrordinair.com/
ISOKERN - http://www.isokern.net/
MAJESTIC - http://www.majesticproducts.com/
MASTERFLAME GAS LOGS - http://www.masterflamegaslogs.com/
RAIS WITTUS - http://www.raiswittus.com/index.html
REGENCY - http://www.regency-fire.com/
SCAN FIREPLACES - http://www.warmfurniture.com/page/194
SECURITY FIREPLACES - http://www.securitychimneys.com/pages/fireplace/cat_high.asp?country=us
TEMCO FIREPLACES - http://www.temcofireplaces.com/
You will need to know the model number of your fireplace to obtain the correct owners manual.
What kind of fireplace do I have?
Look for labels or tags on or in your fireplace.
Double check to see if you have a manual.
How can I find out what brand of fireplace
or stove I have? Where can I locate this information on my
unit?
Some are located inside the lower louver,
underneath bottom of fireplace, some are stamped inside. Inside
the opening of the fireplace located behind the hanging screens.
It is usually riveted to the side of the screen. Look with a
flashlight at all possible locations.
How can I find out what brand of fireplace
or stove I have? Where can I locate this information on my unit?
Some are located inside the lower louver, underneath bottom of fireplace,
some are stamped inside. Inside the opening of the fireplace located
behind the hanging screens. It is usually riveted to the side of the
screen. Look with a flashlight at all possible locations.