In either case, adjusting the pilot light is fairly easy. You’ll just need a screwdriver and a little patience, and you can fix the issue in a matter of minutes. First, locate the controls on the bottom of a direct-vent fireplace. … On others, there will be a screw that you can easily adjust with a screwdriver.

Where is the pilot light adjustment screw?

The adjustment screw is behind the cap screw. The screw should be turned to decrease the pilot flame.

How Big Should the flame be on a pilot light?

A proper pilot flame should be blue with a yellow tip and should be strong enough to cover about 1/2 inch at the end of the thermocouple tip. If the flame is too strong and improperly adjusted, it will be blue but may be noisy and lift off the thermocouple, causing improper furnace operation.

Can you adjust pilot light flame?

Adjusting the Pilot Flame If the pilot flame is too small, you may be able to make it larger by turning the pilot adjustment screw on the valve control counterclockwise with a screwdriver to open it. … The cause of a weak flame may also be an obstruction in the pilot tube.

How do you adjust the air mix on a gas fireplace?

Insert a flat-blade screwdriver into the setscrew on the right side of the valve and twist counterclockwise to increase the gas-to-air ratio. Turn the setscrew clockwise to reduce air flow mixing with gas. Ask a friend to describe the flame color and intensity in your Heat-n-Glo fireplace to help with your adjustments.

Should the pilot light always be on gas fireplace?

Should the pilot light always be on in a gas fireplace? Most gas fireplaces rely on a “continuous pilot light,” a type of pilot that remains lit so long as gas is flowing to the unit. … If you have a continuous pilot light system, you should always see a pilot flame unless you have manually turned the system off.

What does the pilot screw adjust?

An air screw adjusts how much air is being delivered thru the pilot circuit: in is rich (less air) and out is lean (more air). A fuel screw adjust how much fuel (or air/fuel mixture) is being delivered from the pilot circuit. In is lean (less fuel) and out is rich (more fuel).

What should a pilot light look like on a gas fireplace?

A healthy pilot flame will be much like a blue “blow torch” flame. It will shoot sideways and be directly on your thermocouple and thermopile sensors. An unhealthy yellow pilot flame is more like a “candle”. It will shoot straight up in the air and will not engulf your sensors.

Why is my fireplace pilot light so loud?

If there is a roaring sound that occurs when the pilot light is on, it is usually because the flame needs to be adjusted. A grinding or shrieking noise is usually caused by a fan or blower. … Newer gas fireplaces with blowers are usually a lot quieter than a lot of older fan systems, which can sometimes be quite noisy.

How high should the flame be on a gas fireplace?

Then, turn the gas on and light the pilot. Turn the burner on and set the flame height to high. Take a reading. This time, you want to see an ideal reading of 3.5 inches or the pressure rating indicated in the manual.

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What color should pilot flame be?

Inspecting a Gas Furnace Pilot Light Flame A natural gas flame should be a bright blue color with a small amount of yellow at the very tip. A propane flame will have more of a bluish-green flame with a tinge of yellow at the tip. The flame should strong enough to cover about 1/2 inch at the end of the thermocouple tip.

What color should pilot light be on gas fireplace?

The color of the pilot light should be blue because that means that only natural gas—without any other condensates—is reaching the pilot light through the gas main. The principal chemical compound found in natural gas is methane, and methane burns blue.

How do you adjust the flame on a superior gas fireplace?

To Adjust the Flame or Turn Off the Fireplace To make the flame in the fireplace higher or lower, simply adjust it by turning the gas valve counterclockwise to increase it or clockwise to decrease it as desired. To shut down the fireplace completely, turn the gas valve clockwise all the way to the “off” position.

How can I improve my gas fireplace?

1. Blue, green, red, and yellow fire glass.
2. Charred wood style ceramic fiber logs set.
3. Birch and oak style ceramic fiber logs set.
4. Colored fire stones.
5. Geometric shapes.

How do you adjust the pilot light on a gas log?

Turn the screw on the control panel to adjust the size of the flame. Use a screwdriver. A clockwise turn will make the flame smaller and the counterclockwise turn will increase it. If you have a lo-hi button on the fireplace – use it!

What is the air shutter on a gas fireplace?

Open-front gas fireplaces often have an air shutter on the gas line feeding the burner, for adjusting the fuel-air mixture. On fireplace models with glass doors, adjustable vent shutters beneath the doors regulate the amount of combustion air.

Where is the air shutter on a gas logs?

If your fireplace has glass doors on the front, there may be a section of air intake shutters along the bottom. These shutters need to be open whenever a fire is burning in the firebox. They also need to be clean.

How do you adjust a carburetor pilot screw?

Start the engine and warm it up to normal operating conditions. Connect a tachometer. Adjust the idle to the required specification. Generally the pilot screw adjustment procedure involves turning the pilot screw in or out in small increments until the idle climbs as high as it will go.

How do you adjust air mixture screws?

1. Tightening the screw weakens the air and fuel mixture and decreases the amount of fuel flowing to the engine.
2. Tightening the screw is also called making the fuel mixture leaner, which lowers the RPMs at which the engine idles.

What happens if your pilot jet is too big?

Typical Lean Conditions: – The engine won’t respond when the throttle is snapped open, but it picks up speed as the throttle is closed. (A too-large main jet also mimics this symptom.) – The engine runs hot, knocks, pings and overheats. … – Popping or spitting through the carb occurs when the throttle is opened.

Should I turn off the pilot light on my gas fireplace in the summer?

Your Utility Bill Perhaps the most important reason to turn off gas fireplace pilot light in summer is because of the money and energy you will be saving. If you leave the pilot light on during the summer it is simply sitting there burning gas, which is wasting gas and contributing to an exorbitant energy bill.

How much heat does a pilot light give off?

Just how much gas does a pilot light consume? Most pilot lights will consume about 600 BTU’s of gas/hour. With 24 hours in a day, that’s roughly 14,400/BTU’s each day.

Does a pilot light give off heat?

Although the flame from a pilot light is small, it’s still heat. Depending on where you live, you might not want any extra heat being generated inside your home during the blazing summer months. A pilot light means heat, and it also means fuel usage.

Can you clean a pilot light?

Use your pliers or wrench to remove the pilot light and thermocouple from the bracket. Using the wire brush, brush away the carbon buildup and soot from both components. For hard to reach areas and stubborn buildup, use the metal file. Wipe away dust with a soft cloth or burst of compressed air.

How do you fix a yellow pilot light?

If you notice that you pilot light is burning yellow instead of blue, contact Jerry Kelly. The issue can typically be fixed by cleaning out the air intake valve to the pilot light, which should only be done by a professional who knows how to access and repair the part.

Why does my pilot light keep going out on my gas logs?

If the pilot light on your gas fireplace won’t stay lit, a very likely culprit is a component called a thermocouple. A thermocouple is a safety device and is a component of the ignition system. Its purpose is to not allow the gas valve to open if the pilot light isn’t lit.

Should you be able to hear a pilot light?

If it’s on, then turn it to off and leave it for a few minutes. If it’s off, turn it to pilot and hold it down (this causes gas to flow). When holding it down, you should be able to hear gas flow (it’ll be very faint noise).

How can I make my gas fireplace quieter?

1. Tighten the burner assembly. As mentioned, a popping noise made by your fireplace can mean that the joints in the burner are leaking. …
2. Clean the fireplace blower. …
3. Clean the gas supply and pilot light from any obstruction.

How can I make my fireplace fan quieter?

Cleaning a fireplace blower every few years keeps it running quieter and longer. Remove the blower and suck out as much dust as possible with a shop vacuum. Gently brush across the fan blades with an old toothbrush, taking care not to bend the blades. Then vacuum a second time.

Is there always a small flame in a gas fireplace?

The little flame you see in your gas fireplace after you have turned it off is called a pilot light. A Standing Pilot Light runs constantly, whether your fireplace is on or off. … What that means is that you don’t have a pilot light burning in your fireplace year around. When your fireplace is off, it’s all off.

Why are flames blue in gas fireplace?

You get a blue gas flame with a hydrocarbon gas when you have enough oxygen for complete combustion. When you do have sufficient oxygen, the gas flame appears blue because complete combustion creates enough energy to excite and ionize the gas molecules in the flame.