I have one of these $50 Bernzomatic trigger start torches. It has never really worked all that well. The gas adjuster never felt right and the pressure was o...Bernzomatic propane torch won’t light properly. Clean or thaw the valve to fix. The valve on the tank it self could be blocked/frozen, but this is unlikely as you tried an alternate tank. Let the tank slowly warm up to room temperature to fix. The vent holes near the tip of the torch could be blocked, not allowing enough oxygen to mix with ...Open the propane valve on top of the cylinder counterclockwise very slowly. Spray the soapy solution on each area of the weed burner that connects to another. Starting from the cylinder end the fittings are on the cylinder and gas hose, the opposite end of the gas hose and the flame-adjusting valve, and the flame-adjusting valve and vapor torch.Dec 23, 2020 · Here are the three most common types of torches for desoldering that you need to know about: Propane torches: Propane torches are the most appropriate for copper pipes or tubing. It is most commonly used to join copper pipes or fitting together. It is also the easiest type of torch to use. Brazing torches: Brazing torches are used for brass pipes. Sounds like you got plenty of propane just not enough air for it to light. If no you might have to swap it out for another. Just the gas adjustment knob. This is the torch I have. I use butane torches so this is a total guess but in the add it states it has a pencil tip. Could that be why you only get a small flame.My MagTorch brand self igniting propane torch started leaking propane inside the handle. In this video I take it apart, quickly discuss how it works and how...November 2002. Turbo Torch Troubles. Rich has the right idea here. Unscrew the tip, then remove the orifice with a small allen wrench. You can then screw the orifice into the other end of the torch and blast some Mapp gas or propane through it to clear the opening. Then just reassemble it.Aug 17, 2021 · Propane Torch Weed Torch Weed Burner - Electri Automatic Ignition, 800 000 BTU Propane Weed Torch with 10FT Hose, Push Button Electronic Spark Generating Powered by AAA Battery (not include） 4.5 out of 5 stars 139 They make propane specific regulators but an acetylene regulator will work fine. For cutting need to use propane tips and propane rosebuds for heating. You can't weld with propane though, only braze. The gauge for acetylene is red at 15 PSI but no problem to go to 20 or 25 PSI when using propane.When attached to a cylinder valve and tightened, the brass fitting will push the internal valve open and allow gas to flow out of the cylinder to the appliance, if the handwheel is in the open position. This fitting must be in place for gas to flow out of the cylinder. Otherwise, turning the handwheel will not produce the intended result. There's a smaller, lighter colored flame, then, surrounding that, there is a larger flame, usually darker in color. You want the tip of that inner flame just a little bit away from the joint. That is the hottest part of the flame. If you engulf the whole fitting by having the torch too close, it won't get hot enough with propane.My Bernzomatic decided to stop working so I decided to see if I could fix it. Lighting in this vid is bad and I apologize!Most Versatile. A powerful weed torch that works well for a variety of tasks and is reasonably priced. Reaches 500,000 BTUs, making it well-suited for anything from ice melting to melting asphalt. Compatible with a range of propane tanks. The 10-foot hose allows a good amount of maneuverability. Fully assembled. Pump a few 3-second bursts of butane into the lighter with the stem of the can inserted into the valve of the lighter. When the lighter is fully charged, butane will begin to leak out the stem and will not enter the lighter. Make sure the lighter isn’t overfilled. Stop adding butane as soon as it seems full.July 15, 2022 DIY If your Bernzomatic propane torch is not working correctly, you don’t need to panic as you have a good chance of repairing it. Before we dive in to answer how to fix a Bernzomatic propane torch, let’s first try to understand the problems your torch is experiencing.the torches are needed more in winter, for thawing frozen yard hydrants. and everything else that screws up due to winter cold. First off, the torches never seem to burn properly in cold weather. I. guess the propane is cold so it likes to shoot out flat flames that spit. an sputter and generally be a pain in the ass to use.May 6, 2020 · The electronic igniter is working, but will not light. When lit with another source, it wouldn't stay lit. Adjusting the air intake solved the problem com... Find Product Documentation. Hand Torches and Torch Kits. Utility Lighters. Fuel Cylinders. Brazing & Welding Rods. Accessories.Step 1 Turn the gas-release valve to the left to lock the opening up. This prevents any propane from escaping. Video of the Day Step 2 Clean off the opening on the propane torch with a soft, damp cloth. This removes any residue from the torch, ensuring the propane has a clear air-flow. Step 3 Turn the gas release valve to the right. Feb 25, 2023 · Shut the top main valve on the propane tank by turning the valve in a clockwise direction. Place the open jaws of the crescent wrench over the large bolt of the tank’s gas regulator. This is located at the meeting point of the propane tank and the gas regulator. Use the thumbscrew to grip the jaws around the large nut. Dec 29, 2020 · In this video I show you how to fix a weak flame on a propane torch. Basically if your flame on your torch doesn't have a lot of power as it would when new,... If the igniter is working, but the torch still won’t light, the problem may be with the nozzle. The nozzle is the part of the torch that controls the flow of propane. Hence, if the nozzle is clogged, the propane will not come out of the torch. To clean the nozzle, remove it from the propane torch and then use a wire brush to remove any dirt ...The torch features a trigger-start ignition and an adjustable flame control knob. Flame control valve easily sizes flame and extinguishes when finished. Use only with propane fuel, such as the Bernzomatic 14.1 oz. Propane Hand Torch Cylinder. Versatile webbed flame completes a variety of household projects, including small diameter soldering ...While these are popular, we recommend ensuring that the Handheld Torches you consider have the right mix of features and value. Some common features to consider are Type and Uses Propane. Lincoln Electric Heating Torch Kit #KH825-03; BernzOmatic Heating Propane Torch Kit (14.1-oz) #TS3500K; BernzOmatic Soldering Propane Torch Kit (14.1-oz) #361546Propane weed burner... Rookie mistake. I have my propane torch now and we have even had a few days w/out dangerous winds. However, I have a problem with the smaller nozzles in that the flame goes out when turned to the ground. This is because the new 20# grill tanks were all manufactured with a highly restictive control valve in it.For this reason, they do not have a pressure regulator to control the flow of fuel through the torch. When these torches are inverted, the liquid propane works its way through the torch and extinguishes the flame. For work that requires inversion, we recommend a pressure-regulated torch, such as the MT535C, MT551C, MT555, MT560C, MT565C, or MT579C. The basic soldering tool is a propane torch, which consists of a regulator and tip combination that you screw into the top of a small tank. To operate, open the fuel adjustment valve and light the tip. For lighting ease, we recommend the regulator that has a built-in igniter (above left). The gas lights at the push of a button.The longevity of your propane tank depends on the size of torch and propane tank. Most of our hand held torch kits require a 20# propane cylinder which will last from 45mins - 2 hours depending on a few different factors such as your torch kit size, outside air temperature, etc. The Mini Dragon™ operating on a 1# cylinder will last 1-2hrs. Jul 3, 2023 · Bernzomatic TS4000 Trigger Start Torch 361524 The product is map-pro, trigger start torch, instant on/off trigger increases fuel savings & convenience, lock button keeps torch lit for finger-free use, replaceable brass tip, burn tip produces swirl flame for maximum heat output, pressure regulated to burn in all directions, cast aluminum construction provides added durability, for use with ... My MagTorch brand self igniting propane torch started leaking propane inside the handle. In this video I take it apart, quickly discuss how it works and how...Oct 14, 2021 · While it may seem obvious, your propane torch will not work if it doesn’t have any fuel. Be sure that the fuel levels in your propane torch are at acceptable levels. If the fuel levels are full and the torch is still not functioning, that brings us to our last step. the torches are needed more in winter, for thawing frozen yard hydrants. and everything else that screws up due to winter cold. First off, the torches never seem to burn properly in cold weather. I. guess the propane is cold so it likes to shoot out flat flames that spit. an sputter and generally be a pain in the ass to use.May 5, 2018 · It goes all mini flame thrower. I won't claim that it's a safe thing to do because it probably isn't, 😜 but it is cool. Don't try this at home unless you wi... Poke the end of a safety pin into the small hole on the side of the regulator below the torch nozzle. Work the pin around in a circle and side to side to dislodge any dirt or other material that might be clogging the system. Blow compressed air into the regulator hole. Reconnect the propane canister and try igniting the torch in the normal manner.Pump a few 3-second bursts of butane into the lighter with the stem of the can inserted into the valve of the lighter. When the lighter is fully charged, butane will begin to leak out the stem and will not enter the lighter. Make sure the lighter isn’t overfilled. Stop adding butane as soon as it seems full.Dec 29, 2020 · In this video I show you how to fix a weak flame on a propane torch. Basically if your flame on your torch doesn't have a lot of power as it would when new,... Forges tend to create a little back pressure, so in some cases a burner will stay lit in a forge that would blow itself out in open air. Yet another possibility is if that torch was designed to be connected directly to a propane tank with no regulator, then it may actually require higher pressure to function correctly.Fix the Igniter The igniter tends to be one of the more common issues when a propane torch won’t light. It is one of the primary moving parts and has a higher tendency to experience faults. Automatic and Instant On/Off Ignitions Open up the valve inside of your fuel cylinder.It is also the easiest type of torch to use. Brazing torches: Brazing torches are used for brass pipes. While this type of torch can still be used for copper pipes, it can be more difficult to use compared to the propane type. Mapp gas torches: Last but not the least, Mapp gas torches have gained popularity over the recent years and may be used ...Butane torches and propane torches may operate similarly, but they’re not shaped the same. A propane torch has a head that curves inward, whereas a butane torch has a straight head. The propane torch is shaped this way so the flame can be concentrated closer to the material. The closer the flame is to the material, the more precise the torch ...Without a regulator, when the torch is turned upside down, liquid propane works its way through the torch and puts the flame out; Size of torch flame varies with pressure in the tank. Pressure is a function of temperature: The colder the temperature, the lower the pressure. Your torch has two flames, an outer flame and an inner.BernzOmatic Soldering Propane Torch Kit (14.1-oz) A multi-purpose propane torch designed for a variety of household projects including small diameter soldering, thawing, melting and heat application. The torch features a trigger-start ignition and an adjustable flame control knob. Kit includes a 14.1 oz. propane-filled cylinder. View MoreNov 5, 2017 · The Mag-Torch MT525 self-lighting propane torch creates a high intensity triple point flame for general heating applications. The adjustable flame knob allows for flame control and fuel economy. Self-lighting. Triple point flame for high heat. Fuel control knob allows for easy on/off. Constructed with a brass valve. Jan 26, 2023 · When you have a propane torch that won’t stay lit (or doesn’t light at all), then there are multiple approaches you can take to fix the problem. Heads up! If you’ve tried everything and would just rather replace the torch, we recommend this FRCTL model from Amazon ( affiliate link ). Pump a few 3-second bursts of butane into the lighter with the stem of the can inserted into the valve of the lighter. When the lighter is fully charged, butane will begin to leak out the stem and will not enter the lighter. Make sure the lighter isn’t overfilled. Stop adding butane as soon as it seems full.My MagTorch brand self igniting propane torch started leaking propane inside the handle. In this video I take it apart, quickly discuss how it works and how...Step 1 Turn the gas-release valve to the left to lock the opening up. This prevents any propane from escaping. Video of the Day Step 2 Clean off the opening on the propane torch with a soft, damp cloth. This removes any residue from the torch, ensuring the propane has a clear air-flow. Step 3 Turn the gas release valve to the right.The torch features a trigger-start ignition and an adjustable flame control knob. Flame control valve easily sizes flame and extinguishes when finished. Use only with propane fuel, such as the Bernzomatic 14.1 oz. Propane Hand Torch Cylinder. Versatile webbed flame completes a variety of household projects, including small diameter soldering ... July 15, 2022 DIY If your Bernzomatic propane torch is not working correctly, you don’t need to panic as you have a good chance of repairing it. Before we dive in to answer how to fix a Bernzomatic propane torch, let’s first try to understand the problems your torch is experiencing.Dec 23, 2020 · Here are the three most common types of torches for desoldering that you need to know about: Propane torches: Propane torches are the most appropriate for copper pipes or tubing. It is most commonly used to join copper pipes or fitting together. It is also the easiest type of torch to use. Brazing torches: Brazing torches are used for brass pipes. Pump a few 3-second bursts of butane into the lighter with the stem of the can inserted into the valve of the lighter. When the lighter is fully charged, butane will begin to leak out the stem and will not enter the lighter. Make sure the lighter isn’t overfilled. Stop adding butane as soon as it seems full.The Mag-Torch MT525 self-lighting propane torch creates a high intensity triple point flame for general heating applications. The adjustable flame knob allows for flame control and fuel economy. Self-lighting. Triple point flame for high heat. Fuel control knob allows for easy on/off. Constructed with a brass valve.MAPP gas torches burn hotter than propane, making them a better choice for modern solder. Five to 10 seconds of heating with a MAPP gas torch is all that’s required before you can feed solder into most 1/2- to 3/4-in. pipes and fittings. Be careful, though. It’s easier to overheat a joint with MAPP gas. If the flux turns black and the ...Oct 14, 2021 · The first step to fixing any igniter is to find the source of the issue. The first step will be to check if the igniter has any spark to it. This step is only applicable to those who have a self-igniting torch. But you will want to press on the button that typically ignites your gas line. This torch is compatible with standard liquid propane cylinders including, 5 lbs., 10 lbs., 20 lbs., 30 lbs., 40 lbs. and 100 lbs. propane cylinders. The Flame King YSN500K Torch includes a 10 ft. hose rated at 350 psi, as well as a brass adjusting valve to control the flame.Weak Flame If your propane torch lights, but the flame is weak, first make sure that your fuel tank is not low. Replace the tank with another full fuel tank and see if the issue persists. If the flame is still weak on a full fuel tank, try cleaning the burn tube.MAPP gas torches burn hotter than propane, making them a better choice for modern solder. Five to 10 seconds of heating with a MAPP gas torch is all that’s required before you can feed solder into most 1/2- to 3/4-in. pipes and fittings. Be careful, though. It’s easier to overheat a joint with MAPP gas. If the flux turns black and the ...4. Best value: Propane Torch Weed Burner, Blow. Get the best results with the most efficient torch head, jammer, and other weed care accessories. The Weed-O-Meter is an affordable, easily portable, and reliable way to check the status of your weed hoe or other gardening tools without having to stop and dig out your equipment. 5. Best durable ...Pump a few 3-second bursts of butane into the lighter with the stem of the can inserted into the valve of the lighter. When the lighter is fully charged, butane will begin to leak out the stem and will not enter the lighter. Make sure the lighter isn’t overfilled. Stop adding butane as soon as it seems full.This propane torch has a turbo-blast trigger, making it perfect for controlling weeds or clearing ice from sidewalks and driveways. The torch generates temperatures over 3000º F with ease when you connect this torch to any standard 20 lb. propane tank. This is a great propane torch for small jobs that need a powerful flame.The orifice on a berzomatic torch today is often combined with the sintered brass filter - the orifice is so small it is virtually invisible - no POSSIBLE way you could clean it with a wire.. It won't even pass liquid propane (and will often kill the flame if you tilt the torch so the head is below the level of liquid in the tank) Reply to. clare.Step 5. Clean the lighter's burner chamber with compressed air. Insert the directional nozzle onto a can of compressed air. Hold the tip of the nozzle about 1 inch from the burner chamber. Direct several short blasts of air to remove any carbon deposits or debris. Advertisement.Step 1 Turn the gas-release valve to the left to lock the opening up. This prevents any propane from escaping. Video of the Day Step 2 Clean off the opening on the propane torch with a soft, damp cloth. This removes any residue from the torch, ensuring the propane has a clear air-flow. Step 3 Turn the gas release valve to the right. Re: Propane torch kit that works upside down. Author: vic (CA) The Lenox LT91 with adjustable flame or LT90 with on/off flame both work great upside down. It's self-Igniting, has cast aluminum body and to me a "perfect" torch. available:Never use this torch upside down. The propane cylinder contains gaseous and liquid propane. If the torch is moved rapidly, tilted too far to the side or upside down, the liquid can enter the valve and cause the flame to flare or extinguish. • Keep a fire extinguisher near where you are using the torch and where you store the torch.November 2002. Turbo Torch Troubles. Rich has the right idea here. Unscrew the tip, then remove the orifice with a small allen wrench. You can then screw the orifice into the other end of the torch and blast some Mapp gas or propane through it to clear the opening. Then just reassemble it. The torch features a trigger-start ignition and an adjustable flame control knob. Flame control valve easily sizes flame and extinguishes when finished. Use only with propane fuel, such as the Bernzomatic 14.1 oz. Propane Hand Torch Cylinder. Versatile webbed flame completes a variety of household projects, including small diameter soldering ...WT2301. The Bernzomatic® Utility Torch offers an adjustable, high-intensity webbed flame and hassle-free, trigger-start ignition. This torch is great for basic DIY repairs, light soldering or lighting grills. For optimal performance, use upright. The Utility Torch is compatible with Bernzomatic Propane fuel, sold separately.I recently faced the same issue. I do not have a plier at hand as mentioned by Tester101. What I did was to use a hammer and a flat screw driver. Put the screw driver head against a grove on the knob. Carefully knock on the screw driver with the hammer. The stuck knob went off quite easily. Share. Improve this answer.Bernzomatic Torch Repair Parts – A Troubleshooting Guideline. April 14, 2023 by Terry A Hankins. Among the popular brazing torches, the bernzomatic torch is one of the best because of its durability and self-ignition capacity. It is suitable for professionals and at-home DIY projects as these torches are usually very long-lasting.Re: Propane torch kit that works upside down. Author: vic (CA) The Lenox LT91 with adjustable flame or LT90 with on/off flame both work great upside down. It's self-Igniting, has cast aluminum body and to me a "perfect" torch. available:Feb 21, 2017 · Forges tend to create a little back pressure, so in some cases a burner will stay lit in a forge that would blow itself out in open air. Yet another possibility is if that torch was designed to be connected directly to a propane tank with no regulator, then it may actually require higher pressure to function correctly. The torch features a trigger-start ignition and an adjustable flame control knob. Flame control valve easily sizes flame and extinguishes when finished. Use only with propane fuel, such as the Bernzomatic 14.1 oz. Propane Hand Torch Cylinder. Versatile webbed flame completes a variety of household projects, including small diameter soldering ... The Mag-Torch MT525 self-lighting propane torch creates a high intensity triple point flame for general heating applications. The adjustable flame knob allows for flame control and fuel economy. Self-lighting. Triple point flame for high heat. Fuel control knob allows for easy on/off. Constructed with a brass valve.Buy on Amazon. While the Hot Max 500G Propane Torch comes in three size options, the star of the show is definitely the 500,000 BTU option. No wonder it’s called the ‘Big Max’. With that kind of strength to its flame, this propane torch seems more like a mad villain’s weapon rather than a household tool.My MagTorch brand self igniting propane torch started leaking propane inside the handle. In this video I take it apart, quickly discuss how it works and how...My self lighting torch broke so I figured I couldn't break it worse so I tore it apart..and fixed it!Without a regulator, when the torch is turned upside down, liquid propane works its way through the torch and puts the flame out; Size of torch flame varies with pressure in the tank. Pressure is a function of temperature: The colder the temperature, the lower the pressure. Your torch has two flames, an outer flame and an inner.This torch is compatible with standard liquid propane cylinders including, 5 lbs., 10 lbs., 20 lbs., 30 lbs., 40 lbs. and 100 lbs. propane cylinders. The Flame King YSN500K Torch includes a 10 ft. hose rated at 350 psi, as well as a brass adjusting valve to control the flame.Apr 30, 2023 · Try using a propane torch to melt gold. As noted before, you must be extremely careful about safety concerns if you are going to use a torch. However, a torch will melt gold within a few minutes. The gold should be placed into a crucible. Then, put the crucible on a fireproof surface, and direct a torch toward the gold within the crucible. Most torches light better when the valve is just cracked open and there is a light gas flow. If your propane torch won’t light, take a look at the following steps for how to fix your torch. Troubleshooting The Igniter Step 1: Instant On/Off or Automatic Ignition. Open the valve of your fuel cylinder; Unscrew the torch tip For this reason, they do not have a pressure regulator to control the flow of fuel through the torch. When these torches are inverted, the liquid propane works its way through the torch and extinguishes the flame. For work that requires inversion, we recommend a pressure-regulated torch, such as the MT535C, MT551C, MT555, MT560C, MT565C, or MT579C.
There's a smaller, lighter colored flame, then, surrounding that, there is a larger flame, usually darker in color. You want the tip of that inner flame just a little bit away from the joint. That is the hottest part of the flame. If you engulf the whole fitting by having the torch too close, it won't get hot enough with propane.. H near me
Pump a few 3-second bursts of butane into the lighter with the stem of the can inserted into the valve of the lighter. When the lighter is fully charged, butane will begin to leak out the stem and will not enter the lighter. Make sure the lighter isn’t overfilled. Stop adding butane as soon as it seems full.Never use this torch upside down. The propane cylinder contains gaseous and liquid propane. If the torch is moved rapidly, tilted too far to the side or upside down, the liquid can enter the valve and cause the flame to flare or extinguish. • Keep a fire extinguisher near where you are using the torch and where you store the torch.To unclog a propane torch, we need a pot, 1 or 2 liters of water, a stovetop, and your utmost attention. 1. Take A Medium-Sized Pot. It’s better if it’s not a pot that you use regularly. Fill 70% of the pot with water. Put it on the stove and raise the heat so that the water gets boiled quickly. 2.Jan 19, 2013 · the torches are needed more in winter, for thawing frozen yard hydrants. and everything else that screws up due to winter cold. First off, the torches never seem to burn properly in cold weather. I. guess the propane is cold so it likes to shoot out flat flames that spit. an sputter and generally be a pain in the ass to use. My Bernzomatic decided to stop working so I decided to see if I could fix it. Lighting in this vid is bad and I apologize!WT2301. The Bernzomatic® Utility Torch offers an adjustable, high-intensity webbed flame and hassle-free, trigger-start ignition. This torch is great for basic DIY repairs, light soldering or lighting grills. For optimal performance, use upright. The Utility Torch is compatible with Bernzomatic Propane fuel, sold separately.Never use this torch upside down. The propane cylinder contains gaseous and liquid propane. If the torch is moved rapidly, tilted too far to the side or upside down, the liquid can enter the valve and cause the flame to flare or extinguish. • Keep a fire extinguisher near where you are using the torch and where you store the torch.Sounds like you got plenty of propane just not enough air for it to light. If no you might have to swap it out for another. Just the gas adjustment knob. This is the torch I have. I use butane torches so this is a total guess but in the add it states it has a pencil tip. Could that be why you only get a small flame. 1. You need to heat the copper to point where it is hot enough to melt the solder. I've had problems using propane torches for this purpose, so bought a Mapp torch. Makes all the difference. Another thing that will impede the heating of the copper pipe is any kind of moisture in the pipe.I use an old propane torch nozzle with a refrigeration fitting silver soldered on. The nozzles have a "check valve" to prevent reverse flow. It is on the tip and unscrews with ease. Turn the propane tank up side so liquid flows. Make an adapter to fit the 20 pound tank to a refrigeration hose fitting.Nov 14, 2022 · Some propane torches require a high-pressure regulator, while others require low-pressure regulators. There are also adjustable pressure regulators that help calibrate gas pressure as needed. All propane regulators do not have the same roles. While some are good for high-temperature brazing, others are good for low-temperature welding. the torches are needed more in winter, for thawing frozen yard hydrants. and everything else that screws up due to winter cold. First off, the torches never seem to burn properly in cold weather. I. guess the propane is cold so it likes to shoot out flat flames that spit. an sputter and generally be a pain in the ass to use.Sounds like you got plenty of propane just not enough air for it to light. If no you might have to swap it out for another. Just the gas adjustment knob. This is the torch I have. I use butane torches so this is a total guess but in the add it states it has a pencil tip. Could that be why you only get a small flame.Step 3. Press the plastic nozzle extension tube attached to a can of compressed air against the lighter gas outlet valve. Hold the canister plunger down for one or two seconds. Move the extension tube back an inch or two to blow remaining residue from the lighter recess. Refill the lighter with triple-refined butane gas, and test. The VT 2-23 C propane torch is one of the most convenient to use items. It comes as a fully assembled product and is ready for use. This Red Dragon propane torch can be attached to any available refillable propane tank. However, I highly recommend you to go for the 20-pound cylinder with a hand-tighten tank fitting.Obviously, if your torch was working and has stopped, this will not be the case, but it bears mentioning as it is the most straightforward reason. Check that there is enough fuel in the cylinder. If you are not sure based on the weight of the torch, one trick you can use is to run water down the side of the tank. BUY NOW: US$42.39 (Was US$45), Amazon. 2. Best Torch for Light Welding—Master Appliance PT-2000SI Propane Torch Head. With a large swirl flame that burns up to 3,600° F with propane gas, and can burn MAPP gas up to 3,730° F, the Master Appliance PT-2000SI torch head is best suited for any light welding.Fix the Igniter The igniter tends to be one of the more common issues when a propane torch won’t light. It is one of the primary moving parts and has a higher tendency to experience faults. Automatic and Instant On/Off Ignitions Open up the valve inside of your fuel cylinder..