Reasons and Solutions for Mr. Heater Pilot Light Problem
- Malfunctioned Sensor. Whenever the pilot light will not ignite, this signifies a problem in the device sensor.
- Clogged Pilot Tube. If you’re still having bad issues with Mr. Heater Pilot Light, try to assess the pilot line or...
- Dirty Thermocouple. Another culprit behind the troubleshooting of your heater...
Full Answer
What are the most common problems with Mr heater Big MAXX?
The most common Mr Heater Big Maxx problems experienced by users are – the pilot won’t ignite or won’t stay lit, the burner doesn’t ignite or ignition is delayed, whistling noise when the burner is lit, white residue, and burner backfiring during operation. Read our troubleshooting guide to fix any of these issues ASAP.
How to light a Mr heater?
How to light a Mr Heater: You need to open the gas flow by turning the valve counterclockwise, then push and turn the front knob to start or light. Hold the knob till it has been lit.
What to do if your Mr heater pilot light is not working?
If you’re still having bad issues with Mr. Heater Pilot Light, try to assess the pilot line or tubing. This part usually accumulates dirt and unwanted debris when frequently used. Check the pilot structure of the heater by peeping the small window close to the knob.
Why is the flame safety sensor on my Mr heater not working?
When the flame safety sensor does not detect flame because they are either dirty, you are having bad flame sensor, broken wire or bad control board. Another reason your Mr. Heater Big Maxx System lockout may be occurring is that there’s an issue with one of the gas functions.
Why will my Mr heater not stay lit?
When a propane heater won't stay lit, often what is happening is that the propane heater may sense that the flame is defective in some way, triggering the propane heater's safety functions and causing it to shut off. The problem may be a genuine defect or it could be an issue with the sensor.
How do I fix my Mr Buddy heater?
0:292:26Buddy heater not working? try this - YouTubeYouTubeStart of suggested clipEnd of suggested clipSome of the cotton off of there. And then you're just gonna moisten it just a little bit it doesn'tMoreSome of the cotton off of there. And then you're just gonna moisten it just a little bit it doesn't need to be soaking wet again cuz rubbing alcohol is extremely flammable.
How do I fix the pilot light on my Mr heater?
1:224:20Easy Mr. Buddy Heater FIX - No pilot light and won't stay lit - YouTubeYouTubeStart of suggested clipEnd of suggested clipLight. Here i just took a capful. And i'm going to take my q-tip. And put it in the alcohol. We'reMoreLight. Here i just took a capful. And i'm going to take my q-tip. And put it in the alcohol. We're going to go ahead and stick. It into the pilot light and it's going to go all the way.
How do I fix my big Maxx Mr heater?
0:071:47Won't light! How to repair a Mr. Heater Big Maxx shop heater. Quick Fix!YouTubeStart of suggested clipEnd of suggested clipHeater and they told me to take this cover off you use a 5/16 socket there's four bolts just popsMoreHeater and they told me to take this cover off you use a 5/16 socket there's four bolts just pops right off. And they told me I'd take the cover off and there's a plastic hose.
How do you bypass the safety switch on a Mr heater?
1:414:05Little Buddy Mr Heater Tip sensor bypass - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe gas on the unit here so by pulling those apart I bet this one in a little bit and slid it insideMoreThe gas on the unit here so by pulling those apart I bet this one in a little bit and slid it inside to make connection.
How do you bypass a thermocouple on a Mr heater?
3:556:48How to bypass your thermocouple on a propane heater - YouTubeYouTubeStart of suggested clipEnd of suggested clipMore waiting for the stupid thermocouple. To light now. That's how you bypass it oh and let me showMoreMore waiting for the stupid thermocouple. To light now. That's how you bypass it oh and let me show you which one this is just one of us here is let me show you the parts.
What would cause propane heater to stop working?
The most common reasons for a non-working propane heater are a dirty thermocouple, a thermocouple that is too far from the flame, a blocked pilot tube, an empty/overfilled gas canister, and drafts. Fortunately, the majority of homeowners will be able to take care of these issues on their own.
Why will my propane heater not light?
When your propane heater's pilot light doesn't stay lit, it's most likely because of a dirty thermocouple, a dirty pilot, and a clogged orifice. The heater will also fail to work, in case it is placed in a windy area – a wind barrier will get the problem solved.
How do I reset my propane heater?
Relight the pilot light by holding a lit match to the pilot flame jet's opening. Turn the circuit breaker back on, and then turn the main gas supply back on. Press and hold the reset button for about 30 seconds and raise the temperature on the thermostat.
How do you clean a flame sensor?
1:024:00Proper Cleaning of a Furnace Flame Sensor - YouTubeYouTubeStart of suggested clipEnd of suggested clipThere the factory recommended way of cleaning them is either with a piece of steel wool or actuallyMoreThere the factory recommended way of cleaning them is either with a piece of steel wool or actually scraping them with a straight edged knife. Or something similar to a knife.
Why does my propane heater flare up?
Insects get in the air tubes and clog it up in the summer time, you need to clean the gas/air tube where the 2 holes are that let air in to mix with the gas. I had the same problem once, the station that filled my propane tank put too much in and it was flaming up about 2-3 inches above the chrome gaurd.
Does Mr heater have a thermostat?
Mr. Heater Thermostat is compatible with the Big Maxx series of Unit Heaters, Garage heaters and the MHT45 Tube heaters.
Pilot Flame Stays On When I Release the RED ON Button?
This is another common issue among the entire family of Mr. Heater Buddy products.
Little Buddy Heater Lights But When I Release The On button, The Pilot Goes Out?
The first thing you should do is make certain your pilot luck hasn’t become stuck. This is more common than you might think! Rapidly pressing the OFF switch several times should work at releasing your spring.
Big Buddy Heater Pilot Blows Out
There are a few different potential causes of this issue that you will want to check out.
Heater Portable Buddy Will Not Stay Running
The pilot may be blocked once again, so make it a point to check that out first.
Buddy Heater Igniter Not Clicking
Is your igniter not clicking? This almost certainly means the spark isn’t being generated as it should. If the spark is too weak, you may need to clean or replace some heater components. You should also make sure that you have plenty of propane in the tank.
Heater Buddy Thermocouple
When you let go of the ON switch, does your heater light only go out almost immediately afterward? Should this be the case, you may need to check out the thermocouple.
Buddy Heater Not Working With 20LB Tank
A 20lb tank can run for upwards of 110 hours with your Buddy Heater. However, if you find that it just isn’t working as it should, you will need to address a couple of possible issues.
How To Test An Ignitor?
Here’s how you conduct an ignitor spark test to see if it’s working properly or not.
4. Delayed Ignition
Delayed ignition puts you in a very risky position. As gas will keep building up till the burners ignite resulting in explosions. You’ll most likely hear booming noises if your heater has this problem. Take a look at what might be causing this problem-
5. Whistling Noise When Burner Is Lit
If you hear a whistling sound every time your burner is lit, there can be some issue behind it. Let’s take a look at the possible causes.
6. White Residue Found
White powder residue formation in the burner box or on nearby walls or furnishings is another common problem you see with heaters. This happens because vapors from furniture polish, wax, carpet cleaners and other similar products turn into a white powder residue when heated.
7. Burner Backfiring During Operation
You should treat this problem carefully. Fix this issue ASAP. Call in a licensed professional for help if you don’t have much experience with home appliances. Here are the possible causes behind this problem.
How much propane does a Mr heater use per hour?
The burn rate of a gallon of propane is roughly 100,000 BTUs (British Thermal Units) per hour. This means that if you operate your heater continuously (30,000 BTUs), you’ll use around 1/3 gallon of propane every hour. Your heater would use around 1 gallon per hour at 33,000 BTUs.
How long will a 20 lb propane tank run a heater?
In an outdoor gas heater, a regular 20-pound propane cylinder can last up to ten hours.
Can you Light a Buddy Heater with a Lighter?
It has been said that a stick lighter is the best way to light this heater model when using a lighter. The process doesn’t change too much as all you have to do is turn the gas on, hold the valve down and then use the lighter to light the pilot light.
How to Light a Little Buddy Heater
The first step is to make sure you have the right environment and all your parts are set up correctly. By right environment, you do not have a lot of wind blowing at the time you want to get this heater started.
Mr. Heater Little Buddy Instructions
When you look at the manual, there are a lot of instructions to follow just to use this little heater. many of those instructions are simple safety tips to make sure nothing bad happens to you when you use this device.
Mr. Heater Propane Not Lighting
There can be any number of things that can go wrong with this heater. Usually, it is in the lighting mechanism where you will find most of the issues. When the heater does not light, you have to start searching to find the problem.
Common Mr. Heater Lighting Problems
1. Sensors - this is a very common issue you may face more than once in the time you own a Mr. Heater. The sign that lets you know this is the problem is when the pilot light won’t stay lit.
Heater Big Maxx Keeps Running
One thing that may be causing your heater to keep running may be a clogged, dirty air filter. If you have such a thing in your heater, it may not send enough heat into your home, thereby causing the heater to keep running.
Why Does My Mr. Heater Keep Shutting Off?
If you’re having issues with your Mr. Heater about shutting off constantly, it may be that the thermocouple is too far from the flame.
Heater Big Maxx Short Cycling
There are several reasons why your Mr. Heater Big Maxx may be short cycling. These include:
Heater Big Maxx Circuit Board Problems
If your heater has circuit board problems, the issue might be either it has loose wiring, clogged filters, dirt, or the wrong fuse.
Heater Big Maxx No LED Light
The indicator light on the control panel is out of order. The first thing to do when this happens is to check all the batteries in the remote and replace them, if necessary, with new ones.
Heater Big Maxx System Lockout
The reason why your Mr. Heater Big Maxx System has lockout is that it detects a problem. Either the pilot is not lit, or there’s an issue with any of your gas functions.
Heater Big Maxx 3 Flashes
The first thing to check is that the power cord from your Mr. Heater Big Maxx runs into a GFCI outlet or has been recently replaced with one.
1. Malfunctioned Sensor
Whenever the pilot light will not ignite, this signifies a problem in the device sensor. Sensors are programmed to detect heating problems.
2. Clogged Pilot Tube
If you’re still having bad issues with Mr. Heater Pilot Light, try to assess the pilot line or tubing. This part usually accumulates dirt and unwanted debris when frequently used.
3. Dirty Thermocouple
Another culprit behind the troubleshooting of your heater is a dirty thermocouple. A thermocouple works by directing heater gas valves when to operate in opening and closing.
4. Damaged Gas Valve
Technically, gas valves are responsible for fueling up the heater to make it work. If this becomes damaged due to clogged dirt or debris, the heater won’t light.
5. Defective Electronic Spark Mechanism
If you happen to guess that the electronic spark mechanism is defective as the blower is turned on. Well, you must reroute the wirings of the heater. And to do this, proceed to the steps below.
6. Clogged Burner Orifice
When the pilot heater does not light properly, there may be a lot of reasons behind it and one of them is the dirt burner orifice. Using a heater gathers dirt and debris over time.
Small Pilot flame on MrHeater MHBF20lpt & pilot won't stay on
You will probably need to remove the pilot orifice and clean it out use a small needle or orifice cleaning rod. The pilot flame is not big enough to keep the thermocouple engaged.
When I press down and
When the pilot lights continue holding the button down for a full minute and then release. It should stay lit then to allow you to turn it to the on position. If the pilot will not stay lit after holding it for the full minute, then the thermocouple will need to be replaced. Hope this helps.
Mr. Heater Big Maxx - Green light is off. I put in a new 3 amp fuse (even thought the original looked ok) and light is still off. Checked wires at connection and have good volts. Basically new unit
With multimeter check l1 to ground on control board. Also check 24vac to ground to verify high and low voltage present at board.
My mr. Heater lights only stays lit for about 3 minutes and then it goes out
I had this same problem with my heater. I cleaned the propane tube where the flame comes out (after it’s off and cooled down) with a Qtip and some alcohol. After removing some cotton, it will fit all the way down to the end of the tube. Repeat until it comes out clean and stays lit.
Pro installed new Mr. Heater 2500btu radiant natural gas heater to Mr.Heater specs. when checked ceiling and the wall are hot 180 degrees is this normal or is something wrong or need heat shields?
There is nothing on line about heat shields I would go direct to M r heater with model and serial number and ask them .
Why does my Big Buddy Mr. Heater make a whistling or humming noise?
mr heater makes a whistling sound as gas escapes around the gasket of the ceramic heating elements, that is ,all around the outside edges of the ceramic heating elements.
How do i disable the oxygen sensor on a mr buddy heater
The responses so far I don't believe are answering the question. Instead, they are mentioning potential problems not related to the question.