BR400 Backpack Leaf Blower

How to Identify and Fix Common Gardening Problems ?

We provide a variety of viewpoints on how to identify and fix common gardening problems. Our sources include academic articles, blog posts, and personal essays from experienced gardeners :

Over time, the spark arrestor can become clogged with soot. If the spark arrestor is clogged, the engine may not start. To unclog the spark arrestor, remove it and clean it with a wire brush. You may also replace the spark arrestor.
A leaf blower that won`t start at all may require fuel. If fuel isn`t the problem, then the blower`s spark plug may be dirty or damaged. Remove the spark plug, and wipe it dry with a clean rag. Crank the engine several times with the starter to clear the combustion chamber, and replace the spark plug.
If your blower is having a difficult time starting, then you may be dealing with a carburetor issue. The carburetor`s job is to ensure the proper mix of fuel and air is directed to the blower`s engine. As mentioned, the carburetor can become clogged, making it difficult for fuel and air to enter the engine.
Why won`t my blower start? There are many different reasons why a leaf blower may fail to start, including stale fuel, engine flooding, dirty air filters, faulty spark plugs, defective batteries, blown fuses, and contact issues of the power switch.
Use your right hand to grab the starter handle. Pull starter handle until you feel resistance, then give it a brisk pull. Always guide rope back into the housing. Repeat until you hear the blower burp or try to start.
If your STIHL chainsaw is going to have a problem, it`s likely to be with a worn carburetor, bad spark plugs, loose fuel hoses, or clogged fuel lines. You should also inspect the fuel intake system and ensure that there are no compression issues.
Check the Spark Plug and Ignition System

Fuel on the Spark Plug: If there`s fuel on your spark plug it likely means you flooded your snowblower engine trying to start it, so simply clean the fuel off of your spark plug.

The BGA 57 has a run time up to 25 minutes on a single charge with the AK 20 battery*, making it an ideal choice for homeowners to care for their yard, deck, sidewalks, driveway and more.
If your STIHL chainsaw is going to have a problem, it`s likely to be with a worn carburetor, bad spark plugs, loose fuel hoses, or clogged fuel lines. You should also inspect the fuel intake system and ensure that there are no compression issues.
If your STIHL chainsaw is going to have a problem, it`s likely to be with a worn carburetor, bad spark plugs, loose fuel hoses, or clogged fuel lines. You should also inspect the fuel intake system and ensure that there are no compression issues.

Discover Relevant Questions and Answers for Your Specific Issue

the most relevant questions and answers related to your specific issue

Run for a second a quits – Stihl BR400 Backpack Leaf Blower
ANSWER : 3 things you need for an engine to run.

Spark, Fuel, Compression.
Check you have all 3 and that they are GOOD. I suspect its a fueling issue, Either Its not getting to the carb or not getting to the cylinder.

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Br500 wont start – Stihl Br550 Br500 Backpack Blower Fan Wheel 42827003400
ANSWER : Fuel filter inside the tank and inline
bad start stop switch
bad carbiration
bad spark plug {burned}
bad ht cable
bad magnito coil

take your pick and rull them out one by one

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Manual stihl BR 420 – Stihl BR400 Backpack Leaf Blower
ANSWER : Http://www.stihlusa.com/stihl_ownersmanuals/br340_420_manual.pdf

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Stihl BR 400 causes for no spark – Stihl BR400 Backpack Leaf Blower
ANSWER : Check the shire pin on the flywheel and also check your on/off switch

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How to adjust my throttle cable on my backpack blower br 550 sthil
ANSWER : The cable has streched out
you may need to shorten it to get an adjustment range

you could always look up the manual
it tells you how to do this in it

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Timming pull string is hard to pull wont start. i replaced the rings
ANSWER : Take out the spark plug and try turning it over

sounds like too much oil inside it
can cause compression issues
drain clean the oil
you can tell lots with no plug in
could be anything in the transmission to the trimming head
perhaps the clutch is seized up

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<!– from fixya rte –>Why does my leaf blower lack power – Stihl Magnum Br600 Professional Backpack Leaf Blower
ANSWER : Could be worn plug,bad gas,dirty air filter.Don’y buy your plug from stihl,too high ,go to autozone.The filters you have to get from them,i use there oil mixture,

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Where should the s on the flywheel be set
ANSWER : S = spark
so needs set to where the pickup coil is

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