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Related Small Engine Questions
Deere F510: no spark. The engine last running 3 months ago.
The engine last running 3 months ago. It has sat outside for two years now and the Ants loved my seat (replaced). That being said it always ran and started fine. I've checked the carb and removed the plunger or electrical gas shut off … read more
Curtis B.
Curtis B.
Technician
Associate Degree
15,770 satisfied customers
Read your advice on troubleshooting ignition problems on
Read your advice on troubleshooting ignition problems on newer Stihl saws. I have an MS 311 that is getting no spark. Disconnected the module ground like you suggested, but the problem persisted. I ha… read more
JohnF2015
JohnF2015
High School Diploma
2,694 satisfied customers
I have a stihl fs110rx that wont fire changed the plug and
I have a stihl fs110rx that wont fire changed the plug and the coil still no spark … read more
Curtis B.
Curtis B.
Technician
Associate Degree
15,770 satisfied customers
Stihl fs 55c trimmer good compression cleaned out carb new
Stihl fs 55c trimmer good compression cleaned out carb new coil. pops when primed thru spark plug hole...butt won't start or run. replaced carb with new one...still won't start or run… read more
JON
JON
Master Service Tech
MASTER SERVICE TECHNICIAN
4,262 satisfied customers
I have a Stihl FS 55 trimmer. I just wouldn't start a couple
I have a Stihl FS 55 trimmer. I just wouldn't start a couple of years ago, so, bought a new one. As the Stihl is s straight shaft handlebar model, I'm needing it to clear some brush with the blade att… read more
Donald
Donald
Small Engine Technician
High School
2,721 satisfied customers
My stihl 271 chainsaw will not firer it was fine the last
my stihl 271 chainsaw will not firer it was fine the last time I used it ive pulled the plug an even held on to it while pulling the rope the saw is only 1anhalf years old … read more
JohnF2015
JohnF2015
High School Diploma
2,694 satisfied customers
I have a Stihl fs 110 trimmer and Yazoo mower with Briggs&Stratton
I have a Stihl fs 110 trimmer and Yazoo mower with Briggs&Stratton 8.5hp engine and both quit working after 2-3 hrs of use (same day - one uses oil mix, the other just gas). Neither one will start now… read more
Curtis B.
Curtis B.
Technician
Associate Degree
15,770 satisfied customers
Jon, I have been reading your advice regarding no spark on a
Hi Jon, I have been reading your advice regarding no spark on a Stihl MS391 as I seem to have the same problem. There is no spark visible even with the lead to the kill switch disconnected. I've tried… read more
Donald
Donald
Small Engine Technician
High School
2,721 satisfied customers
I have a stihl fs 46 string trimmer When I went to use it
I have a stihl fs 46 string trimmer When I went to use it this year, it starts but won't run much faster than idle. When I give it some gas it bogs out and dies. I put a new carb on it 2 years ago. I … read more
Vince O.
Vince O.
Small Engine Technician
High School or GED
2,943 satisfied customers
I have a Stihl FS 36 weedeater. After a year of storage it
I have a Stihl FS 36 weedeater. After a year of storage it had no spark.New plug didn't help. I eventually replaced the module w/ one from a "junk" FS 36 I had collected and got spark. It ran like a s… read more
Richard
Richard
Senior Mechanic & Technician
2,334 satisfied customers
I have a stihl fs 250 weed trimmer that just wont work properly.
I have a stihl fs 250 weed trimmer that just won't work properly. I changed piston, rings, cylinder, carb, gas cap, fuel filter, air filter, clutch and have a brand new muffler that I haven't slapped … read more
Jon K.
Jon K.
Small Engine Diagnostic Expert
Some College, military training,
2,995 satisfied customers
I am trying to locate a fuel tank and parts/user manual for
I am trying to locate a fuel tank and parts/user manual for my Stihl trimmer FS 51 AVE. What is the part number for the fuel tank? Thanks, [email protected]… read more
James W
James W
Small Engine Troubleshooting Expert
Bachelor's Degree
2,986 satisfied customers
Hello, Stihl FS 250. Cold start is okay; after the engine
Hello, Stihl FS 250. Cold start is okay; after the engine has warmed up, it starts to struggle and cannot hold idle and eventually dies. I can usually restart after engine cools. Have tried fresh fuel… read more
Vince O.
Vince O.
Small Engine Technician
High School or GED
2,943 satisfied customers
After my Stihl FS 66 runs for 5 minutes, it will not accelerate.
After my Stihl FS 66 runs for 5 minutes, it will not accelerate. Squeeezing throttle causes it to stall. I replaced the air filter, spark plug, in tank fuel filter and all the gaskets and diaphram in … read more
Jon K.
Jon K.
Small Engine Diagnostic Expert
Some College, military training,
2,995 satisfied customers
WEEDEATER WONT START. Details this is a 2007 FS45 Stihl
WEEDEATER WON'T START. Details: this is a 2007 FS45 Stihl Weedeater, this thing has never given me problems but all of a sudden it has stopped working, I can pull and pull but it will not even begin t… read more
Christopher
Christopher
Senior Mechanic & Technician
Factory Training
2,435 satisfied customers
I have a 2000 Stihl FS 55T weed eater that will not start.
I have a 2000 Stihl FS 55T weed eater that will not start. I added a new carbarator a month ago and it ran fine until recently. I also repaced the spark plug, air filter and gas filter. It sarted gett… read more
Vince O.
Vince O.
Small Engine Technician
High School or GED
2,943 satisfied customers
I HAVE AN OLD ( 1977-1986 )FS-80 BRUSHCUTTER ( MODEL 4112 ).
I HAVE AN OLD ( 1977-1986 )FS-80 BRUSHCUTTER ( MODEL 4112 ). NEED A CARBURETOR OR A CARBURETOR EXCHANGE KIT. WHERE CAN I FIND ONE?… read more
Ranwell1
Ranwell1
CEO
High School or GED
4,716 satisfied customers
I have a Stihl FS 106 Brush cutter that wont run. I installed
I have a Stihl FS 106 Brush cutter that won't run. I installed a new spark plug, fuel filter & gas line to carburator & new air filter. I've checked the spark & it seems fine. I can get it to start & … read more
CJBennett
CJBennett
Owner of Power Equipment Shop
Vocational, Technical or Trade Scho
476 satisfied customers
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Meet the Experts:

Curtis B.

Curtis B.

Technician

15,770 satisfied customers

have worked on and around most engine models for 35 yrs./Polaris ATV expert

Rick

Rick

Factory Authorized Trainer

4,218 satisfied customers

Outdoor Power Equipment technical trainer since 1990, covering eight states.

Jon K.

Jon K.

Small Engine Diagnostic Expert

2,995 satisfied customers

Gold certified Stihl tech, Service Manager for a rental/repair shop.Certified in most small engines

James W

James W

Small Engine Troubleshooting Expert

2,986 satisfied customers

7 years as Mechanic & Parts Manager for Brother who has Owned Lawn & Garden Repair shop for 35 years

Vince O.

Vince O.

Small Engine Technician

2,943 satisfied customers

Over 30 years experience repairing lawn and garden equipment. Chainsaws, mowers,blowers and trimmers

Wayne

Wayne

Engine Rebuilder

2,108 satisfied customers

many years on egine rebuilding, lawn mower,roto tiller,Truck,and small engines

RUSS

RUSS

SERVICE TECHNICIAN

1,723 satisfied customers

28 YEAR SERVICE TECHNICIAN

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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