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Related Small Engine Questions
This is about that stihl fs45 how does gas get from
this is about that stihl fs45 how does gas get from crankcase to the top of the … read more
Curtis B.
Curtis B.
Technician
Associate Degree
35,790 satisfied customers
Have a stihl hs45 hedge trimmer, practically new, wasn't
Have a stihl hs45 hedge trimmer, practically new, wasn't getting fire so I replaced the coil. Now it is firing but when I try to start after pulling cord a couple of times it spits back and still does… read more
Vince O.
Vince O.
Small Engine Technician
High School or GED
3,047 satisfied customers
I have a Stihl Trimmer that refuses to fire. I have spark,
I have a Stihl Trimmer that refuses to fire. I have spark, compression and fuel....Yes the ON/OFF is set to "I" My compression is well of 120. The plug is wet, from repeated cranking. What am I over looking? … read more
Steve Monty
Steve Monty
High School Diploma
624 satisfied customers
Stihl bb 60 leaf blower with a teiki carb mc k3 need a
stihl bb 60 leaf blower with a teiki carb mc k3 need a repair ket or carb … read more
Vince O.
Vince O.
Small Engine Technician
High School or GED
3,047 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
4,706 satisfied customers
OHV17 backfiring through. Have already checked for sticking
OHV17 backfiring through carburetor. Have already checked for sticking valve & burnt valve, carbon in head, flywheel key, set valve lash at .004, new carb, new ignition module.Carb is non adjustable.… read more
Curtis B.
Curtis B.
Technician
Associate Degree
35,790 satisfied customers
I have a Craftsman rider with a Kohler 15.5 hp. When I started it last week it cranked lon
I have a Craftsman rider with a Kohler 15.5 hp. When I started it last week it cranked longer than usual and backfired a couple times through carb before it started. I cut the grass and it ran fine. Y… read more
Curtis B.
Curtis B.
Technician
Associate Degree
35,790 satisfied customers
i have a stihl fs-45 string trimmer, has ner plug and carburetor,
i have a stihl fs-45 string trimmer, has ner plug and carburetor, fuel line and filter. but all it will do is backfire thru the carb and exhaust. it has a good clean muffler… read more
Richard
Richard
Senior Mechanic & Technician
2,335 satisfied customers
11p902-0693-b1 briggs motor backfires through carb and surges
11p902-0693-b1 briggs motor backfires through carb and surges under load . replaced spark plug,flywheel key,carb kit and cleaned, new fuel, checked valve adjustment. sometimes runs fine then starts ba… read more
Jon K.
Jon K.
Small Engine Diagnostic Expert
Some College, military training,
2,995 satisfied customers
I have a John Deere LX 255 15hp it will not start only backfires
I have a John Deere LX 255 15hp it will not start only backfires through carb and muffler. It is getting fuel, it has a new coil, the shear pin is new. Any ideas… read more
lwwade
lwwade
68 satisfied customers
I have a FS 45 trimmer, and would like to replace my carburetor
I have a FS 45 trimmer, and would like to replace my carburetor because my nephew changed the carburetor and I don't know what the right part number is? could you help? Thanks in advance Lloyd… read more
J.R.
J.R.
Vocational, Technical or Trade Scho
209 satisfied customers
Kohler Courage 26 HP Mod.SV735 Type 0012 (Craftsman GS6500
Kohler Courage 26 HP Mod.SV735 Type 0012 (Craftsman GS6500 Garden tractor)130 HRS Engine missfiring at idle and worse as RPM is increased. Fuel supply is good (from tank to carb incl. pump pressure. I… read more
Dieseljunky2
Dieseljunky2
Locomotive Mechanic
Ford Certified Technician
3,589 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
FS45 weedeater has no spark. New module, new plug, no kill
FS45 weedeater has no spark. New module, new plug, no kill switch attached and still no spark. Got another new module and installed. No spark. Magnets strong in flywheel and its solid. Air gap is .008… read more
Jon K.
Jon K.
Small Engine Diagnostic Expert
Some College, military training,
2,995 satisfied customers
Dear sirs, I have a Stihl fs45 weed cutter ser#265414540. It
Dear sirs, I have a Stihl fs45 weed cutter ser#265414540. It was part of an estate and was stored with the gas in it. It will not start,runs on ether but doesn't seem to get gas through the caburetor.… read more
J.R.
J.R.
Vocational, Technical or Trade Scho
209 satisfied customers
ihave astihl fs45 line trimmer.will not start .backfires or
ihave astihl fs45 line trimmer.will not start .backfires or afterfires through exhaust.have checked flywheel key ,coil .all ok any ideas?… read more
J.R.
J.R.
Vocational, Technical or Trade Scho
209 satisfied customers
Good Morning, I have a Stihl 056 that backfires when it is
Good Morning, I have a Stihl 056 that backfires when it is under a load. I even blew off the muffler housing. I have had the saw since 1986 and it has great compression and runs and idles perfect but … read more
J.R.
J.R.
Vocational, Technical or Trade Scho
209 satisfied customers
I have a Stihl 039 Farm Boss that has been sitting for awhile.
I have a Stihl 039 Farm Boss that has been sitting for awhile. It will not start. I recently purchased it from a fellow when he put it away when it was running fine. I brought it from sea-level to 620… read more
Ranwell1
Ranwell1
CEO
High School or GED
5,392 satisfied customers
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Meet the Experts:

Curtis B.

Curtis B.

Technician

35,790 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.

Vince O.

Vince O.

Small Engine Technician

3,047 satisfied customers

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

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

2,987 satisfied customers

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

RUSS

RUSS

SERVICE TECHNICIAN

1,723 satisfied customers

28 YEAR SERVICE TECHNICIAN

CJBennett

CJBennett

Small Engine Technician

624 satisfied customers

Briggs and Stratton Master Service Tech, Kohler, Tecumseh, Kawasaki certified. 18 years exp.

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