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Vince O.
Vince O., Small Engine Technician
Category: Small Engine
Satisfied Customers: 2843
Experience:  Over 30 years experience repairing lawn and garden equipment. Chainsaws, mowers,blowers and trimmers
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I have 044 Mag Stihl very difficult to pull will not start.

Customer Question

I have 044 Mag Stihl very difficult to pull will not start . Done the spark plug and fuel line checks etc. it will pull easily sometimes but then reverts to a very hard pull. Does not start!
JA: Do you have fuel in the tank? If so, is the shut-off valve open and the fuel clean?
Customer: yes I follow directions from the Stihl manual.
JA: Do you plan on doing the work yourself?
Customer: yes
JA: Anything else we should know to help you best?
Customer: Has very good compression and isn't dirty.
Submitted: 1 year ago.
Category: Small Engine
Expert:  Vince O. replied 1 year ago.

Hello, is your saw equipped with a decompression valve? If yes do you push it down each time you pull the rope?

Customer: replied 1 year ago.
I do.
Expert:  Vince O. replied 1 year ago.

Is there a lot of carbon build up on top of the piston? Possible to be a little out of time.Have you removed the flywheel to check the key/keyway. Some flywheels have the key formed in them. Some have a steel key and can damage the keyway in the flywheel