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Curtis B.
Curtis B., Technician
Category: Small Engine
Satisfied Customers: 13581
Experience:  have worked on and around most engine models for 35 yrs./Polaris ATV expert
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John deere gx345 lawn tractor runs 1/2 hour then

Customer Question

john deere gx345 lawn tractor runs for about 1/2 hour then engine stops have replaced one coil both plugs and the little round [looks like compositor ] that hooks to starter wait about a hour it starts and runs good for about 1/2 hour
Submitted: 2 years ago.
Category: Small Engine
Expert:  Curtis B. replied 2 years ago.
Twin engine not likely loosing spark to both cylinders!
Expert:  Curtis B. replied 2 years ago.
Look at the solenoid in the carburetor. It will click open as soon as the key is turned on. listen for it cold, and then listen when engine dies. No click, no fuel!
Expert:  Curtis B. replied 2 years ago.
solenoid plugs the main jet. It can overheat, or it can loose voltage.
Expert:  Curtis B. replied 2 years ago.
Best test is to run without it!