Posted by El Toro on July 04, 2009 at 15:57:41 from (64.12.116.73):
In Reply to: W4 quits when hot posted by Eric Bergstrom on July 04, 2009 at 15:25:47:
You need to check for fire to your sparkplugs asap when it stops. This needs to be done before it cools. If there's no fire could be a weak coil. If it has a distributor there's been postings on here of the distributor shaft being worn. I would start by replacing the points and condenser. Set the valves at .020" cold. Then run it and see if it will keep running.
You also need to check your gas flow to the carburetor. Remove the gas line at the carb & see if there's a full stream of gas. If that looks ok remove the tube fitting that that your fuel connects to, there may be a screen behind that fitting. Be careful not to damage the fitting. Have you adjusted the main jet adjustment screw near the bottom of of the carb? Turn it CCW to enrich the fuel mixture. This is used on my garden tractor too to enrich the fuel mixture. Here's a pic of the B&S carb. Hal
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