Posted by kencombs on March 23, 2021 at 21:05:39 from (108.208.32.113):
In Reply to: Another Onan question posted by jon f mn on March 23, 2021 at 16:50:48:
I don't remember what all you have done to that Onan. But, the P series are known to have intake valve seats loosen. And, you popping out of the carb symptom is one of the indications of that happening.
And, it never hurts to do a diagnostic procedure on the electronic ignitions on those. Easy enough to do, just attach a meter to the coil, turn on the ignition and turn the engine by hand. The meter should read battery voltage, and drop to 1v or less on every revolution. That tells you the pickup is working and the trigger ring is also. The magnet in the trigger ring can lose its 'charge' and fail to trigger the pickup or rhw pickup can fail.
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