Wisconsin AK Series question

mbf

Member
I've got an AK series engine on a log splitter. Motor runs fine, but the original carb developed a leak in the float. Engine still ran fine, but leaked gas. Swapped in a different carb from an AKN (good running engine) to get through the season. The AK has the round style float, the AKN has the two float chambers. With the carb from the AKN on the AK, I can't get the governor to stop surging. Have cleaned and adjusted the carb to no avail. If I put the leaky original carb back on runs fine except for the leak. Since I can' find a replacement float I guess I'm stuck. What could be causing this? I've moved the governor spring to all 3 positions w/o much difference. Hoping someone can help me. Thanks. MBF
 
You need to adjust the governor linkage to the replacement carburetor. Google it for your motor and you will find step by step directions to do it. The governor is hunting because it is not set correctly.
 
If it is a brass float most times if you carefully examine the bowl you can see gas seep out of the crack in the brass. If you find the leak clean it thoroughly,enlarge the hole slightly and shake the gas out, get a soldering gun and some solder, (i use rosin core as I do electrical stuff ) simply smooth the damaged area over with solder and reinstall it. As time goes on we are going to have to repair as sources for the old stuff dries up.
 
If you are saying the float is filling with gas, I second draining and soldering. My neighbors JD B had a float with 3 or 4 cracks in it a couple of years ago. I soldered it up for him and he reinstalled it while waiting for the new float to arrive. Old float is still in the carb.
 

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