however when trying to do a compression test, the max i was getting was 45psi, because the starter would not turn the engine past that.īoth starter motors ive had seemed to be a little weak for the engine.This manual covers the following basic type or model numbers dependent on age of product: AH520, AH600, AV520, AV600, HSK600, TVS600. the starter cranks the engine fine with the spark plug out. This is the second starter thats gone bad and the tractors only about 6 years old. (does the same thing even with the battery charger on-gives up to 50 amp boost). I would turn the engine a little, past tdc, using my hands on the vent screen on top, the starter gear would disengage. the starter gear would remain out, engaged with the flywheel. the past couple of months it would bounce back and not start spinning again. the engine would crank and then bounce back just a little, maybe 1/16 of a turn as it reached peak compression - judged from viewing top of engine spinning. Starting last season, the engine would sometimes bounce back as it was trying to start. engine is a tecumesh 13 hp enduro xl/c ohv (OHV130 206820D)) I keep having trouble starting the lawn tractor today (mtd 13a4662f129). You can see the IPL for the mower drive/frame at just enter the model number and scroll down to browse components. If I missed something one of the real mechanics will post to help further. If this didn't work it will be probably be necessary to rebuild the carb. So for the other problem, put a 1/2 inch socket or boxed end wrench on that bolt, it has right handed threads.Ĭlamp off the fuel line, remove the carb bowl, release the clamp to see if you have good fuel flow to the carb, raise the float to see that it shuts off the flow with minimal pressure, clean the junk from the bowl, clean the bowl nut, 2 holes close to the bottom and a tiny one about midway up(I usually use the wire from a twist tie), spray all holes, cracks and crevases with brake parts cleaner, reassemble and you should be good to go. I think this is the engine manual you need.
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