[Shop-talk] Mower blade orientaaion relative to piston

[Jim Franklin]

I can't think of a reason it would matter. Also, I think if it did, they'd have keyed it.

jim

> On May 18, 2021, at 5:52 PM, Karl Vacek <stearman809 at gmail.com> wrote:
> 
> Last time I sharpened my 21” walk-behind mower blade I thought of something that’s never occurred to me, after using the same brand of mower for 25 years..
>  
> On a Snapper, the blade can actually go on any way onto the square adapter keyed to the crankshaft.  The mounting point is square, no pins, no longer side, nothing.
>  
> One way would be aligned with the cylinder at TDC/BDC, and the other way would be across.  It’s been off many times and there’s no way to tell how it was mounted originally.  The manual is silent on this.
>  
> Power stroke shouldn’t matter, but maybe some dynamic issue one way or the other?
>  
> Thanks!
> Karl
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