Chainsaw Repair

Simington 451A that some one butchered by cutting around the motor bolt holes so the motor could be shimmed up or down to change the cutter angle.

You can just raise and lower the arm to do the same thing or the wheel can be raised or lowered. To raise of lower the wheel, you have to remove the wheel and there is a set screw in the hub. The hub will most likely be stuck and you will have to heat it and use a puller to get it started moving. Keep up with where you are at with the wheel position.

Notice the different detail on the arm whereby it can be raised or lowered or the chain can be moved forward or backward. The arm can pivot up and down with the bolt down underneath.

You can also see the socket for the 1 1/4" pipe of the stand.