Bolens 191-658 - Manual (Page 4)

6. Remove mowing unit.
7. Install new engine pulley. Position 5/16” from end of shaft. Square key must not protrude from the
pulley. Secure pulley with set screws.
8. Attach engine pulley extension. Allen wrench and Allen head screws are provided.
9. Position snow thrower in front of tractor. Move idler and “V” belt to position idler under “B” belt.
10. Place “V” belt on engine pulley extension.
11. Open bag of parts.
12. Mount R.H. and L.H. mounting plates on to tractor. Service with hair pin cotter. See Figs. 2 and 3.
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(FIG. 2) (FIG. 3)