Loosen locking nut (A).
Tighten nut (B) until washer (C) aligns with the end of gauge (D).
Tighten locking nut.
This also adjusts tension for chopper jackshaft drive belt.
A-Locking Nut B-Nut C-Washer D-Gauge
AG,OUO1011,1626 -19-08NOV99-1/1