Alto Classic 8 Operator's Manual page 14

A. First pass forward, right to left.
B. First pass reverse, retrace same path.
D. Second pass reverse, retrace
C. Second pass forward, overlap ½ the drum width.
second path forward, etc.....for the entire room.
E. Work the remaining unsanded floor in the
same fashion, right to left.
Figure 12, A - E
AMERICAN SANDERS TECHNOLOGY Classic 8 Operator's Manual
Page 13