Toro 03485 Operator's Manual page 11

Chain Links
The location at which the lift-arm chain is attached
determines the pitch angle of the rear roller
14).
Figure 14
1. Bottom hole
2. U-backet
Groomer
These are the recommended height-of-cut settings
when a groomer kit is installed on the cutting unit.
(Figure
g027264
3. Lift chain
11