Operator's Manual

9
Table 1—New Cutting Unit Set Up Guide
Desired Height-of-Cut
(HOC)
Desired
Attitude
Second Screw “A”
(Fig. 7)
Front Height-of-Cut
Rod “B” (Fig. 8)
Rear Height-of-Cut
Rod “C” (Fig. 8)
Rear Support
Bracket (Fig. 8)
(in) (mm) (degrees) (in) (mm) (in) (mm) (in) (mm) (location)
0.375 (10) 2* 0.18 4.6 1.62 41.3 1.86 47.4 top
4* 0.23 5.9 1.82 46.4 1.62 41.3 top
6* – – 2.02 54.5 1.38 35.2 top
8* – ––––– top
0.500 (13) 2* 0.29 7.6 1.49 38.1 1.74 44.2 top
4* 0.35 9.0 1.70 43.2 1.50 38.1 top
6* 0.41 10.5 1.90 48.3 1.26 32.1 top
8* – ––––– top
2 0.22 5.8 1.36 34.5 1.91 48.5 top
4 0.28 7.2 1.56 39.6 1.66 42.4 top
6 0.34 8.7 1.76 39.6 1.42 26.3 top
8 – – 1.96 49.9 1.19 30.3 top
0.625 (16) 2 0.35 9.0 1.23 31.3 1.78 45.3 top
4 0.41 10.4 1.43 36.4 1.54 29.2 top
6 0.46 11.9 1.63 41.6 1.30 24.6 top
8 – – 1.83 46.7 1.06 27.1 top
0.750 (19) 2 0.47 12.1 1.10 28.2 1.65 42.1 top
4 0.53 13.6 1.31 33.3 1.41 36.0 top
6 0.59 15.0 1.51 38.4 1.17 29.9 top
8 0.65 16.5 1.71 43.5 0.94{ 23.9 top
0.875 (22) 2 0.60 15.3 0.98{ 25.0 1.53 38.9 top
4 0.66 16.8 1.18 30.1 1.29 45.5 top
6 0.71 18.2 1.38 35.2 1.05 26.8 top
8 0.77 19.7 1.58 40.3 0.81{ 20.7 top
1.000 (25) 2 0.72 18.5 0.85{ 21.8 1.40 35.7 top
4 0.78 19.9 1.06 26.9 1.16 29.6 top
6 0.84 21.4 1.26 32.0 0.92{ 23.6 top
8 0.90 22.9 1.46 37.2 0.69{ 17.6 top
1.125 (29) 2 0.85 21.7 0.73{ 18.6 1.28 32.6 top
4 0.91 23.1 0.93{ 23.7 1.04 26.5 top
6 0.96 24.6 1.13 28.9 0.80{ 20.4 top
8 1.02 26.0 1.38 35.3 0.56{ 14.4 top
1.250 (32) 2 0.97 24.8 0.60{ 15.4 1.15 29.4 top
4 1.03 26.3 0.80{ 20.5 0.91{ 23.3 top
6 1.09 27.7 1.01 25.7 0.67{ 17.2 top
8 1.15 29.2 1.21 30.8 0.44{ 11.2 top
1.375 (35) 2 1.10 28.0 0.48{ 12.2 1.03 26.2 top
4 1.16 29.5 0.68{ 17.4 0.79{ 20.1 top
6 1.21 30.9 0.88{ 22.5 0.55{ 14.0 top
8 1.27 32.4 1.08 27.6 0.31{ 8.0 top
1.500 (38) 2 1.22 31.2 0.35{ 9.0 0.90{ 23.0 top
4 1.28 32.6 0.55{ 14.2 0.66{ 16.9 top
6 1.34 34.1 0.76{ 19.3 0.42{ 10.9 top
8 1.40 35.6 0.96{ 24.5 0.19{ 4.9 top
1.625 (41) 2 – – 0.22{ 5.8 1.40 35.7 bottom
4 1.41 35.8 0.43{ 11.0 1.16 29.6 bottom
6 1.42 36.2 0.63{ 16.2 0.92{ 23.6 bottom
8 1.52 38.7 0.83{ 21.3 0.69{ 17.6 bottom
1.750 (45) 2 – – 0.10{ 2.6 1.27 32.5 bottom
4 1.53 39.0 0.30{ 7.8 1.04 26.4 bottom
6 1.59 40.4 0.51{ 13.0 0.80{ 20.4 bottom
8 1.65 41.9 0.71{ 18.1 0.56{ 14.4 bottom
* Optional Low Cut Bedknife, Toro part no. 93-9774, is required for height-of-cut below 0.500” (13 mm).
{ For front (”B”) or rear roller distances (“C”) less than 1” (25 mm) order long cone nut (Part No. 95-2790) to
replace bottom cone nut for improved support.
Note: This guide gives an approximate starting point for new cutting units only.