Servicing The Bedknife - Toro 03621 Original Instructions Manual

Servicing the Bedknife

The bedknife service limits are listed in the following chart.
Important: Operating the cutting unit with the bedknife below the service limit may result in poor after-cut
appearance and reduce the structural integrity of the bedknife for impacts.
Bedknife
Low HOC (Optional)
EdgeMax® Low HOC
(Model 03623)
Extended Low HOC
(Optional)
Extended EdgeMax®
Low HOC (Optional)
EdgeMax® (Model
03621)
Standard (Optional)
Heavy Duty (Optional)
Recommended Top and Front Bedknife Grind Angles
(Figure 25)
g027268
1. Bedknife service limit*
2. Top grind angle
3. Front grind angle
Note: All bedknife service limit measurements reference the
bottom of the bedknife (Figure
Bedknife Service Limit Chart
Part No.
110-4084
127-7132
120-1640
119-4280
108-9095
108-9096
110-4074
1
3
Figure 25
26)
Bedknife Lip Height*
5.6 mm
(0.220 inch)
5.6 mm
(0.220 inch)
5.6 mm
(0.220 inch)
5.6 mm
(0.220 inch)
6.9 mm
(0.270 inch)
6.9 mm
(0.270 inch)
9.3 mm
(0.370 inch)
2
Checking the Top Grind Angle
The angle that you use to grind your bedknives is very
important.
Use the angle indicator (Toro Part No. 131-6828) and the
angle-indicator mount (Toro Part No. 131-6829) to check
the angle that your grinder produces and then correct for
any grinder inaccuracy.
1. Place the angle indicator on the bottom side of the
bedknife as shown in
15
Service Limit*
Top/Front Angles
4.8 mm
(0.190 inch)
4.8 mm
(0.190 inch)
4.8 mm
(0.190 inch)
4.8 mm
(0.190 inch)
4.8 mm
(0.190 inch)
4.8 mm
(0.190 inch)
4.8 mm
(0.190 inch)
Figure 26
Figure 27.
Grind Angles
10/5 Degrees
10/5 Degrees
10/10 Degrees
10/10 Degrees
10/5 Degrees
10/5 Degrees
10/5 Degrees