![background image](http://html.mh-extra.com/html/macdon/d50/d50_operators-manual_685672165.webp)
169441
153
Revision D
1018558
A
C
D
B
E
Figure 4.65: Short Knife Forged Hold-Down
1018574
A
B
C
F
Figure 4.66: Short Knife Sheet Metal Hold-Down
2.
Manually stroke knife to locate section under
hold-down (A).
3.
Standard guard:
At standard guard locations, push knife
section (B) down against guard (C) and measure clearance
between hold-down clip (A) and knife section (B) with a
feeler gauge. The clearance should be as follows:
•
At hold-down tip (D):
0.1
–
0.4 mm (0.004
–
0.016 in.)
•
At rear of hold-down (E):
0.1
–
1.0 mm (0.004
–
0.040 in.)
•
At sheet metal hold-down (F):
0.1
–
0.6 mm (0.004
–
0.024 in.)
4.
If necessary, refer to
Adjusting Stub Guard Hold-Downs,
1024845
A
B
C
D
E
Figure 4.67: Double-Knife Center Short Knife Guard
Hold-Down
5.
Double-knife center stub guard:
Manually stroke the knife
to locate sections under hold-down (B). Measure clearance
between knife sections (A) and (C) with a feeler gauge. The
clearance should be as follows:
•
At hold-down tip (D):
0.1
–
0.4 mm (0.004
–
0.016 in.)
•
At rear of hold-down (E):
0.1
–
1.0 mm (0.004
–
0.040 in.)
6.
If necessary, refer to
Adjusting Stub Guard Hold-Downs,
Adjusting Pointed Guard Hold-Downs
This procedure is applicable to formed sheet metal hold-downs. Do
NOT
use this procedure for the hold-down at the
center guard position where knives overlap on double-knife headers.
For the center guard, refer to
Adjusting Hold-Down Clips at Double-Knife Center Pointed Guard, page 154
Содержание D50
Страница 101: ...169441 89 Revision D 10 Tighten bolts B OPERATION ...
Страница 124: ......
Страница 295: ...topsoil moisture 83 types 80 weather and topography 83 WOT definition 19 INDEX ...
Страница 296: ......