Replacing Pointed Guards On A Single-Knife Header - MacDon D65 Operator's Manual

Replacing Pointed Guards on a Single-Knife Header

To replace pointed knife guards on a single-knife header, follow these steps:
WARNING
To avoid bodily injury from fall of raised reel,
always engage reel safety props before going
under raised reel for any reason.
1. Stroke knife so that knife sections are spaced midway
between the guards.
2. Remove two nuts (A) and bolts that attach guard (B)
and hold-down (C) (if applicable) to cutterbar.
3. Remove guard, hold-down, and poly wear plate
(if installed).
4. Position new guard and poly wear plate (if applicable)
on cutterbar, and install carriage bolts.
IMPORTANT
The first four outboard guards on drive side(s) of
header do not have a ledger plate. Ensure that
proper replacement is installed.
5. Install hold-down and secure with nuts. Tighten nuts to
50 ft·lbf (68 N·m).
6. Check and adjust clearance between hold-down and
knife. Refer to section
169594
MAINTENANCE AND SERVICING
Knife Hold-Downs, page
Figure 6.36
A - Nuts
C - Hold-down
147.
Figure 6.37: Check and adjust clearance
A - Normal
C - Half Guard (End)
143
B - Knife guard
B - Drive side
Rev. C