Installing Knife Drive Box Pulley; Installing Knife Drive Box - MacDon D65 Operator's Manual

Installing Knife Drive Box Pulley

To install the knife drive box pulley, follow these steps:
1. Ensure splines and bores in pulley or drive arm are free
of paint oil and solvents.
®
2. Apply Loctite #243 adhesive (or equivalent) to spline.
Apply in two bands (A) around shaft as shown, with
one band at end of spline and one band approximately
mid-way.
3. Install pulley (B) until flush with end of shaft.
4. Secure pulley with 5/8 in. X 3 in. hex head bolt with
distorted thread NC lock nut and torque to 160 ft·lbf
(217 N·m).

Installing Knife Drive Box

This procedure can be used for single and double knife headers.
NOTE: Before installing the knife drive box onto
the header, install the pulley onto the knife
drive box.
CAUTION
Knife drive box with pulley weighs over 65 lbs (35
kg). Use care when removing or installing. Lug (L)
can be used for lifting. If speed sensor is installed
at this location you will need to remove it before
using it for lifting.
1. Place knife drive box into position on header mount,
placing belt around pulley.
2. Install two 5/8 in. X 1.75 in. grade 8 hex head bolts (A)
on the side and two 5/8 in. X 2.25 in. (B) on the bottom
to mount knife drive box to frame.
3. Tighten knife drive box side bolts (A) first, then the
bottom bolts (B), to ensure proper contact with vertical
and horizontal mounting surfaces. Do NOT torque
bolts at this time.
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MAINTENANCE AND SERVICING
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Figure 6.113: Pulley shown is for single knife
Figure 6.114
Rev. C