Installing Knifehead Bearing; Installing Knife - MacDon D65 Operator's Manual

5.5.4 Installing Knifehead Bearing

To install the knifehead bearing, follow these steps:
1. Place O-ring (E) and plug (D) in knifehead.
IMPORTANT:
Install the bearing with the stamped end (the end
with identification markings) facing up.
2. Using a flat-ended tool (A) with approximately the same
diameter as the bearing (C), push the bearing into the
knifehead until the top of the bearing is flush with the
step in knifehead.
3. Install seal (B) into the knifehead with the lip
facing outwards.
IMPORTANT:
To avoid premature knifehead or knife drive box
failure, be sure there is no looseness in the fit of the
knifehead pin and the needle bearing, and the fit of
the knifehead pin and output arm.
4. Install knife. Refer to

5.5.5 Installing Knife

WARNING
Stand to rear of knife during installation to reduce risk of injury from cutting edges. Wear heavy gloves
when handling knife.
To install a knife, follow these steps:
1. Slide knife into place and align knifehead with the output arm.
NOTE:
For ease of removing or installing knifehead pin,
remove grease zerk from pin.
2. Install knifehead pin (A) through the output arm and
into the knifehead.
3. Set groove (B) in knifehead pin 1/16 in. (1.5 mm)
above (C). Install the 5/8 in. x 3 hex head bolt (D) and
nut and torque to 160 ft·lbf (217 N·m).
147725
MAINTENANCE AND SERVICING
5.5.5 Installing Knife, page
Figure 5.20: Knifehead Bearing Assembly
130.
Figure 5.21: Knifehead
130
Revision A