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MAINTENANCE
RHD 02/11 Maintenance Section 5-14
© 2011 Alamo Group Inc.
MAINTENANCE
Cuttershaft Bearing Replacement
OUTBOARD (DRIVE) BEARING
1. Lift cutter unit to maximum horizontal height;
then, securely support ends of cutterhousing.
2. Remove enough knives to place a floor jack
under center of cuttershaft.
3. Securely support cuttershaft.
NOTE: The cuttershaft must remain supported
while changing bearings.
4. Remove outboard fender-outboard bearings or
wing drivelines-wing inboard bearings. Loosen
setscrews securing bearing inner race to
cuttershaft. Use special 3/16 hex allen wrench
which has been shortened to reach into
bearings.
5. Remove fasteners securing bearing and
housing assembly to cutterhousing; then
remove bearing and housing assembly.
6. NOTE: There are two tapped holes in the
housing which can be used to pull bearing and
housing assembly out by using special tool No.
701627.
7. Using a jack to align parts, install bearing and
housing assembly to cutter unit and make
certain that bearing setscrew is located in
keyway on cuttershaft. Grease bearing and
install cap over fitting.
NOTE: Make sure grease is getting into
bearing.
8. Replace outboard fender or wing driveline.
Make sure to time wing drivelines properly
before reconnecting.
NOTE: Grease Lube Hole in bearing outer race must align with lube hole in housing. Inboard or Drive Side
Bearing cannot be used as Outboard Bearing.