MacDon R80 Rotary Disc - Manual (Page 73)

MAINTENANCE/SERVICE
Form # 169089
71
Model Year - 2009
7.9.6 Lifting Roll Belt Idler
DANGER
Stop engine and remove key from ignition
before leaving operator's seat for any
reason. A child or even a pet could engage
an idling machine.
The lifting roll belt idler does not require normal
maintenance or servicing but may eventually
require replacing.
Replace the idler as follows:
a. Lower header to ground, turn off engine, and
remove key.
b. Open RH drive shield (A).
c. Remove belts. See previous section.
d. Remove nut and bolt (B) and remove idler (C).
e. Install new idler (C) with bolt and nut (B).
f. Tighten nut to 150 ft·lbf (203 N·m).
g. Reinstall belts. See previous section.
h. Re-install rear shield. See previous section.
i. Close
drive shield.
7.9.7 Lifting Roll Idler Bearing
DANGER
Stop engine and remove key from ignition
before leaving operator's seat for any
reason. A child or even a pet could engage
an idling machine.
The lifting roll belt idler bearing does not require
normal maintenance or servicing but may
eventually require replacing.
Replace the idler bearing as follows:
a. Remove lifting roll idler (C). Refer to previous
section.
b. Remove C-clip (D) and remove bearing (E) from
idler.
c. Install new bearing (E) and secure with C-clip
(D).
d. Re-install idler. Refer to previous section.
C
D
E
A
C
B