MacDon R80 Rotary Disc Pull-Type Windrower - Manual (Page 77)

MAINTENANCE/SERVICE
Form # 169053
75
Model Year - 2009
7.8.5 Accelerators
7.8.5.1 Removal
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.
a. Raise header fully, shut off engine and remove
key.
b. Engage lift cylinder lock-out valves.
c. Open cutterbar doors.
CAUTION
Cutter blades have two cutting edges.
Exercise caution when working around the
blades. Blades are sharp and can cause
serious injury. Wear gloves when handling
blades.
d. Remove disc. Refer to Paragraph 7.8.3.1 Disc
Removal.
e. Remove nut and bolt (A), nut (B), and remove
accelerator (C) from disc. Do not remove cutter
blade bolt unless it or the blade are being
replaced. Repeat for other accelerator.
7.8.5.2 Installation
a. Locate accelerator (C) on disc onto existing
cutter blade bolt and install nut (B).
b. Install hex bolt (A) and nut at inboard hole. Bolt
head faces up.
c. Tighten both nuts to 100 ft·lbf (135 N·m).
d. Repeat for other accelerator.
e. Reinstall disc on spindle. Refer to Paragraph
7.8.3.2 Disc Installation.
f. Remove block of wood if used.
WARNING
Ensure cutterbar is completely clear of
foreign objects. These objects can be
ejected with considerable force when the
machine is started and may result in serious
injury or machine damage.
g. Close cutterbar doors.
A
B
C