MacDon A40-D Pull-Type - Manual (Page 139)

SECTION 7 MAINTENANCE AND SERVICING
169000
137
Revision F
7.8.12.4 Removing Pulley
a. Remove knife drive box. See previous page.
b. Loosen nut and bolt (A) from pulley.
c. Remove pulley using a 3-jaw puller.
7.8.12.5 Installing Pulley
a. Remove any rust or paint from inner spline. For
replacement parts, remove oil/grease with
degreasing agent.
b. Apply Loctite ® #243 adhesive (or equivalent) in
two bands around shaft (B) as shown, with one
band at end of spline, and one band
approximately mid-way.
c. Install pulley on shaft until flush with end of
shaft, and secure with bolt (A) and nut. Torque
bolts to 160 ft·lbf (217 N·m).
d. Install knife drive box. See previous page.
7.8.12.6 Changing Knife Drive Box Oil
NOTE
Change knife drive box lubricant after
the first 50 hours operation, and every
1000 hours (or 3 years) thereafter.
a. Raise header to allow a suitable container to be
placed under knife drive box drain to collect oil.
CAUTION
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.
b. Engage header lift cylinder stops.
c. Remove breather/dipstick and drain plug, and
allow oil to drain.
d. Replace drain plug, and add oil to required level.
Use Gear Lubricant, SAE 85W-140, API Service
Class GL-5, 2.3 quarts (2.2 liters).
e. Disengage lift cylinder stops.
B
A