MacDon CA20 Operators Manual - Manual (Page 77)

MAINTENANCE/SERVICE
Form 169009 75 Model Year - 2009
8.7.3.3 Changing Gearbox Lubricant
NOTE
Change main drive gearbox lubricant
after the first 50 hours of operation and
every 1000 hours (or 3 years) thereafter.
a. Lower cutterbar to ground.
b. Position gearbox drain to lowest point as
follows:
1. Remove bolt (A) securing brace (B) to
gearbox and lower brace away from
gearbox.
2. Loosen nut (C) and move bolt out of
working position slot. Rotate gearbox into
header until drain (D) is at lowest point.
c. Place a suitable container (approx. 1 US gallon
(4 liters)) under gearbox drain to collect oil.
d. Remove drain plug (D) and filler plug (E) and
allow oil to drain.
e. Reposition gearbox to working position, tighten
bolt (C) and reinstall brace (B).
f. Add SAE 85W-140 oil at (E) until it runs out of
drain hole (D). Gearbox holds approximately 5
pints U.S. (2.5 liters).
g. Replace drain plug and filler plug.
D
E
A
B
C