General Information
01-40
79032998 A Rev.
ROTOR GEARBOX
FIG. 83: The rotor gearbox (1) is located at the rear of
the combine.
Every 500 hours or annually, change gearbox oil.
Drain oil using the drain plug (2).
Check oil level using plug (3).
TRANSMISSION
Checking and Changing Lubricant
FIG. 84: Check oil level in the transmission housing and
check breather every 250 hours. Clean the dirt from
around the oil fill plug (1) and remove the plug to check
the oil level. The level must be maintained up to the
bottom of the oil fill plug hole.
The transmission has a screen and a magnet to trap
metal particles. Drain transmission, disassemble and
clean screen and magnet every 500 hours or once each
season.
Remove the bottom screen and position out of the way.
Loosen both ends of the oil suction line (2) and remove
from the drain plug (3). Remove the bolt and retaining clip
(4) and then pull the drain plug and screen straight out.
FIG. 85: Remove the screen (1) from the drain plug (2)
and remove the magnet (3) from inside the drain plug.
Thoroughly clean the screen, magnet, and inside of the
drain plug with a suitable solvent. Dry with compressed
air.
Inspect the O-ring and the screen for damage and replace
if necessary.
Install the magnet in the drain plug. Install the screen in
the drain plug.
Coat the O-ring and smooth sealing surface of the drain
plug with transmission fluid and then carefully insert into
the transmission drain hole.
NOTE: To prevent damaging the O-ring, hold the
retaining clip in the slot in the drain plug to keep
from pushing the plug and screen assembly to
far into the transmission.
Install the bolt in the retaining clip and tighten. Install the
oil suction line. Fill the transmission until the level is up to
the fill plug hole. Install the fill plug and check for oil leaks.
FIG. 83
2
3
1
N708270
FIG. 84
1
H802502
3
2
4
FIG. 85
T59103
2
3
1
