Cause
The feeding depth is shallow
The engine speed is too low
The threshing unit speed is
too slow
Cause
The cutter bar is covered
with soil and straws
The gap between the upper
and lower blades is too wide
Rivets holding the cutter
blades are missing or the
blades are worn out.
ReferenceTroubleshooting
Remove them
Adjust the clearance between the cutter bar
(upper) and the cutter bar (lower)
Replace the knives with new ones
Checking point
Cutter blades
Cutter blades
Cutter blades
REAPING SWATHS DO NOT LOOK GOOD
Immediate actions
Stop reaping and
disengage the reap-
ing clutch lever
Stop the engine
ReferenceTroubleshooting
Adjust the position of the ear to be located at
the FEEDING-DEPTH-INDICATING LABEL
on the thresher inlet by the feeding depth
control switch
Adjust the engine speed suing the accelerator
lever while watching the tachometer
Adjust the spring tension as specied in this
manual
Checking point
Feeding depth control
lever (automatic)
Manual feeding depth
control switch (manual)
Tachometer
Tension spring of the
threshing clutch
Tension spring of the
threshing drum
UNTHRESHED EARS ARE DISCHARGED
Immediate actions
Stop reaping and
remove straws
clogged in the con-
veying unit