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P25
P27
P26
BELT TENSIONING
Check the tension of all the transmission belts on a reg-
ular bases in accordance with the instructions.
NOTE: Check the tension of all the belts after
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change.
THRESHING MECHANISM DRIVE BELT
The belt and its tensioning device are located under
the left side guard of the combine and in the engine
compartment.
Check the drive belt tension with the threshing
mechanism running.
Be very careful when carrying out the check.
End of measuring plate A shall come up to the outer
edge of the hexagonal part of the adjuster sleeve when
the threshing mechanism is running at normal speed
without any load. Fig. P25.
When necessary, the adjustment is made with the
engine stopped and the ignition key removed.
To adjust the belt, loosen locking nut B and turn adjuster
sleeve C in the required direction as far as needed.
Check and readjust if necessary.
Lock locking nut B.
GRAIN TANK UNLOADING BELT
The belt and its tensioning device are located under
the left side guard of the combine and in the engine
compartment.
Check the belt tension with the unloading mechanism
running. For safety reasons the threshing mechanism
shall be disengaged.
Be very careful when carrying out the check.
End of measuring plate A shall come up to the outer
edge of the hexagonal part of the adjuster sleeve when
the unloading mechanism is running at normal speed
without any load. Fig. P26.
When necessary, the adjustment is made with the
engine stopped and the ignition key removed.
To adjust the belt, loosen locking nut B and turn adjuster
sleeve C in the required direction as far as needed.
Check and readjust if necessary.
Lock locking nut B.
STRAW CHOPPER BELTS
Spring-loaded jockey pulleys tension the belts automati-
cally. In any case, check that pre-tension measurement
X of the spring is 5…10 mm,
¿
g. P27. If necessary,
slacken lock nut A and turn bushing B down to achieve
the afore-mentioned pre-tension measurement. Then
lock nut A.
Summary of Contents for Comia c4
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Page 16: ... 14 ...
Page 126: ... 124 C8 C8 C8 LUBRICATION DIAGRAM ...
Page 134: ... 132 M3 ...
Page 136: ... 134 M6 ...
Page 137: ... 135 M7 ...