EMAK Oleo-Mac CHEYENNE 92 Manual De Uso página 101

(continued)
Malfunction, defect
The mowing deck
cannot be started
Belts vibrate
extremely when
turning on the
mowing deck
The travel drive belt
of the machine is
slipping
The travel drive belt
is being excessively
worn out
The machine does
not travel after
shifting into gear
The machine is
unusually loud after
shifting into gear
} Check that the belt is not worn out or damaged. If it is, replace it. If it is
loose, tension it.
} Check the tensioning mechanism spring. Replace the spring if it is cracked
or damaged.
} Check whether the movement of the belt is not prevented by a foreign
object. If yes, remove the foreign object.
} Check the position of the mowing height lever. The safety switch prevents
the engagement of the electromagnetic clutch when in the transport
position. Move the lever to the work position.
} Check the setting of the mowing deck switch
} Check that the blades are not bent or twisted, also check that they are
balanced. If they are deformed, replace them.
} Check that the belt does not have burned areas or irregularities, which
could cause the vibrations. If the belt is damaged, replace it.
} Check that the blades are not worn out or damaged. Replace them if
necessary.
} Check that the electromagnetic clutch switches properly. If the clutch is
not working properly have it replaced or repaired at an authorised service
centre.
} Check the inside surface of the pulley on the engine. If it is coarse or has
cracks, it is necessary to replace the pulley.
} Check whether grass has accumulated on the underside of the mowing
deck. It is necessary to remove this grass.
} Check whether the defect is not in the engine mount. Tighten bolts or
replace as necessary.
} Check the tension of the belt
} Check the tension of the travel drive belt
its tension. Also check the tension spring, replace it if necessary.
} Check whether the belt is damaged or worn out.
} Check whether the movement of the clutch mechanism is blocked by
a foreign object. If yes, remove the foreign object.
} Check the engine belt pulley or transmission belt pulley for damage.
Replace if necessary.
} Check belt tension.
} Check the tensioning mechanism, replace the damaged spring
} Check whether a foreign object is blocking the movement of the belt. If
yes, remove the foreign object.
} Check the condition of the belt pulleys - replace the belt pulleys if
necessary.
} Check the gear shifting mechanism - attachment of the draw bar of the
travel direction lever.
} Check the oil level in the equalisation tank
} Check the oil level in the equalisation tank and fill it up if necessary.
} There are air pockets in the hydraulic circuit – drive the machine on level
ground forward and back for several minutes. Contact your service centre.
Remedy
( 6.3.9). If necessary adjust the tension.
(
101
6.3.10). If necessary adjust