44
MOWING DECK PROBLEMS (continued)
PROBLEM
POSSIBLE CAUSES
Remedy
THE MOWING DECK
DRIVE BELT STOPS
DURING OPERATION
Damaged mowing deck drive belt
►
Check the condition of the belt. Perhaps the belt
jumped out of the belt pulley or it was damaged.
Replace it if necessary.
The drive belt is insufficiently tensioned
►
Check the tension of the drive belt (
6.3.8
) and
tension it if necessary. Also check the route of the
belt.
Inappropriate mowing height
►
Check the set mowing height, adjust if necessary.
A foreign object is preventing the
movement of the belt
►
Check the movement of the belt and remove all
foreign objects or dirt if necessary.
Damaged belt pulleys
►
R
echeck all the belt pulleys. Buckled or cracked
pulleys may cause problems. Replace if necessary.
Also check the inside surface of the pulley on the
engine. If it is coarse or has cracks, it is necessary to
replace the pulley.
Worn out parts of the tensioning
mechanism
►
C
heck the parts of the tensioning mechanism for
wear and replace if necessary.
THE MOWING DECK
DRIVE BELT IS
SLIPPING THROUGH
The grass is too high or wet
►
If the grass is too tall or wet, the mowing deck drive
belt may slip through. Check that the belt is not worn
out. If it is, replace it.
The drive belt is insufficiently tensioned
►
Check the tension of the drive belt (
6.3.8
) and
tension it if necessary.
Worn out or damaged mowing belt
tensioning spring
►
Check the tensioning spring of the mowing belt
tensioning mechanism. Replace the spring if it is
overstretched or damaged.
THE MOWING DECK
DRIVE BELT IS BEING
EXCESSIVELY WORN
OUT
A foreign object is preventing the
movement of the belt
►
Check all the points along the route of the belt. Check
whether the movement of the belt is not prevented by
a foreign object. If yes, remove the foreign object.
Damaged belt pulleys
►
Check the pulleys, if they are damaged, replace them.
Inappropriate mowing height
►
Check the set mowing height, adjust if necessary.
The drive belt is insufficiently tensioned
►
Check the tension of the drive belt (
6.3.8
) and
tension it if necessary.
THE BLADES CANNOT
BE PUT INTO MOTION
Damaged or worn out blade drive belt
►
Check the condition of the belt - replace it if
necessary. If it is loose, tension it.
Damaged spring of the tensioning
mechanism
►
Check the condition of the spring of the tensioning
mechanism and replace if necessary.
A foreign object is preventing the
movement of the belt
►
Check whether the movement of the belt is not
prevented by a foreign object. If yes, remove the
foreign object.
THE BLADES STOP
WITH A DELEAY
The drive belt is insufficiently tensioned
►
Check the tension of the drive belt (
6.3.8
) and
tension it if necessary. If the belt cannot be tensioned
due to its considerable wear, replace the belt.
A foreign object is preventing the
movement of the belt
►
Check whether the movement of the belt is not
prevented by a foreign object. If yes, remove the
foreign object.
Incorrectly functioning electromagnetic
clutch
►
Check that the electromagnetic clutch switches off
properly. If the clutch is not working properly have it
replaced or repaired at an authorised service centre.
Summary of Contents for AB107
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