ST T 92 Serie Guía Rápida De Uso página 125

PROBLEM
12. The cutting device do
not engage or do not
stop promptly when
they are disengaged
13. Uneven mowing and
insufficient collection
(for rear collection
models only)
14. Uneven mowing
(side discharge
models only)
15. Unusual vibrations
while working
16. Uncertain or
ineffective braking
17. Erratic forward
movement, poor drive
when going uphill or
if the machine has a
tendency to rear up
18. When the engine is
running, the machine
remains stationary
when the drive
pedal is pressed
19. Unusual machine
vibrations
NOTE If problems persist after having performed the de-
scribed operations, contact your dealer.
PROBABLE CAUSE
loose belt
problems with the electro-
magnetic clutch
cutting means assembly is
not parallel to the ground
inefficient cutting means
forward speed too high
compared to height of grass
collector chute is blocked
cutting means assembly is
not parallel to the ground
inefficient cutting means
the cutting means assembly
is full of grass
the cutting means are
unbalanced or loose
loose bolts and screws
the brake is not adjusted correctly
problems with the belt or
the engagement device
release lever in the gear
disengagement position
damaged or loose parts
contact your Dealer
contact your Dealer
check the tyre pressure (par. 5.1)
reinstate the alignment of the cutting means
assembly in relation to the ground
contact your Dealer
reduce the forward speed and/or raise
the cutting device assembly (par. 5.4)
wait for the grass to dry
remove the grass catcher and empty the chute
check the tyre pressure (par. 5.1)
reinstate the alignment of the cutting means
assembly in relation to the ground
contact your Dealer
clean the cutting means assembly (par. 6.3)
contact your Dealer
check and tighten all the engine and frame bolts
contact your Dealer
contact your Dealer
return it to the gear engaged position (par. 4)
stop the machine and remove the ignition key
inspect for possible damage
check for and tighten any loose parts
have all checks, repair work and
replacements carried out by an
Authorised Service Centre only.
NOTE For further problems not listed in the table, contact an
authorised service centre immediately.
EN - 12
SOLUTION