Routine Maintenance - ST F 72 FL Manuel D'utilisation

MECHANICAL TRANSMISSION
– engage the parking brake;
HYDROSTATIC TRANSMISSION
– put the drive release lever into the «EN-
GAGED» position (Fig. 4.2 no. 23), since it is
necessary for the parking brake to be disen-
gaged to ensure that the speed change lever
has enough movement;
– r emove the grass catcher;
– u nscrew the lever knob (3) and shift the lever to
the «R» position;
– o pen the access hatch (4) and unscrew the fas-
tener nut (5) using a 13 mm key;
– r elease the lever (6) so that the cutting-means
assembly rests on the shims and keep it
moved to the side so that no stop notches are
engaged; now grasp the bottom of the seat (7)
and tip the cover backwards.
To close it again:
– c heck that the collector channel (8) is securely
positioned on the support (9) resting on the
right hand side;
– m ove the lever (3) to the «R» position and lower
the cover (1) to the same level as the levers (3)
and (6);
– i nsert lever (6) and then lever (3) in their seat,
Operation
1. MACHINE
Cutting means positioning and sharpening
1.1
check
3)
1.2
Replacing cutting means
1.3
Transmission belt check
1.4
Transmission belt replacement
1.5
Cutting means control belt check
Replacing the cutting means control belt
1.6
check
2) 3)
1.7
Check and adjustment of brake
1.8
Drive regulation and check
1.9
Cutting means engage and brake check
1.10
Complete bolt and screw check
1.11
General lubrication
3)
3)
2) 3)
3)
3)
3)
3)
4)
and lower the cover until it is aligned with the
fastener screw.
WARNING! With the cover (1) lowered,
check that:
– the collector channel (8) opening fits inside
the rear discharge opening (10) and is rest-
ing correctly on the support (11).
Next:
– f ully tighten the fastener nut (5);
– m ove the lever (6) to position «7» engaging it in
the relative stop notch;
– r emove the shims (2), replace the lever knob (3)
and the hatch (4).

6.3 ROUTINE MAINTENANCE

The table will help you maintain your machine's
safety and performance. It summarises the main
interventions to be made and the frequency ap-
plicable to each of them.
The boxes at the side are for you to mark the date
or number of working hours at which the interven-
tion was made.
Hours Completed (Date or Hours)
25
100
25
–
25
–
25
25
25
25
25
14