Iveco Stralis AT/AD. Manual — part 61
2
CLUTCH
S
TRALIS
AT/AD
Base - January 2003
-
Operator cylinder (new clutch)
18
. . . . . . . . . . . .
BLEEDING CLUTCH CIRCUIT
18
. . . . . . . . . . . . . .
CLUTCH ACTUATOR FOR EUROTRONIC
AUTOMATED GEARBOX
19
. . . . . . . . . . . . . . .
-
Clutch actuator push rod adjustment
(new clutch)
19
. . . . . . . . . . . . . . . . . . . . . . . . . .
-
Fitting the clutch actuator
19
. . . . . . . . . . . . . . . .
-
Replacing the clutch actuator
19
. . . . . . . . . . . . .
Clutch
For vehicles with transmission ZF 9S 109 - ZF 16S 151/181, the control is hydro-pneumatic and includes the main cylinder with
incorporated oil reservoir and the clutch actuator. For vehicles with EuroTronic transmission, the clutch control is pneumatic and
controlled by the gearshift electronic control unit
CLUTCH
3
S
TRALIS
AT/AD
DESCRIPTION
CHARACTERISTICS AND DATA
16” CLUTCH - With gearbox ZF 9S 109 - 16 S 151
Type
Single plate, dry
Engagement mechanism
Pull actuated with diaphragm spring
Driven plate
With friction linings
Driven plate hub
With double flexible coupling
Outside Ø of linings
mm
400
Inside Ø of linings
mm
235
Plate thickness (new)
mm
10
± 0.3
Driven plate max.
run-out approx
mm
~ 0.2
Loaded minimum
on new disc-pusher
N
25000
Loaded maximum
with release
N
6950
Minimum pressure plate lift mm
1.7
Withdrawal travel
mm
12 + 2
Max. wear travel
mm
16
Clutch control
Master cylinder with oil tank incorporated - slave cylinder
with total take-up of driven plate wear
Type of fluid
Tutela TRUCK DOT SPECIAL
4
CLUTCH
S
TRALIS
AT/AD
Base - January 2003
16” CLUTCH - With gearbox EuroTronic 12 AS 2301
Type
Dry single plate
Engagement mechanism
“Pull” with diaphragm spring
Driven disc
With friction seal
Driven disc hub
With double flexible coupling
Seal outer Ø
mm
1
Seal inner Ø
mm
220
± 1
Plate thickness (new)
mm
10
± 0.3
Max. off-centering of
driven plate
mm
~ 0.2
Load on thrust plate
(new)
Min. N
Max. N
27000
29700
Loaded maximum
with release (new)
N
6200
Minimum rise thrust pad
mm
1.7
Disengagement stroke
mm
12 + 2
Maximum depression
stroke
mm
16
Hydraulic operating system
Electro-pneumatic actuator controlled by the gearbox control
unit
CLUTCH
5
S
TRALIS
AT/AD
CHARACTERISTICS AND DATA
17” CLUTCH
Type
Dry single disc
Engagement mechanism
Pull with diaphragm spring
Driven disc
With friction linings
Driven disc hub
With double torsion springs
Gasket outside Ø
mm
430
Gasket inside Ø
mm
240
Disc thickness (new)
mm
10
± 0.3
Max. offset driven disc
mm
~0.4
Load on thrust plate
(new)
Min. N
Max. N
33000
39200
Loaded minimum
on new disc-pusher
N
7600
Minimum pressure plate lift
mm
1.7
Disconnection stroke
mm
12
Consumption stroke max.
mm
16
Clutch control with gearbox
ZF 9 S 109 - ZF 16 S 151/181/221
Master cylinder with oil reservoir built in —
clutch actuator with total wear recovery of driven disc
Type of oil
Tutela TRUCK DOT SPECIAL
Clutch control with Euro Tronic
gearboxes
Electro-pneumatic actuator controlled by the gearbox
control unit
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