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ADJUSTING THE FORK
a) COMPRESSION
Standard calibration : -9 clicks.
USA calibration : -12 clicks.
To reset to the standadr calibration turn register (A) clockwise
until the position of fully closed is reached then, turn back by
the mentioned clicks. To obtain a smoother braking action, turn
the register anticlockwise. Reverse the operation in order to ob-
tain a harder action.
a)
D
EN - 26
SPECIFICATIONS - OPERATION - MAINTENANCE
b) EXTENSION
Standard calibration : -13 clicks.
USA calibration : -10 clicks.
To reset to the standard calibration turn register (C) clockwise
to reach the position of fully closed; then, turn back by the
mentioned clicks. To obtain a smoother braking action, turn the
register anticlockwise. Reverse the operation in order to obtain
a harder action.
- AIR VENT (to carry out after each competition, or monthly).
Set the motorcycle on a central stand and release the fork fully
and loosen the air vent valve (D). Once this operation is over,
tighten the valve.
WARNING: Never force the adjusting screws
beyond the maximum opening and closure
positions.
NOTE
Flexibility index for the serial springs:
K=4,6 N/mm
NOTE
Always replace both the spring and the spacers to keep the
preload value unchanged.
b)
C
A
OIL FORK LEVEL
For the regular fork operation, both legs must be provided with
the necessary oil quantity.
Remove the forkrods form the fork to check the oil level inside
the forkrods. Work as follows:
- remove the power rod caps;
- remove springs from the stems letting the oil drop into the
latter;
- bring forks to stroke end.
OIL QUANTITY IN EACH FORK LEG
TC 250
556 cm
(33.93 in
)
3
3
Cartridge: 196 cm
(11.96 in
)
3
3
Fork sleeve: 360 cm
(21.97 in
)
3
3
TC 250 USA
541 cm
(33.01 in
)
3
3
Cartridge: 196 cm
(11.96 in
)
3
3
Fork sleeve: 345 cm
(21.05 in
)
3
3
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