Thrustmaster RACELINE PEDALS III Mode D'emploi page 19

6. Compress the clutch pedal spring using the support,
to insert the retaining rod into the slots in the pedal
set base.
To adjust the clutch pedal's resistance, you can place
the spring retaining rod in different positions.
For more information on adjusting the clutch pedal's
resistance, please read the
pedal's resistance
Modifying the clutch
section.
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