Image 24: Nut To Adjust Spring Preload On Throttle Pedal; Throttle Pedal - Audi R8 LMS 2018 Handbook

700- Pneumatic Gearshift and Pedals

Image 24: Nut to Adjust Spring Preload on Throttle Pedal

By turning the nut (16 mm AF spanner), the threaded stud is moved and the
spring preload changed. The basic setting is shown in the following image. The
pin in the slot shows the actual setting. The pin at the top means the minimum
spring preload is set. The pin at the bottom means the maximum spring preload
is set.
Image 25: Standard Setting and Adjustment Direction for Spring Preload on Throttle Pedal
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Version 1 2016-01-01