Sadev St82-17 Gearbox - Seat Leon Cup Racer TCR 2016 User Manual

5.7

SADEV ST82-17 gearbox

Control routine before start:

Check that there is no oil leakage.

Operating range 70°C to 145°C. Do not load the engine until the temperature is above 70°C.
Routine maintenance:

Change the gearbox oil and clean the filter in the indicated mileage. The oil must be the
recommended one. It can be done with the gearbox mounted on the car.

It is strongly recommended reading the SADEV ST82-17 Technical Manual on the SEAT Sport
website.

Make sure that the clutch pedal stopper stud exits 11,8 mm from its support.
Potentiometer adjustment:
Using the display or the live measures label of the RaceStudio3 software with a lap top adjust the
potentiometer if any malfunction has been detected.
Potentiometer regulation table:
Acquisition channel
U_GCU_GEAR
LSD – Limited Slip Differential
5.8
The differential is a self-locking type, with 6 frictions faces on each side and pressure plates with ramps,
acting either for power or braking phases. The running clearance in the differential is 0.1±0.05mm.
The preload may be adjusted by tightening/untightening the preload nut (see the picture below).
http://www.seat-sport.com/seat-leon-cup-racer-2016/
Gear
11,8 mm
Value
R 0,6 V
N 1,1 V
1 1,6 V
2 2,1 V
3 2,6 V
4 3,1 V
5 3,6 V
6 4,1 V
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