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TT-049-0905. Trainer Information Seven-speed dual-clutch gearbox 0AM. Contents. Special features. Design. Oil circuit/hydraulics. Gearbox management. Functional diagram. Special features. Hillstart control system. Tip gear selection. F 71 V_011. Gear changes between accelerating.
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TT-049-0905 Trainer InformationSeven-speed dual-clutch gearbox 0AM
Contents • Special features • Design • Oil circuit/hydraulics • Gearbox management • Functional diagram
Special features Hillstart control system Tip gear selection F 71 V_011 Gear changes between accelerating Parking lock
Design R 5 7 6 R1 1 3 4 2 • Torque curve Output shaft 3 Clutch K1 Input shaft 1 Output shaft 2 Input shaft 2 Clutch K2 Output shaft 1 Gear wheel for final drive
Design • Drive shafts Input shaft 1 Input shaft 2 Knock-out splines Ball bearing
Design • Drive shafts Input shaft 1 Input shaft 2 Impulse rotor for G612 Impulse rotor for G632 Ball bearing 1st gear 7th gear 5th gear 3rd gear 6th / 4th gear 2nd gear/R Ball bearing
Design • Output shaft 1 3rd gear 2nd gear 1st gear 4th gear Output gear Sliding sleeve, gear 2/4 Sliding sleeve, gear 1/3
Design • Output shaft 2 7th gear R gear 1 5th gear 6th gear Output gear Sliding sleeve, gear 5/7 R gear 2 Sliding sleeve, 6th/R gear
Design • Output shaft 3 Gear wheel, reverse gear Parking lock gear Output gear Sliding sleeve, reverse gear
Design • Differential Gear wheel for final drive
Oil circuit/hydraulics Pressure accumulator G270 V401 N436 N440 N433 N434 N435 N437 N438 N439 Working pressure Return Regulated working pressure
Oil circuit/hydraulics • Design of solenoid valve block Back to oil tank Regulated volumetric flow Sub-gearbox oil pressure Junction rail Main pressure channel N433 N434 N435 N436
Oil circuit/hydraulics • Gear and clutch actuator valve Back to oil tank Regulated volumetric flow to gear and clutch actuator Control piston From part gearbox oil pressure channel Magnet core Solenoid coil
Oil circuit/hydraulics • Sub-gearbox pressure regulator N436/440 Back to oil tank Sub-gearbox oil pressure From main pressure channel Control piston Magnet core Solenoid coil
Pressure accumulator Oil filter Oil circuit/hydraulics Ball that enables bypass.
Oil circuit/hydraulics • Gear actuator and selector fork Gear actuator 5, 7 Travel sensor Gear actuator 6, R Permanent magnet Selector fork Gear actuator 2, 4 Gear positioner piston Gear actuator 1, 3
Oil circuit/hydraulics • Gear actuator and selector fork N 436 N 433 Front piston chamber Gear positioner piston Rear piston chamber
Gearbox management • Sensors Clutch travel sender 1 G617Clutch travel sender 2 G618 Secondary evaluation coil Iron core Primary coil Applied alternating voltage Clutch actuator plunger Permanent magnet Evaluation voltage
Gearbox management • Sensors Gearbox input speed sensor 3 G641
Gearbox management • Sensors Gearbox input speed sensor 2G612 Gearbox input speed sensor 1G632
Gearbox management • Sensors Temperature sensor in control unit G510
Gearbox management • Sensors Hydraulic pressure sensor for gearbox G270
Gearbox management • Sensors Travel sensor 3, G489, gear 5/7 Travel sensor 4, G490, gear 6/R Travel sensor 2, G488, gear 4/2 Travel sensor 1, G487, gear 1/3
Gearbox management • Sensors Selector lever E313 Hall sensors for Tiptronic position F319 N110 Hall sensors for detection of the selector lever position
Gearbox management • Actuators Clutch actuator solenoids Valve 3 in sub-gearbox 2, N439 Valve 3 in sub-gearbox 1, N435
Gearbox management • Actuators Sub-gearbox pressure control valves Valve 4 in sub-gearbox 1, N436 Valve 4 in sub-gearbox 2, N440
Gearbox management • Actuators Gear actuator solenoid valves Valve 2 in sub-gearbox 2, N438 Valve 2 in sub-gearbox 1, N434 Valve 1 in sub-gearbox 1, N433 Valve 1 in sub-gearbox 2, N437
Gearbox management • Actuators Hydraulic pump motor V401 V401