User manual PORSCHE 930 TURBO 1989 GENERAL DATA

[. . . ] General Data TRANSMISSION TYPE 930 The following transmissions are installed in the 930 Turbo: 930/30 -4-speed with rear axle final drive 9/38 (standard) 930/32 -4-speed with rear axle final drive 9/36 (not for USA) The following transmission is installed from 1977 Models: 930/33 -4-speed with a final drive ratio of 9/38 From 1978 Models with the following transmission: 930/34 -4 gears with final drive ratio of9/38 Generaldata 911 turbo Five-speed transmission G50/50 88-227 A new five-speed transmission has been installed in the 911 Turbo worldwide from Model 89 onward. This gearbox corresponds to the G 50/00 Carrera gearbox with regards to construction high engine performance of the turbo engine. Refer to the Carrera workshop manual (Page 30-0102) for maintenance information. and repair. The gearbox has been reinforced, however, and the transmission ratios modified to suit the 30-02 Five-speed transmission G50/50 1989 Printed in Germany -VII, General MANUAL TRANSMISSION TORQUE SPECIFICATIONS Data Location Designation Nut Threads Material Torque NM (kpm) Drive shaft M 30xl. 5 8. 8 C 35 V 210 -230 (21. 0 -23. 0) Drive shaft Nut M 20xl. 5 160-180 (16-18) Driven shaft Nut M 24xl. 5 8 190-100 (19-20) Stub axle Stub axle Stretch bolt Hex hd screw M IOxl. 5 M IOu. [. . . ] Adjust selectorforks(seepage35-7). 35-6 Dismantling and Assembling Change Gear Printed in Germany Manual Transmission / Gears, Shafts 35 ADJUSTING Note Torque drive pinion and drive shaft nuts to specifications to adjust selector forks. INSTRUC"TIONS 6. Install Special Tool 9106 and assemble reverse gears I and III. 3. Install reversegear II as shown illustration. Adjust selectorrods, so that there is play of 0, 5 mm at tightest position betweenselector rodforks. 4. Place in 4th gear and torquenutsto specifi- cations. 5. Remove reversegear II again. Printed in Germany -I. 1976 Adjusting Selector Forks 35 -7 Manual Transmission, Gears/Shafts 9. Adjust gearshift sleeves so that they are at dead center between the synchronizing rings in idle position. 10. Torque hex head screws of selector forks to specifications. Note Correct deviations in adjustments after completion of shifting controls, because they are essential for proper functioning of the synchronization. 35 -8 Adjusting Selector Forks Printed in Germany Mech. gear -shift system -gears, shafts TOOLS Nr. 1 2 Designation Special Tool Remarks Holder Socket wrench No. 9105 Printed in Germany Dismantling and Assembling Drive Shaft 35-9 35 Mech. gear -shift system -gears, shafts 35-10 Dismantling and Assembling Drive Shaft Printed in Germany Designation 1 Amt Removing Notes Installing Torque to specifications Remarks Nut 1 and lock. 2 Rev. gear 1 Pry off with Collar facesout. 0 I 2 screwdrivers. 3 Cyl. rollex bearing 1 Removewith extractor Heatto ca. 120 C and drive on. Replace in pairs only. Collar faces 4 1st gear I 1 Remove with extractor in. 5 6 Spacer 1 1 Replace in pairs only. Faces same direction as 2nd gear countergear. Thrust washer 8 3rd gear 1 1 Check synchro. Replace in pairs only. 9 Needle cage 1 Mark to inst. . ll correctly Assemblewith samegear. 10 11 12 13 14 Spacer 1 1 1 1 1 Check synchro. Replace in pairsonly. 3rd gear bush Gearshift sleeve Operatingsleeve 4th gear I 15 SpaCel Needle ca3e 1 1 Mark to install correctly. Loosen with 16 Assemble , , gear. same ! 17 Nut 1 9104 + 9105 andlock. Printed in Germany Dismantling and Assembling Drive Shaft 35-11 !No. Mech. gear -shift system -gears, shafts No. 18 Designation Amt. 1 Notes Removing Installing Heatto ca. 120 C and 0 Remarks Cylindrical roller bearing Removewith sparesleeve drive on. Inner race 1 Remove with spare sleeve Heatto ca. 120 C and 0 drive on. 20 4-point bearing 1 1 Remove with spare sleeve 21 Inner race Heatto ca. 120 C and 0 drive on. 22 Thrust washer 1 Remove with spare sleeve Ground side faces needle bearing 23 4th gear bush 1 Remove with spare sleeve Heatto ca. 120 C and 0 drive on 24 Drive shaft 1 Check runout 19 35-12 Dismantling and Assembling Drive Shaft Printed in Germany DISASSEMBLING AND ASSEMBLING INSTRUCTIONS Disassembling Note For better understanding the blow-up drawing showsthe entire drive shaft without a clamping 2. 4-point bearing and cylindrical roller bearing with a spare operating sleeve. plate. The parts up to and including number 16 are dismantled and assembled without removing the drive shaft (refer to "Removing and Installing Change Gear"). 9104 in a vise, insert drive shaft and loosen nut with special tool no. Torque nut to specificationsand lock. Note Special Tool 9105 cannot be used to unscrewand tighten the collar nut due to the longer drive shaft in transmission type 930/34 for Turbo 3. 3 ltr. . For this purpose cut through the socket wrench at approximately center and weld in a suitable piece of pipe (36 mm dia. A torque wrench and an open-jawed or ring wrench could also be used instead of the special tool. Printed in Germany -IV. 1981 Disassembling and Assembling Drive Shaft 35-13 Manual Transmission. Gears/Shafts TOOLS No Description Special Tool Remarks 1 Guide sleeve No. [. . . ] Insert adjuster with clamping bush (special tool 9145) in differential and clamp tight. Turn ring gear carefully against stop and set dial gauge to zero. Note value. Note Hold drive pinion tight while measuring. This is done by clamping a suitable screwdriver between transmission case and reverse gear III. Printed in Germany -IV, 1981 Adjusting Backlash 39-17 Differential, Final Drive 9. Measured values mustnot deviate among eachother by more than O. 05 mm. Note Backlash required is inscribed in ring gear. 10. [. . . ]