Porsche 911 Carrera Technical Manual page 132

Disassembly and assembly instructions
2. Check synchronisation of 1st and 2nd gears.
To do this, place the friction ring and the
synchronising ring in the correct position on
the gear wheel. Measure gap dimension "A"
with a feeler gauge.
Disassembly
In the interest of simplifying the work, the
complete gear set is not removed. Instead,
the pinion shaft is partially disassembled while
still installed.
= 1.5...2.0 mm
= 1.2 mm
Installation dimension (new)
Wear dimension
Note
The locking elements or balls (No. 42) of the
shift rod lock will fall out without being noticed if
the shift rods are moved past the neutral lock or
gear lock when the transmission is disassem-
bled or assembled (also see Pages 34 -221
and 34 -214).
A
Tap the gear housing with a plastic hammer
to detach it from the transmission housing,
and press the roller of the shift catch out of
the selector shaft driver.
v'
\\
Assembly
1. Apply some grease on the adjusting shims to
the corresponding thickness and "glue" them
onto the housing (use the number of adjusting
shims "S3" noted during disassembly or the
number of adjusting shims as calculated
during adjustment of the drive pinion).
313_99
3. Install the completely preas sembled gear set.
4. Tighten tensioning plate fastening screw to
25 Nm (19 ftlb.).
~
(---
---I
:~~
1(/
~
\
1::\
""
~~ ~
II~~
A -Adjusting shim "$3"
380_99
Disassembling and assembling transmission
Printed in Germany -29, 1999
34 35 37
GT334217
34 -222
" \, ::~