Opel 1900 1973 Service Manual page 482

Fig 7C-192
Figure 7C-193
3. Depress servo piston sleeve and remove piston
sleeve retaining ring.
4. Push sleeve through piston and remove cushion
spring and spring retainer.
5. Remove servo piston ring
AUTOMATIC TRANSMISSION
Figure 7C-194
6. Inspect cushion spring, adjusting bolt, and piston
sleeve for damage. Inspect piston for damage and
piston ring for side wear, replace if necessary.
7. Reassemble servo piston, reversing disassembly
procedure.
Disassembly, Inspection and Reassembly of Valve
B o d y
1. Remove the manual valve and manual valve link
from the valve body.
2. Turn the valve body so that the transfer plate is
facing upward and remove the two bolts holding the
transfer plate to the valve body. See Figure 7C-196.
3. Remove transfer plate and gasket.
4. Using small C-clamp on valve body, compress
accumulator piston.
5. Remove the accumulator piston retaining ring
with screw driver. See Figure 7C-198.
6. Carefully loosen C-clamp as accumulator piston is
under spring tension.