Opel 1900 1973 Service Manual page 345

1973 OPEL SERVICE MANUAL
Figure 6E-21 Removing Vacuum Case Lever
5. Unscrew vacuum diaphragm cover from choke
housing. See Figure 6E-22.
Figure 6E-22 Removing Vacuum Diaphragm Cover
6. Unscrew retaining ring from automatic choke
body and take off cover.
7. Unscrew vacuum diaphragm case from carbu-
retor cover. Remove reduction jet. See Figure 6B23.
8. Take float together with spindle and leaf spring
from float chamber.
9. Pull accelerator pump discharge nozzle assembly
Figure 6E-23 Removing Vacuum Case Reduction Jet
out of carburetor housing. Nozzle is press fitted. See
Figure 6E-24.
Figure 6E.24 Removing Accelerator Pump Discharge
10. Remove primary idle jets and secondary idle
plug. Remove primary and secondary high-speed air
jets.
jets.
12. Remove cotter pin from pump connecting rod.
Remove accelerator pump.
13. Remove idle mixture adjusting screw from throt-
tle valve body. Remove idle air adjusting screw from