Demon Fuel Systems 190000 User Manual
Page 5
5
Figure 8
11. On vacuum secondary models, the diaphragm housing is attached to the main body by three
screws and the diaphragm rod is held on the throttle shaft linkage by a retainer "C Clip". With
these removed, the housing can be pulled from the main body (Fig. 9).
Figure 9
12. The cork gasket on the rear of the diaphragm housing is also critical to secondary operation as it
seals the vacuum passage between the housing and the main body. This can be discarded at this
time, as your package includes a new seal (Fig. 10).
Figure 10