Rivera Primo Direct Drive Belt Drive - Manual (Page 6)

FIGURE 15
FIGURE 16
FIGURE 17
FIGURE 18
Install clutch plates, pressure
plate, diaphragm spring, spring re-
tainer, and lock tabs with 4 shoul-
der nuts (use a generous amount
of anti seize on stud threads prior
to installing shoulder nuts). Turn
nuts down until they
bottom. (SEE FIGURE 15)
Correct
Incorrect
Check diaphragm spring for correct
geometry. (SEE FIGURE 16)
When the Spring is correclty ad-
justed, daylight wilI show at either
edge, because the spring is within
.010”-.020” of being flat. (SEE FIGURE
17)
If a diaphragm spring is com-
pressed too far it will need adjust-
ment. Correct adjustment will
require that special adjustment
washers be added.
(SEE FIGURE 18 & 18A)
6
FIGURE 18A