Service manual

3
5) Prior to installing the new flow
control valve, it is advisable to
pre-set the flow adjustment knob:
a. Begin by unscrewing the
knurled silver lock ring
completely, until it comes
into contact with the black
adjustment knob.
b. Then screw the adjusting
knob clockwise until
moderate resistance is
felt. It is not necessary to
use great force to tighten
the knob.
c.) Grasp the adjusting knob in one
hand and hold it stationary, as you
unscrew the body of the valve itself
5 - 6 full turns.
A.
B.
C.