(2) Inspection and adjustment
a. Adjusting the primary opening pres-
sure. Install the plate of plate assembly
(157944-9520) onto a vise.
Note : Use the plate assembly
(157944-9520) in fixing a nozzle
holder having a flange. A nozzle
holder without flange should be
directly installed onto a vise.
b. With the nut, install the two pins on the plate.
c. Install the nozzle holder body (1) onto
the plate with the cap nut side facing
downward.
d. Assemble adjusting shim (10), secondary
spring (11), and spring seat (12) on the
nozzle holder body in the order as
described.
Note : The secondary spring is the same
one as the primary spring.
e. Assemble the pin (14), lift piece (13), and
spacer (15) with the nozzle holder body.
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