l. Assemble the nozzle and nozzle holder
assembly to the nozzle tester (105785-
1010).
m. Adjust the primary opening pressure to
the specified pressure using the adjusting
screw (4).
n. With a monkey wrench, fix the nozzle hold-
er securely and tighten the cap nut (SW
19mm) to specified torque.
Inspecting the needle valve for full lift
a. Install gasket (026508-1140) and plug
(157892-1600 : SW12mm) onto the adjust-
ing retaining nut (157892-1400).
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MAINTENANCE OF MAJOR COMPONENTS
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