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REASSEMBLY AND ADJUSTMENT
FUJI GW690-111 (PROFESSIONAL)/FUJI GSW690-111 (PROFESSIONAL)
V. REASSEMBLY AND ADJUSTMENT
1.
Reassembling the lens barrel assembly (7-23)
1-1
Reassembling the male and female helicoids
When the helicoid assembly is reassembled with dust existed on the threads and/or sliding
portions, the helicoid will not operate smoothly. Before reassembling the lens barrel
assembly, thoroughly clean the threads and sliding portions and apply the designated grease
properly.
1-2
Apply the ring (7-78) to the helicoid ring (7-75), apply grease (FHA-027 Squirrel Grease) to
the sliding portions (against the hold ring (7-79)), fit the hold ring (7-79), and install three
thrust plates (7-76) with six screws (7-77).
NOTE:
When installing the thrust plates, be sure to face the rough surface of the thrust plates
upward.
Turn the helicoid and insure that it operates smoothly and lightly.
1-3
Apply grease (FHD-100 Losoid Grease 83410) to the threads of the helicoid properly, screw
the male helicoid (7-67) into the helicoid ring, insert the helicoid guide (I) (7-80) and
helicoid guide (II) (7-82) to the groove (A) on the male helicoid (7-67), and secure the
helicoid guide (I) (7-80) and helicoid guide (II) (7-82) respectively with two screws (7-81)
and two screws (7-83). Be sure to lock the screws with screw locking agent.
When the helicoid does not operate smoothly, disassemble it again, and check it for
existence of dust and/or scar, tilted guide, bending and other defectiveness.
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