Hitachi NV 65AF3 Technical Data And Service Manual page 36

(1) Disassembly and reassembly of Nose [27], Pushing Lever [35] and others
(a) Disassembly (Figs. 26 and 27)
Remove the four Nylock High Tension Bolts M6 x 20 [28]. Then the Nose [27], Pushing Lever [35] and
other parts can be removed.
(b) Reassembly
Disassembly procedures should be followed in the reverse order. Note the following points.
Apply grease to the O-ring (S-46) [15] and mount it in the groove of the Nose [27].
Align the bent portion of Adjuster Plate (A) [54] with the concave portion of the Pushing Lever Guide [47].
After reassembly, check that the components of the pushing lever and the Adjuster [50] move smoothly.
Align the positions.
(2) Disassembly and reassembly of the adjuster unit
(a) Disassembly (Fig. 28)
Remove the Retaining Ring (E-type) for D3 Shaft [58]. Then the Pushing Lever [35], Pushing Lever Cover
(B) [34] and the adjuster unit can be removed.
Pull out the Roll Pin D2 x 16 [51]. Then the adjuster unit can be disassembled.
(b) Reassembly
Disassembly procedures should be followed in the reverse order. Note the following points.
Mount Adjuster Plate (A) [54] facing its bent portion toward the Adjuster [50].
Mount Adjuster Plate (B) [53] facing its convex portion toward Adjuster Plate (A) [54].
Pushing Lever Guide [47]
Bent portion of Adjuster
Plate (A) [54]
Fig.27
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Adjuster [50]