Hitachi NV 50AG2, Technical Data And Service Manual

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Fit a flat-blade screwdriver or similar tool
into the gap between the Magazine [80] and
the Magazine Cover [84] , and push it
strongly to extract the Retaining Ring
(E-type) for D3 Shaft [81] . Then, extract the
Hinge Pin [82] to remove the Magazine
Cover [84] .
(b) Reassembly:
Reassembly can be accomplished by
following the disassembly procedures in
reverse. However, particular attention
should be given to the following points.
Assemble the Retaining Ring (E-type) for
D3 Shaft [81] while carefully aligning it with
the Hinge Pin [82] groove, and confirm that
it fits securely into the groove.
Be very careful not to lose the small
Retaining Ring (E-type) for D3 Shaft [81] .
9-4. Disassembly and Reassembly of the Cap and the Magazine Section (See Fig. 20.)
Tools required
23 mm-wide wrench
Flat-blade screwdriver (tip thickness of 0.5 mm to 1 mm) or a similar steel plate.
Philips screwdriver
(1) Disassembly and reassembly of the cap portion:
(a) Disassembly:
As the Cap [48] is a single-body unit equipped with M42 theads, simply fit a wrench across its diameter and
turn it gently to loosen and remove it.
(b) Reassembly:
Reassembly can be accomplished by reversing the disassembly procedure. However, be sure to apply
grease to the O-ring (I.D 37.2) [47] prior to reassembly.
Fig. 20
Nylon Nut M5 [78]
Cap [48]
Hinge Pin [82]
O-Ring (I.D 37.2) [47]
Hook [56]
Machine Screw
(W/Washers)
M5 x 30
[57]
Magazine [80]
Retaining Ring (E-type)
for D3 Shaft
[81]
Nail Holder [83]
Magazine
Cover
[84]
(2) Disassembly and reassembly of the magazine
(a) Diassembly:
Loosen the Machine Screw M5 x 30 that fastens the Magazine Ass'y
[85] to the Body Ass'y [20] , and remove the Magazine Ass'y [85] and
the Hook [56] .
Dust Cap [49]