Disassembly And Reassembly Of The Driving Section - Hitachi NR 90AE Technical Data And Service Manual

10-4. Disassembly and Reassembly of the Driving Section (See Fig. 19.)
[Tools required]
Hex. bar wrench (5 mm and 6 mm)
Roll pin puller (2.5 mm (0.098") dia.)
Wrench M6
(1) Disassembly and resassembly of Nose [28], Pushing Lever (A) [34] and other parts
(a) Disassembly
Holding the Handle Arm [71], remove the Hex. Socket Hd. Bolt M6 x 22 [35] and pull out the entire magazine
section backward.
Remove the Hex. Socket Hd. Bolt M5 x 14 [1] and take out Pushing Lever Cover (A) [27].
Remove the Nylock Hex. Socket Hd. Bolt M8 x 30 [29], then the Nose [28], Pushing Lever (A) [34] and others
can be removed.
Hex. Socket Hd. Bolt
M6 x 22 [35]
Body Ass'y [24]
Piston Bumper [30]
O-ring (I.D 60) [31]
Washer [26]
Hex. Socket
Hd. Bolt
M5 x 14 [1]
Pushing Lever
Cover (A) [27]
Nylock Hex. Socket
Hd. Bolt M8 x 30 [29]
Nose [28]
Pushing Lever (A) [34]
Roll Pin
D3 x 32 [21]
Fig. 19 Disassembly and reassembly of the driving section
Handle Arm [71]
Pushing Lever Guide [47]
Pushing Lever Spring (B) [50]
Pushing Lever Spring (A) [51]
Pushing Lever (C) [52]
Adjuster [53]
Roll Pin D2 x 16 [54]
Adjuster Spring [55]
Adjuster Plate (C) [56]
Adjuster Plate (A) [57]
O-ring (S-4) [91]
Pushing Lever (B) [58]
O-ring (S-5) [59]
Retaining Ring (E-type) for D3 Shaft [60]
Nylon Nut M5 [32]
Nose Rubber [33]
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Magazine section