Hitachi VB 16Y, Технические данные и руководство по обслуживанию

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Fig. 18
Fig. 17
[72]
[91]
[85]
[87]
[81]
[80]
[79]
[89]
[88]
[90]
[74]
[88]
Apply
grease.
[86]
[73]
[84]
Core metal
[85]
[87]
[91]
Hammer
[75]
[77]
[76]
[78]
Apply grease.
(7) Removal of bracket (A) and (B) unit (Fig. 17)
(a) Bracket (A) and (B) unit is secured to the Inner Cover Ass'y [13] with two Hex. Socket Hd. Bolts (W/Flange)
M8 x 25 [16]. Remove the two Hex. Socket Hd. Bolts (W/Flange) M8 x 25 [16]. Put a core metal whose
diameter is the same as the shaft diameter (40 mm) of Bracket (B) [91] on the end surface of Bracket (B)
[91] and tap it with a hammer. Then bracket (A) and (B) unit can be removed from the Inner Cover Ass'y
[13], Cover [82] and Return Spring [48] in the arrow direction.
(8) Disassembly of bracket (A) and (B) unit (Fig. 18)
(a) Bracket (A) and (B) unit is press-fitted to
Shaft (A) [72] and secured with the Seal Lock
Hex. Socket Hd. Bolt M12 x 20 [81].
Remove the Seal Lock Hex. Socket Hd. Bolt
M12 x 20 [81], Belleville Spring (For M12)
[80] and Spacer [79]. Press Shaft (A) [72]
with a hand press to remove it from
Bracket (A) [86] and Bracket (B) [91].
(9) Disassembly of bracket (A) unit (Fig. 18)
(a) Remove the Retaining Ring for D10 Shaft [73].
Then the Pin for Spring [78], Spring (D) [77]
and Cutter Guard [89] can be removed.
(b) Pull out the Needle [75] with a hand press to
remove Roller (C) [76] from Bracket (A) [86].
(10) Disassembly of the cam shaft unit (Fig. 18)
The Cam [10] is press-fitted to the Cam Shaft [12]
and secured with the Feather Key 7 x 7 x 22 [45].
Remove the Cam [10] from the Cam Shaft [12] with
a hand press.
Apply
grease.