Hitachi H 25PV, Технические данные и руководство по обслуживанию

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First gear and crank shaft disassembly
Remove the Hex. Socket Hd. Bolts (W/Flange) M5 x 16 [70] and the Tapping Screws (W/Flange) D5 x 20
(Black) [71] fixing Handle (B) [69] and Handle (A) [80] , then Handle (B) [69] and Handle (A) [80] can be
removed from the Crank Case [46] and Housing Ass'y [65] (Fig. 17). Remove the Hex. Socket Hd. Bolts
M6 x 35 [47] fixing the Crank Case [46] , then the Crank Case [46] can be removed from the Housing Ass'y
[65] . Two bolts M5 are inserted in M5 screw holes of First Gear [52] . Remove the First Gear [52] from the
Crank Shaft [40] by using the bearing puller ass'y (J30, No. 970804) (Fig. 18). Place the Connecting Rod [38]
side of the Crank Case [46] downward on a workbench and apply pressure on the end surface of the Crank
Shaft [40] with a hand press to remove the First Gear [52] and the Crank Shaft [40] (Fig. 19).
Fig. 17
Bolt M5 x 16
Crank case cover
(Inside crank case)
Tapping screw D6
Housing
ass'y
Bolt M5
Crank shaft
Bearing puller ass'y
Crank case
First gear
Fig. 18
Fig. 19
Crank shaft
Hand press
Crank case
Workbench
Handle