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Fig. 1
Cylinder Case Ass'y [5]
Damper [14]
Second Hammer [12]
Cylinder [19]
Front cover ass'y
Hammer Holder [2]
Striker [20]
Damper Washer [13]
Retainer Damper [1]
Cylinder case
Retaining Ring for D10 Shaft [26]
Piston [23]
Connecting Rod [24]
Crank Shaft [31]
(b) First Gear [45] and Crank Shaft [31]
Remove the Seal Lock Hex. Socket Hd. Bolt M6 x 35 [43], Hex. Socket Hd. Bolt (W/Flange) M5 x
16 [28] and Tapping Screw (W/Flange) D5 x 20 (Black) [69]. Remove the Crank Case [44] from the
Housing Ass'y [58] and Handle [76]. Remove grease from the Piston [23] side and the First Gear
[45] side of the Crank Case [44]. Use a retaining ring puller to remove the Retaining Ring for D40
Hole [32] fixing the Ball Bearing 6203DDCMPS2L [33]. At this time, turn the Crank Shaft [31] to
expose the hole of the Retaining Ring for D40 Hole [32] prior to removal. Use a hand press to press
the end face of the Crank Shaft [31], and then remove the First Gear [45] and the Crank Shaft [31]
from the Crank Case [44] as shown in Fig. 2 on the next page.
-2-
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