Hitachi DH 24PD2, Технические данные и руководство по обслуживанию

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(5) Mounting the change lever
Press the Pushing Button [12] deeply into the hole of the Change Lever [14] . Adjust the Change Lever [14] to
the position shown in Fig. 20 of the Gear Cover [10] and press it hard. Then set the Change Lever [14] to the
"ro hammering" position ( mark) or the "rotation only" position ( mark).
Pushing Button [12]
Fig. 20
Change Lever [14]
(6) Press-fitting the first gear
Press-fit the First Gear [49] aligning with the 9-mm diameter end surface of the Second Shaft [44] . After
press-fitting the First Gear [49] on the Second Shaft [44] , check that the inner ring of the Reciprocating
Bearing [48] turns smoothly.
(7) Mounting the piston
Mount the Piston [37] facing its two 2-mm diameter holes to the Second Shaft [44] as shown in Fig. 21.
Fig. 21
Second Shaft [44]
Reciprocating
Bearing
[48]
First Gear [49]
Piston [37]
2-mm diameter holes (2 pcs.)
Striker [35] Inner Cover [39]
9-3. Tightening Torque
Tapping Screws D3 x 10 [78] ...................................................... 0.7 0.2 N
•
m (7.5 1.5 kgf
•
cm, 6.5 1.3 in-lbs.)
Tapping Screws D4 [69] , [89] , [90] ............................................. 2.0 0.5 N
•
m (20 5 kgf
•
cm, 17.4 4.3 in-lbs.)
Tapping Screws (W/Flange) D5 X 90 [9] ..................................... 2.9 0.5 N
•
m (30 5 kgf
•
cm, 26.0 4.3 in-lbs.)