Hitachi DH 24PM Technical And Service Manual page 28

(2) Removal of the Change Lever
As shown in Fig. 16, pressing the Pushing Button [31] hard, turn the Change Lever [34] 45û counterclockwise
from the "Hammering only" position (
(3) Disassembly of the tool retainer
Slide the Grip [4] fully in the arrow direction as shown in Fig. 17 and remove the Front Cap [2]. Pulling the
Grip [4] as shown in Fig. 18, remove the Stopper Ring [3] with a retaining ring puller. Then the Grip [4], Ball
Holder [5], Steel Ball D7.0 [14], Holder Plate [6] and Holder Spring [7] can be removed from the Bit Holder
[13].
Grip [4]
mark). Pry out the Change Lever [34] at this position.
Change Lever [34]
Front Cap [2]
Fig. 17
Pushing Button [31]
Fig. 16
Holder Plate [6]
Holder Spring [7]
Ball Holder [5]
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Steel Ball D7.0 [14]
Stopper Ring [3]
Grip [4]
Fig. 18