Hitachi DH 28PC Technical Data And Service Manual page 19

Refer to the Technical Data and Service Manual for the model indicated below.
DH 24PC2 / No. E479, DH 24PC3 / No. E489, DH 30PC2 / No. E494
1. O-ring replacement
2. Striking operation
3. Mechanism to prevent idle hammering
4. Slip clutch mechanism
5. Sealing and dust-proof structure
6. Speed control
7. Handle and side handle
8. Caution when using "Rotation only" (No hammering) function
9. Drill bits
10. Tool retainer
11. Dust collector (B)
-16-