Hitachi P 20SF Service Manual page 4

4. Disassembly of the front base and rear base
• Turn Knob (A) [25], Lock Nut M10 [26], and
Knob (B) [27] counterclockwise to remove the
Front Base [24]. Secure Knob (B) [27] in place
and then pull up Knob (A) [25] to remove it.
Remove the four Tapping Screws (W/Flange)
D4 x 16 (Black) [69] on the Housing Ass'y [59]
to remove the Rear Base [68].
5. Disassembly of the cutter block ass'y from the end bracket
• Set the Cutter Block Ass'y [1][18] in a vice (and be careful to avoid damage), remove Pulley (B) [41],
and then strike the front edge of the spindle of the Cutter Block Ass'y [1][18] to remove the Cutter Block
Ass'y [1][18].
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