Hitachi C 12LSH Technical Data And Service Manual page 51

Item Disassembly
No. spots
3
Gear case,
spring, support,
hinge (A), ball
bushing, holder
(A)
(8) Remove the Machine Screw M4 x 8 [141]. Lightly tap the end
surface of Hinge (A) [173] with a plastic hammer to remove the
Ball Bushing [144].
(9) Remove the Machine Screw M4 x 8 [184]. Push the Stopper Pin
Ass'y [182] toward the inside of Hinge (A) [173] to remove the
Stopper Pin Ass'y [182].
(10) Remove the two Machine Screws (W/Washers) M4 x 12 (Black)
[163] and remove the two Indicators [164] from Holder (A)
[145].
(11) Remove the Machine Screw (W/Washers) M5 x 16 (Black) [175]
and remove the Grip [174] and Set Pin (A) [162] from Holder
(A) [145].
(12) Remove the Seal Lock Hex. Socket Set Screw M6 x 10 [148]
from the side of Holder (A) [145]. Remove the Bushing [143]
from Holder (A) [145].
NOTE: Prepare a shaft of 31 mm in diameter and 50 mm in
length. Make the shaft contact with the end surface of
the Bushing [143] and lightly tap the shaft with a plastic
hammer to remove the Bushing [143] from Holder (A)
[145].
(13) Remove the Machine Screw M4 x 8 [141]. Lightly tap the end
surface of Holder (A) [145] with a plastic hammer to remove the
Ball Bushing [144].
Disassembly procedure
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Necessary tools
Phillips
screwdriver
3-mm hex. bar
wrench
φ31 x 50 mm
shaft
Plastic hammer
Phillips
screwdriver