Hitachi DC 120VA Technical Data And Service Manual page 17

9-2-2. Reassembly of the gear cover section
Fig. 7 shows the assembly drawing. Reassemble the gear cover section according to the following figure.
Spring (A)
High Speed Gear
Shift Spring
Clutch Disc
Shift Lever
Insert the 4 mm diameter protrusion
into the groove of the clutch disc.
Low Speed Gear
Spring (A)
Metal (B)
Spring
Sleeve
Dust Seal
<CAUTION>
Mounting directions of the High Speed Gear [25] and the Low Speed Gear [23] are specified. Mount these parts
in the specified direction as shown in the above figure.
Nut
Washer (A)
Ball Bearing 6003VVCMPS2L
Fig. 7
--- 15 ---
Second Pinion
First Gear
Metal (A)
Steel Ball D3.97
Plate
Clutch
Spindle (B) Ass'y