Hitachi DV 18DV Technical And Service Manual page 17

(2) Reassembly of the clutch unit
Mount the Thrust Washer [11], Spring [10] and Nut [9] to the Front Case [12].
Screw the Nut [9] in the Front Case [12] about 1-3/8 turns (495˚). Mount the Switch Plate [8] aligning with the
projections of the Front Case [12] as shown in Fig. 5.
(3) Reassembly of the gear unit
(a) Apply grease (Hitachi Motor Grease No. 29, Code No. 930035) to the meshing parts of the gear.
(b) Install the parts series from the six Rollers [13] to Washer (B) [29] into the assembly reassembled in step
(2). (See Fig. 9.)
[8] [9]
[19]
(i) Note the direction of the groove when installing the Slide Ring Gear [23] so that the groove faces toward
the Motor [31].
(ii) Install Washer (B) [29] in the Rear Case [20] with the projections of Washer (B) [29] engaged with the
recesses in the Rear Case [20], and turn Washer (B) [29] clockwise until it can turn no further.
(See Fig. 10.)
[10] [11] [12]
[23]
[20] [21]
Groove
Recess
[13] [14] [15]
[24] [25] [26] [27]
Fig. 9
Projection
Fig. 10
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[16] [17] [18]
[28] [29]
[29]
Projection