Hitachi DS10DFL Service Manual - Page 19

4. Coupling of the power supply unit with the drive unit (1) Attach Motor Spacer [27] to Motor DC12V [28]. Fit the mounting screw of Motor DC12V [28] into the mounting hole of Motor Spacer [27], and then secure the motor spacer with two Machine Screw M3 X 8 [26]. (2) Fit the convex feature of Motor Spacer [27] into the concave feature of Gear Case [9], and then turn Motor Spacer [27] clockwise to secure it in place. When attaching Motor DC12V [28] to Gear Box Ass'y [3], be careful to correctly orient Motor DC12V [28] and Gear Case [9]. Once Motor DC12V [28] is mounted in the housing, the red marking on Motor DC12V [28] must face upward. x Coupling of the power supply unit with the drive unit Convex feature Convex feature Concave feature Concave feature Motor Spacer [27] Gear Case [9] Gear Case [9] Machine Screw M3 X 8 [26] Motor Spacer [27] Motor DC12V [28] 5. Reassembly of the Clutch Dial One of the three convex features of Nut [6] is wider than the others; one of the three concavity features inside Clutch Dial [4] is wider than the others. While aligning the wider convex feature with the wider concave feature, fit Nut [6] into Clutch Dial [4]. Note that the wider concave feature inside Clutch Dial [4] is located at the indication of clutch setting "1". xReassembly of the Clutch Dial Indication of "1" Nut [6] Clutch Dial [4] Wider convex feature Wider concave feature Convex feature Convex feature Concave feature Concave feature -16-