Hitachi DV18DL Instruction Manual - Page 29

(b) Mount the DC-Speed Control Switch [46] that was not mounted in the above step (a) to Housing (A) [38] . Mount the Pushing Button [45] to Housing (A) [38] . Check that the protrusion of the forward/reverse changeover lever of the DC-Speed Control Switch [46] is inserted into the groove of the Pushing Button [45] . (c) Mount the Strap (Black) [57] to Housing (A) [38] . (d) Align Housing (A) [38] with Housing (B) [38] and secure with ten Tapping Screws (W/Flange) D3 x 16 (Black) [36] . (e) Check for proper operation of the Front Cap [4] and the Shift Knob [41] . When the reassembly procedure is completed up to step (e), ensure that every indication on the Front Cap [4] from number "1" to the hammer mark " " can be aligned with the triangle mark on Housing (A). (B) Set [38] respectively and that the Front Cap [4] turns moderately. If any indication on the Front Cap [4] cannot be aligned with the triangle mark on Housing (A). (B) Set [38] , correctly remount the Front Cap [4] according to step (2) or (5) (c) as it is improperly mounted. Check for proper operation of the Shift Knob [41] . Check that the speed changes between high and low properly by shifting the Shift Knob [41] . If the speed cannot change properly or moderately, correctly remount the Shift Knob [41] according to step (3) (b) or (5) (b) as it is improperly mounted. (7) Mounting the Drill Chuck 13VLRL-N (W/O Chuck Wrench) [2] Mount the Drill Chuck 13VLRL-N (W/O Chuck Wrench) [2] to the spindle and tighten the Special Screw (Left Hand) M6 x 23 [1] . (8) Mounting the Carbon Brushes 5 x 6 x 11.5 [34] Mount the two Carbon Brushes 5 x 6 x 11.5 [34] to the Brush Block [33] and secure the two Brush Caps [35] to the Brush Block [33] . Check that the claws of the Carbon Brushes 5 x 6 x 11.5 [34] are properly inserted into the brush tubes. (9) Reassembly of the Hook Ass'y [53] or the Hook Ass'y (W/Light) [55] Check that the V-Lock Nut M5 [54] is mounted to the Hook Ass'y [53] or the Hook Ass'y (W/Light) [55] . Mount the Hook Spring [58] and secure it with Special Screw (A) M5 [59] . Make sure to mount the Hook Spring [58] with its larger diameter side pointing inward the housing. (10) Other precautions in reassembling After completion of reassembly, check that the rotating direction of the Drill Chuck 13VLRL-N (W/O Chuck Wrench) [2] matches the position of the Pushing Button [45] . When the Pushing Button [45] is pressed from the (R) side, the rotating direction of the Drill Chuck 13VLRL-N (W/O Chuck Wrench) [2] should be clockwise as viewed from behind. Switch on and off the Models DV 18DL or DV 14DL using the battery. Then turn the Drill Chuck 13VLRL-N (W/O Chuck Wrench) [2] by hand in forward and reverse direction to check that the spindle lock properly works in either direction within a half rotation. Check that the runout of the Drill Chuck 13VLRL-N (W/O Chuck Wrench) [2] is 0.8 mm or less at the position 110 mm away from the tip of the chuck using a 12-mm dia. test bar. --- 26 ---