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 5 

Fig. 9

(iii) Install the Washer (B) [25] in the Rear Case [17] with the projection of the Washer (B) [25]

engaged with the recess in the Rear Case [17], and turn the Washer (B) [25] clockwise until it

can turn no further. (See Fig. 10.)

Fig.10

(c) Install the Shift Arm [18] into the assembly reassembled in step (b).

(i) With the ridge at the Shift Arm [18] set on the Motor [27] side, first install them on the unmarked

side of the assembly reassembled in step (b). Then insert the projection on the Shift Arm [18]

into the hole in the Rear Case [17] and make sure that the projection is fitted into the recess in

the Slide Ring Gear [19] mounted within the Rear Case [17]. (See Fig. 11.)

Recess

Projection

[25]

Projection

Groove

[25]

[24]

[23]

[22]

[21]

[20]

[19]

[4]

[18]

[17]

[16]

[15]

[14]

[13]

[12]

[11]

Содержание DS 9DVA

Страница 1: ...ase 17 Remove the Shift Knob 39 from the Shift Arm 18 Take care not to remove the Shift Arm 18 from the Rear Case 17 in this operation b Mount the motor spacer an accessory of the Special Repair Tool J 292 to the assembly of the Drill Chuck 2 Cap 6 Front Case 11 and Rear Case 17 and then mount it to the Special Repair Tool J 292 clamped in the vise as illustrated in Fig 4 In this operation check t...

Страница 2: ... wires soldered to the DC Speed Control Switch 36 Disassembly of the Motor 27 DC Speed Control Switch 36 Motor Spacer 26 and Fin 43 removed in step 3 can be carried out in the following procedure Disconnect the Internal Wires 35 and 38 of the Motor 27 with a soldering iron With one Bind Screw M3 x 7 42 removed the FET Field Effect Transistor of DC Speed Control Switch 36 and the Fin 43 can be take...

Страница 3: ...side of the Motor 27 is positive See Fig 6 Note When installing the Motor Spacer 26 to the Motor 27 align the negative terminal of the Motor 27 with the marking on the Motor Spacer 26 and tighten with the Machine Screw M4 x 6 30 and the Spring Washer M4 31 c Apply grease Hitachi Motor Grease No 29 to the pinion pressed into the Motor 27 Fig 6 Negative side Marking 26 27 Red marking Positive side M...

Страница 4: ...e Cap 6 and the notch of the Clutch Plate 7 The indication 1 of the Cap 6 must be on the opposite side of the notch of the Clutch Plate 7 See Fig 7 3 Reassembly of the gear unit a Apply grease Hitachi Motor Grease No 29 to the meshing parts of the gear b Install the parts series from the Steel Ball 12 to the Washer B 25 into the assembly reassembled in step 2 See Fig 9 i Note the direction of the ...

Страница 5: ...embly reassembled in step b i With the ridge at the Shift Arm 18 set on the Motor 27 side first install them on the unmarked side of the assembly reassembled in step b Then insert the projection on the Shift Arm 18 into the hole in the Rear Case 17 and make sure that the projection is fitted into the recess in the Slide Ring Gear 19 mounted within the Rear Case 17 See Fig 11 Recess Projection 25 P...

Страница 6: ...e Shift Knob 39 f Install the assembly reassembled in step 1 and the assembly reassembled in step e together See Fig 12 Fit the projection on the Motor Spacer 26 into the recess in the Rear Case 17 while making sure that the marking on the assembly from step e is aligned with the marking on the Motor Spacer 26 and turn the Motor Spacer 26 clockwise when viewed from the rear of the Motor 27 until i...

Страница 7: ...sembly reassembled in step b to the Housing B 33 and secure it with the seven Tapping Screws W Flange D3 x 16 28 d Verify proper operation of the Cap 6 When the assembly procedure up to step c is completed make sure that the number 1 on the Cap 6 and the drill mark are in alignement with the triangle mark on the Housings A and B 33 If the number 1 on the Cap 6 or drill mark cannot reach the triang...

Страница 8: ...tching the Shift Knob 39 Make sure that the run out of the Drill Chuck 2 holding a 9 mm dia test bar is below 0 8 mm at a distance of 80 mm from the chuck end b Tightening torque of each screw is given below Machine Screw M3 x 5 34 3 4 kgf cm Bind Screw M3 x 7 42 5 8 kgf cm Machine Screw M4 x 6 30 11 19 kgf cm Screw Set D3 x 12 4 6 10 kgf cm Drill Chuck 2 180 220 kgf cm Special Screw M6 x 23 1 40 ...

Страница 9: ...40 50 60 min Gear Box Ass y Front Case Ring Gear Carrier First Ring Gear Planet Gear A Set Pinion B Pinion C Slide Ring Gear Planet Gear C Set Rear Case Work Flow Housing A B Set Motor Cap DC Speed Control Switch Shift Arm Fin Spring Keyless Chuck General Assembly DS 9DVA ...

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