Hitachi D 10VF, Technical Data And Service Manual

Page: 75 / 104

--- 22 ---
If the drill chuck cannot be removed by striking the hex. bar wrench, do not strike the hex. bar wrench forcibly.
Remove the drill chuck according to the procedure specified in section 8-1-2.
(2) Removal of gears and spindles from the angle unit
Remove the Retaining Rings [605] <605>, then tap the end of the Angle Head Ass'y [612] <612> to take out
the spindle pinion ass'y and the Spindle and Gear Set [613] <613>.
To remove the Pinion [603] <603> and the Ball Bearing [604] <604> from the Spindle [607] <607>, place the
end surface of the Ball Bearing [604] <604> on a tubular jig and press down on the Spindle [607] <607> with a
hand press. (Fig. 23)
8-1-4. Angle attachment ass'y (optional accessory) disassembly
(1) Removal of the drill chuck from the angle unit
The drill chuck can be removed from angle unit in the same manner it was removed from the drill; however,
always remove angle unit from the drill before attempting to remove the drill chuck. This will prevent damage
of drills gear. Use the Wrench [614] <614> (open-end) provided to hold the angle unit spindle before
attempting to remove the drill chuck. (Fig. 22)
Fig. 22
Hex. bar wrench
Wrench
[614] <614>
Loosen
Special Screw
[1] < 1 >
Spindle
[607] <607>
Pinion
[603] <603>
Ball Bearing
[604] <604>
Woodruff Key
[606] <606>
Fig. 23
Push