−
#
3
−
D. Disassembly of the Gear:
(1) Remove the Bearing Cap
3
which is mounted on the
Gear Cover
9
. In removal, ensure that the spanner
used matches the dimensions of the Bearing Cap
3
(Hitachi’s J-29 Spanner is recommended). Also,
carefully note that the Bearing Cap is left-hand
threaded.
(2) Occasionally, the ball bearing fitted in the Inner Cover
Ass’y
11
will adhere to the Spindle
4
during dis-
assembly. In this case, remove the ball bearing from
the Spindle.
(3) As illustrated in Fig. 5,
support the end surface
of the Gear Cover
9
with a tubular jig, and
push down on the end of
the Spindle
4
with an
arbor press or similar
tool to remove the
Spindle. At this time,
the Gear
10
will be
simultaneously removed
from the Spindle.
1-2 Assembly:
Assembly can be accomplished by
following the disassembly pro-
cedures in reverse. However,
special attention should be given
to the following items:
A. Wiring Operation:
(1) When connecting the lead wire terminal to the Carbon
Brush
25
, ensure the terminal is inserted in the direction
illustrated in Fig. 2.
(2) Ensure that internal wiring is accomplished in accordance
with the illustrations in Fig. 6. When reassembling the
Handle Cover, be very careful not to pinch or damage the
wires inside.
Fig. 5
φ
35
Tubular
Jig
Gear
Gear Cover
Spindle
Push
