Makita HP1620 Technical Information page 4

R
epair
< 4 > Disassembling housing R and L
( 1 ) Slide change lever to the drill mode. And pull off handle cover, while pushing a pin, inserted into
the pin hole of housing L. See Fig. 3.
( 2 ) Unscrew 7 pcs. of tapping screw 4x18. See Fig. 4. Now housing R can be separated from housing L.
Insert a pin of which
diameter is smaller than 2.0mm,
into the pin hole of housing L,
and push it.
( 3 ) After removing housing R, take off carbon brushes as illustrated in Fig. 5.
Now the inner parts can be removed from housing.
Turn brush holder unit in a
direction of arrow.
Then, the carbon brush of
upper side can be removed.
Slide change lever
to the drill mode.
Handle
cover
Fig. 3
For removing the carbon brush
of lower side, turn brush holder
unit in a direction of arrow.
Fig. 5
P 4 / 12
Tapping screw
4x18 ; 7 pcs.
Fig. 4