Makita HR4040C Technical Information page 5

(1) Removing Change Lever Complete
Set Change Lever Complete at neutral position,
and slightly hit the back side of lock button with a plastic hammer to remove it.
(See Fig.1.)
Figure 1
(2) Installing Change Lever Complete
1. Change link is constructed to be slidden up and down.
Slide the change link upward with your finger.
(See Fig.2)
2. Install change lever on crank housing
with setting crank pin 4 into the upper hole of
change link.
( The change lever has to be set at hammering position.)
(See Fig 3A)
( The change lever has to be set at hammering position.)
Remark
Change lever
at neutral position.
Do not operate the machine without change lever.
Otherwise it causes damage of the inner mechanism.
Lock button
Upper hole of change link
Change link
slided upward
with finger
Change lever
Crank pin 4 has to be
set into the upper hole
of change link
Position of
Crank pin 4
plastic hammer
Figure 2
Figure 3
Figure 3A