Variable Speed Controlled
Trigger Switch
To reduce the risk of injury
immediately
use of the tool if the variable speed control
ceases to function. Subsequent loss of on/off
control of the trigger switch is likely.
(Fig. 1)
Your tool is equipped with a variable speed
trigger switch. The tool can be turned "ON"
or "OFF" by squeezing or releasing the trigger.
The speed can be adjusted from the minimum
to maximum nameplate RPM by the pressure
you apply to the trigger. Apply more pressure to
increase the speed and release pressure to de-
crease speed.
Forward/Reversing Lever
and Trigger Lock
Do not change direction of
rotation until the tool comes
to a complete stop. Shifting during rotation of
the chuck can cause damage to the tool.
(Fig. 10)
Your tool is equipped with a forward/reversing
lever and trigger lock 8 located above the trigger
(Fig. 10). This lever was designed for changing
rotation of the chuck, and for locking the trigger
in an "OFF" position to help prevent accidental
starts and accidental battery discharge.
For forward rotation, (with chuck pointed away
from you) move the lever to the far left. For re-
Fig. 11
Drilling only:
used for drilling
wood, steel, etc.
160992A8B9 GBH18V-28C 20230316.indd 16
Operating Instructions
page heading
Fig. 10
discontinue
verse rotation move the lever to the far right. To
activate trigger lock move lever to the center off
position.
Mode Selector Dial
complete stop. Shifting during rotation of the
chuck can cause damage to the tool.
(Fig. 11)
The mode selector dial allows the tool to be set
for various applications as listed in the following
chart, (Fig. 11).
When using demolition or chipping bits such
as bull points, chisels, spades, gouges, etc. the
"Hammer Only" mode must be selected.
Drilling/hammering:
used for drilling
concrete
-16-
Do not operate the selection
dial until the tool comes to a
Vario-lock
allows for desired
positions of "hammer"
(8)
Hammering only:
used for light
chipping work
3/16/23 4:08 PM