Adjusting The Fastening Torque - Makita BHP444 Instruction Manual

damaged.
Do not use the speed change lever while the tool is
•
running. The tool may be damaged.
Selecting the action mode
1
009002
This tool employs an action mode change lever. Select
one of the three modes suitable for your work needs by
using this lever.
For rotation only, slide the lever so that it points toward
the mark on the tool body.
For rotation with hammering, slide the lever so that it
points toward the mark on the tool body.
For rotation with clutch, slide the lever so that the it
points toward the mark on the tool body.
NOTE:
When changing the position from "
•
may be a little difficult to slide the mode change
lever. At this time, switch on and run the tool for a
second at the "
slide to your desired position.
CAUTION:
Always set the lever correctly to your desired mode
•
mark. If you operate the tool with the lever
positioned halfway between the mode marks, the
tool may be damaged.

Adjusting the fastening torque

009003
The fastening torque can be adjusted in 16 steps by
turning the adjusting ring so that its graduations are
aligned with the arrow on the tool body. The fastening
torque is minimum when the number 1 is aligned with
the arrow, and maximum when the number 16 is aligned
with the arrow.
1. Action mode
change lever
" to "
" position, then stop the tool and
1. Adjusting ring
2. Graduations
3. Arrow
1
2
3
Before actual operation, drive a trial screw into your
material or a piece of duplicate material to determine
which torque level is required for a particular application.
ASSEMBLY
CAUTION:
Always be sure that the tool is switched off and the
•
battery cartridge is removed before carrying out
any work on the tool.
Installing side grip (auxiliary handle)
1
2
009004
Always use the side grip to ensure operating safety.
Insert the side grip so that the protrusions on the grip
base and steel band fit in between the grooves on the
tool barrel. Then tighten the grip by turning clockwise.
", it
Installing or removing driver bit or drill bit
009005
Turn the sleeve counterclockwise to open the chuck
jaws. Place the bit in the chuck as far as it will go. Turn
the sleeve clockwise to tighten the chuck.
To remove the bit, turn the sleeve counterclockwise.
Installing bit holder
1
2
006725
6
1. Steel band
5
2. Grip base
3. Side grip
4. Protrusion
4
5. Groove
3
1. Sleeve
1
1. Bit holder
2. Bit