Depth Gauge; Hammer Drilling Operation; Installing Side Grip; Assembly - Makita HP2050 Instruction Manual

ASSEMBLY

CAUTION:
Always be sure that the tool is switched off and
•
unplugged before carrying out any work on the
tool.
Installing side grip (auxiliary handle)
1
3
2
4
002693
Always use the side grip to ensure operating safety.
Install the side grip so that the teeth on the grip fit in
between the protrusions on the tool barrel.
Then tighten the grip by turning clockwise at the desired
position. It may be swung 360° so as to be secured at
any position.
Installing or removing drill bit
For Model HP2050, HP2050F
002694
To install the bit, place it in the chuck as far as it will go.
Tighten the chuck by hand. Place the chuck key in each
of the three holes and tighten clockwise. Be sure to
tighten all three chuck holes evenly.
To remove the bit, turn the chuck key counterclockwise
in just one hole, then loosen the chuck by hand.
After using the chuck key, be sure to return to the
original position.
1. Grip base
2. Side grip
(auxiliary
handle)
3. Teeth
4. Protrusions
1. Chuck key
1
For Model HP2051, HP2051F
1
2
002695
Hold the ring and turn the sleeve counterclockwise to
open the chuck jaws. Place the bit in the chuck as far as
it will go. Hold the ring firmly and turn the sleeve
clockwise to tighten the chuck.
To remove the bit, hold the ring and turn the sleeve
counterclockwise.

Depth gauge

1
002696
The depth gauge is convenient for drilling holes of
uniform depth. Loosen the side grip and insert the depth
gauge into the hole in the side grip. Adjust the depth
gauge to the desired depth and tighten the side grip.
NOTE:
The depth gauge cannot be used at the position
•
where the depth gauge strikes against the tool
body.
OPERATION

Hammer drilling operation

CAUTION:
There is a tremendous and sudden twisting force
•
exerted on the tool/bit at the time of hole
break-through, when the hole becomes clogged
with chips and particles,
reinforcing rods embedded in the concrete. Always
use the side grip (auxiliary handle) and firmly hold
the tool by both side grip and switch handle during
operations. Failure to do so may result in the loss
of control of the tool and potentially severe injury.
When drilling in concrete, granite, tile, etc., move the
action mode changing lever to the position of
6
1. Sleeve
2. Ring
1. Depth gauge
or when striking
symbol