Drilling Operation; Maintenance - Makita HP001G Instruction Manual

OPERATION
Hold the tool firmly with one hand on the grip and the
other hand on the handle to control the t w isting action.
Fig.14
NOTICE:
When the speed comes do w n e x tremel y ,
reduce the load or stop the tool to a v oid the tool
damage.
NOTICE:
Do not co v er v ents, or it ma y cause o v er-
heating and damage to the tool.
Fig.15: 1. Vent
Screw driving operation
NOTICE:
Adjust the dial to the proper torque level
for y our w ork.
NOTICE:
Make sure that the dri v er b it is inserted
straight in the scre w head, or the scre w and / or dri v er
b it ma y b e damaged.
First, turn the action mode changing ring so that the
arro w on the tool b od y points to the
adjust the torque level.
Place the point of the dri v er b it in the scre w head and
appl y pressure to the tool. S tart the tool slo w l y and then
increase the speed graduall y . Release the s w itch trigger
as soon as the tool stops the rotation automaticall y and
the green light turns on for 5 seconds.
NOTE: When dri v ing w ood scre w , pre - drill a pilot hole
2 / 3 the diameter of the scre w . It makes dri v ing easier
and pre v ents splitting of the w orkpiece.
NOTE: In a cold en v ironment, the tool ma y stop at
lo w er tor q ue le v el depending on circumstances.
Hammer drilling operation
CAUTION:
There is a tremendous and sud-
den t w isting force exerted on the tool/drill bit
at the time of hole breakthrough, w hen the hole
becomes clogged w ith chips and particles, or
w hen striking reinforcing rods embedded in the
concrete.
First, turn the action mode changing ring so that the
arro w on the tool b od y points to the
Be sure to use a tungsten - car b ide tipped drill b it.
Position the drill b it at the desired location for the hole,
then pull the s w itch trigger. Do not force the tool. Light
pressure gi v es b est results. K eep the tool in position
and pre v ent it from slipping a w a y from the hole.
Do not appl y more pressure w hen the hole b ecomes
clogged w ith chips or particles. Instead, run the tool at
an idle, then remo v e the drill b it partiall y from the hole.
B y repeating this se v eral times, the hole w ill b e cleaned
out and normal drilling ma y b e resumed.
Blow -out bulb
Optional accessory
Fig.16: 1. Blo w - out b ul b
After drilling the hole, use the b lo w - out b ul b to clean the
dust out of the hole.

Drilling operation

First, turn the action mode changing ring so that the
arro w points to the
follo w s.
Drilling in w ood
When drilling in w ood, the b est results are o b tained
w ith w ood drills e q uipped w ith a guide scre w . T he guide
scre w makes drilling easier b y pulling the drill b it into
the w orkpiece.
Drilling in metal
T o pre v ent the drill b it from slipping w hen starting a
hole, make an indentation w ith a center - punch and
hammer at the point to b e drilled. Place the point of the
drill b it in the indentation and start drilling.
U se a cutting lu b ricant w hen drilling metals. T he e x cep-
tions are iron and b rass w hich should b e drilled dr y .
w ill not speed up the drilling. In fact, this e x cessi v e
pressure w ill onl y ser v e to damage the tip of y our drill
marking, and b it, decrease the tool performance and shorten the
ser v ice life of the tool.
w hen the drill bit begins to break through the
w orkpiece. T here is a tremendous force e x erted on
the tool / drill b it at the time of hole b reak through.
simply by setting the reversing s w itch to reverse
rotation in order to back out. Ho w ever, the tool
may back out abruptly if you do not hold it firmly.
vise or similar hold-do w n device.
until the battery cartridge has discharged, allo w
the tool to rest for 15 minutes before proceeding
w ith a fresh battery.

MAINTENANCE

marking.
s w itched off and the battery cartridge is removed
before attempting to perform inspection or
maintenance.
NOTICE:
alcohol or the like. Discoloration, deformation or
cracks may result.
T o maintain product S AF E T Y and R E LIABILI T Y ,
repairs, any other maintenance or adjustment should
b e performed b y Makita Authorized or Factor y S er v ice
C enters, al w a y s using Makita replacement parts.
10 ENGLISH
marking. T hen proceed as
CAUTION:
Pressing excessively on the tool
CAUTION:
Hold the tool firmly and exert care
CAUTION:
A stuck drill bit can be removed
CAUTION:
Al w ays secure w orkpieces in a
CAUTION:
If the tool is operated continuously
CAUTION:
Al w ays be sure that the tool is
Never use gasoline, benzine, thinner,