Makita HP2050 Instruction Manual page 6

FUNCTIONAL
DESCRIPTION
CAUTION:
• Always be sure that the tool is switched off and
unplugged before adjusting or checking function
on the tool.
Switch action
► Fig.1: 1. Lock button 2. Speed control screw
3. Switch trigger 4. Higher 5. Lower
CAUTION:
• Before plugging in the tool, always check to see
that the switch trigger actuates properly and
returns to the "OFF" position when released.
To start the tool, simply pull the switch trigger. Tool
speed is increased by increasing pressure on the switch
trigger. Release the switch trigger to stop.
For continuous operation, pull the switch trigger and
then push in the lock button.
To stop the tool from the locked position, pull the switch
trigger fully, then release it.
A speed control screw is provided so that maximum tool
speed can be limited (variable). Turn the speed control
screw clockwise for higher speed, and counterclockwise
for lower speed.
Lighting up the lamps
For Model HP2050F, HP2051F
► Fig.2: 1. Lamp
CAUTION:
• Do not look in the light or see the source of light
directly.
To turn on the lamp, pull the trigger. Release the trigger
to turn it off.
NOTE:
• Use a dry cloth to wipe the dirt off the lens of
lamp. Be careful not to scratch the lens of lamp,
or it may lower the illumination.
Reversing switch action
► Fig.3: 1. Reversing switch lever
This tool has a reversing switch to change the direc-
tion of rotation. Move the reversing switch lever
to the position (A side) for clockwise rotation or
the position (B side) for counterclockwise rotation.
CAUTION:
• Always check the direction of rotation before
operation.
• Use the reversing switch only after the tool
comes to a complete stop. Changing the direc-
tion of rotation before the tool stops may dam-
age the tool.
Speed change
► Fig.4: 1. Arrow 2. Speed change knob
Two speed ranges can be preselected with the speed
change knob.
To change the speed, turn the speed change knob so
that the arrow on the tool body points toward the "I"
position on the knob for low speed or "II" position for
high speed.
If it is hard to turn the knob, first turn the chuck slightly
in either direction and then turn the knob again.
CAUTION:
• Use the speed change knob only after the tool
comes to a complete stop. Changing the tool
speed before the tool stops may damage the
tool.
• Always set the speed change knob to the
correct position. If you operate the tool with
the speed change knob positioned halfway
between the "I" and "II" position, the tool may be
damaged.
Selecting the action mode
► Fig.5: 1. Action mode changing lever
This tool has an action mode change lever. For rotation
with hammering, slide the action mode change lever to
the right ( symbol). For rotation only, slide the action
mode change lever to the left (
CAUTION:
• Always slide the action mode change lever all
the way to your desired mode position. If you
operate the tool with the lever positioned half-
way between the mode symbols, the tool may
be damaged.
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)
► Fig.6: 1. Grip base 2. Side grip (auxiliary handle)
3. Teeth 4. Protrusions
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.
6 ENGLISH
symbol).