Hitachi Koki NV 75HMC Instrucciones De Manejo página 13

does not exceed the specified limit. Note that
excessive pressure may affect overall performance,
service life, and safety.
2. Lock mechanism of the trigger
This device has a lock mechanism to prevent the
trigger from pulling.
Set the lock lever to "Lock" position to lock the trigger
in place.
To drive a nail, turn the lock lever to the "Free"
position. When not driving nails set the lever to the
"Lock" position (Fig. 2).
CAUTION
Keep the trigger locked at all times except when
driving nails.
3. Lubrication
(1) Be sure to lubricate this nailer at least twice a day. To
lubricate, pour 10 to 15 drops of oil into the air plug
before and after using this nailer. The oil applied
before use lubricates this nailer; the oil applied after
use prevents rust.
(2) It is recommended using the recommended oil (SHELL
TONNA). Other applicable oils are listed. Never mix
two or more types of different oils.
4. Nose Selection and Switching
This nailer allows you to switch the nail outlet between
two sizes to extend the range of usable types and
sizes of nails. Set the nose switch lever to select the
outlet size matching the head diameter of the nail to
be used as shown below (Fig. 3).
Head Diameter
ø 5.6 mm – ø 7.5 mm
(0.220" – 0.295")
ø 7.5 mm – ø 7.9 mm
(0.295" – 0.311")
CAUTION
Be sure to disconnect the air hose before operating
the nose switch lever.
NOTE:
Be sure to switch to the appropriate nose for the nails
to be used. Selecting an inappropriate nose may
cause defective nailing or sparking. It may also cause
a nail jam, damage to this nailer or personal injury.
5. Load Nails
(1) Grip the nail guide and knob with finger.
Press the knob down and swing the nail guide open.
And open the magazine cover (Fig. 4).
(2) Adjust the position of the nail holder according to the
nail length (Fig. 5).
The nail will not feed smoothly if the nail holder is
not correctly adjusted (Fig. 6).
a. Turn the nail holder about 90 degrees
counterclockwise.
b. Slide in vertical direction possible.
Lift or lower the nail holder to accept different
length nails.
c. Adjust the plate to the nail length reference points
on the magazine cover and turn the nail holder 90
degrees clockwise until you hear "click".
(3) Place the nail coil into the magazine.
Uncoil enough nails to reach the driving hole (Fig. 7).
(4) Close the magazine cover first and swing the nail
(5) Lock the knob correctly.
NOTE:
CAUTION
NOTE:
Outlet size
Small
HOW TO USE THE NAILER
Large
CAUTION
1. Set the lock lever to "Free" position
2. How to drive nails
(1) Intermittent operation
NOTE:
(2) Continuous operation
When using wire collated nails
Insert the first nail into the driving hole and the
second nail between the two pawls of the feeder.
Fit the nail head in the guide slot (Fig. 8).
When using plastic sheet collated nails
Insert the first nail into the driving hole and the
second nail between the two pawls of the feeder.
Fit the nail head and upper side of the plastic sheet in
the guide slot.
Fit the lower side of the plastic sheet in the guide slot
for plastic sheets (Fig. 9).
guide closed (Fig. 10).
Be careful not to deform the collated wires and not to
disengage the nails with the guide surface.
Otherwise, the nail guide will not close correctly.
To prevent unintentional operation, never touch the
trigger or place the top end of the push lever on a
work bench or floor. Also, never face the nail outlet
toward any part of a person.
Before loading the nails in the magazine, position the
nail holder according to the length of the nail. If the
nail holder position is not adjusted properly, nail
feed may jam. If the cover is forcibly closed without
adjusting the position of the nail holder, the nail
holder may be damaged.
Never use the head or body of this device as a hammer.
Take precautions to ensure the safety of persons in
the vicinity during operation.
Turn the lock lever and align it with the "Free" position
(Fig. 11).
This device is equipped with a mechanism allowing
"intermittent operation" or "continuous operation"
for most effective use according to the type material
the nails will be driven into.
Intermittent operation nail driving is used when the
finished appearance is important and when driving a
nail in a particular spot.
against the spot where you will drive the nail.
Drive the nails one at a time by pulling the trigger
(Fig. 12).
Use "intermittent operation" when you are aiming at
a particular spot to drive the nail.
To drive nails with contact drive:
trigger. Then press the nail dispenser up against
the spots you want, to drive the nails one after another
at those spots (Fig. 13).
English
Press the push-lever up
First, pull the
12