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● Keep fingers AWAY from trigger when
not driving nails to avoid accidental
firing.
● Choice of triggering method is
important.
Please read and understand “Methods
of Operation” below.
● Before starting work, check the nailing
operation switching device.
This Hitachi nailer includes a nailing
operation switching device.
Before starting work, make sure that
the switching device is properly set.
If the switching device is not set
properly, the nailer will not operate
correctly.
● Never place your hands or feet closer
than 8 inches (200 mm) from firing head
when using.
● Do not drive nails on the top of other
nails or with Nailer at too steep of an
angle; nails can ricochet and hurt
someone.
● Do not drive nails into thin boards or
near corners and edges of workpiece.
Nails can be driven through or away
from workpiece and hit someone.
● Never drive nails from both sides of a
wall at the same time. Nails can be
driven into and through the wall and
hit a person on the opposite side.
● Never use Nailer which is defective or
operating abnormally.
● Do not use Nailer as hammer.
● Disconnect air hose from Nailer when:
1) it is not in use;
2) leaving work area;
3) moving it to another location; and
4) handing it to another person.
This Hitachi nailer is equipped with a nailer
operation switching device.
Use SINGLE SEQUENTIAL ACTUATION
MECHANISM or CONTACT ACTUATION
MECHANISM in accordance with the work
to be performed.
Explanation of the various nailing operations
⅜ SINGLE SEQUENTIAL ACTUATION
MECHANISM: First, press the push lever
against the workpiece; next, pull the
trigger to drive the nail.
After nailing once, nailing will not be
possible again until the trigger is
released and pressed again.
⅜ CONTACT ACTUATION MECHANISM:
First, press the push lever against the
workpiece; next, pull the trigger to drive
the nail.
First, pull the trigger; next, press the
push lever against the workpiece to drive
the nail.
If the trigger is held back, a nail will be
driven each time the push lever is
pressed against the workpiece.
METHODS OF OPERATION
This Nailer is equipped with the push lever
and does not operate unless the push lever
is depressed (upward position).
There are two methods of operation to drive
nails with this Nailer.
They are:
1. Intermittent operation (Trigger fire):
2. Continuous operation (Push lever
fire):
(1) Intermittent operation (Trigger fire)
Use the SINGLE SEQUENTIAL
ACTUATION MECHANISM setting.
WARNING
● For intermittent operation, set the
switching device to the upward
position completely. (i.e. Set to SINGLE
SEQUENTIAL ACTUATION
MECHANISM.)
● To avoid double firing or accidental
firing due to recoil.
1) Set the switching device to SINGLE
SEQUENTIAL ACTUATION
MECHANISM.
2) Pull the trigger rapidly and firmly.
1 Set the switching device to the
upward position (to set to SINGLE
SEQUENTIAL ACTUATION
MECHANISM).
01Eng_NR90AD(S)_US 11/19/10, 2:16 PM16