Related Laws And Regulations; Mechanism And Operation Principle; Mechanism - Hitachi NV 45AC Technical Data And Service Manual

7-3. Related Laws and Regulations

As nailers and staplers are designed to instantaneously drive nails and staples, there is an ever-present danger of
misfiring and subsequent possible serious injury. Accordingly, close attention in handling is absolutely necessary
at all times. Carefully ensure that the customer is fully aware of the precautions listed in the Instruction Manual
provided with each unit.
While there are no specific safety regulations, there are related items in various general safety regulations with
which the salespersons should be familiar in order to properly advise the customer. Please check your national
and/or local regulations for applicable items. Some applicable items are outlined below.
The U.S.A:
OSHA
ANSI SNT-101-1993

8. MECHANISM AND OPERATION PRINCIPLE

8-1. Mechanism

As illustrated in Fig. 4, NV 45AC can be generally divided into four sections: output section, control valve section,
driving section and magazine section. Most of the parts of the above sections have been newly designed, though
its basic construction is the same as that of the Model NV 50AG. Primary differences from the Model NV 50AG
are described below.
Output section ................... Most of the parts have been newly designed, though its basic construction is the
Control valve section .......... This section is common to the Models NR 90AC and NV 65AH.
Driving section .................... The adjuster has been newly designed to improve operability in nailing depth
Magazine section ................ This section is common to the Model NV 45AB, though the shingle guide is not
1926.102 Eye and face protection
1926.302 Power-operated hand tools
Portable, Compressed-Air-Actuated,
Fastener Driving Tools-Safety Requirements for
same as that of the Model NV 50AG. The piston unit employs O-rings at the
sliding portion in the same manner as the Model NV 45AB instead of a piston
ring. The protector has been newly designed to prevent slipping of tool.
adjustment.
The plastic guard shielding the pushing lever and the feed piston has been newly
designed to prevent adhesion of dust.
provided. The shingle guide is interchangeable between the Model NV 45AB and
the Model NV 45AC.
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