Cold Weather Care; Testing The Nailer - Hitachi MT 65A5 Instrucciones Y Manual De Seguridad

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Lubricator .... The lubricator supplies an oil mist to the
Nailer.
Inspect the lubricator before operation
to be sure the supply of lubricant is
adequate.
Use Hitachi pneumatic tool lubricant.
Nailer side
Lubricator
3. Air hose
Compressed air supply hoses shall have a minimum
working pressure rating equal to or greater than the
pressure from the power source if a regulator fails,
or 150 psi (10.4 bar 10.6 kgf/cm
greater.
4. Air consumption
Using the Air consumption table and the Air
compressor size formula, fi nd a correct compressor
size.
Air consumption table
psi
Operating pressure
(bar)
(kgf/cm
ft
Air consumption
(Itr/cycle)
Air compressor size formula
Amount of air required
= number of Nailers
× average nails driven each minute per Nailer
× air consumption at given air pressure
× safety factor (always 1.2)
Example: 3 Nailers operating at 100 psi driving
30 nails per minute
Amount of air required
= 3 × 30 × .046 (1.3) × 1.2
= 5.0 CFM (ft
/min) (140 ltr/min)
3
After making the calculations as shown above, you
should fi nd a compressor providing 5.0 CFM of air
that is required.
LUBRICATION
It is important that the Nailer be properly lubricated.
Without proper lubrication, the Nailer will not work
properly and parts will wear prematurely.
Regulator
Compressor side
Filter
), whichever is
2
80
90
(5.5)
(6.2)
)
(5.6)
(6.3)
2
/cycle
.035
.039
3
(1.0)
(1.1)
○ Use Hitachi pneumatic tool lubricant.
Do not use detergent oil or additives. These lubricants
will harm the O-rings and other rubber parts. This will
cause the Nailer to malfunction.
○ Filter-regulator-lubricator units should always be
used.
Keep the lubricator fi lled with Hitachi pneumatic tool
lubricant.
○ If a lubricator is not available, supply 5 – 10 drops of
Hitachi pneumatic tool lubricant into the air plug on
the Nailer twice a day.

COLD WEATHER CARE

○ Do not store the Nailer in a cold weather environment.
Keep the Nailer in a warm area until beginning the
work.
○ If the Nailer is already cold, bring it in a warm area
and allow the Nailer to warm up before use.
1 Reduce the air pressure to 40 psi (2.8 bar
2.8 kgf/cm
2 Remove all nails from the Nailer.
3 Connect the air hose and free-fi re (blank-fi re) the
Nailer.
The lowered air pressure will be enough to free-
fi re the Nailer.
Slow speed operation tends to warm up the
moving part.
100
CAUTION
(6.9)
● Do not free-fi re the Nailer at high pressure.
(7)
.046

TESTING THE NAILER

(1.3)
● Never use Nailer unless push lever is
operating properly.
Before actually beginning the nailing work, test the Nailer
by using the check list below. Conduct the tests in the
following order.
If abnormal operation occurs, stop using the Nailer and
contact a Hitachi authorized service center immediately.
).
2
DANGER
● Operators and others in work
area MUST wear safety
glasses with side shields
which conforms to ANSI
Z87.1 specifi cations.
Ordinary eyeglasses do not
provide adequate protection.
WARNING
English
11
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