Optional accessories, Applications, Before operation – Hitachi NR90AA User Manual

Page 9: Working environment warning, Air supply danger, Warning

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OPTIONAL ACCESSORIES

... sold separately

⅜ Sequential Trip Mechanism Kit (Code No. 881973)

(Single Shot Parts)

⅜ Pneumatic Tool Lubricant

.8 oz. (25 cc) oil feeder

(Code No.877153)

4 oz. (120 cc) oil feeder

(Code No.874042)

1 quart (1 ltr) can

(Code No.876212)

⅜ Case (Code No. 878898)

NOTE: Accessories are subject to change without any

obligation on the part of HITACHI.

APPLICATIONS

⅜ Floor and wall framing.

⅜ Truss build-up, Window build-up.

⅜ Subflooring and roof decking.

⅜ Wall sheathing.

⅜ Mobile home and modular housing construction.

BEFORE OPERATION

Read section titled “SAFETY” (pages 4 – 6).

Make sure of the followings before operation.

WORKING ENVIRONMENT

WARNING

No flammable gas, liquid or other flammable

objects at worksite.

Clear the area of children or unauthorized personnel.

AIR SUPPLY

DANGER

Never use oxygen, combustible gases or any other

bottled gases.

WARNING

Never connect Nailer to pressure which potentially

exceeds 200 psi (13.7 bar

14 kgf/cm

2

).

Never use non relieving coupler on Nailer.

1. Power source

⅜ Use only clean, dry, regulated compressed air as a

power source for this Nailer.

⅜ Air compressors used to supply compressed air to this

Nailer must comply with the requirements of the latest
version of ANSI Standard B 19.3 “Safety Standard For
Compressors For Process Industries.”

⅜ Moisture or oil in the air compressor may accelerate

wear and corrosion in the Nailer.
Drain daily.

2. Filter-Regulator-Lubricator

⅜ Use a regulator with a pressure range of 0 – 120 psi

(0 – 8.3 bar

0 – 8.5 kgf/cm

2

).

⅜ Filter-regulator-lubricator units supply an optimum

condition for the Nailer and extend the Nailer life.
These units should always be used.
Filter .............. The filter removes moisture and dirt

mixed in compressed air.
Drain daily unless fitted with an
automatic drain.
Keep the filter clean by regular
maintenance.

Regulator ...... The regulator controls the operating

pressure for safe operation of the Nailer.
Inspect the regulator before operation to
be sure it operates properly.

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.

3. Air hose

Air hose must have a minimum working pressure
rating of 150 psi (10.4 bar 10.6 kgf/cm

2

) or 150% of the

maximum pressure produced in the system, whichever
is higher.

4. Hose coupling

⅜ The Nailer can be installed as follows:

Remove the dust seal placed at the air inlet.
Install a 3/8 NPT male plug at the air inlet.

⅜ A female coupler must be on the air hose.

The hose coupling (male plug-female coupler) must
remove all pressure from the Nailer when disconnected.
Never use a non relieving coupler on the Nailer.

Nailer Side

Filter

Lubricator

Compressor Side

Regulator

3/8 NPT Male Plug

Dust Cap

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