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5

NAIL SELECTION

Choose a suitable nail from Fig. Nails which are not shown
in Fig. can not be driven with this tool.
Only smooth, barbed and ring type nails are used. Do
not use screw nails. Nails are formed into strips which
consist of 25-37 nails.

Dimensions of nails

STANDARD ACCESSORIES

(1) Eye protector .............................................................. 1

APPLICATIONS

Floor and wall framing.

Truss build-up, Window build-up.

Subflooring and roof decking.

Wall sheathing.

Mobile home and modular housing construction.

PREPARATION PRIOR TO OPERATION

1. Prepare the hose

Be sure to use the hose provided with minimum
8 mm (5/16”) inside diameter.

NOTE

The air supply hoses must have a minimum working
pressure rating of 12.8 bar (180 psi) or 150 percent of
the maximum pressure produced in the air supply
system, whichever is higher.

2. Check on safety
CAUTIONS

Unauthorized persons (including children) must be
kept away from the equipment.

Wear eye protector.

Check the retaining screws which fix the exhaust
cover, etc. for tightness.
Check the nailer for air leaks and defective or rusty
parts.

Check whether or not the push lever works correctly.
Also check whether or not any dirt has adhered to the
moving parts of the push lever.

Recheck on operational safety.

BEFORE USE

1. Check the air pressure
CAUTION

The air pressure must be constantly maintained at 4.9
– 8.3 bar (70 – 120 psi.).
Adjust the air pressure between 4.9 to 8.3 bar (70 ~
120 psi.) according to the diameters and length of nails
and hardness of the wood being nailed. Pay special
attention to the output pressure, capacity, and piping
on the air compressor, so that air pressure does not
exceed the specified limit. Note that excessive
pressure may affect overall performance, service life,
and safety.

2. Lubrication

(1) Prior to operating this nailer, be sure to provide an air

set between the air compressor and this device.
Lubrication through the air set offers smooth
operation, extended service life, and anticorrosion.
Adjust the oiler so that a single drop of oil is supplied
at intervals of 5 to 10 nailing cycles.

(2) It is recommended using the recommended oil (SHELL

TONNA). Other applicable oils are listed. Never mix
two or more types of different oils.

3. Load nails

(1) Insert nail strip into rear of magazine (See 

Fig. 2

).

(2) Slide the nail strip forward in the magazine.

The nail strip should pass the nail stopper.

(3) Pull the nail feeder (B) back to engage the nail feeder

(A) to the nail strip.

Fig. 2

NOTE

Use nail strip of more than 5 nails.

The Nailer is now ready to operate.

Removing the nails:

1

Pull the nail feeder (B) backward.

2

Return the nail feeder (B) forward quietly while
pushing the nail feeder (A).

3

Push the nail stopper toward the magazine side, and
pull out nails from the back of the magazine.

Clipped Head Nail

Min.

Max.

2.9 mm

(.113")

6.8 mm

(.266")

50 mm (2")

7.7 mm

(.303")

3.8 mm

(.148")

90 mm (3-1/2")

Magazine

01Eng_NR90AD_Eng

27/6/07, 11:49

5

Summary of Contents for NR90AD - Clipped Head to 3-1 Framing Nailer

Page 1: ...NR 90AD Strip Nailer Read through carefully and understand these instructions before use Handling instructions 01Eng_NR90AD_Eng 27 6 07 11 49 1 ...

Page 2: ...ust 13 The exploded assembly drawing on this handling instructions should be used only for authorized service center SAFETY RULES 1 Always assume that the tool contains fasteners 2 Do not point the tool towards yourself or anyone else whether it contains fasteners or not 3 Never depress the operating mechanism or work contacting element unless the nose of the tool is directed onto a safe work surf...

Page 3: ...e the above instructions and always make sure that no part of the body hands or legs is ever in front of the nail outlet 12 Do not carelessly place your finger on the trigger Do not place your finger on the trigger except when actually nailing If you carry this tool or hand it to someone while having your finger on the trigger you may inadvertently discharge a nail and thus cause an accident 13 Pr...

Page 4: ...ed in the body If a female plug is installed in the body the compressed air sometimes can not be drawn when the hose is disconnected so avoid this The tool and air supply hose must have a hose coupling such that all pressure is removed from the tool when the coupling joint is disconnected NAME OF PARTS Head guard Exhaust cover Body Cap Piston O ring Piston Driver blade Nose Push lever Firing head ...

Page 5: ... bar 70 120 psi Adjust the air pressure between 4 9 to 8 3 bar 70 120 psi according to the diameters and length of nails and hardness of the wood being nailed Pay special attention to the output pressure capacity and piping on the air compressor so that air pressure does not exceed the specified limit Note that excessive pressure may affect overall performance service life and safety 2 Lubrication...

Page 6: ...ained in the magazine This is termed no load operation Such operation may deteriorate the damper magazine and nail feeder To avoid no load operation occasionally confirm the amount of remaining nails On the other hand all nails should be removed after using this nailer 䡬 After completing operation put into the body 5 10 drops oil through the hose joint to protect the tool from rust 䡬 Under low tem...

Page 7: ...must be carried out by an Hitachi Authorized Service Center This Parts List will be helpful if presented with the tool to the Hitachi Authorized Service Center when requesting repair or other maintenance In the operation and maintenance of power tools the safety regulations and standards prescribed in each country must be observed MODIFICATIONS Hitachi Power Tools are constantly being improved and...

Page 8: ...8 01Eng_NR90AD_Eng 27 6 07 11 49 9 ...

Page 9: ... 954 1 42 949 821 3 M5 16 43 872 035 1 44 959 155 1 D3 97 45 982 454 1 46A 885 658 1 47 884 988 1 48 884 969 1 49 881 951 1 D2 5 16 50 884 967 1 47 49 51 883 302 1 52 883 305 1 53 884 972 1 54 884 974 1 55 880 093 1 D2 16 56 882 890 1 57 884 973 1 58 882 886 1 59 884 971 1 60 872 822 1 S 5 61 872 971 1 62 877 763 1 I D 14 63 884 963 1 Item Code No Remarks No No Used 64 873 570 1 P 18 65 676 531 2 ...

Page 10: ...01Eng_NR90AD_Eng 27 6 07 11 49 11 10 ...

Page 11: ...11 01Eng_NR90AD_Eng 27 6 07 11 49 11 ...

Page 12: ...707 Code No C99124911 N Printed in Japan Hitachi Koki Co Ltd 01Eng_NR90AD_Eng 27 6 07 11 49 12 ...

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