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Assembly

CHANGING PUNCHES AND DIES Disconnect the plug from the power source before

making any assembly, adjustments or changing accessories. Such preventive safety measures reduce the risk of starting the tool accidentally.

CHANGING DIES

1.Loosen retaining screw. This screw locks the die in one position.

2.After loosening the retaining screw, unscrew the sleeve nut with a 1 1/4" (32mm) spanner wrench.

3.Remove the sleeve nut along with the die.

4.Lubricate the sleeve nut, and the die with a light weight oil and reassemble in reverse order.

CHANGING PUNCHES

1.Loosen retaining screw and unscrew sleeve nut with a 1 1/4" (32mm) spanner wrench.

2.Remove the sleeve nut along with the die.

3.Unscrew the punch retaining nut, and slide the punch from the gear housing.

4.Insert a new, well oiled punch, and reassemble in reverse order.

CHANGING THE DIE POSITION

3-POSITION DIE

1.Loosen retaining screw and remove sleeve nut along with die.

2.Rotate die to any one of the fixed positions in the gear housing.

3.Reinstall sleeve nut, and tighten retaining screw.

Operating Instructions

GENERAL INFORMATION

Following a few simple tips will reduce wear on the tool and the chance of injury to the user.

With the tool unplugged from the power supply and the ON/OFF Switch in the “OFF” position, become familiar with handling the nibbler and learning the location of its parts.

Before running the nibbler, inspect the punch and die for excessive wear, and replace if necessary.

Do not exceed recommended capacities for this nibbler. Premature punch and die failure will occur when the nibbler is under- or over- gaged.

Never start the nibbler with the punch and die in contact with the material being cut.

For clean and fast cuts, hold the nibbler so that the cutting head is at a right angle to the cutting path, with the body of the tool parallel to the corrugations. Move the cutting head in and out of the corrugations, constantly keeping the head at a right angle to the material being cut.

Feed the nibbler into the work with a minimum of pressure. Let the nibbler do the work. If the nibbler doesn’t cut correctly, check for a dull punch or die. Dulling will be apparent as more

pressure is required to feed the nibbler into the material. Burrs will also show along the cut edge. A harder material will dull the punch and die faster than a soft material.

Always direct the cord toward the rear, and away from the nibbler. Keep it away from sharp edges.

Secure or clamp small workpieces to be cut to prevent slippage.

Always use recommended lubricant for the material being cut. Lack of lubricant will shorten punch and die life.

SLIDE "ON-OFF" SWITCH

The Tool is switched "ON" by the slide switch located at the side of the motor housing.

TO TURN TOOL "ON": slide the switch forward.

TO TURN TOOL "OFF": slide the switch backward.

Start the tool before applying to work and let the tool come to full speed before contacting the workpiece. Lift the tool from the work before releasing the switch. DO NOT turn the switch “ON” and “OFF” while the tool is under load; this will greatly decrease the switch life.

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Bosch Power Tools 1530 manual Assembly, Operating Instructions