Protecting The Environment - DeWalt D28730 Manual

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Instructions manual (109 pages)

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Instruction manual (36 pages)

Table Of Contents

Table of Contents

1. Push in spindle lock

and rotate wheel

wheel lock lever engages slot in inside flange

wheel. Loosen the bolt

of the abrasive wheel with the 8 mm hex key

right-hand thread.

2. Remove the bolt

, washer

old wheel

3. Make sure flange surfaces are clean and flat. Install the new

abrasive wheel by reversing the above steps.

4. For safe operation, securely tighten bolt

the abrasive wheel

in between inner

flanges

. Do not overtighten bolt

WARNING: Check the work surface that the chop saw

rests on when replacing with a new abrasive wheel. It

is possible that the wheel may contact ANY ITEMS OR

STRUCTURE THAT EXTENDS ABOVE work surface

(under the base) when the arm is fully lowered.

Operation Tips for More Accurate Cuts

•

Allow the wheel to do the cutting. Excessive force will cause

the wheel to glaze reducing cutting efficiency and/or to

deflect causing inaccurate cuts.

•

Properly adjust fence angle.

•

Make sure material is laying flat across base.

•

Properly clamp material to avoid movement and vibration.

Motor Brush Inspection and Replacement

(Fig. H, I)

BE SURE TOOL IS UNPLUGGED BEFORE INSPECTING BRUSHES.

Brushes should be regularly inspected for wear. To inspect

brushes, unscrew the two end cap screws

end cap

. To remove each brush

wire

terminal connection. Then carefully back the brush

spring out of the brush box and remove brush. Brushes should

slide freely in brush box. If brushes are worn down to 8 mm as

shown in Figure I, they should be replaced.

To reinstall each brush, carefully back the spring out of the

brush box, insert the brush and return the spring making sure

it is pressing on the brush and not touching the brush box.

Reconnect shunt wire terminal, then replace the end cap and

two screws.

MAINTENANCE

Your D

WALT power tool has been designed to operate

over a long period of time with a minimum of maintenance.

Continuous satisfactory operation depends upon proper tool

care and regular cleaning.

WARNING: To reduce the risk of serious personal

injury, turn tool off and disconnect tool from power

source before making any adjustments or removing/

installing attachments or accessories. Be sure the

trigger switch is in the OFF position. An accidental start-up

can cause injury.

by hand until

to lock

counterclockwise in the center

. Bolt has

, outside flange

and

to firmly secure

and outer

and remove the

, first unplug the shunt

Lubrication

Closed-type, grease-sealed ball bearings are used throughout.

These bearings have sufficient lubrication packed in them at the

factory to last the life of the chop saw.

Cleaning

WARNING: Blow dirt and dust out of the main housing

with dry air as often as dirt is seen collecting in and around

the air vents. Wear approved eye protection and approved

dust mask when performing this procedure.

WARNING: Never use solvents or other harsh chemicals

for cleaning the non-metallic parts of the tool. These

chemicals may weaken the materials used in these parts.

Use a cloth dampened only with water and mild soap.

Never let any liquid get inside the tool; never immerse any

part of the tool into a liquid.

Optional Accessories

WARNING: Since accessories, other than those offered

by D

WALT, have not been tested with this product, use

of such accessories with this tool could be hazardous.

To reduce the risk of injury, only D

accessories should be used with this product.

Consult your dealer for further information on the

appropriate accessories.

Use only high-strength Type 1 organic bonded wheels rated

4100 rpm or higher according to EN12413, safety requirements

for bonded abrasive products.