Troubleshooting Guide

BE SURE TO FOLLOW SAFETY RULES AND INSTRUCTIONS

TROUBLE!

WHAT’S WRONG?

WHAT TO DO

Saw will not start

1. Saw not plugged in

1.

Plug in saw.

 

2.

Fuse blown or circuit breaker tripped

2.

Replace fuse or reset circuit breaker.

 

3.

Cord damaged

3.

Have cord replaced by authorized service center.

 

4.

Brushes worn out

4.

Have brushes replaced by authorized service center or replace them yourself. Refer to Brushes.

 

 

 

 

Saw makes

1. Dull blade

1.

Replace blade. Refer to Changing or Installing a New Saw Blade.

unsatisfactory cuts

2.

Blade mounted backwards

2.

Turn blade around. Refer to Changing or Installing a New Saw Blade.

 

 

3.

Gum or pitch on blade

3.

Remove blade and clean with coarse steel wool and turpentine or household oven cleaner.

 

4.

Incorrect blade for work being done

4.

Change the blade type. Refer to Saw Blades under Optional Accessories.

 

 

 

 

Blade does not come up to

1. Extension cord too light or too long

1.

Replace with adequate size cord. Refer to Use Proper Extension Cord under Important Safety

speed

 

 

 

Instructions.

 

2.

Low house current

2.

Contact your electric company.

 

 

 

 

Machine vibrates excessively

1. Saw not mounted securely to stand or work

1.

Tighten all mounting hardware. Refer to Bench Mounting.

 

 

bench

 

 

 

2.

Stand or bench on uneven floor

2.

Reposition on flat level surface. Refer to Familiarization.

 

3.

Damaged saw blade

3.

Replace blade. Refer to Changing or Installing a New Saw Blade.

 

 

 

 

Does not make accurate

1. Miter scale not adjusted correctly

1.

Check and adjust. Refer to Miter Scale Adjustment under Adjustments.

miter cuts

2.

Blade is not square to fence

2.

Check and adjust. Refer to Miter Scale Adjustment under Adjustments.

 

 

3.

Blade is not perpendicular to table

3.

Check and adjust fence. Refer to Bevel Square to Table Adjustment under Adjustments.

 

4.

Workpiece moving

4.

Clamp workpiece securely to fence or glue 120 grit sandpaper to fence with rubber cement.

 

 

 

 

Material pinches blade

1. Cutting bowed material

1.

Refer to Bowed Material under Special Cuts.

 

 

 

 

 

 

 

TABLE 1: COMPOUND MITER CUT

 

 

 

(POSITION WOOD WITH BROAD FLAT SIDE ON THE TABLE AND THE NARROW EDGE AGAINST THE FENCE)

 

 

10

 

 

 

 

 

 

 

20

 

 

 

 

 

 

 

 

 

 

30

 

 

 

 

 

 

 

 

40

 

 

SAW

 

 

 

 

50

SQUARE

 

 

 

 

 

 

 

10

 

 

 

 

BOX

A)

ANGLEON

 

 

 

 

 

(ANGLEBOX

20

 

 

 

 

 

 

 

 

 

 

 

 

 

30

 

 

 

 

60

 

 

 

 

40

-

 

 

SIDEOF

MITER

 

 

 

6

 

 

10

 

 

SIDED

 

THISSET

20

 

 

50

BOX

 

ANGLEOF

 

 

 

 

 

30

 

 

 

 

70

 

 

 

 

 

 

 

 

8

 

 

 

 

 

 

 

 

 

 

 

 

 

-

 

 

 

 

 

 

40

SIDED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BOX

60

 

 

 

 

50

 

 

 

 

 

 

 

 

 

 

 

 

 

60

 

70

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

80

 

 

 

 

70

 

 

 

 

 

 

 

 

80

 

 

 

 

 

 

80

 

 

 

 

 

SET THIS BEVEL ANGLE ON SAW

 

 

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DeWalt DWS780 instruction manual Troubleshooting Guide, SET this Bevel Angle on SAW