Troubleshooting Guide - DeWalt DHS790 Guide D'utilisation

TROUBLE! WHAT'S WRONG?
Saw will not start 1. Battery or power supply not installed
2. Battery or power supply not fully inserted
3. Batteries not charged
4. Power supply not plugged in
5. Cord damaged
6. Fuse blown or breaker tripped
7. Saw overheated
8. Batteries overheated
Saw makes 1. Dull blade
unsatisfactory cuts
2. Blade mounted backwards
3. Gum or pitch on blade
4. Incorrect blade for work being done
Blade does not come up 1. Extension cord too light or too long
to speed
2. Low house current
Machine vibrates excessively 1. Saw not mounted securely to stand or
work bench
2. Stand or bench on uneven floor
3. Damaged saw blade
Does not make accurate 1. Miter scale not adjusted correctly
miter cuts
2. Miter pointer not adjusted correctly
3. Workpiece is not perpendicular to table
4. Workpiece moving
Material pinches blade 1. Cutting bowed material
CUTLINE™ worklight flashing 1. Battery low on charge
2. Battery hot

Troubleshooting Guide

BE SURE TO FOLLOW SAFETY RULES AND INSTRUCTIONS
WHAT TO DO
1. Install battery or power supply. Refer to Installing and Removing the Battery Packs or
Installing and Removing D
2. Check that battery or power supply are fully latched. Check AC adapter plug in the motor housing
for debris. Refer to D
3. Charge batteries. Refer to Charging Procedure.
4. Plug in saw.
5. Have cord replaced by authorized service center.
6. Replace fuse or reset circuit breaker.
7. Wait several minutes for saw to cool.
8. Wait several minutes for batteries to cool.
1. Replace blade. Refer to Changing or Installing a New Saw Blade.
2. Turn blade around. Refer to Changing or Installing a New Saw Blade.
3. Remove blade and clean with turpentine and coarse steel wool or household oven cleaner.
4. Change the blade type. Refer to Saw Blades under Accessories.
1. Replace with adequate size cord. Refer to Use Proper Extension Cord under Important Safety
Instructions.
2. Contact your electric company.
1. Tighten all mounting hardware. Refer to Bench Mounting.
2. Reposition on flat level surface. Refer to Familiarization.
3. Replace blade. Refer to Changing or Installing a New Saw Blade.
1. Check and adjust. Refer to Miter Scale Adjustment under Adjustments.
2. Check and adjust. Refer to Miter Pointer Adjustment under Adjustments.
3. Check and adjust fence. Refer to Fence Adjustment under Adjustments.
4. Clamp workpiece securely to fence or glue 120 grit sandpaper to fence with rubber cement.
1. Refer to Bowed Material under Special Cuts.
1. Charge batteries. Refer to Charging the Battery.
2. Wait several minutes for batteries to cool.
21
WALT Corded Power Supply.
e
WALT Corded Power Supply Cleaning Instructions.
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