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0421 TH-8902

H-8902

DEWALT

®

 12 GALLON 

WET/DRY VACUUM

1-800-295-5510

uline.com

TROUBLESHOOTING

WARNING: To reduce the risk of injury from moving parts and/or electrical shock, turn power switch off and 
disconnect grounded plug from electrical outlet before performing troubleshooting checks.

OPERATING ISSUE

RECOMMENDATIONS

Motor does not run.

Check power cord, plugs and outlet.

Ensure on/off switch is in ON position.

Suction capacity 

decreases.

Remove blockages in suction nozzle, suction tube, hose or filter.

Replace filter bag.

Check for proper installation of filter.

Clean or replace filters.

Empty canister and refer to Empty Tank in instruction manual.

Vacuum stops running.

Thermal overload has been tripped:

1.  Turn off vacuum and disconnect from power source.

2.  Empty canister, if needed.

3.  Allow unit to cool.

4.  Plug power cord into appropriate outlet and turn on/off switch 

to ON position to test. If vacuum will not restart call Uline 

Customer Service at 1-800-295-5510.

Dust comes out while 

vacuuming.

Check for proper installation of filter.

Ensure filter is not damaged; replace if necessary.

Ensure filter seals are in place and are secure.

Para Español, vea página 2.

Pour le français, consulter la page 3.

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