Dewalt DCF885 20V Max* Lithium Ion 1/4" Cordless Impact Driver with Ion Battery - Answered Questions & Fixed issues

Open the tool and control the purple and brown colored wire where the slide contacts are fitted on the carbonbrush holder or the switch itself.Do allways the Battery slide connector contacts control Remove the two sliding contacts loose and squeeze the contacts slide a bit and then connect again.If unsuccessful buy a new switch as well as battery connectors are checked.

try spraying some lube like WD-40 in the chuck as it is faceing up and let it set overnight it may got some moisture in it . hope this helps.

Go to this site and it will show you what you need to know. https://www.youtube.com/watch?v=PQ8lSB_mP1c

It could be something as simple as the brushes

It could be the little spring at the back of the chuck sleve is broken ot one of the locking balls is missing.

here is a link copy and paste https://sawmillcreek.org/showthread.php?111567-DeWalt-733-Rollers-stopped-moving ..

It needs new blades - likely has a chip in one. See link for replacement tutorial

Red is pos and black is neg.

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I’m not trying to be a wise guy but the regulator has an adjustment on the bottom

The nailer must be firmly pressed against the surface you are planning to nail. This will arm the nailer in preparation for firing the nail.

Try this link: https://www.ereplacementparts.com/dewalt-dw423-type-inch-evs-random-orbit-sander-parts-c-1009_2742_2758.html

https://www.2helpu.com/PDMSDocuments/EU/Docs/Service%20Dossier/DW733-D.PDF

O rings

Either the blades are incorrectly installed causing the head to jam or the safety cover is not installed properly - there is a safety mechanism that locks the cutter head when the cover is removed.

Typical cause is low voltage - but can also be a bent driver or something jammed in the nail track. Is this a finish nailer or framing nailer?

That symptom usually indicates a low voltage issue - not sure how the adapter may affect this, I've never run them with a 20v battery. Try it with a standard 18v and see if you have the same issue - please comment back with the results, I'm curious.

copy and paste in search engine. took about 5 seconds to find answer. Dewalt Air Compressor D55146 Belt Replacement