DeWALT Hammer Drill DW511 Trigger Replacement

Introduction

Welcome to the DeWALT Hammer Drill DW511 trigger replacement guide. The trigger is an important part of the drill that tells the drill when to power up and which direction to drill. You would want to replace the trigger because of a trigger jam that happens inside the trigger mechanism.

Caution should be taken when working with on the device. It needs to be unplugged before working on any part of the drill.

What you need

Step 1 Back Cover

DeWALT Hammer Drill DW511 Trigger Replacement, Back Cover: step 1, image 1 of 3

DeWALT Hammer Drill DW511 Trigger Replacement, Back Cover: step 1, image 2 of 3

DeWALT Hammer Drill DW511 Trigger Replacement, Back Cover: step 1, image 3 of 3

Remove three 19 mm T20 Torx screws from the back of the drill.

Edit

Step 2

DeWALT Hammer Drill DW511 Trigger Replacement: step 2, image 3 of 3

Place an opening tool in the groove line of the handle and pop the back loose.
Grab the drill with two hands and pull the cover off.

Edit

Step 3 Power Cord

DeWALT Hammer Drill DW511 Trigger Replacement, Power Cord: step 3, image 1 of 2

DeWALT Hammer Drill DW511 Trigger Replacement, Power Cord: step 3, image 2 of 2

Firmly grab the body of the trigger.
Slowly pull the trigger until the entire body is out and only attached by wires.

Edit

Step 4

DeWALT Hammer Drill DW511 Trigger Replacement: step 4, image 3 of 3

With sharp point tweezers, push the little metal flap up in the hole holding the wire.
Clamp the wire with blunt tweezers, and slowly pull the wire out.

Edit

Step 5

DeWALT Hammer Drill DW511 Trigger Replacement: step 5, image 3 of 3

With a pair of blunt nose tweezers, grab the white wire.
Carefully wiggle the wire loose.
Pull the wire slowly until it comes out.

Edit

Step 6

With both wires free, the power cord is free from the trigger body.

Edit

Step 7 Brushes

DeWALT Hammer Drill DW511 Trigger Replacement, Brushes: step 7, image 1 of 3

DeWALT Hammer Drill DW511 Trigger Replacement, Brushes: step 7, image 2 of 3

DeWALT Hammer Drill DW511 Trigger Replacement, Brushes: step 7, image 3 of 3

Use an opening tool to lift up the spring holding down the brush.
Remove the brush from its holding.

Edit

Step 8

With a pair of blunt nose tweezers, grab the red wire.
Carefully wiggle the wire loose.
Pull the wire slowly until it comes out.

Edit

Step 9 Trigger

DeWALT Hammer Drill DW511 Trigger Replacement, Trigger: step 9, image 1 of 3

DeWALT Hammer Drill DW511 Trigger Replacement, Trigger: step 9, image 2 of 3

DeWALT Hammer Drill DW511 Trigger Replacement, Trigger: step 9, image 3 of 3

With a pair of blunt nose tweezers, grab the red wire.
Carefully wiggle the wire loose until it comes out.

Edit

Step 10

DeWALT Hammer Drill DW511 Trigger Replacement: step 10, image 3 of 3

With sharp point tweezers, push the little metal flap up in the hole holding the wire.
Grab a pair of blunt nose tweezers and clamp the wire.
Slowly pull the wire out until it is free.
The trigger is now free from the drill.