DeWalt DW920 Trigger Replacement

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Последнее обновление February 14, 2025

30 - 45 минут

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Replacing the trigger on your DeWalt DW920 can be done if you find that your trigger is unresponsive or sticks or only partially activates the drill. From the process of safely opening the device, replacing the old trigger to testing your tool to make sure you have it back in the best shape, this guide will provide you with all those steps and more.

Important: Firstly, it is necessary to turn off the device and to discharge the battery if it is on it to avoid electric power consequences.

Following this guide shall help you to fix your drill and get it to work again!

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Шаг 1 Trigger

DeWalt DW920 Trigger Replacement, Trigger: шаг 1, изображение 1 из 1

Use a Phillips #2 screwdriver to remove the four screws to open up the case.
Ensure that the drill is unplugged and remove the battery to avoid electrical shock or accidental activation.

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Шаг 2

Remove the outer housing to reveal the screws that are used to connect the outer covering of the drill.
Use a Phillips #2 screwdriver to remove all the screws that join the two parts of the casing.
Take the two halves of the housing and carefully pry them apart.
Make sure not to touch any parts in the interior of the screwdriver.

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Шаг 3

Find and replace the old trigger. The trigger assembly should be found inside the drill.
The trigger is the component affixed to the motor and the wires. Loosen the wiring of the trigger carefully so that you can separate the connections of the terminals.
Remove the wires. Then take a picture so that you can remember how they should be connected. Pull the old trigger out from its engagement with the housing.

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Шаг 4

Install the new trigger. Place the new trigger in the position within the housing where the old trigger originated from.
Solder the wires together by placing the terminal in the connector.
Check the wire connections with the help of the photo which was taken earlier, if it is necessary.
Make sure the trigger is locked tightly in its position.

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Шаг 5

To reassemble the drill align the two halves of the housing back in their original positions, making sure that the internal parts, and in particular the trigger, are correctly positioned.
Put the screws back into their respective holes and fasten them with the Phillips #2 screwdriver.
Screw the nuts at an angle to make sure it will tightening uniformly.

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Шаг 6

Test the trigger either by connecting the battery again or plugging the drill back in.
Pull the trigger to make the drill glide and to engage the rig. If it will not operate correctly, retract and examine its wiring and the position of the trigger.
If you meet any problems or have troubles with the trigger, don’t force it. Go back to the previous steps.