Part Location Diagram of 90569937 DeWALT SWITCH, MICRO
See part 6 in the diagram
( Grid squares measure 1x1 inch )

SWITCH, MICRO 90569937

$7.40
On Order
Fix Number:
FIX18988624
Manufacturer #:
90569937
Manufactured by:
DeWALT

Product Description

The switch goes next to the trigger and is made of metal and plastic. This item is available as an individual replacement part. This is a genuine Black & Decker replacement part for use in string trimmers. A set of pliers might be needed during the installation process.

Questions and Answers

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Jere
September 19, 2022
Had a piece of string get caught under head. Released string and unit would not start. Ordered new motor, still no go. What could be wrong?
For model number LST 136
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Hello Jere, thank you for reaching out. According to our research on model number LST136, the problem appears to be with the Switch, part number FIX12004520. If that does not help then the issue is likely to be with the Gear & Spindle, part number FIX12530718. Customer service is always available to help you place an order if you are having trouble doing so. Good luck with your repair!

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John
June 23, 2023
my b&d trimmer won't turn on tried other battries no go opened housing find nothing wrong online facebook said this is most likely problem but no way to test. is this common problem and likely fix? switch part no. 90569937 thanks
For model number lste525
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Hi John, thank you for the question. The switch for your model is not available separately. Make sure you are using the compatible battery and check the contacts of the battery on the unit. If they are clean, try turning the head by hand. If something is binding up, the motor is shot, or no power is getting to the motor, then the issue is an internal failure, unfortunately. Glad to be of help!

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Model Compatibility

This part works with the following models:
Fix Number: FIX18988624
Manufacturer Part Number: 90569937
Brand Model Number Description
Craftsman 90098020 Trimmer - Trimmer/Edger
Black and Decker 98020SE Trimmer - Lst136 - 40v String Trimm
Craftsman CMCMWSP220P2 Lawn Mower - Cordless Mower
Craftsman CMCST98020E1 Trimmer - 40v Max Li-Ion Strin
Craftsman CMECSP610 Chainsaw - Cm 10in Ac Pl/Chnsw
Black and Decker LST136 Trimmer - 36V String Trimmer
Black and Decker LST136B Trimmer - 40v Lith Str Trimmer
Black and Decker LST140C Trimmer - 40v Lith String Trim
Black and Decker LSW40C Leaf Blower / Vacuum - 40v Max Sweeper