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  646694-03SV Armature Assembly

Armature Assembly 646694-03SV

OEM part for: DeWALT

Part Number: 646694-03SV


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Armature Assembly - 646694-03SV:DeWALT 360 View
Armature Assembly - 646694-03SV:DeWALTArmature Assembly - 646694-03SV:DeWALTArmature Assembly - 646694-03SV:DeWALT 360 View
Usually ships in 7 - 12 business days
Leaves our warehouse within
7 - 12 business days
Medium 30-60 minutes (2 rated repairs)?
OEM: Original Equipment Manufacturer ?
DeWALT
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Product Description ?

This armature is an authentic Dewalt replacement part. It is sourced from original equipment manufacturer for use with impact wrenches. The armature is a key component of an electric motor. In conjunction with a field it is what creates the motion. Over time, especially if the tool is constantly overloaded, it may begin to smoke or spark. This is caused by worn out armature insulation. Replacing an armature should resolve the issue and prevent further damage to the tool. It is recommended to replace both carbon brushes when replacing an armature. This assembly consists of an armature with the fan and both end bearings.

When replacing an armature you will need a screwdriver set, a wrench set and pliers.

• Make sure the tool is unplugged
• Remove the housing
• Remove the brushes
• Remove the armature
• Secure the new armature in place
• Reassemble and test the tool

  • Classification: Part
  • Weight: 0.30 lbs.
  • Shipping: Ships Worldwide

Frequently Purchased Together ?

Compatibility

This part will fit the following 27 machines

DeWALT

DC825 18V Compact Impact Driver View Diagrams & Manuals
DC822 18V Impact Wrench View Diagrams & Manuals
DC827 18V Compact Impact Driver View Diagrams & Manuals
DC820 18V Compact Impact Wrench View Diagrams & Manuals
DC823 Type 1 18V Impact Wrench View Diagrams & Manuals
DC823 Type 2 18V Impact Wrench View Diagrams & Manuals
DC823KA Type 1 18V Compact Impact Wrench View Diagrams & Manuals
DC823KA Type 2 18V Compact Impact Wrench View Diagrams & Manuals
DC823KA Type 3 18V Compact Impact Wrench View Diagrams & Manuals
DC825B Type 2 18V Impact Driver View Diagrams & Manuals
DC825B Type 3 18V Impact Driver View Diagrams & Manuals
DCF826KL Type 1 18V Impact Driver View Diagrams & Manuals
DC822KL (Type 1) 18v Impact Wrench View Diagrams & Manuals
DC822KL (Type 2) 18v Impact Wrench View Diagrams & Manuals
DC822KL (Type 3) 18v Impact Wrench View Diagrams & Manuals
DC823B (Type 2) 18v Impact Wrench View Diagrams & Manuals
DC823B (Type 3) 18v Impact Wrench View Diagrams & Manuals
DC827KL (Type 1) 18v Compact Impact Driver View Diagrams & Manuals
DC827KL (Type 2) 18v Compact Impact Driver View Diagrams & Manuals
DC827KL (Type 3) 18v Compact Impact Driver View Diagrams & Manuals
DC820K (Type 3) 18v Impact Wrench View Diagrams & Manuals
DC825K (Type 3) 18v Imp Driver View Diagrams & Manuals
DC820KA-BR (Type 1) Impact Wrench Power Tool View Diagrams & Manuals
DC820KA-BR (Type 2) Impact Wrench Power Tool View Diagrams & Manuals
DC825KA (Type 4) Impact Driver Power Tool View Diagrams & Manuals
DC825B (Type 4) Impact Driver Power Tool View Diagrams & Manuals
DCF826KL (Type 3) 18v Impact Driver Power Tool View Diagrams & Manuals
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This item works with the following types of products:

  • Impact Driver Parts
  • Impact Wrench Parts

This part replaces obsolete part #: 646694-03sv, 646694-03

Customer Part Reviews ?

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3 Reviews
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  • Great replacement part, fit great.
    I am now able to use my impact driver again. I had ordered from someone else but after waiting 3 months for the part which didn’t show I ordered it from you and it showed up in a couple of days!
    Mark - October 7, 2021 Verified Purchase
    100% perfect
    I was able to solve the problem that the tool repairers did not detect. the end of the shaft just came off
    Anonymous - July 5, 2021 Verified Purchase
    Worked great
    Brand new fit well
    Guest - June 15, 2021 Verified Purchase
    t
    t
    t - t days ago Verified Purchase
    eReplacementParts Team
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    Our customer Service team is at the ready daily to answer your part and product questions.

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    We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.

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    Questions & Answers for Armature Assembly


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    Customer Repair Instructions ?

    All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

    Medium 30-60 minutes (2 rated repairs)?

    Motor ran but driver did nothing!

    Steven - November 2, 2016
    👍 5 of 5 people found this instruction helpful
    Tool Type

    Impact Driver

    Difficulty

    Easy

    Time

    15-30 minutes

    Tools Used

    , Torx set

    1. Took out all torx screws on the complete side of driver.
    2. Carefully split case
    3. Took out armature of motor
    4. Made sure gear on end of motor was the issue ( which it was )
    5. Put in new armature (checked brushes which were good)
    6. Put the case back together and all of the torx screws
    7. Tested driver (works like brand new)
    Did you find this story helpful?
    Thanks for voting and helping fellow customers!

    Imact driver motor would run, but not drive bit.

    Troy - August 11, 2017
    👍 2 of 2 people found this instruction helpful
    Tool Type

    Impact Driver

    Difficulty

    Medium

    Time

    30-60 minutes

    Tools Used

    Screwdriver, Pliers, Torx driver

    Remove all torx screws holding case halves together and separate case. Impact gearcase will slide off the end of armature. There is no need to remove (and loose) snap ring and disassemble case like I did. Therefore you will not need to purchase new snap ring. Separate brush halves and remove old armature. You will find that the spline that fits into gear case spins freely from armature shaft and is supposed to spin securely with shaft. Install new armature and assemble in reverse order of disassembly. Be very careful to line everything up properly or the case halves will not go together easily. Do not use screws to force case halve together, if everything is lined up they will fit properly without screws.
    Did you find this story helpful?
    Thanks for voting and helping fellow customers!

    OEM stands for Original Equipment Manufacturer and means the part you’re buying is sourced directly from the manufacturer who made your product. At eReplacementParts, we sell only genuine OEM parts, guaranteeing the part you’re purchasing is of better design and of higher quality than aftermarket parts.

    Our product descriptions are a combination of data sourced directly from the manufacturers who made your product as well as content researched and curated by our content & customer service teams. This content is edited and reviewed internally before being made public to customers.

    Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.

    All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.

    All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.

    Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.

    All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.

    This data is collected from customers who submitted a repair instruction after replacing this exact part. Customers can rate how easy the repair was to complete and how long it took. We aggregate this data to provide a repair rating that allows customers to quickly determine the difficulty and time needed to perform their own repair.

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