The pressure plate attaches to the self-stop carbon brush assembly. This is a genuine Milwaukee replacement part used in compatible hammer drills. This part is sold individually and is made of plastic. A screwdriver and a set of pliers may be needed during the replacement of this part. It may become broken and will need to be replaced.
Symptoms indicating need for repair: Hammer drill motor didn\'t start when trigger pulled. Motor did start when trigger held and other hand used to smack the tool. When running, excessive arcing seen through the motor cooling vent slots.
I removed the screws on the handle to permit separating the two halves of the handle and
... Read more get access to the brush holders. Discovered copper cable detached from the top brush and after removing the pressure plate, I could see that the top brush was worn so much that it would no longer contact the armature reliably. When the parts arrived, it was pretty straightforward process to remove the old and install the new. One precaution for the particular hammer drill model I repaired concerns black spacer pads and silver cylindrical components that fit in the halves of the handles. Be sure to look for them when disassembling the tool and replacing them during reassembly.
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Model Cross Reference
This part works with the following models:
ERP Number: ERP10131599
Manufacturer Part Number: 44-66-5379
This part is in stock in our warehouse and will ship out within 1 business day of the order being placed.
New stock is on the way! On order parts usually ship within 7 business days.
Item is not in stock and usually ships 10-15 business days from the time you place your order.
This item is no longer being made by the manufacturer, and cannot be added to your shopping cart.
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Mail-In Recycling Rebate
Some of the parts we sell are eligible for mail-in rebates since we can recycle them. We will display any applicable rebates in your shopping cart. To redeem your rebate, contact Customer Service after you have received your part.
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_WW_1.gif "Part Location Diagram of 44-66-5379 Milwaukee Pressure Plate")
_WW_1.gif "Part Location Diagram of 44-66-5379 Milwaukee Pressure Plate")
