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Milwaukee M12 2457-20 Disassembly

Introduction

This guide will show you how to disassemble the Milwaukee M12 Cordless 3/8" Ratchet to access various parts for replacement or repairs.

What you need

  1. Milwaukee M12 2457-20 Disassembly, Housing: step 1, image 1 of 2 Milwaukee M12 2457-20 Disassembly, Housing: step 1, image 2 of 2

    • Unscrew the four M3 x 10 T-10 screws located on the neck.

    Edit

  2. Milwaukee M12 2457-20 Disassembly: step 2, image 1 of 2 Milwaukee M12 2457-20 Disassembly: step 2, image 2 of 2

    • Remove the spring pin from the switch paddle and take off the switch paddle.

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  4. Milwaukee M12 2457-20 Disassembly: step 3, image 1 of 1

    • Unscrew the four M2.6 x 14 ST T-8 screws located on the body.

    • Unscrew the M2.6 x 10 ST T-8 screw located underneath the switch paddle.

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  5. Milwaukee M12 2457-20 Disassembly: step 4, image 1 of 2 Milwaukee M12 2457-20 Disassembly: step 4, image 2 of 2

    • Separate the two housing parts of the tool.

    • Remove the 3/8" yoke assembly and the motor assembly from the tool housing.

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  6. Milwaukee M12 2457-20 Disassembly: step 5, image 1 of 2 Milwaukee M12 2457-20 Disassembly: step 5, image 2 of 2

    • Remove the drive pin connecting the 3/8" yoke assembly and the motor assembly.

    • Remove the crankshaft, planet gears, carrier assembly, and ring gear from the motor assembly.

    • Be aware that these parts are lubricated with grease.

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  7. Milwaukee M12 2457-20 Disassembly: step 6, image 1 of 1

    • You have now successfully dismantled the device.

    Edit
Conclusion

To reassemble your device, follow these instructions in reverse order.

Author

with 2 other contributors

Peter Lizotte

Member since: 10/25/19

183 Reputation

1 Guide authored

Badges: 3

Team

UMass Dartmouth, Team S1-G6, O'Connell Fall 2019 Member of UMass Dartmouth, Team S1-G6, O'Connell Fall 2019

UMASSD-O'CONNELL-F19S1G6

3 Members

1 Guide authored

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