Part Location Diagram of 516921-1 Makita Armature Assembly 115V
See part 4 in the diagram
( Grid squares measure 1x1 inch )

Armature Assembly 115V 516921-1

Manufactured by:
Makita
ERP Number:
ERP10152302
Part Number:
516921-1
Original Equipment Manufacturer ?
$250.97
Special Order

Easy 

1- 2 hours 

(1 rated repair) ?

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Troubleshooting

This part works with the following brands:
  • Makita
This part works with the following products:
  • Demolition Hammer

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.

Easy 

1- 2 hours 

(1 rated repair) ?
  • 1
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Hm1810 Makita Demolition Hammer Won\\

Richard from Anniston, Alabama

3 of 3 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
1- 2 hours
Tools:
Nutdriver, Screw drivers, Socket set
Parts Used:
516921-1
Plug was changed and person changing it shorted the hot side to ground. Cause and effect: Armature shorted. Ordered new Armature, and changed it out. step by step. Remove handle assembly, fan, windings, bench test all. Remove armature, growl test, bad. Install new armature. Install holder, fan ,handle, switch etc. install new plug to repl ace burn\'t plug. Start and run.
Check amperage draw, 10amps. Running. Unit is 15 amp Hammer.
Clean unit and return to service.
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Model Cross Reference

This part works with the following models:
ERP Number: ERP10152302
Manufacturer Part Number: 516921-1
Brand Model Number Description
Makita HM1810 Demolition Hammer - Breaker Hammer
Makita HM1810X3 Demolition Hammer - Digger & Brute Breaker