What Killed this $99 Servo? A Postmortem

The $99 Chinese StepperOnline 180W servo I showed in a previous video for use on my Lathe Electronic Leadscrew died recently. Today we're going to figure out what caused the failure and get the ELS back up and running. So I can use my lathe again.

The servo:
*This site contains affiliate links for which I may be compensated

NEMA23 180W 3000RPM Easy Servo (StepperOnline*): https://bit.ly/37SctTB

Tools used in this video:
*This site contains affiliate links for which I may be compensated

Bondhus Metric Hex Key Set (Amazon*): https://amzn.to/3eqZzwb
Bondhus SAE Hex Key Set (Amazon*): https://amzn.to/3h9bJLZ
Starrett Precision Screwdriver Set (Amazon*): https://amzn.to/35taFJc
Rigol DP832 Triple-Output Power Supply (Amazon*): https://amzn.to/2FHtSfz
EEVBLOG Brymen BM235 Multimeter (Amazon*): https://amzn.to/2YKFSEk
DER EE DE-5000 LCR Meter (Amazon*): https://amzn.to/3ip3IT1
FLIR ONE Prot LT Thermal Camera (Amazon*): https://amzn.to/39ZGONa
Sharpie Magnum Marker (Amazon*): https://amzn.to/3mfgyIe
Mitutoyo Thread Pitch Gauge - SAE and Metric (Amazon*): https://amzn.to/3y4nFGC

Raw Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 3.0 License
http://creativecommons.org/licenses/by/3.0/

00:00 Intro
00:46 Testing
01:52 Testing the power supply voltage
02:49 Pulling the suspect servo
03:31 Bench testing the suspect servo
04:28 Disassembly
06:51 Visual Inspection
10:35 Electrical testing
14:02 FLIR thermal camera inspection
15:23 A suitable replacement
16:58 Programming the new servo
17:51 Installation
18:43 Testing
20:04 Conclusion

Видео What Killed this $99 Servo? A Postmortem канала Clough42