Uploaded April 2021 | Updated September 2026, 14 hours ago

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John G Russo
service@americansmr.com
americansmr.com

Terry McClean's 3D Printed Bearing Retainer Removal Tool Video
youtube.com/watch?v=3iGVX3pITCE

Motor Rehab Playlist: youtube.com/playlist?list=PLsCOZgzzaiKJSu0T9oeaheTZsrUe91kkZ
Cleaning an Oily Motor:
youtu.be/vR7VmAC6evU
Motor Brush Seating Video:
youtu.be/pzq4tv8qn94

About the Sintered Bearing on Singer 301A, 401A, 403A, 404, 500A & 503A motors.
How to remove and replace the bearing. Cleaning and oiling the bearing.
The Twist Stick the Russo Dowel for Bearing Removal.

00:00 Intro
03:00 Remove Bearing
04:15 Thumb Method
10:10 Twist Stick Method
16:10 Pencil Eraser Method
19:48 Paint Stir Stick Method
24:50 Test for Noise & Temp
29:40 Disassemble 401A Motor
38:00 The Sintered Bronze Bearing
49:20 Oil for Bearing
50:52 "Russo Dowel" Bearing Removal Tool
54:36 Bearing Experiments
1:00:20 Singer 301A Motor
1:44:00 Reassemble 401A Motor
2:04:30 Temp & Noise Test of Oiled Bearing

MUSIC: Bicycle Reunited by Kevin Macleod