Uploaded December 2021 | Updated September 2026, 21 hours ago

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Chapman Screw Drivers: chapmanmfg.com/pages/sewing-machine-repair-screwdriver-sets
Krud Kutter Cleaner: rustoleum.com/en/product-catalog/consumer-brands/krud-kutter/cleaners-and-stain-removers/original-krud-kutter
How to remove & install the shuttle/hook and bobbin case on the Singer 15-91
How to clean the hook
How to install the hook
How to remove/replace the bobbin case
Hot to remove/replace the slide plate (bobbin cover plate)
MUSIC: The Day is Close by the 126ers
00:00 INTRO
00:50 RMV SLIDE PLT
01:58 INSTL SLIDE PLT
02:30 WHY RMV
04:30 RMV THMB SCRW
05:40 RMV SHTLE RACE BK SPRNG
06:35 RMV BOBN CASE
07:00 RMV SHTLE RACE BK
08:00 RMV SHTLE
08:45 INSPCT HOOK
09:30 INSPCT BOBN CASE
11:15 ABOUT CLEANING
12:35 INSTL HOOK
13:30 INSTL SHTLE RACE BK
14:30 INSTL RACE BK SPRNG
15:00 INSTL THMB SCREW
16:00 TEST OSCILATION
16:23 SRVC BOBN CASE
16:56 INSTL BOBN CASE
18:28 SLIDE & SPRNG
19:57 INSTL SLIDE PLATE