Kenmore 120.490 Sewing Machine Service Manual.
Models: 120.490, 120.491, 120.492.
Examples include:
* Machine timing.
* Belt idler.
* Electrical system.
* The motor.
* Fly wheel and clutch.
* Chain.
* Tensions.
* Check spring.
* Bobbin winder.
* Troubleshooting.
* Oiling.
* A word about noise.
* Much more.
25 page service manual.
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