Description
Service Manual for the Singer 221, 221-1, 221K and 221J and can also be used for the 222K, this is a high quality facsimile directly from an original manual issued to Singer Sewing Machine Technicians.
This original ‘manual’ was actually a set of loose leaf sheets which went in a folder alongside servicing instructions for other Singer machines which the Technician would have been responsible for. This version comes stapled and with a cover, but would be easy to pop into a folder of your own.
Sections in the Service Manual include:
- Diagramatic list of all parts for a 221 machine
Adjustments:
- Description of machine
- Diagram of principal parts and features
- Preparation for inspection
- Lubrication diagrams for both machine and motor
- How to set the presser foot height
- How to set the feed dog height
- How to position feed dog in throat plate slots
- How to set the needle bar height
- How to position hook
- How to time the hook
- How to set the needle thread tension
- How to set the take up spring tension
- How to adjust the needle thread tension
- How to adjust the bobbin tension
- How to adjust the bobbin winder pressure
- How to eliminate end play or binding of horizontal arm shaft
- How to eliminate end play or binding of upright arm shaft
- How to eliminate end play or binding of hook driving shaft
- How to eliminate end play or binding of feed rock shaft and feed lifting rock shaft
- Sewing difficulties hints and tips
- Wiring diagrams
- Motor diagrams
Removals And Replacements:
- Needle bar
- Presser bar
- Needle thread take up
- Needle thread tension
- Bobbin case base
- Rotating hook assembly
- Rotating hook shaft, both gear and belt driven
- Feed regulator
- Feed lifting rock shaft
- Feed rock shaft assembly
- Feed lifting rock shaft connecting rod
- Feed forked connection
- Upright arm shaft
- Hand wheel
- Horizontal arm shaft
- Arm shaft connection belt (belt driven machines)
- Motor, both with and without separate three pin terminals
