Singer 6217, 6221C Instruction Manual
![Singer 6217, 6221C manual cover](/images/2aece9d1fdf1e22a126fc32b/thumbs/thumb175x175.webp)
To thread the Singer 6217, first raise the presser foot and turn the handwheel towards you to raise the needle. Place the spool on the spool pin and draw the thread through the upper thread guides. Then, loop the thread around the tension discs, pass it through the take-up lever, and guide it down to the needle. Finally, thread the needle from front to back.
Regular maintenance involves unplugging the machine, removing lint and dust with a small brush, and applying a drop of sewing machine oil to the moving parts as specified in the manual. Always ensure the machine is turned off before performing any maintenance.
First, ensure the machine is threaded correctly. Check that the bobbin is wound evenly and inserted properly. Adjust the tension dial incrementally and test on a fabric scrap until the correct tension is achieved. Consult the manual for specific tension settings.
Ensure the needle is correctly inserted and not bent. Use the right needle size for your fabric. Check for any obstructions in the needle path and ensure the needle is tightened properly. Adjust the presser foot pressure if necessary.
Raise the needle and presser foot. Press the presser foot release lever to remove the current foot. Place the new presser foot under the holder and lower the presser foot lifter to snap it into place.
Skipped stitches can be caused by a dull or bent needle, incorrect threading, or using the wrong needle for the fabric. Replace the needle, rethread the machine, and ensure you're using the correct needle type and size.
Ensure the bobbin is placed correctly on the bobbin winder spindle. Check that the thread is threaded through the bobbin winding tension disc. Press the bobbin winder lever to engage the winding mechanism before starting.
Use a size 16 or 18 denim needle for sewing denim. These needles have a stronger shaft and a sharp point to handle thick fabrics without bending or breaking.
Locate the stitch length dial on your machine. Turn the dial to select the desired stitch length, typically ranging from 0 (for stationary stitching) to 4 (for longer stitches).
Check that the feed dogs are engaged and not lowered. Ensure the presser foot is down and applying adequate pressure to the fabric. Clean any lint or debris from the feed dogs.