Singer C7220 Sewing Machine Manual

The Singer C7220 is a versatile computerized sewing machine featuring 100 built-in stitches, automatic needle threader, adjustable stitch length and width, top drop-in bobbin system, automatic tension control, built-in needle plate seam guides, free arm capability, and multiple presser feet. It operates on 120V AC, 60Hz. Below are key sections for safety, features, setup, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Unpacking and Setup 3. First-Time Operation 4. Specifications 5. Controls and Functions 6. Stitch Selection and Settings 7. Threading and Bobbin Winding 9. Maintenance and Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Computerized control panel, automatic needle threader, drop-in bobbin system, free arm, accessory storage, foot pedal, power cord.

FeatureDescription
Built-in Stitches100 stitches including utility, decorative, and stretch
Automatic Needle ThreaderEasy threading with push lever
Top Drop-in BobbinClear view bobbin system with quick loading
Free ArmRemovable extension table for sewing cuffs and sleeves
Stitch Length/WidthAdjustable via control dials
Automatic TensionComputer-controlled for consistent stitch quality
Presser FeetIncludes all-purpose, zipper, buttonhole, and button sewing feet
LED LightingBright illumination of sewing area
Speed ControlAdjustable sewing speed with slider
Reverse StitchButton for reinforcing stitches

Unpacking and Setup

Unpack carefully and inspect all components.

  1. Remove machine from packaging: Lift machine by base, not handwheel.
  2. Attach extension table: Slide onto free arm until it clicks into place.
  3. Install foot pedal: Connect to machine port, place on floor.
  4. Connect power: Plug power cord into machine, then into 120V outlet.
  5. Install needle: Loosen needle clamp screw, insert needle with flat side to back.

WARNING! Machine is heavy; use both hands when lifting. Keep fingers clear of needle area during setup.

First-Time Operation

Power on machine; follow initial setup steps.

  1. Thread machine: Follow threading path marked on machine; use automatic needle threader.
  2. Wind bobbin: Place thread on spool pin, guide through bobbin winder tension disc.
  3. Insert bobbin: Drop bobbin into case with thread unwinding counterclockwise.
  4. Select stitch: Turn stitch selection dial to desired pattern.
  5. Test sew: Use scrap fabric to check tension and stitch formation.

CAUTION! Always turn power off when threading or changing needle. Keep hands away from moving parts.

Specifications

Controls and Functions

Control Panel: Stitch selection dial, stitch length dial, stitch width dial, reverse stitch button, thread cutter button.

Main Controls: Power switch, speed control slider, automatic needle threader lever, handwheel, presser foot lifter.

Stitch Settings: Select stitch pattern with dial. Adjust length (0-4mm) and width (0-5mm) with respective dials. Use reverse button to secure stitches. Thread cutter conveniently located on front. Automatic needle threader: Push lever down to thread needle automatically.

Stitch Selection and Settings

Select from 100 built-in stitches using pattern chart on machine.

  1. Turn stitch selection dial to desired pattern number.
  2. Adjust stitch length: Turn length dial (higher number = longer stitch).
  3. Adjust stitch width: Turn width dial (for zigzag and decorative stitches).
  4. Test on scrap fabric before sewing project.
  5. Use reverse stitch at beginning and end to secure.

Tip: Refer to stitch guide for recommended settings for different fabrics.

Threading and Bobbin Winding

Proper threading ensures smooth operation.

  1. Raise needle to highest position using handwheel.
  2. Place thread spool on spool pin.
    3. 3. Follow threading path: Through thread guides, tension discs, take-up lever.
  3. Use automatic needle threader: Push lever down, hook thread through needle eye.
  4. Wind bobbin: Place empty bobbin on winder, guide thread through tension disc, press foot pedal.
  5. Insert bobbin: Drop into case with thread unwinding counterclockwise, pull thread through slot.

WARNING! Always raise presser foot when threading. Ensure bobbin is properly seated.

Maintenance and Cleaning

Regular maintenance ensures optimal performance.

  1. Unplug machine before cleaning.
  2. Remove needle plate: Use screwdriver to access bobbin area.
  3. Clean lint: Use small brush to remove lint from bobbin case and feed dogs.
  4. Oil sparingly: Use only sewing machine oil on designated points (refer to diagram).
  5. Replace needle regularly: Every 8-10 hours of sewing or with new project.

CAUTION! Never use compressed air; it can force lint deeper. Do not oil plastic parts.

Regulatory Information

UL Listed: Complies with UL safety standards. FCC Part 15: Class B digital device; complies with interference limits. Copyright © Singer Manufacturing Company. For support, visit www.singer.com or contact 1-800-4-SINGER. Made for household use.

Troubleshooting

SymptomPossible CauseCorrective Action
Machine won't startPower connectionCheck power cord is plugged in; ensure power switch is on.
Thread bunching underneathIncorrect threading/bobbinRe-thread top and bobbin; ensure bobbin inserted correctly.
Skipped stitchesNeedle issuesReplace needle; ensure correct type and size for fabric.
Uneven stitchesTension problemsCheck threading; clean tension discs; adjust tension dial.
Machine jamsLint buildup/thread tangleUnplug, remove needle plate, clean bobbin area, remove tangled thread.
Needle breaksWrong needle/fabric pullUse correct needle type; don't pull fabric while sewing.
Automatic needle threader not workingNeedle positionRaise needle to highest position; ensure thread is in hook.

Reset: Turn power off and on to reset computerized functions.

Service: 1-800-4-SINGER; www.singer.com for authorized service centers.

Singer C7220 Sewing Machine Manual © - All Rights Reserved 2025