Challenge 22 Sewing Machine Manual

The Challenge 22 Sewing Machine is a versatile mechanical sewing machine with 22 built-in stitches, adjustable stitch length and width, built-in needle threader, top drop-in bobbin system, free arm capability, built-in LED light, adjustable presser foot pressure, and reverse stitching function. Powered by 120V AC, 60Hz. Below are key sections for safety, features, setup, operation, maintenance, and troubleshooting.

Features at a Glance

Key components: Mechanical sewing machine with 22 stitches, built-in needle threader, free arm, LED work light, accessory storage.

Unpacking and Setup

Carefully unpack and inspect all components. Place on stable, level surface.

1. Remove machine from packaging: Lift machine by base, not handwheel.
2. Install foot controller: Plug into machine port, place on floor.
3. Connect power: Plug power cord into machine and wall outlet.
4. Install needle: Loosen needle clamp screw, insert needle with flat side to back.
5. Attach presser foot: Lower presser foot lever, snap foot into place.

WARNING! Machine is heavy; lift with care using both hands. Keep fingers away from needle area during setup.

First-Time Operation

Before first use, complete basic setup and threading.

1. Wind bobbin: Place thread on spool pin, guide through tension, wind bobbin.
2. Insert bobbin: Drop bobbin into case with thread clockwise.
3. Thread upper thread: Follow numbered threading guide on machine.
4. Select stitch: Turn stitch selector dial to desired pattern.
5. Test sew: Use scrap fabric to test stitch and tension settings.

CAUTION! Always turn power off when threading needle or changing accessories.

Specifications

• Stitches: 22 built-in stitches
• Stitch Length: 0-4mm adjustable
• Stitch Width: 0-5mm adjustable
• Max Sewing Speed: 800 stitches per minute
• Buttonhole: 4-step built-in
• Bobbin: Top drop-in system
• Needle System: HA-1, 15x1
• Presser Feet: 4 included (zigzag, zipper, buttonhole, button sewing)
• Power Requirements: 120V AC, 60Hz
• Machine Weight: 12.5 lbs (5.7 kg)

Controls and Settings

Main controls located on front and side of machine.

Front Panel: Stitch selector dial, stitch length dial, stitch width dial, reverse lever, power/light switch.

Stitch Selection: Turn dial to select from 22 stitches (straight, zigzag, stretch, decorative). Stitch Length: Control from 0 (darning) to 4mm (basting). Stitch Width: Adjust zigzag and decorative stitch width. Reverse: Hold lever for backstitching. Tension: Upper thread tension dial (0-9). Presser Foot Pressure: Adjust for light/heavy fabrics.

Stitch Selection Guide

Reference guide for stitch applications and settings.

1. Straight Stitch (1-3): General sewing, length 2.0-2.5mm
2. Zigzag Stitch (4-6): Overcasting, applique, width 3-4mm
3. Stretch Stitches (7-9): Knits and stretch fabrics
4. Decorative Stitches (10-18): Embellishment and trim
5. Blind Hem (19): Nearly invisible hemming
6. Buttonhole (20-22): 4-step buttonhole for various sizes

Tip: Always test stitch on fabric scrap before starting project.

Threading and Bobbin

Proper threading ensures smooth operation.

1. Upper Threading: Follow numbered guide - spool pin, thread guides, tension discs, take-up lever, needle.
2. Needle Threading: Use built-in threader - lower lever, hook thread, release lever.
3. Bobbin Winding: Disengage clutch, place thread on spool, wind bobbin evenly.
4. Bobbin Insertion: Drop bobbin in case, pull thread through slot and under tension spring.
5. Bring Up Bobbin Thread: Hold upper thread, turn handwheel toward you.

WARNING! Ensure presser foot is raised when threading upper thread.

Maintenance & Cleaning

Regular maintenance ensures optimal performance.

1. Daily: Remove lint from bobbin area and feed dogs.
2. Weekly: Oil hook race and moving parts (use sewing machine oil only).
3. Monthly: Check needle for burrs, replace if damaged.
4. Storage: Cover machine when not in use, store in dry area.

CAUTION! Unplug machine before cleaning or maintenance. Use only sewing machine oil.

Accessories

Included accessories and their uses.

Safety Information

Important safety precautions for machine operation.

• Always unplug machine when not in use or during maintenance
• Keep fingers away from moving needle and presser foot
• Do not pull or push fabric - let feed dogs move it
• Use proper needle size and type for fabric
• Disconnect power immediately if machine malfunctions
• Keep work area well-lit and free of obstructions
• Do not use damaged power cords or accessories

Troubleshooting

Service: For technical support, contact 1-800-555-SEWING or visit www.challenge-sewing.com