Brother EX 660 Sewing Machine Manual

The Brother EX 660 is a versatile electronic sewing machine featuring 60 built-in stitches, automatic needle threader, drop-in bobbin system, LCD display, adjustable sewing speed, built-in buttonhole styles, free arm capability, and multiple presser feet. Designed for home sewing enthusiasts, it offers easy operation with computerized controls for various sewing projects. 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 Settings 6. Stitch Selection 7. Threading and Bobbin 8. Maintenance 9. Accessories 10. Warranty Information 11. Troubleshooting

Features at a Glance

Key components: LCD display, stitch selection dial, automatic needle threader, drop-in bobbin system, free arm, multiple presser feet, foot controller, accessory compartment.

Feature	Description
Built-in Stitches	60 stitches including utility, decorative, and stretch
Automatic Needle Threader	Easy threading with push-button mechanism
Drop-in Bobbin System	Top-loading bobbin with clear cover
LCD Display	Shows selected stitch and settings
Adjustable Sewing Speed	Speed control slider for precision work
Built-in Buttonhole Styles	One-step automatic buttonholes
Free Arm Capability	Removable extension table for cylindrical sewing
Automatic Thread Cutter	Built-in thread cutting function
Needle Up/Down Position	Programmable needle position
Presser Feet	Includes zigzag, buttonhole, zipper, and blind hem feet

Unpacking and Setup

Unpack all components and inspect for damage. Place on stable surface.

Remove machine from packaging: Lift by carrying handle, not by accessories.
Attach extension table: Slide into position until it clicks.
Install foot controller: Plug into machine port.
Connect power: Plug power cord into machine and wall outlet.
Install needle: Loosen needle clamp screw, insert needle with flat side to back.

WARNING! Machine is heavy; use proper lifting technique. Ensure stable work surface.

First-Time Operation

Power on machine; follow initial setup procedure.

Thread machine: Follow threading path indicated on machine.
Wind bobbin: Place empty bobbin on winder, thread through tension disc.
Insert bobbin: Drop bobbin into case with thread clockwise.
Select stitch: Turn stitch selection dial to desired pattern.
Test sew: Use scrap fabric to test stitch quality and tension.
Adjust settings: Use LCD display to modify stitch length and width.

CAUTION! Keep fingers away from needle area during operation.

Specifications

Stitches: 60 built-in stitches
Buttonholes: 7 one-step automatic styles
Max Sewing Speed: 850 stitches per minute
Needle Positions: Left, center, right
Stitch Length: Adjustable up to 5mm
Stitch Width: Adjustable up to 7mm
Presser Feet: 6 included feet
Bobbin: Class 15 transparent bobbin
Power Supply: 110V, 60Hz
Weight: 15.4 lbs (7 kg)

Controls and Settings

Access functions via control panel and LCD display. Main Controls: Power switch, stitch selection dial, reverse stitch button, thread cutter button.

LCD Display: Shows selected stitch number, recommended foot, stitch length/width settings. Stitch Settings: Length (0-5mm), Width (0-7mm), Mirror image, Memory function. Utility Functions: Auto thread cutter, needle up/down, speed control slider.

Stitch Selection

Turn stitch selection dial to choose from 60 built-in stitches.

Utility Stitches: Straight, zigzag, stretch stitches (1-20)
Decorative Stitches: Ornamental patterns (21-45)
Quilting Stitches: Special quilting patterns (46-55)
Buttonhole Stitches: 7 one-step automatic buttonholes (56-62)
Memory Function: Store frequently used stitch combinations

Tip: Refer to stitch chart for recommended applications and settings.

Threading and Bobbin

Proper threading ensures optimal stitch quality.

Raise presser foot and needle to highest position.
Follow numbered threading path from spool pin to needle.
Use automatic needle threader: Push lever down and hook thread.
Wind bobbin: Place spool on pin, thread through tension, press pedal.
Insert bobbin: Drop into case, pull thread through slot.
Bring up bobbin thread: Hold needle thread, turn handwheel.

WARNING! Always thread with presser foot raised for proper tension.

Maintenance

Regular maintenance ensures long machine life.

Cleaning: Remove lint from bobbin area and feed dogs regularly.
Oiling: Apply sewing machine oil to hook race as needed.
Needle Replacement: Change needle every 8-10 hours of sewing.
Storage: Cover machine when not in use to prevent dust accumulation.

CAUTION! Unplug machine before cleaning or maintenance.

Accessories

Standard accessories included with Brother EX 660:

Zigzag Foot (on machine)
Buttonhole Foot
Zipper Foot
Blind Stitch Foot
Button Sewing Foot
Overcasting Foot
Walking Foot (optional)
Quilting Foot (optional)
Additional needles (various types)
Bobbins (4 included)
Seam ripper/Lint brush
Screwdriver

Warranty Information

Brother International Corporation provides limited warranty: 25 years for electronic components, 5 years for mechanical parts, 1 year for labor. Warranty covers defects in materials and workmanship. Registration required within 10 days of purchase. For service, contact authorized Brother service centers. Keep original receipt as proof of purchase.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Needle breaks	Wrong needle size/type	Use correct needle for fabric; ensure properly inserted
Thread bunching	Incorrect threading/tension	Re-thread completely; check bobbin threading
Machine won't start	Power connection/foot control	Check power cord; ensure foot controller plugged in
Uneven stitches	Tension issues	Adjust upper tension; clean tension discs
Fabric not feeding	Feed dogs lowered	Raise feed dogs; check presser foot pressure
Buttonhole issues	Wrong foot/fabric stabilizer	Use buttonhole foot; add stabilizer for stretch fabrics

Reset: Turn machine off and on to reset computer functions.

Service: 1-877-276-8437; www.brother-usa.com