Indledning
This manual provides essential instructions for the safe and efficient operation, maintenance, and troubleshooting of your SINGER Heavy Duty 6620C Computerized Sewing Machine. Please read this manual thoroughly before using the machine to ensure optimal performance and longevity.
Vigtige sikkerhedsinstruktioner
Når du bruger et elektrisk apparat, skal grundlæggende sikkerhedsforanstaltninger altid følges, herunder følgende:
- Tag altid stikket ud af symaskinen umiddelbart efter brug og før rengøring.
- Må ikke bruges som legetøj. Omhyggelig opmærksomhed er nødvendig, når dette apparat bruges af eller i nærheden af børn.
- Brug kun dette apparat til dets tilsigtede brug som beskrevet i denne vejledning.
- Brug aldrig dette apparat, hvis det har en beskadiget ledning eller et stik, hvis det ikke fungerer korrekt, eller hvis det er faldet eller beskadiget.
- Tab eller indsæt aldrig nogen genstand i nogen åbning.
- Må ikke bruges udendørs.
- Må ikke anvendes, hvor der anvendes aerosolprodukter (spray), eller hvor der indgives ilt.
- For at afbryde skal du dreje alle knapper til slukket position, og derefter tage stikket ud af stikkontakten.
- Always unplug the machine when making any adjustments in the needle area, such as threading the machine, changing the needle, changing the bobbin, or changing the presser foot.
Opsætning
Udpakning og placering
Carefully remove the machine from its packaging. Place the machine on a stable, flat surface. Ensure adequate lighting for your workspace.
Connecting Power and Foot Control
Locate the power cord and foot control. Plug the power cord into the machine's power input and then into a suitable electrical outlet. Connect the foot control to its designated port on the machine.
Video: SINGER C5200 Series - Introduction and Machine Tour. This video demonstrates the basic setup and overview of a similar SINGER sewing machine model, including power and foot control connections.
Opvikling af spolen
The SINGER 6620C features a top drop-in bobbin system. To wind a new bobbin:
- Placer din trådspole på spoleholderen.
- Før tråden gennem spolespændingsskiven.
- Placer en tom spole på spoleoprulningsspindlen.
- Skub spoleoprulningsspindlen til højre.
- Hold the thread end and gently press the foot control to start winding. The machine will stop automatically when the bobbin is full.
Video: SINGER C5200 Series - Introduction and Machine Tour. This video includes a demonstration of bobbin winding for a similar SINGER model.
Trådning af maskinen
The SINGER 6620C features an automatic needle threader for convenience.
- Løft trykfodsløfteren.
- Place the thread spool on the main spool pin.
- Følg den nummererede trådningssti, der er angivet på maskinen, og sørg for, at tråden passerer gennem alle føringsskinner og trådgiveren.
- Sænk trykfoden.
- Use the automatic needle threader to thread the needle effortlessly.
- Sæt den opviklede spole i spolehuset, og sørg for, at tråden føres korrekt gennem spændingsfjederen.
- Luk spoledækslet.
Video: SINGER C5200 Series - Introduction and Machine Tour. This video demonstrates the threading process for a similar SINGER model.
Betjening af din symaskine
Valg af sømme
The SINGER 6620C offers 215 stitch applications. Use the touch-button controls and LCD screen to select your desired stitch. The LCD screen will display the stitch number, width, and length, along with recommended presser foot.

Image: Close-up of the SINGER 6620C's LCD screen and touch-button controls for stitch selection and adjustment.
Justering af stinglængde og -bredde
Adjust stitch length and width using the dedicated touch buttons next to the LCD screen. Refer to the stitch chart on the machine for optimal settings for each stitch type.
Sewing with the Reverse Lever
To reinforce stitches at the beginning and end of a seam, press and hold the reverse lever while sewing. The machine will sew backward as long as the lever is held down.
Brug af friarmen
To access the free arm, slide off the removable accessory storage compartment. The free arm is ideal for sewing cylindrical items such as cuffs, collars, and pant hems.

Image: The SINGER 6620C sewing machine with its accessory storage box detached, revealing the free arm for sewing cuffs and other small, circular items.
Justering af trykfodstryk
The presser foot pressure adjustment knob allows you to fine-tune the pressure on your fabric. Reduce pressure for delicate fabrics and increase it for thicker materials to ensure even feeding.

Image: Close-up of the adjustable presser foot pressure dial on the SINGER 6620C, allowing users to customize pressure for various fabric types.
Video: SINGER Heavy Duty 6620C. This video provides a general overview of the SINGER 6620C's features and operation.
Opretholdelse
Rengøring af spoleområdet
Regularly clean the bobbin area to remove lint and thread buildup. Open the bobbin cover, remove the bobbin and bobbin case, and use the provided brush to clear any debris. This prevents thread jams and ensures smooth operation.
Skift af nåle
Always use the correct needle type and size for your fabric. To change the needle, loosen the needle clamp screw, remove the old needle, insert the new needle with the flat side facing the back, and tighten the screw securely.
Generel rengøring
Tør maskinens yderside af med en blød, tør klud. Undgå at bruge skrappe kemikalier eller slibende rengøringsmidler.
Fejlfinding
Fælles problemer og løsninger
- Oversprungne sømme: Ensure the needle is inserted correctly and is not bent. Use the appropriate needle type for your fabric. Re-thread the machine completely.
- Trådbrud: Check for correct threading, proper tension settings, and ensure the needle is not dull or bent. Use quality thread.
- Stofblokering: Verify that the presser foot is lowered before sewing. Clean the bobbin area for any lint buildup.
- Ujævne sting: Adjust the tension settings for both upper and bobbin threads. Ensure consistent fabric feeding.
Specifikationer
| Feature | Detalje |
|---|---|
| Modelnummer | 6620C |
| Stingapplikationer | 215 |
| Stitches Per Minute | Op til 1100 |
| Rammemateriale | Kraftigt metal |
| Spoletype | Top Drop-in |
| Nåletråder | Automatisk |
| Vise | LCD skærm |
| Produktdimensioner | 17.3 x 7.5 x 10.9 tommer |
| Varens vægt | 16.24 pund |
| Inkluderet tilbehør | 9 presser feet, bobbins, needles, seam ripper, soft cover, etc. |
Garanti og support
For garantioplysninger, produktregistrering og yderligere support, besøg venligst den officielle SINGER website or contact customer service. A free beginner's machine class is also available upon product registration.





