ແນະນຳ
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.
ຄໍາແນະນໍາຄວາມປອດໄພທີ່ສໍາຄັນ
ເມື່ອໃຊ້ເຄື່ອງໃຊ້ໄຟຟ້າ, ຄວນລະວັງຄວາມປອດໄພຂັ້ນພື້ນຖານສະເໝີ, ລວມທັງສິ່ງຕໍ່ໄປນີ້:
- Always unplug the sewing machine from the electrical outlet immediately after using and before cleaning.
- ຫ້າມບໍ່ໃຫ້ໃຊ້ເປັນເຄື່ອງຫຼິ້ນ. ການເອົາໃຈໃສ່ຢ່າງໃກ້ຊິດແມ່ນມີຄວາມຈໍາເປັນໃນເວລາທີ່ເຄື່ອງໃຊ້ນີ້ຖືກນໍາໃຊ້ໂດຍຫຼືຢູ່ໃກ້ກັບເດັກນ້ອຍ.
- ໃຊ້ເຄື່ອງໃຊ້ນີ້ສໍາລັບການນໍາໃຊ້ທີ່ຕັ້ງໃຈທີ່ໄດ້ອະທິບາຍໄວ້ໃນຄູ່ມືນີ້.
- ຢ່າປະຕິບັດເຄື່ອງໄຟຟ້າດັ່ງກ່າວຢ່າງເດັດຂາດຖ້າມັນມີສາຍເຊືອກຫລືສຽບ, ຖ້າມັນເຮັດວຽກບໍ່ຖືກຕ້ອງ, ຫຼືວ່າມັນຖືກຫຼຸດລົງຫລືເສຍຫາຍ.
- ຫ້າມຖິ້ມ ຫຼືໃສ່ວັດຖຸໃດນຶ່ງໃສ່ບ່ອນເປີດໃດໆ.
- ຢ່າໃຊ້ນອກ.
- ຢ່າປະຕິບັດບ່ອນທີ່ຜະລິດຕະພັນ aerosol (ສີດ) ຖືກໃຊ້ຫຼືບ່ອນທີ່ອົກຊີຖືກປະຕິບັດ.
- ເພື່ອຕັດການເຊື່ອມຕໍ່, ຫັນການຄວບຄຸມທັງຫມົດໄປຫາຕໍາແຫນ່ງປິດ, ຫຼັງຈາກນັ້ນເອົາປລັກອອກຈາກເຕົ້າສຽບ.
- 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.
ຕັ້ງຄ່າ
ການຫຸ້ມຫໍ່ແລະການຈັດວາງ
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.
Winding Bobbin ໄດ້
The SINGER 6620C features a top drop-in bobbin system. To wind a new bobbin:
- ວາງຫຼອດດ້າຍຂອງທ່ານໃສ່ເຂັມຫຼອດດ້າຍ.
- ນຳພາເສັ້ນດ້າຍຜ່ານແຜ່ນດຶງຂອງກະບອກມ້ວນ.
- ວາງກະບອກເປົ່າໃສ່ກັບແກນມ້ວນກະບອກ.
- Push the bobbin winding spindle to the right.
- 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.
ການຖົມເຄື່ອງ
The SINGER 6620C features an automatic needle threader for convenience.
- ຍົກເຄື່ອງຕີຕີນ.
- Place the thread spool on the main spool pin.
- ປະຕິບັດຕາມເສັ້ນທາງເກຍທີ່ມີຕົວເລກທີ່ລະບຸໄວ້ໃນເຄື່ອງ, ຮັບປະກັນວ່າເກຍຜ່ານຕົວນຳທັງໝົດ ແລະ ຄານຍົກ.
- ຫຼຸດລົງຕີນກົດ.
- Use the automatic needle threader to thread the needle effortlessly.
- Insert the wound bobbin into the bobbin case, ensuring the thread feeds correctly through the tension spring.
- ປິດຝາປິດກະບອກມ້ວນ.
Video: SINGER C5200 Series - Introduction and Machine Tour. This video demonstrates the threading process for a similar SINGER model.
ການໃຊ້ເຄື່ອງຈັກຫຍິບຂອງທ່ານ
ການເລືອກ Stitches
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.
ການປັບຄວາມຍາວ ແລະ ຄວາມກວ້າງຂອງຮອຍຕໍ່
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.
ການໃຊ້ແຂນເສລີ
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.
ປັບຄວາມກົດດັນຕີນ Presser
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.
ບໍາລຸງຮັກສາ
ທໍາຄວາມສະອາດພື້ນທີ່ Bobbin
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.
ການປ່ຽນເຂັມ
Always use the correct needle type and size for your fabric. To change the needle, loosen the needle clamp ຂັນສະກູ, ເອົາເຂັມເກົ່າອອກ, ໃສ່ເຂັມໃໝ່ໂດຍໃຫ້ດ້ານຮາບພຽງຫັນໄປທາງຫຼັງ, ແລະ ຂັນສະກູໃຫ້ແໜ້ນ.
ທໍາຄວາມສະອາດທົ່ວໄປ
Wipe down the exterior of the machine with a soft, dry cloth. Avoid using harsh chemicals or abrasive cleaners.
ການແກ້ໄຂບັນຫາ
ບັນຫາທົ່ວໄປແລະການແກ້ໄຂ
- ຂ້າມ Stitches: Ensure the needle is inserted correctly and is not bent. Use the appropriate needle type for your fabric. Re-thread the machine completely.
- ການແຕກຫັກຂອງເສັ້ນດ້າຍ: Check for correct threading, proper tension settings, and ensure the needle is not dull or bent. Use quality thread.
- ການຕິດຂັດຂອງຜ້າ: Verify that the presser foot is lowered before sewing. Clean the bobbin area for any lint buildup.
- ຮອຍຕໍ່ທີ່ບໍ່ສະເໝີກັນ: Adjust the tension settings for both upper and bobbin threads. Ensure consistent fabric feeding.
ຂໍ້ມູນຈໍາເພາະ
| ຄຸນສົມບັດ | ລາຍລະອຽດ |
|---|---|
| ໝາຍເລກຕົວແບບ | 6620C |
| ແອັບພລິເຄຊັນ Stitch | 215 |
| Stitches Per Minute | ເຖິງ 1100 |
| ວັດສະດຸກອບ | ໂລຫະໜັກ |
| ປະເພດ Bobbin | ຕົວເລືອກຍອດນິຍົມ |
| Threader ເຂັມ | ອັດຕະໂນມັດ |
| ຈໍສະແດງຜົນ | ຈໍ LCD |
| ຂະໜາດສິນຄ້າ | 17.3 x 7.5 x 10.9 ນິ້ວ |
| ນ້ໍາຫນັກລາຍການ | 16.24 ປອນ |
| ລວມອຸປະກອນເສີມ | 9 presser feet, bobbins, needles, seam ripper, soft cover, etc. |
ການຮັບປະກັນແລະການສະຫນັບສະຫນູນ
For warranty information, product registration, and additional support, please visit the official SINGER website or contact customer service. A free beginner's machine class is also available upon product registration.





