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Pfaff 645F Support Question

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Question posted by mariea1886 on June 30th, 2020

What Size And Type Of Belt Do I Need For My Pfaff 645f?

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Request from elia39 on September 8th, 2020 10:35 AM
HI Appreciate your answer...also do you know where i can get infor on how to replace the belt on Pfaff 645f ? thanx

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Answer #1: Posted by INIMITABLE on June 30th, 2020 11:32 AM
This answer was accepted by the poster of the original question.
INIMITABLE

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Industrial Sewing Machine Clutch Motor V-belt Size 42 ".


I hope this is helpful? PLEASE "ACCEPT" and mark it "HELPFUL" to complement my little effort. Hope to bring you more detailed answers

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Related Pfaff 645F Manual Pages

Owner's Manual - Page 1

MODEL I SZA-645F C S. 1 / I -1 pI It * - -- *0 - - :- 4 4aç t -t : C I INSTRUCTIONS for the use and maintenance of your sewing machine
Owner's Manual - Page 2

Be careful when sewing that your fingerswill not be injured by the needle. 2. Make sure you pull out the power cord plug whenever you want to change needle, sewing foot, bobbin or needle plate, when you clean and oil the machine, or when you have to use only a 15-watt light bulb in the sewing lamp. j SOME SAFETY RULES 1. Be sure to interrupt sewing and leave the machine for a while. 3.
Owner's Manual - Page 3

... Threads 4 Ball Point Needles 5 Changing Needle 5 Changing Presser Foot 6 Threading Machine 6 Winding Bobbin 7 Bobbin Winder Stop 7 Threading Removing Upper Thread Bobbin Case ... of of Upper Lower Thread Thread 12 13 14 Fabric Feed 14 Sewing Light And Light Switch 15 ThaTOrotpefRroaertmioMonvakeoinfTghTehDeiWffMeorraekcnhtinTeypes of Seam Staystitching Zig-zag Stitching...
Owner's Manual - Page 6

... 37 20. Presser foot lever 32. Bed plate 36. Presser foot 35. Spool pins 21. Main switch 26. Bobbin winder guide 29. Machine body plate 37. Hand wheel 25. Machine cover -2- Presser bar 33. Presser foot thumb screw 34. Stop motion knob 24. Socket 28. Bobbin winder 22. Bobbin winder stop 23...
Owner's Manual - Page 7

Buttonhole foot 9. Cloth guide -3- Zipper foot 6. Straight stitch foot 7. Stretch stitch foot 8. Quilting attachment 11. 2 Screwdrivers 12. Button sewing foot 10. Accessories I 4 7 rz 14(f)t 2 L14 3 8 9 10 11 1. 3 Bobbins 2. 3 Needles (Size 14) 3. 1 Double needle (Size 14) 4. 2 Felt pads (for spool pins) 5.
Owner's Manual - Page 8

... right side of extension plate. To open the accessory box, pull the right side of extension plate toward you can use it for flat bed sewing machine. • In case of handle, and pick its up by another hand. -4- HANDLE Push the end of removing the extension plate, you . ACCESSORY BOX Accessories...
Owner's Manual - Page 9

...canvas, upholstery and drapery fabrics Use only No. 15 x 1 (705) needles in this machine. • Always use same type and size of thread in size 9, 11, 14, and 16. -5-- Chemical finishes and man-made fibers blunt the needle faster... or tightly woven fabrics, and to sew knits and stretch fabrics. The correct needle size is skipping stitches, replace the needle before looking for top-
Owner's Manual - Page 14

... on case points up through hole in place until needle moves down . Turn hand wheel toward you begin sewing, pull both threads out about 15 cm and place under presser foot toward rear of machine. 10- - INSERTING BOBBIN CASE Be sure that 15 cm of thread extends out of needle when you...
Owner's Manual - Page 15

...illustrates the settings for straight stitch, zigzag, and 7 additional stretch and decorative stitches, plus a button hole. NOTE: When sewing decorative stitches, the stitch width lever can produce a easy-to-use stitch pattern variety of the stitch. The setting at the... double needle symbol. NOTE: Before selecting one on stitch indication of the machine, select the different stitches.
Owner's Manual - Page 16

... be set stitch length dial at 5 position (max), the length of stitch. Release button and machine will immediately start feeding backwards. Fabric will resume normal forward stitching. In case of stitch is going...ward, the length of setting the stitch length dial at 0 position, machine does not feed fabrics. STITCH LENGTH Stitch length dial regulates the length of stitch will be maximum...
Owner's Manual - Page 17

... turning dial on front of layers. The wider the zig-zag, the less tension needed. However, you sew by turning dial down-ward. Correct tension: needle and bobbin threads are locked in center of dif ferent thicknesses. Your machine, has been set at the factory for even thread tension at 6 setting. Use 3 setting...
Owner's Manual - Page 19

... pushing it again. When the main switch is on buttons, depress plate ( )down . For darning, embroidering and sewing on , the light is located directly over the needle so as to its highest position. FABRiC FEED The Fabric Feed...the main switch on the right side of the shuttle. TO START SEWING Your machine has a main switch on by depressing the fabric feed plate located at the right of the...
Owner's Manual - Page 20

CHART FOR MAKING DIFFERENT TYPES OF STITCHES Straight stitching Zig-zag stitching ree Adjust as needed çç Full zig-zag stitching Super zig-zag stitching Buttonhole sewing 3 42 1 ii:i Double needle sewing Em broide ring and darning NOTE: Before selecting one of the super zigzag stitches (underlined in Yellow on stitch indication panel), first...
Owner's Manual - Page 21

...foot and lower presser foot onto the fabric. TO REMOVE THE WORK Stop stitching. (A), (B) OPERATION OF THE MACHINE Raise the presser foot (33) by hand to raise the take-up lever (4) to its highest point. ...The thread cutter is at the back of the fabric by hand in the direction you want to sew. Turn the hand wheel (23) toward you until the needle enters the fabric and you by lifting ...
Owner's Manual - Page 23

... and turn fabric using the straight stitch foot, be sure stitch pattern knob is the most usual type of seams by backstitching to your fabric. Lower presser foot and continue stitching in fabric. STRAIGHT STITCHING Machine Setting - 1 Presser foot Stitch pattern STRAIGHT STITCH Umit lever ] Stitch length Fabric feed Straight stitch zig...
Owner's Manual - Page 26

Tighten upper thread tension so stitches will continue sewing in fabric, forming a scalloped edge. Stitch along folded edge. Use for lingerie ...The wider the stitch, the looser the tension. 22 - - Bartacks Use to 0, machine will not feed but will pull in one spot. Place edge of pockets, belt loops, zipper openings, and lingerie straps. Set limit lever at double needle symbol or ...
Owner's Manual - Page 36

... through buttons on top of first one hole and then the other. Place a straight pin or sewing machine needle on coats and jackets should have a thread shank to 6 stitches. Then turn stitch pattern knob to and sew 5 to make them stand away from the fabric. Pull thread to back of button and wind...
Owner's Manual - Page 37

... ride easily over the buttonhole stitching. • Loosen upper tension. • When sewing buttonholes on knits or loosely woven fabrics, use a piece of interfacing between fabric and... BUTTONHOLES 0 Machine Setting Presser foot Stitch pattern Buttonhole 3421 ] Limit lever Adjust as needed Stitch length Fabric feed I Bu Buttonhole Markings Buttonhole Stitching Your machine has a ...
Owner's Manual - Page 43

... rows of stitches on a scrap of material to be sure that you start sewing. OILING Your machine needs to be oiled once every week if used for a period of time, oil before you do not give the machine too much oil which will only run out and spot your fabric. Also wipe off any...
Owner's Manual - Page 45

...set at 0 • fabric feed on ( ) 9. MACHINE WILL NOT SEW • cord not plugged into outlet • cord ...machine needs oiling • stop motion knob not tightened • motor belt too loose or broken 43 - - FABRIC PUCKERS • bent or blunt needle • upper thread tension too tight • both upper and lower tensions too tight • using two different sizes...

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