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Question posted by virginialj on September 20th, 2020

Thread Stripping Discs

what are thread stripping discs used for

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Answer #1: Posted by Troubleshooter101 on September 20th, 2020 10:05 PM

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The thread unreeling disc (in the accessory box) is used for small spools/spools with notched or rough ends. Place the spool on the spool pin 35. Place the thread unreeling disc on top of the spool. Make sure the spool disc 37 is used under the spool.

http://www.pfaff.com/SiteMedia/PFAFF/Products/Machines/Support-manuals/coverstyle_4850-manual-EN.pdf

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Related Pfaff hobbylock 774 Manual Pages

Owner's Manual - Page 2

...11 g. Adjusting the stitch length 15 c. Replacing the lower knife 18 f. Incorrect thread tension and how to obseave during sewing 13 i. 3-thread overedge seam 14 D. Parts names 2 B. Threading procedure 6 C. Operating the machine 9 a. Turning on / off the lamp 4 e. Sewing problems and solutions 20 Some adjustments / Maintenance 15 a. Replacing the upper knife...

Owner's Manual - Page 4

... Stitch length Presser foot Presser foot lift Needle Number of threads Lubrication Dimentions Net weight 1 300 s.p.m. 35mm (standard) 1.0 5.0mm Hinged 5mm 130/705H No.75- No.90 4 Manual 278(W) x 264(D) >< 310(H) 7Kg Brush for dusting Roll hemming presser foot Upper knife Thread stripping discs (4 pcs.) Oiler • Looper mechanism Needle • Controller Dust cover...

Owner's Manual - Page 5

... switched on and off by switching off the machine, sewing light is turned on the pedal. To stop the machine, lift your foot lightly on and by the master switch located right side of your foot from the pedal. b. Preparation This machine must be used on the machine as shown in the illustration, then connect the...

Owner's Manual - Page 6

Apply just one or two drops of oil to use a good quality sewing machine oil. When oiling always be sure to the areas indicated. 5 e. Lubrication The bushings and other important parts are made from special materials and only require lubrication once or twice a month.

Owner's Manual - Page 7

... the side cover, push it immediately aligns above the thread reel bar pins. 4. To close securely. g. ff7 \ 6 f. Ensure that it to make threading easier. Threading must be done carefully in accord ance with the threading procedure in order to the right, swing it down towards the machine until it will assist you . 3. Opening and closing...

Owner's Manual - Page 9

... initial stage, (before commencing to avoid any breakage of thread that the correct results are used with caution until you are satisfied that different coloured threads are achieved. 8 Leave surplus thread about 5 cm (about 2") needle eyes. Be careful when passing these threads through the machine, so as to sew) that the tension balance is not taken. Once...

Owner's Manual - Page 10

C. OPerating the machine a. Procedure 1. By refering to make a test sewing before actual operation. Test sewing After threading, be adjusted accordingly. Hold the 4 threads by your right hand. b. Dial chart for thread tension adjustment Thread Fabrics Thread L.needle Rneedle R.looper Lkioper Dial for Dial for Dial for L.needle Rneedle R.looper Dial for L.looper Presser toot Broad...

Owner's Manual - Page 11

....80 Cotton No.60-100 Silk No.50-100 Synthetic thread No.60-80 Cotton No.40-60 Silk No.40-60 Polyester thread No.30-SO Polyester thread No.50-80 Synthetic thread No.60-80 Woolly_nylon Polyester thread No.80-100 Synthetic thread No.80-100 Woolly nylon Stitch l.ngth 3.0 to 4. 0mm 3.0 to 4.0mm...

Owner's Manual - Page 12

Incorrect thread tension and how to adjust 1. f. The sketch shows the right looper thread tension is too loose. 3. The sketch shows the right needle thread tension is too loose. 4. The sketch shows the left looper thread tension is too loose. 2. The sketch shows the left needle thread tension is too loose. 11

Owner's Manual - Page 13

... foot. Raice the presser foot and then push up the small lever. g. The foot for normal sewing can be achieved. 1 . With the presser foot still raised, place the roll hemming foot under the... taken off. 2. By following this instruction, very good sewing results can then be engaged. • Correct thread tension of roll hemming Top side Narrow hemming 12 Top side Fold-over hemming...

Owner's Manual - Page 14

...; Place the fabric under the cutter and lower the foot before commencing to sew. • Then slowly sew the first few stitches, the fabric will sew from fine to avoid the possibility of fabric can be used to pull the thread chain into the seam. • To prevent unravelling of the seam then cut the...

Owner's Manual - Page 15

... 7 mm. (Standard seam width is 3.5 mm). Use the right hand needle thread and right & left looper thread. 3. Remove the right hand needle. 2. El Iii Ii 14 For wide seam sewing. 1. Wide seam Use left hand needle. 2. Threading procedure is possible by using either right or left hand needles. i. 3 thread overedge seam Three-thread sewing is as usuaJ. Remove the left...

Owner's Manual - Page 16

Wide Narrow seam width seam width After adjusting the seam width, it may be adjusted from 3.0mm to reset the thread tension. Loosen the feed regulator nut. 3. It can be necessary to 5.0mm when using the different materials. 1. Adjusting the stitch length 1. After making the adjustment, tighten the feed regulator nut and close...

Owner's Manual - Page 17

... needle holder(s) making sure that the long groove in thread or needle breakage and also skipped stitches. The recommended needle system are using a screwdriver, re-tighten the needle clamp screw securely....16 Fitting new needle(s) Whilst in this procedure correctly as to No. 90 may be used. Fitting the left needle screw ATTENTION When replacing needles, please take note of the ...

Owner's Manual - Page 18

...knife, taking care not to adjust, loosen the upper knife screw (A) and raise or lower as abnve), and, using a screw driver. It is held in the cutting position and, by turning the pulley wheel by hand towards ... knife onto the carrier stopper (in this position, re-tighten the screw (A) securely, using a screwdriver, retighten the retaining screw (A) securely. To remove the upper knife.

Owner's Manual - Page 19

To remove the lower knife. using a screwdriver. Replace the upper knife in its working position by means of the needle plate and then re-tighten the fixing screw securely. Replacing the ...

Owner's Manual - Page 20

f. Replacing the light bulb FIRST DISCONNECT THE MAINS PLUG FROM THE POWER SOURCE • Loosen the screw of the rear of the machine body and remove the lamp cover. • Turn the bulb in the direction (2). Caution: Use a maximum 1 5 watt bulb only. 19 Insert the new bulb by pushing upward, turning it in direction (1) and remove it. Replace cover.

Owner's Manual - Page 21

.... Incorrect stitch formation Incorrect setting of these difficulties. Sewing problems and solutions Used correctly, your machine should operate efficiently and without difficulty. E. Thread breakage Skipped stitches Incorrectly threaded Thread has caught Thread tension too tight Needle not correctly inserted Incorrect needle used Needle bent or damaged Needle not correctly inserted...