Pfaff hobbylock 604 manual

OPERATING I NSTRUCT ION I hob by lock MADE FOR PFAFF I I HL-604[...]

CONTENTS i.Parts name 1 2. Preparation and running the machine 2 3. Notes on the motor 2 4. Drive belt tension 3 5. Lubrication 3 6. Opening and closing the looper cover 3 7. Operating the machine 4 Threading procedure 4 8. Test sewing 5 9. Thread tension and adjustment 6 10. Main points when sewing 7 11. Presser toot pressure 7 12. Types of seam a[...]

I. Parts name I Machine Body Overlock stitch looper thread tension regulator chainstitch looper thread tension regulator Lower knife LZ) Double chainstitch looper thread take-up Thread gude bar Presser foot pressure Thread take-up Carrying handle Double chainstitch needle thread tension regulator Overlock stitch needle thread tenslen regulator Uppe[...]

2. Preparation and running the machine I. Preparation This machine must only be used on a perfectly flat and horizontal surface or purpose_built sewing machine table. 2. Fitting the motor controller First, insert the controller connector into the connector socket on the side of the machine as shown in the illustration, then connect the plug to a po[...]

Check that the belt tension is correct. The belt should be ad 1 usted so that when the center is pressed with the forefinger, it flexes about l 0mm. 5. Lubrication Get into the habit of always lightly oiling the points indicated before using the machine. The bushings and other important parts con tain special materials, so pour the sewing ma chine [...]

7. Operating the machine I. Precautions When Threading If the machine is mis-threaded it is impossible to obtain a well formed seam. Refer to the threading diagram and thread the machine correctly. Always thread the looper threads first. Make sure that the thread passes correctly between the thread tension regulating discs. Use tweezers to make thr[...]

3 Thread the overleck stitch needle thread. 4 Thread the double chainstitch needle thread Leave about 5cm of thread protruding from the needle eyelets. synthetic threads are used, remove the thread from the tension spring and loosen the thread tension regulator before sewing. 3 Overleck stitch needle threading sequence. I. Stand thread guide —. 2[...]

9. Thread tension and adjustment The correct thread tension varies depending on the type of cloth and the type and thickness of thread. The correct setting should always be obtained by watching the seam and making the appropriate adjustments. • Correct thread tension Refer to Figs. I, 2 and obtain the correct tenson setting. Ii Correct thread bal[...]

10. Main points when sewing Always insert the cloth fully under the presser toot at the start of sewing. This applies both when the machine is first threaded and when it is re-threaded after thread breakages Run the machine slowly for the first one or two stitches. Use your hand only to guide cloth. Do not pull it forwards or tug it. The cloth is f[...]

12. Types of seam and their applications Three following stitch types are obtained by a Simple operation. I . Safety stitch When all 4 threads are used, a safety stitch can be obtained. This may he used for a variety of fabrics varying from lightweight to heavy weight. APPLICATIONS Svie closing and sleeve at taching on shirts, blouses, etc. 2. Doub[...]

Disengaging the overlock stitch looper .To disengage the overlock stitch hoper Open the hoper cover and turn the pufley by hand. When the needle is in its lowest position pull the looper engaging lever down wards. The lever is latched by a spring so be sure to pull it down firmly. .When this is done remove both the overlook stitch looper and needle[...]

3. Overlook stitch seam Overlock stitching can be obtained by simply using only the overlook stitch needle and looper thread. Before starting always check the following: The knife should be set in its normal position. 2. The looper engaging lever should be in its operating position. 3. The upper knife guard should be set oorrcetly in positkn. .To c[...]

14. Replacing needles •:DBxl needles are recommended for this machine. These are suitable for most types of sewing. Aitfiough the (-orrerA nel-’dle szo depenas on the type of fabric and thickness of thread which you are using, 4 needles are the recom mendable size. Depending on your sewing conditions however, ally of the needles I - 14 nay be u[...]

* Replacing knife Push the upper knife holder to the right and insert the knife into it from above. Making sure that the cutting edge faces to the left, tighten it lightly. Next,turn the pulley move the knife to ts lowest position and adlust the upper knife so that the overlap between the front of the upper knife and the lower knife is I. 0 mm. Tig[...]

16. Replacing the drivemotor carbon brushes The carbon brushes must be replaced when they wear down. • Symptoms of worn brushes I . They become noisy. 2 . The motor will not turn at all 3. The motor emits a noise but will not turn. 4 . There are more sparks than usual. 2. Replacement of brushes Remove motor from machine. 2. Loosen the 2 brush cap[...]

17 Causes of poor sewing and its solution I his machne has Cccii designed to be as easy to use as possible. There is 10 nen br tacIt al 1 ustirieits. Breakdowns sirilear to the ones below occur because of simple adlustrnent errors. They can be cured simply by making the correct ad 1 ustments as described below. PROBLEM CAUSE ADJUSTMENT Cloth is not[...]

18 Variation of weight of fabric, threads and stitch length Weight of Stitches’per Type of fabric Operation Threads fabric rich Cotton 80— 100 Organdies, tight tricots, Chainstitch 12 8 Silk 80-’-#100 Light traffeta. linings, silk, Overlock Cotton 80’— 100 etc. 8 6 stitch Silk #80--’# 100 Cotton #60—#100 Cotton, tricot, linen. Chainst[...]

21. Accessories Screwdriver 1 Needles (DBxI) Screwdriver (hexagonal head) Oiler (Contained with 50cc.) Upper knife Tweezers 0 Brush for dusting Accessories case Machine head cover Converskn plate[...]