Husqvarna Viking Huskylock 901 Operating Manual Download | Manualshive

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Huskylock 901

Operating Manual

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Summary of Contents for Huskylock 901

Page 1: ...Huskylock 901 Operating Manual ...

Page 2: ... and YC 190 for other countries with overlock machine Model 901 OVERLOCK MACHINE Record in space provided below the Serial No of this appliance The Serial No is located rear of arm Serial No Model No 901 Retain these numbers for future reference ...

Page 3: ...s of the sewing machine and foot controller free from the accumulation of lint dust and loose cloth Keep ﬁngers away from all moving parts Special care is required around the sewing machine needle Always use the proper needle plate The wrong plate can cause the needle to break Do not use bent needles Do not pull or push fabric while stitching It may deﬂect the needle causing it to break Switch the...

Page 4: ...9 Before Sewing 9 Presser Foot Lifter 9 Beginning and End of Sewing 9 Presser Foot Pressure Adjustment 10 Thread Tension Adjustment 10 Differential Feed Adjustment 13 Stitch Width Adjustment 14 Stitch Length Adjustment 15 Sewing Curved Seams 15 3 2 Setting Waste Tray 16 3 3 3 Thread Overlock Stitch Using 1 Needle 17 3 4 2 Thread Overlock Stitch Using 1 Needle 18 Conversion to 2 Thread Overlock 18 ...

Page 5: ...g 24 4 4 Cleaning 24 4 5 Storage 24 4 6 Servicing 24 5 TROUBLE SHOOTING 25 6 TABLE OF SEWING FABRICS NEEDLES AND MACHINE SETTINGS 26 7 OPTIONAL ACCESSORIES 27 30 7 1 Gathering Foot 27 7 2 Piping Foot 28 7 3 Elastic Foot 29 7 4 Blind Hem Foot 0 5mm 1 0mm 30 8 SPECIFICATIONS 31 9 INDEX 32 ...

Page 6: ...tension dial 7 2 Right needle thread tension dial 7 3 Upper looper thread tension dial 7 4 Lower looper thread tension dial 8 Front panel 9 Side cover 10 Stitch length adjuster 11 Presser foot 12 Stitch width adjusting dial 13 Upper cutter 14 Tweezers 15 Front cover 16 Handwheel Right side of the machine 17 Differential feed dial 18 Lamp cover 1 2 3 4 5 6 7 8 9 18 10 11 12 13 14 15 16 17 ...

Page 7: ...edle plate for rolled hem B Lower cutter Screw drivers Tweezers 2 Thread overlock convertor Needles Spool holder 4 pcs Thread Net 4 pcs Oiler Cleaning brush Vinyl cover Accessory Box Waste tray HA 1T Size 11 2 pcs 14 3 pcs ...

Page 8: ...en turn until it locks against the stop Turn on the power and the light switch Always turn off the switch and unplug the machine when not in use changing needles presser foot or needle plate or servicing cleaning the machine The harder you press the foot control the faster the machine runs When the power switch is turned off the machine will not operate even with pressure on the foot control Elect...

Page 9: ...the accessory box to set it inside the front cover 1 5 Opening and Closing Front Cover and Side Cover How to Open the Front Cover a Push the cover to the right as far as it will go and b Pull it downward How to Close the Front Cover a Pull the cover upward and b Slide to the left until it locks The front cover has a safety switch and the machine will not sew when the front cover is not closed all ...

Page 10: ...the red button A and the foot will come off 4 Place the new foot with the pin right underneath the groove of the ankle and lower the presser foot The foot will snap back into place 2 THREADING 2 1 Threading When threading the machine from the beginning threading must be carried out in the following sequence First Lower looper threading A Second Upper looper threading B Finally Needle threading C D...

Page 11: ... C For easy threading disengage the moveable cutter by turning it downward Push the upper cutter holder screw A with the forefinger of your left hand and turn the right end of the holder C with your right fingers in the direction of arrow B Fig E Take the thread drawn from spool and pass it through thread guides c i Then thread the eye of right needle j from front to back using tweezers Cut the th...

Page 12: ...ead 2 Raise the presser foot 3 Set tensions to 0 so that the thread knot can pass through the guides smoothly Draw out the looper thread until the thread knot comes to about 10 cm 4 past the presser foot 4 When changing the needle thread cut off the thread knot before it reaches the eye of the needle This prevents bending or damaging the needle To make threading easier use tweezers Tying threads C...

Page 13: ... 2 3 Test Sewing Ensure that the upper cutter moves against the lower cutter correctly by turning the handwheel slowly toward you If it is not set correctly check if there is any fabric or waste thread stuck between the cutters Turn the handwheel toward you while holding all 4 threads and applying slight tension Check all 4 threads wind around the stitch finger of the needle plate If all 4 threads...

Page 14: ...r foot lifter to raise the presser foot Place the fabric underneath the presser foot and push the fabric toward the front of the cutter Lower the presser foot Note For thin and middleweight fabrics there is no need to raise the presser foot Beginning and End of Sewing 1 Beginng of sewing Place your left hand on the fabric to push it slightly until the edge of the fabric passes the presser foot ...

Page 15: ...g Make chain stitches at the end of the sewing to prevent the threads from coming undone and to prepare for the next sewing this is called chaining off Presser Foot Pressure Adjustment The presser foot pressure is pre adjusted for fabrics of medium standard thickness Adjustment is necessary only when you work on very thin or very thick fabrics Accordingly sew thinner fabrics with less pressure and...

Page 16: ...oth looper threads should cross at the edge of the fabrics Needle threads should not be too loose or too tight but equally balanced tension 2 When the upper looper thread is unbalanced and lies underneath the fabric Tighten the thread tension of the upper looper Dial e or loosen the thread tension of the lower looper Dial f Lower looper thread Right needle thread Upper looper thread Left needle th...

Page 17: ...le thread is too loose Tighten the thread tension of the left needle Dial c or loosen both looper threads Dial e and f 5 When the right needle thread is too loose Tighten the thread tension of the right needle Dial d Lower looper thread Left needle thread Right needle thread Upper looper thread Lower looper thread Left needle thread Right needle thread Upper looper thread Lower looper thread Left ...

Page 18: ...ing of lightweight fabrics N indicates the neutral position Refer to the following chart and test stitch performance on a scrap of fabric you are going to use Indicator Differential feed dial Result from adjustment Differential feed ratio Differential feed dial is set at N Fabric Non stretch lightweight fabrics Stretch knit fabrics Lightweight fabrics Georgette 0 7 N Medium woven fabrics Knit Jers...

Page 19: ... fabrics The standard width is 4 5mm Open the side cover to adjust the width 1 To increase the stitch width turn the stitch width adjustment dial to a larger number 2 To decrease the stitch width turn the stitch width adjustment dial to a smaller number 3 This figure shows that the stitch width between the left needle and the edge of the fabric is 4 5mm ...

Page 20: ...length less than 2 5mm is used only for rolled hemming Adjust the stitch length according to the fabrics and threads see table on p 21 Sewing Curved Seams For inside curves guide the fabric gently with the trimming line of the fabric under the right front of the presser foot By applying pressure to the fabric with your left hand at the same time apply a little pressure in the opposite direction wi...

Page 21: ...ing Waste Tray 1 Insert the right guide a of the waste tray to the right leg of the machine as illustrated Turn the waste tray in the direction of arrow 2 Push the left end of the waste tray in the direction of arrow ...

Page 22: ...ead stitch for decorative purposes 1 Removing the right needle Create a wide 3 thread stitch by using only the left needle and the left thread tension Dial c The differential feed is normally set at N see p 13 2 Removing the left needle Create a narrow 3 thread stitch by using only the right needle and the right thread tension Dial d The differential feed is normally set at N see p 13 Left needle ...

Page 23: ...2 thread overlock convertor to the upper looper Conversion to 2 Thread Overlock 1 Open the front cover Bring the upper looper to its lowest position by turning the handwheel toward you Put 2 thread overlock convertor on the upper looper 2 Push the projection a of convertor and insert the tip b of convertor into the eye c of upper looper 2 Thread overlock convertor ...

Page 24: ...eed is normally set at N THREAD TENSION PATTERN STITSHES Left Needle MATERIAL see p 22 Right Needle Upper Looper Lower Looper Stitch Length Dial Stitch Width Adjusting Dial 2 Thread Overlock Narrow 2 Thread Overlock Wide 2 Thread Rolled hem 2 Thread Narrow edge Light Medium Heavy Light Medium Heavy Light Medium Heavy Light Medium Heavy 1 1 2 1 2 1 2 2 3 4 6 4 6 5 6 5 6 3 4 3 4 4 6 4 6 3 4 3 4 4 5 ...

Page 25: ...sion of the lower looper Dial c or loosen the needle thread tension Dial d 3 Needle thread unbalanced and too loose Tighten the needle thread tension Dial d or loosen the tension of lower looper thread Dial f Lower looper Thread Needle Thread Lower looper Thread Needle Thread Needle Thread Needle Thread Lower looper Thread Wrong side Right side Wrong side Right side Wrong side Right side ...

Page 26: ...edle thread 4 7 Dial e Upper looper thread 4 7 Dial f Lower looper thread 5 8 At the beginning of sewing gently pull the end of the thread chain to get started Sew at an even speed with even feeding of the fabric for best results 1 Remove the left needle see p 3 8 2 Change the needle plate for rolled hemming For rolled hem sewing use the needle plate marked B the needle plate A is for normal sewin...

Page 27: ... rolled hemming see p 21 STANDARD CHART FOR ROLLED HEM 2 Thread Rolled Hem Rolled Hem Narrow Edge Differential Feed Stitch Length 1 1 5mm 1 1 5mm 5 5mm 5 5mm N N 6 5 3 5 Lower Looper Thread Upper Looper Thread Right Needle Thread Thread Tension Stitch Width Narrow Edge Rolled Hem Wrong side Right side Wrong side Right side ...

Page 28: ...et in the right position replace them as follow Unplug the machine Open the front cover 1 Replacing the lower cutter a Turn the moveable cutter to the non operating position see figure E p 6 b Loosen the lower cutter clamp screw and remove the lower cutter c Place a new lower cutter in the groove of the cutter holder align the cutting edge level with the top surface of the needle plate and tighten...

Page 29: ...ving parts are all made of a specially made oil infused metal However periodically one or two drops of oil at the oiling point shown will increase its durability 4 4 CLEANING Unplug the machine 1 Open the front cover and the side cover see p 4 2 Remove all the dust and lint using the brush provided 4 5 STORAGE 1 When the machine is not in use be sure to unplug the machine 2 Cover the machine with ...

Page 30: ...sew Machine does not feed properly Needle breaks Breaking threads Skipping stitches Irregular stitches Puckering Insert new needle Reset needle Do not use force to pull the fabric Rethread the machine Reset thread tension s Reset needle change to new needle Insert new needle Reset needle Rethread the machine Not plugged in properly Pressure on the presser foot not sufficient Differential feed not ...

Page 31: ...1T 130 705H For home use sewing machine Thread Needle thread tension Stitch width Between left needle and the edge Stitch length 2 2 5 mm 2 5 3 0 mm 3 4 4 mm 4 2 4 5 mm 4 2 4 5 mm 4 5 6 mm Loose Medium Tight 11 75 11 or 14 75 or 90 14 90 Polyester spun filament Twisted thread 60 2 80 2 Twisted thread 80 3 100 3 3 thread overlock Twisted thread 60 2 3 or 4 thread overlock Twisted thread 60 2 50 2 3...

Page 32: ...itch width to 5 for medium fabric see p 14 16 and 17 3 Raise the presser foot and bring the needle to its highest position Place the bottom fabric c the one to be gathered between the needle plate and the gathering foot with right side up and insert it up to the needle against the upper cutter Place the top fabric d the one that will not be gathered with right side down in the opening of the gathe...

Page 33: ...between two fabrics with the right sides together 3 Place your fabric under the foot making sure the welt cord part of the piping is in the groove underneath the presser foot 5 After sewing open the fabric and the piping is complete 4 Begin with the piping extending beyond the fabric to make sure the fabric and the piping are properly fed Continue to sew on the fabric Wrong side Right side Wrong s...

Page 34: ...ock sewing For 3 thread overlock sewing set the stitch width to 3 0 5 Place the fabric under the foot and sew together with the elastic 6 Check the stitch formation and if necessary adjust the tension control by tightening or loosening the screw on the foot 4 Lower the elastic foot and sew on the elastic for a few stitches to make sure the elastic is being properly sewn 3 Raise the elastic foot lo...

Page 35: ... blind hem foot see p 5 4 When correctly set sew the hem After completion open the fabric The stitches should be almost invisible on the right side of the fabric 2 Fold the fabric as illustrated 3 Set the stitch length to 4 5 and the stitch width to 5 5 Place the fabric under the blind hem foot Loosen the guide screw to adjust the guide on the foot so that the left needle just catches the fold Gui...

Page 36: ...les Stitch width Stitch length Differential feed Maximum sewing speed Machine dimensions Weight Width 290mm Depth 220mm Height 330mm Max 550mm 7 3 kg 1200 RPM 0 7 2 1 4 4mm Standard 4 5mm Range 4 2 6 2mm 2mm 4 Threads 3 2 Threads 2 Needles 1 Needle Organ HA 1T 11 14 SCHMETZ 130 705H 75 90 ...

Page 37: ...g Foot Optional 28 Power Switch 3 Preparation 3 Presser Foot Feet Changing 5 Lifter 9 Optional 21 27 30 Pressure 10 Problem Solving 25 Puckering 25 Rolled Hem Foot Optional 21 22 Skipping Stitches 25 Specifications 31 Speed Adjustment 3 31 Spool Holders 8 Stitch Length 15 19 Stitch Width 14 19 Tensions 11 12 Adjustment 11 20 Balanced 11 Lower Looper 12 19 21 22 Needles 12 19 21 22 Two Thread 19 22...

Page 38: ...ons to the performance or design Such modiﬁcations however will always be to the beneﬁt of the user and the product Please note that on disposal this product must be safely recycled in accordance with relevant National legislation relating to electrical electronic products If in doubt please contact your retailer for guidance ...

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