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Summary of Contents for 206RBL

Page 1: ...er Ave Newark NJ 07104 INSTRUCTION MANUAL N C CARPET BINDING EQUIPMENT CORP 858 Summer Avenue Newark New Jersey 07104 Tel 973 481 3500 Toll Free 800 526 1184 Fax 973 481 0839 Canada 800 336 1184 http www n ccarpet com SEIKO SEWING MACHINE CO LTD ...

Page 2: ...12 6 1 Sewing 12 6 2 Backtacking 2 7 THREAD TENSION 13 7 1 Adjusting the thread tension 13 7 2 Adjusting the presser foot pressure 13 8 STANDARD ADJUSTMENTS 14 8 1 Adjusting the thread controller spring 14 8 2 Adjusting the height of the feed dog 15 8 3 Adjusting the feed dog position longitudinal 15 8 4 Adjusting the positions of the needle and needle hole of the feed dog 16 8 5 Adjusting the tim...

Page 3: ...ard Vibrating presser loot j 2 SPECIFICATIONS Lifting presser foot Feed dog Feed regulating dial Bobbin winder Salety clutch mechanism Rear of machine Use Medium thick materials very thick materials 2 200 spm I Presser bar lifter 8 5mm I knee lifter 14mm 10 mm lmm I DP X 17 1 ...

Page 4: ...re connected to the motor should be secured at least 25 mm away from any moving parts Furthermore do not ex cessively bend the cords or secure them too firmly with staples otherwise there is the danger that fire or electric shocks could oc cur A Install the correct belt guard which corre sponds to the motor being used Motor Select the correct motor from those listed in the table Refer to the instr...

Page 5: ... the machine head 4 1 Installing the rubber hinge and the corner rubber 1 Install the rubber hinge eon the table with nails Two places 2 Install the corner rubber at the four corners of the table with nails e 4 2 Installing the oil pan 4 3 Installing the machine head r I i I I l __ II I I Fit oil pan 0 into the opening in the table and secure it with 4 nails Refer to the work table processing diag...

Page 6: ...o the work table processing diagram on page 2 3 Adjust the knee lifter 1 Lower the presser foot eby using the presser bar lifter e 2 Loosen bolts and O 3 Adjust the position of the thrusting bar com plete so that the clearance between its curved section andthe very bottom of the roller is approximately 2 mm when the knee pad CD is at the stop position 4 Securely tighten bolts and G 5 Pressthe knee...

Page 7: ...of 9 8 N 1 kgfJ 4 Insert the belt guard upper cover into the belt guard from above the pulley and then tighten it with the screw O 1 Push down the bobbin set lever 0as far as it will go 2 Placethe bobbin winder pulley so that it pushes the belt by approximately 5 mm and then place the bobbin winder 8so that it is parallel with the belt hole in the work table 3 Install the bobbin winder to the work...

Page 8: ...underneath and let it rest there 3 Place the V belt back onto the pulley 4 Install belt guard L 0with the two screws eso that there is no clearance between the belt guard f and belt guard L 0 position 6 and so that the reverse lever and the belt guard f are not touching positions and Assemble the thread stand as shown in the illustra tion and then install it to the work table Securely tighten the ...

Page 9: ...therwise inflammation can result Furthermore do not drink the oil under any circumstances as it can cause vomiting and diarrhoea Keep the oil out of the reach of children The sewing machine should always be lubricated and the oil supply replenished before it is used for the first time and also after long periods of non use Use only the lubricating oil Add 1 2 drops of oil in the places indicated b...

Page 10: ... the nut e securely 4 11 Checking the machine pulley rotating direction I A CAUTION A Do not touch any of the moving parts or place any objects against the machine while sewing as this may result in personal injury or damage to the machine 1 Insert the power cord plug into the wall outlet and then turn on the power switch 2 Depress the treadle and check that the direction of rotation of the machin...

Page 11: ...r to its highest position 2 Loosen the screw O 3 Holding the needle with its long groove facing left insert all the way into the needle bar 4 Tighten the screw O 5 2 Removing the bobbin case I A CAUTION A Turn off the power supply before removing the bobbin case The motor will keep turning even after l 1 the power is switched off as a result of the motor s inertia Wait until the motor stops fully ...

Page 12: ...to adjust the bob bin winding amount To increase the winding amount Tighten the screw To decrease the winding amount Loosen the screw Threadwindingamount I Note 5 4 Installing the bobbin case A CAUTION The amount of thread wound onto the bobbin should be a maximum of 80 of the bobbin capacity Turn off the power supply before installing the bobbin case The motor will keepturning even after the powe...

Page 13: ... treadle is pressed by mistake which could result in injury Turn the machine pulley and raise the thread take up lever before threading the upper thread This will make threading easier and it will prevent the thread from coming out at the sewing start 5 6 Adjusting the stitch length Stitch length can be set by turning the feed regulat ing dial O Numeric figures on the dial 0show the stitch length ...

Page 14: ...bin When not using the machine and when leaving the machine unattended A Do not touch any of the moving parts or place any objects against the machine while sewing as this may result personal injury or damage to the machine 6 1 Sewing 1 While holding the upper thread with your fingers turn the machine pulley by hand toward you until the lower thread comes out onto the feed dog Lower thread er thre...

Page 15: ...l the motor stops fully before starting work The machine may operate if the treadle is pressed by mistake which could result in injury Lower thread tension Adjust by turning the thread tension nut until the bob bin case will not drop by its own weight while the thread end coming out of the bobbin case is held Upper thread tension too weak or lower thread tension too strong Upper thread tension too...

Page 16: ...before starting work When carrying out inspection adjust ment and maintenance When replacing consumable parts such as the rotary hook A Ifthe power switch needs to be left on when carrying out some adjustment be ex tremely careful to observe all safety pre cautions 8 1 Adjusting the thread controller spring Operating range of spring The standard operating range for spring 0is 5 10mm 1 Loosen the s...

Page 17: ... dog position longitudinal 1 Change the feed amount to the smallest possible setting 2 Turn the pulley to raise the feed dog 0to its high est position 3 Tilt the machine head away from you 4 Loosen the screw and then move the feed rock shaft crank to adjust so that there is a distance of 32 1 mm from the edge of the needle plate 8 to the center of the needle hole on the feed dog O 1 0mm 31 5mm 2 L...

Page 18: ...ck whether the needle descends to the center of the needle hole of the feed dog or not If the needle does not enter into the center of the hole 1 Remove the cover and loosen the screw slightly 2 Holding the needle bar rock frame e move it as may be required to get the correct position to the feeder 3 Tighten the screw and close the cover Feed dog 7 16 ...

Page 19: ...d then remove the cover plate and the oil reservoir 0 3 Normally put the arrow mark i of the cam 0on the V ditch 8of arm shaft 4 Turn the machine pulley to the needle at 1 mm up from its lowest point 5 And pushing the reverse lever up and down turn the cam 0and set this at the point both the needle and the feed dog rest 6 After positioning completed tighten the each screw securely 8 6 Adjusting th...

Page 20: ... 4mm further the clearance between the hook point and the needle hollow should be about 0 02 to 0 1 mm 2 4mm O 02 0 1mm 8 STANDARD ADJUSTMENTS Adjusting the timing 1 Loosen the three set screws O 2 Turn the hook shaft f to align the hook point with the center of the needle 3 Tighten the three set screws 0 and re check the timing of the sewing hook If they are not measured as above perform the adju...

Page 21: ...ust the clearance between projection of hook e and the opener by means of mov ement of thread releasing shaft bushing to the right or to the left as may be required The standard clear ance between the two parts is O 7 0 9mm 3 Tighten the screw 0 securely Position of the opener cam Place the one of screws which is indicated by S on V ditch of the hook shaft Adjustment of operation 1 Turn the machin...

Page 22: ...n the screw oand screw 0 8 10 Adjusting the height of the presser feet The standard height for the lifting presser foot is 8 5 mm when the presser foot has been raised by the presser bar lifter O 1 Loosen the screw raise the presser bar lifter 0 and then loosen the set screw 8 2 Move the lifting presser foot up or down to ad just its height 3 Tighten the screw 8 4 Tighten the screw to adjust the p...

Page 23: ...ously use method A if increasing the movement amount for only one thereby decreasing the movement of the other use method B Method A Simultaneous adjustment of the move ment amount for both the lifting presser foot and vi brating presser foot 1 Loosen nut e 2 Move nut eup or down as suitable to the work Raise the nut efor increasing motion or lower it for decreasing motion 3 Tighten the nut e Meth...

Page 24: ...edle eye does 2 When the needle is raised make sure the vibrat ing presser foot is still holding the material firmly If the vibrating presser foot rises while the needle is still penetrating to the material it may cause skipped stitches etc Whenthe needleraises 1 L t liftingpresserloot __ _ vibratingpresser100 t Needle Feeddog 22 If the timing is not correct after you make these ad justments Loose...

Page 25: ...olding upward the reverse lever 3 When the mark of feed regulator 0 and feed regulator rod 0 are alignment stitch length of forward and reverse will be same 4 Turn feed regulator rod 0to the arrow X stitch length of reverse is bigger and stitch length of forward is smoller 5 Turn feed regulator rod 0 to the arrow Y stitch length of reverse is smoller and stitch length of forward is bigger 6 After ...

Page 26: ...ntangled with the rotary hook NOTE Do not use a sharp edged tool to clean the hook as doing so may damage the hook 2 Slowly turn the machine pulley while pressing push button 0and the safety clutch mechanism returns to the original position Adjustment of spring tension of safety clutch If the safety clutch should become necessary to ad just spring tension use the following procedure 1 Depress the ...

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