UnionSpecial 39500AB Instructions For Adjusting And Operating Download Page 8 | Manualshive

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From the library of: Superior Sewing Machine & Supply LLC

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Summary of Contents for 39500AB

Page 1: ...STYLES 39500AB 39500AC 39500A CATALOG No 103AB INDUSTRIAL MACHINES CLASS 39500 STREAMLINED HIGH SPEED OVERSEAMERS CHICAGO From the library of Superior Sewing Machine Supply LLC ...

Page 2: ...39500 Styles 39500 AC 39500 AE The parts listed in this catalog are furnished at list prices for repairs only First Edition Copyright 1960 by Union Special Machine Co Rights Reserved in All Countries MACHINE COMPANY INDUSTRIAL SEWING MACHINES CHICAGO Printed in U S A From the library of Superior Sewing Machine Supply LLC ...

Page 3: ...akenfromthe operator sposition while seated at the machine Operating direction of handwheel is away from operator STYLES OF MACJITNES Two Needle One Looper One Spreader Three Thread Low Throw Over seaming Machine Differential Feed Trimming Mechanism with Spring Pressed Lower Knife Automatic Lubricating System 39500 AB For closing women s seamless nylon hosiery Seam specification Special SSa 1 stan...

Page 4: ...y package a sample needle or the type and size number should be forwarded Use description on label A complete order would read 1000 Needles Type 154 GCS Size 025 Selection ofproper needle size is determined by size ofthread used Thread should pass freely through needle eye in order to produce a good stitch formation Success in the operation of Union Special machines can be secured only by use of n...

Page 5: ...ad guide wire A Figs 1 and 2 are between tension discs W and in diagonal slots V of the tension posts U TO THREAD UPPER LOOPER Turn handwheel until point of upper looper L is all the way left Lead thread through auxiliary looper thread eyelet C from back to front then through both eyes of upper looper thread eyelet D from left to right NOTE Thread must pass in front oflooperthreadpull off F After ...

Page 6: ...ension Discs n Tension Thread fal Guide Wire r ii I Auxiliary Looper Thread i IJ Eyelet l i tUpper Looper Thread Eyelet F ig 1 For Style 39500 AC 6 one Support r Looper Thread Ass embly From the library of Superior Sewing Machine Supply LLC ...

Page 7: ...tension discs W are inverted at R only n Tension Thread ifa1 Guide Wire m Thread r iiiAuxi liary Looper Thread Eyelet l ii lupper Looper Thread Eyelet PresserArm Fig 2 For Styles 39500 AB AE 7 one Support Top Cover Needle Thread Eyelet r Looper Thread Assembly r Looper From the library of Superior Sewing Machine Supply LLC ...

Page 8: ...le when using that eccentric Unless otherwise specified the 39 500 AB machine will be shipped with above combination of eccentrics The 39500 AC machine will be shipped with 39540 60 main feed eccentric and 39540 30 differential feed eccentric while the 39500 AE machine will be shipped with 39540 70 as both main and differential feed eccentrics Generally speaking differential right hand feed eccent...

Page 9: ...nterference between the rear nP edle guard and lower spreader SETTING THE LOWER SPREADER Now finish lower spreader adjustment As spreader moves to the right its point should be set into the needle scarfs A Fig 7 until needles spring forward from rear guard surface another 002 to 004 inch SETTING THE FRONT NEEDLE GUARD Assemble front needle guard C Fig 6 When lower spreader is springing needle offb...

Page 10: ... is obtained it can be checked quickly as follows As upper looper is moving to the r ight when upper looper eye centers on the right needle the eyes of the upperlooperandrightneedle should align Fig 10 Check setting to avoid interference between upper looper and needles on needle down stroke If needles rub the back of upper looper pull looper out of its holder slightly and rotate a short distance ...

Page 11: ...ront cutting edge of upper knife should extend not less than 1 64 inch below cutting edge of lower knife The chain guard J should be set down against the upper knife and slightly back from the cutting edge After upper knife has been set for proper width of trim screw G should be tightened to lock upper knife holding block H in place This will simplify resetting when upper knife is replaced SETTING...

Page 12: ... by de pressing the presser foot treadle and manually lower the toe of foot Height adjustment is correct if presser foot tongue does not contact the upper looper There should be from 1 16 to 1 8 inch free motion of foot lifter lever before presser foot begins to rise This adjust ment is made with screw E locked with nut F Fig 15 Finally re assemble chip guard fabric guard cloth plate STARTING TO O...

Page 13: ...s under the edge a l ess flat and tighter s eam res ults when opened FOR 39500 AC Raising and bringing the looper thread pull off eyelet D Fig 1 forward causes less thread to be pulled from the cones as the looper travels to the top of its stroke and causes the purl to form more onthe top of the edge If the eyelet is raised and brought too far forward however the thread becomes too tight resulting...

Page 14: ...14 From the library of Superior Sewing Machine Supply LLC ...

Page 15: ...r Styles 39500AB AE 1 Needle Thread Tension Spring 2 Looper Thread Tension Spring for Style 39500 AC 1 Presser Foot Lifter Extension for Style 39500 AE 1 Screw Presser Foot Lifter Extension 1 Presser Foot Lifter Lever Spring for Style 39500 AE 1 Pad for 39592 1 Presser Arm 1 Presser Foot 1 Chain Shield 1 Screw Chain Shield 1 Hinge Spring 1 Screw Tongue and Spring 1 Presser Foot Stitch Tongue 1 Scr...

Page 16: ...15 16 From the library of Superior Sewing Machine Supply LLC ...

Page 17: ...t Locking Ring 6 Eyelet 6 Screw Tension Post 3 Tension Post 3 Tension Disc inverted 6 Tension Spring Pad 6 Tension Spring 3 Tension Post Ferrule 3 Tension Post Nut 3 For Style 39500 AC Thread Stand Eyelet and Support Rod 3 Eyelet Locking Ring 6 Eyelet 6 For Styles 39500 AB AC and AE Felt Pads 3 Spool P in 3 Cone Support 1 Screw Thread Stand Eyelet 3 Screw Thread Stand Rod 1 Thread Stand Rod 1 Wash...

Page 18: ...gewood 1 3106 NEW YORK 16 N Y 116 E 27th St Clarence l Rotenquist Mgr Tol Murray Hill 9 1266 Export Office 31 W 35th St New York I N Y Herbert P Johnson Mgr Tel Chickering 8800 Lewis Columbia Machines 315 W 35th St New York I N Y Ben Zahler Mgr Tel Chickering 4 BBOO OKLAHOMA CITY 19 OKLA 2226 Southwest 53rd St G B Wiley Tel Mutual 5 2836 PHILADELPHIA 2 PA 23 Mocalostor Ave Bon W Morz Mgr Tel Glads...

Page 19: ...to Tomtebogalan 3B SWITZERLAND ZURICH M L Bourquin Albisriedor straue 226 LATIN AMERICA Union Special lntomational Inc ARGENTINA BUENOS AIRE5 Pamaco Costura S A Son Jose 3 0 Union Special Machine Company L C Additional Sales Agents for L LEWIS and C COLUMBIA Machines BRAZIL SAO PAULO Pancostura S A Industria e Comercio Rua Aurora 59A 71 L C Branches at PORTO ALEGRE Rua Voluntarios da Patrlo 533 RE...

Page 20: ...y weight work for short runs as well as long for tacking and back stitching for curved seams and straight runs NEEDLE FEED LOCKSTITCH MACHINES Latest improvements in engineering manufacturing methods and materials have been combined in Union Special Class 61800 and Class 62200 needle feed Lockstitch machines providing operators with smooth streamlined light running machines that reduce fatigue and...

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