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From the library of: Superior Sewing Machine & Supply LLC

Содержание 591UTT

Страница 1: ...SINGER 591 UTT Service Manual From the library of Superior Sewing Machine Supply LLC...

Страница 2: ...ing Plate 13 Adjustment ofGap Between Tension Discs 13 14 Timing ofTension Release 14 Adjusting the Length of Needle Thread End 14 15 Adjustment ofThread Wiper 15 Back Tack Device 16 21 Principal Part...

Страница 3: ...In addition to the under bed thread trimming unit a back tackingsystem is incorporatedin the G variety machines The automatic back tack switch and control box relay the electronic commandsto the buil...

Страница 4: ...RELEASE ACTION PLATE STATIONARY KNIFE WVW ROTATING HOOK SHAFT THREAD PULLER BRACKET THREAD PULLER ACTION CAM FOLLOWER TENSION RELEASE ACTION CAM THREAD PULLER ACTION CAM THREAD PULLER ACTION PLATE Fi...

Страница 5: ...ion of the sewing cycle the machine stops approximately Smm 118 beyond the bottom dead center of the needle Fig 5 hook point in the loop of needle thread when the sensor plate A red reaches a point sh...

Страница 6: ...eads are positioned as shown also in Fig 9 Simultaneously the thread puller action plate pushes the tension release action plate making its pin ride on the tension release action cam Immediately when...

Страница 7: ...r closes in against the cutting edge of the stationary knife Fig 12 and 13 9 When the threads are trimmed the spring biased tension release action plate moves back to its rest position disengaging its...

Страница 8: ...ular 591 machine Check and adjust the trimmer mechanism in the order instructed in this manual since it isinterlocked with many otherarea Adjustment of Needle Stop Position When checking and making ad...

Страница 9: ...f the sensorand turn sensor plateasrequired then tighten the screw SENSOR PLATE C TRIM SOLENOID OFF SENSOR SET SCREW Fig 15 39 SENSOR SET SCREW SENSOR PLATE D UPPER NEEDLE POS 149 SENSOR PLATE A LOWER...

Страница 10: ...nd set screws Timing Actuation of Trimmer Solenoid The trimmer solenoid is actuated when the take up lever reaches a point lOmm 394 before its lower dead center The timing of this actuation is control...

Страница 11: ...learance between flange of plunger and sole noid should be 4mm 157 Setting of Stationary Knife The stationary knife should be set so that there is a clearance of 0 3mm 012 between its cutting edge and...

Страница 12: ...ve bracket as required then firmlytighten the two screws NEEDLE MOUNTING SCREW HOLES Fig 23 Note When replacing the feed dog with a new one use only Singer part Further the feeddogshouldnot be set low...

Страница 13: ...puller action cam and the two tension release action cam set screws 2 Tum thread pulleractioncamuntil its highest point islocatedopposite the follower on thread pulleractionplateandslide thread puller...

Страница 14: ...nds to the point shown in Fig 26 or 27 3 Tum thread puller action cam until its timing mark is aligned with the timing mark on the thread puller action plateand while holding the thread pulleraction c...

Страница 15: ...case of 200typemachine and78 3mm 3 083 in the case of 300 type machine Figs 29 and 31 This timing will be acceptable for the majority of threads however in some instances it may be necessary to depart...

Страница 16: ...the needle thread tension just before the thread puller begins tomake its return stroke to trim the threads When adjusting this timing 1 Check timing oftension release action cam Refer toTiming ofTen...

Страница 17: ...ws Fig 35 Move the slack thread regulatoraction plate up to shorten and down to lengthen the needle thread end SHORTER LONGER SLACK THREAD REGULATOR ACTION PLATE Fig 35 Adjustment of Thread Wiper The...

Страница 18: ...ME ACTION SHAFT 5 0mm STROKE BACK TACK SOLENOID BRACKET FEED ROCK SHAFT DRIVING FRAME HINGE PIN LEFT BACK TACK SOLENOID BRACKET SCREW Fig 36 FEED ROCK SHAFT DRIVING FRAME ACTION LEVER STOPPER 1 OiiitB...

Страница 19: ...FRAME ACTION LEVER SCREWDRIVER FEED ROCK SHAFT DRIVING FRAME ROLLER FEED ROCK SHAFT DRIVING FRAME SPRING STOPPER SPRING REGULATING SCREW 17 FEED REVERSE LEVER HINGE STUD CRANK CONNECTING LINK FEED RO...

Страница 20: ...itchesin reverse iscontrolledby the control box Back tacking can be done at any desired position during the sewing operation by depressing the pushbuttonswitch provided adjacent to the needle bar The...

Страница 21: ...haft drivingframe toward B Setting of Feed Rock Shaft Driving Frame Action Shaft and Collar Feed Rock Shaft Driving Frame Action Shaft The feed rock shaft driving frame action shaft supported by the l...

Страница 22: ...ing Set feed regulating dial to 6 and depress feed reverse lever as far as it will go While holding the feed reverse lever in this position loosen the stopper spring regulating screw lock nut and adju...

Страница 23: ...terminals on the control box making sure they are correctly and fully inserted into the terminals Fig 40 Checkthat the sensor cord back tack switchcord and other wiring in the machine are not in cont...

Страница 24: ...MEMO From the library of Superior Sewing Machine Supply LLC...

Страница 25: ...MEMO From the library of Superior Sewing Machine Supply LLC...

Страница 26: ...MEMO From the library of Superior Sewing Machine Supply LLC...

Страница 27: ...Form U3241 Rev 1181 Part No 543247 002 Rev 1 Printed in Japan From the library of Superior Sewing Machine Supply LLC...

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