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Summary of Contents for UnionSpecial 4500A
- Page 1 ORIGINAL INSTRUCTION MANUAL, MAINTENANCE BOOKLET AND ILLUSTRATED PARTS LIST STYLES 4500A, 4500B PORTABLE BAG CLOSING MACHINE CATALOG NO. : PT1704-GR-EN FOR STYLES : 4500A, 4500B 03/2022...
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Page 3: Preface
CATALOG NO. PT1704-GR-EN INSTRUCTION MANUAL FOR 4500A, 4500B First Edition ©2022 Union Special GmbH Rights reserved in all Countries PREFACE This manual assists you in the operation and maintenance of your machine and simplifies spares orders. It explains the proper settings for operation of the machine. Illustrations show the adjustments and reference letters point out specific items discussed. -
Page 4: Safety Rules
SAFETY RULES General Caution notice: Before putting the machine described in this manual into service, carefully read the instructions. Omission of taking note of the safety rules and instructions may lead to electric shock, fire or severe inju- ries. The sewing machine may only be operated by qualified operators. Observe the national safety regula- tions valid for your country. - Page 5 c) Avoid accidental operation of the machine. Make sure the machine is switched off before con- necting the mains and/or the accumulator, picking up or carrying the machine. If your finger is on the switch while connecting the mains this may lead to accidents. d) Avoid unusual positions.
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Page 7: Table Of Contents
TABLE OF CONTENTS Preface................................3 Safety Rules..............................4 Machine Description............................8 Starting up the Machine...........................9 Preparation for Operation..........................9 Sewing Operation............................10 Adjustments..............................11 Exchange or Adjustment of Ball Rod......................12 Lubricator...............................13 Trouble Shooting............................13 Maintenance..............................14 Cleaning................................14 Transportation And Storage.. -
Page 8: Machine Description
6 kg net / 7 kg gross, including one cone of thread Packed dimension: 370 x 280 x 400 mm Available Styles: 4500A with motor for 220-240 Volt / 50-60 Hz, with earthing conductor (protection class 1) 4500B with motor for 110-125 Volts / 50-60 Hz, with earthing conductor (protection class I). -
Page 9: Starting Up The Machine
INSTRUCTIONS STARTING UP THE MACHINE Before leaving our premises each machine is carefully checked, adjusted and function tested. However, it is recommended to check the machine upon arrival and all damages or complaints directly filed with Union Special or our representatives. Unpack the machine. Make sure not packaging material is caught in the mechanism. -
Page 10: Sewing Operation
SEWING OPERATION Before starting, make sure that the supply voltage accords with the specification of the motor. Hold the machine in your right hand and place your index finger on the switch button on the handle (Fig. 6). Hold the bag in your left lightly and insert the bag mouth between Feed Dog and Presser Foot (Fig. 7). Run the machine while keeping the bag straight. -
Page 11: Adjustments
ADJUSTMENTS CAUTION: When adjusting the machine or replacing parts, always disconnect the Electric Cord from the power source. This is crutial for the safety of the operator and the adjuster. 1. Thread Tension (Fig. 10) The thread tension spring is preset at the factory to sew PP woven cloth bags. -
Page 12: Exchange Or Adjustment Of Ball Rod
EXCHANGE OR ADJUSTMENT OF BALL ROD Exchange or Readjustment of Ball Rod (Fig. 13) Remove Screw (1) and disconnect Rod End (2) from Needle Bar Lever (3). After loosening the Nut (4), adjust the clearance between Connecting Rod (5) and Rod End (2) so the Needle Bar moves to the center of the clearance between the upper and lower Presser Bar Bushings. -
Page 13: Lubricator
LUBRICATOR OPERATION MAINTENANCE The lubricator comprises a pump and a reservoir. 1. Keep off dust or foreign matter when filling reser- The reservoir holds max 45 cc of oil (effective oil voir (may cause jamming of piston and check the volume is 28 cc). -
Page 14: Maintenance
MAINTENANCE It is mandatory to check the function and safety devices on the machine once a day. CLEANING It is recommended to clean the machine after every shift or end of days work. Clean the teeth of the feed dog, the looper and the stitch hole in the throat plate of dust and foreign matter. Also lubricate all movable parts which are not lubricated by the oil mechanism. -
Page 15: Trouble Shooting
TROUBLE SHOOTING PROBLEM REMEDY 1. Stitch too loose A) Check the thread tension. B) Check the sharpness of the feed dog and throat plate teeth. 2. Stitch too short A) Check the sharpness of the feed dog and throat plate teeth. 3. -
Page 16: Ordering Wear And Spare Parts
ORDERING WEAR AND SPARE PARTS The following section of this manual simplifies ordering spare parts. Exploded views of various sections of the mechanism show the actual position of the spares in the machine. On the left page the exploded views of the parts are located, on the right page are the lists of parts with part numbers, descriptions and the quantity required. -
Page 17: Views And Description Of Parts
VIEWS AND DESCRIPTION OF PARTS... - Page 18 THREAD TENSION AND COVERS 1. THREAD TENSION AND COVER PARTS...
- Page 19 THREAD TENSION AND COVERS Pos. No. Part No. Description Quantity 4501001 Thread stand 4501001-1 Main frame 4501002 Screw 4501641 Winged nut 4501634 Thread cone clamping rod Z1-204-250WS Thread 4501006 Top cover 4501007 Screw 4501008 Thread eyelet 4501009 Screw 4501010 Thread tension eyelet 4501011 Thread tension assembly 4501012...
- Page 20 BUSHINGS, OIL PUMP AND HANDLE...
- Page 21 BUSHINGS, OIL PUMP AND HANDLE Pos. No. Part No. Description Quantity 4501201 Handle assembly with oil switch 4501202 Handle assembly 4501202-1 4501202-2 Cover 4501203 Handle 4501203-1 Cover handle 4501016 Screw 4501205 Microswitch cover CE 4501206 Microswitch (Z-15GK655-B) 4501206-2 End plug wire 4501206-3 Nut wire 4501207...
- Page 22 NEEDLE BAR, PRESSER BAR AND DRIVING PARTS for Net Bag)
- Page 23 NEEDLE BAR, PRESSER BAR AND DRIVING PARTS Pos. No. Part No. Description Quantity 4501401 Synchro pulley (70 teeth) 4501402 Screw 4501203 Retaining collar 4501404 Screw 4501405 Spacer 4501224 Oil felt 4501407 Main shaft 4501407-1 Screw 4501407-2 Screw 4501407-3 Oil felt 4501408 Connecting rod assembly 4501409...
- Page 24 LOOPER DRIVE...
- Page 25 LOOPER DRIVE Pos. No. Part No. Description Quantity 4501601 Spring supporter block 4501602 Screw 4501023 Screw 4501604 Spring supporter block 4501605 Spring 4501606 Looper rocker shaft arm 4501435 Screw 4501608 Roller 4501609 Roller stud screw 4501610 4501611 Looper rocker shaft arm 4501612 Screw 4501613...
- Page 26 FEED DRIVE AND THREAD CUTTER...
- Page 27 FEED DRIVE AND THREAD CUTTER Pos. No. Part No. Description Quantity 4501801 Feed dog carrier block assembly 4501803 Oil felt 4501804 Slide block guide stud 4501016 Screw 4501806 Knife bracket extension 4501807 Screw 4501808 Feed dog 4501809 Screw 4501810 Slide block adjusting 4501811 Lock bolt 4501416...
- Page 28 MOTOR PARTS (for completely enclosed type motor)
- Page 29 MOTOR PARTS (for completely enclosed type motor) Pos. No. Part No. Description Quantity 4502001 Device cable with plug 110 V 4502001-2 Device cable with plug 230 V 4502002 Cable protection 4502004 Motor pulley 4502005 Screw 4502006 Universal motor assembly (110 V) 4502006-1 Universal motor assembly (230 V) 4502006M...
- Page 30 ACCESSORIES (7) ACCESSORY BAG...
- Page 31 ACCESSORIES Pos. No. Part No. Description Quantity 4503401 Accessory bag 4503402 Oiler 4503403 Spanner 4503404 Screw driver 4503405 Hex wrench 2.0 mm 4503406 Hex wrench 2.5 mm 4503407 Hex wrench 3.0 mm 4502007 Carbon brush for AC Motor (Size: 6x8x15 mm) DNX1-25-200/080 Needle (200/080)
- Page 32 DRIVE PARTS (8) MOTOR PARTS...
- Page 33 DRIVE PARTS Pos. No. Part No. Description Quantity 4503601 Cord 4503602 Strain relief bushings 4503603 Case „A“ 4503604 Stator assembly for 110 V 4503604-1 Stator assembly for 230 V 4503605 Ball bearing 4503607 Armature assembly for 110 V 4503607-1 Armature assembly for 230 V 4503608 C-Ring 4503611...
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Page 34: Numerical Index
NUMERICAL INDEX Part No. Page Part No. Page 90191M2 ............29 4501208N ............21 4501209 ............21 4501210 ............21 4501001 ............19 4501001-1 ............19 4501212 ..........21, 29 4501002 ............19 4501212-1 ............21 4501006 ............19 4501213 ............21 4501214 ............21 4501007 ..........19, 27 4501008 ............19 4501215 ............21 4501009 ............19 4501216 ............21... - Page 35 NUMERICAL INDEX Part No. Page Part No. Page 4501415 ......... 23, 25, 29 4501608 ............25 4501609 ............25 4501416 ..........23, 27 4501610 ............25 4501417 ............23 4501418 ............23 4501611 ............25 4501419 ............23 4501612 ............25 4501421 ............23 4501613 ............25 4501615 ............25 4501422 ............23 4501423 ............23 4501617 ............25 4501424 ............23...
- Page 36 NUMERICAL INDEX Part No. Page Part No. Page 4501832 ............27 4503613 ............33 4501833 ............27 4503614 ............33 4502001 ............29 4503615 ............33 4502001-2 ............29 4503618 ............33 4502002 ............29 4502004 ............29 DNX1-25-200/080 ........23, 31 4502005 ............29 4502006 ............29 Z1-204-250WS ..........19 4502006-1 ............29 4502006-1M ...........29 4502006M ............29 4502007 .........
- Page 37 UNION SPECIAL GMBH Raiffeisenstr. 3 71696 Möglingen Germany Möglingen, 06.03.2023 EG-KONFORMITÄTSERKLÄRUNG Hiermit erklären wir, dass die Bauart der Nähmaschine Klasse 4500 folgenden einschlägigen Bestimmungen entspricht: EG-Maschinenrichtlinie 2006/42/EG EG-EMV-Richtlinie 2014/30/EU EG-Niederspannungrichtlinie 2014/35/EU EG-ATEX-Richtlinie 2014/34/EU, II 3 D Angewendete harmonisierte Normen: DIN EN 10821, DIN EN 60204-31 --------------------------------------------------------------------------------------------------------------------- EC DECLARATION OF CONFORMITY...
- Page 38 Whatever your location, There is a qualified representative to serve you. Union Special GmbH Raiffeisenstrasse 3 D-71696 Möglingen Tel.: +49 7141 247 0 Fax: +49 7141 247 100 E-Mail: sales@union-special.com www.unionspecial-gmbh.com...