Related Manuals for Pfaff 3538-20/02
Summary of Contents for Pfaff 3538-20/02
- Page 1 3538 -20/02 -30/02 ADJUSTMENT MANUAL This adjustment manual applies to machines from the following serial numbers onwards: # 2 804 345 296-12-19 293/002 Adjustment manual engl. 08.18...
- Page 2 Reprinting, reproduction and/or translation of PFAFF instruction manuals (including parts thereof) is only permitted with our prior agreement and citation of the source. PFAFF Industriesysteme und Maschinen GmbH Hans-Geiger-Str. 12 - IG Nord D-67661 Kaiserslautern...
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Page 3: Table Of Contents
Table of Contents Contents ....................Page Adjustment ....................4 Notes on adjustment ......................4 Tools, gauges and other accessories ..................4 Abbreviations ......................... 4 Explanation of symbols ......................4 Adjusting basic machine ......................5 .05.01 Needle height (pre-calibrating) ....................5 .05.02 Hook driving eccentric (pre-calibrating) .................. 6 .05.03 Feed lifting eccentric ...................... -
Page 4: Adjustment
Adjustment Adjustment Observe and comply with all instructions in the operating manual’s chapter 1 Safety! In particular make sure that all safety covers are installed again correct- ly after making adjustments, see chapter 1.06 Operating manual hazard infor- mation! Unless otherwise stated, the machine must be disconnected from the power supply before all adjustment work! Risk of injury due to accidental machine start-up! Notes on adjustment... -
Page 5: Adjusting Basic Machine
Adjustment Adjusting basic machine Needle height .05.01 (pre-calibrating) Rule When the needle bar is in t.d.c., the clearance between the needle point and needle plate should be approx. 12 mm with a needle bar stroke of 36 mm. 12 mm Fig. -
Page 6: Hook Driving Eccentric (Pre-Calibrating)
Adjustment Hook driving eccentric .05.02 (pre-calibrating) Rule When the needle bar is in b.d.c., the round side of the adjustment pin 1 (order no. 61-111 643-55) should engage in the groove 5. Fig. 13 - 02 Insert the adjustment pin 1 in the hole 2. Turn the eccentric 3 (screws 4) according to the rule. -
Page 7: Feed Lifting Eccentric
Adjustment Feed lifting eccentric .05.03 Rule When the needle bar is in b.d.c., the groove 3 should be positioned vertically above the shaft 4. Fig. 13 - 03 Turn the eccentric 1 (screws 2) according to the rule. -
Page 8: Spreader Driving Eccentric
Adjustment Spreader driving eccentric .05.04 Rule 1. When the needle bar is positioned 1 mm after b.d.c., the groove 5 of the eccentric 1 should be positioned vertically above the shaft 3. 2. The spreader holder 4 should move 6 mm. Fig. -
Page 9: Feed Driving Eccentric And Drive For Needle Bar Frame
Adjustment Feed driving eccentric and drive to needle bar frame .05.05 Rule When the needle bar is in b.d.c., 1. the groove 7 of the eccentric 1 should be positioned vertically above the shaft 5 and 2. the crank 3 should be positioned vertically to the shaft 6 Fig. -
Page 10: Feed Dog Position
Adjustment Feed dog position .05.06 Rule The feed dog 4 should move laterally and longitudinally in the centre of the needle plate recess at maximum stitch length. Fig. 13 - 06 Align the attachment 1 (screws 2 and 3) according to the rule. -
Page 11: Feed Dog Height
Adjustment Feed dog height .05.07 Rule When the needle bar is in b.d.c. and with maximum stitch length regulation, the front teeth of the feed dog 2 should be positioned 0.9 mm and the back teeth 1.2 mm above the needle plate. Fig. -
Page 12: Needle Position To Needle Hole
Adjustment Needle position to needle hole .05.08 Rule 1. The needle should pierce the middle of the needle hole crossways to the sewing di- rection. 2. When the needle bar is in b.d.c., there should be a clearance of 0.4 mm between the needle and the front edge of the needle hole. -
Page 13: Hook Position Crossways To Sewing Direction
Adjustment Hook position crossways to sewing direction .05.09 Rule The hooks 1 should be parallel to the needle plate recess. 1. If the hook points are at the needle midpoint, 2. there should be a clearance of 0.1 mm between the hook point and the needle. 0.1 mm Fig. -
Page 14: Readjusting Hook Position In Sewing Direction / Hook Eccentric
Adjustment Readjusting hook position to sewing direction / hook eccentric .05.10 Rule When the needle bar is positioned 4.2 mm after b.d.c. and stitch length regulation is 4.5 mm, the hook point should be at the needle midpoint. Fig. 13 - 10 Adjusting the maximum stitch length Move the needle bar to a position 4.2 mm after b.d.c. -
Page 15: Readjusting Needle Height
Adjustment Readjusting needle height .05.11 Rule If the hook point aligns with the front of the needle at maximum stitch length coming from behind, the lower edge of the hook should be positioned 1.5 – 2 mm above the needle eye. Fig. -
Page 16: Spreader Position In Sewing Direction
Adjustment Spreader position in sewing direction .05.12 Rule 1. The spreader tip should be inclined approx. 45° downwards and be 11 mm away from the spreader holder. 2. The clearance between the tip of spreader 1 and the needle should be 2 mm with maximum stitch length regulation and the needle bar positioned in b.d.c. -
Page 17: Spreader Position Crossways To Sewing Direction
Adjustment Spreader position crossways to sewing direction .05.13 Rule 1. The tips of the spreader 1 should be 0.1 mm away from the hook at the side. 2. The tips of the spreader 1 should be positioned 0.1 mm above the back of the hook. 0.1 mm 0.1 mm Fig. -
Page 18: Needle Guard And Thread-Loop Support
Adjustment Needle guard and thread-loop support .05.14 Rule If the hook point is positioned at the needle midpoint coming from behind, the 1. guard 1 should rest gently on the needle and the lower edge of it should be posi- tioned 0.5 mm above the needle point. -
Page 19: Compensation Weight
Adjustment Compensation weight .05.15 Rule When the needle bar is in t.d.c., the largest eccentricity of the compensation weight 1 should be in the bottom position. Fig. 13 - 15 Turn the compensation weight 1 (screw 2) according to the rule. -
Page 20: Feed Difference
Adjustment Feed difference .05.16 Rule The needle and bottom transporter should feed in the same way with maximum stitch length regulation and when turning the handwheel. Fig. 13 - 16 Adjust the connecting rod 1 (nut 2) according to the rule. Connecting rod “... -
Page 21: Clearance Between Presser Foot And Needle Plate
Adjustment Clearance between presser foot and needle plate .05.17 Rule There should be a clearance of approx. 11 mm between the presser foot 1 and needle plate when the presser foot 1 is raised. 11 mm Fig. 13 - 17 Raise the presser foot 1 above the cylinder 2. -
Page 22: Needle Thread Regulation And Take-Up Lever Guard
Adjustment Needle thread regulation and take-up lever guard .05.18 Rule 1. When the needle bar is in b.d.c., there should be a clearance of approx. 1 mm be- tween the thread lever 8 and the take-up lever guard 1. 2. The thread lever 8 should be positioned centrally to the take-up lever guard 1 looking from the side. -
Page 23: Looper Thread Regulation
Adjustment Looper thread regulation .05.19 Rule 1. The row of eyes on the thread puller 1 should be at a higher level (7 mm) than the row of eyes on the thread puller 3 in t.d.c. 2. The lower material edge of the thread puller 3 should be parallel to the edge of the moulding of the bed plate at a stitch length of Fig. -
Page 24: Stitch Length Limitation
Adjustment Stitch length limitation .05.20 Rule The stop element 1 should rest on the stop 3 at the desired maximum stitch length. Fig. 13 - 20 Turn the stop element 1 (screws 2) according to the rule. -
Page 25: Adjusting Workpiece Infeed And Stop
Adjustment Adjusting workpiece infeed and stop .05.21 Rule The position of the stop bar 2 is determined by the position of the seam on the pocket blank 3. Adjustments are made by creating a sewing sample. Adjusting the stop bar determines dimension “a” of the pocket. Fig. -
Page 26: Sensors, Settings
Adjustment Sensors, settings .05.22 Rule 1. Adjust the sensor 1 so that the beam of light shines through the opening 6 in the knife guard 7 onto the sensor fi lm. 2. Adjust the sensor 2 so that the beam of light shines through the opening 9 in the fab- ric guide 10 onto the sensor fi... -
Page 27: Adjusting Feed Band On Right, Belt Tension And Belt Height
Adjustment Adjusting feed band on right, belt tension and belt height .05.23 Rule 1. Align the feed mechanism parallel to the table top. 2. Adjust the height of the feed mechanism so that there is a clearance of 0.5 mm between the table top and the toothed belt wheel 4 and a clearance of 0.3 mm between the table top and the toothed belt wheels 5. -
Page 28: Adjusting Feed Band On Left, Belt Tension And Belt Height
Adjustment Adjusting feed band on left, belt tension and belt height .05.24 Rule Adjust the tension of the belt by moving the eccentric roller 3. Fig. 13 - 24 Loosen the screw 2 and adjust the eccentric roller with the open-ended spanner 1 in the direction of the arrow according to the rule. -
Page 29: Chain Cutter, Settings
Adjustment Chain cutter, settings .05.25 Rule 1. Adjust the chain cutter knife 1 so that there is no ridge / edge to the table top in the upper position (home position). 2. Adjust the knife pressure through via adjustment pin 5 to ensure the cutting op- eration over the entire knife edge. -
Page 30: Feed Mechanism: Accepting Pocket
Adjustment Feed mechanism: taking over pocket .05.26 Rule 1. Adjust the height of the feed mechanism 1 so that the pocket is transported safely. Fig. 13 - 26 Adjust the piston rod 2 by turning it according to the rule. -
Page 31: Feed Mechanism: Taking Over Pocket
Adjustment Feed mechanism: holding pocket .05.27 Rule 1. Adjust the height of the feed mechanism 1 so that the pocket is transported safely and held securely when the fl ap 4 is opened. Fig. 13 - 27 Loosen the lock nut 3 on the piston rod 2 and adjust the height of the holding device ac- cording to the rule. -
Page 32: Adjusting Protective Cover On Stacker And Sensor
Adjustment Adjusting protective cover on stacker and sensor .05.28 Rule 1. The clearance between the sensor 1 and the protective cover 2 should be set to 0.1 mm. Fig. 13 - 28 Adjust the sensor 1 by turning it up or down according to the rule. Observe the lock nut 3. -
Page 33: Round Table, Lift Adjustment
Adjustment Round table, lift adjustment .05.29 Rule 1. The switching lift of the round table must be adapted to the requirements of the pocket blanks. The right setting is determined by creating a work sample. Fig. 13 - 29 Loosen the screw 3 on the lever 1 and the lock nut 4 on the linkage joint. Adjust the lift by moving the linkage joint 4 in the elongated hole. -
Page 34: Traversing Unit
Adjustment Traversing unit .05.30 Rule 1. Adjust the position of the seam to the hem. Fig. 13 - 30 Adjust the end position of the machine sewing head to the sewing position by loosening the lock nut 3 and turning the linkage joint 2 according to the role. Tighten the lock nut 3 again. -
Page 35: Circuit Diagrams
Circuit Diagrams Circuit Diagrams Circuit diagrams Reference list for the circuit diagrams 91-191 596-95 Controlbox P320ED Control panel BDF- S3 Control board (CAN node) OTE Sewing head recognition system Start Light barrier Stacker cover Needle thread detection Lower thread detection Transport stop (Jam sensor) Chainstitch separating light barrier Stacker Sensor... - Page 36 Circuit Diagrams Circuit diagram Version 09.02.16 91-191 596-95 Part 1...
- Page 37 Circuit Diagrams 91-191 596-95 Part 2 Version 09.02.16 Circuit diagram...
- Page 38 Circuit Diagrams Circuit diagram Version 09.02.16 91-191 596-95 Part 3...
- Page 39 Circuit Diagrams 91-191 596-95 Part 4 Version 09.02.16 Circuit diagram...
- Page 40 PFAFF Industriesysteme und Maschinen GmbH Hans-Geiger-Str. 12 - IG Nord D-67661 Kaiserslautern Telefon: +49 - 6301 3205 - 0 Telefax: +49 - 6301 3205 - 1386 E-mail: info@pfaff-industrial.com Gedruckt in der BRD / Printed in Germany / Imprimé en la R.F .A. / Impreso en la R.F .A...