This Adjustment Manual is valid for machines
from the following serial numbers onwards:
# 2 767 267
296-12-19 007/002Justieranleitung 09.12
ADJUSTMENT MANUAL
25952596
Page 1: ...This Adjustment Manual is valid for machines from the following serial numbers onwards 2 767 267 296 12 19 007 002 Justieranleitung 09 12 ADJUSTMENT MANUAL 2595 2596...
Page 2: ...of PFAFF Adjustment Manuals whether in whole or in part is only permitted with our previous authorization and with written reference to the source PFAFF Industriesysteme und Maschinen AG Hans Geiger...
Page 3: ...e needle height 14 1 05 11 Needle rise hook clearance needle height and needle guard 15 1 05 12 Bobbin lift travel 16 1 05 13 Adjusting the shortened trim stitch 17 1 05 14 Bobbin winder 18 1 05 15 Th...
Page 4: ...which have to be completely adjusted If only specific individual work steps are carried out both the preceding and following chapters must be observed Screws nuts indicated in brackets are fastenings...
Page 5: ...wheel adjustment aid Requirement When the needle bar is positioned at t d c the marking 0 on the scale should be level with the top edge of the belt guard see arrow Adjust the scale dial 1 depending o...
Page 6: ...2 Balance weight Requirement When the needle bar is positioned at b d c balance wheel position 180 the largest ec centricity of the balance weight 1 should be at the top Adjust balance weight 1 screw...
Page 7: ...feed Requirement When the stitch length is set at 0 the top and bottom feed dogs and the needle bar should not make any feeding motion when the balance wheel is turned Remove spring 1 Adjust crank 2...
Page 8: ...ned at b d c balance wheel position 180 and the maxi mum stitch length is set the top and bottom feed dogs and the needle bar should not make any feeding motion when the reverse feed lever is pressed...
Page 9: ...t Fig 1 05 1 2 1 05 05 Lifting motion of the bottom feed dog Requirement When the balance wheel is positioned at 180 the feed dog should be at t d c Adjust eccentric 1 screws 2 in accordance with the...
Page 10: ...or reduced as required by moving crank 5 nut 6 up or down 0 5 mm 1 2 3 4 127 091 6 5 1 05 06 Height of the bottom feed dog Requirement 1 When the needle bar is positioned at b d c balance wheel posit...
Page 11: ...Requirement With the maximum stitch length set when the balance wheel is turned the feeding strokes of the needle and the bottom feed dog should be the same With connecting rod 1 nut 2 increase or red...
Page 12: ...crews of the needle plate place the metal gauge over the opening of the needle plate slot so that both sewing feet can be lowered onto the metal gauge For the preliminary adjustment adjust crank 2 scr...
Page 13: ...ting motion Requirement The top feed dog should just have reached the needle plate when the presser foot lift is set at 5 mm and the needle descending from above is 2 mm above the needle plate Turn ec...
Page 14: ...ordance with the requirement Make sure that needle bar 1 and foot 3 do not collide 1 05 10 Preliminary adjustment of the needle height Requirement When the needle bar is positioned at t d c balance wh...
Page 15: ...cording to rule 3 0 8 mm 9 6 1 7 8 5 2 4 3 1 05 11 Needle rise hook clearance needle height and needle guard Requirement With the stitch length set at 4 5 and in the needle rise position see table 1 T...
Page 16: ...point when in handwheel position 10 2 the horn 5 should be lifted by the thread thickness from stitch platen 6 on the right turning point of the bobbin lift 3 Turn excenter 1 screw 2 according to rule...
Page 17: ...nt Fig 1 14 1 2 2 1 05 13 Adjusting the shortened trim stitch Requirement For the trim stitch the machine should carry out a stitch length of 0 5 1 0 mm Adjust lever 1 screws 2 in accordance with the...
Page 18: ...engaged the winding spindle must be driven reliably When it is disengaged friction wheel 3 should not be touching drive wheel 1 2 When it is switched off the bobbin winder must click securely into its...
Page 19: ...sed around the hook the check thread spring 3 should rise slightly from the rest 1 Position rest 1 screw 2 in accordance with requirement 1 Turn sleeve 4 screw 2 to adjust the tension of thread check...
Page 20: ...ustment Fig 1 17 1 1 05 16 Sewing foot pressure Requirement The material should be fed properly even at maximum speed and with the smallest stroke Turn adjustment wheel 1 in accordance with the requir...
Page 21: ...Check that the machine is filled with oil and that the oil lines are free of air Run the machine for 2 3 min Do not put your hands into the needle area when the machine is running Danger of injury fr...
Page 22: ...and scale dial 3 Remove adjustment unit 4 screws 5 Bring lineal 6 screw 7 to the unit using stitch adjuster 4 see arrow Replace adjustment unit 4 scale dial 3 and adjustment knob 1 6 7 1 05 18 Limitin...
Page 23: ...ks In the case of a thread jamming clutch 1 will disengage in order to avoid damage to the hooks The following describes how to re engage clutch 1 Remedy jammed thread fault Hold clutch 1 firmly as sh...
Page 24: ...irement 2 2 4 5 0 1 mm 3 1 7 6 0 1 mm 1 06 Adjusting the thread trimmer 900 81 1 06 01 Resting position of roller lever radial position of control cam Requirement 1 When the take up lever is at t d c...
Page 25: ...3 and knife 7 should be flush see arrow 2 Upper edge thread catcher 3 and upper edge knife 7 must be level Press roller lever 1 against control cam 2 Adjust thread catcher 3 screw 4 in accordance with...
Page 26: ...ssure Bring the take up lever to its b d c and press roller lever 1 into the control cam 2 Turn the balance wheel until the front edge of catcher 3 is at a distance of 3 4 mm from the blade of knife 4...
Page 27: ...he thread trimmer is in its cutting position the clamp spring should slightly touch the thread catcher and hold the thread reliably Adjust clamp spring 1 screw 2 in accordance with the requirement Car...
Page 28: ...e cutting operation has been completed needle and bobbin thread should be cut neatly and bobbin thread 3 held Sew a few stitches Switch off the main switch and the compressed air Carry out a manual cu...
Page 29: ...29 Adjustment 1 07 Parameter list Consult the instruction manual for the drive for a description of the parameter settings and a list of the parameters...
Page 30: ...07 2 Circuit diagrams 2 01 Block diagram PFAFF 2595 2596 PLUS with control pack P74 ED L Synchronizer PD 6 Ministop drive unit long with incremental transducer Q1 Power switch Mains plug Control P74...
Page 31: ...or X2 Incremental transmitter X2 1 Incremental transmitter X2 2 Synchronizer PD 6 X3 Speed control unit X4 PicoTop control panel X5 Input output plug X7 Light barrier plug bobbin thread monitor option...
Page 32: ...32 Circuit diagrams Version 10 08 10 91 191 519 95 Part 1...
Page 33: ...33 91 191 519 95 Part 2 Version 10 08 10 Circuit diagrams...
Page 34: ...34 Circuit diagrams Version 20 04 12 91 191 519 95 Part 3...
Page 35: ...35 91 191 519 95 Part 4 Version 10 08 10 Circuit diagrams...
Page 36: ...utern Phone 49 6301 3205 0 Fax 49 6301 3205 1386 E mail info pfaff industrial com Printed in Germany PFAFF Industriesysteme und Maschinen AG 2009 PFAFF is the exclusive trademark of VSM Group AB PFAFF...
