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Pfaff Industrial 3371-1/01, Service Manual, Page: 43 / 48

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Pfaff Industrial 3371-1/01 Service Manual Download Page 43

 

43

14 Stromlaufpläne

2 Circuit 

diagrams

 

Circuit diagram reference list

Circuit diagrams

A1 

Controller P 320MS

A2 

Control panel S3A

A14 

Sewing head recognition system (OTE)

B1 

Hybrid light barrier Y axis

B2

 

Hybrid light barrier X axis

B

3 

Hybrid light barrier clamp monitoring

H1 Sewing 

lamp

M1 Sewing 

motor

M2 

Sewing motor Y axis

M3 

Sewing motor X axis

Q1 Main 

switch

S1 

Pedal speed control unit

X1 Mains 

switch

X1A A2

 

Control panel S3A

X1B A14

 

Sewing head recognition system (OTE)

X3 M1

 

Incremental transmitter (sewing motor)

X4A M2

 

Stepping motor + hybrid light barrier Y axis

X4B M3

 

Stepping motor + hybrid light barrier X axis

X5 Inputs

X8 M

1 

Sewing motor

X11A CAN 

interface

X11B S

1 

Pedal speed control unit

X13 Outputs

X21 B

1 

Hybrid light barrier X axis

X22 B2

 

Hybrid light barrier Y axis

X23 B3

 

Hybrid light barrier clamp monitoring

X41 Y1

 

Clamp open

X43 Y3

 

Thread trimming

X44 Y4 

Thread 

wiper

Y1 Clamp 

open

Y3 Thread 

trimming

Y4 Thread 

wiper

Summary of Contents for 3371-1/01

Page 1: ...SERVICE MANUAL 3371 1 296 12 18 982 002 Justieranleitung engl 01 11 This service manual applies to machines from serial number 2 780 933 and software version 0335 022 onwards...

Page 2: ...n of PFAFF Service 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 St...

Page 3: ...trol cam 17 1 16 Position of the control roller 18 1 17 Position of the drive shaft of the thread trimmer 19 1 18 Aligning the stop plate 20 1 19 Adjusting the trimmer solenoid 21 1 20 Adjusting the e...

Page 4: ...the most logical work sequence for machines which have to be completely adjusted If only specific individual work steps are carried out both the preceding and following chapters must be observed Screw...

Page 5: ...c needle Hold clutch 1 screws 2 and bring the needle bar into the appropriate position by turning the balance wheel Press pedal forwards again to re check the position set Conclude the adjustment by...

Page 6: ...respective initiator When removing the work clamp holder take care that the ball bearings in the arm support do not drop out Remove the work clamp holder and the lower feed plate Screw adjustment gaug...

Page 7: ...the instruction manual With the corresponding plus minus key move the work clamp drive unit in accordance with requirement 1 also see Chapter 11 03 Parameter input Switch off the machine Remove adjus...

Page 8: ...ize see Chapter 9 07 Adjusting the size of sewing area in the in struction manual In the input mode select parameter 610 see Chapter 11 03 Parameter input in the in struction manual If necessary enter...

Page 9: ...the X direction Move along the maximum set sewing area size in X direction by pressing the corresponding plus minus keys If necessary adjust the position of work clamp 1 by entering a correction valu...

Page 10: ...Loosen screws 1 2 and 3 remove motor 4 Move the eccentric shaft 5 in accordance with requirement 1 and twist it in accordance with requirement 2 Tighten screws 1 and 3 Move adjustment ring 6 against t...

Page 11: ...djusting the needle height Requirement With the needle bar in b d c the upper marking on the needle bar 1 should be flush with the lower edge of the needle bar bush Adjust needle bar 1 screw 2 in acco...

Page 12: ...dge of the needle eye must be 0 8 mm below the hook point and 3 the distance between the needle and the tip of the hook race should be 7 5 mm Loosen screws 1 2 and 3 Turn the eccentric pin 4 in accord...

Page 13: ...irement With the needle at 2 4 mm after BDC 1 the hook point should be centred to the needle and 2 the needle guard see arrow should slightly touch the needle Turn catch 1 screw 2 in accordance with r...

Page 14: ...the hook race cover Requirement The needle should be centred to cutout B and the rear side of the needle flush to the imaginary line A Move the hook race cover 1 screws 2 in accordance with the requi...

Page 15: ...he work clamp should be parallel to each other Turn lever 1 nut 2 and screw 3 in accordance with requirement 1 Move lift plate 4 screws 5 in accordance with requirement 2 After aligning the work clamp...

Page 16: ...hread wiper is centred to the needle its lower edge should be 14 15 mm above the upper edge of the needle plate Bring the thread wiper 1 into the appropriate position by operating the work clamp manua...

Page 17: ...am 1 and arm shaft 3 should correspond with each other 2 The outer edge of control cam 1 should be at a distance of 32 5 mm from the metal surface of the case Turn control cam 1 screw 2 in accordance...

Page 18: ...needle bar is at its b d c the control roller should be centred to the running path of control cam 2 Turn screw 3 nut 4 in accordance with the requirement For checking purposes operate lever 1 by han...

Page 19: ...of the drive shaft of the thread trimmer Requirement When the thread trimmer is in its basic position shaft 1 should be flush with the metal edge of the machine case Move shaft 1 screws 2 and 3 in ac...

Page 20: ...18 Aligning the stop plate Requirement When the thread trimmer is in its basic position there should be a clearance of 0 3 mm between lever 3 and plate 1 Move plate 1 screws 2 in accordance with the...

Page 21: ...djusting the trimmer solenoid Requirement When the thread trimmer is in its neutral position solenoid 1 should be at a distance of 5 mm from the case Turn nut 1 nut 2 in accordance with the requiremen...

Page 22: ...e lever 1 screws 2 in accordance with the requirement 1 2 3 4 1 20 Adjusting the engaging lever Requirement When the thread trimmer is in its neutral position pin 3 should be at a distance of 0 5 mm f...

Page 23: ...tip of the thread catcher 1 should be at a distance of 4 5 mm from the centre of the needle hole 2 The blade of knife 3 should be at distance of 0 5 mm from the needle plate insert Adjust thread catc...

Page 24: ...ccordance with the requirement If the needle thread is too short after trimming trip 1 can be slightly readjusted Fig 1 18 1 1 22 Position of the release trip Requirement The slots of trip 1 should be...

Page 25: ...lever 6 lightly in the direction shown by the arrow Move release catch 7 against lever 6 and tighten screws 4 Remove the feeler gauge and attach spring 3 Spring 3 should only be released and attached...

Page 26: ...irement After thread trimming the distance X between tension discs 3 should be 0 6 0 8 mm for normal materials and 0 8 1 0 mm for heavy materials Bring the machine into the cutting position by hand Mo...

Page 27: ...ntre of the slot of thread regulator 3 Adjust thread check spring 1 screw 2 in accordance with requirement 1 Move thread regulator 3 screw 4 in accordance with requirement 2 Turn pin 5 to adjust the t...

Page 28: ...nd the metal edge of the machine case 2 When the bobbin winder is switched on its friction wheel should be driven by drive wheel 1 When the bobbin winder is switched off drive wheel 1 must not touch t...

Page 29: ...wards key With the clamp in this position press the TE key In the input mode select parameter 601 see Chapter 11 03 Parameter input in the instruction manual Select input 3 with the corresponding plus...

Page 30: ...n manual Fit the new work clamp and align it in as described in Chapter 15 07 Select the seam program to match the work clamp cutout see Chapter 9 06 of the in struction manual Check the seam program...

Page 31: ...on on delivery the machine s zero points remain unaffected Switch on the machine Select parameter 607 with the corresponding plus minus keys If necessary enter the code see Chapter 11 04 01 Entering t...

Page 32: ...rried out on the machine Switch off the machine Connect the PC serial interface or appropriate USB adapter and the machine control unit RS232 To do so disconnect the plug of the control panel Switch o...

Page 33: ...start stitch no 5 500 2700 500 2700 500 2700 500 2700 500 2700 500 900 2700 2700 2700 003 Locking releasing seam patterns This parameter is used to release ON or lock OFF the individual seam patterns...

Page 34: ...the zero point OFF ON OFF OFF 008 Speed for the winding function This parameter is used to fix the speed for the winding operation 200 2700 1500 009 Via zero point to starting point after end of seque...

Page 35: ...holding current at rest with closed work clamp is switched on or off ON OFF ON 016 Key tone The key tone as reaction to a key on the control panel being pressed is switched on or off The double tone...

Page 36: ...collisions the sewing area size of the clamp in use is entered The control unit checks the path and if necessary issues an error message 200 100 100 024 Sewing area sizeY 1 10 mm To avoid mechanical...

Page 37: ...s is displayed IN VAL 1 IN1 programmable input 1 2 IN2 programmable input 2 3 E3 work clamp raised 4 5 6 7 8 9 10 11 12 13 14 15 16 602 Display special inputs With this function it is possible to chec...

Page 38: ...cted OUT VAL 1 S R Solenoid for work clamp open 2 S R 3 S R Solenoid for thread trimming 4 S R 5 S R 6 S R Program outlet 7 S R Program outlet 8 S R 9 S R 10 S R 11 S R 12 S R 13 S R 14 S R 15 S R 16...

Page 39: ...ng motor cor rection values for the reference points REFX REFY The access code is required for this adjustment 609 Setting the clamp centre X This function is used to set the cen tre of the clamp in X...

Page 40: ...ode has been entered Once a valid access code has been entered the suppression is cancelled until the machine is switched off 801 Right of access function group 000 ON OFF ON 802 Right of access funct...

Page 41: ...ERROR 201 Error Sewing motor see cap 11 09 ERROR 202 Pattern too large ERROR 203 Overload data transfer sewing motor ERROR 204 Tacting function locked ERROR 205 Run function locked ERROR 206 No NIS E...

Page 42: ...ror 2 Write error 3 Full EEPROM 4 No EEPROM 5 Invalid size 6 Invalid address 7 Address overflow 8 Checksum falled 9 Serialnr changed 7 Adressen berlauf 8 Checksummen Fehler 9 Falsche Seriennummer ERRO...

Page 43: ...edal speed control unit X1 Mains switch X1A A2 Control panel S3A X1B A14 Sewing head recognition system OTE X3 M1 Incremental transmitter sewing motor X4A M2 Stepping motor hybrid light barrier Y axis...

Page 44: ...44 91 191 506 95 Page 1 Version 07 07 06 Circuit diagrams...

Page 45: ...45 Circuit diagrams Version 07 07 06 91 191 506 95 Page 2...

Page 46: ...46 91 191 506 95 Page 3 Version 07 07 06 Circuit diagrams...

Page 47: ...47 Circuit diagrams Version 07 07 06 91 191 506 95 Page 4...

Page 48: ...o pfaff industrial com Hotlines Technical service 49 175 2243 101 Application consultance 49 175 2243 102 Spare parts hotline 49 175 2243 103 Printed in Germany PFAFF Industriesysteme und Maschinen AG...

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