Pfaff 1471 E1 Instruction Manual Download Page 3

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Index

Contents ............................................................................... Chapter - Page

Safety ........................................................................................................................ 1 - 1

.01

Directives ................................................................................................................... 1 - 1

.02

General notes on safety ............................................................................................. 1 - 1

.03

Safety symbols .......................................................................................................... 1 - 2

.04

Important points for the user ..................................................................................... 1 - 2

.05

Operating and specialist personnel ............................................................................ 1 - 3

.05.01

Operating personnel .................................................................................................. 1 - 3

.05.02

Specialist personnel ................................................................................................... 1 - 3

.06

Danger ....................................................................................................................... 1 - 4

Proper use ................................................................................................................ 2 - 1

Specifications ........................................................................................................... 3 - 1

.01

PFAFF 1471E1, 1474E1 ............................................................................................. 3 - 1

.02

Needle and thread ...................................................................................................... 3 - 2

.03

Models and subclasses .............................................................................................. 3 - 2

Disposal of the machine .......................................................................................... 4 - 1

Transport, packaging and storage .......................................................................... 5 - 1

.01

Transport to the customer ......................................................................................... 5 - 1

.02

Transport within the customer’s premises ................................................................ 5 - 1

.03

Disposal of the packaging .......................................................................................... 5 - 1

.04

Storage ...................................................................................................................... 5 - 1

Explanation of the symbols ..................................................................................... 6 - 1

Controls .................................................................................................................... 7 - 1

.01

On/off switch ............................................................................................................. 7 - 1

.02

Keys on the machine head ......................................................................................... 7 - 1

.03

Pedal .......................................................................................................................... 7 - 2

.04

Knee switch ............................................................................................................... 7 - 2

.05

Knee lever .................................................................................................................. 7 - 3

.06

Lever for lifting the roller presser ............................................................................... 7 - 3

.07

Edge trimmer -725/04 for the 1471E1 ....................................................................... 7 - 4

.08

Edge trimmer -725/04 for the 1474E1 ....................................................................... 7 - 4

.09

Control panel .............................................................................................................. 7 - 5

.09.01

Display ....................................................................................................................... 7 - 5

.09.02

Operation-mode keys ................................................................................................. 7 - 6

.09.03

Function keys ............................................................................................................. 7 - 6

.09.04

Number keys ............................................................................................................. 7 - 6

Mounting and commissioning the machine .......................................................... 8 - 1

.01

Mounting ................................................................................................................... 8 - 1

.01.01

Adjusting the table-top height .................................................................................... 8 - 1

.01.02

Fitting the tilt lock ...................................................................................................... 8 - 2

.01.03

Adjusting the V-belt tension ....................................................................................... 8 - 2

Summary of Contents for 1471 E1

Page 1: ...Instruction manual 296 12 18120 Betriebsanleitung engl 04 98 1471 E1 1474 E1...

Page 2: ...copying or translation of PFAFF Instruction Manuals whether in whole or in part is only permitted with our previous permission and with written reference to the source G M PFAFF Aktiengesellschaft Pos...

Page 3: ...5 1 5 02 Transport within the customer s premises 5 1 5 03 Disposal of the packaging 5 1 5 04 Storage 5 1 6 Explanation of the symbols 6 1 7 Controls 7 1 7 01 On off switch 7 1 7 02 Keys on the machin...

Page 4: ...desired language 9 80 10 Sewing 10 10 10 01 Manual sewing 10 10 10 02 Sewing with the fixed programs 10 20 10 03 Programmed sewing 10 40 10 04 Decorative seams 10 50 10 05 Program interruption 10 50...

Page 5: ...dle in the direction of sewing 1474E1 13 70 13 04 06 Preadjusting the needle height 13 80 13 04 07 Needle rise hook to needle clearance needle height and needle guard 1471E1 13 90 13 04 08 Needle rise...

Page 6: ...drive lever 13 42 13 07 06 Adjusting the control cam with the adjustment gauge in relation to the bobbin opener and the scissor 13 43 13 07 07 Radial position of the control cam in relation to the bo...

Page 7: ...g sewing tools e g needle roller presser needle plate or bobbin when threading the machine when leaving the machine unattended and during maintenance work the machine is to be separated from the power...

Page 8: ...erating the machine for the first time The operating and specialist personnel is to be instructed as to the safety equipment of the machine and regarding safe work methods It is the duty of the user t...

Page 9: ...ways immediately report to the person responsible any changes in the machine which may limit its safety 1 05 02 Specialist personnel Specialist personnel are persons with a specialist education in the...

Page 10: ...jury 2 3 4 Fig 1 01 1 6 5 Do not operate the machine without support 1 Danger due to top heavy sewing head Machine can tip over backwards when tilted Do not operate the machine without its take up lev...

Page 11: ...ith a forward and reverse feeding feed wheel and roller presser These machines are used for sewing lockstitch seams in the leather and upholstery industries Any and all uses of this machine which have...

Page 12: ...ight 180 mm Dimensions of sewing head Length approx 615 mm Width approx 240 mm Height above table approx 500 mm Bedplate 518 x 177 mm Max speed 4000 spm Max stitch length 5 0 mm Cutting clearance on 7...

Page 13: ...Specifications 3 2 3 03 Models and subclasses 725 04 for the 1471E1 Edge trimmer 725 04 for the 1474E1 Edge trimmer 900 53 Thread trimmer 906 10 Thread tension control...

Page 14: ...arious plastics The electrical equipment consists of plastics and copper The machine waste is to be disposed of in accordance with the locally valid environmental protection regulations If necessary a...

Page 15: ...ithin the customer s premises and to the individual locations of use Always ensure that the machine is only transported upright 5 03 Disposal of the packaging The packaging of these machines consists...

Page 16: ...s Instruction Manual certain tasks or important pieces of information are accentuated by symbols The symbols used have the following meanings Note information Cleaning care Lubrication greasing Servic...

Page 17: ...ing On Off switch 1 Fig 7 02 7 02 Keys on the machine head Different functions are carried out by pressing the different keys Key 1 reverse sewing Key 2 sews one stitch with half stitch length Key 3 s...

Page 18: ...pedal functions can also be programmed see chapter 10 Sewing Fig 7 03 0 1 2 3 7 04 Knee switch By activating the knee switch 1 the end of the seam section can be signalized during programmed sewing Th...

Page 19: ...The roller presser is raised by pressing the knee lever 1 in the direction of the arrow 1 Fig 7 05 7 06 Lever for lifting the roller presser The roller presser is raised by turning lever 1 1474E1 is...

Page 20: ...ow the edge guide 2 can no longer operate Raise lever 4 The edge guide swings to the rear Fig 7 07 Fig 7 08 1 2 4 3 7 08 Edge trimmer 725 04 for the 1474E1 Do not reach into the area of the knife when...

Page 21: ...mber of seam section stitch length etc Text field The text field is in the middle section of the screen in which messages are displayed in 2 lines Stylized seam sections can also be shown here with in...

Page 22: ...g to superordinate menu functions for error acknowledgement following an error message Clear key set the input value to 0 for error acknowledgement following an error message Enter key for confirming...

Page 23: ...e is sufficiently sturdy at all times including during operation of the machine 8 01 Mounting The required electricity supply must be available at the machine s location There must be a level firm flo...

Page 24: ...n the V belt with belt take up hanger2 Tighten nuts 1 Fig 8 03 1 2 cm 2 Fig 8 02 8 01 02 Fitting the tilt lock Screw on tilt lock parts 1 and 2 provided in the accessories using screws 3 and 4 Do not...

Page 25: ...ighten screws 2 1 2 2 Fig 8 04 1 2 3 4 4 6 6 7 7 5 4 8 01 04 Mounting the upper V belt guard Screw position stop 1 onto the right half of V belt guard 2 Attach both halves 2 and 3 of the belt guard wi...

Page 26: ...y Plug the synchronizer plug into the electrical socket of the control box Adjust the synchronizer see chapter 13 04 01 Adjusting the synchronizer Fig 8 06 2 1 8 01 07 Mounting the spool holder Mount...

Page 27: ...achine thoroughly and oil it fill with oil see chapter 12 Care and maintenance Have specialists ensure that the machine s motor can be operated with the available electricity supply and that it is con...

Page 28: ...s or switching off the On Off switch 9 01 Inserting the needle in the 1471E1 Turn the machine off Use only system 134 needles Raise roller presser 1 Swing the eye guard up Pull roller presser 1 down s...

Page 29: ...he left Loosen screw 2 and insert needles 3 and 4 so that the long groove of the left needle 3 is facing to the right and that of the right needle 4 is facing to the left Tighten screw 2 and swing the...

Page 30: ...bobbin 1 a few times Switch on the bobbin winder while at the same time pressing bobbin winder spindle 2 and lever 3 The bobbin is filled up during sewing The thread tension on bobbin 1 can be adjuste...

Page 31: ...shown in Fig 9 04 9 04 Removing Inserting the bobbin case Fig 9 04 9 05 Threading the bobbin case Adjusting the bobbin thread tension Insert the bobbin into the bobbin case 1 Pass the thread through...

Page 32: ...ng the needle Adjusting the needle thread tension in the 1471E1 1 Fig 9 06 2 Turn the machine off Swing eye guard 1 up Thread the machine as shown in Fig 9 06 Adjust the needle thread tension by turni...

Page 33: ...he needle Adjusting the needle thread tension in the 1474E1 Fig 9 07 Turn the machine off Swing eye guard 1 up Thread both needle threads as shown in Fig 9 07 Adjust the needle thread tension by turni...

Page 34: ...ig 9 09 Using the number keys enter the desired stitch lengths The value entered will be assumed for both the feed wheel and the roller presser If the values for the feed wheel and the roller presser...

Page 35: ...UAGES with number key 3 Select the desired language with the number keys 1 D 2 GB 3 F 4 I 5 E 6 P The language is immediately changed to the desired language after the corresponding number has been en...

Page 36: ...thread is cut when the pedal is pressed backwards Needle position When this function is active the machine positions the needle at its top position when stopping When this function is deactivated the...

Page 37: ...ctions which you can switch between with the knee switch They are designed as rotary programs and are completed by activating the pedal see chapter 10 04 Decorative seams Turn the machine on 1 2 3 4 5...

Page 38: ...When this function is active the roller presser is raised when the machine is stopped Roller presser down after trimming When this function is active the roller presser is lowered after the trimming p...

Page 39: ...ns Explanation of the symbols Program interruption This function interrupts the sewing of the seam program see chapter 10 05 Program interruption Needle up By activating this function the machine runs...

Page 40: ...orative seams in chapter 11 14 02 Example for programming a decorative seam 10 05 Program interruption If the sewing of a program has to be interrupted e g in the case of a thread breakage the functio...

Page 41: ...2 3 4 5 6 7 9 0 Enter 8 Esc Clear Fig 10 06 The error must be corrected before the machine can be operated To correct errors By pressing the Enter key you skip back to the incorrect entry Make the co...

Page 42: ...Program number The number of the selected seam program appears behind this symbol Number of seam sections The total number of seam sections contained in the current seam program is displayed behind t...

Page 43: ...Clear Fig 11 02 Current seam section The number of the current seam section is shown behind the symbol e g 1 Single start bartack Double start bartack Seam Single end bartack Double end bartack Place...

Page 44: ...8 Esc Clear Fig 11 03 Explanation of the symbols in the display Programming This function opens a direct menu for programming seams The program is inputted using the control panel Teach In This functi...

Page 45: ...resserdownaftertrimming bartack suppression start bartack end bartack stitch length program interruption switch to manual SEWING needle up program selection needle position rollerpresserupafterstop th...

Page 46: ...TCHES FORWARDS 4 STITCHES REVERSE 2 SPEED 2 SPEED 1 START BARTACK PEDAL DEPENDENT 1 START BARTACK PEDAL DEPENDENT start bartack 4 STITCHES REVERSE double end bartack 2 SPEED 3 STITCHES FORWARDS 4 STIT...

Page 47: ...BARTACK PEDAL DEPENDENT 4 STITCHES REVERSE 4 STITCHES REVERSE 2 SPEED 3 STITCHES FORWARDS 2 SPEED 3 STITCHES FORWARDS 4 STITCHES REVERSE reverse sewing speed double start bartack 2 SPEED 1 START BARTA...

Page 48: ...ELETE ONE PROGRAM MEMORY 11 08 Summary of the functions in the input menu Input menu 1 START BARTACK PEDAL DEPENDENT 2 HORN 3 LANGUAGES 1 SWITCH FUNCTIONS 1 START BARTACK FORWARDS 2 BARTACK S 2 START...

Page 49: ...TINUOUS FEED 2 CONTINUOUS FEED 2 CONTINUOUS FEED 1 ONE FEED 2 CONTINUOUS FEED 5 SERVICE 6 CONTROL PANEL BRIGHTNESS 2 POS UP 1 POS DOWN 3 CUTTING MAGNET POSITION 4 TENSION RELEASE POSITION 5 TURN BACK...

Page 50: ...function SEWING MOTOR with number key 2 The following display appears 1 2 3 4 5 6 7 9 0 Enter 8 Esc Clear Fig 11 07 Select the function ADJUST SYNCHRONIZER with number key 1 The display for adjusting...

Page 51: ...s The fixed programs can be altered via the functions stitch length and seam section selection 11 11 Creating seam programs 11 11 01 Altering fixed programs Select INPUT mode The initial INPUT display...

Page 52: ...LE 0 99 9 9 3 to 1 2 3 4 5 6 7 9 0 Enter 8 Esc Clear Enter Fig 11 14 A comment of up to 14 characters can be entered The characters in the display can be scrolled through with the arrow keys Select a...

Page 53: ...ed the seam is sewn backwards in the current seam section Bartack menu This function opens a direct menu for inputting bartack functions see chapter 11 12 Bartack menu Placed stitch This function open...

Page 54: ...try with the Enter key The menu for inputting a comment appears Fig 11 16 Fig 11 17 PROGRAM NUMBER 3 PERMISSIBLE 0 99 9 9 3 to 1 2 3 4 5 6 7 9 0 Enter 8 Esc Clear Enter Fig 11 18 A comment of up to 14...

Page 55: ...e machine switches automatically to manual SEWING Sew the seam manually The end of the seam section can be determined after the first standstill of the machine 1 2 3 4 5 6 7 9 0 Enter 8 Esc Clear Fig...

Page 56: ...ressing this key once turns the function on or off A double click of this key opens the menu for inputting the bartack parameters Single end bartack Pressing this key once turns the function on or off...

Page 57: ...PLACED STITCH OFF 1 ON 0 OFF Select the placed stitch function Enter 1 2 Select placed stitch function to set the position of the placed stitch Fig 11 24 1 2 3 4 5 6 7 9 0 Enter 8 Esc Clear Set the r...

Page 58: ...e key once I e the seam section end is determined by the number of stitches Pressing the key once again opens the menu for inputting the number of stitches Pressing the key a third time switches the f...

Page 59: ...isplay representations are only accurate if no program has been inputted previously 11 15 01 Example of seam programming The seam to be programmed is to contain 5 seam sections and to be saved with th...

Page 60: ...ig 11 28 appears again Select letter A Complete the comment in this way Confirm the entry with the Enter key 4 1 Enter Fig 11 30 Program the first seam section This seam section is to contain a double...

Page 61: ...ISSIBLE 1 15 Enter the number of stitches 1 2 3 4 5 6 7 9 0 Enter 8 Esc Clear Fig 11 34 STITCHES FORWARDS 2 STITCHES PERMISSIBLE 1 15 2 Confirm this input with the Enter key Enter 1 2 3 4 5 6 7 9 0 En...

Page 62: ...This is entered for both stitch lengths If varying values are to be entered the roller presser and the feed wheel must be selected individually using the arrow keys Observe the cursor Enter the desire...

Page 63: ...ERMISSIBLE 1 999 Enter the desired number of stitches Confirm this entry with the Enter key 5 Enter Fig 11 40 Close the seam section end menu with the Enter key Switch off the program end function num...

Page 64: ...he seam section end function number key 9 Fig 11 44 Select the menu for inputting the number of stitches number key 1 Display Fig 11 45 appears Enter 0 5 2 NO OF STITCHES 0 Input the value for the sti...

Page 65: ...tion Fig 11 47 Program the third seam section so that the stitch length is 5 0 mm a stitch count is carried out 1 stitch and the seam is sewn in reverse Select the seam section end function number key...

Page 66: ...to the inputting of the fourth seam section Program the fourth seam section In this seam section the stitch length should be 5 0 mm and a stitch count should be carried out 1 stitch Select the seam s...

Page 67: ...2 3 4 5 6 7 9 0 Enter 8 Esc Clear Fig 11 52 2 SPEED 1500 3 STITCHES FORWARDS 03 4 STITCHES REVERSE 03 Enter Enter 1 3 1 Enter 4 Enter 5 NO OF STITCHES 0 Select the STITCHES FORWARDS function Enter the...

Page 68: ...the stitch length Confirm this entry by pressing the Enter key Select the seam section end function number key 9 If the stitch counter function is not active switch it on number key 1 Activate the sti...

Page 69: ...ter 11 15 01 Example for programming a seam Confirm with the Enter key Fig 11 56 Program the first seam section This seam section should have stitch counting 1 stitch and a stitch length of 2 mm Selec...

Page 70: ...9 Switch off the program end function number key 0 Confirm the first seam section by pressing the Enter key Fig 11 60 Program the second seam section This seam section should have stitch counting 1 st...

Page 71: ...by pressing the Enter key Program the third seam section This seam section should have stitch counting 1 stitch and a stitch length of 5 mm Select the seam section end function number key 9 Select the...

Page 72: ...firm the seam section end by pressing the Enter key Select the stitch length function number key 4 Enter the stitch length Confirm with the Enter key Select the program end function number key 0 Confi...

Page 73: ...on seam section end and a stitch length of 2 8 mm Select the stitch length function number key 1 Enter the stitch length Confirm with the Enter key Fig 11 62 Sew the first seam section manually The nu...

Page 74: ...tch length Confirm with the Enter key Sew the second seam section manually The number of stitches is counted and displayed in the status line After stopping the machine skips automatically to inputtin...

Page 75: ...or Bring the pedal backwards into the 2nd position The roller presser up after stop function is activated automatically Switch on the thread trimmer function number key 4 Select the program end funct...

Page 76: ...more than this shorter intervals are recommended 12 01 Cleaning Clean the hook and hook compartment daily more often if in continuous operation Turn the machine off Bring the needle bar to its highes...

Page 77: ...few drops of oil into the hook race see arrow Fig 12 02 12 03 Filling the oil reservoir Check the oil level before every use Fill oil through hole 1 into the reservoir as required There must always b...

Page 78: ...1471E1 model Fig 12 05 shows the bevel gears of the 1474E1 model Brush a little grease onto all of the tooth flanks and the rack see arrows To bring the machine head back to its upright position pres...

Page 79: ...quired We recommend PFAFF thread lubrication oil Part no 280 1 120 217 Fig 12 06 1 2 12 06 Cleaning the air filter on the control box Turn the machine off The filter must be cleaned at least once a we...

Page 80: ...ghtened again when the adjustment is complete 13 02 Tools gauges and other adjustment aids 1 set of screwdrivers with blade widths from 2 to 10 mm 1 set of wrenches with jaw widths from 7 to 13 mm 1 s...

Page 81: ...cending in sewing direction is at the top edge of the needle plate the reference point must be at 0 Fig 13 01 1 2 3 4 5 6 7 9 0 Enter 8 Esc Clear REFERENCE 0 180 180 90 90 Switch the machine on and se...

Page 82: ...ection until the point of the descending needle is at the top edge of the needle plate With the needle in this position turn synchronizer 2 until the cursor in the display is at 0 Tighten screws 1 For...

Page 83: ...ect SERVICE Select CONFIGURATION Press number keys to set the configuration according to requirement 5 7 13 4 Number Machine configuration 0 1471E1 1474E1 1491E1 and 1493E1 1 1471E1 1474E1 1491E1 and...

Page 84: ...ts direction of rotation until the needle is in the needle hole Check the requirement by turning the single start bartack on and then off again Switch the machine off For the adjustment loosen screw 1...

Page 85: ...inner edge of the mounting hole when the needle is at both the front and rear points of reversal Turn the machine on and set the stitch length at 5 Check the requirement by turning the single start ba...

Page 86: ...nt The needles must penetrate the middle of the needle holes as viewed in the direction of sewing Move the needle bar frame 1 screws 2 and 3 as well as nut 4 in accordance with the requirement Screws...

Page 87: ...eight Requirement With the needle bar in its TDC there should be a clearance of approx 22 mm between the point of the needle and the needle plate Fig 13 05 1 2 22 mm Move needle bar 1 screw 2 accordin...

Page 88: ...nting to the middle of the needle and be at a distance of 0 05 0 1 mm to the needle 2 The top edge of the eye of the needle must be 0 8 1 mm below the hook point 3 The needle guard 6 must lightly touc...

Page 89: ...e height according to requirement 2 Move the hook post according to requirement 1 and tighten screws 4 Remove the adjustment pin from the hole 5 Observing the play of the bevel pinion 8 tighten screws...

Page 90: ...of the eyes of the needles must be 0 8 1 mm below the hook points 3 The needle guards 10 must lightly touch the needles on the left and right hand side Loosen screws 1 2 3 4 5 6 and 7 Slightly loosen...

Page 91: ...e play of the bevel pinion tighten screws 2 and 4 Bring retaining collar 11 to rest on bevel pinion 12 and tighten screws 3 Bring retaining collar 13 to rest on bevel pinion 14 and tighten screws 5 Ti...

Page 92: ...must be positioned in the center of the needle hole when penetrating and retracting from the needle plate Fig 13 08 2 2 1 Turn the machine on Set stitch at maximum length and sew four or five stitche...

Page 93: ...on to sewing 1474E1 Requirement The needles must penetrate the center of their respective needle holes as viewed in transverse direction of sewing Move feed wheel post 1 screws 2 to both sides of the...

Page 94: ...top edges of the bobbin case opener 1 and the bobbin case base 3 must be at the same height Fig 13 10 Move the bobbin case base 1 screws 2 in accordance with the requirement Carry out the same adjustm...

Page 95: ...0 3 0 5 mm from the rear edge of the needle plate recess Turn the handwheel until the bobbin case opener pushes the bobbin case away as far as possible Move the bobbin case base screw 1 in accordance...

Page 96: ...0 8 mm 2 With the roller presser raised feed wheel 4 must have a play in height of approx 0 3 mm Fig 13 12 Swing out the roller presser Loosen screws 1 and 2 Turn the driving gear 3 according to requi...

Page 97: ...With the roller presser raised the feed wheel 4 must have a play in height of approx 0 3 mm Fig 13 13 Swing out the roller presser Loosen screws 1 and 2 two screws Turn the driving gear 3 according t...

Page 98: ...t With lever 1 raised the clearance between the roller presser and the feed wheel must be 7 mm Raise lever 1 Move the presser foot bar screws 2 in accordance with the requirement Take care to ensure t...

Page 99: ...the left needle when viewed in transverse direction of sewing Raise the roller presser 1 Always observe requirement 1 when carrying out the following adjustments Move the roller presser 1 screw 2 in...

Page 100: ...in respect to the needle when viewed in transverse direction of sewing 3 With the roller presser resting on the fabric the clearance between the holding down clamp 1 and the fabric should be 0 2 0 3...

Page 101: ...atically Move solenoid 1 screws 2 in accordance with the requirement Turn the machine on and check the requirement Turn the machine off Depending on the thickness of the material the clearance between...

Page 102: ...resser must drop automatically when the knee lever is pressed as far as it will go 3 Bar 5 of the knee lever must be at an angle of approx 75 to the bedplate 4 6 2 1 3 5 7 5 Turn screw 1 nut 2 in acco...

Page 103: ...ever 1 Adjust screw 2 nut 3 in accordance with the requirement Raise the roller presser using the automatic presser foot lifter or the knee lever Move the drive dog 4 screw 5 in accordance with the re...

Page 104: ...ust be slightly raised above the support 1 _ 2 7 m m 7 1 6 5 3 4 Fig 13 20 Move support 1 screw 2 in accordance with requirement 1 Turn screw 3 screw 4 to adjust the spring power Move the slack thread...

Page 105: ...rew 5 to adjust the tension of the thread check spring 3 Turn sleeve 7 screw 8 to adjust the tension of the thread check spring 6 Move support 9 screw 10 in accordance with requirement 1 If the adjust...

Page 106: ...bobbin winder off the friction wheel 5 must not engage the drive wheel 1 2 The bobbin winder must turn off automatically when the thread level is approx 1 mm from the edge of the bobbin 2 1 5 Fig 13 2...

Page 107: ...g 13 23 Adjust the roller presser pressure with screw 1 in accordance with the requirement Screw 1 is underneath a cover When the roller presser pressure is low the lowering speed of the roller presse...

Page 108: ...ting wheel turned upwards as far as it will go 1 the knife carrier 2 must be parallel to the post and 2 the upper edge of the needle plate must be centered with respect to the knife bracket Turn the a...

Page 109: ...2 so that the mark of the desired cutting stroke is opposite the mark on the clamp collar 3 13 05 02 Knife stroke Requirement The knife stroke can be set within a range of 1 0 to 3 5 mm for the ideal...

Page 110: ...dle in the needle hole half of the motion of the knife 1 must take place in front of the needle and half behind it when the motor shaft is turned by hand Turn the machine off and swing in the edge tri...

Page 111: ...rimmer swung in the knife must lightly touch the needle plate insert Make sure there is no whistling sound produced during the cutting process Turn screw 1 screw 2 according to the requirement Carry o...

Page 112: ...04 for the 1474E1 13 06 01 Replacing the knife Turn the machine off Loosen screw 1 and remove knife 2 Insert a new knife 2 and slide it flush against the needle plate insert Tighten screw 1 Check chap...

Page 113: ...chine off and swing in the edge trimmer Loosen screw 1 Position the knife in the middle of its setting range by turning eccentric 2 Move knife carrier 3 in accordance with the requirement and tighten...

Page 114: ...e stroke Requirement The knife stroke can be set within a range of 2 0 to 3 5 mm for ideal adaptation to any material used 1 3 2 Fig 13 30 Turn crank 1 nut 2 in the connecting link 3 in accordance wit...

Page 115: ...edles in the needle holes half of the motion of the knife 3 must be in front of the needle and half behind it when the motor shaft is turned by hand Fig 13 31 Turn the machine off and swing in the edg...

Page 116: ...trimmer swung in the knife 1 must lightly touch the needle plate insert Make sure there is no whistling sound during the cutting process Switch off the machine and swing in edge trimmer Move knife 1 s...

Page 117: ...crews 3 Loosen screw 4 Swing out bobbin case base 5 by hand and hold it in this position Remove bolt 6 Swing out the scissor driving rod and remove scissor 7 Allow bobbin case base 5 to swing in and s...

Page 118: ...collar 3 In this position tighten one of the screws 1 slightly so that control cam 2 can still be turned Loosen screw 4 Position the straight section of the control cam underneath the roller of the t...

Page 119: ...the tripping lever 3 in resting position there must be a clearance of 0 3 mm between its roller and the circumference of the control cam 4 Fig 13 35 Bring the needle bar to BDC Move solenoid carrier...

Page 120: ...ll be positioned at a distance of 1 mm before its lower stop Fig 13 36 Bring the needle bar to BDC and activate the tripping lever by hand Push solenoid housing 1 screw 2 up as far as possible and the...

Page 121: ...g sure that the lever 3 is not moved upwards Continue screwing screw 2 back in by another half turn and tighten nut 1 Fig 13 37 1 2 3 4 5 1 2 0 5 m m 13 07 05 Scissor drive lever Requirement With the...

Page 122: ...sen screws 1 and 2 Bring the needle bar to BDC and activate the tripping lever by hand roller 3 engaged Adjust the control cams in accordance with the requirement and insert adjustment gauge 5 Turn co...

Page 123: ...e roller of the tripping lever 1 must fall in easily and unobstructedly in the cam track Bring the needle bar to 4 mm after BDC use adjustment gauge and C clamp Loosen screws 2 Turn control cam 3 in t...

Page 124: ...ing lever 4 and the external diameter of control cam 6 6 5 2 4 3 1 0 3 mm 6 4 Fig 13 40 Bring the needle bar to BDC and activate the tripping lever by hand Loosen screws 1 and 2 Turn the handwheel in...

Page 125: ...and C clamp Turn control cam 2 until the trip is touching the roller of the tripping lever 3 Taking care that control cam 2 is 9 mm from retractor cam 4 tighten one of the screws 1 Remove the C clamp...

Page 126: ...Bring the needle bar to BDC and activate the engaging lever by hand Position the point of the trip of control cam 2 exactly at the middle of the roller of tripping lever 3 by turning the handwheel in...

Page 127: ...p 3 and guide plate 5 2 When the rock shaft has sprung back to its starting position the maximum clearance between trip 3 and guide plate 5 must be 0 3 mm 3 5 1 2 0 6 mm 4 1 2 0 3 mm Fig 13 43 Positio...

Page 128: ...in opener 2 by hand and hold it Insert the scissor with its bearing pin 3 into the bearing bushing of the feed wheel post Swing in driving rod 1 and insert pin 4 in accordance with requirement 1 Posit...

Page 129: ...leeve 2 Loosen screw 1 enough so that eccentric sleeve 2 can still be turned Turn eccentric sleeve 2 until the scissor is flush with the needle plate Maintaining this position move eccentric sleeve 2...

Page 130: ...vate the engaging lever by hand Bring driving rod 2 to its top point of reversal by turning the handwheel Carry out the alteration on the driving rod 2 screw 1 the eccentric sleeve 3 screw 4 and or th...

Page 131: ...g that pressure disk 1 is inserted into the post cap Bring the needle bar to TDC by turning the handwheel and open the post cover In this position the needle and bobbin threads must be held by the cat...

Page 132: ...ng screw 4 As the process continues both the bobbin thread and the part of the thread loop closest to the scissor which is held by the catching lug must be cut perfectly If the threads are not cut at...

Page 133: ...h solenoid 1 activated the tension disks 3 must be at least 0 5 mm apart Fig 13 48 Actuate solenoid 1 Move solenoid 1 screws 2 in accordance with the requirement The timing of the tension release can...

Page 134: ...irm the alteration by pressing Enter Enter Enter Enter Enter 5 1 to Fig 13 49 1 POSITION DOWN 36 2 POSITION UP 227 3 CUTTING MAGNET POSITION 36 4 TENSION RELEASE POSITION 190 5 TURN BACK POSITION 190...

Page 135: ...g Enter 13 09 03 Setting the speed Turn the machine on Select INPUT mode Select the Input Menu function number key 0 Select the SPEED function 1 2 3 4 5 6 7 9 0 Enter 8 Esc Clear Fig 13 50 3 1 to Ente...

Page 136: ...esellschaft Postfach 3020 D 67653Kaiserslautern K nigstr 154 D 67655Kaiserslautern Telefon 0631 200 0 Telefax 0631 172 02 Telex 45753 PFAFF D Gedruckt in der BRD Printed in Germany Imprim en R F A Imp...

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Summary of Contents for 1471 E1

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Pfaff 1471 E1, Instruction Manual, Page: 3 / 136

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Summary of Contents for 1471 E1

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