Pfaff 5625-657/01 Instruction Manual Download Page 5

Safety

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Safety

1

.01

Regulations

This machine is constructed in accordance with the European regulations indicated in the

conformity and manufacturer's declarations.

In addition to this instruction manual, please also observe all generally accepted, statutory

and other legal requirements, including those of the user's country, and the applicable pol-

lution control regulations!

The valid regulations of the regional social insurance society for occupational accidents or

other supervisory authorities are to be strictly adhered to!

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.02

General notes on safety

The machine must only be operated by adequately trained operators and only when the

instruction manual has been fully read and understood!

All notices on safety and the instruction manual of the motor manufacturer are to be read

before the machine is put into operation!

All notes on the machine concerning danger and safety must be observed!

The machine must be used for the purpose for which it is intended and must not be

operated without its safety devices; all regulations relevant to safety must be adhered to.

When part sets are changed (e.g. needle, presser foot, needle plate, feed dog or bob-bin),

during threading, when the workplace is left unattended and during maintenance work,

the machine must be disconnected from the power supply by turning off the on/off

switch or removing the plug from the mains!

Daily maintenance work must only be carried out by appropriately trained persons!

Repairs and special maintenance work must only be carried out by qualified technical

staff or persons with appropriate training!

During maintenance or repairs on the pneumatic system the machine must be

disconnected from the compressed air supply! The only exception to this is when

adjustments or function checks are carried out by appropriately trained technical staff!

Work on the electrical equipment must only be carried out by technical staff who are

qualified to do so!

Work on parts or equipment connected to the power supply is not permitted!  The only

exceptions to this are specified in regulations EN 50110.

Conversion or modification of the machine must only be carried out under observation of

all relevant safety regulations!

Summary of Contents for 5625-657/01

Page 1: ...Instruction Manual 5625 296 12 18933 002 Betriebsanleitung engl 01 06 This instruction manual applies to machines from the following serial numbers onwards 2731762 657 01 657 02...

Page 2: ...s Reprinting copying or translation of PFAFF instruction manuals whether in whole or in part is not permitted without our prior permission and not without written indication of the source PFAFF Indust...

Page 3: ...1 5 04 Storage 5 1 6 Explanation of the symbols 6 1 7 Controls 7 1 7 01 Adjusting the stitch length 7 1 7 02 Adjusting the top feed stroke on the PFAFF 5625 657 01 7 1 7 03 Adjusting the top feed str...

Page 4: ...usting the looper eccentric 11 11 11 04 11 Readjusting the needle height 11 12 11 04 12 Position of the spreader in the direction of sewing 11 13 11 04 13 Position of the spreader crosswise to the dir...

Page 5: ...ed without its safety devices all regulations relevant to safety must be adhered to When part sets are changed e g needle presser foot needle plate feed dog or bob bin during threading when the workpl...

Page 6: ...tion manual belongs to the equipment of the machine and must be available to the operating staff at all times This instruction manual must be read before the machine is operated for the first time Bot...

Page 7: ...02 Technical staff Technical staff are persons who have been trained in electrical engineering electronics pneumatics and mechanical engineering They are responsible for lubricating servicing repairi...

Page 8: ...setting or adjusting the machine do not leave any objects on the table nor in the needle plate area Objects may be trapped or slung out of the mach ine Fig 1 01 2 1 Do not operate the machine without...

Page 9: ...special sewing machine with unison feed and mechanically adjustable lift stroke Any use of these machines which is not approved by the manufacturer shall be considered as improper use The manufacture...

Page 10: ...e manual Air consumption per switch cycle 0 146 Nl Net weight machine head approx 56 kg Gross weight approx 64 kg Subject to alterations in design weight and dimensions Maximum sewing speed The maximu...

Page 11: ...d various plastic mat erials The electrical equipment comprises plastic materials and copper The machine is to be disposed of according to the locally valid pollution control regula tions if necessary...

Page 12: ...use Always ensure that the machine is only transported upright 5 03 Disposal of the packaging The packaging of these machines consists of paper cardboard and VCE fiber The proper disposal of the pack...

Page 13: ...uction Manual tasks to be carried out and important information are drawn to your attention by symbols The symbols have the following meanings Note information Cleaning care Lubrication Servicing repa...

Page 14: ...y turning adjustment wheel 2 Fig 7 01 7 02 Adjusting the top feed stroke on the PFAFF 5625 657 01 The top feed stroke can be set by turning adjustment wheel 1 The maximum top feed stroke is limited by...

Page 15: ...Ma schine Open cover on the rear side of the machine loosen nut 1 and adjust lever 2 accordingly Fig 7 03 1 62 022 Fig 7 04 7 04 Lifting the presser foot The presser foot can be lifted by operating le...

Page 16: ...Key for fixing the presser foot The presser foot can be fixed by raising it then pressing key 1 and lowering the presser foot To release it raise the presser foot 1 Further control elements are descr...

Page 17: ...hting are guaranteed at the machine s location Connect the ground cable from the sewing head motor main switch and additional units to the frame see the system service manual 8 02 Commissioning The ma...

Page 18: ...nes must be disconnected from the mains by operating the main switch or by pulling out the plug 9 01 Inserting the needle Switch off the machine Danger of injury if the machine is started accidentally...

Page 19: ...e is started accidentally Thread the needle thread as shown in Fig 9 02 Adjust the needle thread tension by turning milled screw 1 Open the top and side cover of the looper compartment Thread the loop...

Page 20: ...h off the machine Danger of injury if the machine is started accidentally Clean the complete looper and looper compartment daily several times if in continuous use 10 Care and Maintenance Clean the lo...

Page 21: ...le in inspection glass 1 air bubble must be visible or the oil level is too high If necessary remove screw 2 and fill in oil until an air bubble is visible Tighten screw 2 again Only use oil with a me...

Page 22: ...glass 1 Whenever necessary raise cap 2 and fill in oil Before starting the machine open valve 3 Only use oil with a mean viscosity of 22 0 mm s at 40 C and a density of 0 865 g cm at 15 C We recommen...

Page 23: ...llowing chapters corresponds to 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...

Page 24: ...preliminary adjustment Requirement When the needle bar is positioned at t d c there should be a distance of approx 11 mm between the needle point and the needle plate Without twisting it adjust the ne...

Page 25: ...nt When the needle bar is positioned at b d c the round side of adjustment pin 1 part no 61 111 643 55 should lock into groove 5 Insert adjustment pin 1 in hole 2 Turn eccentric 3 screws 4 in accordan...

Page 26: ...11 04 03 Feed lifting eccentric Requirement When the needle bar is positioned at b d c slot 3 should be vertically above shaft 4 Fig 11 03 Turn eccentric 1 screws 2 in accordance with the requirement...

Page 27: ...bar is positioned at b d c slot 5 of eccentric 1 should be vertically above shaft 3 2 Spreader holder 4 should move a distance of 6 mm Turn eccentric 1 screws 2 in accordance with requirement 1 or ad...

Page 28: ...the needle bar is positioned at b d c 1 Slot 7 of eccentric 1 should be vertically above shaft 5 and 2 Crank 3 should be positioned vertical to shaft 6 Turn eccentric 1 screws 2 in accordance with req...

Page 29: ...he feed dog Requirement When the maximum stitch length is set the feed dog 4 should move laterally and lengthwise in the centre of the needle plate cut out Fig 11 06 Align device 1 screws 2 and 3 in a...

Page 30: ...needle bar is positioned at b d c and with the maximum stitch length set the front teeth of the feed dog 4 should be 1 1 mm above the needle plate Fig 11 07 Loosen screw 1 Adjust screw 2 nut 3 in acc...

Page 31: ...netrate in the centre of the needle hole 2 When the needle bar is positioned at b d c there should be a distance of 0 8 mm Between the needle and the front edge of the needle hole Fig 11 08 Align the...

Page 32: ...Should be parallel to the needle plate cut out and 2 There should be a distance of 0 1 mm between the looper point and the needle Fig 11 09 Position the looper point to the centre of the needle by tu...

Page 33: ...accordance with the requirement Checking the looper drive eccentric Turn the balance wheel in the opposite direction of sewing until the screw clamp has contact again Measure the distance between the...

Page 34: ...n alignment with the front side of the needle the bottom edge of the looper should be 1 0 1 2 mm above the eye of the needle Fig 11 11 Adjust needle bar 1 screw 2 in accordance with the requirement Ch...

Page 35: ...direction of sewing Requirement With the needle bar at b d c and the maximum stitch length setting the distance between the spreader point 3 and the needle should be 4 mm Fig 11 12 Adjust holder 1 sc...

Page 36: ...eader 1 should be 0 1 mm above the back of the looper Fig 11 13 Position the looper eye next to the point of spreader 1 by turning the balance wheel Adjust holder 2 screws 3 in accordance with require...

Page 37: ...its lower edge should be positioned 0 5 mm above the needle tip 2 The top edge of the thread loop support 3 should be level with the bottom edge of the looper 3 There should be a distance of 0 1 mm be...

Page 38: ...alancing weight Requirement When the needle bar is positioned at t d c the greatest eccentricity of the balancing weight 1 should be at the bottom Fig 11 15 1 2 Adjust balancing weight 1 screw 2 in ac...

Page 39: ...ngth set when the balance wheel is turned the needle and bottom feed dog should carry out the same feed strokes Adjust connecting rod 1 nut 2 in accordance with the requirement Connecting rod towards...

Page 40: ...both presser feet can touch the metal ruler Screw in stop screw 2 as far as possible For the pre adjustment set crank 3 screw 4 so that crank 5 does not move when the balance wheel is turned Set adjus...

Page 41: ...the needle Unscrew the needle plate place the metal gauge over the opening of the needle plate cutout so that both sewing feet can be lowered onto the metal gauge Push up lever 1 nut 2 as far as poss...

Page 42: ...1 The maximum stroke of the top feed is set according to customer specifications standard setting 5 mm 2 The minimum stroke should be at least 3 mm Fig 11 19 Adjust screw 1 in accordance with require...

Page 43: ...ent When the stroke is set at 3 mm the top feed dog 3 should just have reached the needle plate when the needle when approaching from above is at the height of the needle plate Adjust eccentric 1 scre...

Page 44: ...the needle plate Requirement When presser foot 1 is raised there should be a clearance of approx 11 mm between presser foot 1 and the needle plate Raise presser foot 1 with cylinder 2 Adjust plunger 3...

Page 45: ...ox 11 mm between presser foot 7 7 7 7 7 and the needle plate Fig 11 22 Loosen screws 1 2 and 3 Turn the hand lever 4 in accordance with requirement 1 In this position move stop 6 to touch the case and...

Page 46: ...ion release only on the PFAFF 5625 657 01 Requirement When the presser foot is raised tension disks 3 should be apart Raise the presser foot with the hand lever Turn adjustment ring 1 screws 2 in acco...

Page 47: ...e thread take up lever 8 should be centred to the take up lever guard 1 as seen from the side 3 The screws in the elongated holes of the thread regulator 4 and thread guides 6 should be positioned in...

Page 48: ...late 2 The eyes of thread puller 3 should be in alignment with the eyes of thread puller 1 Fig 11 25 Adjust the thread puller 1 screws 2 in accordance with requirement 1 Adjust the thread puller 3 scr...

Page 49: ...27 11 04 26 Limiting the stitch length Requirement For the required maximum stitch length stop lug 1 should be touching stop 3 Adjust stop lug 1 screws 2 in accordance with the requirement 62 020 1 3...

Page 50: ...n AG Postfach 3020 D 67653 Kaiserslautern K nigstr 154 D 67655 Kaiserslautern Telefon 0631 200 0 Telefax 0631 17202 E Mail info pfaff industrial com Gedruckt in der BRD Printed in Germany Imprim en R...

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