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Adjustment

11 - 17

11

.04.16

Feed difference

Requirement

With the maximum stitch length 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 " 

+ 

+ 

+ 

+ 

+ 

"

= greater needle feed stroke or

Towards

" 

- 

- 

- 

- 

- 

"

= smaller needle feed stroke.

Fig. 11 - 16

2

1

+

+

+

+

+

-----

1

Содержание 5625-657/01

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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