DURKOPP ADLER 887 Series Скачать руководство пользователя страница 7 | Manualshive

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5

EN

1

General

These service instructions describe the adjustments that can be made
to the class

887

special sewing machine.

CAUTION!

The operations described in these service instructions may only be
carried out by qualified staff or other appropriately trained persons!

Caution: Risk of injury!

Turn the main switch off for repair, conversion and maintenance work
and separate the machine from the pneumatic supply line.

Any adjustment work and functional testing with the machine running
should be conducted only under observance of all safety measures
and with the greatest possible caution.

These service instructions describe the adjustment of the sewing
machine in a logical order. Please observe that various setting
positions are dependent on each other. Thus it is essential that the
settings be conducted while keeping to the order described.

For all adjustments of parts involved in the stitch formation, a new
undamaged needle must be inserted.

This text does not specifically mention any machine covers or panels
which must be removed or re-mounted in order to conduct inspections
or adjustments.

Note

Some shafts on the special

887

machine are provided with flat

eccentric surfaces. This significantly simplifies machine adjustments.

For all adjustments on flat surfaces, the first screw screwed in the
direction of the eccentric surface.

1.1

Setting gauges

The retention pin required for adjusting the machine in included with all
units. It is located with the machine accessories and can be attached
so that it is easily accessible below the oil tray.

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Содержание 887 Series

Страница 1: ...887 Service Instructions...

Страница 2: ...Property of D rkopp Adler AG and copyrighted Reproduction or publication of the content in any manner even in extracts without prior written permission of D rkopp Adler AG is prohibited Copyright D r...

Страница 3: ...all subclasses of the machine and contains also the instructions for setting optional accessories of the machine if this is necessary owing to their complexity Provided the machine supplied does not...

Страница 4: ...rsons with appropriate training 7 For service or repair work on pneumatic systems disconnect the machine from the compressed air supply system max 7 10 bar Before disconnecting reduce the pressure of...

Страница 5: ...te 16 2 10 Slide wheel feeder 17 2 10 1 Adjusting the wheel feeder height for single needle sewing machines 17 2 10 2 Adjusting the wheel feeder height for double needle sewing machines and sewing mac...

Страница 6: ...cutting knife 38 7 4 Setting of side lateral position of knife 40 7 5 Setting of upper knife angle with regard to bottom cutting edge 41 7 6 Material guide adjustment 42 7 7 Replacing the lower knife...

Страница 7: ...order Please observe that various setting positions are dependent on each other Thus it is essential that the settings be conducted while keeping to the order described For all adjustments of parts in...

Страница 8: ...needle bar is at top dead centre the pointer 3 should be aligned with 0 degrees 1 2 1 Sewing machines with minimotor Loosen the handwheel screws with a 3 mm Allen key 1 Position the needle bar in the...

Страница 9: ...ng pin 2 which is a part of the sewing machine accessories and which is fixed on the oil tray bottom side into the crank head Loosen two setting screws of the hand wheel flange 4 with the Allen key 3...

Страница 10: ...the bartacking lever This fulfils rule 1 Set the scaling ring 4 with stitch length 0 to align with the circular mark 5 Limit the stitch length according to rule 2 For this screw the retention pin 6 in...

Страница 11: ...and turn the grooved 3 eccentric tappet 2 according to the illustration Fasten with screw 1 Loosen screw 4 on the clamping lever Turn the settings frame 5 so that the shackles 6 are parallel Tighten s...

Страница 12: ...sition Tighten the screw 1 Unscrew the screw on the feed clutch 6 and insert the needle 5 into the hole left after it Turn the clutch 6 with hand until the needle 5 fits 5 mm inwards This fulfils the...

Страница 13: ...the position shown in the illustration Now make the fine scale adjustment to the eccentric tappet Continue until you have found the position where the feed lever 1 no longer moves when the bartacking...

Страница 14: ...5 until you feel it strike the tightening increases in jumps Push the clutch 6 to the right until the end stop is reached Tighten the screws 4 Verify the adjustment Turn the eccentric tappet with your...

Страница 15: ...Loosen screws 3 Turn the handwheel to position 313 Turn the eccentric tappet in the direction of arrow so that dash 1 is lined up with dash 2 Turn back the eccentric tappet about 2 and move axially on...

Страница 16: ...onal direction B of the belt pulley 1 corresponds to the direction specified in the table Do the same for 281 degrees If the rotational directions do not correspond to those specified in the table cor...

Страница 17: ...stitch length and between 60 and 70 with 2 mm stitch length Loosen nut 1 Shift the piece 4 through changing the position of the screw 3 with a 2 5 mm Allen key 2 until the stitch length corresponds t...

Страница 18: ...ews 2 and adjust the throat plate insert 3 to be in the centre of the throat plate cutout Fasten the screws 2 again Fit the throat plate again Caution Risk of injury Turn the main switch off Only carr...

Страница 19: ...avoid marks in the leather soft thick material thick teeth for sufficient feed traction 2 10 1 Adjusting the wheel feeder height for single needle sewing machines Set the height of the wheel feeder a...

Страница 20: ...ety screw 1 with an Allen key as well as the blocking screw 2 By means of the setting pin 4 inserted into the hole of the rotational part 3 set the correct position of the whole wheel feeder holder 5...

Страница 21: ...holder Needle thickness Nm 70 110 120 160 180 200 Remove the thread guide Loosen screw 1 and turn the needle bar with the right groove edge 2 to the needle bar axis in sewing direction and tighten scr...

Страница 22: ...e center 2 2 with twin needle machines so that the needles are symmetrical to the stitch hole centers 3 The transport motion of the needle should be set as follows at the maximum stitch length the nee...

Страница 23: ...Tighten the screws Center the throat plate insert see chapter 2 9 Set the maximum stitch length see chapter 2 Set the needle to the position in which it leaves the throat plate insert Dismantle the r...

Страница 24: ...e lower edge of the roller foot ends with the left hand edge of the stitch hole 8 Loosen screw 1 Displace the presser foot bar vertically according to rule 1 Insert the Philips screw driver 2 that is...

Страница 25: ...depicted position and simultaneously screw in screw 3 until it butts against the lever 4 The lever 2 remains in the depicted position Put a spacer of 5 6 mm underneath the roller foot and push the le...

Страница 26: ...ear fabric holder 3 vertically until it comes to rest without any pressure on the leather Tighten screw 1 but not too hard Loosen screw 4 and effectuate the same setting for the front fabric holder 5...

Страница 27: ...B 0 02 to 0 1 mm Lock the handwheel in loop stroke position 2 3 mm by using the locking pin 1 5 mm degree 205 Loosen four screws 2 and turn the hook tip 3 to the needle axis Loosen screw 4 position t...

Страница 28: ...at plate Position the hook tip 2 on the needle and adjust the setting screw 3 of the guard plate 1 by using an Allen key of 3 mm so that the needle does not touch the hook tip The setting is not incor...

Страница 29: ...left hook case 302 2 The distance measure A 0 8 mm with max release Remove the plug on the bottom loosen screw 3 adjust the handwheel according to rule 1 Tighten screw 3 Turn the handwheel so the ind...

Страница 30: ...ld a piece of paper blotting paper next to the hook sew a material for approx 1 m and check if oil is spun off onto the paper Increase the oil quantity turn the screw counter clockwise but not any fur...

Страница 31: ...read regulator 1 according to rule 1 to end at figure 2 tighten screw 2 Loosen screw 3 Turn the stop sleeve 4 in the direction of the arrow until the check spring 5 comes off the body 6 Turn the stop...

Страница 32: ...lley to the top using the screws 1 Push the toothed belt to the right so that both screws 1 are accessible Loosen screws 1 and set the distance measure A according to rule 1 tighten screws 1 Determine...

Страница 33: ...screwed to the holder 2 with a 50 to 100 N force on the knife in the arrow direction F This will avoid a change of the cutting pressure when loosening and tightening the screw 4 of the clamp spring 3...

Страница 34: ...ck if the control cam 2 is stopped at the ring 4 Turn the cam according to the rule Loosen screw 5 Turn the thread pulling knife in a way that the marking O 3 stands close to the blade of the counter...

Страница 35: ...stance between the cam and the roller is A 0 05 0 1 mm Shift the ring 3 to the right towards the cam 1 until it stops Take care that the hook timing par 4 1 is not destroyed Tighten the ring 3 screws...

Страница 36: ...nspect the thread according the illustration Check if the thread is being pulled out of the bobbin winder or from the clamping 1 Using screw 3 control and adjust the spring pressure 1 until the rule i...

Страница 37: ...e throat plate insert 1 in the arow direction until the rear edge of the needle hole 2 will be 0 2 up to 0 3 mm from the needle Fasten the insert Limit the stitch length to 2 5 mm The explanation on h...

Страница 38: ...tting the knife driven by an electric motor vibrates only at the pedal treading down to set the sewing machine in operation can be change In the pneumatic version the edge trimmer is switched on by me...

Страница 39: ...reach to achieve the needed change of the knife height Tighten the screws 4 in the set up position for the 5mm lift is set up the pin on the eccentric 5 opposite the sign on the opposite part 2 remove...

Страница 40: ...ver 4 Set the knife 1 bottom position with a flat screwdriver 5 inserted in the lifting eccentric groove through the side cover hole 6 Lower the loosened cutting knife 1 entirely so that its lower par...

Страница 41: ...ing edge of the bottom replaceable knife so that any contact is avoided of the cutting edge of the upper knife with the retaining part 7 in front of the knife Attention The cutting knife must not run...

Страница 42: ...plied as above described make a modification of the trimming mechanism position as follows Put the Allen key 5 sized 5mm through the cover rear hole 6 in the respective screw and loosen it Move the in...

Страница 43: ...at Allen key sized 7mm 1 slightly loosen the bolt 2 located on the bottom of the upper knife holder 3 With a small flat screw 4 turn the setting bolt 5 to achieve the required holder turning 3 After s...

Страница 44: ...loosen the bolt 4 and with an Allen key 5 turn the bolt 6 to achieve the required lateral position towards the cutting knife At the same time it is necessary to set the position of the guide 7 in the...

Страница 45: ...knife has 4 cutting edges and the edge can be chosen by turning the knife before it is clamped in the throat plate Loosen the setting bolt 2 with the Allen key and screw the screw 3 out Tip the fixed...

Страница 46: ...steel can be sharpened again after they get blunt best of all by means of a special claming fixture can be ordered additionally either manually or on a special machine grinder at observing its prescri...

Страница 47: ...electronic components Turn off the main switch Remove the plug from the socket Electrostatic discharges can cause damage to PCBs and other components You can obtain a certain protection by wearing ant...

Страница 48: ...onnecting cable 9870 688002 for connector on base plate thread trimmer solenoids sewn material edge horizontal trimmer X17 microswitch of sewn material edge trimmer vertical oblique X18 sewn material...

Страница 49: ...000 needle switch off 10 0V FW STL FA auxiliary outlet thread wiper zero stitch length at thread trimming X20 external outlet controlled with auxiliary pushbutton on keypad Imax 50mA X21 connection of...

Страница 50: ...d Germany Phone 49 0 521 925 00 E Mail service duerkopp adler com www duerkopp adler com Subject to design changes Part of the machines shown with additional equipment Printed in Germany D rkopp Adler...

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