887 Spezialnähmaschine Betriebsanleitung Instruction manual Postfach 17 03 51, D-33703 Bielefeld • Potsdamer Straße 190, D-33719 Bielefeld Telefon +49 (0) 521 / 9 25-00 • Telefax +49 (0) 521 / 9 25 24 35 • www.duerkopp-adler.com Ausgabe / Edition: 01/2013 Änderungsindex Rev. index: 01.0 Printed in Federal Republic of Germany Teile-Nr./Part.-No.
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Foreword This instruction manual is intended to help the user to become familiar with the machine and take advantage of its application possibilities in accordance with the recommendations. The instruction manual contains important information on how to operate the machine securely, properly and economically. Observation of the instructions eliminates danger, reduces costs for repair and down-times, and increases the reliability and life of the machine.
General safety instructions The non-observance of the following safety instructions can cause bodily injuries or damages to the machine. 1. The machine must only be commissioned in full knowledge of the instruction book and operated by persons with appropriate training. 2. Before putting into service also read the safety rules and instructions of the motor supplier. 3. The machine must be used only for the purpose intended. Use of the machine without the safety devices is not permitted.
Contents Page: Preface and general safety instructions Part 1: Operating Instructions Class 887 - Original Instructions (Edition 06/2008) 1. Product description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2. Designated use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 3. 3.1 3.2 Subclasses and sewing equipment Subclasses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Contents Page: 10. 10.1 10.2 Sewing with machine with positioning motor (drive) Machine automatic functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Example of machine operation at sewing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 25 11. 11.1 11.2 Maintenance Cleaning and checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1. Product description Dürkopp Adler 887 is a special sewing machine for universal use. 2. • • It is a flatbed double-lockstitch machine. • Depending on subclass, the machine may be equipped with a large or oversized hook, with automatic functions such as thread trimming, automatic backtacking, automatic foot lifting. • • • • Equipped with a two-piece vertical hook.
3.1 Subclasses 0887 160020 X X X 0887 160040 X X X 0887 160122 X X X 0887 160142 X X X very big, two part big, two part Trimming and backtacking X X X X X X X X 70-80 70 80-60 60 4 3000 2500 medium 90-110 90 50-30 40 5 2500 2500 120-160 120 25-10 20 7 2000 1600 heavy 35 mm mm mm - - - - - - * When sewing very thick layers, it is necessary to reduce the sewing speed significantly.
4. Optional equipment Order number Optional equipment 0888 220334 Roller presser Æ 25 mm knurled 0888 220344 Roller presser Æ 25 mm smooth 0888 220354 Roller presser Æ 25 mm rubberized 0888 220364 Roller presser Æ 35 mm knurled (basic) 0888 220374 Roller presser Æ 35 mm smooth 0888 220384 Roller presser Æ 35 mm rubberized 0888 220394 Roller presser Æ 45 mm, width 3.8 mm 0888 220404 Roller presser Æ 45 mm, width 2.
5. Technical data Stitch type double lockstitch 301 Needle system 134LR, 134 KKLR, 134, 134 D Foot lifting with a hand lever 6 mm Foot lifting with a knee lever or automatically 12 mm Thread length after trimming max. 15 mm Machine head clearance height 137 mm Machine head clearance width 280 mm Machine base plate plan dimensions 178 x 518 mm Table top plan dimensions 1060 x 500 mm Table top minimum height 740 mm Table top maximum height 900 mm Machine height max.
6. Machine operation 6.1 Threading the needle thread 1 Caution! Risk of injury! Turn off the main switch. The needle thread may only be threaded with the sewing machine switched off. – 6.2 Winding the hook thread – – – – – – GB Thread the single needle machine according to Fig. If the machine is equipped for heavy sewing, wind the thread around the pin (1). 2 1 3 4 Thread the thread according to the picture.
6.3 Inserting the bobbin and threading the hook thread 2 10 3 6 1 4 5 Caution! Risk of injury! Turn off the main switch. The hook-thread bobbin may only be changed with the machine switched off. – – – – 10 Tilt the shutter (1) up. Insert the bobbin (2) with the thread end (3) oriented according to the picture. Thread the thread through the slit (4) and space (5), hook upon the shutter (1) and fasten it under the spring (6). Trim the thread ends according to the picture.
6.4 Adjusting the thread tension 6.4.1 Adjusting the hook thread tension 3 1 Caution! Risk of injury! Turn off the main switch. The hook thread tension may only be adjusted with the machine switched off. – – Adjust the hook thread tension by the screw (1) with a screwdriver. The tension is increased by tightening the screw. Measure the thread tension with a dynamometer. Thread the thread according to the picture and pull in the arrow direction (3).
6.4.2 Adjusting the needle thread tension 1 2 3 4 Supplementary tensioner adjustment (1) – Adjust the supplementary tensioner (1) so that it has the lowest tension possible, but so high that, when taking out the sewn material after the preceding trimming (when the tensioners (2) and (3) are switched off), the thread is not pulled out of the tensioner (1). (Tensioner (1) is not switched off at the foot lifting).
Correct thread interlacing in the center of the material Needle-thread tension too low or hook-thread tension too high Needle-thread tension too high or hook-thread tension too low 6.5 Switching the thread tensioner on/off 1 GB 2 3 4 All machines – When pulling the hand lever (1) towards the operator, the tensioners (3) and (4) are switched off. – Tensioner (2) is never switched off.
6.6 Adjusting the thread regulator 2 1 1234 The thread regulator (2) controls the quantity of needle thread required for stitch formation. The thread regulator must be precisely adjusted for an optimum result. – Loosen the screw (1), shift the thread regulator (2), and tighten the screw (1). – For most of the sewing operations, the regulator optimal setting is with its right edge corresponding to the No. 2. – For a thin material layer and a very short stitch only, the setting corresponding to the No.
6.7 Needle change 1 2 MAX. 3° 3 4 5 Caution! Risk of injury! Turn off the main switch. The needle may only be changed with the sewing machine switched off. – – – GB Draw the lever (1) in your direction to loosen the screw fixing the needle. Remove the needle and insert a new one with the needle scarf (2) to the right according to the section (3) or (4). The needle may not be oriented according to the section (5). Turn the lever (1) back to tighten the needle fixing screw.
6.8 Lifting and folding the roller presser 1 3 4 Lifting the roller presser with a hand lever – Lift the roller presser by the lever turning (1) in the arrow direction to the stop (the roller presser remains lifted, the lever (1) remains tilted). – Lower the roller presser by putting the lever (1) to the initial position, or by pressing the knee lever (3) and its subsequent release. – After the roller presser lifting with the hand lever, the machine may be started up (e. g. at the hook thread winding).
Roller presser folding – – Lift the roller presser with the hand lever. Lift the roller presser by pressing in the signed direction. Caution! Risk of injury! Roller presser folding to be done at main switch off and standing motor. 6.9 Sewing-foot pressure GB + 1 – – – – Regulate the roller presser pressure with the setting wheel (1). To increase the roller presser pressure = turn the setting wheel (1) clockwise. To decrease the roller presser pressure = turn the setting wheel (1) anti-clockwise.
6.10 Reverse sewing (Backtacking) 1 2 3 Backtacking with a hand lever – Press the lever (1) downwards. As long as the reverse feed lever (1) is pressed down, the machine sews in reverse. Backtacking with a key – Press the key (2) or lever (3). The machine sews in reverse, as long as the key (2) or lever (3) is pressed down.
6.11 Setting the stitch length 3 2 – 1 Turn the button (1) so that the number (2) indicating the required stitch length in mm is opposite the mark (3). GB 6.12 Starting up the manually controlled machine with a clutch motor 2 1 3 – – – – Switch on the motor (1) with a switch (2) – the drive motor operates permanently. Tread the pedal (3). The motor friction clutch gets switched and the sewing machine starts running. Regulate the sewing speed by the pressure on the pedal (3).
6.13 Controlling the machine equipped with a positioning motor 6.13.1 By a control pedal -2 -1 0 1 2 13 The pedal position is scanned by a sensor distinguishing 16 levels.
6.13.2 By a key panel 7 Key 8 10 9 11 1 2 3 4 Function 1 Manual bactacking When the key is pressed during the sewing, the sewn material is fed backwards.
7. Positioning motor Efka DC1600/DA82GA 7.1 General For a detailed description of the control unit, please consult the enclosed current issue of the operating manual of the motor manufacturer (see also www.efka.net). 8. Positioning motor (drive) Efka VD552/6F82FA 8.1 General For a detailed description of the control unit, please consult the enclosed current issue of the operating manual of the motor manufacturer (see also www.efka.net).
9. Positioning drive Efka DC1550/DA321G 9.1 General For a detailed description of the control unit, please consult the enclosed current issue of the operating manual of the motor manufacturer (see also www.efka.net).
10. Sewing with machine with positioning motor (drive) 10.
10.2 Example of machine operation at sewing Pre-selection: Needle down at machine stopping in seam Standard bartacks Double initial bartack Double end bartack Thread trimming on Foot lowered at stopping in seam Foot lifted at seam finishing Operator´ s action Machine work Machine stopped. Needle in upper position. Foot lifted in accordance with pre-selection. Insertion of sewn material. Pedal treading to position +1. Foot lowering. Pedal release to position 0. Foot lifting.
11. Maintenance 11.1 Cleaning and checking Caution! Risk of injury! Maintenance may be carried out only with the machine switched off and the motor stopped! Maintenance work must be carried out no less frequently than at the intervals given in the tables (see ”operating hours” column). Maintenance intervals may need to be shorter when processing heavy-shedding materials.
4 3 2 1 Maintenance work to be carried out Explanation Operating hours - Clean the oil sump. Cleaning the oil sump (1) for example with a special vacuum cleaner. 20 - Clean fan grille. Remove lint and pieces of thread from air-intake openings (2) and (3) (e.g. with an air blow gun). 20 - Check condition and tension of V-belt. Check the condition of the V-belt (4). (check the service instructions).
6 4 8 2 10 1 2 3 Maintenance work to be carried out Explanation Operating hours Pneumatic system - Check water level in pressure regulator. The water level must not rise to the level of the filter cartridge (1). - After unscrewing the drain screw (3), the water under pressure will flow out of the water separator (2). 40 - Clean filter cartridge. Dirt and condensation are separated out by the filter cartridge (1). - Disconnect the machine from the compressed-air supply.
11.2 Lubrication 2 1 3 Caution: danger of injury Oil can cause skin eruptions. Avoid protracted contact with the skin. In the event of contact, thoroughly wash the affected area. CAUTION: The handling and disposal of mineral oils is subject to legal regulation. Deliver used oil to an authorised collection point. Protect your environment. Take care not to spill oil.
Notes: 30
Contents Page: Part 2: Installation Instructions Class 887 1. Scope of delivery. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2. General and transport packing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3. 3.1 3.2 3.2.1 3.2.2 3.3 Assembling the stand Assembling the stand components . . . . . . . . . . . . . . . . . . . . . . . . . . . . Assembling the table plate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2
1. Scope of delivery What items are supplied depends on your order. Prior to setting up, please check that all the required parts are present. This description refers to a special sewing machine, of which all individual components can completely be delivered by Dürkopp Adler AG.
2. General and transport packing Caution: The special sewing machine must be set up by trained specialist personnel. If the special sewing machine you have bought is already set up, the following transport packing must be removed: – Safety straps and battens on the machine head, table and stand. – Safety block and straps on the sewing drive 3. 3.1 Assembling the stand Assembling the stand components 3 1 2 – – 4 Mount the frame according to the picture. Mount the pedal (1) provisionally.
3.2 Assembly of stand table top 3.2.1 Assembly of stand table top in the machine with the motor on the stand table top 7 8 9 5 6 4 3 10 2 260 10 1 36 8 80 15 15 96 11 15 14 12 13 16 32 8 0 80 14 28 30 770 50 185 – – – – – – – – – – – – – – – – – 17 GB Turn the table top (1) upside down. Screw the drawer (2). Put the oil tank (3) on the recess in the table top and slide it in the arrow direction (4) till the relevant protrusions of the tank are seated on the recess contour.
3.2.2 Assembly of stand table top with the motor on the machine head (direct drive) 10 8 9 2 3 5 6 1 10 7 260 4 36 8 15 50 460 11 80 14 180 15 15 12 15 13 32 16 8 30 80 30 72 185 770 17 – – – – – – – – – – – – – – – – – 6 Turn the table top (1) upside down. Screw the electric cable channel (2). Screw the pedal position sensor (3). Screw the electric cable clip (4).
3.3 Setting the working height 1 – – – – The stand height is adjustable between 750 and 900 mm. Loosen the screws (1). Set the required table top height and make sure that it is identical on both sides. To do that, use the scale on the stand feet. Set the stand height so that it corresponds with the operator’s body proportions. Tighten the screws (1). GB Caution! Risk of injury! Failure to adjust the stand height to the operator’s body proportions can cause damage to the operator’s locomotion system.
4. 4.1 Assembling the machine head Fitting the machine head 1 2 – – 8 If the sewing machine is equipped with a motor on the table top, insert the machine head (1) vertically in the recess in the table top. If the sewing machine is equipped with a motor (drive) on the machine head, tilt the machine head (2) and insert it in the table top recess.
4.2 Fitting and tensioning the V-belt This paragraph applies only to the machines with the motor on the table top. 20 mm F= 10 N 2 4 3 3 1 6 5 GB – – – – Mount the V-belt pulley (1) and the V-belt (2). Both items are included in the set of parts. Loosen the screws (3) and stretch the belt. The connecting rod (4) should be vertical approximately. The surface (5) horizontal approximately. Check the belt tension by force F = 10 N (~ 1 kg). The belt is expected to bend by 20 mm approximately.
4.3 Fitting the belt guards 1 1 4 2 3 – – – – 10 Disassembly the hand wheel (1). In the machines with the motor on the table top mount the guard (2) on the machine head (the guard is included in the set of parts for motor) and mount the guard (3) on the motor (the guard is included in the motor package). In the machines with the motor on the machine head mount the guard (4) (is included in the set of parts for motor). Mount the hand wheel (1).
4.4 Setting the pedal 3 2 90 ° 2 1 – – Adjust the side position of the pedal (1) so that its center lies on the needle axis. Adjust the draw rod (2) so that the foot axis is perpendicular to the pedal surface. Caution! Risk of injury! Failure to keep the determined pedal position can cause damage to the operator’s locomotion system.
4.5 Installation of knee lever and oil pump pipe 1 4 6 5 3 7 9 10 8 10°± 5° – – – – – – 12 Tilt the machine head (1). Lift the foot with the hand lever. Slide the shaft (3) in the lever (4). Screw the screw (5) with the washer (6). Attach the pipe (7) with the clips (8) and install the suction basket (9). Tilt the machine head and adjust the knee lever (10) according to the picture.
4.6 Fitting the proximity switch 2 – – – – – 1 4 3 5 6 The proximity switch (1) is mounted to certain positioning motors (drives) only. In that case it is part of the drive supply. Slide the proximity switch (1) in the arrow (2) direction on the hand wheel shaft so that the carrier pin (3) fits in the proximity switch groove. Attach the proximity switch with two screws (4). Remove the back cover and pull the proximity switch cable (5) through according to the picture.
4.7 Installation of connecting cable, control panel and sewing diode lamp on the machine head 1 4 2 – – – – – – 14 3 6 5 7 8 The connecting cable (1) is supplied with every machine with the positioning motor (drive). The control panel (2) is an optional item. If it is ordered, however, a bracket (3) is always supplied together with it. The sewing diode lamp (5) is an optional item.
5. Electrical connection The machine drive is supplied from the low voltage network. Caution! All work on the electrical equipment of this special sewing machine may only be carried out by qualified electricians or other appropriately trained persons. The mains plug must be removed. 5.1 Electric connection of machine to low voltage network According to the selected type the machine drive has a one-phase or three-phase supply. If the drive has the three-phase supply, it has an asynchronous motor.
5.1.1 Sewing lamp transformer connection to network voltage Caution! Risk of electric current injury! The sewing lamp transformer is not switched off by the main switch (EN 60 204-31)! At the sewing lamp installation and repair inside the transformer box, e.g. at a fuse replacement, the network plug must be disconnected from the network unconditionally. A. The machine is equipped with the following drives: FIR 1147 - F554.3 FIR 1148 - F752.
5.2 Earthing 1 2 The earthing cable (1) is included in the accessory package of the machine head. – Connect the earthing cable (1) to the plug (2) (already screwed on the head hinge) and pull its opposite end under the table top. – Screw the opposite end of the grounding conductor to the relevant grounding point of the drive ( ). – Attach the cable with a clip on the bottom side of the table top. Caution! Make sure that the earthing cable (1) does not touch the driving V-belt (if there is any).
5.3 Connection of machine head electric equipment to drive The electric equipment on the machine head is described in chapter 4.6 and 4.7. Its connection to the drive is different depending on the selected drive type: 5.3.1 Connection of head to Efka VD552KV/6F82FA drive 4 3 2 1 The front panel of the drive box is shown in the picture. – Connect the connecting cable to the connector (1). – Connect the control panel (if there is any) to the connector (2).
– – – Connect the connecting cable to the connector (1). Connect the control panel to the connector (2). Connect the synchronizer to the connector (3). Note: The pedal position sensor attached to the drive box is connected to the connector (4). The motor cable of this drive is connected to the connector (5). 5.3.
6. Setting of positioning motor (drive) The function of the positioning motor (drive) is defined by its program, drive parameter setting, and the machine stopping positions. If the machine is supplied in the disassembled condition, the drive setting must be carried out by the purchaser. If the sewing machine is supplied in assembled condition, the drive is already set by the sewing machine manufacturer. 6.
6.1.3 Setting machine-specific parameters 6.1.3.1 DC1600/DA82GA drive The value of the following parameters must be Parameter Orig.
6.1.3.3 DC1550/DA321G drive Parameter change for machines with gear rate of 28/28 teeth Parameter Original value New value 290* 0 3 Class of the machine Parameter description 111 - - Max. sewing speed 170 - - Reference position Parameter change for machines with gear rate 18/28 teeth Parameter Original value New value Parameter description 290* 0 4 Class of the machine 111 - - Max. sewing speed 170 - - Reference position * The parameter must be entered first.
6.2 Setting of machine positioning 6.2.1 Position definition Position 1 The needle is down at the stopping in the seam. The angle 225° is on the hand wheel scale. Position 2 The needle is up after trimming. The angle 55° is on the hand wheel scale using the VD552KV drive, and 45° using the DC1600 and DC1550 motor drives. The 1A and 2A positions are important only for the internal functions of the DA82GA and DA321G controls. 6.2.
6.2.4 Setting of machine positioning with VD552/6F82FA drive The synchronizer contains one internal disc with increments (generator) for the speed regulation, one central adjustable diaphragm (1) to set the 1st needle position, and one marginal adjustable diaphragm (2) to set the 2nd needle position. Caution! At the position setting it is necessary to proceed with extreme caution! Danger of injury! At handling be sure that the diaphragms and generator disc are not damaged.
6.2.5 Checking of set positions 1st position – Switch on the network switch. – Tread the pedal forwards shortly and release. The machine is stopped in the 1 st position. (see chapter 6.2.1). – Check the angle on the hand wheel scale (225° ± 5°). 2nd position – Tread the pedal forwards shortly at first and then entirely backwards with the heel until the machine stops. The machine stops in the 2 nd position. (see chapter 6.2.1). – Check the angle on the hand wheel scale (55° ± 5° or 35° ± 5°). 6.
Änderung der technischen Dokumentation Modification of the technical documentation Modification de la documentation tecnique Modificación de la documentación técnica Modificazione della documentazione tecnica Die vorliegende Anleitung hat sich nach Drucklegung geändert. Bitte tauschen Sie die beiliegenden Seiten in Ihrer Landessprache aus. The present instructions have changed since their last print out. Please insert the present new pages for replacing the old onces.
887 Additional nstructions Machines with ntegrated otor
About this manual 1 About this manual These additional instructions are supplementary to the manual of class 887 machines. They describe operation and functioning measures of machines with integrated motor that differ from machines without integrated motor. The additional instructions do not constitute a self-contained document, but are only valid in combination with the respective instruction manual. instruction manual before setting up Make sure to read the and operating the machine.
ECO-machines 3 ECO-machines 3.1 Operation Fig. 1: Switching ECO-machines on and off 1 2 (1) - LEDs indicating the status (2) - Main switch for the power supply ECO-machines with integrated motor are switched on and off via the main switch (5) on the machine post. Switching the machine on 1. Press the main switch (2). ª Of the two LED lights (1) indicating the status, the top one will be lit. Switching the machine off 1. Press the main switch (2).
ECO-machines Fig. 2: Operator settings with ECO-machines 1 (1) - Potentiometer P1 to decrease the speed 2 (2) - Button S1 for the needle's stopping position 3 (3) - Button S2 for the softstart Setting the maximum speed 1. Turn the potentiometer P1 (1). • To decrease the speed: Turn counter-clockwise. • To increase the speed: Turn clockwise The initial value is the maximum speed defined for this machine class. It cannot be increased, only decreased.
CLASSIC-machines 4 CLASSIC-machines 4.1 Operation Fig. 3: Switching CLASSIC-machines on and off Operating panel on the machine post Control beneath the table top 2 1 3 4 (1) - LEDs indicating the status (2) - Button for the sewing light (3) - Main switch for power supply (4) - Control light CLASSIC-machines are switched on and off at the control underneath the table top ( instruction manual). The two LEDs (1) on the machine post indicate the status of the power supply.
CLASSIC-machines Fig. 4: Switching the sewing light on and setting the light intensity 1 (1) - Potentiometer P1 for an infinitely variable setting of intensity 2 (2) - Button S1 for the single-diode sewing light 3 (3) - Button S2 for the integrated sewing light Switching the sewing lights on and off 1. Press the button for the requested sewing light (S1 or S2). ªThe lamp lights up. 2. Press button (S1 or S2) again. ªThe lamp goes out. Setting the light intensity 1.
CLASSIC-machines . Sewing light connection DANGER Risk of death due to electric shock The sewing light control is directly connected to the mains supply and is live even when the main switch is switched off. Therefore it is essential to pull out the mains plug, before you connect the sewing light. Make sure that the mains plug cannot be plugged in again by mistake. The PCB plug connector for the for the sewing light cable is situated on an extra PCB on the left side behind the valve cap. Fig.
Subject to design changes - Printed in Germany - © Dürkopp Adler AG - Additional Instructions - 0791 867691 - 00.0 - DÜRKOPP ADLER AG Potsdamer Str. 190 33719 Bielefeld Germany Phone +49 (0) 521 925 00 E-Mail: service@duerkopp-adler.com www.duerkopp-adler.
