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® Industrial 1525 1525-S INSTRUCTION MANUAL 1525-G 1526 This instruction manual applies to machines from the following serial numbers onwards: # 2 722 168 296-12-18 596/002 Betriebsanleitung engl. 09.11...
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As an alternative to the internet download the adjustment manual can also be ordered in book form under part no. 296-12-18 597/002. The reprinting, copying or translation of PFAFF Instruction Manuals, whether in whole or in part, is only permitted with our previous authorization and with written reference to the source.
Bobbin-changing/threading, and regulating the bobbin thread tension ....... 9 - 3 Threading needle thread and regulating its tension on the PFAFF 1525 ..... 9 - 4 Threading needle threads and regulating tensions on the PFAFF 1526 ..... 9 - 5 Care and maintenance ...................
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Circuit diagrams (with Quick-EcoDrive and control unit P 70 EDx) ......11 - 4 Block diagram PFAFF 1525 S with control unit P41 PD-L ......... 11 - 10 Circuit diagrams (with Quick-PiccoDrive and control unit P41 PD-L) ......11 - 11...
Safety Safety Regulations The machine has been constructed in accordance with the requirements listed in the EC Declaration of Conformity and the Declaration of Incorporation. 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!
The user must ensure that none of the safety devices are removed nor put out of work- ing order. The user must ensure that only authorized persons operate and work on the machine. For further information please refer to your PFAFF agency. 1 - 2...
Safety Notes for operating and technical staff Operating staff .05.01 Operating staff are the persons responsible for setting up, operating and cleaning the mach- ine and for removing any disturbances in the sewing area. The operating staff are obliged to observe the following points, and must: ●...
Safety Danger warnings A working area of 1 m must be kept free both in front of and behind the mach- ine, so that easy access is possible at all times. Never put your hands in the sewing area during sewing! Danger of injury by the needle! While 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!
Proper use Proper use The PFAFF 1525 and PFAFF 1525-S are single needle, special high-speed lockstitch sewing machines with unison feed and a large hook. The PFAFF 1525-G is a single needle, special high-speed lockstitch sewing machines with unison feed and an extra large hook.
Motordaten: ................. siehe Typenschild des Motors Air consumption per working cycle:: ..............0,146 Nl Net weight of sewing head, PFAFF 1525: ............approx. 50 kg Net weight of sewing head, PFAFF 1526: ............approx. 52 kg Gross weight, PFAFF 1525: ................approx. 58 kg Gross weight, PFAFF 1526: ................
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4,5 - 5 mm 2200 2200 2200 5,5 - 7 mm 1800 1800 1800 Top feed PFAFF 1526 Max. sewing speed in s.p.m. at needle gauges: stroke 6 mm 12 mm 20 mm 28 mm 40 mm 1 mm 3800...
Disposal of Machine Disposal of Machine ● Proper disposal of the machine is the responsibility of the customer. ● The materials used for the machine are steel, aluminium, brass and various plastic materials. The electrical equipment comprises plastic materials and copper. ●...
Transportation, packing and storage Transportation, packing and storage Transportation to customer's premises The machines are delivered completely packed. Transportation inside the customer's premises The manufacturer cannot be made liable for transportation inside the customer's premises nor to other operating locations. It must be ensured that the machines are only transported in an upright position.
Explanation of symbols Explanation of symbols In this instruction manual, work to be carried out or important information is accentuated by symbols. These symbols have the following meanings: Note, information Cleaning, care Lubrication Maintenance, repairs, adjustment, service work (only to be carried out by technical staff) 6 - 1...
● Operate main switch 2 to switch the switched on or off by turning switch 1. machine on or off. Keys on machine head (no keyboard on the PFAFF 1525-S) ● The keys on the machine head are pres- sed to set off certain functions. Key 1:...
Controls Pedal 0 = Neutral position 1 = Sewing 2 = Raise presser foot 3 = Trim sewing threads Other pedal functions are listed in the instruction manual for the control panel. Fig. 7 - 03 Knee switch ● By operating knee switch 1 it is possible to alternate between two pre-selected feed stroke settings.
● To release the presser foot, raise it briefly with the pedal. Fig. 7 - 05 (on thePFAFF 1525 and 1526) Adjusting the stitch length ● The thumb wheels 1 and 2 can be used to pre-select the stitch lengths.
Controls (on thePFAFF 1525-S) Adjusting the stitch length ● Adjustment wheel 1 is used to pre-select the stitch length. Fig. 7 - 06a Reverse-feed control ● To sew in reverse, press reverse-feed control lever 1. Fig. 7 - 07 7 - 4...
Controls Edge trimmer -731/02 Keep your hands away from the moving knife! Danger of injury! ● Press key 1 to switch the knife drive on or off. The bartack suppression key is omitted, see Chapter 7.02 Keys on the machine head. Fig.
Adjustment Manual Chapter 13.05.11 Top feed lift. Fig. 7 - 10 Bobbin thread supply monitor -926/06 PFAFF 1525 ● When the set thread-end length is reach- ed, diode 1 flashes and the machine is stopped. PFAFF 1526 ●...
Controls Bobbin thread control by stitch counting ● When the pre-set number of stitches is reached, LED 1 flashes. After a bobbin change, the "scroll" key on the control panel must be pressed. ● Pre-setting the number of stitches, see the instruction manual for the control panel.
Installation and commissioning Installation and commissioning The machine must only be mounted and commissioned by qualified personnel! All relevant safety regulations are to be observed! If the machine is delivered without a table, it must be ensured that the frame and the table top which you intend to use can hold the weight of the machine and the motor.
Installation and commissioning Assembling the motor .01.02 (only on machines with Quick-motor) 109-001 Fig. 8 - 02 ● Assemble motor mounting 1, motor 2, belt guard support 3 and belt pulley 4 as shown in Fig. 8-02. Tightening the V-belt .01.03 ●...
Installation and commissioning Mounting the bottom V-belt guard .01.04 Fig. 8 - 04 109-071 ● Loosen screws 2 and adjust belt guard support 1 so that the motor pulley and V-belt run freely. ● Tighten screws 2. ● Fasten belt guard 3 with screw 4. Fig.
Installation and commissioning Fitting the upper V-belt guard .01.05 ● Screw position stop 1 to the right belt guard section 2. ● Attach belt guard section 3 with screws 4. ● Push the slots of the right belt guard section 2 behind the heads of retaining screws 6 and attach it with screws 5 and 6.
Installation and commissioning Fitting the tilt lock .01.07 ● Screw on tilt lock 1, provided in the ac- cessories, using screw 2. Do not operate the machine without tilt lock 1! Danger of crushing between sewing head and table top! Fig.
Installation and commissioning Connecting the plug-in connections and earth cables P 70 EDx P41 PD-L X1/B 0110100 0110100 0110001 0110001 Fig. 8 - 09 ● Connect all plugs as labelled to the control box . ● Screw the earth cable from the sewing head and the main switch to earth point A. ●...
Installation and commissioning Attention! When using the control unit P41 PD-L, the cable of the adapter lead must be connected to oil valve Y3. Installation ● Check the machine, particularly its electrical wiring and pneumatic tube connections, for any damage. ●...
Installation and commissioning Switching the machine on/off ● Switch the machine on (see Chapter 7.01, On/off switch). Basic position of the machine drive unit On machines with Quick-EcoDrive and control unit P70ED 05.01 ● Switch on the machine. ● Press the TE/speed key twice to select the input mode. ●...
Danger due to unintentional starting of the machine! Only use needles from the system intended for the machine, see Chapter 3 Specifications. PFAFF 1526 PFAFF 1525 ● Set needle bar at top position and loosen ● Set needle bar at top position and loosen screw 1.
Setting up Winding the bobbin thread, regulating the winder tension Fig. 9 - 03 ● Place an empty bobbin 1 on winder spindle 2. ● Thread up as shown in Fig. 9 - 03 and wind the thread a few times clockwise around bobbin 1.
Setting up Bobbin-changing/threading, and regulating the bobbin thread tension Switch the machine off! Danger due to unintentional starting of the machine! ● Set take-up lever at its top position. ● Open bed slide, lift latch 1 and take out the bobbin. Place the filled bobbin into the hook so that the bobbin turns as shown by the arrow when the thread is pulled.
Setting up Threading needle thread and regulating its tension on the PFAFF 1525 Fig. 9 - 05 Switch the machine off! Danger due to unintentional starting of the machine! ● Thread the needle thread as shown in Fig. 9 - 05.
Setting up Threading needle threads and regulating tensions on the PFAFF 1526 Fig. 9 - 06 Switch the machine off! Danger due to unintentional starting of the machine! ● Thread the needle thread as shown in Fig. 9 - 06.
Care and maintenance Care and maintenance Clean hook area ........daily; more frequently if in continuous operation Check oil level (hook-oil container) ..........daily, before operation Check/adjust air pressure ............... daily, before operation Clean air filter of air-filter/lubricator ............when required These maintenance intervals apply to the average machine running time in sin- gle-shift operation.
1 to 2 drops of oil in hole 2 of the hook gib. Only use oil with a medium viscosity of 22.0 mm²/s at 40° C and a density of 0.865 g/cm³ at 15 C. We recommend PFAFF sewing mahine oil, No. 280-1-120 144. 10 - 2...
Care and maintenance Checking/adjusting the air pressure ● Before operating the machine, always check the air pressure on gauge1. ● Gauge 1 must show a pressure of 6 bar. ● If necessary adjust to this reading. ● To do so, pull knob 2 upwards and turn it so that the gauge shows a pressure of 6 bar.
Care and maintenance Parameter settings (only on machines with Quick-EcoDrive and control unit P70ED or Quick-PicoDrive and control unit P41 PD-L) ● The selection of the user level and the alteration of parameters is described in the separa- te instruction manual for the drive unit. Parameter list .05.01 Speed max.
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Care and maintenance Selected machine class 1 - 4 1 - 5 Rotating direction of the motor 0 - 1 Thread trapper at beginning of seam 0 - 2 0 = OFF I = ON II = ON and raise presser foot Further parameters and the description for an internet update of the machine software and reset /cold start of the machine can be found in the instruction manual for the control panel.
Mounting the table top (with Quick-EcoDrive and control unit P 70 EDx) Mounting the table top Drillholes for fastening the motor Stand position (Screwed inserts M8 x 30 ) 906-3750-000 91-280 133-95 11 - 2...
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Mounting the table top (with Quick-PicoDrive and control unit P41 PD-L) Mounting the table top Stand position Drillholes for fastening the motor 906-3750-000 (Screwed inserts M8 x 30 ) Controlbox P41 PD-L 91-280 190-95 11 - 3...
Circuit diagrams Circuit diagrams (with EcoDrive and control unit P 70 EDx) Reference list for the Circuit diagrams Control unit P70 ED Control panel S3 Sewing head recognition system (OTE) Sewing lamp -926/07 LED stitch counting Sewing motor Main switch S1.1 Pedal speed control unit Key 1 other function depending on parameter...
Block diagram Version 02.05.07 Block diagram PFAFF 1525 S with control unit P41 PD-L Synchronizer PD 3 1525 S Ministop drive unit (long)with incremental transducer software download Speedcontrolunit Control unit P41 PD-L power switch Mains plug 11 - 11...
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Circuit diagrams Version 02.05.07 Circuit diagrams (with PiccoDrive and control unit P41 PD-L) Reference list for the Circuit diagrams 91-191 518-95 Control unit P41PD-L Control panel Pico-Top Main switch-lamp Sewing motor with incremental transmitter Main switch Pedal speed control unit M1 Sewing motor M1 Incremental transducer S1 Speedcontrolunit...
A detailed parts list for the complete machine is included with the accessories. In case of loss, the parts list can be downloaded from the internet address www.pfaff-industrial.com/pfaff/de/service/downloads As an alternative to the internet download the parts lists can also be ordered in book form under part no.
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PFAFF Industriesysteme und Maschinen AG Hans-Geiger-Str. 12 - IG Nord D-67661 Kaiserslautern Telefon: +49 - 6301 3205 - 0 Telefax: +49 - 6301 3205 - 1386 E-mail: info@pfaff-industrial.com Gedruckt in der BRD / Printed in Germany / Imprimé en la R.F.A. / Impreso en la R.F.A...