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3819 -20/02 -40/01 INSTRUCTION MANUAL This instruction manual applies to machines from the following serial numbers onwards: 2 808 742 and software version 0441/001. 296-12-19 290/002 Instruction Manual engl. 10.15...
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Internet download, the adjustment manual can also be ordered under order no. 296-12-19 291/002. Reprinting, copying and translation - including excerpts - from PFAFF instruction books is permitted only with our prior approval and listing of sources. PFAFF Industriesysteme und Maschinen GmbH Hans-Geiger-Str.
Technical staff ........................7 Danger warnings ........................8 Proper Use ..........................9 Technical Data ........................10 PFAFF 3819 ......................... 10 Disposal of the Machine ....................11 Transport, Packaging and Storage ................... 12 Transport to the customer´s premises ................12 Transport within the customer´s premises ................12 Disposal of the packaging materials ..................
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Table of Contents Contents ....................Page Set-up ..........................24 Inserting the needle ......................24 Threading the needle / adjusting the needle thread ............25 Threading the looper thread / adjusting the looper thread ........... 26 Fitting the tape reel ......................27 Threading the tape into the pleating attachment ..............
Fitting or using these products may therefore have negative effects on features which depend on the machine design. We are not liable for any damage caused by the use of non-Pfaff parts.
Safety Safety symbols Hazard point! Special points of attention. Risk of injury to operating personnel or technical staff! Electric voltage! Danger to operating personnel or technical staff Danger of hands being crushed! Caution! Do not operate without fi nger guard and safety covers! Turn off the main switch before threading, changing the bobbin or needle, cleaning, etc.!
Safety Operating personnel and technical staff Operating personnel .05.01 Operating personnel are persons responsible for setting up, operating and cleaning the machine and for fault clearance in the sewing area. The operating personnel are obligated to comply with the following points: ...
Safety Danger warnings A work area of 1 m must be kept around the machine during operation to ensure unobstructed access at all times. Do not reach into the needle range during the sewing operation! Risk of injury from the needle! Do not allow any objects to be placed on the table during the adjustment work! The objects could become jammed or be slung away! Risk of injury from parts fl...
Proper Use Proper Use The PFAFF 3819 is a sewing machine for effi ciently sewing on trouser waistbands. Any usage not approved by the manufacturer is deemed misuse! The manufacturer shall assume no liability for damage caused by misuse! Proper use also includes compliance with the operating, maintenance,...
Disposal of the Machine Disposal of the Machine It is up to the customer to dispose of the machine properly. The materials used for the machine include steel, aluminium, brass and various plastics. The electrical equipment consists of plastics and copper. ...
Transport, Packaging and Storage Transport, Packaging and Storage Transport to the customer´s premises All machines are completely packed for delivery. Transport within the customer´s premises The manufacturer assumes no liability for transport within the customer´s premises or to the individual usage sites. Please ensure that the machines are only transported in a vertical position.
Work Symbols Work Symbols Activities to be performed or important information in this instruction manual are emphasised by symbols. The symbols used have the following meaning: Note, information Cleaning, care Lubrication Maintenance, repairs, adjustment, service work (only to be carried out by technical staff)
Operating Controls Operating Controls Main switch Turning the main switch 1 switches the machine on and off. Fig. 7 - 01 Light barrier The LED in the light barrier 1 indicates the following status: – LED lights up green = Reception indica- tor (If there is no sewing material below it).
Operating Controls Treadle With the main switch turned on: Neutral position +1 = Manual sewing or start sewing cycle -1 = Raise sewing foot and top needle bar position Fig. 7 - 03...
Operating Controls Control panel The control panel is used to display and access machine functions for set-up and sewing, to enter parameter values and to read error messages and service settings. 3500 2000 Fig. 7 - 04 The control panel has the following operating and display controls: ...
Operating Controls Symbols on the display .04.01 In addition to clear texts and set values, the following symbols appear on the display: The symbols exclusively appear in programmed sewing, see Chapter 10.02 Programmed sewing. Symbol Function Current program number Piece counter Speed Stitch length SD memory card...
Operating Controls Function keys .04.03 If a function is on, this is always indicated by the correspondingly lit LED. Detailed explana- tion of functions: Thread tape The sewing drive moves to the top position, the presser foot and both pullers are raised so that the tape can be threaded in the machine.
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Operating Controls Piece counter This key is used to set the piece counter to zero. Coded via parameters 811 and 812. Puller on/off Cutting puller on/off Free Raise/lower presser foot This is raised if the presser foot is lowered and lowered if the presser foot is raised. Coded via parameter 813.
Set-up and Initial Commissioning Set-up and Initial Commissioning The machine may only be set up and started up by qualifi ed personnel! All of the relevant safety regulations must always be complied with in this process! Adequate stability of the stand must be guaranteed, even during the sewing operations.
Set-up and Initial Commissioning Mounting the reel stand .01.02 Assemble the reel stand as shown in Fig. 8 - 02. Then insert the stand into the hole in the table top and secure it with the enclosed nuts. Fig.
Set-up and Initial Commissioning Connecting the plug-in connections and ground cable Fig. 8 - 03 Insert all plugs on the control box 2 in accordance with their designation. Insert the "motor" into the bushing X 3 and the bushing X 8. Caution! Plugging in the connector incorrectly can damage the control unit! ...
Set-up and Initial Commissioning Initial start-up Inspect the machine and in particular the electric lines and pneumatic connecting hoses for possible damage. Remove the stopper 1 from the oil tank 2. The stopper serves solely for transit support and may not be used during the sewing operations.
Set-up Set-up Observe and comply with all regulations and instructions in this instruction manual. Pay particular attention to all safety regulations! All set-up work may only be carried out by appropriately instructed personnel. Disconnect the machine from the electricity mains for all set-up work by operating the main switch or by removing the mains plug! Inserting the needle Switch off the machine!
Set-up Threading the needle / adjusting the needle thread Fig. 9 - 02 Switch off the machine! Risk of injury due to accidental machine start-up! Thread the needle as shown in Fig. 9-02. Adjust the needle thread tension by turning the knurled thumb screw 1.
Set-up Threading the looper thread / adjusting the looper thread Fig. 9 - 03 Switch off the machine! Risk of injury due to accidental machine start-up! Open the hook room cover and side cover. Slide the lever 4 to the left; this unlocks the hook bracket and it can be swivelled out. ...
Set-up Fitting the tape reel Fit the tape reel 1 to the tape reel bracket 2 as shown in 9 - 04. Please note the unwinding direction: Tape discharge points towards the operator. Cut the beginning of the tape 3 sharply. Fig.
Production Production 3500 2000 Fig. 10 - 01 The following appear on the display (from the left): max. speed (e.g. 3500 revolutions per minute), it can be changed using the correspond- ing plus/minus key. Coded via parameter 809. Program number (1 – 99). ...
Production Sewing – automatic mode The following work steps assume that the sewing preparations listed in the "Set-up" chapter have been carried out thoroughly and the machine has been programmed according to the order. Turn on the machine at the main switch and wait for it to be ready for operation. ...
Production Sewing – manual mode The following work steps assume that the sewing preparations listed in the "Set-up" chapter have been carried out thoroughly. Turn on the machine at the main switch and wait for it to be ready for operation. ...
Production Input mode Select the function group Fig. 10 - 03 The desired function group must be selected using the allocated plus/minus key after changing to input mode. Select the function group or function with the corresponding plus/minus key. The upper key is + and the lower key is -.
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Production The following function groups are available: Group Function Access rights (factory setting) Operator level free Mechanic level coded Sewing drive positions coded Times coded Counter and speeds coded Service coded Sewing motor coded Access rights coded Access rights for the individual function groups and for the functions accessible via the keys can be changed in the function group 800.
Production Input mode Enter parameters 0,03 Fig. 10 - 04 The display shows the selected parameter number on the left and the associated parameter value further to the right. Parameter 403, the tape cutter switch-on time, has been selected in the example above. The displayed parameter value is 0.03 s. The values above can be changed using the plus/minus keys.
Production Programming Change from sewing mode to programming mode Select the program number Fig. 10 - 05 The desired function group must be selected using the allocated plus/minus key after chang- ing to programming mode. Select the program number with the corresponding plus/minus key. The upper key is + and the lower key is -.
Production Programming Control panel display in programming mode 4000 Fig. 10 - 06 The display shows the selected programmable parameter number (P01) on the left and the associated values of the trouser waistband further to the right. Example: The maximum program speed is limited to 4000 rpm. The programmable parameter numbers (P01, P02, ..., P08) can be changed with the corresponding plus/minus key.
Production Programming a trouser waistband Parameter number Function Maximum program speed Clearance to start cut in mm Length of fi rst skip stitch after start of seam at seam start in mm Start clearance of fi nal skip stitches in mm Clearance of fi...
Production Parameter list Function group 100: Operator level Display software version (0441/xxx) Display motor control software version Key beeper (I = OFF, II = ON) Thread monitor, left (I = OFF, II = ON) Thread monitor, right (I = OFF, II = ON) Display serial number of machine Function group 200: Mechanic level...
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Production Function group 600: Service Move puller stepping motor Inputs: 0123456789ABCDEF 0: free (E1 – X5.1) 1: free (E2 – X5.2) 2: free (E3 – X5.3) 3: free (E4 – X5.4) 4: free (E5 – X5.5) 5: free (E6 – X5.14) 6: free (E7 –...
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Production Run cold start Display treadle values Function group 700: Sewing motor P-section speed regulator (10) I-section speed regulator (50) P-section position controller (20) D-section position controller (30) Time for position controller (25) P-section position controller for rest brake (25) D-section position controller for rest brake (15) Maximum torque for rest brake (0) Minimum machine speed (6)
Production Program management The program management menu opens after pressing the "Scroll" key in input mode (LED in key lights up). Standard SD cards with a maximum capacity of 2 GB can be inserted in the control panel Bdf-S3. The 3819 stores its data in the subdirectory \P3819. Programs 1 – 99 are stored in fi...
Production Displaying the machine directory .10.02 Fig. 10 - 09 The contents of the machine memory are displayed after pressing the +/- key under the En- ter symbol 01 02 Fig. 10 - 010 You can scroll through within the display by pressing the right +/- keys. You can switch to the next/previous menu item by pressing the left +/- keys.
Production Displaying the SD card directory .10.03 Fig. 10 - 11 The contents of the SD card are displayed after pressing the +/- key under the Enter symbol Fig. 10 - 12 You can scroll through within the display by pressing the right +/- keys. You can switch to the next/previous menu item by pressing the left +/- keys.
Production Copying program to the SD card .10.04 COPY >> Fig. 10 - 13 The machine switches from the machine memory to the SD card to enter the copy function after pressing the +/- key under the Enter symbol >> COPY Fig.
Production Copying program from the SD card. .10.05 COPY << Fig. 10 - 15 The machine switches from the SD card to the machine memory to enter the copy function after pressing the +/- key under the Enter symbol << COPY ALL ALL Fig.
Production Deleting program in the machine memory .10.05 Fig. 10 - 17 The machine switches to the machine memory to enter the delete function after pressing the +/- key under the Enter symbol Fig. 10 - 18 You can switch to the program number of the program in the machine memory that you want to delete using the +/- keys.
Production Deleting program on the SD card .10.06 Fig. 10 - 19 The machine switches to the machine memory to enter the delete function after pressing the +/- key under the Enter symbol Fig. 10 - 20 You can select the program number of the program on the SD card that you want to de- lete using the +/- keys under the value.
Production Formatting the SD card .10.07 FORMAT Fig. 10 - 21 The SD card is formatted after pressing the +/- key under the Enter symbol A prompt for confi rmation is displayed before the SD card is formatted. The right + key con- fi...
Production Error messages .10.08 Error code Description Error 1 System error Error 2 Sewing motor ERROR 2/BB/xxx BB = 20 Deadman 10 Speed 0B StopX 0A Reset stitch counter 09 Write parameter 05 Position t.d.c. by shortest route 03 Position t.d.c. in reverse 02 Position t.d.c.
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Production Error 17 free Error 18 free Error 19 free Error 20 free Error 21 Power supply unit overloaded (24V) Error 22 Mains voltage Error 23 Power supply 24V too low Error 24 free Error 25 free Error 26 free Error 27 1.
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Production Motor errors Error code Description Invalid parameter value Communication error Init. not ready Command overrun Mains off during initialisation Excess current directly after mains on Short circuit Excess current during operation Motor blocked No incremental plug Incremental encoder missing for transmission/ reduction Motor blocked in 1st stitch Internal starting error...
Maintenance and Care Maintenance and Care Maintenance intervals Cleaning the hook area ......daily, several times during continuous operation Cleaning the complete machine ................weekly Machine oil level .................. daily, before start-up Checking / setting the air pressure ..............as needed Cleaning the maintenance unit air fi...
Add oil to the container through the hole 2 as needed Only use oil with a centre viscosity of 22.0 mm /s at 40 °C and a density of 0.865 g/cm at 15 °C. We recommend PFAFF sewing machine oil part no. 280-1-120 144.
Remove the screw 2 as needed and add only enough oil for an air bubble to remain visible. Replace the screw 2. Only use oil with a centre viscosity of 22.0 mm /s at 40 °C and a density of 0.865 g/cm at 15 °C. We recommend PFAFF sewing machine oil part no. 280-1-120 144.
Maintenance and Care Checking / setting the air pressure Check the air pressure on the manome- ter 1 before every start-up. The manometer 1 must show a pressure of 6 bar. Adjust this value if needed. Pull up the button 2 for this and turn it out of position accordingly.
This list shows the most important wearing parts. A detailed parts list for the complete machine can be downloaded at www.pfaff-industrial.de/de/service-support/downloads/technical. As an alternative to the Internet download, the parts list can also be requested as a hard copy under order no. 296-12-19 290.
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PFAFF Industriesysteme und Maschinen GmbH 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...