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Formax 3950 Series Operator's Manual

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3950 Series
Production Folders
7/2007
OPERATOR MANUAL
First Edition

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  • Page 1 3950 Series Production Folders OPERATOR MANUAL First Edition 7/2007...

  • Page 2: Table Of Contents

    Operator's Manual 3950 Series CONTENTS 1. GENERAL 2. SPECIFICATIONS 3. PROPER HANDLING OF THE MACHINE 4. SAFETY INSTRUCTIONS 5. SAFETY FEATURES 6. BASIC COMPONENTS OF THE MACHINE 7. SPACE REQUIREMENTS 8. OPERATING POSITIONS 9. ELECTRICAL CONNECTION 10. AIR FEEDER PBA 38 11.
  • Page 3 Operator's Manual 3950 S eries...

  • Page 4: General

    Operator's Manual 3950 Series General 1. GENERAL The machines of the 3950 Series folder line are professional buckle folders General Description with an infeed width of up to 38 cm. They can be equipped with one or two fold units.

  • Page 5: Specifications

    Operator's Manual 3950 series General 2. SPECIFICATIONS Paper size: Maximum Minimum W x L W x L Air feeder FD 3950: 38 x 65 cm 7* x 12 cm *(less if paper is guided on one side only) Flat pile feeder FD 3950 P...

  • Page 6: Proper Handling Of The Machine

    Operator's Manual 3950 Series General 3. PROPER HANDLING OF THE MACHINE The machines of the 3950 Series folder line are built for folding paper. They may also be used for perforating, scoring, slitting, cutting and counting paper using the proper attachments.

  • Page 7: Safety Instructions

    Operator's Manual 3950 Seri es General 4. SAFETY INSTRUCTIONS Safety Instructions for Transport and Set-Up The following instructions and warnings are applied to the packing to ensure appropriate and safe transport: Protect from humidity! Top! - Transport in Fragile! - upright position only! Handle with care! Theses instructions and warnings must also be observed for transport within the...
  • Page 8 Operator's Manual 3950 Series General The operator's manual must always be available near the machine. Organizational In addition to reading the operator's manual, observe and instruct the user in all other Measures generally applicable legal and other mandatory regulations relevant to accident prevention and environmental protection.
  • Page 9 They have sharp edges for proper function! SERIOUS INJURY MAY RESULT! Use only the special cleaning fluid from Formax for cleaning the fold rollers. Do not use any solvents such as Acetone or Toluol. They would damage the non- metal parts of the rollers.

  • Page 10: Safety Features

    Operator's Manual 3950 Series General 5. SAFETY FEATURES The machines of the 3950 Series folder line are equipped with various safety features. They ensure the safety of the persons working with the machine. The following safety features are found on these machines:...

  • Page 11: Basic Components Of The Machine

    Operator's Manual 3950 Series General 6. BASIC COMPONENTS OF THE MACHINE As a result of its modular design, the 3950 Series offers a wide range of applications and configurations to suit the requirements of the user. The following components are available: FD 3950PF Flat pile feeder - FSA FD 3950 &...

  • Page 12: Space Requirements

    Operator's Manual 3950 Series General 7. SPACE REQUIREMENTS When choosing a location for the machine, please bear in mind that additio- nal space for the operator, for service and for pallets is needed in the feed- and delivery areas. FD 3950...

  • Page 13: Electrical Connection

    Operator's Manual 3950 Series General 9. ELECTRICAL CONNECTION Operator panel, fold units and delivery are interconnected with cables. Plugs and sockets allow variable connections. Do not bend or twist the cables sharply or place heavy objects on them - they may get damaged! When making or breaking any electrical connection, always first turn off the main switch or the safety switch on the folder.

  • Page 14: Air Feeder Pba

    Operator's Manual 3950 Series FD 3950 10. AIR FEEDER PBA 38 The air feeder PBA 38 consists of a feeder and a register table. Principle of It is suitable for handling a wide variety of papers - uncoated papers as well as coated, Operation freshly printed or thin papers.
  • Page 15 Operator's Manual 3950 Series FD 3950 When setting the format, care should be taken that the sheets are fed Setting the Format approximately from the center. Ł Loosen the handles (1) by turning them counter-clockwise. Ł Set the left feed guide to half sheet width with the help of the scales (2).
  • Page 16 Operator's Manual 3950 Series FD 3950 Most types of paper with a weight of 80 to 90 GSM can be separated in this position. For different paper grades, other figures must be set in the window: Paper grades below 80 GSM:...
  • Page 17 Operator's Manual 3950 Series FD 3950 Setting for heavy paper grades Heavy paper grades do not easily cling to the curve of the suction drum. For this reason the suction segment must be tilted in direction of the paper stack.
  • Page 18 Operator's Manual 3950 Series FD 3950 Ł Open the valves (1) at both air brackets. In most cases it is sufficient to open the second and the last valve (with respect to the format length). closed open The position of the front paper stop (2) can be Front Paper Stop adjusted in a horizontal and vertical direction.
  • Page 19 Operator's Manual 3950 Series FD 3950 Ł Fan the paper stack well to avoid double sheets. Positioning the Paper Stack Ł Place the stack on the feed table. Ł Position the rear paper stop. It prevents the paper from sliding off the table.
  • Page 20 Operator's Manual 3950 Series FD 3950PF 11. FD 3950PF - FLAT PILE FEEDER FSA 38 The flat pile feeder FSA 38 with rear edge separator is suitable for separating different Principle of kinds of paper, uncoated as well as coated, freshly printed or thin paper.
  • Page 21 Operator's Manual 3950 Series FD 3950PF Ł Tilt up the front stop (1). Setting the Format Ł Push down the rear stop (2) and slide it to half the sheet width with the help of the scale (3). The second rear stop (4) can be pulled out.
  • Page 22 Operator's Manual 3950 Series FD 3950PF When the pile table is loaded, the paper stack must be brought Moving the Paper to the work position. Stack to Work Ł Push button (1). Position The stack moves automatically to the correct position, controlled by the stack sensor switch (2).
  • Page 23 Operator's Manual 3950 Series FD 3950PF The suction drum (1) is equipped with two PUR-rings for reliable sheet detachment. Exchanging the If marks occur on sensitive or freshly printed paper, a different suction drum (accesso- Suction Drum ry) can be used. This suction drum has a PUR-coating over the entire surface and consequently a higher coefficient of friction.
  • Page 24 Operator's Manual 3950 Series FD 3950PF Ł Lower the rear edge separator (1). Setting the Rear Edge Separator Ł Loosen the lock lever (2). Ł Displace the rear edge separator in such a way that the stop rods (3) touch the rear edge of the paper stack.
  • Page 25 Operator's Manual 3950 Series FD 3950PF Ł Adjust the automatic height setting as follows: The left hold-down bracket (1) also serves as a height sensor controlling the height adjust- ment of the rear edge separator. As a result, the gap between the suckers and paper stack remains always the same although sheets are pulled off continuously.
  • Page 26 Operator's Manual 3950 Series FD 3950PF The air separates the rear edge of the paper stack by means of two rear separator nozzles (1). The volume of the air can be adjusted by means of a valve (2). The effect of the air can be influenced by changing the angle of the rear separator nozzles.
  • Page 27 Operator's Manual 3950 Series FD 3950PF An additional single blower (1) (optional) Additional Blower stabilizes the air cushion near the leading edge of the floating sheet. This is especial- ly useful for long and narrow sheets. The single blower (1) is positioned next...
  • Page 28 Operator's Manual 3950 Series FD 3950PF Format setting: Ł Move the rear cross-bar (1) (secured with a clamp lever) in such a way that the sheet stop rods (2) are placed against the left- and right-hand side edge as well as against the rear edge of the stack.
  • Page 29 Operator's Manual 3950 Series FD 3950PF A special side stop at the right-hand side is part of the "side blower" kit. Side Stop, Right- This stop should be used when the paper tends to drift sideways. hand Side The side stop is attached to the arm of the suction wheel and can be moved sideways so that it can be set to the format width.

  • Page 30: Flat Pile Feeder Fsa

    Operator's Manual 3950 Series Register Table 12. REGISTER TABLE Register rail, ball cage and transport belt form one single Setting the Format - unit and are adjusted together. Flat Pile Feeder Make sure that the feeder is set to the correct format.
  • Page 31 Operator's Manual 3950 Series RegisterTable The number and type of balls in the ball cage Type of Balls (1) depend on format and type of paper. Always try to use as few balls as possible. Balls not needed for a particular job should be removed to avoid wear of the transport belt.

  • Page 32: Buckle Fold Units

    Operator's Manual 3950 Series Buckle Fold Units 13. BUCKLE FOLD UNITS The buckle fold units have an infeed width of 38 cm and are equipped with 4 automatic fold plates AFT 38. The automation of these fold plates comprises the automatic positioning of the fold plate stops and the automatic closing of the deflectors.
  • Page 33 Operator's Manual 3950 Series Buckle Fold Units The fold plates have one lock screw (1) each at the Installing the Fold left- and right-hand side. Plates Insert the fold plates in such a way that the lock screws (1) fit in the recesses (2) in the frame of the fold unit.

  • Page 34: Roller Table

    Operator's Manual 3950 Series Roller Table 14. ROLLER TABLE Folders with two fold units are always equipped with a transfer bridge (1). Transfer Bridge This bridge ensures the accurate transfer of the sheet onto the roller table. Two ball cages guide the sheets.
  • Page 35 Operator's Manual 3950 Series Roller Table On the roller table, the sheets are transported to the next Register Rail fold unit by means of rollers which are positioned at an angle with respect to the register rail. When changing the format, set the register rail as follows: Ł...

  • Page 36: Deliveries

    Operator's Manual 3950 Series Deliveries 15. DELIVERIES AM 52, AMS 52, SKM 36 The fanned deliveries AM 52 and AMS 52 are mobile. Their height is adjustable Fanned Deliveries by means of a gas-filled shock-absorber. AM 52, AMS 52 An additional control box (1) allows stopping and starting the machine (2) and paper feed (3) to facilitate setting the hold-down rollers.

  • Page 37: Small Format Vertical Stacker Skm

    Operator's Manual 3950 Series Deliveries The vertical stacker is mobile and height-adjustable by means of a gas-filled shock Small Format absorber. Vertical Stacker An additional control box (1) allows stopping and SKM 36 starting the machine (2) and paper feed (3) to facili- tate setting the hold-down rollers.
  • Page 38 Operator's Manual 3950 Series Deliveries Use the setting wheels (1, 2) to set the gap between Setting the Paper upper and lower belts to the thickness of the folded Thickness stock. Move the setting wheels (1, 2) on either side by the same amount.

  • Page 39: Automatic Setting

    Operator's Manual 3950 Series Automatic Setting 16. AUTOMATIC SETTING The machines of the 3950 Series are equipped with a central operator Operator Panel panel. It is here where the communication between operator and machine takes place and where all the important settings and monitoring functions are carried out.
  • Page 40 Operator's Manual 3950 Series Automatic Setting The operator panel contains an LC-display. Description of the After switching on the machine, the following message appears: Display TOTAL: JOB NO: 00000000 0000 MONITORING: OUTPUT: 00000 DOUBLES: TRANSPORT: REMAINDER: 0000 MONITORING SAVING COUNTER SET-UP This display gives an overall view of the most important data.
  • Page 41 Operator's Manual 3950 Series Automatic Setting Each menu is divided into a light and a dark section. Actual data is shown in the light section (1). In the dark section (2), additional menus are displayed, which can also be called up by pressing the function keys.

  • Page 42: Setting The Counter - Main Menu Counter

    Operator's Manual 3950 Series Automatic Setting Main Menu COUNTER Setting the Counter - Main Menu COUNTER Press key C The BASIC menu is displayed. TOTAL: JOB NO: 00000000 0000 MONITORING: OUTPUT: 00000 DOUBLES: TRANSPORT: REMAINDER: 0000 MONITORING SAVING COUNTER SET-UP Press key F1 The COUNTER menu is displayed.

  • Page 43: Setting The Batch Counter

    Operator's Manual 3950 Series Automatic Setting Main Menu COUNTER The dark background of the line BATCH means that the preselected number of Setting the Batch sheets per batch can be entered. Counter The batch counter is used to mark a pre-selected number of sheets (batch) in such a way that it can be separated from the next batch.
  • Page 44 Operator's Manual 3950 Series Automatic Setting Main Menu COUNTER Example: The gap between batches (interval) in the delivery section should be as long as it takes to feed 4 sheets. Enter the interval (e.g. 4) The new INTERVAL is displayed.

  • Page 45: Set Kicker For Batch Counting

    Operator's Manual 3950 Series Automatic Setting Main Menu COUNTER The kicker serves to mark a preselected number of sheets (batch) by pushing the Set Kicker for last sheet sideways, which makes it easy to distinguish between the individual Batch Counting batches.
  • Page 46 Operator's Manual 3950 Series Automatic Setting Main Menu COUNTER Press key F2 The kicker is switched on. COUNTER 0111 BATCH: KICKER ON 00000000 TOTAL: AFTER ENTERING NUMBER: KICKER CLEAR TOTAL SELECT The display INTERVAL changes to KICKER ON. Example: Batches of 50 sheets.
  • Page 47 Operator's Manual 3950 Series Automatic Setting Main Menu COUNTER Press key C Back to BASIC menu. TOTAL: JOB NO: 00000000 0000 KICKER ON OUTPUT: MONITORING: 00000 DOUBLES: REMAINDER: TRANSPORT: 0000 MONITORING SAVING COUNTER SET-UP In Menu BASIC, the display KICKER ON below the JOB NO shows that the kicker is active.

  • Page 48: Paper Transport Control, Double Sheet Detection - Main Menu Monitoring

    Operator's Manual 3950 Series Automatic Setting Main Menu MONITORING Paper Transport Control, Double Sheet Detection - Main Menu MONITORING Press key C The BASIC menu is displayed. TOTAL: JOB NO: 00000000 0000 MONITORING: OUTPUT: 00000 DOUBLES: TRANSPORT: REMAINDER: 0000 MONITORING...

  • Page 49: Double Sheet Detection

    Operator's Manual 3950 Series Automatic Setting Main Menu MONITORING Double Sheet Press key F1 Detection MEASURE PAPER THICKNESS START TWO SHEETS Prior to switching the machine on, it must be set-up and the feeder must be loaded with paper. Switch on pump and main motor.

  • Page 50: Setting The Fold Length - Main Menu Set-Up

    Main Menu SET-UP Setting the Fold Length - Main Menu SET-UP The automatic setting of the 3950 Series makes it possible that all stops - driven by timing belts and servo motors - are set automatically to the position calculated by the computer.
  • Page 51 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Standard Folds Press key C The BASIC menu is displayed. TOTAL: JOB NO: 00000000 0000 MONITORING: OUTPUT: 00000 DOUBLES: TRANSPORT: REMAINDER: 0000 MONITORING SAVING COUNTER SET-UP Press key F3 The SET-UP menu is displayed.
  • Page 52 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Standard Folds Setting example: A DIN A3 (297 x 420 mm) sheet is to be folded as follows: First fold unit: Z-fold Second fold unit: Letter fold Press key F3 until the respective fold symbol for the first fold unit (Z-fold) is marked by the cursor.
  • Page 53 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Standard Folds Press key The new format length is saved. STANDARD FOLDS FOLD UNIT: FORMAT LENGTH (mm): SET-UP OR CHOOSE FOLD UNIT FOLD UNIT FOLD SET-UP Press key F1 The second fold unit is selected.
  • Page 54 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Standard Folds Press key The new format length is saved. STANDARD FOLDS FOLD UNIT: FORMAT WIDTH (mm): The format width of a previous job is AFTER ENTERING NUMBER: shown in the display.
  • Page 55 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Standard Folds Press key F5 The stops are positioned automatically and the fold plates not needed are closed by deflectors. STANDARD FOLDS FOLD UNIT: FORMAT WIDTH (mm): SETTING FOLD STYLE FOLD UNIT...
  • Page 56 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Standard Folds Press the sheet transport key (1x) The paper thickness is displayed. MEASURE PAPER THICKNESS PAPER THICKNESS (mm): 0.10 DOUBLE SHEET DETECTION ON After a few seconds the display returns to the SET-UP menu.

  • Page 57: Special Folds

    Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Special Folds This kind of set-up resembles most the principle used in conventional folding machi- Special Folds nes because the fold length of each stop must be calculated or measured before setting.
  • Page 58 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Special Folds Press key F1 The SET-UP SPECIAL FOLD menu for fold unit 1 is displayed. SET-UP SPECIAL FOLD (mm) FOLD UNIT: -PLATE: 111.1 ACT: NOM: ENTER NOMINAL VALUES FOLD UNIT...
  • Page 59 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Special Folds Press key The fold length is saved. SET-UP SPECIAL FOLD (mm) FOLD UNIT: -PLATE: 111.1 ACT: NOM: ENTER NOMINAL VALUES FOLD UNIT PLATE SET-UP Press key F2 Fold plate 1 is called up.
  • Page 60 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Special Folds Press key The fold length is saved. SET-UP SPECIAL FOLD (mm) FOLD UNIT: -PLATE: 111.1 ACT: NOM: ENTER NOMINAL VALUES FOLD UNIT PLATE SET-UP Press key F2 Fold plate 3 is called up.
  • Page 61 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Special Folds Press key The fold length is saved. SET-UP SPECIAL FOLD (mm) FOLD UNIT: PLATE: 111.1 ACT: NOM: ENTER NOMINAL VALUES FOLD UNIT PLATE SET-UP Press key F2 Fold plate 4 is called up.
  • Page 62 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Special Folds Press key The fold length is saved. SET-UP SPECIAL FOLD (mm) FOLD UNIT: -PLATE: 111.1 ACT: NOM: ENTER NOMINAL VALUES FOLD UNIT PLATE SET-UP Now the fold lengths for all 4 fold plates of the first fold unit are entered.
  • Page 63 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Special Folds Press key The fold length is saved. SET-UP SPECIAL FOLD (mm) FOLD UNIT: -PLATE: 111.1 ACT: NOM: ENTER NOMINAL VALUES FOLD UNIT PLATE SET-UP Press key F2 Fold plate 2 is called up.
  • Page 64 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Special Folds Press key The fold length is saved. SET-UP SPECIAL FOLD (mm) FOLD UNIT: -PLATE: 111.1 ACT: NOM: ENTER NOMINAL VALUES FOLD UNIT PLATE SET-UP Press key F2 Fold plate 3 is called up.
  • Page 65 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Special Folds Press key The fold length is saved. SET-UP SPECIAL FOLD (mm) FOLD UNIT: -PLATE: 111.1 ACT: NOM: ENTER NOMINAL VALUES FOLD UNIT PLATE SET-UP Press key F2 Fold plate 4 is called up.
  • Page 66 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Special Folds Press key The fold length is saved. SET-UP SPECIAL FOLD (mm) FOLD UNIT: PLATE: When all fold lengths 111.1 ACT: NOM: have been entered, the next step is the...
  • Page 67 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Special Folds Switch on pump and main motor. Press the sheet transport key (1x). Press the sheet transport key (1x) The paper thickness is displayed. MEASURE PAPER THICKNESS 0.10 PAPER THICKNESS (mm): DOUBLE SHEET DETECTION ON After a few seconds the display returns to the SET-UP menu.

  • Page 68: Job Saved

    Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Job Saved A job can be recalled from memory only when the identification number (memory- or Job Saved job number) is known. If the number is unknown, it is possible to display the contents of the memory and thus find the number.
  • Page 69 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Job Saved Press key F6 The JOB SAVED menu is displayed. 1111 JOB SAVED: FORMAT (mm): LENGTH: WIDTH: FOLD IN FOLD UNIT AFTER ENTERING NUMBER: ------------ SELECT ------------------- FOLD SET-UP CONTENTS The display shows the number of the job which was last saved or recalled from the memory.
  • Page 70 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Job Saved Press key The format and fold are displayed. 9999 JOB SAVED: FORMAT (mm): LENGTH: WIDTH: FOLD IN FOLD UNIT ------------- SELECT ------------------ FOLD SET-UP CONTENTS The next input depends on what values are to be taken over from memory: Ł...
  • Page 71 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Job Saved Press key F3 Display ROLLER GAP. JOB SAVED: ROLLER GAP (mm) FOLD UNIT: GAP: 0.10 ACT: NOM: 0.00 MANUAL SETTING --------------- SELECT --------------- CONTENTS AUTO+ For correct setting of the fold rollers the ACT (Actual) value must be changed to the NOM (Nominal) value.
  • Page 72 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Job Saved Turn setting knob 1 (operator side) on the first fold unit until ACT shows the same value as NOM. JOB SAVED: ROLLER GAP (mm) FOLD UNIT: GAP: 0.10 NOM: ACT: 0.10...
  • Page 73 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Job Saved Press key F4 The fold plate stops and deflectors are positioned. 9999 JOB SAVED: FORMAT (mm): LENGTH: WIDTH: FOLD IN FOLD UNIT SETTING FOLD STYLE -------------- SELECT ---------------- FOLD...
  • Page 74 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Job Saved Press key C The BASIC menu is displayed. Displaying the Con- tents of Memory TOTAL: JOB NO: 00000000 0000 MONITORING: OUTPUT: 00000 DOUBLES: TRANSPORT: REMAINDER: 0000 MONITORING SAVING COUNTER SET-UP To recall a job from memory, the menu SET-UP must be called up by pressing key F3.
  • Page 75 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Job Saved Press key F6 The JOB SAVED menu is displayed. 1111 JOB SAVED: FORMAT (mm): LENGTH: WIDTH: FOLD IN FOLD UNIT AFTER ENTERING NUMBER: ------------- SELECT ----------------- FOLD SET-UP CONTENTS...
  • Page 76 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Job Saved Press key 9999 JOB SAVED: FORMAT (mm): LENGTH: WIDTH: FOLD IN FOLD UNIT ------------- SELECT ------------------ FOLD SET-UP CONTENTS Press key F3 The CONTENTS menu is displayed. 9999 JOB SAVED:...
  • Page 77 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Job Saved Press key F3 JOB SAVED: ROLLER GAP (mm) FOLD UNIT: GAP: 0.10 ACT: NOM: 0.00 MANUAL SETTING ------------ SELECT ---------------- CONTENTS AUTO+ The fold rollers are be set by matching the ACTUAL and NOMINAL values (see Main Menu SET-UP / Job Saved steps 8-10).
  • Page 78 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Job Saved Press key F4 The fold plate stops and deflectors are positioned. 9999 JOB SAVED: FORMAT (mm): LENGTH: WIDTH: FOLD IN FOLD UNIT SETTING FOLD STYLE ------------- SELECT ----------------- FOLD...
  • Page 79 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Suction Length Setting of the Suction Length - Main Menu SET-UP Adjusting the suction length for the flat pile feeder is necessary when format and type of paper of the new job differ considerably from the previous one.
  • Page 80 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Suction Length Press key F3 The SET-UP menu is displayed. SET-UP SELECT WITH FUNCTION KEYS SUCTION LENGTH JOB SAVED ROLLER DELI- --------- FOLD ------------ VERY SPECIAL STANDARD Press key F7 The suction length is displayed.
  • Page 81 Operator's Manual 3950 Series Automatic Setting Main Menu SET-UP Suction Length Press key SET-UP SELECT WITH FUNCTION KEYS SUCTION LENGTH JOB SAVED ROLLER DELI- -------- FOLD ------------ VERY SPECIAL STANDARD If further adjustment is needed after running some sample sheets, this can be done by pressing key F7 again.

  • Page 82: Press Key F3

    Operator's Manual 3950 Series Automatic Setting Main Menu SAVING Saving of Job Data - Main Menu SAVING There is memory space for 60 individual fold jobs. A 4-digit identification number makes it possible to find each job anytime later. The job cannot be saved before all settings have been completed, i.e. when no...
  • Page 83 Operator's Manual 3950 Series Automatic Setting Main Menu SAVING Press key F3 DATA INPUT FOLD UNIT: AFTER SELECTING FOLD: FOLD UNIT FOLD Since in our example a Z-fold was set up in the first fold unit, the cursor must be moved to the respective fold symbol.
  • Page 84 Operator's Manual 3950 Series Automatic Setting Main Menu SAVING Enter the format length (420) The new format length is displayed. DATA INPUT FOLD UNIT: FORMAT-LENGTH (mm): AFTER ENTERING NUMBER: FOLD UNIT FOLD Enter the format length for job which has been set up (example: 420).
  • Page 85 Operator's Manual 3950 Series Automatic Setting Main Menu SAVING Press key F3 repeatedly until the respective fold symbol for the second fold unit (letter fold) is marked by the cursor (dark rectangle). DATA INPUT FOLD UNIT: AFTER SELECTING FOLD: FOLD UNIT...
  • Page 86 Operator's Manual 3950 Series Automatic Setting Main Menu SAVING Press key SAVE JOB NUMBER OF ALREADY SAVED JOBS: MAXIMUM: 0000 JOB NO: AFTER ENTERING NUMBER: Enter the identification number (e.g. 9999) SAVE JOB NUMBER OF ALREADY SAVED JOBS: MAXIMUM: 9999...

  • Page 87: Format (Mm)

    Operator's Manual 3950 Series Automatic Setting Main Menu JOB Display of the Actual Job - Main Menu JOB Press key C The BASIC menu is displayed. TOTAL: JOB NO: 00000000 0000 MONITORING: OUTPUT: 00000 DOUBLES: TRANSPORT: REMAINDER: 0000 MONITORING SAVING...

  • Page 88: Correction Of Fold Lengths - Menu Fold Length

    Operator's Manual 3950 Series Automatic Setting Menu FOLD LENGTH Correction of Fold Lengths - Menu FOLD LENGTH Press key The FOLD LENGTH menu is displayed. FOLD LENGTH (mm) PLATE: FOLD UNIT: 207.0 ACT: NOM: CORRECT WITH +/- UNIT PLATE SET-UP In this menu, all necessary corrections of the fold lengths of a set-up job can be made.

  • Page 89: Setting The Fold Rollers - Menu Roller Gap

    Operator's Manual 3950 Series Automatic Setting Menu Roller Gap Setting the Fold Rollers - Menu ROLLER GAP The fold rollers are set on the basis of information from the computer control. The correct gap is calculated taking into account the selected type of fold and the paper weight and is then shown on the display.
  • Page 90 Operator's Manual 3950 Series Automatic Setting...
  • Page 91 Operator's Manual 3950 Series Automatic Setting Menu Roller Gap Setting the Fold Rollers - Menu ROLLER GAP The fold rollers are set on the basis of information from the computer control. The correct gap is calculated taking into account the selected type of fold and the paper weight and is then shown on the display.

  • Page 92: F2 F3 F4

    Operator's Manual 3950 Series Automatic Setting Menu ROLLER GAP Press key F4 The ROLLER GAP menu is displayed. ROLLER GAP (mm) FOLD SET-UP DONE? CONFIRM: AUTO+ LEARN Press key ROLLER GAP (mm) FORMAT LENGTH (mm): AFTER ENTERING NUMBER: AUTO+ LEARN...
  • Page 93 Operator's Manual 3950 Series Automatic Setting Menu Roller Gap Setting the Fold Rollers - Menu ROLLER GAP The fold rollers are set on the basis of information from the computer control. The correct gap is calculated taking into account the selected type of fold and the paper weight and is then shown on the display.
  • Page 94 Operator's Manual 3950 Series Automatic Setting Menu ROLLER GAP Description of the display messages: GAP 5/2 Roller 5 2 Setting knob on far side GAP1/1 Roller 1 1 Setting knob on operator side Turn setting knob 1 (operator side) on the first fold unit until ACT shows the same value as NOM.

  • Page 95: Select

    Operator's Manual 3950 Series Automatic Setting Menu ROLLER GAP When trial folds show that the setting of the fold rollers should be improved, Individual an individual correction is possible. Corrections Press key F8 Menu ROLLER GAP is displayed. ROLLER GAP (mm)

  • Page 96: Set-Up

    Operator's Manual 3950 Series Automatic Setting Menu DELIVERY Setting the Delivery Rollers - Menu DELIVERY Press key C The BASIC menu is displayed. TOTAL: JOB NO: 00000000 0000 MONITORING: OUTPUT: 00000 DOUBLES: TRANSPORT: REMAINDER: 0000 MONITORING SAVING COUNTER SET-UP Press key F3 The SET-UP menu is displayed.

  • Page 97: Fold Plate Setting: Three Methods

    Operator's Manual 3950 Series Automatic Setting Fold Plate Setting: Three Methods In the previous chapters we have described the different menus and their possibilities. It is, however, up to you to choose the menu for setting up a fold job.
  • Page 98 Operator's Manual 3950 Series Automatic Setting Roller Gap: Three Methods Calling up the data for the roller gap must always be done from the main menu SET-UP. SET-UP SELECT WITH FUNCTION KEYS SUCTION LENGTH JOB SAVED ———— FOLD ———— ROLLER...
  • Page 99 Operator's Manual 3950 Series Automatic Setting Different Possibilities for Displaying the Roller Gap: Setting up the roller gap? Menu BASIC Menu SET-UP ROLLER GAP ROLLER GAP JOB SAVED Find job Question: Enter job no. in memory Fold set-up and confirm...

  • Page 100: Display Of Malfunctions

    Operator's Manual 3950 Series Automatic Setting Display of Malfunctions The machine is equipped with an operator-convenient malfunction detection system. Display of If malfunctions occur, they are identified by different sensors and the machine is Malfunctions stopped. The display gives information on 1.

  • Page 101: Service Functions

    Operator's Manual 3950 Series Automatic Setting Menu Service The service menu can be called up by pressing key F12. Service Functions It is primarily used by the service technician. Press key F12 The SERVICE menu is displayed. SERVICE SUM: 0000001111...
  • Page 102 Operator's Manual 3950 Series Automatic Setting Menu Service Press key CONFIGURATION NUMBER OF PLATES IN FOLD UNIT 2: SELECT Confirm whether the fold unit is equipped with 2 or 4 fold plates by pressing keys F1 or F2. Press key F5...
  • Page 103 Operator's Manual 3950 Series Automatic Setting Menu Service The service menu can also be used to check the basic setting of the paper thickness sensor. Press key F12 The SERVICE menu is displayed. Press key F6 BASIC SETTING ZERO POINT PAPER SENSOR 0.00...
  • Page 104 Operator's Manual 3950 Series Operation and Trial Folds 17. OPERATION AND TRIAL FOLDS After all adjustments have been completed for a particular job, check the result by making a few trial folds. Exercise caution in the vicinity of rotating shafts and rollers!

  • Page 105: Operation And Trial Folds

    Operator's Manual 3950 Series Operation and Trial Folds Switch off the machine in reverse order: Sheet feed Main motor Pump...
  • Page 106 Operator's Manual 3950 Series Fine Adjustments and Corrections 18. FINE ADJUSTMENTS AND CORRECTIONS Normally it is not necessary to adjust the speed of the Speed of the 2nd first and second fold unit separately. slow Fold Unit Settings are automatically transferred to both fold units.

  • Page 107: Fine Adjustments And Corrections

    Operator's Manual 3950 Series Fine Adjustments and Corrections If the paper is not cut precisely at right angles, the Out-of-Square folded sheet may show "points". Paper By turning a setting knob, the fold plate stop can be made parallel to the out-of-square leading edge of the paper.
  • Page 108 Operator's Manual 3950 Series Fine Adjustments and Corrections When special types of paper are folded, deviations from the calculated and displayed Creasing NOMINAL values may become necessary. Individual corrections can be made by means of the numbered setting knobs at each roller.
  • Page 109 Operator's Manual 3950 Series Fine Adjustments and Corrections...

  • Page 110: Perforating-, Scoring- And Slitting Tools

    Operator's Manual 3950 Series Perforating - Scoring - Slitting 19. Perforating-, Scoring- and Slitting Tools Perforating- and slitting knives have sharp edges for proper function! Exercise caution when removing and installing them! SERIOUS INJURY MAY RESULT! Before installing or removing perforating-, scoring- or slitting tools, always PULL the power plug.
  • Page 111 Operator's Manual 3950 Series Perforating - Scoring - Slitting Purpose of perforating: To avoid creasing when making crossfolds. Perforating Tools Air can escape from the folded sheet through the perforations. Perforating (1) is done by the serrated perforating knife (2) and the straight-edge lower knife (3).
  • Page 112 Operator's Manual 3950 Series Perforating - Scoring - Slitting Purpose of scoring: To create a hinge-type zone to aid the subsequent crossfold: Scoring Tools if the sheet cannot be perforated for functional reasons if stiff or coated papers are handled if the grain of paper is going the wrong way Scoring (1) is done with a male scoring wheel (2) and a female counterpart (3).
  • Page 113 Operator's Manual 3950 Series Perforating - Scoring - Slitting If a transfer bridge is attached to the fold unit, remove it Installation of Per- first. Proceed as follows: forating-, Scoring- Ł Slide the two drive belts off the pulleys (1).
  • Page 114 Operator's Manual 3950 Series Perforating - Scoring - Slitting Re-install the delivery shafts. First install the lower, then the upper delivery shaft. Make sure that the upper and lower parts of the tools are not damaged. Ł Insert the delivery shafts into the drive pins (1).
  • Page 115 Operator's Manual 3950 Series Perforating - Scoring - Slitting Ł Loosen the Allen screws (1) so that the Positioning the Tools tools can be shifted on the delivery shafts. Ł Run a sheet (2) through the fold unit by turning the handwheel.

  • Page 116: Possible Malfunctions And Their Remedies

    Operator's Manual 3950 Series 20. Possible Malfunctions and their Remedies Take the following precautions before correcting a malfunction: Only service technicians should deal with electrical and electronical components! Before removing covers and other safety devices, pull the power plug and secure the machine against unauthorized or unintentional use (warning sign).
  • Page 117 Operator's Manual 3950 Series Possible Cause: Remedy: Thermal overload protection on Remove front cover of flat pile feeder feeder has switched off (hexhead nut M13) and set thermal overload protection to a higher value Round plug between feeder and Check connection...
  • Page 118 Operator's Manual 3950 Series Possible Cause: Remedy: Gap between fold plate and fold Move fold plate to base position with rollers not set correctly the help of the scales Fold roller gap too narrow Increase fold roller gap by turning setting knob.

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