Fromm FS 271 Series Manual

Fromm FS 271 Series Manual

Semi – automatic stretch wrapping machine

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It is forbidden to duplicate this manual or parts of it in any way or any form without written permission of the author © 2003
FROMM
SEMI – AUTOMATIC
Stretch Wrapping Machine
Serie FS 270 / FS 271
FS 270 Items No. 30.1701
30.1705
30.1710
30.1715
FS 271 Items No. 30.1720
30.1725
30.1730
30.1735
FROMM
1

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Summary of Contents for Fromm FS 271 Series

  • Page 1 FROMM FROMM SEMI – AUTOMATIC Stretch Wrapping Machine Serie FS 270 / FS 271 FS 270 Items No. 30.1701 30.1705 30.1710 30.1715 FS 271 Items No. 30.1720 30.1725 30.1730 30.1735 It is forbidden to duplicate this manual or parts of it in any way or any form without written permission of the author © 2003...
  • Page 2: Table Of Contents

    FROMM FS 270 Series INDEX Page Machine make - up General Safety instructions and devices 6 – 8 Warnings Identification Sticker Technical Data 11 – 12 Explanation of pictograms Main Components Handeling & Transport 15 – 16 Installation 17 – 18 Assembly Sequence 19 –...
  • Page 3 FROMM FS 270 series Opgelet! Leest U in elk geval de gebruiksaanwijzing, vooraleer de machine wordt opgesteld, geïnstalleerd en in gebruik genomen wordt. Daardoor zorgt U voor Uw eigen veiligheid en vermijdt U schade aan Uw machine. Achtung! Lesen Sie unbedingt die Gebrauchsanweisung vor Aufstellung-Installation-Inbetriebnahme.
  • Page 4: Machine Make - Up

    FROMM FS 270 series Machine make - up Serial number Delevery Date Art.-Nr. Model 30.1701 FS270 FS270/1650/2500/2000/230V/50HZ 30.1705 FS270 FS270/1800/2500/2000/230V/50HZ 30.1710 FS270 FS270/2200/2500/2000/230V/50HZ 30.1715 FS270 FS270/1650/2500/1200/230V/50HZ 30.1720 FS271 FS271/1650/2800/2000/230V/50HZ 30.1725 FS271 FS271/1800/2800/2000/230V/50HZ 30.1730 FS271 FS271/2200/2800/2000/230V/50HZ 30.1735 FS271 FS271/1650/2800/1200/230V/50HZ Options 16.8212...
  • Page 5: General

    • This manual is only intended for a semi-automatic pallet stretch wrapping machine, FS 270 turntable series with mechanical pré stretch 150% and automatic load height detection, as delivered by FROMM Stretch Wrapping Division. FS 270 Pallet height 2500 mm FS 271 Pallet height 2800 mm •...
  • Page 6 The following conditions have always to be satisfied, unless otherwise indicated in other instructions in this manual. • This wrapping machine has been delivered by FROMM Stretch Wrapping Division and may only be applied for wrapping of pallets which meet the requirements as mentioned in the description of the machine in chapter 6 (Technical data).
  • Page 7 FROMM FS 270 series • The machines are designed and implemented conforming to the safety laws in force. Consequently, no intrinsic fire risks are envisaged when the machine is used normally • As such, the equipment provided against the possibility of fire outbreaks inside the company are sufficient for any problems caused by the material used for the process •...
  • Page 8 FROMM FS 270 series SAFETY DEVICES We urge on you again that all safety devices are installed for the safety of the operator etc. and should not be bridged and put out of operation. Refer to the drawing below for the applied references.
  • Page 9: Warnings

    FROMM FS 270 series WARNINGS • The mean weighed noise level of the machine is less than 80 dBa. It is possible that, depending on the applied film, during wrapping of the pallets incidentally a noise level with a maximum of 80 dBa will be measured.
  • Page 10: Identification Sticker

    An identification sticker with the following information has been mounted at the backside of the control cabinet. As second identification sticker is mounted inside the electrical compartment. Name of the manufacturer : FROMM Stretchwrapping Division. Type : Machine type. Serialnr.
  • Page 11: Technical Data

    FROMM FS 270 series TECHNICAL DATA Machine - Maximum speed turntable 15 r.p.m. - Capacity max. 20 pallets/hr. - Operational hours 8 hrs/day, 5 days/week - Sealing height FS 270 minimum of 3090 mm / 122” - Sealing height FS 271 minimum of 3590 mm / 142”...
  • Page 12 FROMM FS 270 series DIMENSIONS FS 270 (FS 271 = Height + 500mm / 20”) Refer to the LAYOUT on this page for the dimensions. It is forbidden to duplicate this manual or parts of it in any way or any form without written permission of the author © 2003...
  • Page 13: Explanation Of Pictograms

    FROMM FS 270 series EXPLANATION OF PICTOGRAMS ATTENTION!! FOR EVERYTHING IS VALID, IF APPLIED! WARNINGS Figure 1: DANGER High voltage present. Figure 1 Figure 2: Danger Sign Figure 2 Figure 3: Risk of crusching one’s hands Figure 3 COMMAND PLATES...
  • Page 14: Main Components

    FROMM FS 270 series MAIN COMPONENTS The installation as delivered, consists of the following parts: 1- Mast 2- Control cabinet with control panel 3- Film carriage 4- Turntable It is forbidden to duplicate this manual or parts of it in any way or any form without written permission of the author © 2003...
  • Page 15 FROMM FS 270 series HANDLING & TRANSPORT ATTENTION ! All mentioned activities may only be executed under supervision of qualified personnel from the manufacturer or his representatives! Pay attention that proper hoisting and lifting tools are used for handling of the machine.
  • Page 16 FROMM FS 270 series Lifting and handling of packing in a wooden crate by fork-lift truck Lifting and transport must be effected by a fork-lift truck suitable to bear the weight of the machine, its accessories and packing. Always check in advance that sufficient space is available for the operations.
  • Page 17: Technical Data

    FROMM FS 270 series INSTALLATION INSTRUCTION ATTENTION! All mentioned activities may only be executed under supervision of qualified personnel from the manufacturer or his representatives! Refer to layout in chapter 3 (Safety devices) for mentioned position numbers. General guideline Always check in advance that the minimum conditions for machine placing and operation are observed, in particular: ambient conditions (suitable floor), temperature, humidity, lighting and suitability of the designated area.
  • Page 18: Installation

    FROMM FS 270 series INSTALLATION INSTRUCTION ATTENTION! All mentioned activities may only be executed under supervision of qualified personnel from the manufacturer or his representatives! FOR EVERYTHING IS VALID: IF APPLIED! Due to shipping requirements, the shaft (1) is usually shipped horizontally and bears on a support that has been specifically set up for it.
  • Page 19: Assembly Sequence

    FROMM FS 270 series ASSEMBLY SEQUENCE Figure 4: Are the limited switches of the filmcarrige working correctly Figure 5: Does the filmcarriage work accordingly description? Figure 4 Figure 5 Figure 6: Is the fotoelectric cell mounted properly? Figure 7: Does the mechanical pré-...
  • Page 20: Assembly Sequence

    FROMM FS 270 series ASSEMBLY SEQUENCE a sensor (3) for checking the speed of the carriage motor: it reads the notches of a phonic wheel (4). Figure 9 Should the need arise to move the turnplate, fit the two lifting eyebolts in the...
  • Page 21 FROMM FS 270 series ELECTRICAL CABINET 1 = Table rotation inverter 2 = Carriage inverter 3 = Pre-stretching inverter ( Kit 62.8242 ) 4 = Feeder 5 = Control card Figure 12 ATTENTION! After the fist installation Follow procedure below before starting the machine...
  • Page 22: Control Panel

    FROMM FS 270 series CONTROL PANEL Figure 1: Console FS 270 A = Emergency stop B = Reset button Function • Press «+» or «–» for changing the parameters • The function setting is stored immediately for all programs. You can insert different settings to different programs.
  • Page 23: Control Panel

    FROMM FS 270 series INDICATIONS START-UP CYCLE ACTIVE - An acoustic signal device has been installed in the control cabinet, which will be activated first during some seconds as a warning every time before the is executed. AUTOMATIC PROGRAM The operator will thus be able to leave the danger zone before the machine starts to operate.
  • Page 24: Basic Operating Instructions

    FROMM FS 270 series BASIC OPERATING INSTRUCTIONS 1 = Program selector 2 = Digital value-setting Every time a wrapping selection is made by the selector, any adjustments that can be made on the type of wrapping itself, appears on the display...
  • Page 25: Basic Operating Instructions

    FROMM FS 270 series BASIC OPERATING INSTRUCTIONS 7 = Digital setting for adjusting carriage ascent speed 8 = Digital setting for adjusting turning speed 9 = RESET button Press 3 seconds to reset in Zero position 10 = Plate turning Jog function...
  • Page 26 FROMM FS 270 series BASIC OPERATING INSTRUCTIONS 15 = START button Automatic run mode with settable cycles Activate this run mode, after the machine has been turned on and the safety conditions have been complied with, by pressing the START pushbutton provided that the corresponding work cycle has been set via the pushbutton panel.
  • Page 27 FROMM FS 270 series WRAPPING PROGRAMS 1. Single wrapping After the pre-set number of bottom wraps has been completed, while the turntable is turning, the film carriage will go upwards. When the filmcarriage has arrived on top and the pre-set number of top wraps has been completed, the turntable will halt.
  • Page 28: Alarms & Errors

    FROMM FS 270 series ALARMS AND ERRORS THE CARRIAGE DOES NOT STOP AT THE LOWER OR UPPER LIMIT STOP MICROSWITCH The arrised problem Possible remidies - Limit switches and not connected properly - Check the wiring - Limit switch malfunctioning...
  • Page 29 FROMM FS 270 series THE MACHINE DOES NOT STOP WHEN THE EMERGENCY MUSHROOM-HEAD BUTTON IS PRESSED The arrised problem Possible remidies - emergency circuit failure - Check the circuit Replace the emergency mushroom- - emergency mushroom-head button not working head button...
  • Page 30: Alarms & Errors

    FROMM FS 270 series ALARMS AND ERRORS AL 1 = Carriage emergency limit switch AL 2 = Main contactor AL 3 = Inverter overload AL 4 = Transpallet sensor AL 5 = Film tearing alarm (optional) AL 6 = Encoder sensor...
  • Page 31 FROMM FS 270 series AL 3 INVERTER FAULT The arrised problem Possible remidies - This alarm signals the blocking of an inverter - Turn off the machine. Wait 20 seconds and turn it on again. If the problem persists: - Check the situation on the display of the...
  • Page 32 FROMM FS 270 series AL 5 FILM TEARING ALARM (Option 16.8242) The arrised problem Possible remidies This alarm indicates that the non-work time set for - Replace the roll the rubber pin (1) has elapsed due to: Film roll finished...
  • Page 33 FROMM FS 270 series INSERTING THE FILM Place the new film reel (direction of unwinding depends on the side on which the cling is found). Guide the film through the brake system according to the subjoined drawing. Arrows on the inside of the rol means: CI = CLING INSIDE The film has to be guided through the brake system in this way when applying a "differential cling"-film...
  • Page 34: Maintenance Instructions

    FROMM FS 270 series MAINTENANCE INSTRUCTIONS FOR OPERATORS SAFETY! First switch off the main switch and lock it before carrying out maintenance on the installation. Take care, that other persons cannot put the installation in action. Take care, that the protection covers, etc. are remounted when putting the installation in action again.
  • Page 35: It Is Forbidden To Duplicate This Manual Or Parts Of It In Any Way Or Any Form Without Written Permission Of The Author

    FROMM FS 270 series Yearly maintenance Check the wear condition of the sliding wheels of the turnplate : Insert the lifting eyebolts into the specific threaded holes and release the turnplate by regulating the four screws Insert the hooks of the lifting ropes into the eyebolts...
  • Page 36 FROMM FS 270 series Replacing the turnplate drive chain - lift the turnplate - loosen the chain by unscrewing the screw of the corresponding chain tightener - unscrew the screw that fastens the chain to the drive carriage to remove the chain Locating the cams that adjust the stroke of the limit stop.
  • Page 37 FROMM FS 270 series MAINTENANCE SCHEME MAINTENANCE FREQUENCY 8 hr 40 hr 100 hr 200 hr 500 hr 1000 hr 2000 hr Daily cleaning Cleaning eye of photocell Shaft chain Turnplate chain Gear wheels Bearings Friction discs Proximity and limit switches...

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