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Lagler ELF Operating Instructions Manual

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  • Page 2 DRUM SANDING MACHINE ELF Operating Instructions Translation of original operating instructions for the drum sanding machine www.laegler.com...

  • Page 3: Table Of Contents

    Machines with three-phase AC motor (mains voltage 400 V) ................23 4.3.3 General ..................................24 Switching off the machine ............................24 Working with the ELF ..............................25 Application tips ................................25 Changing the abrasive ..............................26 5.2.1 Sanding drum for clamping abrasive paper ......................26 5.2.2...
  • Page 4 The machine runs but creates a great deal of dust ....................57 Sanding problems (waves, strips, grooves) ......................57 Circuit diagrams ................................59 Spare parts ELF ................................62 Service passport ................................. 75 EC Declaration of conformity for machines (EC Directive 2006/42/EC) ..............76...
  • Page 5 Dust bag ON/OFF switch Switch box Drive motor Belt guard Safety guard Bracket Machine housing Lateral wheel Drum cover Wall-protecting roller Bumper felt Side cover Fig. 1 Main features of the drum sanding machine ELF. ELF 01.10.2019 English / Englisch...

  • Page 6: Introduction

    The ELF 200 and the ELF 300 can alternatively be equipped with a so that you can work with the machine centrifugal sanding drum.

  • Page 7: Safety Devices

    • 1 Box wrench • 1 Respiratory protection mask, filter class P3 For the ELF with sanding drum, the basic equipment still includes additionally one paper template and two hexagonal socket wrenches with wrench size 10 mm. ELF 01.10.2019 English / Englisch...

  • Page 8: Optional Equipment

    • V-belts • V-belt pulleys • Belt tensioner • Sanding drum (in case of daily use, exchange every 1 - 2 years) • Guide roller at the machine housing • Rear wheel • Lateral wheels ELF 01.10.2019 English / Englisch...

  • Page 9: Hazard Warnings And Safety Instructions

    To protect yourself and the machine against faults in the mains supply use a safety switch (for German mains supply part number in Section 11, Spare parts ELF)! Observe the applicable regulations and legal requirements in your country! •...
  • Page 10 • Cloths, pads, et cetera which have been immersed in oil or wax can spontaneously combust! Be certain to note the warning notices of the manufacturers of paint, oil and wax! ELF 01.10.2019 English / Englisch...
  • Page 11 Clean the machine regularly! Dust and deposits in the intake duct, in the fan housing, on the fan insert, in the machine housing and in the guide tube can reduce the suction performance and thus increase excessively the dust load at the workplace! ELF 01.10.2019 English / Englisch...
  • Page 12 Never leave the operational machine unattended! • Do not reach into rotating tools or parts of the machine! • Do not wear any long articles of clothing or jewelry! These could be caught by moving parts! ELF 01.10.2019 English / Englisch...
  • Page 13 ® • Only use tools, accessories and spare parts from LÄGLER for the ELF ( Section 11, Spare parts ELF)! Warranty claims for foreign parts or damage caused thereby cannot be accepted! HEALTH RISK caused by noise: • Always use suitable hearing protection when conducting...

  • Page 14: General Safety Instructions

    Damaged electrical components must be replaced with Original spare parts from LÄGLER ® by a qualified electrician Section 11, Spare parts ELF). Do not use the machine if it cannot be switched on and/or switched off by using its switch. •...
  • Page 15 Pay attention to your work. Work carefully and do not use the machines if you are not concentrating. • Store your machines safely! Store your unused machines in a dry, closed location out of the reach of children! ELF 01.10.2019 English / Englisch...

  • Page 16: Technical Data

    Fig. 2 Pull the power plug out of the socket and open the belt guard. In order to be able to read the machine type plate of the ELF, proceed as follows: The machine must be switched off ( Section 4.4, Switching...

  • Page 17: Motor Type Plate

    TECHNICAL DATA 3.1.2 MOTOR TYPE PLATE The motor type plate of the ELF is located on the switch box of motor (fig. 6). The following technical data are specified on the motor type plate (fig. 7): Manufacturer Serial number of machine (Mach.-No.) Fig.

  • Page 18: Machine Data

    Frequency 50 Hz (CPS) Output 4.0 kW Necessary fuse protection of at least 16 A mains supply Insulation class Protection class IP 54 no-voltage release, temperature switch as Safety devices overload protection in the motor ELF 01.10.2019 English / Englisch...
  • Page 19 - centrifugal sanding drum 173.5 mm (approx. 6.8”) and must not represent safe workplace Width of sanding drum values as well. - ELF 200 200 mm (approx. 7.9”) Although a correlation exists between - ELF 300 300 mm (approx. 11.8”)

  • Page 20: Commissioning

    COMMISSIONING Commissioning This section describes the procedure for commissioning the ELF on site. In order to exclude the possibility of damage and malfunctions, it is essential to proceed in the sequence outlined below. CAUTION! RISK OF INJURY and RISK OF PROPERTY DAMAGE:...
  • Page 21 Fig. 12 Hook the cable support into the bracket at the guide tube. Fig. 13 Mount the dust bag using the cord (1) and the MultiClip (2 and 3) at the end of the guide tube. ELF 01.10.2019 English / Englisch...

  • Page 22: Connecting The Power Cable

    To protect yourself and the machine against faults in the mains supply use a safety switch PRCD (for German mains supply part number in Section 11, Spare parts ELF)! • Observe the applicable regulations and legal requirements in your country! Fig.

  • Page 23: Switching On The Machine

    -BETRIEB (WORKING)- (fig. 18). ATTENTION! Remaining for too long in the switch position -START- shortens the service life of the starting capacitor! Fig. 20 Release the switch button. The button turns automatically in position -1-. ELF 01.10.2019 English / Englisch...

  • Page 24: Machines With Three-Phase Ac Motor (Mains Voltage 400 V)

    Change the rotation direction of the motor by turning the phase changing switch at 180°. ATTENTION! The phase changing switch can only be turned in one direction! The corresponding direction can be different with different plugs! ELF 01.10.2019 English / Englisch...

  • Page 25: General

    To switch off the machine turn the switch button to position -0-. ATTENTION! Do not store the unused machine on the sanding drum! Otherwise the abrasive can cause scratches on the ground or the sanding drum can be damaged! ELF 01.10.2019 English / Englisch...

  • Page 26: Working With The Elf

    WORKING WITH THE ELF Working with the ELF 5.1 APPLICATION TIPS WARNING! ATTENTION! RISK OF DEATH from electrical shock: • Always sand from left to right! This ensures that the left- The machine may never be used for wet hand lateral wheel always runs over the newly sanded...

  • Page 27: Changing The Abrasive

    WORKING WITH THE ELF • After replacing the abrasive, start working in poorly lit areas of the room in order to remove the initial aggressiveness of the abrasive. 5.2 CHANGING THE ABRASIVE Depending on the type of sanding process you wish to perform, different abrasive grits can be selected.
  • Page 28 WORKING WITH THE ELF Swing the drum cover upwards on the front of the machine housing (fig. 30). Now turn the sanding drum until the slot for paper clamping is easily accessible. Insert the correct hexagonal socket wrench (size 10 mm) in the clamping bolts at the side.
  • Page 29 WORKING WITH THE ELF Close the housing opening by swinging the drum cover back downwards. Make sure you feel the cover lock into place (fig. 35)! Tilt the machine carefully forwards so that it is standing safely with the two lateral wheels on the floor.

  • Page 30: Centrifugal Sanding Drum

    WORKING WITH THE ELF 5.2.2 CENTRIFUGAL SANDING DRUM If the machine is fitted with a centrifugal sanding drum, proceed as follows: Lift the sanding drum off the floor by turning the lowering lever at the handle upwards (fig. 36). Switch off the machine and pull the power plug out of the socket! Fig.

  • Page 31: Regulating The Sanding Pressure

    WORKING WITH THE ELF 5.3 REGULATING THE SANDING PRESSURE The lever can be used to set three different sanding pressure stages. These three stages - COARSE / MEDIUM / FINE - are designated on the notch plate as -GROB / MITT. / FEIN- (fig. 41).

  • Page 32: Sanding With The Machine

    WORKING WITH THE ELF 5.4 SANDING WITH THE MACHINE WARNING! Before you start sanding, the following conditions must be met: • The dust bag must be properly attached. RISK OF DEATH, RISK OF INJURY, RISK Section 4.1, Preparing the machine for operation, fig. 13).

  • Page 33: Emptying The Dust Bag

    • A damaged dust bag must be replaced immediately by a new original LÄGLER ® dust bag for the ELF (part numbers in Section 11, Spare parts ELF)! ® Use exclusively original LÄGLER dust bags for the ELF (part number...
  • Page 34 WORKING WITH THE ELF Wear the respiratory protective mask (at least filter class P2)! Remove the MultiClip (fig. 45, 1 and 2) and open the cord at the dust bag (fig. 45, 3). Take the dust bag away and close it with the cord.

  • Page 35: Transport And Storage

    When transported in a car or the like, the machines and all parts must be secured against sliding! RISK OF FIRE from spontaneous combustion or the formation Fig. 46 Carry the ELF on the bracket and on the handle of of sparks while sanding: the guide tube. •...

  • Page 36: Dismantling The Machine Before Transportation

    Guide tube, motor and machine housing. During manual transport over roads and pavements, to protect the wheels and sanding drum, use the TransCart (part number in Section 11, Spare parts ELF). Lift the sanding drum off the floor by turning the lowering lever at the handle upwards (fig.
  • Page 37 Fig. 55 Remove the motor from the machine housing. Fig. 56 Press the lowering lever at the handle downwards to lower the sanding drum onto the floor. ELF 01.10.2019 English / Englisch...

  • Page 38: Assembly After Transportation

    (fig. 58)! Otherwise the machine housing could break! 6.2 ASSEMBLY AFTER TRANSPORTATION When assembling the ELF after transport, adhere to the following sequence of work steps: Fig. 57 After opening the wing screw (1) and wing nut (2) which fasten the rod linkage, the guide tube can Press the lowering lever at the handle downwards (fig.
  • Page 39 Lightly tighten the two motor nuts and do not tighten until the V-belts have been fitted and tensioned. Fig. 65 Mount the V-belts and tension them by turning the Fig. 66 Close the belt guard. eye bolt at the motor clockwise. ELF 01.10.2019 English / Englisch...

  • Page 40: Storage

    When storing for long periods, place the machine on the bottom part of the supplied transport crate (fig. 47)! This will prevent damage to the sanding drum and stop the wheels becoming out of round! ELF 01.10.2019 English / Englisch...

  • Page 41: Maintenance Work And Replacement Of Wearing Parts

    LÄGLER ® (part numbers in Section 11, expert for safety reasons! Spare parts ELF)! This is the only way to ensure that your machine continues • All maintenance work and all work on the electrical to perform! Warranty claims for for-...

  • Page 42: Cleaning And Care Instructions

    Check whether the guide roller inside the machine housing can still be turned easily! A sluggish or fixed guide roller provokes sparking during sanding and must be replaced without fail (part number in Section 11, Spare parts ELF)! • Clean the wheels of the machine. ELF 01.10.2019...

  • Page 43: Lubrication

    C Wing screw on the bottom part of the rod linkage D Guide tube in the machine housing E Wing nut at the machine housing Use customary lubricating oil for these lubrication points - never use grease or sprays such as WD 40 or similar! ELF 01.10.2019 English / Englisch...

  • Page 44: Checking The Machine Setting

    The wheel on the belt guard side can be adjusted by releasing the tension screw. The other wheel is firmly fixed using a screw. Fig. 70 Place the machine carefully on the floor. Ensure that the machine is standing securely! ELF 01.10.2019 English / Englisch...

  • Page 45: Checking The Dust Pick-Up

    • Always use original LÄGLER ® dust bags (part number in Section 11, Spare parts ELF)! • Never use damaged, washed, patched or in any other way repaired dust bags! • Check the suction system for blockages or deposits! ELF 01.10.2019...

  • Page 46: Replacement Of Sanding Drum

    ® Use exclusively original LÄGLER sanding drums (part number in Section 11, Spare parts ELF)! Lift the sanding drum off the floor by turning the lowering lever at the handle upwards (fig. 68). Switch off the machine and pull the power plug out of the socket! Fig.

  • Page 47: Replacement Of Rear Wheel

    7.6 REPLACEMENT OF REAR WHEEL ® Use exclusively original LÄGLER rear wheels (part number in Section 11, Spare parts ELF)! 7.6.1 REPLACEMENT OF REAR WHEEL ONLY Lift the sanding drum off the floor by turning the lowering lever at the handle upwards (fig. 68).

  • Page 48: Replacement Of Complete Rear Wheel Assembly

    7.7 REPLACEMENT OF LATERAL WHEELS Use exclusively original LÄGLER ® lateral wheels (part number in Section 11, Spare parts ELF)! Fig. 82 Pull the power plug out of the socket and tilt the machine backwards over the safety guards. ATTENTION!

  • Page 49: Replacement And Tensioning Of V-Belts

    7.8.1 REPLACEMENT OF V-BELTS ® Use exclusively original LÄGLER V-belts (part number in Sec- tion 11, Spare parts ELF)! Lift the sanding drum off the floor by turning the lowering lever at the handle upwards (fig. 68). Fig. 86 Close the belt guard.
  • Page 50 Fig. 91 Allow the drive V-belt to run off the lower pulley. If necessary, use the box wrench (see tool kit) to help you. Turn the pulley exclusively clockwise in order not to loosen the nut! ELF 01.10.2019 English / Englisch...

  • Page 51: Tensioning Of V-Belts

    Orient the belt tensioner to the fan pulley! Move Fig. 96 Avoid position A and B of the belt tensioner! the belt tensioner accordingly. Otherwise the wearing of fan axle, pulleys and V-belt increase extensive! ELF 01.10.2019 English / Englisch...
  • Page 52 Check the tension of the V-belts after a while! Retension the V-belts if necessary! Fig. 98 Correct tension of the suction V-belt: The V-belt should be compressed approx. 1 cm (0.4“). Fig. 99 Tighten the two motor nuts. Fig. 100 Close the belt guard. ELF 01.10.2019 English / Englisch...

  • Page 53: Regular Inspection And Maintenance Work In Accordance With Accident Prevention Regulations

    (= working document all of this. equipment), the German Ordinance on Industrial Safety and Health (BetrSichV) must be complied with in Germany! ELF 01.10.2019 English / Englisch...
  • Page 54 Equipment on Construction Sites” (DGUV Information 203-006) for more details. Type of inspection The proper condition of the machines and equipment must be inspected. Inspector Electricians or persons trained in electrical engineering when using suitable measurement and inspection devices. ELF 01.10.2019 English / Englisch...

  • Page 55: Causes Of Faults

    400 V are the wire cross-sections smaller than 1.5 mm² (0.0023 sq.in.), - or too much pressure was applied to the sanding drum while sanding. The motor must cool off and the causes for the problems named above must be remedied. ELF 01.10.2019 English / Englisch...

  • Page 56: The Machine Attempts To Start Up But Is Not Able To Do So

    The abrasive is incorrect or dull and must be replaced. Section 5.2, Changing the abrasive • At low temperatures: The machine is too cold and must be heated up to room temperature in a warm room. ELF 01.10.2019 English / Englisch...

  • Page 57: The Machine Vibrates Intensely And Runs Noisily

    A V-belt is dirty, damaged or worn-out and must be replaced. Section 7.8, Replacement and tensioning of V-belts • A pulley is dirty or worn-out and must be cleaned or replaced. • There are clogged materials and deposits in the machine that must be removed. ELF 01.10.2019 English / Englisch...

  • Page 58: The Machine Runs But Creates A Great Deal Of Dust

    The machine setting is incorrect and must be adjusted. The sanding drum must sand centrally. Section 7.3, Checking the machine setting • The sanding drum is dirty or damaged and must be cleaned or replaced. Section 7.5, Replacement of sanding drum ELF 01.10.2019 English / Englisch...
  • Page 59 The following causes must be eliminated: - additional weight is on the machine, - the rear part of the machine is lifted on with the handle while sanding, - the lowering lever at the handle is pressed downwards while sanding. ELF 01.10.2019 English / Englisch...

  • Page 60: Circuit Diagrams

    K1M = ontactor Operation otor 2.2 kW 02.03.1999 230 V / 50 CPS HUMMEL + ELF: ® Single-phase AC motor 2.2 kW / 230 V / 50 CPS EUGEN LÄGLER GMBH Phone: 0049 - 7135 - 98 90 - 0 e-mail: info@laegler.com...
  • Page 61 Operation Motor 2.2 kW 220 + 230 V / 60 CPS 17.12.2009 2.2 kW / 220 V / 60 CPS HUMMEL + ELF: ® Single-phase AC motor 2.2 kW / 230 V / 60 CPS EUGEN LÄGLER GMBH Phone: 0049 - 7135 - 98 90 - 0 e-mail: info@laegler.com...
  • Page 62 Motor 2.9 kW 220 V / 60 CPS 03.03.1999 USA version 2.9 kW / 220 V / 60 CPS HUMMEL + ELF: ® Single-phase AC motor USA version EUGEN LÄGLER GMBH Phone: 0049 - 7135 - 98 90 - 0 e-mail: info@laegler.com...

  • Page 63: Spare Parts Elf

    SPARE PARTS ELF ELF 01.10.2019 English / Englisch...
  • Page 64 Side cover ELF 200/250 300.01.03.100 Side cover ELF 300 6797.1005.000 Washer 0912.1008.016 Screw 150.60.00.100 Wall-protecting roller with bracket 300.60.00.100 Wall-protecting roller with bracket, ELF 300 150.60.01.100 Holder for wall-protecting roller 300.60.01.100 Holder for wall-protecting roller ELF 300 0934.1006.000 0125.1006.000 Washer 100.60.02.200 Wall-protecting roller 0912.1006.030...
  • Page 65 SPARE PARTS ELF ELF 01.10.2019 English / Englisch...
  • Page 66 100.20.01.200 Guide tube 102.20.01.200 Guide tube USA 100.20.24.100 Upper rod, complete 000.63.20.133 Rubber grommet ® 100.20.90.200 Upper rod HUMMEL /ELF for sinistrals, complete (conversion set) 100.20.23.200 Adjusting ring, complete 000.20.31.351 Handle 0988.0015.005 Washer 0914.0008.012 Grub screw 100.20.17.200 Axle for handle 000.17.20.081...
  • Page 67 SPARE PARTS ELF ELF 01.10.2019 English / Englisch...
  • Page 68 SPARE PARTS ELF Item Part number Description 0965.1006.870 Screw 200.08.01.100 Sealing ring 100.08.00.100 Fan housing 100.10.00.200 Fan insert, complete 100.14.00.100 Intake duct 0933.1008.022 Screw 6797.1008.000 Washer 0912.1008.018 Screw 0127.1008.000 Spring washer 000.20.46.062 Wing screw 0125.1006.000 Washer 100.04.09.100 Lower rod, complete 000.17.20.081...
  • Page 69 SPARE PARTS ELF bis Mai 2000 up to May 2000 jusqu’à mai 2000 hasta Mayo 2000 sino al maggio 2000 Tot mei 2000 till maj 2000 Til mai 2000 До м я a 2000 . г Mayıs 2000'e kadar ab Mai 2000 from May 2000 à...
  • Page 70 SPARE PARTS ELF Item Part number Description 100.02.05.100 Nut, right-hand thread 100.36.00.100 V-belt pulley 0472.0047.000 Circlip 6005.0025.205 Ball bearing 6885.0606.018 Parallel key 100.02.01.100 Sanding shaft 6885.0606.040 Parallel key 100.02.04.105 Spacer ring 100.02.03.105 Slide ring 000.11.35.102 Shaft seal 200.40.00.100 Sanding drum 200 mm, new 200.40.00.109...
  • Page 71 SPARE PARTS ELF ELF 01.10.2019 English / Englisch...
  • Page 72 Motor, 230 V / 60 CPS / 2.2 kW 102.65.00.100 Motor, 220 V / 60 CPS / 2.9 kW, USA 105.65.00.100 Motor, 400 V / 50 CPS / 4.0 kW, three-phase current 000.70.17.092 V-belt 000.70.17.093 V-belt (ELF with HONDA motor) 000.70.10.067 V-belt 0912.1008.020 Screw 0127.1008.000 Spring washer 100.65.29.200 Motor bearing bracket 0933.1008.020...
  • Page 73 SPARE PARTS ELF ELF 01.10.2019 English / Englisch...
  • Page 74 SPARE PARTS ELF Item Part number Description 000.01.40.110 MultiClip 000.65.53.251 Extension cable 3 x 2.5 mm², 10 m long 000.65.53.252 Extension cable 3 x 2.5 mm², 20 m long 000.65.55.151 Extension cable 5 x 1.5 mm², 10 m long, for three-phase AC motor 000.01.20.010...
  • Page 75 NOTES ELF 01.10.2019 English / Englisch...

  • Page 76: Service Passport

    Signature and company stamp Signature and company stamp Date of test and Date of test and Date of test and maintenance work: maintenance work: maintenance work: Signature and company stamp Signature and company stamp Signature and company stamp ELF 01.10.2019 English / Englisch...

  • Page 77: Ec Declaration Of Conformity For Machines (Ec Directive 2006/42/Ec)

    EC DECLARATION OF CONFORMITY EC Declaration of conformity for machines (EC Directive 2006/42/EC) The manufacturer Eugen Lägler GmbH, Kappelrain 2, D-74363 Güglingen-Frauenzimmern, Germany Tel.: 0049 - 7135 - 98 90-0 · Fax: 0049 - 7135 - 98 90-98 E-Mail: info@laegler.com · www.laegler.com certified herewith, that the machine Generic denomination:...

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