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LEHNER

POLARO

®

 

E

Operating instructions with spare parts list

Control LAS 4 

Software from version 3.3 

Status: January 2019

Serial number:  .................................................................. 

Software version:  ..............................................................

Original operating 

instructions

Summary of Contents for POLARO E

Page 1: ...LEHNER POLARO E Operating instructions with spare parts list Control LAS 4 Software from version 3 3 Status January 2019 Serial number Software version Original operating instructions ...

Page 2: ......

Page 3: ...9 7348 9596 40 www lehner eu info lehner eu This document may not be distributed duplicated or utilised nor may its content be communicated without express permission Compensation will be sought for all breaches All rights reserved in the event of patent utility model or design registration English ...

Page 4: ... 2 Mounting the hopper and deflector plate 12 2 3 Electrical connection 13 2 4 Filling the spreading material hopper 14 3 Operating the POLARO E 15 3 1 Controls on the control console 15 3 2 Indicators in the display 16 3 3 Switching the spreading disc and agitator on and off 17 3 4 Setting the speed 19 3 5 Setting the slide opening 19 3 6 Opening closing the slide 20 3 7 Setting the working width...

Page 5: ...ccessory 28 4 8 Checks 30 4 9 Spreading widths and turning procedure 31 5 Maintenance and cleaning 32 5 1 Maintenance 32 5 2 Cleaning 35 5 3 Transport and storage 35 6 Appendix 36 6 1 EC Declaration of Conformity 36 6 2 Identification 37 6 3 Distribution box layout plan 38 6 4 Troubleshooting 39 6 5 Spare parts list for the POLARO E 40 6 6 Spare parts list for the control unit 42 6 7 Spare parts l...

Page 6: ...ility and value requirements Maintaining and servicing according to the operating instructions ensures the safety of the equipment and maintains the value of your POLARO E 1 2 About these operating instructions These operating instructions are part of the POLARO E and must always be readily available They must be read understood and followed by everybody who works with the POLARO E Keep the operat...

Page 7: ...d comprises a solid frame a spreading material hopper and the electrical components The frame includes the spreading disc with slider dosing equipment The electrical components comprise the drive motor sensors and magnets distribution control box control console cable control cable battery cable and control console A separate motor drives a slow running agitator for grit sand smooth flowing salt o...

Page 8: ... 325 kg Operating voltage 12 to 15 Volts Fuse 25 Ampere Power of drive motor spreading disc 100 W Power of mixer motor 150 W Speed range 40 to 600 rpm Standard speed of agitator 54 rpm Speed of saline agitator 27 29 rpm Power consumption of motor Start up to 25 A Normal operation up to 13 A Operating temperature 10 C to 70 C Storage temperature 30 C to 70 C Length of battery cable 3 m 5 m 5 m 5 m ...

Page 9: ...airs must be coordinated with the manufacturer before any work is started For replacement parts additional expenses are automatically charged for any changes made to cables and plugs by the customer Replacement parts are to be returned carriage paid Any changes to cable or plug connections without factory approval automatically invalidate the entire warranty Rusted bearings are not subject to the ...

Page 10: ...s When travelling on public roads and streets observe the road traffic regulations There must be no other persons in the spreading zone Switch off the motor before troubleshooting Disconnect the electrical power supply for maintenance work Never open the hopper when the agitator is running Do not reach into the hopper during operation Never reach into the rotating or blocked spreading disk whilst ...

Page 11: ...njury Do not operate the spreader if there are technical safety defects The POLARO E can be mounted on the front or rear of the tractor off road vehicle or ATV The POLARO E can be mounted using an auxiliary bracket Mounting holes are provided on the back of the framework for this purpose Remove the hopper before mounting the spreader The recommended delivery height is 0 40 0 80 m For further infor...

Page 12: ...ve for slow flowing salt a refined salt agitator is available as an accessory This agitator is not suitable for grit or sand 1 Mount the hopper 2 Check whether the hopper fits well in the hopper platform at the bottom 3 Using screws attach the included deflector plate to the spreader arrow 4 Check that the POLARO E is securely attached ...

Page 13: ...date the entire warranty Changes to cables undertaken by the customer shall be subject to additional charges in the event of repairs 1 Mount the support for the control console in the vehicle cabin 2 Plug the control console cable into the three pin socket 1 of the carrier vehicle If such a socket 1 is not available use the battery cable supplied Connect terminal 2 to the negative terminal of the ...

Page 14: ...ary to connect a separate on off switch in the 24 V supply cable as the adapter consumes current in standby mode Your equipment is now ready to operate 2 4 Filling the spreading material hopper Caution Health risk Comply with the regulations of the spreading material manufacturer Warning Risk of injury Never open the hopper or touch the spreading disc when the drive motor is running 1 Fill the hop...

Page 15: ...ontrol console 1 2 3 6 5 4 1 Switching on off 2 Display 3 Opening and closing the slide Slide open green LED lights up Slide closed yellow LED lights up 4 Setting the speed or slide opening 5 Switch to change between speed and slide 6 Empty indicator ...

Page 16: ...ators in the display 1 Arrow denotes the active line 2 Spreading disc speed 3 Slide opening 4 OK sign for open slide Blockade Teller Schieb n auf For more information see chapter 6 4 Troubleshooting Speed Slide Disc blockade Slide not open ...

Page 17: ...ent The speed of the spreading disc and the slide opening is displayed The slide is always closed when the equipment is switched on this allows the slide to be calibrated in its 0 position RPM 200 Slide 29 If this message is displayed a cable is damaged or a plug disconnected RPM 200 Spr connection Low temperatures can cause the empty indicator to respond slowly To check the adjustment Let the spr...

Page 18: ...eak free the motor is automatically switched off The following message is shown in the display Agitator stationary if the agitator cannot break free Disc blockage if the spreading disc cannot break free Warning Risk of injury due to unexpected starting of the agitator or spreading disc Switch off the motor before troubleshooting To eliminate the blockage 1 Switch off the machine 2 Manually turn th...

Page 19: ...the key to set the rotary speed The speed can be steplessly adjusted from 40 600 rpm In the display the setpoint speed is shown for ten seconds and only then followed by the actual speed 3 5 Setting the slide opening If necessary press the toggle switch to select the slide The arrow points to the second line in the display Speed 200 Slide 29 Press the key to set the slide opening ...

Page 20: ...s the button to open or close the slide Slide open green LED lights up Slide closed yellow LED lights up RPM 200 Slide 29 OK Slide monitoring If the slide does not reach the specified position within 10 seconds the spreader switches off The following message is shown in the display Slide not open or Slide not closed 5 warning signals also sound Warning Risk of injury Switch off the motor before tr...

Page 21: ...e 6 Switch on the control console The slide closes automatically and the 0 position is reached Important note Once the blockage has been successfully removed before refilling the hopper ensure that the slide is in the 0 position is fully closed Check by taking a quick look inside the hopper 3 7 Setting the working width The spreading width depends on the condition of the spreading material and the...

Page 22: ... clockwise Spread the spreading material in the right hand direction of travel when mounted at the rear turn the spindle arrow counter clockwise 3 9 Empty sensor The empty indicator indicates when the spreading material in the hopper drops below a certain level The following message flashes in the display for approx 5 seconds Hopper empty At the same time eight warning signals also sound and the r...

Page 23: ...rts the calibration automatically The spreading disc rotates for 30 seconds at maximum rpm It then falls very slowly to 0 rpm The parameters are stored in the controller Calibration takes three minutes During calibration of the empty indicator the following message appears on the display Error FLP PWR The spreader switches off automatically once calibration is completed Calibration of the empty in...

Page 24: ...type Number of spreaders The EHR cycle and number of spreaders are not needed when working with the POLARO E 4 1 Making settings Switch off the machine Hold down the and key While doing so switch on the control panel Keep all three keys pressed together for about 3 seconds The language selection is displayed Language 0 German Press the toggle switch to select the desired menu item ...

Page 25: ...e switched off 4 3 Selecting the empty indicator Press the button to select the empty indicator From spreading disc resistance 1 via agitator motor 2 with soft agitator via external empty indicator 3 not programmed or empty indicator switched off 0 Empty indicator 2 One agitator Press the toggle switch the setting is saved and now press the next menu item or main switch the setting is saved and th...

Page 26: ...ring The spreader s factory setting is to output the signal when lifting If the tractor emits the hydraulic signal when lowering you can adjust the spreader Press the key to set the EHR signal EHR signal for lifting High active is displayed EHR signal for lowering Low active is displayed EHR signal 0 High active Press the toggle switch the setting is saved and now press the next menu item or Main ...

Page 27: ...adjusted from 50 to 50 Note Depending on the spreading material or material humidity the remainder level may vary somewhat Press the button to set the respective value Factory setting is 0 With values the empty indicator responds at a higher fill level With values the empty indicator responds at a lower fill level Setting 0 Empty indicator ON Press the toggle switch the setting is saved and now pr...

Page 28: ...er is connected a is displayed at the end of the first line Speed 200 Slide 29 With the headland manager the slide is automatically opened when the hydraulics are lowered and automatically closed when lifting The slide can be stopped and closed manually at any time using the control panel The signal can be detected by means of a 7 pin plug or a sensor signal 7 pin socket 1 Connect the control cons...

Page 29: ...ensor not in field of magnetic encoder Hydraulics at the height where the slide should close or open Sensor just reaches field of magnetic encoder Hydraulics lifted Sensor must still be in field of magnetic encoder When the hydraulics are lifted the sensor must not leave the field of the magnetic encoder as otherwise the slide will open again Please note that the contact surfaces 1 of the sensor a...

Page 30: ...at the factory No changes are permitted since otherwise the drive and control parameters no longer match To check the performance data the spreader must be on Press the button for min 5 seconds The following information is displayed as long as the button is pressed Line 1 current drive motor power consumption in Watts and the exact speed Line 2 R value for factory internal data the motor voltage i...

Page 31: ...preading disc used in practice must be set 3 Weigh the ejected spreading material at various slide positions until the suitable slide position is determined Determining the spreading width 1 Spread on a firm surface 2 Weigh spreading material or sweep up a swath lateral to the direction of travel and assess the lateral distribution Formulae Gram min Output rate in gram m2 Speed in m min x Spreadin...

Page 32: ...ways wear goggles dust mask and gloves when cleaning Comply with the regulations of the spreading material manufacturer After use empty the material hopper and clean the spreader and carrier vehicle with compressed air Dosing device slide The dosing device and slide should be inspected and cleaned at regular intervals depending on use and the spreading material used If using very fine spreading ma...

Page 33: ... and take off cover plate 4 5 Unscrew the nuts 5 using a 17 mm spanner 6 Remove hopper platform 6 and pull dosage slider 7 out from the top 7 Clean the slide unit with a brush or compressed air 8 Fit parts in reverse order Standard lubricant can be applied to the bottom edge to assist with hopper installation 5 Maintenance and cleaning ...

Page 34: ... spreading disc 2 up and off 3 Remove plastic washer 4 Remove screws 3 from below and remove drive motor 4 with spacer and two guide rails 5 5 Take spacer ring with shaft seal off the motor shaft 6 Clean motor shaft and contact surface of plastic washer and apply thin coat of standard copper paste 7 Fit parts in reverse order During the season the drive motor and the agitator motor must be lubrica...

Page 35: ...e almost fully emptied by means of the residual discharge 1 Unscrew hopper 2 Clean spreader and hopper with a brush 5 3 Transport and storage For transportation only the trolley available as a special accessory should be used Warning Risk of injury from parked equipment falling over Park the equipment on a clean dry surface with an adequate load capacity For extended periods the equipment may only...

Page 36: ...ionen EN ISO 12100 1 2003 11 Sicherheit von Maschinen Grundbegriffe allgemeine Gestaltungsleitsätze Teil 1 Grundsätzliche Terminologie Methodologie Westerstetten 29 08 2011 Ort Datum Unterschrift Helmut Lehner Geschäftsführer EC Declaration of Conformity in accordance with the EC Machinery Directive 2006 42 EC Appendix II 1 A Manufacturer LEHNER Agrar GmbH Häuslesäcker 5 9 89198 Westerstetten Pers...

Page 37: ...er in these operating instructions so that it is readily available for inquiries The hardware and software versions are briefly displayed when the control console is plugged in Note the software version in these operating instructions so that it is readily available for inquiries LEHNER GmbH LAS4 V3 3 6 Appendix ...

Page 38: ...t blue brown green white green white brown red 1 blue 2 PIN 1 PIN 3 PIN 4 4 M M red blue Spreading disc motor white brown green blue M Polaro E with spindle motor Bosch HOORZ JUH SLQN JUH SLQN ZKLWH HOORZ red JLWDWRU PRWRU HOORZ HOORZ EURZQ RQWURO FDEOH MXQFWLRQ ER 6 Appendix ...

Page 39: ...t go into position when closing On the display Agitator blocked Agitator motor has excess power consumption Empty hopper The version is displayed again and again Fuse oxidised loose contact Check contacts and fuses Mechanical damage to slide mechanics Check slide motor and mechanics On the display Spr connection Check plug connections and lines Restart machine Power supply below 12 V Check power s...

Page 40: ...40 6 Appendix 6 5 Spare parts list for the POLARO E 21 14 10 24 25 13 9 5 2 4 20 19 6 27 1 26 8 16 11 15 23 18 17 22 12 3 7 ...

Page 41: ...de adjustment 12 1 81153 Lock nut M14x1 SW19 13 1 81750 Dosage plate POLARO E 2 mm 14 4 73214 Star grip screws 50 mm M8x14 mm V2A 15 2 73216 Star grip nuts 40 mm M6 A2 16 1 81711 Felt gasket linear slide 17 1 81751 Linear slide guide POM 18 1 81712 Linear slide guide cover 19 1 80141 Drive motor POLARO 20 1 82052 Distance ring with shaft seal 21 1 80560 Base frame POLARO E 110 170 22 1 81740 Linea...

Page 42: ...42 6 6 Spare parts list for the control unit 6 Appendix 1 2 3 4 ...

Page 43: ...43 6 Appendix Object Number Article No Name 1 1 82375 LAS 4 control panel 2 1 80642 Bracket top part pivot mounted 3 1 80643 Bracket bottom part pivot mounted 4 1 80492 Battery cable 2x 4 mm 5 m ...

Page 44: ...44 6 7 Spare parts list for the hopper 2 5 7 1 9 3 10 8 13 11 12 4 6 14 6 Appendix ...

Page 45: ... 1 80393 Cover for residual discharge black 6 1 81892 Agitator stainless steel 7 1 81127 Hopper support for agitator POLARO 8 1 80142 Agitator motor POLARO 9 2 80168 M6 cap nut with M6x25 screw 10 1 82057 Washers 12 2 x 37 0 x 1 11 2 81185 Spring holder for relief roof 12 1 81164 Relief roof POLARO 13 1 82244 Additional relief roof for grit 14 2 81186 Spring steel for relief roof 6 Appendix ...

Page 46: ...46 6 8 Spare parts list for the saline agitator POALRO 110 POALRO 170 POALRO 250 2 8 6 7 9 10 4 1 11 12 POLARO 110 POLARO 250 POLARO 170 POLARO 250 POALRO 170 POLARO 110 5 13 3 6 Appendix ...

Page 47: ...over saline screw conveyor 6 1 81328 Relief roof POLARO 170 saline agitator left and right 7 2 81561 Relief roof POLARO 110 and 250 saline agitator 8 1 81188 Stirrer blade 110 170 large 9 1 81249 Hopper bracket POLARO 110 10 1 80677 Fixing plate POLARO 170 for saline agitator 11 1 82170 Fixing plate POLARO 250 for saline agitator 12 1 81017 Dosage plate saline agitator E with mandrel 13 1 80612 Co...

Page 48: ... 29 32 35 37 38 40 30 33 36 38 40 41 31 35 38 41 42 43 32 37 40 42 43 44 33 38 41 43 44 48 15 g m 31 35 38 40 42 43 32 36 39 41 43 44 33 38 41 42 44 48 35 40 42 43 47 51 36 41 43 46 53 54 20 g m 32 37 40 42 43 44 33 38 41 43 45 47 35 40 42 45 50 53 37 42 44 49 53 55 38 43 48 53 57 60 25 g m 34 38 42 43 45 46 35 40 43 44 47 53 37 42 44 49 54 57 38 43 48 53 57 61 40 44 53 57 62 67 30 g m 35 40 43 44...

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