LEHNER POLARO Operating Instructions With Parts List Download Page 28 | Manualshive

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6.2 Identifi cation

The serial number of the spreader is located on the back of the frame.
Note the serial number in these operating instructions so that it is readily
available for inquiries.

6 Appendix

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Summary of Contents for POLARO

Page 1: ...LEHNER POLARO Operating instructions with parts list Status January 2011 Serial number Original operating instructions ...

Page 2: ......

Page 3: ...49 7348 9596 40 www lehner eu info lehner eu It is prohibited to distribute or duplicate this document and to utilise or disseminate its content without express permission Non compliance shall result in claims for damages All rights for patents utility patents and industrial patents are reserved by Lehner ...

Page 4: ... your safety 10 2 Mounting and operation 11 2 1 Mounting the frame 11 2 2 Mounting the hopper 12 2 3 Electrical connection 13 2 4 Filling the spreading material hopper 14 3 Operating the POLARO 15 3 1 Controls on the control panel 15 3 2 Switching the spreading disc and agitator on and off 16 3 3 Setting the speed 18 3 4 Setting the slide opening 18 3 5 Opening closing the slide 19 3 6 Setting the...

Page 5: ...2 5 Maintenance and cleaning 23 5 1 Maintenance 23 5 2 Cleaning 26 5 3 Transport and storage 26 6 Appendix 27 6 1 EC Declaration of Conformity 27 6 2 Identification 28 6 3 Distribution box terminal assignment 29 6 4 Troubleshooting 30 6 5 List of spare parts 31 6 5 List of spare parts 32 ...

Page 6: ...s Maintenance and care in accordance with the operating instructions ensure the safety of the machine and retain the value of your POLARO 1 2 About these operating instructions These operating instructions are part of the POLARO and must always be kept to hand All persons who work with the POLARO must read understand and observe the operating instructions The operating instructions should be retai...

Page 7: ... It consists of a solid frame a spreading material hopper and the electrical components The spreading disc with slide dosing device is part of the frame The electrical components include the drive motor speed sensor distribution switch box control panel cable control cable battery cable control panel and automatic spreader bar release A separate motor drives a slow running agitator for grit sand f...

Page 8: ...12 to 15 V Fuse 25 A Power of drive motor spreading disc 60 W Power of agitator motor 150 W Speed range 40 to 600 rpm Speed of standard agitator 54 rpm Speed of refined salt 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 Length of control panel cable 2...

Page 9: ... 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 change to cable or plug connections without factory approval automatically invalidates the entire warranty Rusted bearings are not subject to the manu...

Page 10: ...e any safety related defects Immediately resolve any safety related defects When travelling on public roads and streets follow the road traffic regulations No persons must be in the spreading zone Switch off the motor to remedy faults Disconnect from the power supply for repair work Never open the hopper when the agitator is running Do not touch the hopper during operation Never touch running or b...

Page 11: ...sk of injury The load capacity should be in line with the specifications for load lifting appliances Warning Risk of injury Do not operate the spreader if there are any safety related defects The POLARO can be attached on the front or rear of the tractor off road vehicle or ATV The POLARO can be mounted using an auxiliary bracket Mounting holes are provided for this purpose on the back of the fram...

Page 12: ...r salt that is not free flowing there is a special agitator for refined salt which is available as an alternative accessory This agitator is not suitable for grit and sand Mount the hopper 1 Check whether the hopper fits well in the hopper platform See arrow 2 Check that the 3 POLARO is securely attached ...

Page 13: ...proval automatically invalidates the entire warranty Changes to cables undertaken by the customer will be charged in the case of repair 1 3 Mount support for the control panel in the vehicle cab 1 Plug the control panel cable into the 3 pin plug 2 1 of the carrier vehicle If the plug 1 is not available use the battery cable supplied Connect terminal 2 to the negative pole of the battery not to the...

Page 14: ...eparate on off switch must be connected in the 24 V supply line because the adapter needs power in standby mode The machine is now ready to operate 2 4 Filling the spreading material hopper Caution Health risk Observe the spreading material manufacturer s specifications Warning Risk of injury Never open the hopper or touch the spreading disc when the drive motor is running Add the spreading materi...

Page 15: ...ARO 3 1 Controls on the control panel Rocker switch opening the slide rocker switch at bottom and 1 closing the slide rocker switch at top Display 2 Rocker switch switching on and off 3 Speed controller for spreading disc 4 ...

Page 16: ...ly Ensure that no one is in the danger zone when the spreader is switched on Warning Risk of injury Do not operate the spreader if there are any safety related defects Activate the rocker switch on the front of the control panel The speed of the spreading disc is indicated on the display 170 Before switching off the spreader the slide should be closed If this message is shown in the display a sens...

Page 17: ... flows off If the agitator or spreading disc cannot break free the motor is automatically switched off The following message appears in the display ERR Warning Risk of injury due to agitator or spreading disc starting up unexpectedly Switch off the motor to remedy the fault To eliminate the blockage Switch off 1 the machine Manually turn the spreading disc or empty the hopper 2 For more informatio...

Page 18: ...the motor having too high a load or the power supply being weak the value actually achieved is displayed once the motor has been powered up The displayed values are not speed indicators but set values 3 4 Setting the slide opening Ensure that the slide is closed 1 Set the slide controller on the spreader to the desired 2 application rate In position 0 the slide is closed and in position 20 it is o...

Page 19: ...slide is open or closed Before switching off the spreader the slide should be closed Re adjusting the slide The slide elements are spaced so that no spreading material gets stuck To prevent the slide from sliding into the discharge opening during vibrations and thereby causing wear a pulse adjusts the slide according to the on or off position roughly every 60 seconds However this only happens when...

Page 20: ...LARO 3 6 Setting the spreading width The spreading width depends on the condition of the spreading material and the speed of the spreading disc The more coarse the spreading material the larger the possible spreading width ...

Page 21: ... put the carton over the spreader to 1 catch the spreading material Due to the pull the the spreading disc speed used in practice must 2 be set Weigh out the ejected spreading material at various slide positions 3 until the suitable slide position is determined ...

Page 22: ...assess the side distribution Formulas Gram min Output in gram m2 Speed in m min x Spreading width in m Gram min Speed in m min Output in gram m2 x Spreading width in m Desired output in gram m2 x Speed in m min x Spreading width in m Gram min In position 0 the slide is closed and in position 20 it is opened as far as possible Now the right value can be found by turning again at a different scale s...

Page 23: ...thing mask and gloves when cleaning with compressed air Observe the spreading material manufacturer s specifications After using the spreader empty the hopper and clean the spreader and carrier vehicle with a broom or 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 fin...

Page 24: ...crew four nuts 4 3 with a 17 mm wrench Disassemble the hopper platform 5 4 and pull the dosage slide 5 out from the top Clean the slide unit with a broom or compressed air 6 Fit parts in reverse order 7 Standard lubricant can be applied to the bottom edge to assist with hopper installation 5 Maintenance and cleaning ...

Page 25: ...y be invalidated Remove agitator plug 1 Loosen screw 2 1 on spreading disc 2 and pull spreading disc 2 up and off Remove plastic washer thick 3 Remove screws 4 3 from below and remove drive motor 4 with spacer and two guide rails 5 Take plastic washer thin off motor shaft 5 Clean motor shaft and contact surface of plastic washer and apply thin 6 coat of standard copper paste Fit parts in reverse o...

Page 26: ...ptied by means of the residual discharge Unscrew hopper 1 Clean spreader and hopper with a broom or compressed air 2 5 3 Transport and storage Only use the truck available as a special accessory for transport Warning Risk of injury due to the parked spreader toppling over Park the spreader on a clean dry and stable surface If it is going to be stationary for a longer period of time the spreader ma...

Page 27: ...ith the authorisation to compile relevant technical documents Helmut Lehner Lehner Agrar GmbH Häuslesäcker 5 9 D 89198 Westerstetten We hereby declare under our sole responsibility that the POLARO spreader 70 110 170 for spreading salt grit sand and granulated fertiliser to which this declaration relates complies with all the relevant conditions of EC Directive 2006 42 EC and the EMC Directive 200...

Page 28: ...8 6 2 Identification The serial number of the spreader is located on the back of the frame Note the serial number in these operating instructions so that it is readily available for inquiries 6 Appendix ...

Page 29: ...29 6 Appendix 6 3 Distribution box terminal assignment ...

Page 30: ... clean see chapter 3 5 Opening closing the slide On the display ERR Spreading disc does not turn switched off after 10 attempts Check spreading disc Start spreader again if necessary Agitator does not turn switched off after 10 attempts Check agitator start spreader again if necessary Material may be compacted too much Control panel plug not connected to spreader Check plug connections and lines o...

Page 31: ...31 6 Appendix 6 5 List of spare parts ...

Page 32: ...r Diameter 10 mm 23 1 Hopper platform 24 1 Slide 25 1 Dosage slide thick 26 1 Counter bearing for slide 27 1 Dosage slide thin 28 4 Fillister head screw with washer and nut M 4 x 15 29 1 Dosing slide 30 1 Carriage bolt M 8 x 20 31 1 Hopper cover 32 1 Operating panel 33 1 Bracket for operating panel 34 1 Battery cable with 3 pin plug and bracket 35 1 Hopper 36 1 Agitator motor 37 4 Allen screw M 6 ...

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