Introduction This manual is assigned to trained farmers and persons with appropriate qualification for agricultural work and who have been instructed about manipulating the machine. Safety Before operating the machine or before installing it, please familiarize yourself with the contents of this manual. In any case, read the safety instructions in the “Safety” chapter and follow the warnings in each chapter.
The warning triangle draws attention to safety instructions, the non-compliance of which may have serious consequences, as there is a real risk of moderate or fatal injury. In the security chapter, there are also safety instructions that cannot be assigned to any other activity but which in, in various situations, promote safety and conscience.
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In case of wrong machinery usage, many dangerous situations can be encountered. Therefore, when operating the machine, work maximally consciously and never work under time pressure. As an employer, regularly inform workers who work with machine about safety instructions in accordance with legal regulations. Warning stickers Stickers for your safety are located on the machine.
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Danger of grip Gaps between machine components can reduce. Avoid moving near the folding parts of the machine. Tighten the screws All screw connections have to be checked and tightened after first operating hours. Vibrations may release the links. Danger of overturning The machine and its components may overturn.
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Who can operate the machine? Only qualified persons. Service and repair the machine can only be done by qualifies persons, who were taught about the danger of handling the machine. As a rule, these persons have an agricultural education or have been instructed at the same intensity. Connection Increased risk of injury When connecting the machine, there is an increased risk of injury.
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Distance of center of gravity Observe admissible weight, axle load, tire load and minimum balance The front or rear extensions of the machine have to not exceed the maximum permissible weight, the permissible axle load and the load on the tractor tires. The front axle shall be loaded to at least 20% of the unladen weight of the tractor to maintain its operability.
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Putting into operation First putting into operation after training Machine can be putted into operation only after proper training by sellers, service support or persons from the manufacturer. Putting into operation without training can cause damage to the machine or accidents. Take care of perfect technical condition Only operate the machine if it is in a faultless technical condition.
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Checking the ambient Check the nearest machine surroundings before starting, pivoting and operating. Always care about good view. Drive with machine only when there are no objects and persons in the area. Using the machine without checking nearest area can lead to accidents. Tightening screws and nuts Regularly check tightening of screws and nuts.
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When using other than original spare parts, the warranty and liability of the manufacturer for the product is void. For all maintenance work: - switch off the tractor PTO, - depressurize the hydraulic system, - if it is possible, disconnect tractor, - keep the machine in safe location, - do not step on the machine, use safe steps, - secure the machine against movement,...
Venga is equipped with DXD RC II sowings counters, which allows sowing in conditions with more crop residues. Venga 600 Trailed The entire 1800 liter hopper is destined for seed. Accurate dosing is provided by one dosing unit, the seed is further being transported to the distributor. The folding frame with sowing coulters has a width of 6,00 m.
Function of seeding machine The drive of the dosing unit can be designed either by a drive wheel or by electric motors. Depending on the dose setting on the dosing unit, a certain amount of seed is dispensed from the hopper into the diffuser. The air-flowing fan transmits the seed further into the distributor down to the coulters.
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Volume of hopper (l), seed 1800 Number of rows (pc) Row spacing (cm) 12,5 Tires 31x15,5- 15 10PR Tire pressure (bar) *T/M – Trailed / Mounted Hydraulic and electric system Fan oil flow (l/min) Fan operating pressure(bar) Supply voltage (V) This chapter lists the operating mode, use and technical data.
MOUNTING Tractor connection (mounted version) Increased risk of injury When connecting, there is high risk of injury, so never stay between tractor and machine. Check categories of connected devices of machine and tractor, categories have to be the same. ➢ On the lower arms of the linkage, fit the appropriate balls of the lower arm and secure them with fuses.
Tractor connection (trailed version) While connecting, there is high risk of injury, so never stay between tractor and machine. Check categories of connected devices of machine and tractor, categories have to be the same. ➢ Lock-off the pin on tractor`s lower linkage. ➢...
with Load sensing system, it is recommended to connect fan drive to preferred circuit. Then, set fan speed by control valve from 3500 to 4500 RPM. Connections Electrical system ➢ Connect the machine light connector. ➢ Connect the connector for additional electrical equipments. Hydraulic system ➢...
Hydraulic fan drive Hydraulic fan drive should connect to tractors pre-fitted control valve. This minimize fan speed fluctuation when lifting and putting down the machine or other hydraulic loan. The oil flow leads to a three-way valve for flow regulation and is regulates the hydraulic motor speed.
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Operation Speed set only when fan is stopped. Changing it while fan in on can damage the machine. Fan speed can’t be over 5000RPM, it can destroy the fan. Regulation valve of hydraulic drive There is three-way control valve on the machine. By using it, you can set oil flow and fan speed.
Hydraulic fan drive is tested by manufacturer on hydraulic aggregate. Operating the markers Take special attention on persons near marker. When folding or unfolding the marker, there can’t be any persons near or under marker. The marker exceeds working width of the machine by half. Take special attention to people or objects.
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Repeating this procedure, other marker should be activated. Both markers are controlled by one hydraulic circuit by this. Switching valve works by switching two outputs by back pressure. For switching, it is not necessary to make the entire stroke of the piston, which is suitable for obviating obstacles.
Electronic control You can find all information about electronic control in special operating manuals. Preparation for seeding In this chapter, you will find general information about using seeding machine, about seeding preparation and setting the seeding machine. Dosing unit It is possible to set: - Setting value.
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Fertilizer chart The chart shows setting values of dosing unit for ammonium phosphate. Values in the table are indicative. You can add your data to other types of fertilizer in free columns of the table. Calibrating test is done in the same way as for normal seed. Setting value Ammonium My values...
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Setting value Ammonium My values My values phosphate 1,03kg/dm3 Throttle flap „N“ (kg/ha) In case of two dosing units, it is necessary to set each dosing unit separatelly. Also, it is necessary to make the calibration test for each dosing unit. For example: Required sowing rate is 210 kg of wheat per hectare.
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Setting required quantity ➢ read necessary information’s in setting chart ➢ in normal seeding set: - red switch on dosing unit to “N” position - throttle flap on fan to “N” position ➢ in fine seeding set: - dosing unit to position “0” - red switch to the right until it fits into groove on 6-shaft, letter “F”...
Microdosing is on Microdosing is off Hopper filling Don’t drive on the road with filled seed hopper. It is not allowed to ride the road with filled seed and fertilizer hopper. Fill the hopper on field. A ride with filled hopper can cause an accident. →...
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➢ Adjustment scale shows set values from 0 to 110 (for fine seed it is only 25 – in the case of larger opening, the red switch can be broken). Turn the crank until on the edge of the cover you will see desired value. Warning! When fine seeding is turn on, dosing unit can be set to max value of 25, otherwise it can be damaged.
Don’t forget to pull the knee to diffuser after calibration. If knee is not placed properly, seed fall right from diffuser to the ground and isn’t transported to sowing coulters. While weighting, deliberate precision of the weight. Don’t overload the weight. Ride on road Safety Before machine’s transport, read following directions.
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Fixation of lights Install lights or warning signs. All blinkers and sidelights have to be seen. Light’s cables have to be set not to strain while driving in curves and not touch tractor’s wheels. Wrong installed blinkers or sidelights may cause an accident. Clean dirt Clean all stones, harvest residues and dirt.
- securing support legs in transport position - locking against opening the machine - functionality of lighting - closing the quick-releasing opening Field preparation Filling the seed hopper Use ladders or stairs to enter the platform. Platform is designed only to watch filling.
All pins on all stub wheel holders have to be in the same hole. Setting pressure of seeding coulters Pressure on seeding coulters can be set centrally. Central setting All seeding coulters are pulled to the ground with springs that are held together on spring bar.
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Setting the S-harrow springs S-harrow springs are designed to cover the seed with soil. It is necessary to set parameters on S-harrow springs: - frame backstop, - frame pressure, - angle of S-harrow springs Backstop of the S-harrow springs There is backstop holder on the top of S-harrow springs. By using it, you can set bottom position of S-harrow spring.
S-harrow angle With S-harrow angle you can set intensity of its work. For increased work intensity, it is necessary to set bigger angle. You set angle by screwing the holder to other holes. ➢ Screw out S-harrow spring holder. ➢ Push the holder to other hole and screw it in. Setting the marker Marker is used to sign track for next ride.
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- width of seeder’s row (=row width), - seeder’s working width. ➢ Set the machine to the working position. ➢ Activate the marker. Calculation: Marker’s length for the tractor’s center = (row width + working width) / 2 Example: Row width ……………….. 12,5 cm Working scope ……………..
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Measure the calculated length of the marker on the ground, never on marker’s arm. This leads to inaccuracies. Arm of the right marker measure in the axis of right external sowing coulter. Arm of the left marker measure in the axis of left external sowing coulter. Setting an angle of marker’s disc Setting an angle of marker’s disc is determined by the soil conditions.
➢ Release screws. ➢ Set angle as necessary. ➢ Tight screws. Setting pre-emergent markers for tramlines Marker for pre-emergent tramlines makes track lines for sprayer. Hydraulic cylinder is controlled by Drillmat III. The arm activates always when tramline valves for seed are closed. Electromagnetic tramline valves Electromagnetic tramline valves regulate track lines.
Disconnection / deactivation of half working width [+] When setting up the stand with respect on tramlines, sometimes it is necessary to turn off half of the working width during first pass. Turning off the half of machine’s width mechanically Turning off the half of machine’s width on one dosing unit can be done with special cover of distributor.
Disconnecting sowing coulters Some crops need to have bigger row space than is set on the machine. On Venga seeding machine it is possible to set reduction cover of distributor that allows seed flow to every second or third sowing coulter. This increase row space to 250 – 300 mm or 250 – 375 mm. →...
Check before work Before seeding, check functionality and setting of the machine. Make sure that: - the function of electronic system is correct, - the correct rhythm of tramlines is set - tramline valves are set to the right width for sprayer - microdosing and fine seeding are on or off, - the throttle valve on the fan in correctly set, - marker is correctly set,...
Before driving or folding, control the nearest area of the machine. Make sure you have good view. Move only when there are no persons or objects nearby. First make control ride without seeding on part of field. Headlands are inappropriate. ➢...
Controlling the nearest area Before drive, folding, control the nearest area of the machine. Make sure you have good view. Move only when there are no persons or objects nearby. Don’t remove protective devices Protective devices can’t be removed. Before using, check all protective devices. Not protected machine’s parts can cause injuries.
Working speed While seeding, respect working speed in the range of 5-15 kph depending on sowing rate. Lifting markers When folding, marker’s arm has to be folded to the stop and the control valve automatically switch to operate the second marker. Turning When turning, it is necessary to lift the machine.
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➢ Wait until hopper isn’t empty. ➢ Close drain flap. For total emptying of the machine: ➢ Open emptying door on dosing unit, ➢ wait until the rest of seed drop out. Never open emptying door of dosing unit when there is too much seed in hopper.
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Cleaning the machine You can clean the machine using air or water (water-pressure cleaner). Clean the machine from seed and fertilizer residues. Insufficient cleaning reduces machine’s life. Clean the bearings only with low pressure. Water entering to bearings reduces their service life. Be aware of electric drive motors, sensors and electrical set.
Seed hoses When it is harmful dust, use protective breathing mask with corresponding class of protection. It is harmful dust if seed treatment was used or when leftovers of fertilizer settled on the walls. ➢ Hoses leading seed and hopper clean with compressed air. Sowing coulters and pressing wheels Sowing coulters and pressing wheels clean with high pressure cleaner.
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- driving motor is off - key is not in ignition - electronic control is off Unwanted machine’s start can lead to accidents and injuries. Use only original spare parts. Using non-original spare parts can result not only in machine failure but also in serious injuries due to poor quality of these components.
Screw joints Screw joint can be loosening over a time, so it is necessary to regularly tight all of them. They need to be tightened after first working hours and always if loose joint is visible, or at least once per season. Tightening torques of screw joints: Screw Screw quality...
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- control of seeding coulters and row space - control of functionality of disc markers - tensioning the dosing unit drive chain After first 50 ha - control tire air pressure - cleanliness in seed hopper - control and eventually add oil in oil reservoir and in gearbox - tight screws on holders for seed coulters - control of PTO0 - control of seed hoses for bending –...
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- lubricating the dosing unit drive chain - control fan bearings - function of seed level sensor in hopper - function of tramline valves - control dosing unit After 600 ha - same as “After 300 ha” - visually control of machine - control air tire pressure After 1000 ha - expert control by service technicians...
Lubrication Bearings lubrication It is necessary to lubricate bearings regularly. For lubrication, you may not use pneumatic lubrication press, that can damage the bearings. Use only manual lubrication press, lubricate with only one or two strokes. Maintenance-free bearings must not be lubricated. Lubrication review Pins on coulter arms 50 hr...
Wheels Tire check ➢ Once a season check tires. Tire air pressure check ➢ Once a season, check tire air pressure. ➢ As necessary, pump the tires for right pressure Size Pressure Venga 31x15,5-15 10PR T6 Dosing unit Removing residual seed If there is residual seed in hopper, remove it.
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Setting fan speed sensor Set the fan speed sensor in case that: - device don’t show any fan speed, - device shows lower fan speed values as actual. Groove on fan shaft generates impulses for the sensor. Normally, there are two impulses for one rotation.
Hydraulic hoses Hydraulic hoses wear and getting old without any visible signs. Hydraulic hoses have to be changed every 6 years according to internationally valid regulation. When replacing hoses, make sure they are without pressure. Replacement of S-harrow springs ➢ Loose screws and nuts. ➢...
Replacement of distributor cover When distributor’s cover is wear, replace it. ➢ Loose the wing nuts on distributor’s cover and take it out. ➢ Replace distributor’s cover. ➢ Screw new cover in right position under wing nuts. Depending on which seed coulters you want to activate, rotate cover of distributor as shown in figure below.
• Reduction cover’s arrow is not in direction of travel – only short sections are sowing. Marker Maintenance on markers is done in working position of machine when the marker is unfolded. Marker’s disc Check the marker’s disc for wear and replace it as necessary. ➢...
Track tiller Maintenance on track tiller is done in working position of the machine. Check all tines for wear and replace it if necessary. ➢ Tight nut and change screw. ➢ Put on new tine. ➢ Put on new screw and lock it with nut. Troubleshooting It is possible to fix some problems easily and quickly.
Hydraulics Problem Cause Fan doesn’t rotate with Small oil flow, wrong size of Choose line with adequate needed speed. joints. diameter and big joints. Lack of oil. Check and fill up oil. High feedback pressure. Check oil filter, use joints with bigger flow.
Amount of seed changes by Seed has drawn moisture. Seed hopper has to be itself. emptied overnight. Crank on seed rate setting is moving too easily Tighten the nut on the crank. In case of fine seeding and Sealing cuff on dosing unit is Replace sealing cuff.
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Tramline valves are closed Electromagnetic closing Clean electromagnetic valve is stuck. closing valve. Foreign object in the main Remove foreign object. distributor. Seed hose is clogged with Seed coulters are clogged Clean clogged seed coulters. seed. with soil. Hoses are bended or Check hoses outside of hanged.
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