Gason 1800 SR Series Operator'S Manual Download

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Blower Capacity

Page

123

10/09

100

125

150

175

200

225

250

275

300

325

350

375

400

425

450

475

500

525

550

575

600

axi

cati

ate

(kg

Planting Width (metres)

Blowercap3rev.-

6 km/h

10 km/h

8 km/h

14 km/h

12 km/h

Maximum Application Rate

3 Primary Hoses

Table B6

Worked example:

Maximum sowing rate for a 3 outlet system on a 12 metre wide planting width at
10 km/h ground speed.

From graph maximum total application rate = 270 kg/ha

NOTE:

The above graph should be used as a guide only. Other factors will affect

the conveying performance of the air seeder.

Summary of Contents for 1800 SR Series

Page 1: ...her this manual or part thereof may be reproduced or published without the prior permission of A F Gason Pty Ltd 1800 2000 SR SERIES AIR SEEDER OPERATOR S MANUAL Covering the 1860 1880 90 2120 50 Models GPN 216593 REVISION 10 09 ...

Page 2: ...Page Intentionally Blank ...

Page 3: ... 34 Method B preferred 37 Method C Wheel Circumference 38 Calibrating a 3 Bin Seeder 40 Variator Setting Guide 41 Calibration Handle Turns 56 Area Rate Chart 57 Converting lb acre to kg ha 58 Planting Details Reference 59 Meter Drive System 61 Variator Gearbox 61 High sprocket Ratio 63 VRT Hydraulic Drive Model Introduction Operation 64 Monitor Operation 65 Manual Override 71 Calibration 74 Sprock...

Page 4: ...n Cover Plates 110 High Low Sprocket Ratio 111 Blocking Air Flow 111 Metering Oats 112 Fitting Broad Beans Metershaft Assy 112 Bearing Replacement in Nose Assy 113 Hydraulic System 114 Tractor Requirements 114 Hydraulic Connections 115 Disconnecting the Hyd Hoses 116 Filter Maintenance 117 Blower Capacity 118 Blower Speed 120 Maximum Application Charts 122 General Maintenance 126 Trouble Shooting ...

Page 5: ...ptable to a variety of implements to perform different tillage practices The Gason metering system is a positive and accurate method of placing seed and fertilizer into the air stream The system is capable of sowing conventionally often referred to as single shooting seed and fertilizer together deep banding separating the seed and fertilizer or triple shooting handling 3 separate products through...

Page 6: ...Introduction Page 2 02 07 Fig 2 2150FT Series Air Seeder with Auger and rear walkway optional Fig 3 2150RT Series Air Seeder ...

Page 7: ...ed by either a ground wheel ground drive seeder or hydraulic motor VRT equipped Seeder As the ground wheel rotates so too does the metering system The metering system can be disengaged or engaged at the tractor cab A blower is located upstream of the meterbox on the Air Seeder It is used to produce the airflow required to convey the material The seed and fertilizer is conveyed towards the implemen...

Page 8: ...during turning which will help extend the life of the machine The trailer has also been designed to withstand the high loads exerted on the frame while pulling the implement In both cases the seeders have been designed to allow quick and easy detachment from the implement and tractor The 1800 and 2000 air seeder range has a folding ladder that is fitted to the left hand side of the machine The wal...

Page 9: ... quality components and will require minimal maintenance The system has been designed to operate in a harsh environment It is fitted with a check valve to prevent damage if incorrectly connected The blower is mounted on the trailer frame and houses a high capacity impeller It has been specifically designed to operate in the rough conditions that occur during normal operation The impeller is direct...

Page 10: ...no air leaks when blower is operating 10 Check distribution hoses for damage or kinks especially after operating the wing fold system on the implement General Safety Conditions DO NOT ride on the machine when operating DO NOT touch or attempt to adjust any moving parts DO NOT adjust hydraulic fittings while under pressure DO NOT remove any safety guards while the seeder is operating DO NOT operate...

Page 11: ...en the bins The 1860 2150 model seeders will require a third front sling for lifting Ensure you have safe lifting equipment with the correct capacity before attempting to hoist the machine Fig G4 2150RT fully assembled being lifted When lifting the seeder it is preferable to use soft slings and shackles at the trailer If chains must be used ensure that the bins are protected against paint damage S...

Page 12: ... capacity 6200 6200 L By weight Front bin wheat 2340 2340kg Rear bin super 3990 3990kg Total weight 6330 6330kg wheat 850kg 1000 litres super 1160kg 1000 litres Bin Capacity 3 Bin Equal Middle Rear Bin By volume Front bin 42 5 2760 2760 L Middle bin 28 1815 1815 L Rear bin 29 5 1915 1915 L Total capacity 6490 6490 L Bin Capacity 3 Bin Larger Rear Bin By volume Front bin 42 5 2760 2760 L Middle bin...

Page 13: ...er and options Bin Capacity 2 Bin By volume Front bin 44 3600 3600 L Rear bin 56 4600 4600 L Total capacity 8200 8200 L By weight Front bin wheat 3060 3060kg Rear bin super 5330 5330kg Total weight 8390 8390kg wheat 850kg 1000 litres super 1160kg 1000 litres Bin Capacity 3 Bin Non packed By volume Front bin 44 3600 3600 L Middle bin 24 1950 1950 L Rear bin 32 2650 2650 L Total capacity 8200 8200 L...

Page 14: ... and options Bin Capacity 2 Bin By volume Front bin 44 4050 4050 L Rear bin 56 5150 5150 L Total capacity 9200 9200 L By weight Front bin wheat 3440 3440kg Rear bin super 5970 5970kg Total weight 9410 9410kg wheat 850kg 1000 litres super 1160kg 1000 litres Bin Capacity 3 Bin Non packed By volume Front bin 44 4050 4050 L Middle bin 25 5 2360 2360 L Rear bin 30 5 2850 2850 L Total capacity 9260 9260...

Page 15: ...cluding an Auger Bin Capacity 2 Bin By volume Front bin 44 5500 5500 L Rear bin 56 6900 6900 L Total capacity 12 400 12 400L By weight Front bin wheat 4675 4675kg Rear bin super 8000 8000kg Total weight 12 675 12 675kg wheat 850kg 1000 litres super 1160kg 1000 litres Bin Capacity 3 Bin Non packed By volume Front bin 43 5 5500 5500 L Middle bin 25 3150 3150 L Rear bin 31 5 3950 3950 L Total capacit...

Page 16: ...el not including an Auger Bin Capacity 1 Tank 2 X2500L 2 Bin By volume Non packed Front tank 41 5000 L 5000 L Middle bin 26 3150 L 3150 L Rear bin 33 3950 L 3950 L Total capacity 12 100 12 100L By weight Fresh Water Tank 500 500kg Front tank 6600 6600kg Front bin super 3650 3650kg Rear bin wheat 3360 3360kg Total weight 14 110 14 110kg wheat 850kg 1000 litres super 1160kg 1000 litres UAN 1320 1000...

Page 17: ... 30 Rear tyres 900 60 R32 900 60 R32 Type Front tyres R1 Gripster Rear Tyres R1 Gripster Tyre Recommended Pressure kPa psi 23 1 30 8pr Gripster 140 20 900 60 R32 Radial 240 35 Hydraulics Fan Motor type fixed displacement axial piston Connections pressure inlet main return outlet case drain outlet Hydraulic capacity 44 3 I min 4500rpm Ground Drive 4 outlet meterbox or 54 l min 4500rpm 6 outlet mete...

Page 18: ...es wheat 850kg 1000 litres super 1160kg 1000 litres Wheels Size 2150FT 2150RT Front tyre quad 23 1 30 Rear tyres 900 60 R32 900 60 R32 Type Front tyres R1 Gripster Rear Tyres R1 Gripster Tyre Recommended Pressure kPa psi 23 1 30 8pr Gripster 140 20 900 60 R32 Radial 240 35 Hydraulics Fan Motor type fixed displacement axial piston Connections pressure inlet main return outlet case drain outlet Hydr...

Page 19: ...6911L 4744L 3378L 1916L 1263L FRONT 5534L 3766L 2672L 1519L 1005L MIDDLE 3177L 2295L 1746L 1049L 719L REAR 3980L 2695L 1877L 1113L 789L FRONT 5000L MIDDLE 3177L 2295L 1746L 1049L 719L REAR 3980L 2695L 1877L 1113L 789L FRONT 6728L 4960L 3287L 1519L 1005L REAR 8468L 6301L 4156L 1916L 1263L FRONT 6728L 4960L 3287L 1519L 1005L MIDDLE 3859L 2984L 2109L 1049L 719L REAR 4854L 3563L 2293L 1113L 789L FRONT...

Page 20: ...43 cu Ft 8 00 U 1 L 0 0274962 UK Bushels1 UK Bushel 36 369 L 1 L 0 0283785 US Bushels 1 US Bushel 35 2379 L TORQUE 1 Nm 0 7375624 lbft 1 lbft 1 3558175 Nm FORCE 1 lbf 4 4482 N 1N 0 22481 lbf PRESSURE 1 psi 6 89476 kPa 0 0689476 Bar 1 kPa 0 145038 psi 0 01 Bar 1 Bar 14 5 psi MASS 1 kg 2 204622 lb 1 lb 0 453592 kg 1 kg 1000 grams POWER 1 kW 1 341 hp 1 hp 745 7 W DENSITY 1 kg m3 0 0624 lb ft3 1 lb ft...

Page 21: ...olts 1 10 for black oxide finished bolts 0 81 for M20x2 5P Tine Toolbar Hardware It is necessary that all bolts be tightened to the correct recommended assembly torque lbf ft Nm lbf ft Nm lbf ft Nm 7 16 UNF 43 59 60 82 7 16 UNC 39 53 54 74 1 2 UNF 67 91 94 128 1 2 UNC 59 81 83 113 5 8 UNF 135 184 186 253 5 8 UNC 117 159 165 224 3 4 UNF 235 319 325 441 3 4 UNC 210 285 290 394 7 8 UNF 370 502 520 70...

Page 22: ...__ Telephone Number _________________ Machine Model No __________________ Date Machine Purchased ____________ Serial No _________________________ 1118 Serial No tag at left front of trailer frame Subject to any applicable Federal State or Territory laws or ordinances which may apply from time to time A F Gason Pty Ltd reserves the right to make changes in design and specifications without notice o...

Page 23: ...SPARE PARTS RECORD Page 19 10 09 PART No DESCRIPTION QTY COST DATE ...

Page 24: ... bolted to the extension beams The A frame pull is pinned in 2 places to the cross beam The spring mechanism should be fitted to hold the A frame pull off the ground to allow the implement to be manoeuvred without the seeder attached refer Fig A5 The extension beams may require some modification if being fitted to a non Gason implement It is important that the extension beams are securely fastened...

Page 25: ...port up through the square tube slide on the outside of the arm Fit the small pin at the base of the spring mechanism to hold arm horizontal Repeat for second arm 1339 Fig A6 Spring Support Step 5 Join the two arms together at the rear shutting them like a gate You may need to rest the central bar in the pull arm extension refer Fig A7 to help flatten the left hand arm and use the handle attached ...

Page 26: ...spaced to clear tines and other implement structure but should be symmetrical about the implement centreline refer Fig A10 The cross beam can then be bolted to the extension beams Hydraulic hoses can be secured to one of the extension beams and connected to the central plate The 2120 50RT models also require the fitting of a bracing structure Two short extension beams are to be mounted either side...

Page 27: ...nt Hitch to Suit 1880 90RT CTC Control Traffic Castor Similar to the 1860RT CTC hitch the A frame on the 1880 90RT CTC model uses 2 support springs to hold the A frame up to allow easy connection and disconnection to the implement Ensure that the extension beams are securely fastened to the two rear rows of the implement within the spacing width shown refer Fig A12 ...

Page 28: ...eterbox Assembly Check all Wheel Nuts Wheel nuts can work loose in transportation and should be checked before towing Once the seeder is operating the wheel nuts should again be checked until they have bedded in Monitor and Electrical System The Air Seeder is supplied with a monitor and loom system that will need to be mounted in the tractor cab Depending on the model and options ordered there sho...

Page 29: ...eders Refer to the Hydraulic System section in this manual for further details Distribution System Introduction The distribution system consists of primary secondary and tertiary stages Components for each stage must be fitted to the implement refer Fig A15 The distribution system is supplied as a kit and is fitted once the implement has been fully assembled A distribution layout drawing is often ...

Page 30: ...Assembly Instructions Page 26 10 09 Fig A15 Distribution Layout ...

Page 31: ...ill occur if the tertiary hoses rise or lay flat when leaving the secondary heads Fig A16 Typical fall on tertiary hose When choosing a secondary head port to attach the tertiary hose the installer should ensure that the hose can rotate if a tine jumps refer Fig A17 A18 If the hose movement is restricted the tertiary hose will kink Tertiary hoses that carry across a wing fold zone must also be cur...

Page 32: ...eterbox and drive system including the nose bearing on the metershaft assembly 6 Meterbox hatches fitted Ground Drive Metering System Cont 7 Metering system turns freely 8 Variator adjustment operates 9 Calibration handle fitted 10 Metershaft handle fitted 11 Calibration sample box fitted 12 All sprockets are aligned and tightened VRT Hydraulic Drive Metering System 1 Inspect large aluminium conne...

Page 33: ...sued if required In a dangerous manner that may threaten the safety of any person Tips to remember when towing the Air Seeder 1 If towing long distances disconnect the drive system by removing the chain that connects the rear wheel to the clutch shaft drive sprocket on Ground Drive Models refer Fig T1 Fig T1 Wheel Sprocket on a Ground Drive model 2 Ensure all seeder primary hoses and hydraulic hos...

Page 34: ...fer to the Blower section You are now ready to begin your seeding operation Filling the Seeder s Bins In most cases operators will tend to fill the front bin with seed and the rear bin with fertilizer This can however be reversed if it suits your loading facility Before filling check that the trap doors on both metering systems have been locked into position and that there are no modifications nee...

Page 35: ...ders a calibration procedure performed To obtain basic information and the preset values used on your specific model supplied refer to either the Ground Drive Monitor Operation section page 32 or the VRT Hydraulic Drive section page 64 1020 Air Seeder Monitor The main function of this monitor is to show the operator that material is being conveyed through the system to the secondary head and warn ...

Page 36: ... de activated When the clutch switch is turned on the message MONITOR OFF HOLD will appear once to tell the operator that normal seeding operations have commenced The monitor will now operate the trip meters as well as any alarms that have been set The Alarms have been given preset values as standard at the factory refer page 29 All alarms can be reset at any time or removed altogether if desired ...

Page 37: ...low and high pressure alarm to warn against a cap or hose coming loose or a blockage while conveying material Clutch Switch A separate clutch switch is supplied that can be mounted independently from the monitors It also requires its own power separate from the monitor Do not use the lighter monitor power harness when connecting If for some reason the monitors have to be removed it is still possib...

Page 38: ... this style of seeder is dependent upon a correct wheel diameter for its operating accuracy If this diameter is altered e g incorrect tyre fitted wrong tyre pressure or extreme ground conditions inaccurate metering may occur Refer Method C for checking the wheel circumference if extremely accurate metering is desired All data in this section was compiled on medium black worked ground IMPORTANT BEF...

Page 39: ...ch has been fitted to a meter shaft Step 4 Rotate calibration handle 10 or 20 turns anti clockwise follow arrow For high rates use 10 turns and for normal winter rates use 20 turns Fig C5 Fig C5 Calibration handle rotates anti clockwise Step 5 Weigh sample taken on scales supplied When using scales use the scale box as the container Place box on top of scales before switching on Check that the sca...

Page 40: ... convert lb acre to kg ha Step 7 Adjust setting to obtain correct application rate and re test To adjust the setting simply unlock the handle rotating the handle anti clockwise and either increase or decrease the setting NOTE It is recommended that when adjusting the variator setting the operator goes past the desired setting higher rate a short distance and then rotates the handle back to the req...

Page 41: ...need to retest the system following steps 4 and 5 Example 1 An application rate of 60 kg ha of wheat is desired on a planting width of 10 0 metres using a 4 outlet meterbox with 3 meterwheels fitted From page 56 we can determine the required handle rotations 38 5 turns and page 42 the approximate variator setting 3 5 for 3 meterwheels After setting the variator adjustment lever to 3 5 and rotating...

Page 42: ...g from 1 0 to 0 95 to obtain 4 5 kg ha and retest NOTE It is not recommended to run below 0 75 setting on the variator adjustment assembly Fit metershaft reduction plates to the metershaft assembly to reduce the metering capacity if required refer page 110 The monitor alarm may also need to be lowered when planting low rate crops Refer to the Operating Section page 32 for instructions on how to lo...

Page 43: ... 50 metres Implement sowing width in this case is 13 75 metres Therefore the wheel circumference is 21 5 metres 5 rotations 4 3 metres wheel circ 500 x sprocket ratio sowing width x wheel circ handle turns 500 x 3 457 ratio 13 75 metres x 4 3 metres 29 2 turns EXAMPLE 2 Sowing width of 8 metres with an 1830 Air Seeder After 7 turns of the rear wheel of the seeder a distance of 27 048 metres was co...

Page 44: ...2120 seeder 8 310 2150 seeder 8 809 Example 1 Using example 1 on page 39 to determine the wheel circumference for a 1850 seeder half full of product the field figure was 4 3metres Therefore the revised monitor wheel factor would be 4 3 6 648 0 647m Based on this calculation you would replace the factory setting of 0 675 with you field determined figure Refer to page 33 for information regarding ch...

Page 45: ... across and up the chart we can see that the recommended setting is 2 4 This figure is a guide only and will need to be checked by the normal calibrating procedure VARIATOR SETTING GUIDE INDICATIVE ONLY MATERIAL WHEAT MATERIAL BULK DENSITY 850 kg cubic metre SPROCKET RATIO STANDARD SR Meterbox 3 Meterwheels fitted 100 4 1 5 4 6 8 8 2 9 5 APPLICATION 80 3 3 4 3 5 4 6 5 7 6 8 7 9 8 RATE kg ha 60 2 4...

Page 46: ...ANTING WIDTH metres SR Meterbox 4 Meterwheels fitted 100 3 1 4 2 5 2 6 2 7 3 8 3 9 4 APPLICATION 80 2 5 3 3 4 2 5 0 5 8 6 7 7 5 8 3 9 2 RATE kg ha 60 1 9 2 5 3 1 3 7 4 4 5 0 5 6 6 2 6 9 PER BIN 40 1 2 1 7 2 1 2 5 2 9 3 3 3 7 4 2 4 6 20 0 8 1 0 1 2 1 5 1 7 1 9 2 1 2 3 10 0 7 0 8 0 9 1 0 1 1 6 8 10 12 14 16 18 20 22 PLANTING WIDTH metres SR Meterbox 6 Meterwheels fitted 100 2 0 2 7 3 4 4 1 4 8 5 4 6...

Page 47: ... 4 Meterwheels fitted 160 3 7 4 9 6 1 7 3 8 5 9 8 120 2 7 3 7 4 6 5 5 6 4 7 3 8 2 9 2 100 2 3 3 1 3 8 4 6 5 3 6 1 6 9 7 6 8 4 APPLICATION 80 1 8 2 4 3 1 3 7 4 3 4 9 5 5 6 1 6 7 RATE kg ha 60 1 4 1 8 2 3 2 7 3 2 3 7 4 1 4 6 5 0 PER BIN 40 0 9 1 2 1 5 1 8 2 1 2 4 2 7 3 1 3 4 20 0 8 0 9 1 1 1 2 1 4 1 5 1 7 6 8 10 12 14 16 18 20 22 PLANTING WIDTH metres SR Meterbox 6 Meterwheels fitted 160 2 4 3 2 4 0...

Page 48: ... 2 5 0 5 7 6 4 7 1 7 8 120 1 6 2 1 2 7 3 2 3 7 4 2 4 8 5 3 5 8 100 1 3 1 8 2 2 2 7 3 1 3 5 4 0 4 4 4 9 APPLICATION 80 1 1 1 4 1 8 2 1 2 5 2 8 3 2 3 5 3 9 RATE kg ha 60 0 8 1 1 1 3 1 6 1 9 2 1 2 4 2 7 2 9 PER BIN 40 0 7 0 9 1 1 1 2 1 4 1 6 1 8 1 9 20 0 7 0 8 0 9 1 0 6 8 10 12 14 16 18 20 22 PLANTING WIDTH metres SR Meterbox 4 Meterwheels fitted NOT RECOMMENDED SR Meterbox 6 Meterwheels fitted NOT R...

Page 49: ...eels fitted 160 5 4 7 3 9 1 120 4 1 5 4 6 8 8 2 9 5 100 3 4 4 5 5 7 6 8 7 9 9 1 APPLICATION 80 2 7 3 6 4 5 5 4 6 4 7 3 8 2 9 1 RATE kg ha 60 2 0 2 7 3 4 4 1 4 8 5 4 6 1 6 8 7 5 PER BIN 40 1 4 1 8 2 3 2 7 3 2 3 6 4 1 4 5 5 0 20 0 9 1 1 1 4 1 6 1 8 2 0 2 3 2 5 6 8 10 12 14 16 18 20 22 PLANTING WIDTH metres SR Meterbox 6 Meterwheels fitted 160 3 6 4 7 5 9 7 1 8 3 9 5 120 2 7 3 6 4 4 5 3 6 2 7 1 8 0 8...

Page 50: ... 4 9 5 120 2 4 3 2 3 9 4 7 5 5 6 3 7 1 7 9 8 7 100 2 0 2 6 3 3 3 9 4 6 5 3 5 9 6 6 7 2 APPLICATION 80 1 6 2 1 2 6 3 2 3 7 4 2 4 7 5 3 5 8 RATE kg ha 60 1 2 1 6 2 0 2 4 2 8 3 2 3 6 3 9 4 3 PER BIN 40 0 8 1 1 1 3 1 6 1 8 2 1 2 4 2 6 2 9 20 0 8 0 9 1 1 1 2 1 3 1 4 6 8 10 12 14 16 18 20 22 PLANTING WIDTH metres SR Meterbox 4 meterwheels fitted NOT RECOMMENDED SR Meterbox 6 Meterwheels fitted NOT RECOM...

Page 51: ...TING WIDTH metres SR Meterbox 4 Meterwheels fitted 120 5 9 7 9 9 8 100 4 9 6 6 8 2 9 8 APPLICATION 80 3 9 5 2 6 6 7 9 9 2 RATE kg ha 60 2 9 3 9 4 9 5 9 6 9 7 9 8 8 9 8 PER BIN 40 2 0 2 6 3 3 3 9 4 6 5 2 5 9 6 6 7 2 20 1 0 1 3 1 6 2 0 2 3 2 6 2 9 3 3 3 6 10 0 8 1 0 1 1 1 3 1 5 1 6 1 8 6 8 10 12 14 16 18 20 22 PLANTING WIDTH metres SR Meterbox 6 Meterwheels fitted 120 3 8 5 1 6 4 7 7 9 0 100 3 2 4 3...

Page 52: ...heels fitted 160 5 7 7 6 9 4 120 4 2 5 7 7 1 8 5 100 3 5 4 7 5 9 7 1 8 3 9 4 APPLICATION 80 2 8 3 8 4 7 5 7 6 6 7 6 8 5 9 4 RATE kg ha 60 2 1 2 8 3 5 4 2 5 0 5 7 6 4 7 1 7 8 PER BIN 40 1 4 1 9 2 4 2 8 3 3 3 8 4 2 4 7 5 2 20 0 7 0 9 1 2 1 4 1 7 1 9 2 1 2 4 2 6 6 8 10 12 14 16 18 20 22 PLANTING WIDTH metres SR Meterbox 6 Meterwheels fitted 160 3 7 4 9 6 2 7 4 8 6 9 9 120 2 8 3 7 4 6 5 5 6 5 7 4 8 3 ...

Page 53: ...6 120 3 7 4 9 6 2 7 4 8 6 9 9 APPLICATION 100 3 1 4 1 5 1 6 2 7 2 8 2 9 3 RATE kg ha 80 2 5 3 3 4 1 4 9 5 8 6 6 7 4 8 2 9 1 PER BIN 60 1 9 2 5 3 1 3 7 4 3 4 9 5 6 6 2 6 8 50 1 5 2 1 2 6 3 1 3 6 4 1 4 6 5 1 5 7 40 1 2 1 6 2 1 2 5 2 9 3 3 3 7 4 1 4 5 6 8 10 12 14 16 18 20 22 PLANTING WIDTH metres SR Meterbox 6 Meterwheels fitted 180 3 6 4 8 6 0 7 3 8 5 9 7 140 2 8 3 8 4 7 5 6 6 6 7 5 8 5 9 4 120 2 4...

Page 54: ... 140 2 5 3 3 4 2 5 0 5 8 6 7 7 5 8 4 9 2 120 2 1 2 9 3 6 4 3 5 0 5 7 6 4 7 2 7 9 APPLICATION 100 1 8 2 4 3 0 3 6 4 2 4 8 5 4 6 0 6 6 RATE kg ha 80 1 4 1 9 2 4 2 9 3 3 3 8 4 3 4 8 5 3 PER BIN 60 1 1 1 4 1 8 2 1 2 5 2 9 3 2 3 6 3 9 40 0 7 1 0 1 2 1 4 1 7 1 9 2 1 2 4 2 6 6 8 10 12 14 16 18 20 22 PLANTING WIDTH metres SR Meterbox 4 Meterwheels fitted NOT RECOMMENDED SR Meterbox 6 Meterwheels fitted NO...

Page 55: ...etres SR Meterbox 4 Meterwheels Large Seeds fitted 180 3 9 5 2 6 5 7 8 9 1 140 3 0 4 1 5 1 6 1 7 1 8 1 9 1 120 2 6 3 5 4 3 5 2 6 1 6 9 7 8 8 7 9 5 APPLICATION 100 2 2 2 9 3 6 4 3 5 1 5 8 6 5 7 2 8 0 RATE kg ha 80 1 7 2 3 2 9 3 5 4 1 4 6 5 2 5 8 6 4 PER BIN 60 1 3 1 7 2 2 2 6 3 0 3 5 3 9 4 3 4 8 40 0 9 1 2 1 4 1 7 2 0 2 3 2 6 2 9 3 2 6 8 10 12 14 16 18 20 22 PLANTING WIDTH metres SR Meterbox 6 Mete...

Page 56: ...0 3 4 3 8 4 1 6 8 10 12 14 16 18 20 22 PLANTING WIDTH metres SR Meterbox 4 Meterwheels fitted 180 3 9 5 2 6 5 7 8 9 1 10 4 140 3 0 4 0 5 1 6 1 7 1 8 1 9 1 120 2 6 3 5 4 3 5 2 6 1 6 9 7 8 8 7 9 5 100 2 2 2 9 3 6 4 3 5 1 5 8 6 5 7 2 7 9 80 1 7 2 3 2 9 3 5 4 0 4 6 5 2 5 8 6 4 60 1 3 1 7 2 2 2 6 3 0 3 5 3 9 4 3 4 8 40 0 9 1 2 1 4 1 7 2 0 2 3 2 6 2 9 3 2 6 8 10 12 14 16 18 20 22 SR Meterbox 6 Meterwhee...

Page 57: ...2 1 4 1 7 1 9 2 1 2 3 6 8 10 12 14 16 18 20 22 PLANTING WIDTH metres SR Meterbox 4 Meterwheels fitted 6 5 1 0 1 4 1 7 2 1 2 4 2 7 3 1 3 4 3 8 5 5 0 9 1 2 1 5 1 7 2 0 2 3 2 6 2 9 3 2 APPLICATION 5 0 8 1 1 1 3 1 6 1 8 2 1 2 4 2 6 2 9 RATE kg ha 4 5 0 7 0 9 1 2 1 4 1 7 1 9 2 1 2 4 2 6 PER BIN 4 0 8 1 1 1 3 1 5 1 7 1 9 2 1 2 3 3 5 0 7 0 9 1 1 1 3 1 5 1 7 1 8 2 0 3 0 8 0 9 1 1 1 3 1 4 1 6 1 7 6 8 10 12...

Page 58: ...1 8 2 1 2 3 6 8 10 12 14 16 18 20 22 PLANTING WIDTH metres SR Meterbox 4 Meterwheels fitted 12 1 9 2 5 3 1 3 8 4 4 5 0 5 7 6 3 6 9 8 1 3 1 7 2 1 2 5 2 9 3 4 3 8 4 2 4 6 APPLICATION 7 1 1 1 5 1 8 2 2 2 6 2 9 3 3 3 7 4 0 RATE kg ha 6 0 9 1 3 1 6 1 9 2 2 2 5 2 8 3 1 3 5 PER BIN 5 0 8 1 0 1 3 1 6 1 8 2 1 2 4 2 6 2 9 4 0 8 1 0 1 3 1 5 1 7 1 9 2 1 2 3 3 0 8 0 9 1 1 1 3 1 4 1 6 1 7 6 8 10 12 14 16 18 20 ...

Page 59: ...wheels fitted 12 3 1 4 1 5 1 6 1 7 2 8 2 9 2 10 2 6 3 4 4 3 5 1 6 0 6 8 7 7 8 5 9 4 8 2 0 2 7 3 4 4 1 4 8 5 5 6 1 6 8 7 5 APPLICATION 7 1 8 2 4 3 0 3 6 4 2 4 8 5 4 6 0 6 6 RATE kg ha 6 1 5 2 0 2 6 3 1 3 6 4 1 4 6 5 1 5 6 PER BIN 5 1 3 1 7 2 1 2 6 3 0 3 4 3 8 4 3 4 7 4 1 0 1 4 1 7 2 0 2 4 2 7 3 1 3 4 3 8 3 0 8 1 0 1 3 1 5 1 8 2 0 2 3 2 6 2 8 6 8 10 12 14 16 18 20 22 PLANTING WIDTH metres SR Meterbo...

Page 60: ...5 10 3 37 6 10 5 36 7 10 8 35 8 11 0 35 0 11 3 34 2 11 5 33 5 11 8 32 8 12 0 32 1 12 3 31 4 12 5 30 8 12 8 30 2 13 0 29 6 13 3 29 0 PLANTING WIDTH m 1 20th Hectare 13 5 28 5 13 8 28 0 14 0 27 5 14 3 27 0 14 5 26 5 14 8 26 1 15 0 25 7 15 3 25 2 15 5 24 8 15 8 24 4 16 0 24 1 16 3 23 7 16 5 23 3 16 8 23 0 17 0 22 7 17 3 22 3 17 5 22 0 17 8 21 7 18 0 21 4 18 3 21 1 18 5 20 8 18 8 20 5 19 0 20 3 19 3 2...

Page 61: ...3 0 4 2 5 4 6 6 7 8 9 0 10 11 13 14 15 8 2 4 4 0 5 6 7 2 8 8 10 12 14 15 17 18 20 10 3 0 5 0 7 0 9 0 11 13 15 17 19 21 23 25 12 3 6 6 0 8 4 11 13 16 18 20 23 25 28 30 14 4 2 7 0 9 8 13 15 18 21 24 27 29 32 35 16 4 8 8 0 11 14 18 21 24 27 30 34 37 40 Width m x Speed km h x 0 1000 Metric to Imperial Conversion Scales Speed km h 6 7 8 9 10 11 12 14 MPH 3 7 4 3 5 5 6 6 2 6 8 7 5 8 75 Width m 7 8 9 10 ...

Page 62: ... 36 0 40 4 38 0 42 6 40 0 44 8 42 0 47 1 44 0 49 3 46 0 51 6 48 0 53 8 50 0 56 1 52 0 58 3 54 0 60 5 56 0 62 8 lb acre kg ha 58 0 65 0 60 0 67 3 62 0 69 5 64 0 71 7 66 0 74 0 68 0 76 2 70 0 78 5 72 0 80 7 74 0 73 0 76 0 85 2 78 0 87 4 80 0 89 7 82 0 91 9 84 0 94 2 86 0 96 4 88 0 98 6 90 0 100 9 95 0 106 5 100 0 112 1 105 0 117 7 110 0 123 3 115 0 128 9 120 0 134 5 125 0 140 1 130 0 145 7 135 0 151...

Page 63: ...Ground Drive Calibration Page 59 05 06 OTHER DETAILS APPLICATION RATE VARIATOR SETTING METERWHEEL REDUCTION PLATE SPROCKET RATIO BULK DENSITY MATERIAL DATE PLANTING DETAIL REFERENCE CHART ...

Page 64: ...Ground Drive Calibration Page 60 05 06 OTHER DETAILS APPLICATION RATE VARIATOR SETTING METERWHEEL REDUCTION PLATE SPROCKET RATIO BULK DENSITY MATERIAL DATE ...

Page 65: ...ed setting This method of adjustment will ensure that there is no slack in the cable Fig MD2 Variator Adjustment 2 bin All of the main bins metering system can be set from the one station at different rates fig MD2 Variator Maintenance The variator is virtually maintenance free and will require only a brief inspection to check that the oil seals on both the input and output shafts are in good cond...

Page 66: ... when set at maximum should rotate 1 turn for every 4 turns of the input shaft You will need to mark the shaft or sprocket and have someone watch the input shaft side while the person turning the calibration handle watches the output side Drive System The variators are driven by the ground wheel through a series of sprockets and an electro magnetic clutch The clutch is operated from the cab of the...

Page 67: ...ator shaft and the meterwheel shaft 2 Using an allen key loosen the grub screws that retain the nylon sprockets Two screws per sprocket 3 Remove both sprockets and swap their location This will effectively more than double the speed of the metershaft i e the big sprocket now driving the little sprocket Fig MD4 4 Tighten the grub screws when the sprockets have been correctly located Check that the ...

Page 68: ...e operator how to calibrate the seeder when in the field Farmscan have also supplied an operator s manual with the monitor This manual covers relevant information for the control system and its operation It will not however give detailed information regarding the calibration and setup procedure for the various products to be sown using your Gason seeder Fig V2 Key names for the monitor Monitor Ins...

Page 69: ... CAL After calibration a READY prompt should be displayed on the main screen under each material to be sown NO CAL will be displayed if the bin has not been calibrated The status OFF will be displayed if that particular bin has been switched off To correct the NO CAL display you will have to calibrate that particular product To change the operating status from OFF to READY simply press and hold th...

Page 70: ...its UNIT ON HOLD status PRIME Function The PRIME function allows the operator to start the metering system while the seeder is stationary This can be a useful tool if in the middle of a run or to ensure correct product flow It is possible to alter the prime functions run time by changing the preset value in the OPTIONS menu screen The prime function can be used similar to the RUN HOLD key The oper...

Page 71: ... section in this manual for further explanation p93 SAFETY VRT The VRT seeder uses hydraulic motors to turn the metering system The hydraulic motors which are mounted on the left hand side of each meterbox takes hydraulic flow from the tractor to rotate The motors can be operated from the tractor or the seeder Hydraulic flow is supplied to the metering system whenever the tractor s hydraulics have...

Page 72: ...o a monitor and pod system that have no stored values for your specific air seeder Setup Procedure 1 Go to the SETUP screen via the MENU screen by highlighting the appropriate prompt and pushing the CAL key 2 Enable bin 1 by pressing the soft key to the left of the screen for 3 seconds Scroll through the various control systems by using the up and down navigator keys selecting the HYD PROP XPRO op...

Page 73: ...creen Refer ALARMS Settings section beginning this page 10 Set the specific machine settings in the MACHINE screen Refer MACHINE Settings on page 70 The monitor is now ready for operation The next step is to calibrate the seeder with the product to be sown Refer to the Calibration Procedure section starting on page 74 Note For further information on the monitor refer to the Farmscan Operator s man...

Page 74: ...value when actually seeding if a difference between the tractor s ground speed and the seeder s displayed speed exists Wheel factor can be affected by the tyres circumference Variations in ground hardness tyre pressure or product load in the bin may change the wheel s rolling circumference When checking the Wheel Factor ensure that the drive wheel left rear wheel fitted with sensor and target is i...

Page 75: ...ob can be used to control the flow of hydraulic oil to each motor Simply undo the rear locking knob and rotate the front thumb knob as you would a tap anti clockwise to open the valve You will need to have engaged the flow of oil from the tractor to the seeder Manual Override Calibration Procedure Step 1 Place the product to be calibrated in the appropriate bin making any changes to the metering s...

Page 76: ... the fan s flow control valve The seeder should now be ready for operation When you engage the hydraulics for the seeder at the tractor you will not only start the fan but rotate the metering system It may be necessary to increase the fan speed slightly to ensure the distribution system is kept clear at all times Operational Limitations The manual override system has limited accuracy It requires t...

Page 77: ...3 5 41 38 36 33 31 30 28 27 25 24 23 22 14 40 37 34 32 30 29 27 26 24 23 22 21 14 5 38 35 33 31 29 28 26 25 24 23 22 21 15 37 34 32 30 28 27 25 24 23 22 21 20 15 5 36 33 31 29 27 26 24 23 22 21 20 19 16 35 32 30 28 26 25 24 23 21 20 20 19 16 5 34 31 29 27 26 24 23 22 21 20 19 18 17 33 30 28 26 25 24 22 21 20 19 18 18 17 5 32 29 27 26 24 23 22 21 20 19 18 17 18 31 29 27 25 24 22 21 20 19 18 17 17 1...

Page 78: ... br ra at ti io on n P Pr ro oc ce ed du ur re e 1 Change meterbox settings to suit product and application rate being sown Some changes may need to be made to the meterbox before material is placed in the bin Refer to the sprocket ratio selection guide pages 78 88 for further information As a guide Low application rates below 15 kg ha you may need to fit metershaft sleeves use low ratio sprocket ...

Page 79: ...etter c When complete push the soft key under the READY prompt before leaving the cab Test pulses will now be displayed as zero and will record feedback from the seeder Fig VC4 Product Calibration Screen 8 To begin calibration procedure at the seeder a Engage tractor s hydraulic circuit to run the air seeder The fan should not run because the flow control valve at the fan is turned off b Remove th...

Page 80: ...ne menu screen to the RATES screen Select the next bin to be calibrated by highlighting the BIN prompt at the top left hand side of the screen and using the up or down navigator keys to select the appropriate bin 13 Repeat the product selection rate setting and calibration procedure as listed in steps 6 to 12 If a product has been previously calibrated in the same bin but for a different trip a pu...

Page 81: ...ive metering system is capable of metering products at very low rates eg 3kg ha of canola through to extremely high rates 200kg ha and greater of fertiliser The hydraulic motors that rotate the metershafts have a limited speed range To increase their range of operation a simple quick change sprocket ratio system has been fitted to the right hand side of the VRT equipped meterbox To change the spro...

Page 82: ... go to the high sprocket ratio SPROCKET RATIO SELECTION GUIDE INDICITIVE ONLY MATERIAL OATS MATERIAL BULK DENSITY 590 kg cubic meter METERBOX SETTINGS REMOVE METERSHAFT COVER PLATE 80 HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 60 HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 40 LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 20 LOW LOW LOW LOW LOW LOW LOW LOW HIGH LOW HI...

Page 83: ...HIGH HIGH HIGH HIGH HIGH HIGH 60 LOW LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 40 LOW LOW LOW LOW LOW HIGH LOW HIGH HIGH HIGH HIGH HIGH 20 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 8 10 12 8 10 12 8 10 12 8 10 12 SR Meterbox 6 Meterwheels fitted 100 LOW LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 80 LOW LOW LOW LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 60 LOW LOW LOW ...

Page 84: ...IGH HIGH HIGH HIGH HIGH 80 LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 60 LOW LOW LOW LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 40 LOW LOW LOW LOW LOW LOW LOW LOW HIGH LOW HIGH HIGH 8 10 12 8 10 12 8 10 12 8 10 12 SR Meterbox 6 Meterwheels fitted 120 LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 100 LOW LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 80 LOW LOW ...

Page 85: ...GH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 60 LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 40 LOW LOW LOW LOW LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH 8 10 12 8 10 12 8 10 12 8 10 12 SR Meterbox 6 Meterwheels fitted 120 HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 100 LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 80 LOW LOW HIGH HIGH HIGH HIGH HIGH...

Page 86: ...OW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 40 LOW LOW LOW LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 20 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW HIGH 10 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 8 10 12 8 10 12 8 10 12 8 10 12 SR Meterbox 6 Meterwheels fitted 80 LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 60 LOW LOW LOW LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH...

Page 87: ...IGH HIGH HIGH HIGH HIGH HIGH HIGH 40 LOW LOW LOW LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 20 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 10 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 8 10 12 8 10 12 8 10 12 8 10 12 SR Meterbox 6 Meterwheels fitted 80 LOW LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 60 LOW LOW LOW LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 40 LOW LOW LOW LOW L...

Page 88: ...GH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 60 LOW LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 40 LOW LOW LOW LOW LOW HIGH LOW HIGH HIGH HIGH HIGH HIGH 8 10 12 8 10 12 8 10 12 8 10 12 SR Meterbox 6 Meterwheels fitted 160 HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 120 LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 80 LOW LOW LOW LOW HIGH HIGH HIGH HIGH HIG...

Page 89: ...120 LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 80 LOW LOW LOW LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 60 LOW LOW LOW LOW LOW LOW LOW HIGH HIGH HIGH HIGH HIGH 40 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW HIGH 8 10 12 8 10 12 8 10 12 8 10 12 SR Meterbox 6 Meterwheels fitted 160 LOW HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH HIGH 120 LOW LOW LOW LOW HIGH HIGH HIGH HIGH HI...

Page 90: ...LOW LOW LOW LOW LOW 5 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 4 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 3 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 2 5 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 8 10 12 8 10 12 8 10 12 8 10 12 SR Meterbox 6 Meterwheels fitted 6 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 5 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 4 LOW LOW LOW LOW...

Page 91: ...GH LOW HIGH HIGH 8 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 6 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 4 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 3 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 8 10 12 8 10 12 8 10 12 8 10 12 SR Meterbox 6 Meterwheels fitted 12 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 8 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 6 LOW LOW LOW LOW...

Page 92: ...H HIGH HIGH HIGH 8 LOW LOW LOW LOW LOW LOW LOW HIGH HIGH HIGH HIGH HIGH 6 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW HIGH HIGH 4 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 3 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW 8 10 12 8 10 12 8 10 12 8 10 12 SR Meterbox 6 Meterwheels fitted 12 LOW LOW LOW LOW LOW LOW LOW HIGH HIGH HIGH HIGH HIGH 8 LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW LOW HIGH 6 LO...

Page 93: ...MMENTS Tray over flowed at 250 pulses PULSE kg Calib constant CFR 47 98 SAMPLE WEIGHT kg 4 21 TEST PULSES F Scan 200 CAL SPEED F Scan 4 STEP SETTING kg ha 10 APPLICATION RATE kg ha 75 REDUCTION PLATES FITTED NO SPROCKET RATIO H No OF M WHEELS 6 BULK DENSITY kg litre 0 975 MATERIAL MAP DATE 12 5 02 Example ...

Page 94: ... REFERENCE CHART FOR VRT METERING SYSTEM COMMENTS PULSE kg Calib constant CFR SAMPLE WEIGHT kg TEST PULSES F Scan CAL SPEED F Scan STEP SETTING kg ha APPLICATION RATE kg ha REDUCTION PLATES FITTED SPROCKET RATIO No OF M WHEELS BULK DENSITY kg litre MATERIAL DATE ...

Page 95: ...power take off terminal at the tractor s battery Remove and clean if necessary Check that the electrical connector at the rear of the monitor is secure Do not over tighten Inspect VRT loom routing on the tractor and implement Replace broken cable ties Add protection or move cable routing if necessary Proximity sensors Check proximity sensors on the metering drive hydraulic motors for clearance and...

Page 96: ...w ratio setup should display 105 1 value Fig VM3 Drive ratio screen while seeding The centre column displays the actual feedback figure from the seeder The right hand column displays the alarm setting During normal operation you would expect to see a slight variation between pulses when in the low sprocket ratio setting eg 104 1 to 105 1 If a large variation occurs an alarm will be activated while...

Page 97: ...emove the 2 large plugs from the base of the pod that go to the sensors and hyd control valves retry monitor If there is power and still no response phone your service agent 3 Metering system will not run during the Calibration process Check tractor s hydraulics are engaged Try to calibrate another bin to check that the seeder s pod is responding Check blade fuse in monitor s power loom near the b...

Page 98: ...ot calibrated Some earlier model VRT seeders pre 2001 are fitted with a blade fuse to protect each electric over hydraulic controller Check and replace if necessary with similar sized blade fuse 3 amp Fuses are located along loom on the left hand side of the seeder close to the hydraulic manifolds Refer to your service agent for further instructions 9 A particular bin will not stop or rotates slow...

Page 99: ... correct direction Check that the VRT motor and metershaft assembly is rotating in the correct direction refer meterbox section in manual If all application rates are unstable check ground speed on screen If speed varies check proximity sensor operation and spacing on wheel target Refer to the VRT Maintenance section on page 91 Also check that the target mounted wheel bearings are adjusted correct...

Page 100: ... labels and the MSDS Material Safety Data Sheet supplied with the products being applied and understand all requirements for safe use The appropriate PPE Personal Protective Equipment needs to be worn by the operator Ensure all PPE is kept in good condition A clean pair of gloves and suitable eye protection needs to be carried at all times for emergency use The flush tank needs to be filled with g...

Page 101: ...ixing a small sample of each chemical including water in the same proportion and order as the mix to be applied The bucket jar is then left to stand for several hours and observed to determine compatibility If products separate or crystals are formed then it may be necessary to review mixture Tank mixing additives When additional chemicals are added directly to the seeder s tanks always add an equ...

Page 102: ... will appear b Press RESET key twice to clear trip records or select new trip 2 Go to RATES page Press CAL to enter Calibration Menu a Select BIN 1 liquid tank to be calibrated b Press SELECT PROD to chose product for that bin e g UAN c Input application RATE e g 50 L HA d Input increment steps STEPS e g 5 L HA Press CALIB PROD to go to the Product Calibration page Fig L5 3 When in the Product Cal...

Page 103: ...o start calibration test Allow system to stop by itself then press the red button to lock the pulses at its current figure Be aware if the red button is not pushed excess pulses may be returning to the monitor decreasing accuracy of the calibration 5 Place measuring container on level surface and take volume measurement for the sample taken from 1 outlet Take care small errors in reading measureme...

Page 104: ...nd OPERATE 3 3 V Va al lv ve es s n no ot t o op pe er ra at ti in ng g c co or rr re ec ct tl ly y To check default valve position enter the calibration screen When the calibration screen is entered the bypass valve will always return to the open to tank position and the shutoff valve closed to bar position See diagram 4 4 H Hi ig gh h S Sy ys st te em m P Pr re es ss su ur re e w wh he en n o on...

Page 105: ...r ra at te e Change the restriction in the distribution system Increase or decrease the size of the flow restrictor orifice plates to upper and lower rate limits Change the pump speed Changing pump speed will move the upper and lower rate limits Fig L9 2 21 15 50 0F FT T L LQ Q S SE ER RI IE ES S S SH HO OW WN N ...

Page 106: ...SR Meterbox Assembly Page 102 05 09 Fig M1 SR Meterbox Assemby ...

Page 107: ...sed to hold the hatch assembly in place at the bottom of the meterbox The hatch frame can be opened when product is in the bin by rotating the hatch frame handle downwards and towards the rear of the seeder The securing hooks can then be lifted from the catch pins allowing the hatch to rotate forwards The hatch frame can be rotated forward and upwards to lock into a near horizontal position to giv...

Page 108: ...plates High Rates Sprocket Ratio It may be necessary to alter the sprocket ratio on a particular meterbox to allow the various application rates to be sown Refer to page 63 for information on ground driven seeders and page 77 for VRT equipped air seeders DO NOT use a High Rates sprocket ratio on ground driven air seeders if it is not recommended in the Variator Setting guide refer pages 41 55 Fig ...

Page 109: ...ctual suitability of the standard metershaft assembly it is suggested that a small quantity of seed be placed in the bin and that the metershaft be turned over by hand If excessive seed damage cracking of seed occurs or if the metershaft does not turn smoothly it will be necessary to use a Large Seeds Broad Beans metershaft assembly Fig M8 Large seeds metershaft assembly Contact your Gason dealer ...

Page 110: ... sent to the specific areas on the implement refer Fig M12 Refer to page 108 for details on removing meterwheels and fitting cover plates Partial Diversion It is also possible to mix some product fertilizer with the seed or another fertilizer while metering The diverter blades can be partially moved and held in position by using the detent on the plate under the diverter handle The detent plate ha...

Page 111: ...SR Meterbox Assembly Page 107 05 09 Fig M11 A 2 Bin Model shown with diverter blades in deep banding position Use as a guide only Fig M12 A 3 Bin Seeder set up for triple shooting Use as a guide only ...

Page 112: ...the metershaft assembly Fig M14 Removing the metershaft assembly Assembly is a reversal of this procedure Note When refitting the metershaft assembly check that The metershaft nose bearing has been greased refer page 113 The drive pin has engaged correctly The diverter blades are still in the same position as required Fig M15 Ensure Drive pins metershaft pin miss each other when engaging Removing ...

Page 113: ...ore rebuilding the metershaft assembly check that the bearings turn freely The bearing in the nose assembly will be firm to turn but should rotate and feel smooth in its operation If excessive force is required or a bearing feels rough when rotating replace bearing before re assembly Clean hexagonal metershaft of product build up to allow the meterwheels free movement along the shaft Check that th...

Page 114: ... M6 screw and washers Fitting Meterwheel Reduction Cover Plates 1 Remove metershaft assembly from meterbox as previously described 2 Remove the M6 screw on the top face of the metershaft assembly housing directly above the meterwheel 3 Slide the meterwheel reduction cover plate painted yellow into the open port from the top and refit M6 screw and washers Fig M23 Meterwheel reduction cover plate NO...

Page 115: ... or as a 2 outlet system to perform wide row planting common for summer crops It may be necessary to fit plugs to the unused conveying tubes to ensure airflow has been controlled and restricted Plugs are fitted from the inside of the meterbox The plugs should be fitted to all meterboxes and the primary hose coupling assembly refer figure M9 on page 95 Airflow turbulence will occur inside the meter...

Page 116: ... seeding operation After a known area has been seeded eg 10 hectares stop and check that the bin has the correct reduced quantity left The plate MUST BE REPLACED after seeding oats to prevent damage from occurring to the metering system To remove the meterwheel cover plate you will need to have the bin empty and the metershaft assembly removed from the meterbox as previously described Remove the 3...

Page 117: ...ly 1 Remove the drive pin from the end of the metershaft by undoing the grubscrew and pushing the pin out through the slot in the plastic housing Fig M29 Undoing the grubscrew from the metershaft assembly 2 Remove the 3 button head screws that retain the nose assembly to the metershaft housing and remove the nose assembly from the shaft 3 Hold the assembly in one hand and rotate the bearing 4 If t...

Page 118: ...flow required to operate the air seeder will vary depending on the specific model and options Refer to table H2 to determine the flow requirement for the particular model air seeder The tractor will need to obtain this flow at 160 bar 2350 psi to achieve the indicated fan speed when conveying product Ground Drive VRT Hyd Drive FAN RPM 4000 4500 4000 4500 L MIN 48 54 68 75 GPM US 12 7 14 3 18 19 8 ...

Page 119: ...l authorized dealer for further instructions It is important that all return hoses fitted to the tractors hydraulic tank are placed below the reservoir oil level Case Drain It is important to fit the case drain directly to the tank or through a dedicated case drain line that may already exist on the tractor Case drain pressure MUST NOT EXCEED specifications refer page 13 Seal damage will occur if ...

Page 120: ... Allow enough length for the hose to move if required For further details refer to the drawing supplied with the implement hydraulic kit This drawing gives detailed information on the fitting of the specific hose kit to your implement Connecting the Seeder Hydraulics to the Implement on Rear Tow Seeders When connecting the air seeder to the rear of the implement you will find that the pressure lin...

Page 121: ...ogged element and potentially contaminating the circuit The disposable microglass element should be replaced every two to three years under normal operating conditions Fig H8 Hydraulic Oil Filter If a badly clogged filter element is not replaced the by pass valve could operate constantly This would mean that all or part of the oil flow is no longer being filtered The filter manufacturer recommends...

Page 122: ...ust be conveyed pneumatically through the system Planting width Ground speed Total application rate Total Application Rate Conventional Seeding Total application rate relates to the maximum amount of seed and fertilizer that you wish to convey through the system If you are seeding using conventional practices the total application rate would be the fertilizer rate plus the seed rate refer example ...

Page 123: ...hoses we can see that the maximum amount of material the system can handle at 11km h and 14 metres width is approximately 280kg ha Therefore there should be no problems in conveying the total application rate of 175kg ha A moderate fan speed would appear to be all that was needed to suit the medium application rate of 175kg ha Choose a fan speed of 4100rpm refer page 120 Example 4 A deep banding s...

Page 124: ... vary from the blower speed set when no material is being conveyed It is important to remember when setting the blower speed to check the speed again when actually seeding This can be done through the seeder s monitor in the cab of the tractor At low application rates the difference between a stationary fan speed setting and when actually seeding will vary little if at all However on some tractors...

Page 125: ... peas at 140 kg ha and fertiliser at 120 kg ha the appropriate blower speed will be different The new total application rate will be 140 120 260 kg ha This would be a high application rate when comparing it with the known maximum allowable of 270 kg ha and would require a high blower speed to convey the material i e 4500 rpm NOTE While every effort has been made to determine accurate maximum conve...

Page 126: ... metres Blowercap2rev 6 km h 10 km h 8 km h 14 km h 12 km h Maximum Application Rate 2 Primary Hoses Table B5 Worked example Maximum sowing rate for a 2 outlet system on a 12 metre wide planting width at 10 km h ground speed From graph maximum total application rate 180 kg h NOTE The above graph should be used as a guide only Other factors will affect the conveying performance of the air seeder ...

Page 127: ...Width metres Blowercap3rev 6 km h 10 km h 8 km h 14 km h 12 km h Maximum Application Rate 3 Primary Hoses Table B6 Worked example Maximum sowing rate for a 3 outlet system on a 12 metre wide planting width at 10 km h ground speed From graph maximum total application rate 270 kg ha NOTE The above graph should be used as a guide only Other factors will affect the conveying performance of the air see...

Page 128: ...Width metres Blowercap4rev 6 km h 10 km h 8 km h 14 km h 12 km h Maximum Application Rate 4 Primary Hoses Table B7 Worked example Maximum sowing rate for a 4 outlet system on a 12 metre wide planting width at 10 km h ground speed From graph maximum total application rate 350 kg ha NOTE The above graph should be used as a guide only Other factors will affect the conveying performance of the air see...

Page 129: ...Width metres Blowercap6rev 6 km h 10 km h 8 km h 14 km h 12 km h Maximum Application Rate 6 Primary Hoses Table B8 Worked example Maximum sowing rate for a 6 outlet system on a 12 metre wide planting width at 10 km h ground speed From graph maximum total application rate 500 kg ha NOTE The above graph should be used as a guide only Other factors will affect the conveying performance of the air see...

Page 130: ...y or if a wheel has been fitted This need only be done for the first couple of days of operating 4 Hydraulic system Check all breakaway fittings have their safety ring engaged refer page 116 Weekly Checklist 1 Drive system Lubricate drive chains if necessary Grease all drive shaft bearings Check sprockets are tight Check clutch bolt is tight 2 Meterbox bearings Grease bearings 3 places per meterbo...

Page 131: ...rectly adjusted and that the auger barrel cannot move in transport During the Season 1 Metershaft Assembly Grease metershaft nose assembly bearing You will need to remove the metershaft assembly from the meterbox to gain access to this bearing This bearing should be greased at least once during the season as well as at the beginning and end of season Refer to the meterbox section for more informat...

Page 132: ...f contamination may have occurred due to condensation or faulty seals Refer page 61 Lubricate all chains Check chains for tension and alignment 2 General Check meterbox is free of fertilizer and seed Check meterwheels are clean Check metershafts turn freely Grease all meterbox bearings Check the nose bearing on the end of the metershaft is serviceable Check calibration system turns freely Replace ...

Page 133: ... fitted Refer page 135 Check tractor hydraulics have been set correctly Refer page 114 Check tractor hydraulics for oil flow and pressure This will require special equipment and you should consult your dealer or local hydraulics expert NOTE It may not be possible to obtain a high blower speed without material being conveyed refer page 120 for explanation 2 Fan Speed Fluctuating Refer to the Hydrau...

Page 134: ... on the seeder is connected Check that the clutch bolt is tight Remove clutch and clean dirt from the mating faces Check that the sprocket drive system is operating correctly 2 Clutch not disengaging Disassemble the clutch and clean unit Check function of clutch switch 3 Difficulty obtaining Low Rates Fit meterwheel cover plates page 110 Check that the sprocket ratio is set as per standard ratio l...

Page 135: ...h the cable The variator should not turn when adjustment is set at zero Check grub screws that retain the arm onto the variator are tight Check the variator for damage refer page 62 Change the sprocket ratio over to the high ratio setting on the particular meterbox if required refer page 63 Increase ratio only if recommended 5 Seed Dribble occurring Block off unused primary tubes at the meterboxes...

Page 136: ... distribution system for air leaks Check tractor ground speed has not increased to a point above the conveyance capacity of the system refer pages 122 to 125 2 Sowing boots blocking Conditions unsuitable for sowing Do not lower points into ground until the implement is moving 3 Uneven distribution Check the material is being metered evenly across the meterbox Use the calibration collection tray an...

Page 137: ...1 Pasture Planter bin Loading and Unloading Auger A loading and unloading auger can be fitted to most of the Air Seeder range The auger operates from the same hydraulic system as the fan using a diverter value For more information refer to the Auger Section in this manual Urea Spreading Kit A urea spreader kit is available to operators wishing to triple shoot or to maintain separate urea placement...

Page 138: ...e to prevent the pin from re engaging refer Fig AO3 Fig AO3 Pin retainer on auger arm Release the rear auger barrel clamp at the rear of the seeder to free the auger Be careful that the auger does not tip forward if the barrel is out of balance Move the auger away from the machine using the handle near the hopper to help in controlling its position You may need to rotate the auger hopper if it has...

Page 139: ...front and rear locking mechanisms to tighten the barrel DO NOT place hands or feet near hopper guard while auger is operating Severe injury may occur DO NOT operate auger without hopper guard or motor coupling guard in place DO NOT operate auger if hydraulic system is damaged in anyway Inspect hoses for damage on a regular basis and at the beginning or end of each season DO carry out daily safety ...

Page 140: ... the life of the paint 5 Grease and generally apply lubrication to all moving parts where practical Lubricate chains with a suitable chain lubricant Place grease or some form of rust inhibitor on the variator shafts 6 Plug primary distribution hoses on seeder and fit the supplied cover plates to the implement to prevent infestation of pests 7 Inflate tyres to maximum recommended pressure before st...

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Gason 1800 SR Series, Operator'S Manual

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