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Marchesan Implementos e Máquinas Agrícolas “TATU” S.A.

GNF-E / GNFM-E

Table of contents

1. To the owner

2. To the operator

04 to 08

3. Data sheet

4. Components

10 & 11

5. Assembly

12 to 23

Using the set of wrenches

Assembly of bearings and spacer spools

13 & 14

Disc gangs assembly sequence

15 & 16

Frame junction

Assembly of the disc gangs on the frame

Front and rear stabilizer bars assembly

Hydraulic cylinder assembly

Scrapers assembly / Tires assembly (GNFM/E)

Assembling the wheelset to the frame (GNFM/E)

Traction set assembly (104 and 120 disc blades)

Traction set assembly (156 disc blades)

Hose support and jack assembly

GNF/E and GNFM/E hydraulic circuit (104 and 120 disc blades)

GNF/E and GNFM/E hydraulic circuit (156 disc blades)

6. Working preparation

24 to 36

Tractor preparation / Hitching to the tractor

Hitching for transportation GNFM/E 104 and 120 disc blades

25 to 30

Hitching for transportation GNFM/E 156 disc blades

31 to 36

7. Adjustments and operations

37 to 40

Cutting depth adjustment

Ways to start the harrowing

Direction of the maneuvers

Recommendations / Operations - Important points

8. Maintenance

41 to 44

Lubrication / Lubrication points

41 & 42

Harrow maintenance / Maintenance precautions

Lifting points

9. Important data

45 to 47

Calculation of hourly income

Average income table

Torque table

10. Important

Содержание GNF-E

Страница 1: ...INSTRUCTIONS MANUAL GNF E GNFM E...

Страница 2: ...Dealer Owner Firm Farm City State No of the Certificate of Guarantee Serial No Date Invoice No Product Notes IDENTIFICATION...

Страница 3: ...e harrows have high resistance to wear and impact notched disc blades and Duromark regreasable roller bearings assuring no leaking and no contamination by abrasive materials This instructions manual c...

Страница 4: ...y 156 disc blades 21 Hose support and jack assembly 21 GNF E and GNFM E hydraulic circuit 104 and 120 disc blades 22 GNF E and GNFM E hydraulic circuit 156 disc blades 23 6 Working preparation 24 to 3...

Страница 5: ...ration precautions and maintenance of the equipment The instructions in this manual indicates how to get the best performance and allow the operator to get maximum income increasing the equipment life...

Страница 6: ...ents This symbol is a warning used to prevent accidents The instructions under this symbol refers to the safety of the operator or third parties therefore they should be carefully read and observed Be...

Страница 7: ...n or clothes Keep access and work places clean or free from oil and grease Risk of accidents Never transport the equipment on highways or paved roads during the night Avoid that the tractor wheels tou...

Страница 8: ...in moving parts Never operate the equipment without its protective devices Be careful while hitching the equipment to the tractor Wear appropriate gloves near the disc blades When setting the harrow t...

Страница 9: ...g with a hoist use the appropriate points to lift Underpin the equipment appropriately Use chock blocks and safety chains to secure the equipment to the truck or trailer during the transport After 8 t...

Страница 10: ...r To the operator ATEN O ATTENTION ATENCI N 05 03 03 1428 Leia o manual antes de iniciar o uso do equipamento Read the manual before attempting to work with the equipment Lea el manual antes de inicia...

Страница 11: ...or concave notched Bearings Length 192 5 mm Type Regreasable roller bearings Spacer spools Length 192 5 mm Type Cast Axle diameter 1 1 2 38 1 mm Hitching type Drawbar Working speed 8 to 10 Km h Tires...

Страница 12: ...09 Hose support 03 Front stabilizer bar 10 Tractor hitch 04 Rear stabilizer bar 11 Wheelsets only for GNFM E 05 Drawbar 12 Hydraulic cylinders 06 Upper and lower plates 13 Front disc gang 07 Double dr...

Страница 13: ...l transportation 03 Front stabilizer bar 12 Jack 04 Rear stabilizer bar 13 Hose support 05 Traction bar 14 Tractor hitch 06 Double drawbar 15 Wheelsets 07 Drawbar 16 Hydraulic cylinders 08 Hitch bar 1...

Страница 14: ...recommend wearing gloves especially while assembling the disc gangs Use two box end wrenches A to tighten the nuts of the disc gang being one to hold the axle nut on one side while the other tighten t...

Страница 15: ...E GNFM E Assembly Assembly of bearings and spacer spools Before starting to assemble the disc gangs check the correct position of the bearings and spacer spools 104 discs 32 bearings 56 spacer spools...

Страница 16: ...14 Marchesan Implementos e M quinas Agr colas TATU S A GNF E GNFM E Assembly 156 discs 36 bearings 94 spacer spools Spacer spool Bearing...

Страница 17: ...asher and nut only on the outer side of the gangs Use the wrenches A from page 12 to tighten the gangs as follows 1 Place one of the wrenches on the outer side of the gangs locked side supporting it o...

Страница 18: ...an Implementos e M quinas Agr colas TATU S A GNF E GNFM E Assembly C 1 H 1 D F E I H C A G B I 1 Axle torque Axle diameter Ft lbs 1 1 2 2670 1 5 8 2890 2 1 8 3300 2 1 2 3500 Consult torque table on pa...

Страница 19: ...uare washer B and pass it through the bearing and the bearing hanger hole On top place a flat washer and nuts Do not totally tighten it yet R e p e a t t h i s operation for the other bearings As an a...

Страница 20: ...stabilizer bars to their respective frames using articulation axles C flat washers castle nut and cotter pins Assembly Front and rear stabilizer bars assembly A B Hydraulic cylinders assembly Couple...

Страница 21: ...n a range from 5 to 10 mm NOTE 5 to 10 mm Note the fixing point of the scrapers with the end facing the concave side of the disc blades Assemble the scrapers A using bolts B and flat washers which are...

Страница 22: ...at washer and cotter pin A B Couple the hitch bars A to the front frames and lock using a bolt B spring washer and nut Then assemble the double drawbar C on the hitch bars and lock using a junction ax...

Страница 23: ...to the front frames and lock using bolts B spring washers and nuts Then lock the double drawbar C to the hitch bars A using axles D and cotter pins Couple the extensor E to join the drawbars Fasten th...

Страница 24: ...R TM hose 02 02 3 8 X 4200 TR TC hose 01 03 3 8 X 3600 TR TC hose 01 04 3 8 X 6000 TC TM hose 01 05 3 8 X 5500 TC TM hose 01 06 T 3 4 JIC X 1 2 NPT connection 02 07 Male quick coupler 04 08 Female qui...

Страница 25: ...GNF E GNFM E GNF E and GNFM E hydraulic circuit 156 discs Assembly 01 02 03 02 05 05 05 04 Item Description Quantity 01 3 8 X 4000 TR TM hose 02 02 3 8 X 8000 TC TM hose 04 03 3 8 X 8200 TC TM hose 0...

Страница 26: ...action and give greater stability to the tractor Check if the tractor is in full conditions before using it Hitching to the tractor Couple the hitch A to the tractor drawbar using an axle B and cotter...

Страница 27: ...M E Working preparation Hitching for transportation GNFM E 104 and 120 discs To transport the harrow separately each one on a tractor 1 Totally close the harrow locking the frames using a junction axl...

Страница 28: ...pin E as showed below 4 Fasten the support to transport the bigger and smaller drawbars on the frame 5 Separate the harrows by loosening the bolts G and remove the pins with lock H that joins both ha...

Страница 29: ...he articulation lock J 8 Using a hoist place the drawbar K over the harrow in a way that it joins with the support as shown in the figure 9 Place the support tubes L using pins and cotter pins so that...

Страница 30: ...he ground by loosening the pin M and cotter pin Lock the harrow to the tractor and pull it forward so the wheelsets can be locked using a pin M on the hole N 11 Lastly couple the hoist O to the tracto...

Страница 31: ...pages Join the harrow frames through the hitch bar I and pin P Follow instructions from 7 to 10 on previous pages Using a hoist place the drawbar K over the harrow in a way that it joins with the supp...

Страница 32: ...ctor and harrow By doing so both harrows will be transported together as shown below Working preparation O To transport both harrows it is necessary that the pins and bolts that join them are removed...

Страница 33: ...y each one on a tractor 1 Totally close the harrow locking the frames using a junction axle A and cotter pin 2 Loosen the bolts B washers and nuts and remove the semiflanges C to allow the axle D to b...

Страница 34: ...bars K must be lift and locked to the frame using a pin L and cotter pin as shown below 6 Separate the harrows by loosening the bolts M and remove the pins with lock N that join both harrows Keep them...

Страница 35: ...GNFM E 8 Place the articulation lock P 9 The drawbar Q must be transported over a truck or board When transporting them separately the bigger hitch bars I J and the extensor G must also be transported...

Страница 36: ...he hoist T to the tractor and harrow Doing so the harrows will be transported separately each one on a different tractor R S T 10 Lower the wheelsets to the soil loosening the pin R and cotter pin Loc...

Страница 37: ...entire harrow using only one tractor Follow the instructions from 1 to 7 from previous pages Join the harrow frames through the hitch bar P and pin Q Place the articulation lock R Fasten the support t...

Страница 38: ...er pins so that the drawbar will not fall during transportation Lastly couple the hoist U to the tractor and harrow By doing so the harrows will be transported together and only by one tractor The dra...

Страница 39: ...cessary The harrowed ground is always on the left hand side of the operator harrow closed side Try to make a good finish between passes Avoid the formation of furrows or untilled strips The harrow and...

Страница 40: ...rom outside to inside or from inside to outside Adjustments and operations IMPORTANT Entrance Harrowing in squares from outside to inside Harrowing in squares from inside to outside Harrowing in level...

Страница 41: ...ght because the angle formed on its vertex transmits great effort to the equipment overloading traction components such as the hitch bar the drawbar and other fixation parts Direction of the maneuvers...

Страница 42: ...ns We adopted an average 08 to 10 km h which is not advisable to overcome to maintain service efficiency and avoid possible damages to the equipment Before maneuvering the headboards activate the hydr...

Страница 43: ...loth before inserting lubricant and replace the damaged ones Apply an enough amount of new grease Use medium consistency grease 2 The lubrication of the roller bearings should be done in the same afor...

Страница 44: ...42 Marchesan Implementos e M quinas Agr colas TATU S A GNF E GNFM E Lubrication points Maintenance Lubricate the points shown above and all grease fittings as well NOTE...

Страница 45: ...k a possible leakage Keep unprotected parts of the body such as your face eyes and arms as far as possible from a suspected leak A splash of hydraulic oil can even cause gangrene or other maladies In...

Страница 46: ...os e M quinas Agr colas TATU S A GNF E GNFM E Maintenance Lifting points The harrow has adequate lifting points When lifting with a hoist it is necessary to hitch the cables to these points for liftin...

Страница 47: ...pe soil hardness appropriate adjustments and especially the working speed NOTE To calculate the hourly income use the following calculation R L x V x E X Where R Hourly income L Harrow working width m...

Страница 48: ...y known area it is necessary to divide the value of the area by the hourly income Example An area of 100 hectares to be worked with a GNFM E that has 120 disc blades Hourly income 9 19 hectares So 100...

Страница 49: ...t Lbs 3 4 130 Ft Lbs 145 Ft Lbs 200 Ft Lbs 220 Ft Lbs 280 Ft Lbs 315 Ft Lbs 7 8 125 Ft Lbs 140 Ft Lbs 320 Ft Lbs 350 Ft Lbs 450 Ft Lbs 500 Ft Lbs 1 190 Ft Lbs 205 Ft Lbs 480 Ft Lbs 530 Ft Lbs 675 Ft L...

Страница 50: ...Mat o SP Brazil Telephone 55 16 3382 8282 Fax 55 16 3382 3316 Sales 55 16 3382 1009 Parts 55 16 3382 8297 Export 55 16 3382 1003 e mail tatu marchesan com br www marchesan com br ATTENTION MARCHESAN S...

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