Agria 3900 Operating Instructions Manual
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Agria 3900 Operating Instructions Manual

Agria 3900 Operating Instructions Manual

Two-wheel
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Operating
Operating
Operating
Operating
Operating
Instructions
Instructions
Instructions
Instructions
Instructions
Two-Wheel Tractor
Two-Wheel Tractor
Two-Wheel Tractor
Two-Wheel Tractor
Two-Wheel Tractor
3900
3900
3900
3900
3900
Petrol Engine EH 25 D
Diesel Engine L100AE
3658; 4431
Before commissioning the machine, read operating
instructions and observe warnings and safety instructions.
Operating Instructions No. 998 751-A
04.08

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  • Page 1 Instructions Instructions Instructions Instructions Two-Wheel Tractor Two-Wheel Tractor Two-Wheel Tractor Two-Wheel Tractor Two-Wheel Tractor 3900 3900 3900 3900 3900 Petrol Engine EH 25 D Diesel Engine L100AE 3658; 4431 Before commissioning the machine, read operating instructions and observe warnings and safety instructions.

  • Page 2: Amount Of Delivery

    Please state these data when Forward ordering spare parts to avoid wrong deliveries. Reverse Only use original agria spare parts! Specifications, figures and dimensi- ons stated in these instructions are Fast not binding. No claims can be derived from them. We reserve the right for...
  • Page 3 Designation of Parts Petrol Engine agria Two-Wheel Tractor 3900...
  • Page 4 6 Locking lever for steering handle side adjustment 7 Gear shifter (with steering handle swivelled [front attachment] = PTO shifter) 8 Speed adjustment lever 9 Handle lever 10 Hand lever for steering brake, left 11 Hand lever for steering brake, right agria Two-Wheel Tractor 3900...

  • Page 5: Table Of Contents

    Front Weight ........32 Support leg ........32 Fig. B + C, Diesel Engine Vers. 7 Coupling and Decoupling Fig. D, Diesel Engine ....66 Attachments ........33 Engine Cover ........36 Fig. E, Petrol Engine ....70 agria Two-Wheel Tractor 3900...

  • Page 6: Recommendations Lubricants

    Recommendations Lubricants and Maintenance and Repair: Anti-Corrosive Agents: The trained mechanics of your agria workshop exper tly carry out any Use the lubricants specified for engine maintenance and repair work. and gearbox (see “Specifications”). you should only carr y out major...
  • Page 7 Designation of Parts Diesel Engine agria Two-Wheel Tractor 3900...
  • Page 8 6 Locking lever for steering handle side adjustment 7 Gear shifter (with steering handle swivelled [front attachment] = PTO shifter) 8 Speed adjustment lever 9 Handle lever 10 Hand lever for steering brake, left 11 Hand lever for steering brake, right agria Two-Wheel Tractor 3900...

  • Page 9: Fuel

    -26°C app. -15°C app. -20°C app. - 9°C As a last resort, you can add up to 30% of regular petrol to avoid paraffine deposits. However, this has negative effects on consumption rate and performance. agria Two-Wheel Tractor 3900...

  • Page 10: Assembly Instructions

    Before, push the reverse gear lever (4) all the way back. Use a srew driver or similar tool. Insert steering handle retaining pin (5) into the hole on the steering column. Hold the flat pin end horizontally. agria Two-Wheel Tractor 3900...
  • Page 11 Fit the shifters (10, 11) into the joints (12) and secure each shifter with a W- clip (13). Check Bowden cables to ensure they are not bent and squeezed. Fit drive wheels (accessory). Carry out all steps for starting-up agria Two-Wheel Tractor 3900...

  • Page 12: Safety Instructions

    When transpor ting the tractor on vehicles or trailers outside the area to be cultivated, ensure that the engine is turned off. Careful with rotating tools – keep at a safe distance! agria Two-Wheel Tractor 3900...
  • Page 13 For operation in enclosed areas, ensure Never adjust the handles during work - that a safety distance is kept to danger! enclosures to prevent damage to tools. agria Two-Wheel Tractor 3900...
  • Page 14 Then close fuel taps. Secure the two-wheel tractor against unauthorized use. If tractor is equipped with an ignition key, remove the key. For all other versions, remove the spark plug connector to secure the tractor. agria Two-Wheel Tractor 3900...
  • Page 15 When coupling the drawbar, make sure manoeuvrability at coupling point is sufficient. Do not exceed gross axle weight rating, towing capacity and gross weights. Before driving, check brake function and rear lighting for proper operation. agria Two-Wheel Tractor 3900...
  • Page 16 Only use original agria spare parts. All Make sure fuel is of specified quality. other conventional spare parts must Store fuel in approved cans only.
  • Page 17 Any repairs are to be carried out by Persons having a pacemaker may not trained mechanics only and with the touch live parts of the ignition system appropriate tools. when the engine is running. agria Two-Wheel Tractor 3900...
  • Page 18 Signs When working with the ma- chine, wear individual protective ear plugs. mounted. Before starting the engine, Wear protective gloves. bring covers in proper position. With the engine running, keep at a safe distance from knife. agria Two-Wheel Tractor 3900...

  • Page 19: Specifications

    3990 111 5.00 -10 field tyre Air pressure: 1.2 bar 3990 411 5.00-12 Track Width Plan: [mm] Tyre: 5.0-10 AS 490 350 210 510 370 230 530 390 250 590 450 310 5.00-10 760 600 440 5.00-12 agria Two-Wheel Tractor 3900...

  • Page 20: Vibration Acceleration Value

    81.9 kg 102.3 kg Diesel engine L100AE 112 kg 130 kg 5.00-12 AS [km/h] Permissible total weight ... 250 kg Permissible tongue load on coupling point: ...... 85 kg 15,6 4,2 Coupling device: Accessory ......3940 011 agria Two-Wheel Tractor 3900...

  • Page 21: Petrol Engine

    EC 84/538/EEC at 85% of engine speed Operability on Slopes: Engine is suited for use on slopes (with oil level at “max” = upper level mark) Continuous operation possible up to ....45° inclination (100%) agria Two-Wheel Tractor 3900...

  • Page 22: Diesel Engine

    Coarse-mesh strainer ..in filler neck Operability on Slopes: Fine-mesh strainer ..... in fuel tank drain hole Engine is suited for use on slopes (oil level at “max” = upper mark) Continuous operation possible up to ....20° inclination (44%) agria Two-Wheel Tractor 3900...

  • Page 23: Devices And Operating Elements

    3. Devices and Operating Elements The two-wheel tractor agria 3900 is a High engine speed is harmful to powered basic machine and is always any engine and considerably operated with an attachment mounted. affects its durability. This applies especially for no load operation. Any...

  • Page 24: Safety Circuit

    (B/1). Do not fasten safety lever. The safety lever also serves to switch off in an emergency. Release the safety lever for fast engine switch-off. The lever automatically goes to STOP position. agria Two-Wheel Tractor 3900...

  • Page 25: Clutch

    With the engine stopped, always park the two-wheel tractor with the hand lever pulled (pawl is locked into place), otherwise clutch problems may occur due to corrosion. agria Two-Wheel Tractor 3900...

  • Page 26: Gearbox

    Engaging differential lock (rigid wheel shaft) On the go: Release the throttle Move the hand lever for differential lock (B/4) forward Press the throttle accordingly Disengaging differential lock Move the hand lever (B/4) for diffe- rential lock backward agria Two-Wheel Tractor 3900...

  • Page 27: Single-Wheel Brake

    11) backwards beyond the dead centre. The hand lever automatically comes to a stop – both drive-wheels are locked. To release the hand brake, swivel the hand lever back to original position – the brake is released. agria Two-Wheel Tractor 3900...

  • Page 28: Pto

    PTO is at work. – pto engagement is locked Rear attachments: Front attachments: Machine is in neutral or in forward gear Pto engagement is unlocked for all – pto engagement is unlocked speeds agria Two-Wheel Tractor 3900...

  • Page 29: Steering Handle

    30° to the left or r ight (fig. L). Pull handle lever (B/9) and swivel the steering handle to the left or right and into the desired position. Release handle lever (B/9) and lock into an appropriate notch on the steering handle. agria Two-Wheel Tractor 3900...
  • Page 30 (approx. 30°) is also possib le with the steering handle swivelled for front attachments. Swivel Steering Handle Back to Original Position To swivel steering handle back to its ori- ginal position, proceed in the same order, but swivel counter-clockwise. agria Two-Wheel Tractor 3900...

  • Page 31: Drive-Wheels

    Otherwise tighten bolts and nuts each time you maintain the machine. Wheel Weight 12" Snow Chains When working with snow chains fitted, observe manufacturer’s instructions. Make sure there is sufficient clearance between chains and machine parts. agria Two-Wheel Tractor 3900...

  • Page 32: Front Weight

    ..Item No. 3228 011 To fit the front weight onto the tractor equipped with diesel engine and electric star ter, you need the front weight support kit (agria No. 719 66). front weight Support Leg To park the two-wheel tractor with no...

  • Page 33: Coupling And Decoupling Attachments

    C/10 slightly to the left and right. Decoupling attachments Turn locking lever (A/10; C/10) to position open “ ” . Decouple attachment. Refit cap onto attachment coupling A/10; pin. C/10 agria Two-Wheel Tractor 3900...
  • Page 34 For this purpose, remove wheels and fit the right wheel onto the left side and the left wheel onto the right side. Coupling and Decoupling Attachments Proceed in same order as for rear attachments agria Two-Wheel Tractor 3900...
  • Page 35 3400 and 5500, the cutterbar bonnet 9 Bracket for cutterbar attach the bracket for the bonnet cutterbar bonnet (8–12) to 10 Hex head bolt the top attachment bolt. 11 Star washer Decoupling in reverse 12 Hex nut order. agria Two-Wheel Tractor 3900...

  • Page 36: Engine Cover

    Place the rubber cups onto the ball- heads Then press gently on the front and rear cover ends to lock the cups onto the ball-heads. For an easier assembly, apply Bio-lubrication grease on the rubber cups. agria Two-Wheel Tractor 3900...

  • Page 37: Commissioning And Operation

    Check transmission oil level (see page 54). Note: For reasons of transport, the engine is not filled completey with engin oil! Before you operate the engine the first time, fill in engin oil (see page 45)! agria Two-Wheel Tractor 3900...

  • Page 38: Starting The Petrol Engine

    After the start, carefully let rope glide back. Do not let snap. Once the engine has started, let it warm up for some time. Slowly push choke back into operating position, if necessary. agria Two-Wheel Tractor 3900...

  • Page 39: Switching Off The Petrol Engine

    This ensures the carburetor to be empty and no resin residue to deposit. agria Two-Wheel Tractor 3900...

  • Page 40: Commissioning The Diesel Machine

    Check transmission oil level (see page 54) Note: For reasons of transport, the engine is not filled completey with engin oil! Before you operate the engine the first time, fill in engin oil (see page 50)! agria Two-Wheel Tractor 3900...

  • Page 41: Starting The Diesel Engine

    After the start, care- fully let rope glide back. Do not let snap. Decompression automatically goes back into former position. Slowly set speed conrol lever to centre position (half throttle) and let engine warm up for some time. agria Two-Wheel Tractor 3900...

  • Page 42: Switching Off The Diesel Engine

    Set speed control lever (B/8) to “STOP”. For turning off the engine never activate decompression, as this might damage the valves. Close the fuel tap (D/3). Secure two-wheel tractor against rolling away and unauthorized use. agria Two-Wheel Tractor 3900...

  • Page 43: Operations

    If cleaning becomes neces- grass. sary during operation, the engine must be switched off and the Move the PTO speed shift lever to spark plug connector disconnected position “0”. for safety reasons. agria Two-Wheel Tractor 3900...
  • Page 44 Mowing on plain surfaces slopes Starting the Engine on Slopes Keep gears for attachment drive and travelling drive running; brak- ing effect. Engage central brake. Move clutch lever and safety circuit lever to start position. Re-start engine. agria Two-Wheel Tractor 3900...

  • Page 45: Maintenance

    – danger of burns! Clean drain plug (1) and surrounding parts. Change the oil and dispose of prop- erly. Check sealing washer for good condition and exchange, if necessary! - For engine oil quality refer to “Speci- fiactions” agria Two-Wheel Tractor 3900...

  • Page 46: Air Filter

    Reinstall the filter element and the foamed preliminary filter. Reposition the filter cap and fasten the wing nut. Replace the filter element af- ter 5 cleaning actions or approx. every 200 operating hours. Replace immediately damaged filter elements. agria Two-Wheel Tractor 3900...

  • Page 47: Spark Plug

    100 h remove soot from spark plug elec- 0,6 - 0,7 mm trodes with a steel brush, check spark plug gap and set to 0.6…0.7mm. Exchange spark plugs after approx. 200 hours of operation. agria Two-Wheel Tractor 3900...
  • Page 48 Close the fuel tap. Remove the fuel strainer and remove the impurities, replace if damaged. Rinse the strainer container in fuel. Then screw it back on correctly, to avoid fuel leakage. agria Two-Wheel Tractor 3900...
  • Page 49 2 Any changes to the position of the spring cause warranty and type approval to become void. Keep governor spring, speed control le- ver and linkages free from dirt and plant trash at all times. agria Two-Wheel Tractor 3900...

  • Page 50: Diesel Engine

    Fill fresh engine oil into the oil filling opening. Check sealing washer for good condition and exchange, if necessary! Refer to Specifications for oil quantity and quality. Use a fun- nel or a similar device to fill the oil reservoir. agria Two-Wheel Tractor 3900...

  • Page 51: Air Filter

    Re-insert the filter element and attach the foamed pre-filter. Reposition air filter cap and fasten with wing nut. Replace paper filter element af- ter every 400 operating hours or at least once a year. Replace immediately damaged filter elements. agria Two-Wheel Tractor 3900...
  • Page 52 Fill diesel fuel into fuel tank. Crank engine several times with re- Fuel Hoses coil starter or electric starter and start engine. Exchange after every 2 years; exchange leaking fuel hoses immediately. Let engine run for approx.1 minute. agria Two-Wheel Tractor 3900...
  • Page 53 After every 400 operating hours, clean and check injection jet. - Service Idling Speed Always ensure that idling engine speed is adjusted correctly. At low speeds, the engine is supposed to run smoothly, with speed control lever at stop in neutral. - Service agria Two-Wheel Tractor 3900...

  • Page 54: Machine

    50 Nm. Proceed likewise when doing maintenance work. 50 Nm Check tyre air pressure regularly. For smooth driving, make sure that there is the same pres- sure in front and rear tyres respectively.Drive- Wheels agria Two-Wheel Tractor 3900...
  • Page 55 To adjust the brake function, loosen lock- ing nuts (2) on Bowden cables and ad- just the cable setting nuts (1). After ad- justing the cables, tighten locking nuts. agria Two-Wheel Tractor 3900...

  • Page 56: Adjustments On Hand Levers

    (especially after commissioning the machine, during break-in period, and after exchanging clutch linings). Remove locking nut (2) on the adjustment screw (1). Adjust the adjustment screw to a play A= 5–6 mm Re-tighten locking nut. agria Two-Wheel Tractor 3900...

  • Page 57: General

    Apply grease generously to leave a grease ring around bearings to prevent water, plant sap, and dirt from penetrating. agria Two-Wheel Tractor 3900...

  • Page 58: Storage

    Clutch Petrol Engine Always park two- – Drain fuel completely or fill fuel tank wheel tractor with and add fuel stabilizer (agria No. 799 09). clutch lever pulled - Observe enclosed instructions. (pawl locked in place). Otherwise Let engine run for approx. 1 minute.
  • Page 59 Two-Wheel Tractor 3900...

  • Page 60: Troubleshooting

    6. Troubleshooting Observe safety instructions! Have all serious malfunctions on the machine or engine repaired by your agria workshop. They have the proper tools. Improper repairs can only add to the damage. Problem Possible cause Remedy Page Petrol engine - Spark plug connector not connected...
  • Page 61 - Wrong injection pressure Re-adjust injection pressure at high speeds Diesel Engine - Air filter clogged Clean air-filter frequently stalls in idle Diesel Engine - Improper adjustment Re-adjust engine-off-cable does not stop of engine-off-cable when set to “STOP” agria Two-Wheel Tractor 3900...

  • Page 62: Troubleshooting

    Clutch slips - Hand clutch lever misadjusted Adjust clutch free play - Worn out clutch Exchange clutch disc Excessive - Loosened fastening screws Tighten fastening screws vibration = For this purpose contact your agria workshop. agria Two-Wheel Tractor 3900...

  • Page 63: Electrical Wiring Diagram

    Electrical Wiring Petrol Engine 1 Engine 2 Magnet ignition system 3 Switch in safety circuit lever bl = blue agria Two-Wheel Tractor 3900...

  • Page 64: Varnishes, Wear Parts

    009 16 O-ring 16x22x1.5, oil drain plug, Yanmar engine 009 16 O-ring 16x22x1.5, oil dip-stick and oil drain plug, gearbox Ersatzteillisten: 997 091 Base machine and Implements Type 3900 997 077 Robin Engines 997 147 Yanmar Engine 997 062 Cutter Bar...
  • Page 65 10 - 11 Engine oil filler opening, dip-stick 12 Engine oil drain plug 13 Engine oil filter 14 Decompression cable 15 Injection pump 16 Fuel drain plug 17 Engine type plate; engine I.D. 18 Ball-head, engine cover agria Two-Wheel Tractor 3900...
  • Page 66 Designation of Parts Diesel Engine Fig. D Engine L100AE agria Two-Wheel Tractor 3900...
  • Page 67 Notes agria Two-Wheel Tractor 3900...

  • Page 68: Inspection And Maintenance Chart

    Replace air filter insert, earlier, if required Replace fuel filter Clean carburetor and adjust Clean cylinder head Clean injection jet and check Adjust valve lash 49/53 Lubricate steering handle Lubricate all gliding parts Replace fuel hoses 48/52 agria Two-Wheel Tractor 3900...
  • Page 69 B = After each cleaning K = Checks and maintenance to be executed by operator W = Maintenance to be executed by professional workshop F = Maintenance should be carried out by your agria workshop * = after 2 years agria Two-Wheel Tractor 3900...
  • Page 70 Designation of Parts Petrol Engine Fig. E agria Two-Wheel Tractor 3900...

  • Page 71: Conformity Declaration

    Declaration Conformity agria Two-Wheel Tractor 3900...
  • Page 72 GmbH Bittelbronner Straße 42 D-74219 Möckmühl Tel. +49/ (0)6298 /39-0 Fax +49/ (0)6298/39-111 e-mail: info@agria.de Internet: www.agria.de Your local agria specialist dealer:...

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