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MINI-NH-NF REV. 2025 INSTRUCTIONS AND SPARE PARTS MANUAL...
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For the correct use and enjoyment of this equipment, we strongly recommend that the customer read the instructions contained in this manual and use it as a reference for any questions that may arise regarding the operation of your Ovlac equipment. Yours sincerely: Jorge Calvo...
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CONSIDERATIONS INDEX This instruction manual describes the Operating and Maintenance 1.- Safety rules Instructions and Spare Parts for the indicated equipment. This agricultural equipment, called MINI-N, is designed for tilling the 2.- Description and technical data soil, applied to a Tractor with lifting gear and universal three-point linkage.
1.- Safety Rules Read carefully all the instructions for use of the cultivator. 11.- Before starting to work, familiarise yourself with the control devices. The manufacturer declines all responsibility for any inconvenience caused by NOT observing the 12.- Pay the utmost attention to hitching and unhitching the equipment. Safety and Accident Prevention Regulations described below.
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WARNING To be ready in case of an emergency Before starting to work, read the instructions in the manual. Keep a first aid kit and fire extinguisher on hand. Write down the telephone numbers of doctors, ambulance and fire DANGER brigade and keep them near the phone.
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SPECIFIC INSTRUCTIONS FOR WELDING REPAIRS When repair by welding is authorised by the manufacturer, the 4 Our machines are made of high elastic limit (HEL) steels, which following points shall be taken into account generally. means that special attention must be paid to welding processes and filler materials.
2.- Description and Technical Data HEADSTOCK NAMEPLATE* TURNING CYLINDER OSCILLATING SHAFT SKIMMERS TRASH BOARDS REJA HYDRAULIC SYSTEM REAR WHEEL FRAME Note: the number of the plough’s manufacture, engraved on the nameplate, must match the number engraved on the headstock’s support. *2.
Technical Data MINI-NF/NH 9 / 9+1 / MODELS MINI-NF/NH 5 / 5+1 / 5+2 MINI-NF/NH 7 / 7+1 / 7+2 9+2* WORKING WIDTH 1,92 / 2,31 / 2,69 2,69 / 3,08 / 3,463 3,46 / 3,85 / 4,21 Recommended Power (HP) 85 to 140 120 to 180 INTERBODY DISTANCE...
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Important: always works with a pressure in between 100 and 135 bars. NOTE: OVLAC Non-Stop security systems are regulated in factory with an optimum pressure for mid hardness terrains. Fig. 5 Fig.
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4.- Start-Up - Adaptation to the tractor - Bodies OVLAC’s machinery are designed to adapt to the 3 universal points of any Eliminate the painting layer of protection from the bodies tractor. before starting the labor so the earth doesn’t stick to the bodies.
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Check that the distance between A1 and A2 is the same (Fig. 6. Pag. 11). At Ovlac’ ploughs the slack is automatically corrected thanks to the oscilating shaft. The third point’s tine must be coupled in order that the end linked over the machine remains slightly higher than the end linked to the tractor.
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- Other adjustments The length of the third option must be adjusted in a way that the For this very same reason, you must check that the tines get a frame adopts a parallel position to the ground, since the opposite perpendicular position to the ground.
5.- Working depth Working depth is regulated through the lifting control of the tractor’ arms. Nevertheless, in order to get an even working depth, all ploughs are equipped with a limiting working depth wheel(Fig. 12) whose height can be regulated through the cylinder T. There is a conection between depth and working width that should be respected for achieving satisfactory results.
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- Slightly elevate the plough and place the wheel on its transport position. For that you must remove the bolt B, turn the wheel over its holder, and place the bolt on its C position (Fig. 15). Ovlac transport wheels are designed for maximum comfort and easy to use, no operation on the damper neither the depth tops needed.
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7.- Manteinance Must check how tighten the bolts are after the first 2 hours of labor, Watch out for the high pressure leaks specially the ones on the skimmers and shares. Afterwards, check every 100 hours of labor. By finishing the campaign, wash the plough and grease the Leaking fluids from the system might leak strong enough to tear flesh, skimmers to avoid rust.
9.- Spare Parts Spare parts’ orders must be ordered through the distributor, and must always include the next directions: - Type, model, and manufacturing number, indicated on the nameplate. - Spare part’ reference number (indicated on the spare parts pricelist). - Name &...
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Index HEADSTOCK 120 ........................19 REAR PNEUMATIC WHEEL NH ..................... 63 HEADSTOCK 150/180 ......................21 REAR CONTROL AND TRANSPORT WHEEL NH ..............65 HYDRAULIC TURNOVER SYSTEM 120 .................. 23 ROCKER WITH CUSHIONING ....................67 HYDRAULIC TURNOVER SYSTEM 150/180 ................25 CONICAL HEADSTOCK LOCK ....................69 FRAME NF-V NH-V ........................
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