POTILA MASTER 500, Operating Instructions Manual

Page 1: ...1 POTILA OPERATING INSTRUCTIONS MASTER SEEDBED CULTIVATORS READ THIS MANUAL CAREFULLY BEFORE OPERATING THE SEEDBED CULTIVATOR From serial number 12 1233 onwards 6 2015...

Page 2: ...2 Contents 1 INTRODUCTION 4 2 SAFETY GUIDELINES 7 3 SETTING UP 11 4 HARROWING 21 5 MAINTENANCE 23 6 WARRANTY 33...

Page 3: ...3 1 INTRODUCTION Intended use Technical specifications...

Page 4: ...e structure of jukka POTILA MASTER seedbed cultivators enables tine spacing that allows unrestricted high flow of soil Level seedbed even on soft soil types is ensured by the tines that keep their wor...

Page 5: ...cross section of material 11 x 45 mm Tine spacing 8 cm Wheels 250 65 14 5 diameter 685 mm width 260 mm Lights and reflectors Hydraulically controlled frontboard as standard OPTIONAL EQUIPMENT Followi...

Page 6: ...6 2 SAFETY GUIDELINES Warnings Transport on roads...

Page 7: ...erated Never go under the cultivator unless it is supported CRUSHING HAZARD CUTTING HAZARD Crushing and cutting hazard when raising or lowering the wing sections Cutting hazard when adjusting rear equ...

Page 8: ...ions before driving on public roads When driving on public roads with the cultivator exercise caution and obey all traffic rules Before performing any maintenance on the cultivator lower the wing sect...

Page 9: ...a public road Close valve D in the control hose for wing sections before transporting the cultivator on a public road Check that the cultivator is sufficiently clean before driving on a public road Ch...

Page 10: ...draw bar Hitching and hydraulics Adjusting the seedbed cultivator Horizontal adjustment Middle section and wing section adjustment Depth adjustment Working depth indicator Use of the frontboard Use of...

Page 11: ...tch the cultivator from the tractor tow hook but do not disconnect the hydraulic hoses from the tractor Use the wheel hydraulics control to loosen the draw bar so that the draw bar top link can be det...

Page 12: ...e tractor tow hook only Ensure that the tractor tow hook locking is closed Lift the support leg and lock it to the upper position Connect the wheel transport hydraulic hoses red to a double acting hyd...

Page 13: ...using the cultivator for the first time after a long break fully extend the piston rods of the cylinders connected in series using the wheel circuit hydraulics and keep the pressure on in the wheel ci...

Page 14: ...way out until they are fully extended All models are equipped with change valve assemblies that control the frontboard wing section hydraulics Their purpose is to distribute the pressure of the same h...

Page 15: ...ng bolts of the cylinders have some play Shut down the tractor Pay special attention when you move between the frame of the cultivator to access the end piece to be adjusted Never walk or stand on the...

Page 16: ...the hoses marked with the same colour to the same tractor valve Fully retract the cylinder piston rods of the wheel hydraulics with the wheel circuit valve A The line is indicated in red in the figure...

Page 17: ...the cultivator Loosen the screws indicated with a in the figure Turn the assembly until the indicator shows the measured value Tighten the screws Check the movement of the bar Use of the frontboard Th...

Page 18: ...roller When the roller is used the harrowing speed can be slightly higher than when using a rearboard i e 8 12 km h The spiral roller and following harrow can also be used simultaneously If necessary...

Page 19: ...cylinders by extending the piston rods fully and keeping the pressure on for 15 seconds for a couple of times with the wheel circuit hydraulics Fully extend the piston rods of the wheel cylinders and...

Page 20: ...20 4 HARROWING a General b Driving lines...

Page 21: ...ecial attention must be paid on any obstacles in the field or field edges Drive around the obstacles or lift the cultivator and drive carefully over them If the soil surface is especially hard adjust...

Page 22: ...22 5 MAINTENANCE Key values Instructions Lubrication points Tine Bogie beam Wheel hub Hydraulics...

Page 23: ...ing torque of the wheel bolts clearance of the wheel and bogie bearings tightening torque of the lock nuts of the cylinder end pieces Weekly maintenance Check the mounting of the tines and wheels Lubr...

Page 24: ...he hydraulic cylinders must be positioned so that a minimum amount of chromed piston rod is exposed Any exposed piston rod sections must be protected with petroleum jelly or suitable oil If necessary...

Page 25: ...25 Lubrication points One time in a season Every week Two times in a week...

Page 26: ...ontacts the tine axle Tighten the nut to 110 Nm Retighten the mounting bolt of the tine point after the first day of operation Replacing a tine point Tine points can be reversed and attached with the...

Page 27: ...jack stands per section Lower the cultivator so that it is supported by the jack stands and tow hook Lift the wheels fully up Open the lock washer tab and open the outer nut Remove the outer nut and...

Page 28: ...emove the dust cap 12 by tapping Remove the castle nut pin 11 and tighten the castle nut 10 while rotating the wheel until you feel light resistance in the bearing Open the nut until the pin can be in...

Page 29: ...seedbed cultivators is controlled hydraulically The cylinders for frontboard hydraulics and wheel transport hydraulics are connected in series ensuring that all functions controlled by these cylinder...

Page 30: ...of the change valve is about 90 degrees 45 degrees in both directions To adjust the control rod lift the cultivator on its wheels so that the turning lever assembly of the control valve is turned bac...

Page 31: ...e stem Mark the oil channel directions on the valve stem to the valve body with for example a marker pen The marks must point to the same direction in both valves Open the end nuts Remove the plastic...

Page 32: ...32 6 WARRANTY...

Page 33: ...ations to the equipment traffic accidents or other reasons beyond the scope of inspection The warranty does not cover damages caused by using the machine with a clearly oversized tractor 3 If any defe...

Page 34: ...7 EC Declaration of Conformity...

Page 35: ...tructure requirements provided in machine directive 2006 42 EY Furthermore the following harmonized standards were used in engineering the machine 000 04 03 07 K 2 02 1849 ISO 4254 1 2013 Loimaa 11th...