Maxiroll 2008 Table of Contents SAFETY .......................... 6 ........................6 ENERAL ......................... 7 YDRAULICS ........................7 OUNTING ..................7 AINTENANCE AND REPAIR ......................7 OAD TRANSPORT ........................ 8 ORRECT USE TECHNICAL DATA ..................... 9 HOW TO USE THIS MANUAL ................10 ........................
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Maxiroll 2008 MAINTENANCE ......................24 ......................24 UBRICATION ....................... 25 DJUSTMENT Adjustment of rollers ....................25 Wheels ........................25 Wear parts ......................25 ....................... 26 YDRAULICS REPLACEMENT ANDREPAIRS ................27 ....................... 27 YDRAULICS Replacing extend cylinder for folding side sections ..........27 Replacing gaskets for side section fold/unfold ............
Maxiroll 2008 Safety This symbol appears in the instruction manual each time there is a safety warning concerning your safety, the safety of others or functionality of the machine. All safety instructions must be observed and made available to all users of the machine.
Maxiroll 2008 Hydraulics Lower machine fully for any repair work on the hydraulic system. Relieve hydraulic pressure, switch engine off and remove ignition key. Clean hydraulic connections thoroughly before reconnecting. When con- necting hydraulic hoses to tractor hydraulics, ensure they are not under pressure.
Maxiroll 2008 Check with local traffic authorities whether transport on public roads is al- lowed given the machine's dimensions. When transporting, ensure permitted total weight for tractor is not exceed- ed and that loading on tractor front axle is not less than 20% of tractor net weight.
Maxiroll 2008 How to use this manual The sequence of subject matter in this manual can seem illogical. Please refer to the table of contents for page numbers for individual items. The manual is divided into 5 main sections: Safety ...
Maxiroll 2008 Uses Maxiroll 2008 is an extra-heavy roller designed specifically for the mounting of extra equipment for soil preparation. Fig. 1 Maxiroll 2008 1030 and 1230 are 5- piece rollers with independent sec- tions. Hydraulic weight transfer and stone protection is standard for both models.
Maxiroll 2008 Connecting and disconnecting Connecting Fig.2 Connect roller to the tractor's fixed towbar, where drawbar (A) must fit between the towbar forks. Insert pin and remove leg. Remember to secure towbar pin with split pin or the like. Hydraulics Maxiroll requires a standard double-acting hydraulic outlet with flow setting.
Maxiroll 2008 Setting up Maxiroll is supplied with factory settings, but fine adjustment will always be required before use. Numerous adjustment options make the roller more flexi- ble and ensure maximum use. Adjusting drawbar height To achieve uniform field compression, the machine's drawbar must be hori- zontal in working position.
Maxiroll 2008 Operation Correct operation is vital to get the best out of your Maxiroll 2008 1030 or 1230. This applies to field use and safety. Always ensure you are fully familiar with all safety aspects of the machine. Extending and folding up Extending and folding the machine up must always be performed with tractor parked.
Maxiroll 2008 Fold up If there is a crackerboard fitted, check it is fully raised before starting folding (see "Accessories, Crackerboard, Operation") Fig. 6 1. Activate extend/retract cylinders (marked: Red) to lift end of side sections (A) a little. Fig.
Maxiroll 2008 Adjustment of hydraulic weight transfer Hydraulic weight transfer distributes the weight evenly between all roller sec- tions. 1. Once the roller is unfolded, relieve pressure in the extend/retract cyl- inders (marked: Red), and activate cylinder control handle in the oppo- site direction.
Maxiroll 2008 Failure to do so is incorrect use and can cause the frame to break in the worst scenario. Operating speed An operating speed of 6-10 km/h is recommended, but always operate accord- ing to conditions. Increased speed will increase wear, particularly in dry conditions. The rings can also be damaged if operating at excessive speeds in unfavourable condi- tions.
Maxiroll 2008 3 The pressure for hydraulic suspension may need adjustment. It can al- so be necessary to adjust pressure according to soil conditions. Excessive pressure 1 If the cylinder does not move, pressure is too great. This can cause ex- cessive strain on the frames.
Maxiroll 2008 Troubleshooting Fault Cause Remedy Insufficient pres- Activate hydraulic control handle Mid-section apply- ing too much pres- sure transferred for extend/retract to increase pres- sure to side sections sure side sections (see ”Operation”). Drawbar too high ...
Maxiroll 2008 Accessories Maxiroll 2008 can be fitted with a range of accessories to suit requirements. Crackerboard with curved wear parts. Crackerboard with crust-breakers. Rake. Large wheels. Crackerboard The major benefit of the board is that the teeth can move individually, and flex when meeting local resistance.
Maxiroll 2008 Hose markings Table 4. Hose markings Cylinder name Colour Outlet Function Depth adjustment Green Double acting Adjust crackerboard depth. Adjusting angle of teeth Fig. 14 Crackerboard depth is hydraulically adjustable. The angle of the teeth is adjusted manually on the spindles (A).
Maxiroll 2008 Operation The crackerboard is a flexible unit with a range of uses. At depth setting of approx. 5cm, the vibrating effect of the teeth will crush clumps. Fig. 15 A deeper setting will increase the levelling effect to that of a levelling board, as a small bank of soil builds up in front of the teeth.
Maxiroll 2008 Fig. 17 3 Side sections mounted on flanges (B). 4 Fit hydraulic cylinders. 5 Fit hoses on cylinders. Fig. 18 6 Secure hoses in hose holders (C) and pass through holders on drawbar. . 7 Tighten all fittings securely. Connect board to tractor hy- draulics.
Maxiroll 2008 Maintenance Good maintenance ensures long service life and optimum use. Grease nipples are fitted where wear is heaviest. Tighten all screw connections after first working day. Check all split pins and bolts to avoid mechanical failure. Check hydraulic system for leaks. Lubrication Fig.
Maxiroll 2008 Adjustment Adjustment of rollers After the first season, the rollers will have loosened on the shaft. Play can be eliminated by moving the stop rings on the shaft. Adjustment is easiest when Maxiroll is folded together. Fig. 21 1 Slacken bolts (A) and push roll- ers together 2 Tighten and slacken stop ring...
Maxiroll 2008 Hydraulics Check all hydraulic hoses for wear or cracks. Check all hoses for crimping. Lubricate exposed rams with oil or pressure-resistant grease to avoid rust forming when storing for long periods. Remember to remove before use. Page 26...
Maxiroll 2008 Replacement andrepairs Safety is vital for all repair work on the roller. Always observe the following points, plus those under Safety First in the instruction manual. All maintenance and repair work can only be performed when the machine is lowered to the ground or locked in transport position, tractor is braked, engine stopped and ignition key removed to prevent accidental start.
Maxiroll 2008 Activate extend/retract cylinders after fitting until they show a little move- ment. Reverse cylinders until they return to start position. Move cylinders backwards and forward several times. Raise roller fully onto wheels, extend side sections fully to bleed system. Ensure no personnel are within the extension radius of the side sections.
Maxiroll 2008 Mounting 1. Fit new gaskets (pos. 5+6+7+8+9) in upper part and collar shoe. Remem- ber to check gaskets are facing the right way. 2. Lubricate thread in upper part (pos. 3) with oil. 3. Fit upper part (pos. 3) on ram shaft. 4.
Maxiroll 2008 Replacing gaskets on raise/lower cylinder Fig. 26 1. Drain oil from cylinder by moving ram carefully backwards and forwards. 2. Extend ram to centre position. Unscrew upper part (pos. 3) from cylinder tube (pos. 1). Use special tool to remove upper part. If upper part is stuck, heat front of upper part gently.
Maxiroll 2008 Replacing pendulum frame suspension cylinder Fig. 27 1. Extend roller resting on a level surface 2. Set tractor hydraulic control handle in flow setting. Set manometer handle in flow setting. Pressure will flow back into the tractor. 3. Disconnect hoses from cy- linders 4.
Maxiroll 2008 Mounting 1 Fit new gaskets in upper part and collar shoe. 2 Lubricate thread in upper part (pos. 3) and cylinder tube (pos. 1) with grease or oil. 3 Fit upper part (pos. 3) on ram shaft. Fit collar shoe (pos. 4) and secure ram shaft (pos. 2) with Loctite. Ensure that thread is absolutely clean and free of oil or other impurities before ap- plying Loctite.
Maxiroll 2008 Fitting axles with roller rings 1. Position axles with roller rings and bearings corresponding to that when Maxiroll is extended, resting on the ground. 2. Extend roller and carefully lower over the axles. 3. Fit bolts (A) Ensure no personnel are within the machine's extension radius when activat- ing hydraulics.
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Maxiroll 2008 Tighten and slacken stop ring bolts a few times to ensure they bite into the axle When fitting axles with bearings, remember to ensure the bearing lubrication nipples face backwards. This gives easy access for lubrication and protects the nipples from stones.
Maxiroll 2008 Scrapping Fully extend roller. It is essential that all cylinders are removed. Beware of the weight of any given part when removing or disassembling. All parts must be supported or lifted to avoid danger of falling. Disconnect hydraulic hoses and cylinders and drain oil. Collect oil in contain- er to avoid pollution.
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