Flail mower 2020 1 CONTENTS 1. FOREWORD ............................4 Warning symbols used in this manual ........................... 5 2. DESIGNED PURPOSE OF USE......................6 3. SAFETY INSTRUCTIONS FOR USING THE ATTACHMENT ............7 4. TECHNICAL SPECIFICATIONS ....................... 11 Safety labels and main components of the attachment ..................12 5.
If you sell or transfer the equipment, be sure to hand over this manual to the new owner. If the manual is lost or damaged, you can request a new one from your Avant dealer or from the manufacturer.
5 (30) Warning symbols used in this manual The following warning symbols are used throughout this manual. They indicate factors that must be taken into account to reduce the risk of personal injury or damage to property: WARNING SAFETY ALERT SYMBOL This symbol means: “Warning, be alert! Your safety is involved!”...
2. Designed purpose of use This AVANT Flail mower is an attachment that is suitable for use with AVANT multi purpose loaders that are shown in Table 1. The Flail mower is a cylinder type cutter, and it is intended for cutting of long grass, scrub, bush, and similar vegetation.
7 (30) 3. Safety instructions for using the attachment Please bear in mind that safety is the result of several factors. The loader-attachment combination is highly powerful and improper or careless use or maintenance may cause serious personal injury or property damage.
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8 (30) Keep hands and feet away from moving components. Wearing loose clothes, such as loose shoelaces, or long scarves, should be avoided when working with the attachment. Always transport the mower as low and as close to the machine as possible to keep WARNING the centre of gravity low.
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9 (30) Risk of cutting and severing - Sharp edges and severing points on work tools. Beware of the sharp blades and risk of crushing especially during maintenance or when removing DANGER blockages. Always stop the attachment by following the safe stopping procedure.
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10 (30) Remember to wear proper personal protective equipment: The noise level at the driver's seat may exceed 85 dB(A) depending on loader model and operating cycle. Extended exposure to loud noise can cause hearing impairment. Wear hearing protection while working with the loader. ...
12 (30) 4.1 Safety labels and main components of the attachment Listed below are the labels and markings on the attachment. They must be visible and readable on the equipment. Replace any unclear or missing label. New labels are available via your retailer or contact information provided on the cover.
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Attachment identification plate A420282 / A441726 Table 4 - Flail mower - Main components Coupling plate with Avant quick coupling brackets Flail shaft with 16, 18 or 20 flails / flail pairs Skids (2 pcs) Skid height adjustment bolts Front guard, chains...
Do not stay in the area between the attachment and the loader. Mount the attachment only on level surface. WARNING Never move or lift an attachment that has not been locked. Avant quick coupling system: Step 1: Lift the quick attach plate locking pins up and turn them backwards into the slot so that they are locked in the upper position.
5.1 Connecting and disconnecting hydraulic hoses On Avant loaders the hydraulic hoses are connected using the multi connector system. If you have an Avant 300-700 series loader with the conventional quick couplers and wish to change to the multi connector system, contact your Avant dealer or service point for instructions or installation services.
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16 (30) Keep all fittings as clean as possible; use the protective caps on both the attachment and the loader. Dirt, ice, etc. may make using the fittings significantly more difficult. Never leave the hoses hanging on the ground; place the couplings onto the holder on the attachment.
17 (30) 6. Instructions for use Check the attachment and the operating environment once more before starting to work, and that all obstacles have been removed from the operating area. Quick inspection of the equipment and the operating area before use are parts of ensuring safety and the best performance of the equipment.
18 (30) 6.1 Checks before use Check that all obstacles, including any possibly hidden ones, have been removed from the working area or marked visibly before operation. Check daily that the blades are intact and can rotate freely. Never use if blades are missing or broken. ...
19 (30) 6.2 Using the flail mower Before starting the mower: Set and adjust the mower to correct operating position. See following chapters about floating system and adjustments. Starting the mower: Move the auxiliary hydraulics control lever of the loader towards its locking position (or use electric buttons on joystick, if equipped) to operate the mower.
20 (30) 6.3 Operating position and floating Normal operating position: Keep top link unlocked Lower attachment on the ground Keep the quick coupling plate to near vertical position Adjust the boom height so that the mower can move freely up and down Lifted position: When operating the flail mower on tall vegetation or...
21 (30) 6.3.1 Transport position When driving with the loader, keep the flail mower lifted off the ground and tilted back slightly, as shown in adjacent figure. Keep the top link unlocked or locked to extended position (see page 20 for top link locking). 6.4 Adjusting cutting height The cutting height of the flail mower can be adjusted by changing the settings of...
22 (30) 6.6 Preventing and clearing blockages Keeping the rotating speed sufficiently high and drive speed low on demanding conditions are essential to avoid blockages. Keep the equipment clean, so that material will not stick on it. Wet, thick and log grass can get coiled around the flail shaft if drive speed is too high. When mowing high or wet hay more than one run may be needed for even results.
23 (30) 6.7 Blade options As standard, the flail mower is equipped with hammer type blades, which give good all-round performance. In some operating areas or conditions different blade types can be used. Contact your Avant dealer for new blades. Blades...
24 (30) 6.8 Storing the attachment Uncouple and store the attachment on level surface so, that it will stand firmly on its skids. The best storage place for the attachment is a place where it is protected from rain and direct sunlight. ...
Finding any fault means that the hydraulic hose or component must be replaced and the equipment must not be used until it is repaired. Spare parts are available from your nearest AVANT retailer or authorised service point. Leave the repair work to professional service technicians, if you don’t have adequate knowledge and experience about hydraulic assemblies and how to perform the repairing safely.
26 (30) 7.2 Cleaning the attachment Clean the attachment regularly to prevent accumulation of dirt which is more difficult to remove. A pressure washer and mild detergent can be used for cleaning. Do not use strong solvents, and do not spray directly at the hydraulic components, or at the labels on the attachment.
27 (30) 7.5 Blade maintenance The condition of the cutting blades should be checked at least after every few uses The blades wear down in normal use and can get damaged if hitting a rock or other obstacle. If the cutting results have weakened from the original, the cutting blades have probably become blunt or some of the blades have been damaged.
28 (30) 8. Warranty terms Avant Tecno Oy grants a warranty of one year (12 months) from the date of purchase for the attachment it manufactures. The warranty covers repair costs as follows: Work costs are covered, if the repair is not performed at the factory.
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Mallit / Modeller / Models Avant Hydraulitoiminen niittomurskain; Avant-kuormaajan työlaite 1200 A36730 Hydraulisk slaghackaggregat; arbetsredskap för Avant lastare 1350 A441550 Hydraulic flail mower; attachment for Avant loaders 1500 A36015 4.5.2020 Ylöjärvi, Finland Risto Käkelä, Toimitusjohtaja / Verkställande direktör / Managing Director...
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