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ZMT Owner’s Manual
Owner’s Manual
ZMT Offset / In-line
Verge Mowers
Maintenance & Use
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ZMT Owner’s Manual CONTENTS GENERAL INFORMATION section 1 page 2 • Introduction - Goal of the manual section 1.1 page 2 Identifying the machine section 1.2 page 2 Spare parts section 1.3 page 2 TECHNICAL FEATURES section 2 page 3 General Description of the Shredder section 2.1 page 3 Technical Specifications section 2.2 page 4 Noise section 2.3 page 4 Width of Cut section 2.4 page 5 Optional Equipment section 2.5 page 5 SAFETY RULES section 3 page 6 General Safety Rules section 3
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ZMT Owner’s Manual 1 GENERAL INFORMATION 1 .1 This operation and maintenance manual is intended for the professional user. It is mandatory to follow these instructions in order to prevent situations that could endanger the operator’s and other people’s safety, and to ensure the correct functioning of the shredder. If you have questions, call “FERRI” after-sales service or a specialized “FERRI” dealer. 1.2 Identifying the Machine Each shredder has an identification plate attached; the data necess
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ZMT Owner’s Manual 2 TECHNICAL FEATURES 2.1 FERRI shredders have been designed to shred materials growing or laying on the ground, e.g. grass, bushes, sticks and shrubs up to .8”. diameter (proper use). Any other use is considered improper and the manufacturer disclaims all responsibility for any consequential injuries to people or for damage to the machine. “Proper use” also refers to the safety and maintenance rules provided by the manufacturer. Technical Names (Figure 2) Figure 2 1 - PTO Shaf
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ZMT Owner’s Manual 2.2 Technical Specifications (Table 1) Table 1 Model ZMT 160 ZMT 180 ZM T200 Width of cut ft. 63” 71” 79” Min. Tractor required power HP 50 - 60 60 - 70 70 - 80 Min. Tractor Weight 4818 5256 5694 PTO speed rpm 540 540 540 Max. Absorbed Power* HP 32 52 52 Weight Machine / Weight PTO Shaft lbs. 984 / 53 1178 / 53 1237 / 53 3-point linkage cat. II - III II - III II - III Rotor Speed rpm 2430 2510 2510 Multi-Use Flails num. 40 48 48 Hammer Flails num. 20 24 24 Max. Pressure psi 27
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ZMT Owner’s Manual 2.4 Width of Cut Figure 3 shows the width of cut of the shredder. Dimensions are shown in Table 2. Figure 3 Table 2 Model ZMT 160 ZMT 180 ZMT 200 A 63” 71” 79” C 88” 96” 104” G 73” 76” 76” H 25” 25” 25” I 69” 72” 72” L 63” 63” 63” 2.5 Optional Equipment 2.5.1 Flails Depending on the different crops to be cut, suitable flails can be fitted and used: Articulated flails for grass, shrubs, sticks and bushes of up to 1.2” in diameter. Forged hammer blades for grass, twigs, shru
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ZMT Owner’s Manual 3 GENERAL SAFETY RULES 3.1 General Safety Rules: It is mandatory to read and follow the instructions from the use and maintenance manual before carrying out any operation or moving the shredder. Improper use or moving it improperly may seriously damage property and harm people. Both the operator and maintenance fitter must know the shredder well, especially regarding dangers resulting from improper use or incorrect repairs. Before starting, check the tractor and shredder
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ZMT Owner’s Manual 3.2 Safety Rules Concerning the Hydraulic System This shredder uses the hydraulic circuit of the tractor to carry out side movements and to adjust the flail head; the pressure of such system must not exceed 190 BAR. Mark the different pipes to avoid reversal of operation. IMPORTANT: Do not look for oil leaks with bare hands, but always while wearing gloves or with a cloth. Oil under strong pressure may seep into the skin causing serious infections. In this case contact a d
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ZMT Owner’s Manual 3.6 Description and Location of Safely Decals (Figure 5) Carefully follow the instructions detailed on the decals. Figure 5 Description of the Decals 1. Warning of danger through lack of knowledge of all the functions of the machine and the resulting risks: read the use and maintenance manual before operating the shredder. 2. Danger sign of crushing or shearing: do not put limbs in the moving parts of the machine where this decal is located. 3. Danger sign: it shows the risk o
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ZMT Owner’s Manual 4. INSTRUCTIONS FOR INSTALLATION AND HANDLING Figure 6 4.1 Lifting and Unloading To handle the shredder use a hoist or a crane with lifting capability suitable to the weight of the machine (see Table 1) and with proper chains and type approved hooks attach them to the marked points, as shown in Figure 6. 4.2 Packing To make transport easier, the shredder can be supplied in a special pack (disassembled and on pallets). In this case, a card showing the reassembling procedure wil
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ZMT Owner’s Manual Figure B WARNING: All Operations Must Be Done Without The PTO Sharft Mounted. 4.3 Attachment to and Detachment from the Tractor Before carrying out this operation and whenever the shredder is used, it is important to: Visually check the machine in general. Check that all guards are fitted and in good condition. Confirm that all flails are fitted and in good condition. Grease the bearings and any other part as indicated by a decal (Figure 21). Check that all hydraulic
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ZMT Owner’s Manual To attach the machine to the tractor (Figure 8), bring the tractor lower lines (1) near the shredder, to the points corresponding to the pins. Insert the pins (2) and secure them with the spring clips (3). Fit the top link (4) and adjust it at the limit of the slot side tractor (see Figure 8) in order to follow any small depression on the ground. Raise the shredder to a perpendicular position with the ground. Adjust the two tractor lower linkage stabilizers (3) thus fixi
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ZMT Owner’s Manual 4.5 Tractor Stability Due to the design of the shredders and the work they do, it is essential to ensure tractor stability in order to eliminate any risk of an imbalance or overturning. Lift the shredder and check that the tractor’s front tires do not lift up. In case they do, ballast the rear wheel of the tractor opposite to the extended arms and in front. (Figure 11). Figure 11 IMPORTANT: Never work with the extended arms when the tractor is on sloping grounds. During tr
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ZMT Owner’s Manual 5 ADJUSTMENT AND SETTING UP 5.1 Adjustment of the height of cut is obtained by shifting the flail head roller in order to suit the material to be cut and the required degree of chopping (Figure 13). Figure 13 IMPORTANT: Flails must never touch the ground. 5.2 Adjusting belt tension This operation must be carried out with the shredder standing on the ground, the power takeoff disconnected and the iginition key removed. Remove the belts guard, loosen the 4 screws (1) fixing the
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ZMT Owner’s Manual 6 USE AND OPERATING RULES 6.1 Ram control 6.1.1 The ram control levers of the shredder are placed inside the cab and are part of the shredder. This delivers the hydraulic power necessary to run the shredder. Ram (1) (Figure 15) controls the adjustment of the flail head. Ram (2) controls side movement of the flail head. Figure 15 6.1.2 Controls with distributor (OPTIONAL) For tractors equipped with just one pressure tube or when requested by the user, a distributor for ram
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ZMT Owner’s Manual 6.3 Working Mode 6.3.1 Adjust the machine to suit the type of work to be done and the material to be cut: Adjust the height of cut, as shown in Figure 13. Working speed is chosen to suite the material to be cut and the degree of chopping required. The optimum speed ranges from 2 to 5 miles per hour. IMPORTANT: When extending and closing the arms, lightly lift the flail head off the ground, to avoid damage to the frame (Figure 16) Figure 16 IMPORTANT: During reverse movement
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ZMT Owner’s Manual 6.5 Transport Position For transport it is mandatory to: Observe all road transport requirements and fit the necessary warning signs (Figure 19). Secure the arm and the flail head with the appropriate chain, to prevent movement. Figure 19 IMPORTANT: During transport reduce speed especially on bumpy roads. The weight of the shredder may render driving difficult and damage the machine itself. The power takeoff must be disconnected during transport. 16
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ZMT Owner’s Manual 7 MACHINE MAINTENANCE All maintenance, cleaning and repair operations must be carried out with the shredder firmly lowered to the ground and detached from the tractor, or with disconnected PTO, engine off and ignition key out. After the first 2 hours of operation from new (or after fitting new belts), check belt tension. Check regularly after every 8 hours’ operation: Tighten bolts and nuts. Check wear and condition of flails. Check that the protection flaps may be block
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ZMT Owner’s Manual 8. TROUBLE SHOOTING CHART PROBLEM CAUSE FIX Irregular cut Worn, bent or broken fails Replace Machine is not level with Level it by adjusting the the ground flail head hydraulic ram Clogged material due to Reduce working speed excessive working speed Machine noise Loose bolts Tighten bolts Cracks or initiation of flail Have it repaired in head specialized workshop Gearbox noise Lack of oil Fill to level Worn gears Replace Worn bearings Replace
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ZMT Owner’s Manual 9 REPLACING PARTS Before carrying out any work, it is mandatory to: Lower the shredder to the ground. Disconnect the power takeoff, stop the tractor and take out the ignition key. Wear working gloves. Figure 21 9.1 Flail Replacement When the flails are worn, they must all be replaced. In case of a partially broken flail it is advisable to replace the broken one and the one diametrically opposite, in order to maintain the balance (Figure 21). 9.2 Pipe Replacement Before
