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FERRI ZT Use And Maintenance Manual

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USE AND MAINTENANCE MANUAL
SIDE SHREDDER
Model
Serial number
ZT2300
01
ZTE2300
01
EN-US
Rev. 3.0
ENGLISH
Translation of Original Instructions

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  • Page 1 USE AND MAINTENANCE MANUAL SIDE SHREDDER Model Serial number ZT2300 ZTE2300 EN-US Rev. 3.0 ENGLISH Translation of Original Instructions...

  • Page 3: Table Of Contents

    Attaching with a Quick Hitch ..........................48 4.3.3 Hydraulic connections for lateral movement ......................49 Fitting the PTO shaft Balancing the tractor Disconnecting from the tractor 5 ADJUSTMENTS 5.1 Working speed adjustment 5.2 Adjusting the cutting height 5.3 Adjusting the belt tension 6 USE AND OPERATING RULES ZT-ZTE Rev. 3.0...
  • Page 4 Guards 8.5.1 Flaps ..................................89 Rotor 8.7 Flails replacement 9 TROUBLESHOOTING TABLE 9.1 Troubleshooting table 9.1.1 General ................................. 93 10 DEMOLITION AND DISPOSAL 11 WARRANTY 11.1 Invalidation of the Warranty 12 OPTIONAL UNITS 12.1 Controls with distributor 12.1.1 Assembly procedure ............................104 12.2 Adjustable lateral runners ZT-ZTE Rev. 3.0...
  • Page 5 Dott. Sandro Ferri (Luogo e data) FERRI s.r.l. – Via Govoni, 30 – 44030 Tamara (Ferrara) – Italia - Tel. 0532 / 866 866 - Fax 0532 / 866 851 (tagliare lungo la linea tratteggiata) Da compilare a cura del Rivenditore con i dati dell’Utilizzatore...
  • Page 6 - General principles Tractors, machinery for agriculture and forestry, powered lawn and garden equipment - Symbols EN ISO 3767-2 1998 for operator controls and other displays - Part 2: Symbols for agricultural tractors and machinery ZT-ZTE Rev. 3.0...
  • Page 7 WARNING THE WORD “DANGER” INDICATES ANY FORBIDDEN ACTION THAT COULD CAUSE INJURY OR DEATH. DANGER FAILURE TO COMPLY WITH THE INSTRUCTIONS, ESPECIALLY THOSE PRECEDED BY “CAUTION”, “WARNING” AND “DANGER” MAY RESULT IN SERIOUS DAMAGE, INJURY OR DEATH. ZT-ZTE Rev. 3.0...
  • Page 8 IS ABSOLUTELY ESSENTIAL to read the instructions for assembly of the electrical connections before connecting it to the tractor. Failure to comply with the instructions may cause damage to the electrical system and CAUTION invalidate the warranty. ZT-ZTE Rev. 3.0...

  • Page 9: General Information

    1.1.4 Copyright The copyright for this manual is the exclusive property of FERRI srl. The texts, drawings and illustrations in this manual, or any part thereof, may not be disclosed or transmitted to third parties without the prior written authorization of FERRI srl.

  • Page 10: Spare Parts

    Spare parts We recommend that you use original “FERRI” replacements so as not to alter the technical features of the machine. If original parts are not used, FERRI has no liability for any damage to the machine, persons and/or property.

  • Page 11: Machine Versions

    When working with the machine, the version differs depending on the direction of motion and position of the machine with respect to the tractor. Direction of travel Machine on the left Machine on the right Rear-end version Front-end version Reversed version ZT-ZTE Rev. 3.0...
  • Page 12 GENERAL INFORMATION Page left blank intentionally ZT-ZTE Rev. 3.0...

  • Page 13: Safety Regulations

    Examine the safety decals on the machine and described in this manual. To work safely, keep them clean and, if illegible, replace them with new ones. FERRI is not responsible for damages caused by improper use of the machine. WARNING Always inspect the machine thoroughly before use.
  • Page 14 ► Never work, walk or stand under the raised boom. To prevent accidental falls, do not perform maintenance under the raised boom unless it is suitably supported. ► Never use the boom to lift people or objects. ZT-ZTE Rev. 3.0...
  • Page 15 Before leaving the driver's seat and before performing any maintenance, always apply the parking brake and disengage the PTO. Stop the engine and remove the ignition key from the dashboard; wait until all moving parts have come to a complete stop. DANGER ZT-ZTE Rev. 3.0...
  • Page 16 Do not tamper with, remove or bypass the guards and/or safety devices on the machine. DANGER ► Use only original “FERRI” spare parts. FERRI is not responsible in case of: ► Improper use of the machine or use by untrained personnel; ►...

  • Page 17: Safety Regulations Concerning Road Traffic

    WARNING Check the hoisting capacity and stability of the tractor (or other vehicle) to prevent overturning and/or loss of grip by the turning wheels. ZT-ZTE Rev. 3.0...

  • Page 18: Safety Rules During Use

    Never leave driver's seat while the machine is in the raised position. Lower the machine to the ground, disengage the PTO and switch off the tractor (or vehicle) engine before leaving the driver's seat. ► Never leave the machine unsupervised while the tractor (or vehicle) is moving. ZT-ZTE Rev. 3.0...

  • Page 19: Responsibilities Of The Operator Or Owner

    Operators who have not taken a training course are not qualified to use the machine. ZT-ZTE Rev. 3.0...

  • Page 20: Safety Regulations Concerning The Hydraulic System

    Make sure that there is no pressure inside the hydraulic system before performing maintenance or repair operations. If there is pressure, open and close the hydraulic controls several times to discharge the pressure in the system. DANGER ZT-ZTE Rev. 3.0...

  • Page 21: Fire Prevention

    To clean mechanical parts, never use gasoline, solvents or other flammable and/or toxic fluids. Use approved, non-flammable and non-toxic solvents available on the market. ► Never weld near tanks, hoses, drums, electrical cables or flammable materials in general. ZT-ZTE Rev. 3.0...

  • Page 22: Safety Gear And Protection For The Operator

    Mount the machine only on tractors with approved anti-roll over driving cab (ROPS). ONLY IN CASE OF VENTRAL MACHINES: due to the presence of the booms on one side of the tractor, the back door (A) is to be considered an emergency exit. WARNING ZT-ZTE Rev. 3.0...

  • Page 23: Maintenance: Safety Rules

    Use a ladder or elevated platform to access high points which cannot be reached from the ground. Slipping and falling can cause serious injury or death. Do not lean the ladder against the machine. WARNING ZT-ZTE Rev. 3.0...

  • Page 24: Working Range Of The Machine

    (at least 50 m/164’1” ft). Make sure no one is near the machine when it is in motion. ► Stay out of the working range of the machine. ► Always know where all additional personnel are located when operating the machine. Never allow anyone within the hazard area. ZT-ZTE Rev. 3.0...

  • Page 25: Safety Decals

    Safety decals can be ordered from your local Dealer or directly from the Manufacturer. Make sure the safety decals are legible. Clean them with a cloth, soap and water. Replace damaged safety decals with others of the same type; make sure to apply them in their original positions. CAUTION ZT-ZTE Rev. 3.0...
  • Page 26 Danger of injury to the limbs, DO NOT APPROACH THE MACHINE IN ACTION. If any extraneous material (metal wires, ropes, etc.) become twisted around the rotor, stop the machine immediately. Make sure the rotor shaft and the other parts of the machine are completely stopped before approaching. STOP ZT-ZTE Rev. 3.0...
  • Page 27 Indicates the direction of rotation and the number of revolutions (540 rpm) of the G I R I R. P. M. T O U R S D R E H E Z A H L M A X . 5 4 0 tractor power take-off. ZT-ZTE Rev. 3.0...
  • Page 28 Decal grouping several of the warnings described above. 1801546 Decal grouping several of the warnings described above. 1801544 Keep at a safe distance from the working range of the machine. Decal grouping several of the warnings described above 1801545 ZT-ZTE Rev. 3.0...

  • Page 29: Replacing Safety Decals

    Remove the rest of the protective paper from the adhesive and carefully press all over the decal so that it adheres to the surface completely. ► Any small air bubbles trapped inside the adhesive can be eliminated by pricking the paper with a pin and smoothing the paper detached from the adhesive. ZT-ZTE Rev. 3.0...

  • Page 30: Replacement Of "Iso" Decals With "Ansi" Decals

    READ AND UNDERSTAND THE OPERATOR’S MANUAL BEFORE USING: • Stop tractor engine, place all controls in neutral, set park brake, remove ingnition key and wait for all moving parts to stop before servicing, adjusting, reparing, unplugging or filling . ZT-ZTE Rev. 3.0...

  • Page 31: Technical Features

    General description of the machine The ZT and ZTE model SHREDDERS are designed, built and equipped with guards for use exclusively in the agricultural and road maintenance sectors for cutting grass, reeds, bushes and shrubs with a diameter of up to approx. 4 cm (1.57 in).

  • Page 32: Machine Identification

    GOVONI 30, 44030 TAMARA (FE) ITALY MOD. Serial no. YEAR Series MAX WEIGHT Driving Speed kg (lbs) km/h MAX POWER MAX PRESS. bar (psi) Connected loads kg (lbs) The data given on the identification plate are indispensable when ordering spare parts. CAUTION ZT-ZTE Rev. 3.0...

  • Page 33: Names Of The Parts

    Flail head orientation articulation 3 point coupling Gearbox Arms support articulation Pulleys Support foot Belts Arms for lateral movement Rear guard Front guard Flail shaft Rotor bearing guard Flails Shredding flail head Roller Runners (optional) Flail head orientation hydraulic ram ZT-ZTE Rev. 3.0...

  • Page 34: Technical Data

    (*) For jobs where absorption exceeds the maximum power indicated, it is advisable to use a PTO shaft with clutch (torque limiter). ZT2300 ZTE2300 2,48 2,78 8’ 2” 9’ 1” 0,86 0,86 2’ 10” 2’ 10” 0,87 0,77 2’ 10” 2’ 6” ZT-ZTE Rev. 3.0...

  • Page 35: Noise Level

    TECHNICAL FEATURES Noise level Measurement of the noise level is done on all models of machines produced by FERRI. The noise values indicated are emission levels and do not necessarily represent safe operating levels. The relationship between emission levels and exposure levels cannot be reliably used to establish whether further precautions are required or not.

  • Page 36: Working Range

    2,94 3,27 9' 8" 10' 9" 1,79 1,79 5' 10" 5' 10" 0,63 0,30 90° 2' 1" 0,81" 1,92 1,92 6' 4" 6' 4" 1,50 1,50 4' 11" 4' 11" 1,66 1,99 5' 5" 6' 6" 45° ZT-ZTE Rev. 3.0...

  • Page 37: Variations

    Articulated “Y” flails for grass, canes and shrubs up to 2 cm (0.78 in) in diameter. NOTE: Do not use on stony terrain. If any irregularities and/or strange noises are noticed after changing the flails, contact the Manufacturer. WARNING ZT-ZTE Rev. 3.0...

  • Page 38: Controls With Distributor

    For tractors equipped with only one oil pressure tap or on specific demand by the customer, it is possible to fit a two lever control distributor (A) with flexible pipes, also envisaged with the float system for operating the hydraulic ram (1). ZT-ZTE Rev. 3.0...

  • Page 39: Runners (Optional)

    TECHNICAL FEATURES 3.7.3 Runners (Optional) The runners (1) serve to: Adjust the working height of the machine, in combination with the standing roller (see Chapter 5); Prevent excess wear on the cutting flails. ZT-ZTE Rev. 3.0...
  • Page 40 TECHNICAL FEATURES Page left blank intentionally ZT-ZTE Rev. 3.0...

  • Page 41: Installation And Handling

    Any subsequent handling of the machine must be carried out exclusively by means of a fork-lift truck. Handling operations must be carried out by qualified, trained personnel (crane operators, forklift operators, etc.). Hoisting is a delicate maneuver, always carried out at the user’s risk. WARNING ZT-ZTE Rev. 3.0...

  • Page 42: Removal Of Packing Materials

    CAUTION Place the pallet on a flat, dry surface. Before removing the iron wires fastening the parts of the machine dismantled from it, place them in the slings connected to the winch to prevent them from falling. ZT-ZTE Rev. 3.0...
  • Page 43 Place the PTO flat on the ground at a due distance so as not to interfere with assembly of the machine. Fasten the machine at the points provided for hoisting it (indicated in the preceding paragraph). Connecting the machine to any other lifting points is extremely dangerous. WARNING ZT-ZTE Rev. 3.0...
  • Page 44 Hoist the machine with a winch/elevator of adequate load capacity (as shown in the figure), and move it away from the wooden pallet, then lower it slowly to the ground. With this type of fastening the machine tends to position itself horizontally and can be set gently on the ground. Remove the shipping brackets (4). ZT-ZTE Rev. 3.0...
  • Page 45 Insert and fasten the special pin and block it with the screw and lock ring provided. ZT-ZTE Rev. 3.0...
  • Page 46 TRANSPORT AND INSTALLATION Install the hydraulic hoses passing them along the arm (A) and fastening them with the clamps provided. FERRI is not responsible for any damage caused by improper assembly of the parts described in this paragraph. CAUTION ZT-ZTE...

  • Page 47: Coupling To Tractor

    There is a risk of injury due to the presence of points where crushing and cutting can occur near the tractor elevator arm linkage system. Do not use the external control for raise the machine. DANGER During coupling, do not allow anyone to stand between the tractor and the machine. CAUTION ZT-ZTE Rev. 3.0...

  • Page 48: Attaching Without A Quick Hitch

    Do not work with the flail head tilted toward the front or rear, so as not to alter the effectiveness of the safety guards installed on the machine. The flail head should be parallel to the ground during operation. DANGER ZT-ZTE Rev. 3.0...

  • Page 49: Hydraulic Connections For Lateral Movement

    Before doing any work on the hydraulic system, switch off the tractor engine (if on) and bleed out any residual pressure from the circuit. Dispose of used oil and grease correctly. Deliver them to the special disposal centers. Identification code of hydraulic hoses 2 YELLOW bands 1 YELLOW band 2 GREEN bands 1 GREEN band 4.11 ZT-ZTE Rev. 3.0...

  • Page 50: Fitting The Pto Shaft

    Before leaving the driver's seat of the tractor and performing any operation, apply the parking brake and disengage the PTO. Switch off the engine and remove the ignition key from the dashboard. CAUTION Never pass beyond the PTO shaft area (with or without the PTO shaft in movement). WARNING ZT-ZTE Rev. 3.0...
  • Page 51 Make sure that the length of overlap between the contoured pipes is not less than 2/3 of the stroke with the PTO shaft closed. If not, cut the excess part of both the telescopic pipes (A) and the guards (B). Cut both sides the same length. 4.13 ZT-ZTE Rev. 3.0...
  • Page 52 Make sure the coupling is locked in position. ► Always stop the power take-off when raising the machine or when the manoeuvring angles are too large. FERRI is not responsible for damage caused by improper connection and use of the PTO shaft. CAUTION ZT-ZTE Rev.

  • Page 53: Balancing The Tractor

    If necessary, ballast the rear wheel of the tractor opposite the extended arm. Do not work with the arms extended when the tractor is standing on sloping ground. During transport, move the flail head into central position. CAUTION ZT-ZTE Rev. 3.0...

  • Page 54: Disconnecting From The Tractor

    Fasten the third coupling point to its support on the tractor. Unfasten the hydraulic elevator arms from the machine coupling points by removing their locking bolts and connection pins. Get back on the tractor and start the engine. Drive it away carefully. ZT-ZTE Rev. 3.0...

  • Page 55: Adjustments

    Working speed adjustment Safe working speed depends on terrain condition, type of material to be cut, density, height of cut and the degree of shredding required. In any case optimum speed ranges between 1-5 Km\h (0,62-3,10 Mph). ZT-ZTE Rev. 3.0...

  • Page 56: Adjusting The Cutting Height

    Align the roller (2) with one of the three adjusting holes (A,B,C) on the frame, depending on the degree of finishing that you want to obtain. ► Tighten the screws (1). Height between roller and maximum cutting circumference 0,90 1,85 2,32 ZT-ZTE Rev. 3.0...
  • Page 57 Adjustment of the runners should be made at the same time as adjustment of the supporting roller. Take care during adjustment to prevent positioning the guards (4) too far from the ground so that during use of the machine they do not trap the solid bodies thrown out by the rotating flails. CAUTION ZT-ZTE Rev. 3.0...

  • Page 58: Adjusting The Belt Tension

    15 mm is obtained. When the belts are tightened correctly, fasten the 4 retaining screws (2) of the gearbox and replace the belt protection casing (1). mm. 15 ZT-ZTE Rev. 3.0...
  • Page 59 15 In addition to ensuring higher machine output, correct tightening keeps the belts from slipping (when they are too loose) or overheating (when they are too tight) that might otherwise cause breakage or premature wear. CAUTION ZT-ZTE Rev. 3.0...
  • Page 60 ADJUSTEMENTS Page left blank intentionally ZT-ZTE Rev. 3.0...

  • Page 61: Use And Operating Rules

    Under all circumstances, always keep all parts of the body inside the cab in order to reduce the risk of exposure to any external hazards. Before using the machine, learn to use the controls and their functions. WARNING ZT-ZTE Rev. 3.0...

  • Page 62: Positioning The Machine During Work Stages

    Adjust the three point coupling to the position required and lock it in place. Practice using the hydraulic control levers that maneuver the machine when it is working. When working, do NOT touch the taps (1) and (2) to prevent damage to the machine. CAUTION ZT-ZTE Rev. 3.0...

  • Page 63: Startup

    Failure to respect this limit will endanger safety and could cause serious damage to the machine. CAUTION The machine is used with oil at temperatures over 30°C. Heat the oil with a hydraulic ram in position at the limit switch. WARNING ZT-ZTE Rev. 3.0...

  • Page 64: Work Stages

    WARNING Do not let the flails rotate when the head is raised off the ground. The possible launch of objects by the flails could cause serious injury or death. WARNING ZT-ZTE Rev. 3.0...

  • Page 65: Stopping

    If the ground slopes steeply, fit wedges under the tractor wheels to block it; Make sure all moving parts have ceased rotation before switching off the tractor engine or moving the tractor (with the machine not in function). ZT-ZTE Rev. 3.0...

  • Page 66: Transport Position

    Check that the hydraulic elevator levers are blocked so that the the machine will not descend during transport. ► Observe all the road transport requirements. ► See paragraph 2.2 – Safety rules concerning road traffic in this manual. ZT-ZTE Rev. 3.0...
  • Page 67 During transport reduce speed especially on bumpy roads. The weight of the machine could make it difficult to drive and cause damage to the machine. During road transport the power take-off must be disconnected. WARNING ZT-ZTE Rev. 3.0...
  • Page 68 USE AND OPERATION Page left blank intentionally ZT-ZTE Rev. 3.0...

  • Page 69: Routine Maintenance

    Switch off the tractor engine (or vehicle); Apply the parking brake; Remove the ignition key; Get off the tractor to check the extent of the problem; Wait for the oil and hot surfaces to cool; Proceed with any repairs required on the machine. ZT-ZTE Rev. 3.0...

  • Page 70: Checklist

    Check for the tightening of screws and nuts ► Check for the wear and condition of flails ► Make sure the safety guards are intact and in good working order ► Grease the pins, bearings, spiders and PTO shaft telescopic barrel, etc. ZT-ZTE Rev. 3.0...

  • Page 71: Every 50 Working Hours Or Once A Month

    Carry out a visual inspection of the machine for breakages and/or damage ► Check that the heat exchanger is clean and free from debris or leaves ► Check that the rotor bearings do not overheat during operation Intervention Person in charge Intervention Person in charge date date ZT-ZTE Rev. 3.0...

  • Page 72: Every 200 Working Hours

    Check the wear of the rotor flails ► Check rotor balancing ► Check the status of the oil filter cartridge (intake and discharge, if fitted) ► Check for the correct setting of controls Intervention Person in charge Intervention Person in charge date date ZT-ZTE Rev. 3.0...

  • Page 73: Every 500 Working Hours Or Once A Month

    Check for the seal of the oil filling cap (replace if necessary) ► Check that the support roller bearings are not worn (replace if necessary) ► Check that the rotor bearings are not worn (replace if necessary) Intervention Person in charge Intervention Person in charge date date ZT-ZTE Rev. 3.0...

  • Page 74: Oil Table

    ROUTINE MAINTENANCE 7.3 Oil table The following table lists the types of oil to use when topping up. TYPE CLASSIFICATION BLASIA 220 ISO VG 220 OIL QUANTITY IN THE GEAR BOX liters gallons 0,34 ZT-ZTE Rev. 3.0...

  • Page 75: Greasing

    Replace the nozzle if necessary. ► In the event of prolonged inactivity, repeat these operations before using the machine again. INCREASE THE FREQUENCY OF ROUTINE MAINTENANCE IF THE MACHINE IS USED UNDER PARTICULARLY TAXING WORK CONDITIONS. CAUTION ZT-ZTE Rev. 3.0...

  • Page 76: Belt State

    If the belts are new, check the tension the first time after 4 hours of work to ascertain the degree of breaking in and tension. Used belts If the belts are broken in or have been used for more than 24 hours, check for wear and, if necessary, adjust to the proper tension (see Chapter 5). ZT-ZTE Rev. 3.0...

  • Page 77: Hydraulic Hose Couplings

    M22 x 1.5 M24 x 1.5 M26 x 1.5 M30 x 2 M36 x 2 M45 x 2 M52 x 2 Table of tightening torques for metrical threading type UNI 5541 - 65 UNI 5542 - 66 CAUTION ZT-ZTE Rev. 3.0...

  • Page 78: Bolt Tightening

    ▼ M2.5 0,45 M3.5 1,25 1,25 1,75 1.008 1.041 1.004 1.098 1.204 1.317 1.181 1.261 1.418 1.513 1.050 1.139 1.477 1.602 1.772 1.923 1.146 1.248 1.611 1.754 1.933 2.105 1.072 1.193 1.429 1.590 2.009 2.236 2.411 2.648 ZT-ZTE Rev. 3.0...
  • Page 79 (such as impulse, friction, continuous torque, etc.); the conditions of finishing of the thread; etc. If the joint is made with nuts or selflocking rings, the torque value should be increased by about 15%. ZT-ZTE Rev. 3.0...

  • Page 80: First Use Or Resumption Of Use After Prolonged Disuse

    Make sure that there are no leakages of oil from fittings or hoses; ► Check that all the guards are positioned correctly; ► Make sure the system is functioning properly; ► Protect all the electrical connections with anti-oxidant. ZT-ZTE Rev. 3.0...

  • Page 81: Parking Or Storage

    Clean with a jet of compressed air; CAUTION Spray with special rustproofing compound for electric contracts. Take care to apply some silicone (for electrical systems) to seal the screws on the type DIN electric parts that may have been removed for maintenance. ZT-ZTE Rev. 3.0...
  • Page 82 ROUTINE MAINTENANCE Page left blank intentionally ZT-ZTE Rev. 3.0...

  • Page 83: Extraordinary Maintenance

    Switch off the tractor engine (or vehicle); Apply the parking brake; Remove the ignition key; Get off the tractor to check the extent of the problem; Wait for the oil and hot surfaces to cool; Proceed with any repairs required on the machine. ZT-ZTE Rev. 3.0...

  • Page 84: Hose Replacement

    “dry” for a few seconds to be irreparably damaged. CAUTION Check the conditions of the filters regularly and monitor the hydraulic oil level in the tank to prevent contamination, overheating or other damage to the hydraulic system. CAUTION ZT-ZTE Rev. 3.0...

  • Page 85: Belt Replacement

    Remove the belts (4) from the respective pulley races and replace them with new ones; After replacing the belts (4), adjust them as indicated in Chapter 5; Reassemble the belt cover case (1). Replace all the belts in the set even if only one is deteriorated. CAUTION ZT-ZTE Rev. 3.0...
  • Page 86 Remove the belts (5) from the respective pulley races and replace them with new ones; After replacing the belts (5), adjust them as indicated in Chapter 5; Reassemble the belt cover cases (1) and (2); Replace all the belts in the set even if only one is deteriorated. CAUTION ZT-ZTE Rev. 3.0...

  • Page 87: Pulley Replacement

    Couple the entire unit to the shaft after first checking the correct position of the pulley; Uniformly tighten the screws (2) using the corresponding torque wrench M=35Nm. Inspect all the belts visually before reassembling them. If you notice any deterioration, even of a single belt, replace all of them. CAUTION ZT-ZTE Rev. 3.0...

  • Page 88: Security Pin Replacement

    EXTRAORDINARY MAINTENANCE Security pin replacement Perform this operation with an elevator or winch to prevent unfastened parts from falling or causing dangerous unbalancing. When replacing pins, clean and grease their housings. ZT-ZTE Rev. 3.0...

  • Page 89: Guards

    Unscrew the nuts (7) and the washers (6); Remove the fastening rod (5); Replace any damaged guards (4); Reposition the fastening rod (5); Unscrew the nuts (7) and the washers (6); Use only original spare parts. CAUTION ZT-ZTE Rev. 3.0...

  • Page 90: Rotor

    Installation of non-original flails may cause vibrations or breakage of the roller bearings. To replace damaged parts or flails, contact FERRI's specialized personnel or an authorized dealer. WARNING If you notice any irregularities or strange noises after changing the flails, contact FERRI immediately. WARNING ZT-ZTE...

  • Page 91: Flails Replacement

    When replacing the flails, DO NOT REMOVE THE BALANCING WEIGHTS from their original position. WARNING If you notice any irregularities or strange noises after changing the flails, contact FERRI immediately. WARNING Replace any bent or broker flails with new ones.
  • Page 92 EXTRAORDINARY MAINTENANCE Page left blank intentionally ZT-ZTE Rev. 3.0...

  • Page 93: Troubleshooting Table

    Troubleshooting table The maintenance operations authorized by FERRI srl are indicated in Chapter 7 – “ORDINARY MAINTENANCE”. The contents of this chapter are not exhaustive, but attempt to provide information on the most common problems to assist specialized service experts in finding the cause.
  • Page 94 Have the frame repaired at an authorized Excessive machine Machine shows cracks or initial signs Ferri workshop. Check to see if there are any operating noise of breakage unbalanced moving parts and correct the defect Worn bearings...
  • Page 95 Broken, worn or missing flails Replace the flails Check rotor balancing and have repairs Unbalanced flail holder shaft or replacements made in authorized Ferri workshops Worn flail holder shaft bearings Have them replaced in specialized workshops Identify the part responsible for the problem...
  • Page 96 PROBLEMS PROBABLE CAUSE REMEDIES Excessive material to shred Reduce forward speed Have it checked in an authorized Ferri workshop, Hydraulic system requires checking particularly as regards the conditions of the filter and hydraulic hoses, valve settings, etc. Hydraulic oil overheating (over 80°C)
  • Page 97 Oil leakage onto the motor hoses (especially for drainage). Replace if they are clogged or damaged Repair or replace the pump at authorized Ferri Pump worn or damaged workshops. Check the condition of the discharge filter and replace if necessary...
  • Page 98 Flails touch the ground Adjust height of cut Tractor has more power than the Connect the machine to a tractor with adequate machine can withstand power Belts slipping Insufficient belt tension Check the pre-tension of the belts on the pulleys ZT-ZTE Rev. 3.0...

  • Page 99: Demolition And Disposal

    Parts consisting entirely of plastic, aluminum and steel can be recycled at special differentiated waste collection centers. Do not dispose of the used oil carelessly. Oil is a special waste and must be delivered to specific collection centers, in accordance with the laws in force. WARNING ZT-ZTE Rev. 3.0...
  • Page 100 DEMOLITION AND DISPOSAL Page left blank intentionally ZT-ZTE Rev. 3.0...

  • Page 101: Warranty

    NECESSARY West Springfield, MA 01090 IF MAILED Any claims must be sent in writing to FERRI within eight days of receipt of the machine, enclosing a copy of the delivery IN THE UNITED STATES documents countersigned by the person in charge of transport or handling.
  • Page 102 WARRANTY Page left blank intentionally ZT-ZTE Rev. 3.0...

  • Page 103: Optional Units

    Switch off the tractor engine (or vehicle); Apply the parking brake; Remove the ignition key; Get off the tractor to check the extent of the problem; Wait for the oil and hot surfaces to cool; Proceed with any repairs required on the machine. ZT-ZTE Rev. 3.0...

  • Page 104: Controls With Distributor

    12.1.1 Assembly procedure Screw or weld the plate (1) on the three-point connector in the position shown. 12.1 Fit the distributor (2), fastening it to the plate (1) with the relative screws (3). 12.2 ZT-ZTE Rev. 3.0...
  • Page 105 Put the two unused snap couplings away in a safe place. CAUTION 12.3 Fasten the four reduction couplings to the distributor with their sealing washers. Connect the hoses (7) to the distributor as shown in the figure. ZT-ZTE Rev. 3.0...
  • Page 106 OPTIONAL UNITS 12.4 The floating element (F) must be connected to the hydraulic ram for orientation of the shredder (1) (see Chapter 6). CAUTION ZT-ZTE Rev. 3.0...

  • Page 107: Adjustable Lateral Runners

    The runners are fastened to the side walls of the shredder with screws (2), washers (3) and nuts (4), and are positioned as shown in the figure. The height adjustment must be made at the same time as on the supporting roller (see Chapter 5). 12.5 ZT-ZTE Rev. 3.0...
  • Page 108 OPTIONAL UNITS Page left blank intentionally ZT-ZTE Rev. 3.0...
  • Page 109 NOTES...
  • Page 110 FERRI s.r.l. Via C. Govoni, 30 44030 Tamara (FE) - ITALY Tel/Phone: 39-0532.866866 Fax: +39-0532.866851 http://www.ferrisrl.it e-mail: info@ferrisrl.it Spare Parts & Customer Service at: J.S. Woodhouse Co. P.O. Box 1169 Inc. 1314 Union Street West Springfield, Ma. 01090 U.S.A. Tél. 413-736-5462 Fax.

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