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Metal-Fach Z577 Maintenance Book

Bale wrapper
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REPAIR AND MAINTENANCE BOOK
BALE WRAPPER
Z577
MAY 2020

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Summary of Contents for Metal-Fach Z577

  • Page 1 REPAIR AND MAINTENANCE BOOK BALE WRAPPER Z577 MAY 2020...
  • Page 3 6.17 Adapting the wrapping for 500 mm film ............31 6.18 Adapting the service-table chain drive for 500 mm film ........31 6.19 Adapting the feeder for 500 mm film ..............31 6.20 Adjustment valves ..................32 6.20.1 The adjustment valve for the turntable lock ...........33 Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 4 6.24 Front lighting transporting and servicing positions .........40 7 Hydraulic system ....................41 8 Lighting system ....................43 9 Lubrication ......................44 9.1 Lubrication points ..................44 9.2 Lubrication interval..................45 10 Metric-bolt-tightening torques ................46 11 Possible faults ......................47 NOTES ........................52 Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 5 B – Category, Subcategory, and Vehicle-Speed Indicator; C – EU-Type Approval Number; D – VIN; E – Permissible total design weight of the vehicle; F – Vertical load at coupling point; G – Permissible design weight per front axle. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 6 The location of the rating plate VIN number on the machine Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 7 • Store the Bale Wrapper in a manner that does not compromise the safety of persons or animals The film cutter fitted with sharp blades must remain in the closed position Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 8 CAUTION CAUTION! Dismantle the machine. Sort the dismantled parts. Deliver the dismantled parts to the relevant recycling points. CAUTION During the dismantling of the Wrapper wear the proper protective clothes and protective boots. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 9 Prior to the commencement of connecting the Bale Wrapper to the tractor make sure that it fulfils all the requirements. Combine the Bale Wrapper Z577 with a farm tractor with power of at least 30 kW and a pull class of at least 0.9.
  • Page 10 Connecting the hitch and drive of the Bale Wrapper • Connect the Bale Wrapper to the lower or upper tractor’s hitch, whichever allows the transmission of a vertical load of 2.5 kN. Check stability and manoeuvrability with the tractor. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 11 Stop the tractor’s engine, take the key from the ignition, and engage the tractor’s parking brake. Set the proper level of the hitch by selecting the appropriate adjustment CAUTION eye to level the Bale Wrapper. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 12 After disconnecting the wrapper from the tractor, its power supply wires and the communication cable of the control panel should be stored in the box for the electric bundle mounted on the wrapper drawbar. CAUTION Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 13 Drawbar components Drawbar components Key for the Z577 Bale Wrapper’s drawbar components (Fig. 10) 1. Chain with a padlock and key set (protection against unauthorised use of the machine) 2. Chain with a connecting shackle (additional protection against combination detachment) 3.
  • Page 14 If it is necessary to conduct operation-maintenance activities under elevated machine parts (e.g. wheel replacement), they must be protected against lowering by installing stable supports underneath. When changing a wheel, lift the Bale Wrapper using the points marked with the jack pictogram Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 15 After carrying out the lubrication, remove the excess grease spilt from the lubrication points so that you prevent them from attracting dirt and hampering the machine’s operation. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 16 CAUTION CAUTION! Before you start the operation and adjustment works, ensure you switch off the tractor’s hydraulic system, stop the engine, take the key from the ignition, and engage the tractor’s parking brake. CAUTION Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 17 When controlling the Bale Wrapper, follow the principles below to move the levers: try to start and finish the movements of the machine's working parts smoothly. Sudden and reckless movements can result in machine damage. CAUTION Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 18 CAUTION! Take time! If you are a beginner at Bale Wrapper operations, always check the pictogram to confirm the lever matches the action you want to activate. CAUTION Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 19 The ratio on the chain drive between the roller near the roll and the outer roller is 1.75. The film should be pre-stretched at 70-80%, but it might vary due to different types and properties of films. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 20 CAUTION When the machine is not coupled with the tractor, the support foot is used to prop the machine firmly. Use it to level the Bale Wrapper when coupling the machine with the tractor. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 21 Secure the hitch-eye connection by tightening the bolt and nut (1) to a torque of 400 Nm. • Secure the connection of the drawbar and the Bale Wrapper frame by tightening the bolts and nuts (2) and (3) to a torque of 400 Nm. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 22 Insert the pin from top to bottom (1) into the lock holes of the axle shaft • The pin should be pushed all the way to the stop (2) • Secure the pin with the locking pin (3) to prevent it from slipping out Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 23 Fit the pin to hold the axle shaft in position and secure it with a locking pin (Section 6.8.2). If you have problems jacking the axle shaft, roll the ground wheel manually on a hard surface. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 24 Fit the pin to hold the axle shaft in position and secure it with a locking pin. CAUTION! Exercise extreme caution when shifting the drawbar position. Ensure there are no bystanders around and there is enough space left for manoeuvring the tractor and Bale Wrapper. CAUTION Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 25 Set the manifold lever in the neutral position, switch off the tractor’s engine, and apply the parking brake. • Secure the axle shaft position using the pin lock (Section 6.8.2). CAUTION! Always lock the wheel with a pin after shifting it in the desired position. CAUTION Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 26 Fit the sensor in the correct position using the sensor's nuts. • Put the counter panel in the tractor, start the tractor and turn the table to check whether the revolutions are being counted on the L-02 counter. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 27 Two chain drives are designed in the Bale Wrapper to drive the service table and rollers, and one chain drive for the correct ratio of the pre-stretchers in the foil feeder. Routine checks of chain tension must be performed after wrapping 120 bales. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 28 • Tighten the M12 bolt for the chain tensioner (3) so that it results in a 20 mm bend in the chain • Tighten the 4 M12 nuts (2) • Install the chain guard Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 29 The correct tension is characteristic of a chain bend of 10–15 mm. • Once the chain tension is set, tighten the locking nuts (3). • Replace the guard (2) and secure it by tightening its nuts (1). Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 30 A correctly tensioned drive chain will facilitate the smooth rotation of the film pre- stretchers. If the rotation of the rollers is obstructed or blocked, it can be caused by excessive tension of the drive chain. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 31 Lock it in place again by fitting the locking bolt and lock it in place by tightening the M12 nut onto it. • Tighten the lower roll holder shaft using the crank provided at a height that enables the mounting of the 500 mm film roll. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 32 CAUTION Once the valve is set, check the functioning of a selected section, and, if the result is not satisfactory, turn the valve hand wheel on or off by another half a turn. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 33 The valve design allows the choking of the oil flow to be set in one direction, marked on the valve shell. Choking does not apply in the opposite direction. 6.20.1 The adjustment valve for the turntable lock The location of the adjustment valve for the service table lock Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 34 Repeat if necessary. CAUTION! When locking the service table, move the control levers smoothly and avoid sudden movements with the control lever. Locking the service table too abruptly can damage the locking unit. CAUTION Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 35 Adjusting the mechanical film-cutting device The correct operation of the mechanical cutter is described in the manual. Film cutting Enclosed film cutter A back view, B front view Open film cutter A back view, B front view Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 36 Use the set screws (12) to set the buffer force of the fixed and moving blades. DANGER! Exercise particular caution when adjusting the blade. The blade is very sharp. Risk of hand injury. DANGER Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 37 Lower or raise the cutter frame to the desired position (4) and secure this position by tightening the nuts (3). • Replace the covers (2) and secure with M12 nuts (1). 6.22.2 Adjusting the starting position of the cutter Cutter starting module – closed position of the cutter Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 38 The cutter is factory pre-set to close when the mobile frame reaches its maximum tilt. Cable length adjustment point Cutter starting module – open position of the cutter. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 39 If the accumulator is refilled with too much or too little pressure, repeat the procedure by connecting the supply line for the cylinder first, and then opening the cutter's ball valve and releasing the pressure to the tractor's hydraulic system. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 40 Secure the position with a pin and locking pin. • Loosen the knobs (1) and slide the reflector brackets (2) out. Use the knob to lock the position. • Do the procedure for both right and left. Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 41 Depending on the version, the Z577 Bale Wrapper features a power hydraulic system (Fig. 35, 36), consisting of the following parts. 1 – Control levers, 2 – Hydraulic manifold, 3 – One-way flow control valve, 4 – Hydraulic motor for turntable, 5 –...
  • Page 42 Use-flow regulators. CAUTION Hydraulic system 1 - 3-section manifold, 2 - valve, 3 - control levers Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 43 (Fig. 38 – B). Wrapper-lighting plug (socket side view) Table 1. Description of the plug lighting wires (Fig. 39) No. of Designation Circuit description Left indicator Fog lights Earth Right indicator Right-position lamps STOP Left-position lamps Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 44 5 – Rolling bearing 2 – Pin 6 – Cylinder bushes 3 – Chain drive 7 – Thread 4 – Axle gear box 8 – Film-cutter unit Lubrication points A – diagonal view, B – back view Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 45 Bearing lubricant or lube oil Film-cutter device – cutting blades ● Plant-based oil Axle gear box Refill gearbox oil every 2 80W90 gear oil years (mechanical cutter) Axle gear box ● Bearing lubricant (hydraulic cutter) Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 46 1.50 2.00 1.50 2.50 1.50 2.50 1.50 2.50 2.00 1.50 1090 3.00 1080 1240 2.00 1160 1360 1.50 3.00 1570 1840 2.00 1200 1700 1990 3.50 1500 2130 2500 2.00 1060 1670 2370 2380 Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 47 The system supplying the Check for possible external actuator not tight leakage One of the cylinders does not Damaged cylinder Contact the dealer move The rod of the control wire Contact the dealer damaged Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 48 The film on a wrapped bale Bale’s tipper position Set the bale tipper closer to is damaged during unloading incorrect the right axle shaft Incorrect procedure during Lock the service table prior unloading to unloading Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 49 Push the ground wheel away unlocking the retaining pin by the axle shaft of the from the side toward the lock that secures the right ground ground wheel and remove the pin wheel in place Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 50 (Section 6.10) Improper film coverage of a bale Set the correct height of the The film-feeder setting film feeder, release the frame incorrect hook in which a film roll is mounted Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 51 The bale counter does not count revolutions Sensor wire or plug Check the condition of the connecting the sensor with sensor wire and plug, contact the counter damaged the distributor Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 52 NOTES ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 53 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 54 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................Z577 – REPAIR AND MAINTENANCE BOOK...
  • Page 56 Therefore, before making your purchase decision, please contact an authorised dealer or sales representative of Metal- Fach Sp. z o.o. Metal-Fach Sp. z o.o. will not accept any complaints regarding the data and pictures contained in the catalogue, as the presented range of products does not constitute an offer within the meaning of the provisions of the Civil Code.