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OPERATOR'S MANUAL
SERVICE BOOK
AS-751 RC
028617......
Applies to model AS-751 RC with type/serial number:
Page 1 / 49

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Summary of Contents for AS MOTOR AS-751 RC

  • Page 1 OPERATOR’S MANUAL SERVICE BOOK AS-751 RC 028617…… Applies to model AS-751 RC with type/serial number: Page 1 / 49...
  • Page 2: Table Of Contents

    RECOMMENDED OPERATING INSTRUCTIONS ............16 STEERING .......................... 18 ......................18 ONTROL BOXES NBB ....................19 EMOTE CONTROL AS-751 RC SAFETY SYSTEM ..................21 10 PREPARING THE MACHINE ..................22 10.1 ..............22 ELIVERY OF THE MACHINE TO THE DEALER 10.2 ..................
  • Page 3 OUNTING OF SPIKES 12.8 ..................46 LEANING OF THE MACHINE 12.9 ....................... 46 ORQUE MOMENTS 13 FAULT LOCALISATION ....................47 14 MAINTENANCE AFTER THE SEASON ................. 48 15 GUARANTEE STIPULATIONS FOR THE AS-751 RC ..........48 Page 3 / 49...
  • Page 4: Introduction

    1 INTRODUCTION Important The AS-751 RC is a remotely controlled flail mower. The life of the equipment depends on how maintenance and services are carried out. The operator’s manual supplied with the machine must always be available for the operator.
  • Page 5: Identification Of The Machine

    The machine sign is placed behind the black control box in the left side of the machine. Look for the identification number and write it on the line above and also on the front page of the catalogue. Location of the machine sign at the AS-751 RC Page 5 / 49...
  • Page 6: Safety Regulations

    2 SAFETY REGULATIONS WHENEVER YOU SEE THIS SIGN IN THIS BOOK YOUR SAFETY IS CONCERNED! It is the responsibility of the user that the guards are mounted and the available safety equipment and all safety regulations are employed and observed. Careful operation is the best guarantee against accidents.
  • Page 7 Keep your hands away from the working parts of the machine. Keep the motor area free of dust and dirt in order to reduce the risk of fire. Always have the machine within your range of vision and be ready to react if there are holes or irregularities in the terrain.
  • Page 8: Safety Precautions During Maintenance And Adjustments

    Fuel filling must always take place with the motor stopped. Do not start the motor, if fuel has been spilt. If it is necessary to tank up during work, wait until the motor has cooled down. 28. Always stop the motor before you leave the machine. This is done through engaging the red emergency stop button at the control panel and removing the key.
  • Page 9 Wash with cold water and consult medical aid immediately. Internal: Consult medical aid immediately. During welding at the AS-751 RC: Always remove the positive from the battery of the machine and engage the emergency stop button of the machine and remove the key from the emergency stop button.
  • Page 10: Specifications

    107 dB(A) Noise test To AS-751 RC is made a noise measurement. This measurement is diminished outdoors on a level with the lawn mower activated and the engine operating at maximum revolutions. Measurements are made according to DS / EN 10094 Noise level is measured to LwA = 107 dB with a measurement accuracy of + / - 2 dB Noise level 15 m from the machines are intended to LA15m = 75.2 dB...
  • Page 11: Eu Declaration Of Conformity

    Fabriksvej 13 Postal code and town DK-6980 Tim hereby declare that the machine model: - AS-751 RC with the type number 410040 and 410080 was manufactured in conformity with the provisions in the following EU COUNCIL DIRECTIVES: 2006/42/EC Machine Directive...
  • Page 12: Explanations For The Warning Signs On The Machine

    5 EXPLANATIONS FOR THE WARNING SIGNS ON THE MACHINE Every measure is taken during the development of the machine in order to secure the operator against all safety risks. In special operating situations the machine can nevertheless pose a risk. The machine is therefore provided with warning signs in order to reduce the risks and it is important to pay attention to the potential risks indicated by the warning signs.
  • Page 13: Construction Of The Machine

    f. WARNING: The operator must always be on the side of the machine, never in front of it. If he does, fragments thrown out by the mower can hit him. When driving on slopes, the operator must not be downhill where the machine could hit him, if it turns over.
  • Page 14: Mower

    Mower At the front of the machine the flail mower is fitted. It is powered by the Honda motor through belts. The mower is mounted to the chassis on arms such that the mower can move up and down independent of the chassis of the machine. When the mower is in working position, two supporting arms lock the vertical movement of the mower and prevent it from exceeding 15 degrees.
  • Page 15: Tracks

    Tracks The chassis of the machine is provided with two hydraulically powered tracks. The tracks are suspended at the front of the chassis and connected through a triangle with its turning point about the centre of the chassis at the rear end of the machine.
  • Page 16: Recommended Operating Instructions

    7 RECOMMENDED OPERATING INSTRUCTIONS The diagrams below show the basic grass cutting methods in different types of terrain. The operator must, however, each time assess these methods. During different terrain and weather conditions another method might be better to use than these suggestions.
  • Page 17 When driving on inclinations between 35 and 58 degrees it is recommended to drive crosswise on slopes. At the ends the front of the machine is turned toward the hill and at the same run forward and then reversed straight back. Then it is moved forward again to complete the turning. The operator must stand in one of the positions shown in the above drawing.
  • Page 18: Steering

    8 STEERING Control boxes The AS-751 RC is equipped with two control boxes. Important: The boxes must in no circumstances be washed. If the boxes get damaged, all parts involved must be replaced at once. The box in the left side of the machine is the NBB control box. With this box the machine’s coupling, two servo-motors of the hydraulic pump’s speed control arms, tilt sensor, revolutions...
  • Page 19: Remote Control Nbb

    Remote control NBB Before the machine is started, it is important that the operator has acquainted himself thoroughly in the steering of the machine with the remote control. The functions are described in detail in section 11. a) Proportional joystick for driving forward/reversing. b) Proportional joystick for turning right/left.
  • Page 20 The battery can be replaced after slackening the finger screw and removing the lid in the rear end of the remote control. Normal operation – a red blinking light appears. When a blinking L appears, the batteries are nearly empty – there is approx. 30 minutes of driving time left.
  • Page 21: As-751 Rc Safety System

    9 AS-751 RC SAFETY SYSTEM The AS-751 RC flail mower is remotely controlled. This means that the operator will at times be away from the machine. In order to increase the safety for the operator and other persons, the machine is provided with a safety system, which can be activated both manually and automatically.
  • Page 22: Preparing The Machine

    The machine is delivered to the dealer on a pallet or in a wooden crate. The shipment includes the following parts: Remote control Key for emergency stops of the machine (two) Operator’s manual for the AS-751 RC Operator’s manual for the Briggs and Stratton Engine Spare parts catalogue 10.2...
  • Page 23: Control Of Hydraulic Oil Level

    If you want to fill with an oil of a different trademark, the miscibility with the brand in question must first be checked. If the oil that you wish to change to is not miscible with the above- mentioned oil, the old oil must first be entirely emptied out, before the new oil is filled into the machine.
  • Page 24: Control Of Air Filter

    10.4 Control of air filter A dirty air filter will reduce the air flow to the combustion chamber and thereby the capacity of the motor. If the motor is operated without an air filter or with a damaged air filter, will make it possible for dirt to get into the motor, which will result in heavy wearing and breakdown.
  • Page 25: Preparation Of The Battery

    10.5 Preparation of the battery The AS-751 RC is provided with a 12V 18A battery. The battery can be damaged if it is treated incorrectly. In order to give full effect the battery must be treated in the correct way.
  • Page 26: Fuel Tank

    10.6 Fuel tank The motor is certified to run on unleaded petrol with the octane rating 86 or higher. It is important that the machine stands on a level surface during fuel filling. It is important that the tank is completely filled before the machine is operated.
  • Page 27: Operation Of The Machine

    11 OPERATION OF THE MACHINE 11.1 Using a new machine The life of a new machine depends on the way it is operated and maintained. New machines directly from the factory are of course thoroughly tested, but the different parts are not jet adapted to one another.
  • Page 28: Start Of The Machine

    11.3 Start of the machine. Insert the key in the emergency stop/main switch of the machine. It is positioned in the right side of the machine. Turn the key and the knob is pushed up. Now the ignition light to the left of the emergency stop is lit. Please note: The motor cannot be started if the mower is in service position.
  • Page 29: Stop Of The Machine

    11.4 Stop of the machine Make sure that the machine stands on level ground before stopping. Reduce the throttling to a minimum, before stopping the motor. 1. For parking, the emergency stop on the remote control is activated. 2. Activate the emergency stop/main switch at the machine and remove the key. Unless the main switch is activated and locked, the machine will start beeping after 10 sec.
  • Page 30: Start/Stop Of Mower

    11.5 Start/stop of mower The mower can only be activated when the motor is running. Check before connecting the mower that the cutting height is correctly set. The mower must never be connected in high vegetation. This could damage the coupling. Always connect the mower on an area with short grass and then drive it to the higher vegetation.
  • Page 31: Mowing Height

    11.6 Mowing height The mower has a carrying roller mounted Height Locking yoke for screw at the rear. This roller is adjustable with adjusting screw grip the screw between 30 and 110 mm mowing height. Adjustment takes place after tilting the locking yoke away from the grip.
  • Page 32: Operating The Machine

    11.7 Operating the machine The machine is controlled with joystick [1] for driving forward and reversing. Joystick [2] controls the machine’s turnings (please see the symbols on the remote control). Joystick [2] can be used without activating joystick [1]; thereby the direction can be adjusted (right or left), before joystick [1] is activated.
  • Page 33: Programming Of Position 0

    11.8 Programming of position 0 The machine is preset at the factory to stand still when the joysticks are released. Should this change after a time, the 0 (zero) position can be reset through programming the remote control. Before this function is used, both tracks must be lifted 5 cm above the ground with a truck or the machine lifted in its lifting eye.
  • Page 34: Teachmode Straight Driving

    11.10 Teachmode straight driving. If the machine does not drive straight on both back and forth driving when the trim button is in the zero position, it is possible to program straight forward. Teachmode straight forward. S3 S4 1. Start the machine as normal. 2.
  • Page 35: Transport Of The Machine

    11.12 Transport of the machine It is important to use a suitable vehicle for transport of the AS-751 RC. Make sure that the machine stands on a solid, level surface and is securely fastened with suitable straps. Secure the machine to the truck bed in the machine’s guards (please see the picture).
  • Page 36: Lifting Of The Machine

    11.14 Lifting of the machine The machine is equipped with a combined lifting yoke and branch guard. For the lifting of the machine it is important that the lifting equipment employed is approved for lifting minimum 300 kg. Place a hook or lifting strap as shown in the picture. Lifting eye 11.15 Description of tilt sensor A tilt sensor is mounted at the rear end of the...
  • Page 37: Service And Maintenance

    Contact Pendulum 12 SERVICE AND MAINTENANCE 12.1 Lubrication of the machine Bushings: A/S recommends special grease from Statoil, Greaseway CaH 92, intended for slide bearings. Bushings: To be lubricated every 20 operating hours. Under the machine front, right side: 3 pcs. Under the machine front, left side: 3 pcs.
  • Page 38 Bushing for mower 1 pcs. in right and left side respectively. Ball bearings: A/S recommends the use of grease from Statoil: Uniway LI 62 intended for ball bearings. Bearings in the mower: Lubricate every 8 operating hours. Flanged bearings in driving shaft: Lubricate every 8 operating hours. Page 38 / 49...
  • Page 39: Change Of Transmission Oil And Filter

    12.2 Change of transmission oil and filter Change of transmission oil and filter is to be carried out in the following way: 1. Dismount the branch guard, slacken the two bolts indicated by the arrow, and tilt the branch guard to the back. 2.
  • Page 40: Change Of Motor Oil

    12.3 Change of motor oil Motor oil is changed after loosening the drain plug, draining the oil out and retightening the bottom plug. Then fill with SAE30 Drain plug 12.4 Tightening and maintenance of drive belts In order to ensure that the belts are correctly adjusted and maintained, a belt tension tester is supplied with the machine.
  • Page 41 Tightening of belt between motor and coupling Adjustning nut for belt Siting of motor Lock nut tightening bolts Tighten the belts in the following way: 1. Slacken the four bolts that are holding the motor. 2. Slacken the lock nuts in the adjusting mounting. 3.
  • Page 42 Tightening of belt between coupling and mower Adjusting bolt Bolts for mower Guide rail Tightening of the belt is carried out the following way: 1. Slacken the four bolts that are holding the mower, two in each side. 2. Slacken the lock nuts on the adjusting bolts. 3.
  • Page 43: Change Of Flails

    12.5 Change of flails The machine can be equipped with two types of flails: Y-flails and L-flails flails. It is important to check the following points before starting machinery: The number of flails: 32 pcs. Y-flails and 32 pcs. L- flails. That the shackles can move freely in the bushings of the flail rotor.
  • Page 44: Tightening Of The Tracks

    12.6 Tightening of the tracks It is important that the tracks of the machine are correctly tightened. Too slack tracks might result in the tracks coming off when the machine is running on slopes. If the tracks are too tight, this will cause an increased wearing of the oil motor and bearings.
  • Page 45: Mounting Of Spikes

    12.7 Mounting of spikes Spikes will increase the grip of the tracks when driving on slopes. They are obtainable for the tracks as optional equipment. The spikes are mounted between every four track pattern as shown in the picture. Push the fitting in from both sides of the track and tighten the bolt.
  • Page 46: Cleaning Of The Machine

    12.8 Cleaning of the machine It is important to clean the machine thoroughly every day to prevent grass and dust particles from posing a potential risk of fire. This specially applies to the motor compartment around the drive belts. In order to prevent heating of the hydraulic system, cleaning of the grates, in the side of the guard above the hydraulic pump and at the rear end of the machine, and removal of grass and dust regularly during the day is important.
  • Page 47: Fault Localisation

    13 FAULT LOCALISATION Problem Possible error Possible solution Motor runs with Spark plug [*1] Check distance or replace spark plug the self-starter, but it Wire damaged Replace or repair wire doesn’t start Fuel filter clogged [*1] Clean filter in carburettor No fuel [p.26] Refill fuel Vacuum valve under fuel tank...
  • Page 48: Maintenance After The Season

    Dismount the battery and store it in a dry and warm place. Store the remote control in a dry and warm place. 15 GUARANTEE STIPULATIONS FOR THE AS-751 RC Regarding the petrol motor: It is a condition for the guarantee that the service intervals are strictly kept. Any inquiries in this connection are to be directed to the service department at your local dealer or importer or the service department at A/S.
  • Page 49 the use of non-genuine parts, faulty repair, chemical or electric influence, or any other defect which cannot be traced back to the supplier. For carrying out of all necessary improvements and replacement supplies according to the reasonable estimation of the supplier, the customer must, after agreement with the supplier, allow the time and occasion necessary for the supplier.

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