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PRONAR SPT70 Operator's Manual

Salt and sand spreader
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TRANSLATION OF THE ORIGINAL COPY OF THE MANUAL
EDITION 1B-01-2017
PRONAR Sp. z o.o.
17-210 NAREW, UL. MICKIEWICZA 101A, PODLASKIE PROVINCE
tel.:
fax:
OPERATOR`S MANUAL
SALT AND SAND SPREADER
PRONAR SPT70
+48 085 681 63 29
+48 085 681 63 81
+48 085 681 63 83
PUBLICATION NO 469N-00000000-UM
+48 085 681 64 29
+48 085 681 63 82
+48 085 682 71 10
www.pronar.pl

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Summary of Contents for PRONAR SPT70

  • Page 1 PRONAR Sp. z o.o. 17-210 NAREW, UL. MICKIEWICZA 101A, PODLASKIE PROVINCE tel.: +48 085 681 63 29 +48 085 681 64 29 +48 085 681 63 81 +48 085 681 63 82 fax: +48 085 681 63 83 +48 085 682 71 10 www.pronar.pl...
  • Page 3 SALT AND SAND SPREADER PRONAR SPT70 MACHINE IDENTIFICATION TYPE: SPT70 SERIAL NUMBER:...
  • Page 4 Operator's Manual needs clarification then the user should refer for assistance to the sale point where the machine was purchased or to the Manufacturer. MANUFACTURER'S ADDRESS: PRONAR Sp. z o.o. ul. Mickiewicza 101A 17-210 Narew CONTACT TELEPHONES...
  • Page 5 SYMBOLS APPEARING IN THIS OPERATOR'S MANUAL Information, descriptions of danger and precautions and also recommendations and prohibitions associated with user safety instructions are marked: and also preceded by the word "DANGER”. Failure to observe the instructions may endanger the machine operator's or other person's health or life. Particularly important information and instructions, the observance of which is essential, are distinguished in the text by the sign: and also preceded by the word "ATTENTION".

  • Page 7: Table Of Contents

    CONTENTS BASIC INFORMATION 1.1 IDENTIFICATION OF THE MACHINE AND ITS SUBASSEMBLIES 1.2 1.1.1 SPREADER IDENTIFICATION 1.1.2 IDENTIFICATION OF COMBUSTION ENGINE 1.2 PROPER USE 1.3 EQUIPMENT 1.4 WARRANTY TERMS 1.5 TRANSPORT 1.6 ENVIRONMENTAL HAZARDS 1.7 WITHDRAWAL FROM USE 1.10 SAFETY ADVICE 2.1 BASIC SAFETY RULES 2.1.1 USE OF MACHINE...
  • Page 8 3.3 ENGINE DESIGN 3.4 HYDRAULIC SYSTEM 3.5 BRINE SPRAY SYSTEM 3.6 SPREADING SYSTEM AND CONVEYOR 3.10 3.7 ELECTRICAL SYSTEM 3.11 3.8 CONTROL PANEL 3.12 3.8.1 GENERAL DESIGN AND OPERATION 3.12 3.8.2 DESCRIPTION OF CONTROL PANEL MENU 3.13 CORRECT USE 4.1 PREPARING FOR WORK BEFORE FIRST USE 4.2 INSPECTIONS DURING DAILY OPERATION 4.2.1 CHECKING HYDRAULIC OIL LEVEL...
  • Page 9 4.6 MACHINE OPERATION 4.25 4.6.1 PRELIMINARY INFORMATION 4.25 4.6.2 STARTING THE ENGINE 4.25 4.6.3 START OF SPREADING 4.27 4.6.4 CHANGING WIDTH AND ASYMMETRY OF SPREADING 4.29 4.6.5 OPERATION IN AUTOMATIC MODE (OPTION) 4.30 4.6.6 STOPPING OF SPREADING AND THE ENGINE 4.33 4.7 DRIVING ON PUBLIC ROADS 4.34...
  • Page 10 5.2.13 LUBRICATION 5.25 5.2.14 INSPECTION OF INJECTORS 5.26 5.2.15 CHECKING VALVE CLEARANCE 5.27 5.3 CONSUMABLES 5.27 5.4 STORAGE 5.28 5.5 TIGHTENING TORQUE FOR NUT AND BOLT CONNECTIONS 5.29 5.6 TROUBLESHOOTING 5.30...

  • Page 11: Basic Information

    SECTION BASIC INFORMATION...

  • Page 12: Identification Of The Machine And Its Subassemblies

    PRONAR SPT70 SECTION 1 1.1 IDENTIFICATION OF THE MACHINE AND ITS SUBASSEMBLIES 1.1.1 SPREADER IDENTIFICATION FIGURE 1.1 Location of the data plate Meaning of data plate items (FIGURE 1.1): A - machine name B – type C – serial number D –...

  • Page 13: Identification Of Combustion Engine

    (4) - official certificate code 1.2 PROPER USE PRONAR SPT70 salt and sand spreader is used for surface spreading of coarse materials (sand, aggregate) and chemical agents (sodium chloride, calcium chloride, magnesium chloride, brine) for winter road maintenance. The use of the implement for other purposes should be regarded as improper.
  • Page 14 PRONAR SPT70 SECTION 1 • prevent accidents, • comply with the road traffic regulations in force in a given country, in which the machine is used. The machine may only be used by persons, who: • are familiar with the contents of this publication and with the contents of the Operator's Manual of the carrying vehicle, •...

  • Page 15: Equipment

    • optical spreading sensor instead of impact spreading sensor. 1.4 WARRANTY TERMS PRONAR Sp. z o.o., Narew guarantees the reliable operation of the machine when it is used according to its intended purpose as described in the OPERATOR'S MANUAL. Defects discovered during the warranty period will be removed by the Warranty Service.
  • Page 16 PRONAR SPT70 SECTION 1 • fuses, relays, bulbs, • conveyor belt, • rubber lining on drive roller, • spreading disc shield. The warranty service only applies to such cases as: mechanical damage which is not the user's fault, factory defects of parts, etc.

  • Page 17: Transport

    SECTION 1 PRONAR SPT70 1.5 TRANSPORT The machine is prepared for sale completely assembled and does not require packing. Packing is only required for the machine's operation and maintenance manual and control panel with a wiring harness. The machine can be delivered to the user on a transport vehicle after being attached to the load platform.
  • Page 18 PRONAR SPT70 SECTION 1 ATTENTION The spreader must not be transported on unfolded parking stands. The machine should be attached to the lifting equipment and to the load box in places specially designed for this purpose (FIGURE 1.3), i.e. by the lugs on the tank sides (6 points).

  • Page 19: Environmental Hazards

    SECTION 1 PRONAR SPT70 FIGURE 1.5 Lifting by means of lifting equipment 1.6 ENVIRONMENTAL HAZARDS A hydraulic oil leak constitutes a direct threat to the natural environment owing to its limited biodegradability. Maintenance and repair work which involves the risk of an oil leak should be performed in the rooms with oil resistant surface.

  • Page 20: Withdrawal From Use

    PRONAR SPT70 SECTION 1 1.7 WITHDRAWAL FROM USE ATTENTION During dismantling personal protection equipment shall be used i.e. protective clothing, boots, gloves and protective goggles etc. Avoid contact of skin with oil. Do not allow used oil to spill. In the event of decision by the user to withdraw the machine from use, comply with the regulations in force in the given country concerning withdrawal from use and recycling of machines withdrawn from use.

  • Page 21: Safety Advice

    SECTION SAFETY ADVICE...

  • Page 22: Basic Safety Rules

    PRONAR SPT70 SECTION 2 2.1 BASIC SAFETY RULES 2.1.1 USE OF MACHINE • Before using the machine, the user must carefully read this Operator's Manual and the WARRANTY BOOK. When operating the machine, the operator must comply with all the recommendations included in the Operator's Manual.

  • Page 23: Hitching To Carrying Vehicle

    SECTION 2 PRONAR SPT70 2.1.2 HITCHING TO CARRYING VEHICLE • The carrying vehicle to which the machine will be hitched must be technically reliable and must fulfil the requirements of the machine Manufacturer. • The machine should be secured to the carrying vehicle by means of suitable certified belts or chains.

  • Page 24: Maintenance

    When working on hydraulic systems it is recommended to use oil resistant gloves and protective goggles. • Any modification to the machine frees PRONAR from any responsibility for damage or detriment to health which may arise as a result.
  • Page 25 SECTION 2 PRONAR SPT70 • Regularly check the technical condition of the safety devices and correct tightening of bolt connections. • Regularly perform service inspections of machine as recommended by the Manufacturer. • Before beginning work on hydraulic systems, reduce oil pressure.

  • Page 26: Machine Operation

    PRONAR SPT70 SECTION 2 2.1.5 MACHINE OPERATION • Before using the sand spreader always check its technical condition. In particular, check the technical condition of indicator lights, spreading mechanism, feeding mechanism and protective shields. • The sand spreader drive may be started only when there are no bystanders or animals within the radius about two times larger than the set spreading width.

  • Page 27: Safety During Battery Maintenance

    SECTION 2 PRONAR SPT70 • When driving on public roads, comply with the road traffic regulations in force in the country, in which the machine is used. • Adjust travel speed to the existing road conditions and other limitations arising from road traffic regulations.

  • Page 28: Residual Risk

    2.2 RESIDUAL RISK Pronar Sp. z o. o. in Narew has made every effort to eliminate the risk of accidents. There is, however, a certain residual risk, which could lead to an accident, and this is connected mainly with the actions described below: •...

  • Page 29: Information And Warning Decals

    SECTION 2 PRONAR SPT70 • operation of the machine by unauthorised persons or persons under the influence of intoxicating substances, • cleaning, maintenance and technical checks when carrying vehicle is connected and engine is running. The residual risk may be kept to a minimum by following the recommendations below: •...
  • Page 30 PRONAR SPT70 SECTION 2 SYMBOL DESCRIPTION (PART NUMBER) Do not enter the tank; do not stand on the feeding mechanism if the machine drive is engaged (254N-96000006) Danger caused by materials thrown out by the machine. Keep a safe distance from the operating machine.
  • Page 31 SECTION 2 PRONAR SPT70 SYMBOL DESCRIPTION (PART NUMBER) Warning decal Hot surface (415N-96000003) Outline marking. (R1F TYP 1 DIN 11030) Information decal (187N-00000033) Machine model (469N-96000002) Fuel filler label (415N-96000004) Oil filler label (130N-36000006) Lifting equipment attachment points while loading the machine (35RPN-27.00.00.09)
  • Page 32 PRONAR SPT70 SECTION 2 FIGURE 2.1 Locations of information and warning decals Meanings of symbols are described in TABLE 2.1 2.12...

  • Page 33: Design And Operation

    SECTION DESIGN AND OPERATION...

  • Page 34: Technical Specification

    PRONAR SPT70 SECTION 3 3.1 TECHNICAL SPECIFICATION TABLE 3.1 Basic technical specification of the spreader Unit PRONAR SPT70 on the carrying vehicle's load platform by Mounting method – means of min. LC 2500 daN securing tapes according to EN 12195-2 standard.
  • Page 35 SECTION 3 PRONAR SPT70 TABLE 3.2 The basic engine parameters Unit LOMBARDINI Type – 12LD477 DIESEL Number of cylinders – Engine displacement Piston diameter Stroke Degree of compression – 19:1 Maximum power (at 3 600 rpm acc. to 16.2 ISO 14396)
  • Page 36 PRONAR SPT70 SECTION 3 FIGURE 3.1 External dimensions of SPT70 spreader * - depending on the tank capacity...

  • Page 37: General Design

    SECTION 3 PRONAR SPT70 3.2 GENERAL DESIGN FIGURE 3.2 General design (1) - frame; (2) - tank; (3) - screen; (4) - tarpaulin cover; (5) - belt conveyor; (6) - hopper system; (7) - platform with ladder; (8) - hydraulic system; (9) - spreading system;...

  • Page 38: Engine Design

    PRONAR SPT70 SECTION 3 parameters are monitored and controlled from the carrying vehicle's cab by means of a control panel. 3.3 ENGINE DESIGN FIGURE 3.3 Engine design (1) - oil filler plug; (2) - oil filter; (3) - muffler; (4) - air filter; (5) - fuel filter...

  • Page 39: Hydraulic System

    SECTION 3 PRONAR SPT70 3.4 HYDRAULIC SYSTEM FIGURE 3.4 Hydraulic system design (1) - hydraulic motor of spreading disc; (2) - hydraulic motor of conveyor; (3) - hydraulic motor of brine pump; (4) - hydraulic block; (5) - hydraulic pump; (6) - oil tank; (7) - oil filler plug;...
  • Page 40 PRONAR SPT70 SECTION 3 FIGURE 3.5 Hydraulic system diagram (1) - hydraulic motor of spreading disc; (2) - hydraulic motor of conveyor; (3) - hydraulic motor of brine pump; (4) - hydraulic block; (5) - hydraulic pump; (6) - oil tank; (7) - oil filler plug;...

  • Page 41: Brine Spray System

    SECTION 3 PRONAR SPT70 3.5 BRINE SPRAY SYSTEM FIGURE 3.6 Design of brine spray system (1) - pump; (2) - tank; (3) - filter; (4) - air vent; (5) - connector pipe; (6) - filling valve; (7) - brine level indicator...

  • Page 42: Spreading System And Conveyor

    PRONAR SPT70 SECTION 3 3.6 SPREADING SYSTEM AND CONVEYOR FIGURE 3.7 Design of spreading system and conveyor (1) - belt conveyor; (2) - transmission; (3) - spreading disc; (4) - conveyor tensioner; (5) - rising interlock lever; (6) - spreading direction adjusting cylinder; (7) - barrier; (8) conveyor seal 3.10...

  • Page 43: Electrical System

    SECTION 3 PRONAR SPT70 3.7 ELECTRICAL SYSTEM FIGURE 3.8 Electrical system components (1) - controller; (2) - control panel; (3) - fuses; (4) - main switch; (5) - spreading sensor; (6) - spreading direction adjusting cylinder; (7) - rear lamp;...

  • Page 44: Control Panel

    PRONAR SPT70 SECTION 3 3.8 CONTROL PANEL 3.8.1 GENERAL DESIGN AND OPERATION FIGURE 3.9 General design of control panel (1) - enclosure; (2) - LCD display ; (3) - parameter change knob; (4) - function push-buttons Control panel (FIGURE 3.9) consists of enclosure (1), colour LCD display (2), parameter change knob (3) and six function push-buttons (4).

  • Page 45: Description Of Control Panel Menu

    SECTION 3 PRONAR SPT70 FIGURE 3.10 Example of control panel operation (1) - parameter change knob; (2), (3), (4),(5), (6), (7) - function push-buttons; (B) - push- button function; (C) - parameter name field; (D) - parameter value field 3.8.2 DESCRIPTION OF CONTROL PANEL MENU FIGURE 3.11...
  • Page 46 PRONAR SPT70 SECTION 3 TABLE 3.3 Description of functions on control panel home page MARKING FUNCTION NAME DESCRIPTION FIGURE 3.11 „Working” Moving to working page "Engine" Starting/stopping the engine* Selecting a field for editing: ** „Selection” - automatic mode / manual mode - selecting a spreading material „Change”...
  • Page 47 SECTION 3 PRONAR SPT70 TABLE 3.4 Description of functions on control panel working page MARKING FUNCTION NAME DESCRIPTION FIGURE 3.12 „Asymmetry” Editing of asymmetry and spreading width „Width” „Spreading density” Editing of spreading density „2X” Double dose „Brine” Activation of brine spraying „Start”...
  • Page 48 PRONAR SPT70 SECTION 3 FIGURE 3.13 Counter page of control panel display Description of the counter page functions is included in TABLE 3.5 TABLE 3.5 Description of functions on control panel counter page MARKING FUNCTION NAME DESCRIPTION FIGURE 3.13 "daily"...
  • Page 49 SECTION 3 PRONAR SPT70 FIGURE 3.14 Material setting page of control panel display Description of setting page functions is included in TABLE 3.6 TABLE 3.6 Description of material setting page functions MARKING FUNCTION NAME DESCRIPTION FIGURE 3.14 „Selection” Selecting a type of spreading material „Standard”...
  • Page 50 PRONAR SPT70 SECTION 3 FIGURE 3.15 Parameter correction page Description of parameter page functions is included in TABLE 3.7 A password must be given in order to enter the parameter correction page "Parameters". TABLE 3.7 Description of parameter correction page functions...
  • Page 51 SECTION 3 PRONAR SPT70 FIGURE 3.16 Arrangement of information-warning indicators TABLE 3.8 Description of information-warning indicators on the control panel SYMBOL DESCRIPTION SYMBOL DESCRIPTION Heating of glow plugs Error (yellow colour) (red colour) Engine is started No spreading (grey colour)
  • Page 52 PRONAR SPT70 SECTION 3 3.20...

  • Page 53: Correct Use

    SECTION CORRECT USE...

  • Page 54: Preparing For Work Before First Use

    PRONAR SPT70 SECTION 4 4.1 PREPARING FOR WORK BEFORE FIRST USE DANGER Before using the machine, the user must carefully read this Operator's Manual. Careless and incorrect use and operation of the machine, and non-compliance with the recommendations given in this Operator's Manual is dangerous to your health.
  • Page 55 SECTION 4 PRONAR SPT70 • check tension of conveyor belt. ATTENTION Non-adherence to the recommendations contained in the Operator's Manual or incorrect start may cause damage to the machine. The technical condition before starting the machine must be no cause for concern.

  • Page 56: Inspections During Daily Operation

    PRONAR SPT70 SECTION 4 4.2 INSPECTIONS DURING DAILY OPERATION 4.2.1 CHECKING HYDRAULIC OIL LEVEL FIGURE 4.1 Checking the hydraulic oil level (1) - oil tank; (2) - oil level indicator; (3) - oil filler plug SCOPE OF ACTIVITIES • Check hydraulic oil level on the oil level indicator (2) (FIGURE 4.1).

  • Page 57: Checking Fuel Level

    SECTION 4 PRONAR SPT70 4.2.2 CHECKING FUEL LEVEL FIGURE 4.2 Checking fuel level (1) - fuel tank; (2) - fuel filler plug; (3) - fuel drain plug; (4) - "Low fuel level" indicator (yellow) SCOPE OF ACTIVITIES • Switch on power supply of the control panel by means of the main switch.

  • Page 58: Checking Level Of Engine Lubricating Oil

    PRONAR SPT70 SECTION 4 ATTENTION Lost or damaged plug should always be replaced with an original replacement plug Never remove the plug or refuel when the engine is running. Use only winter grade Diesel oil. When refuelling, use a funnel to prevent fuel spill. Wipe the spilt fuel immediately.

  • Page 59: Checking Oil Level In Air Filter

    SECTION 4 PRONAR SPT70 SCOPE OF ACTIVITIES • Unlock the locks (3) and remove the engine shields (2) (FIGURE 4.3). • Take out oil dipstick (4) and wipe it until dry. • Insert oil dipstick and take it out again.

  • Page 60: Other Checks

    PRONAR SPT70 SECTION 4 FIGURE 4.4 Checking oil level in air filter (1) - air filter; (2) - filtering element; (3) - mark of oil level in the filter DANGER Used oil or gathered remains mixed with absorbent material should be stored in a precisely marked container.

  • Page 61: Machine Installation

    SECTION 4 PRONAR SPT70 4.3 MACHINE INSTALLATION 4.3.1 INSTALLING THE MACHINE ON THE CARRYING VEHICLE'S LOAD PLATFORM DANGER When hitching, there must be nobody under and between the machine and the carrying vehicle. Exercise caution when hitching the machine to carrying vehicle.
  • Page 62 PRONAR SPT70 SECTION 4 The spreader is equipped with parking stands (FIGURE 4.5). The height of parking stands should be adapted to the height of the carrying vehicle's load platform. Lock the parking stands in their positions using pins (3) and secure with cotter pins (4).
  • Page 63 SECTION 4 PRONAR SPT70 FIGURE 4.7 Machine loading stages (1) - rear parking stand, (2) - pin (3) - cotter pin; (4) - front parking stand; (5) - front parking stand locking pin, (6) - cotter pin, (7) - stop, (8) - stop locking pin...
  • Page 64 PRONAR SPT70 SECTION 4 Guides (FIGURE 4.6) are used in carrying vehicles which have sufficiently strong side walls of the load platform. The use of guides (FIGURE 4.6) depends on the method of fixing the machine on the load platform (see 4.3.2 SECURING THE MACHINE TO THE CARRYING VEHICLE'S LOAD PLATFORM).

  • Page 65: Securing The Machine To The Carrying Vehicle's Load Platform

    SECTION 4 PRONAR SPT70 4.3.2 SECURING THE MACHINE TO THE CARRYING VEHICLE'S LOAD PLATFORM DANGER DO NOT use the machine if it is not properly secured to the carrying vehicle's load platform. Secure the machine according to the rules for securing loads on vehicles moving on public roads.
  • Page 66 PRONAR SPT70 SECTION 4 ATTENTION Install fastening straps in such a manner as to protect them against damage caused by sharp edges of the machine or carrying vehicle. Fastening strap may be used only if it is not damaged and has a legible label with a proper certificate according to EN-12195-2.

  • Page 67: Connecting The Electrical System

    SECTION 4 PRONAR SPT70 FIGURE 4.11 Securing method 3 Securing method 3 (FIGURE 4.11) is used in case of carrying vehicles with strengthened side walls of load platform. To secure the machine, use four min. LC 2 500 daN fastening straps according to EN 12195-2 standard.
  • Page 68 PRONAR SPT70 SECTION 4 • Connect the plug (3) to the socket (2) of the power supply wiring harness (1). Contact 82 of the plug must be connected to the vehicle travelling speed signal contact (4) (FIGURE 4.12). • Connect the control panel's main switch (8) to the connector in the wiring harness of the display (5) (if it is not connected) (FIGURE 4.12).

  • Page 69: Preparing For Work

    SECTION 4 PRONAR SPT70 4.4 PREPARING FOR WORK 4.4.1 SETTING THE SPREADING MECHANISM DANGER The spreading mechanism may be lowered, raised and set in any manner only when the machine installed on the carrying vehicle's load platform is switched off.
  • Page 70 PRONAR SPT70 SECTION 4 FIGURE 4.14 Levelling the spreading disc (1) - M10x35 bolt; (2) - clamp bolt During operation, the spreading disc should be levelled. To check that the spreading disc is level, measure the distances between the disc and the ground in two extreme points (A) to confirm that the distances are the same (FIGURE 4.14).
  • Page 71 SECTION 4 PRONAR SPT70 FIGURE 4.15 Setting the distance between the spreading disc and road surface (1) - spreading disc; (2) - M10x25 bolt After levelling the spreading disc, check its height above the road surface. After lowering of the spreading mechanism, correctly set spreading disc should be located at the height of 400 ±15 mm above road surface (FIGURE 4.15).

  • Page 72: Setting The Belt Conveyor Barrier

    PRONAR SPT70 SECTION 4 4.4.2 SETTING THE BELT CONVEYOR BARRIER FIGURE 4.16 Setting the belt conveyor barrier (A) - salt spreading; (B) - sand spreading; (C) - tank emptying; (1) - barrier; (2) – lever handle; (3) – slide Depending on spreading material, belt conveyor barrier (FIGURE 4.16) should be set in one of the three positions: •...

  • Page 73: Loading The Machine

    SECTION 4 PRONAR SPT70 4.5 LOADING THE MACHINE 4.5.1 LOADING THE TANK DANGER Loading may be performed only if the sand spreader is switched off and mounted on the carrying vehicle's load platform. Be especially careful when loading the machine.
  • Page 74 PRONAR SPT70 SECTION 4 FIGURE 4.18 Raising the tank's tarpaulin cover (1) - tarpaulin cover; (2) – pawl cord; (3) – pawl; (4) – lever Before loading, check that there are no foreign objects (tools, stones etc.) in the tank. The tank should be loaded from above through the sieve that prevents lumps of material from entering the tank.

  • Page 75: Filling The Tank With Brine

    SECTION 4 PRONAR SPT70 ATTENTION Spreading agents must be prepared in accordance with the regulations concerning winter road maintenance in force in the country in which the sand spreader is used. Spreading agents other than those recommended by the Manufacturer must not be used.
  • Page 76 PRONAR SPT70 SECTION 4 FIGURE 4.19 Filling the tank with brine (1) - tank plug; (2) - STORZ 52C connection; (3) - valve plug; (4) - valve lever; (5) - brine level indicator; (A) - valve in position „filling/emptying”; (B) - valve in position "brine spraying";...

  • Page 77: Machine Operation

    SECTION 4 PRONAR SPT70 4.6 MACHINE OPERATION 4.6.1 PRELIMINARY INFORMATION DANGER The machine must not be used when not in working order. Proper starting of the sand spreader includes a range of preparatory activities such as: • daily inspection, • machine installation, •...
  • Page 78 PRONAR SPT70 SECTION 4 FIGURE 4.20 Main switch of control panel (ON) - switched on; (OFF) - switched off • On "Start" home page of the control panel (FIGURE 4.21), start the engine by pressing and holding "Engine" push-button for 3 seconds (heating of glow plugs is switched on and the engine should start and run at a low speed –...

  • Page 79: Start Of Spreading

    SECTION 4 PRONAR SPT70 ATTENTION During the first 50 working hours, a new engine must not exceed 70% of its maximum rated power. 4.6.3 START OF SPREADING Mark mode selection field (A) on "START" home page of the control panel (FIGURE 4.22) by means of push-button (1) "Selection".
  • Page 80 PRONAR SPT70 SECTION 4 FIGURE 4.23 Start of spreading (1) - spreading activation push-button; (2) - brine spraying activation push-button; (3) - double dose push-button; (4)(5)(6) - spreading condition indicator lights ATTENTION The optical sensor detects 3 conditions. Spreading - green indicator light, no spreading - red indicator light, clogged sensor - yellow indicator light and green indicator light are ON simultaneously.

  • Page 81: Changing Width And Asymmetry Of Spreading

    SECTION 4 PRONAR SPT70 4.6.4 CHANGING WIDTH AND ASYMMETRY OF SPREADING FIGURE 4.24 Adjustment of spreading width (1) - selection push-button "Asymmetry-Width"; (2) - parameter value change knob; (3) - current spreading width Spreading width is changed from the operator cab, on control panel working page ("OPERATION").

  • Page 82: Operation In Automatic Mode (Option)

    PRONAR SPT70 SECTION 4 FIGURE 4.25 Changing asymmetry of spreading (1) - selection push-button "ASYMMETRY-WIDTH"; (2) - parameter change knob; (3) - graphic image of spreading asymmetry For example, in the figure above, for spreading width of 6 m, spreading asymmetry is shifted to the right.
  • Page 83 SECTION 4 PRONAR SPT70 FIGURE 4.26 Selection of automatic mode (option) (1) - push-button for selecting field A,B or C for editing; (2) - push-button for changing a marked field;(A) - field of working mode type (automatic/manual); (B) - field for selecting automatic mode type T1, T2, T3;...
  • Page 84 PRONAR SPT70 SECTION 4 On control panel working page ("Operation") (FIGURE 4.27), the operator can correct the dose for a defined automatic mode after selecting "Spreading density" function by means of push-button (1). Correction is made by means of knob (5). Recommended density (3) for a defined mode T1, T2 or T3 is displayed below spreading density set by the operator (2) (FIGURE 4.27).

  • Page 85: Stopping Of Spreading And The Engine

    SECTION 4 PRONAR SPT70 When road surface temperature change is detected in automatic working mode, the electronic system will change preset spreading density while maintaining the value added or subtracted previously by the operator. If spreading density is not corrected by the operator in automatic mode, the preset value and recommended value will be equal.

  • Page 86: Driving On Public Roads

    PRONAR SPT70 SECTION 4 FIGURE 4.29 Stopping the engine (1) - push-button for starting/stopping the engine and switching the engine speed; (2) - push- button for switching the lamps on/off; (3) - engine start indicator light ATTENTION Do not turn the engine off when working at full load. Before turning the engine off, let it run at low speed for a short time.

  • Page 87: Unloading

    SECTION 4 PRONAR SPT70 Avoid ruts, depressions, ditches or driving on roadside slopes. Driving across such obstacles could cause the carrying vehicle and the machine to suddenly tilt. Driving near ditches or canals is dangerous as there is a risk of the slope collapsing. Speed must be sufficiently reduced before making a turn or driving on an uneven road or a slope.
  • Page 88 PRONAR SPT70 SECTION 4 FIGURE 4.30 Raising the spreading mechanism (1) - spreading mechanism; (2) - clamp bolt; (3) - grip To set the barrier (1) for unloading (FIGURE 4.31) turn and pull the pin (2). The barrier is set to maximally open position (FIGURE 4.31) only when material is being unloaded from the...

  • Page 89: Emptying Brine Tanks

    SECTION 4 PRONAR SPT70 When the tank is empty, switch off "Unloading" function on the control panel and turn off the engine. Set the belt conveyor barrier to proper position. 4.8.2 EMPTYING BRINE TANKS Before dismounting the sand spreader from the carrying vehicle's load platform and before repairs of the spray system, empty the brine tanks.

  • Page 90: Dismounting The Machine From The Carrying

    PRONAR SPT70 SECTION 4 • set valve lever (1) to position (A) and start emptying the tanks, • brine level is checked on brine level indicator (4) located on the tank, • after emptying the tanks, set lever (1) to position (B), •...
  • Page 91 SECTION 4 PRONAR SPT70 FIGURE 4.33 Dismounting the machine (1) - rear parking stand, (2) - pin (3) - cotter pin; (4) - front parking stand; (5) - front parking stand locking pin, (6) - cotter pin 4.39...
  • Page 92 PRONAR SPT70 SECTION 4 • Drive the carrying vehicle with the raised platform forwards until the front parking stands (4) unfold automatically and stop the carrying vehicle. • Lock the parking stands (4) by relocating the pins on both sides of the machine from hole (II) to hole (I).

  • Page 93: Maintenance

    SECTION MAINTENANCE...

  • Page 94: Preliminary Information

    PRONAR SPT70 SECTION 5 5.1 PRELIMINARY INFORMATION When using the sand spreader, regular inspections of its technical condition and the performance of maintenance procedures are essential, which keep the machine in good technical condition. In connection with this the user of the sand spreader is obliged to perform all the maintenance and adjustment procedures defined by the Manufacturer.
  • Page 95 SECTION 5 PRONAR SPT70 WORKING HOURS MAINTENANCE ACTIVITIES 300* Inspection of conveyor belt tension Inspection of spreading disc ● Inspection of hydraulic system ● Checking oil level in air filter ● Checking the level of engine lubricating oil ● Checking the hydraulic oil level ●...

  • Page 96: Change Of Oil And Cleaning The Air Filter Element

    PRONAR SPT70 SECTION 5 ATTENTION Should it be necessary to change individual parts, use only original parts or those indicated by the Manufacturer. Non-adherence to these requirements may put the user and other people's health and life at risk, and also cause damage to the machine.

  • Page 97: Cleaning The Ribs Of The Engine's Cylinder Head And Cylinders

    SECTION 5 PRONAR SPT70 DANGER Do not clean the filter cartridge using solvents with a low flash point. Otherwise, an explosion may occur. ATTENTION Make certain that the filter is installed correctly to prevent dust and other contaminations from entering the inlet channels.

  • Page 98: Change Of Engine Oil And Engine Oil Filter

    PRONAR SPT70 SECTION 5 SCOPE OF ACTIVITIES • Remove the air cover. • Clean the ribs of the engine's cylinder head and cylinders with washing solution and blow them through with compressed air. • Install the air cover. 5.2.3 CHANGE OF ENGINE OIL AND ENGINE OIL FILTER FIGURE 5.3...
  • Page 99 SECTION 5 PRONAR SPT70 SCOPE OF ACTIVITIES • Warm up the engine to nominal working temperature. • Stop the engine and switch off the main switch of the control panel. Make certain that the machine is positioned on a level surface.

  • Page 100: Replacement Of Fuel Filter

    PRONAR SPT70 SECTION 5 5.2.4 REPLACEMENT OF FUEL FILTER FIGURE 5.4 Replacement of fuel filter (1) – front shield; (2) - fuel filter cartridge (part number 2175197); (3) - bleed screw; (4) - fuel filter body; (5) - engine shield; (6) - hand fuel pump SCOPE OF ACTIVITIES •...

  • Page 101: Fuel System Bleeding

    SECTION 5 PRONAR SPT70 • Close and lock the shield (1). 5.2.5 FUEL SYSTEM BLEEDING Fuel system bleeding must be carried out in the following cases: • fuel filters were replaced, • engine stopped because it ran out of fuel, •...
  • Page 102 PRONAR SPT70 SECTION 5 ATTENTION Before starting work, visually inspect the hydraulic system components. DANGER During work on hydraulic system, use the appropriate personal protection equipment i.e. protective clothing, footwear, gloves and eye protection. Avoid contact of skin with oil.
  • Page 103 SECTION 5 PRONAR SPT70 FIGURE 5.5 Change of oil and oil filter (1) - filler plug with filter; (2) - replaceable filter cartridge; (3) oil drain plug SCOPE OF ACTIVITIES • Unscrew filler plug (1) and oil drain plug (3) (FIGURE 5.5).

  • Page 104: Checking The Battery

    PRONAR SPT70 SECTION 5 The hydraulic system is vented automatically during machine operation. Cartridge of oil filter (FIGURE 5.5) should be replaced every 500 engine working hours or once a year. Rubber hydraulic conduits must be changed every 4 years regardless of their technical condition.
  • Page 105 SECTION 5 PRONAR SPT70 • Remove plugs and check level and density of electrolyte. • If necessary supplement electrolyte with distilled water. • Check condition of terminals and any obstruction of ventilation openings in caps and clean if necessary. • Connect lead (+) of the rectifier and then connect lead (-). Set charging current and connect the rectifier to the mains.

  • Page 106: Electrical System Maintenance

    PRONAR SPT70 SECTION 5 • Connect the (+) lead to the battery. • Connect the (–) lead to the battery. 5.2.8 ELECTRICAL SYSTEM MAINTENANCE DANGER Do not independently repair electrical system, except items described in chapter ELECTRICAL SYSTEM MAINTENANCE. All electrical system repairs must be performed only by suitably qualified personnel.
  • Page 107 SECTION 5 PRONAR SPT70 FIGURE 5.6 Location of fuse box FIGURE 5.7 Fuses and relays (1)…(9) - fuses; (10) - beacon light relay; (11) - relay of the light near the spreading disc; (12) - relays of electrical spreading direction adjusting cylinder; (13) - glow plugs heating relay;...

  • Page 108: Maintenance Of Belt Conveyor

    PRONAR SPT70 SECTION 5 TABLE 5.3 Fuses MARKING PROTECTED CIRCUIT FUSE (FIGURE 5.7) Power supply of sensors from the extension MINIVAL 2A module outputs Power supply of main controller MINIVAL 3A Power supply of main controller's sensors MINIVAL 2A Power supply of extension module and sensors...
  • Page 109 SECTION 5 PRONAR SPT70 FIGURE 5.8 Changing oil in the belt conveyor drive transmission (1) oil filler plug; (2) drain plug; (3) inspection plug Maintenance of belt conveyor drive transmission involves periodical checking of oil level and changing oil. • Unscrew filler plug (1) (FIGURE 5.8).
  • Page 110 PRONAR SPT70 SECTION 5 ADJUSTMENT OF CONVEYOR BELT Moving conveyor belt should be positioned in the middle of the conveyor roller. Make adjustments if the conveyor belt is shifted sideways to the edge of the conveyor roller or rubs against the frame.
  • Page 111 SECTION 5 PRONAR SPT70 Before starting the conveyor belt adjustment (FIGURE 5.9), unscrew bolts (4) and remove cover (3). Start the sand spreader's engine. Activate "Unloading" function in "Counters" menu on the control panel. A detailed description can be found in section 4.8 UNLOADING.
  • Page 112 PRONAR SPT70 SECTION 5 If the conveyor belt is shifted sideways to the edge of the conveyor drive roller (FIGURE 5.10), make proper adjustment of the roller. The adjustment is made only on one side of the conveyor using bolt (2) by changing the position of the roller drive transmission bracket. Start the sand spreader's engine.

  • Page 113: Maintenance Of Brine Spray System

    SECTION 5 PRONAR SPT70 FIGURE 5.11 Replacement of conveyor belt brushes (1) - brush; (2) - clamping strip; (3) - bolt; (4) - nut; (5) - washer REPLACEMENT OF CONVEYOR BELT BRUSHES • Unscrew bolts (3) and remove clamping strip (2) (FIGURE 5.11).
  • Page 114 PRONAR SPT70 SECTION 5 Brine filter cartridge should be cleaned at least once a month during the working season. BRINE FILTER CLEANING • Set valve in position (A) - "filling/emptying". • Unscrew filter housing (4). • Remove filter cartridge (3) and wash it in water.

  • Page 115: Adjustment Of Spreading Mechanism

    SECTION 5 PRONAR SPT70 5.2.11 ADJUSTMENT OF SPREADING MECHANISM If there are differences in spreading symmetry during spreading mechanism operation, with regard to values set on the control panel, it may be necessary to adjust the setting of the electric cylinder.

  • Page 116: Replacement Of Spreading Disc Blades

    PRONAR SPT70 SECTION 5 5.2.12 REPLACEMENT OF SPREADING DISC BLADES DANGER Spreading disc blades may be checked and replaced only if the machine is switched off and secured. Technical condition of spreading mechanism disc blades should be checked periodically paying attention to mechanical damage, excessive wear and completeness of securing elements.
  • Page 117 SECTION 5 PRONAR SPT70 TABLE 5.4 The list of working components of spreading disc Marking Quantity Name / part number or standard [pcs] FIGURE 5.14 Blade / 254-07000001 Bolt M6x16-A2-70 / PN-EN ISO 7046-2 Self-locking nut M6-A4-70 / PN-EN ISO 7040 Washer 6-200HV-A2 / PN-EN ISO 7089 5.2.13 LUBRICATION...
  • Page 118 PRONAR SPT70 SECTION 5 FIGURE 5.15 Lubrication points Lubrication points are described in Table 5.5 5.2.14 INSPECTION OF INJECTORS ATTENTION Inspection of injectors should be performed at authorised service points. Disassemble the injectors from the engine before cleaning and adjusting them on the injector testing stand.
  • Page 119 SECTION 5 PRONAR SPT70 5.2.15 CHECKING VALVE CLEARANCE ATTENTION Inspection of valve clearance should be performed by the Authorised Point of Sale and Service (APSS). Valve clearance should be checked when the engine is cold, after previous inspection of the cylinder head's tightening torque.
  • Page 120 PRONAR SPT70 SECTION 5 TABLE 5.7 List of sensors NAME AND PLACE OF APPLICATION QUANTI PART Disc and belt rotation speed sensor 2 pcs 151-5662 Brine pump rotation speed sensor 1 pcs E2A-S12KSO4-WS-B1 PNP NO 5.4 STORAGE After finishing work, the machine should be thoroughly cleaned and washed with a water jet.
  • Page 121 SECTION 5 PRONAR SPT70 5.5 TIGHTENING TORQUE FOR NUT AND BOLT CONNECTIONS During maintenance and repairs use appropriate torque for bolt connections (unless other is specified for a particular connection). Recommended tightening torque values apply to non- greased steel bolts (TABLE 5.8) TABLE 5.8...
  • Page 122 PRONAR SPT70 SECTION 5 5.6 TROUBLESHOOTING TABLE 5.9 TROUBLESHOOTING TYPE OF FAULT CAUSE REMEDY (ALARM) Main switch of control panel is off Turn on the main switch (power supply) Electric lead is disconnected from Connect the power supply to control...
  • Page 123 SECTION 5 PRONAR SPT70 TYPE OF FAULT CAUSE REMEDY (ALARM) Damaged relay Replace Low oil level Check oil level and add oil Replace filter and check the cause of Contaminated (clogged) oil filter clogged filter* Low engine oil Short-circuit of sensor lead to...
  • Page 124 PRONAR SPT70 SECTION 5 5.32...
  • Page 125 NOTES …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… ……………………………………………………………………………………………………………...

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