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PRONAR OFW2.6 Operator's Manual

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TRANSLATION OF THE ORIGINAL COPY OF THE MANUAL
ISSUE 1A-10-2011
PRONAR Sp. z o.o.
17-210 NAREW, UL. MICKIEWICZA 101A, PODLASKIE PROVINCE
phone:
fax:
OPERATOR'S MANUAL
SNOW BLOWER
PRONAR OFW2.6
+48 085 681 63 29
+48 085 681 63 81
+48 085 681 63 83
PUBLICATION NO 417N-00000000-UM
+48 085 681 64 29
+48 085 681 63 82
+48 085 682 71 10
www.pronar.pl

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  • Page 1 PRONAR Sp. z o.o. 17-210 NAREW, UL. MICKIEWICZA 101A, PODLASKIE PROVINCE phone: +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: Snow Blower

    SNOW BLOWER PRONAR OFW2.6 MACHINE IDENTIFICATION TYPE: …………………………… SERIAL NUMBER:...

  • Page 4: Manufacturer's Address

    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

    TABLE OF CONTENTS BASIC INFORMATION 1.1 IDENTIFICATION 1.2 INTENDED USE 1.3 EQUIPMENT 1.4 TRANSPORT 1.5 ENVIRONMENTAL RISK 1.10 1.6 WITHDRAWAL FROM USE 1.10 SAFETY ADVICE 2.1 BASIC SAFETY RULES 2.1.1 MACHINE USE 2.1.2 HITCHING AND UNHITCHING THE MACHINE 2.1.3 HYDRAULIC SYSTEM 2.1.4 TRANSPORTING THE MACHINE 2.1.5...
  • Page 8 CORRECT USE 4.1 PREPARING FOR WORK 4.2 TECHNICAL INSPECTION 4.3 HITCHING TO VEHICLE 4.3.1 HITCHING TO CARRYING VEHICLE EQUIPPED WITH THE FRONT THREE POINT LINKAGE 4.3.2 HITCHING TO CARRYING VEHICLE EQUIPPED WITH THE DIN OR SETRA PLATE 4.11 4.3.3 BALLASTING THE CARRYING VEHICLE 4.15 4.4 OPERATING THE SNOW BLOWER 4.16...
  • Page 9 SECTION BASIC INFORMATION...

  • Page 10: Identification

    PRONAR OFW2.6 SECTION 1 1.1 IDENTIFICATION FIGURE 1.1 Location of the nameplate Meaning of nameplate items (FIGURE 1.1): A - machine name B – type C – serial number D – year of manufacture E – machine tare weight [kg] F –...

  • Page 11: Intended Use

    SECTION 1 PRONAR OFW2.6 1.2 INTENDED USE Rotary snow blower is used for removing snow and ice blocks from flat surfaces by collecting and ejecting snow and ice on the road shoulder or on the trailer. It is designed for mounting...
  • Page 12 PRONAR OFW2.6 SECTION 1 TABLE 1.1 Requirements for carrying vehicle, depending on the snow blower version Snow blower mounted on the tractor’s front three-point linkage: UNIT REQUIREMENTS Mounting method Front three-point linkage category II and III according to ISO 730-1...
  • Page 13 SECTION 1 PRONAR OFW2.6 Snow blower mounted on the mounting plate according to DIN 76060 standard or SETRA UNIT REQUIREMENTS Mounting method faceplate (mounting plate) TYPE A or TYPE B according to DIN 76060 standard or SETRA Power take-off shaft (PTO)

  • Page 14: Equipment

    • PTO shaft 2x1 3/4’’, 6 splines part number 302-850-000438 • Set of support wheels part number 416N-19000000-01 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 15: Transport

    SECTION 1 PRONAR OFW2.6 Demand that the seller carefully and accurately fills out the WARRANTY BOOK and warranty repair coupons. A missing date of purchase or sale point stamp may make the user ineligible for any warranty repair or refund.
  • Page 16 PRONAR OFW2.6 SECTION 1 FIGURE 1.2 Transport lugs The machine should be attached to lifting equipment in places specially designed for this purpose (FIGURE 1.2). Suspension points are identified with information decals. When lifting the machine take special care to avoid tipping over the machine and the risk of injuries from protruding parts.
  • Page 17 SECTION 1 PRONAR OFW2.6 FIGURE 1.3 Centre of gravity Dimensions given in millimetres [mm] NOTE Depending on the machine equipment and discharge chute setting, centre of gravity varies in the range of ± 50 mm DANGER When transporting independently, the user must carefully read this Operator’s Manual and observe all its instructions.

  • Page 18: Environmental Risk

    PRONAR OFW2.6 SECTION 1 1.5 ENVIRONMENTAL RISK 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. In the event of oil leaking into the environment, first of all contain the source of the leak, and then collect the leaked oil using available means.

  • Page 19: Safety Advice

    SECTION SAFETY ADVICE...

  • Page 20: Basic Safety Rules

    PRONAR OFW2.6 SECTION 2 2.1 BASIC SAFETY RULES 2.1.1 MACHINE USE • Before use, the user must carefully read this Operator Manual and the WARRANTY BOOK. When operating the machine, follow all instructions in these documents. • The machine may only be used and operated by persons qualified to drive carrier vehicle and trained in the use of the machine.

  • Page 21: Hitching And Unhitching The Machine

    SECTION 2 PRONAR OFW2.6 2.1.2 HITCHING AND UNHITCHING THE MACHINE • Carefully read the carrier vehicle Operator Manual. • Do NOT link the machine to the carrier vehicle if the categories of the three point linkage systems of the machine and carrier vehicle are not compatible.

  • Page 22: Transporting The Machine

    PRONAR OFW2.6 SECTION 2 • Used oil or deteriorated oil should be stored in original containers or replacement containers resistant to hydrocarbons. Replacement containers must be clearly marked and appropriately stored. • Do not store hydraulic oil in packaging designed for storing food or foodstuffs.
  • Page 23 SECTION 2 PRONAR OFW2.6 • Any modification to the machine frees the manufacturer from any responsibility for damage or detriment to health which may arise as a result. • Regularly check the technical condition of the safety devices and correct tightening of bolt connections.

  • Page 24: Operating Snowblower

    PRONAR OFW2.6 SECTION 2 2.1.6 OPERATING SNOWBLOWER • Before starting the carrier vehicle with the connected machine, make sure that the machine drive is not engaged, otherwise it can lead to uncontrolled operation of the machine. • Before lowering the machine, make sure there are no bystanders near the machine.

  • Page 25: 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 26 PRONAR OFW2.6 SECTION 2 • machine operation by unauthorized persons or persons under the influence of alcohol • cleaning, maintenance and technical checks when tractor is connected and engine is running. The residual risk may be kept to a minimum by following the recommendations below: •...

  • Page 27: Information And Warning Decals

    SECTION 2 PRONAR OFW2.6 2.3 INFORMATION AND WARNING DECALS All signs should always be legible and clean, visible to the operator and also to persons possibly being in the vicinity of the machine in operation. If any safety sign is lost or illegible, it should be replaced with a new one.
  • Page 28 PRONAR OFW2.6 SECTION 2 ITEM SYMBOL DESCRIPTION Do not reach into the compression area. Danger of crushing hands or fingers Rear clearance marking Front clearance marking Transport suspension points Machine model Lubrication points Speed and rotation direction of the shaft (depending on the machine version) Numbers in the Item column correspond to decals (FIGURE 2.1)
  • Page 29 SECTION 2 PRONAR OFW2.6 FIGURE 2.1 Locations of information and warning decals Meaning of symbols used in the Figure is given in TABLE 2.1 2.11...
  • Page 30 PRONAR OFW2.6 SECTION 2 2.12...

  • Page 31: Design And Operation

    SECTION DESIGN AND OPERATION...

  • Page 32: Technical Specification

    PRONAR OFW2.6 SECTION 3 3.1 TECHNICAL SPECIFICATION TABLE 3.1 BASIC SPECIFICATIONS OF ROTARY SNOW BLOWER Unit Model OFW2.6 Front mounting plate Method of mounting Front three-point linkage TYPE A or TYPE B (depending on machine Cat. II and III according...

  • Page 33: General Design

    SECTION 3 PRONAR OFW2.6 3.2 GENERAL DESIGN FIGURE 3.1 General design (1) - frame; (2) - right auger; (3) - left auger; (4) - rotor; (5) - discharge chute; (6) - collecting blade; (7) - slides or support wheels; (8) - hydraulic system; (9) - electrical system;...

  • Page 34: Drive Transmission

    PRONAR OFW2.6 SECTION 3 Rotary snow blower consists of frame (1) in which operating elements are embedded: blade (6) separating the layer of snow (ice) from the ground, augers (2) and (3) which cut and transport snow inside the machine and rotor (4) ejecting snow through discharge chute (5).

  • Page 35: Hydraulic System

    SECTION 3 PRONAR OFW2.6 3.4 HYDRAULIC SYSTEM FIGURE 3.3 Hydraulic system design (machine mounted on three-point linkage) (1) - hydraulic motor for discharge chute rotation; (2) - hydraulic cylinder for adjusting discharge range; (3) - snow blower tilt hydraulic cylinder; (4) - hydraulic solenoid valve;...
  • Page 36 PRONAR OFW2.6 SECTION 3 In the snow blower mounted on the front three-point linkage, the hydraulic system (FIGURE 3.3) can alternately control hydraulic motor (1) for discharge chute rotation, hydraulic cylinders (2) for adjusting discharge range and snow blower tilt hydraulic cylinder (3).
  • Page 37 SECTION 3 PRONAR OFW2.6 FIGURE 3.5 Hydraulic system design (machine mounted on faceplate) (1) - hydraulic motor for discharge chute rotation; (2) - hydraulic cylinder for adjusting discharge range; (3) - snow blower tilt hydraulic cylinder; (4) - hydraulic cylinder for lifting/lowering;...
  • Page 38 PRONAR OFW2.6 SECTION 3 FIGURE 3.6 Hydraulic system concept diagram (machine mounted on the carrying vehicle faceplate) (1) - hydraulic motor for discharge chute rotation; (2) - hydraulic cylinder for adjusting discharge range; (3) - snow blower tilt hydraulic cylinder; (4) - hydraulic solenoid valve;...

  • Page 39: Electrical System Design

    SECTION 3 PRONAR OFW2.6 3.5 ELECTRICAL SYSTEM DESIGN FIGURE 3.7 Electrical system design (machine mounted on the carrying vehicle faceplate) (1) - clearance light; (2) - power supply wiring harness...
  • Page 40 PRONAR OFW2.6 SECTION 3 FIGURE 3.8 Electrical system design (machine mounted on three-point linkage) (1) - clearance light; (2) - control panel; (3) - power supply wiring harness (snow blower); (4)- power supply wiring harness (carrying vehicle); (5) - solenoid valve; (6) - control panel wiring harness 3.10...

  • Page 41: Correct Use

    SECTION CORRECT USE...

  • Page 42: Preparing For Work

    PRONAR OFW2.6 SECTION 4 4.1 PREPARING FOR WORK DANGER Before using the machine, the user must carefully read this Operator’s Manual Careless and incorrect use and operation of the machine, and failure to follow instructions in this Operator’s Manual is dangerous to your health.
  • Page 43 SECTION 4 PRONAR OFW2.6 DANGER Before starting the carrying vehicle with the connected machine make sure the machine drive is not engaged, otherwise it can lead to uncontrolled operation of the machine. NOTE Failure to follow instructions in this Operator’s Manual or starting the machine incorrectly may cause damage to the machine.

  • Page 44: Technical Inspection

    PRONAR OFW2.6 SECTION 4 4.2 TECHNICAL INSPECTION To get the machine ready for use, check components according to guidelines presented in Table 4.1. TABLE 4.1 TECHNICAL INSPECTION SCHEDULE DESCRIPTION MAINTENANCE ACTIVITIES FREQUENCY Check the technical condition of safety Technical condition of safety...

  • Page 45: Hitching To Vehicle

    SECTION 4 PRONAR OFW2.6 4.3 HITCHING TO VEHICLE 4.3.1 HITCHING TO CARRYING VEHICLE EQUIPPED WITH THE FRONT THREE POINT LINKAGE NOTE Before hitching the machine to carrying vehicle, read the carrying vehicle Operator’s Manual. DANGER Exercise caution when hitching the machine to carrying vehicle.
  • Page 46 PRONAR OFW2.6 SECTION 4 To connect the snow blower to the carrying vehicle's three-point linkage: • Remove the lower pins (1) secured with cotter pins (2) (FIGURE 4.1), • move the lower rods of tractor (carrying vehicle's) three-point linkage to the lower linking points of the snow blower;...
  • Page 47 SECTION 4 PRONAR OFW2.6 FIGURE 4.2 Connecting PTO shaft (machine mounted on the carrying vehicle's front three point linkage) (1) - gear shaft; (2) - PTO shaft (additional equipment) Depending on the rotation direction of the carrying vehicle's PTO, the PTO shaft (3) must be connected to the appropriate gear shaft (1) or (3) (FIGURE 4.2).
  • Page 48 PRONAR OFW2.6 SECTION 4 NOTE PTO drive shaft end terminated with a clutch should be connected to the machine' shaft. FIGURE 4.3 Connecting hydraulic system and electrical system (machine mounted on the carrying vehicle's front three point linkage) (1) - hydraulic quick coupler; (2) - 3-pole plug; (3) - protective plug...
  • Page 49 SECTION 4 PRONAR OFW2.6 Hydraulic quick couplers (1) should be connected to the sockets of one section of the carrying vehicle's external hydraulic system (FIGURE 4.3). Connect the plug (2) to the 3-pole 12V DIN 9680 socket on the front of the carrying vehicle. If the carrying vehicle is not equipped with such a socket or is equipped with a different type of socket, install the socket according to the diagram (FIGURE 4.4).
  • Page 50 PRONAR OFW2.6 SECTION 4 FIGURE 4.5 Connecting the control panel wiring harness (machine mounted on three- (1) - control panel wiring harness plug; (2) - socket Connect the control panel wiring harness (1) to the socket (2) located in front of the discharge chute (FIGURE 4.5)

  • Page 51: Hitching To Carrying Vehicle Equipped With The Din Or Setra Plate

    SECTION 4 PRONAR OFW2.6 For optimum operation, set the snow blower linkage at the angle of 90 to the ground surface (FIGURE 4.6). The adjustment is made by adjusting the length of the central link. 4.3.2 HITCHING TO CARRYING VEHICLE EQUIPPED WITH THE DIN OR SETRA PLATE FIGURE 4.7...
  • Page 52 PRONAR OFW2.6 SECTION 4 FIGURE 4.8 Connecting hydraulic system and electrical system (machine mounted on the carrying vehicle’s faceplate) (A) - discharge chute rotation control connectors; (B) - snow blower tilt adjustment connector; (C) - snow blower raising/lowering connectors; (D) - hydraulic connectors for adjusting discharge range;...
  • Page 53 SECTION 4 PRONAR OFW2.6 FIGURE 4.9 Mounting the snow blower on the carrying vehicle's faceplate (1,2,3,4) - successive stages of hitching the machine to the carrying vehicle Before mounting the machine on the carrying vehicle, check the linkage compatibility. To mount the snow blower on the carrying vehicle equipped with a faceplate (FIGURE 4.9): 1) Drive the carrying vehicle to a distance of about 30 cm from the snow blower linkage, immobilize the vehicle and turn off the engine.
  • Page 54 PRONAR OFW2.6 SECTION 4 4) If the mounting hooks and the carrying vehicle's faceplate are correctly aligned, lower the snow blower linkage until the mounting hooks are set in the seats of the carrying vehicle's faceplate. Raise the machine and check if correctly mounted. Using appropriate bolts, connect the machine linkage frame with the carrying vehicle's faceplate.

  • Page 55: Ballasting The Carrying Vehicle

    SECTION 4 PRONAR OFW2.6 To connect the drive transmission of the machine to carrying vehicle PTO shaft, use a PTO shaft recommended by the Manufacturer (optional equipment). The machine should be driven using the PTO shaft, part number 302-850-000438, which is an accessory of the machine.

  • Page 56: Operating The Snow Blower

    PRONAR OFW2.6 SECTION 4 4.4 OPERATING THE SNOW BLOWER 4.4.1 SETTING WORKING HEIGHT The slides or wheels (option) are used in order to maintain a proper distance between the ground and collecting blades, to reduce thickness of scraped material layer and to limit the depth of blade sinking into soft ground.

  • Page 57: Adjusting The Range And Direction Of Snow Discharge

    SECTION 4 PRONAR OFW2.6 FIGURE 4.13 Working height adjustment in the snow blower equipped with wheels (1) - wheel; (2) - handle; (3) - handle lock Working height adjustment in the snow blower equipped with support wheels (FIGURE 4.13) is carried out by proper setting of wheel height. Adjustment of wheel (1) height is performed by means of the handle (2).
  • Page 58 PRONAR OFW2.6 SECTION 4 In the snow blower mounted on the carrying vehicle's faceplate, the discharge chute rotation and discharge range are adjusted independently from the operator cab by activating the appropriate circuit of the external hydraulic system. In the snow blower mounted on the front three-point linkage of the carrying vehicle, after selecting the appropriate function on the control panel, you can control the discharge chute rotation, discharge range or inclination using one section of the external hydraulic system.

  • Page 59: Snow Blower Tilt Adjustment

    SECTION 4 PRONAR OFW2.6 4.4.3 SNOW BLOWER TILT ADJUSTMENT To adapt to uneven ground, the working angle of the snow blower can be changed within the range of ±10˚. In the snow blower mounted on the carrying vehicle's mounting plate, the snow blower body tilt is changed independently using the appropriate circuit of the external hydraulic system.
  • Page 60 PRONAR OFW2.6 SECTION 4 Having made sure that all the protective elements and all the connections are properly installed, one may commence working with the machine. Drive to the place of work, lower the machine until it fully rests on the ground. Set linkage to "floating position" to allow ground surface tracking when clearing the snow.

  • Page 61: Removing Blockages

    SECTION 4 PRONAR OFW2.6 IMPORTANT Before raising the machine, disengage the PTO drive. 4.4.5 REMOVING BLOCKAGES DANGER If the machine drive transmission or discharge chute is jammed, disengage the PTO, immobilize the vehicle and secure the cab against unauthorized access before leaving the cab.

  • Page 62: Transporting The Machine

    PRONAR OFW2.6 SECTION 4 4.5 TRANSPORTING THE MACHINE The discharge chute can be folded for transporting the machine mounted on the carrying vehicle. To fold the discharge chute (FIGURE 4.17) : • rotate the discharge chute so that the marks on the chute (1) and the body (2) are aligned, •...
  • Page 63 SECTION 4 PRONAR OFW2.6 When driving on public roads, respect the road traffic regulations, exercise caution and prudence. Listed below are the key guidelines. • Make sure that the machine is correctly attached to the carrying vehicle, and linkage is properly secured.

  • Page 64: Unhitch The Machine From The Carrying Vehicle

    PRONAR OFW2.6 SECTION 4 4.6 UNHITCH THE MACHINE FROM THE CARRYING VEHICLE DANGER Before leaving the vehicle's cab, turn off the engine and immobilise the vehicle with parking brake. Ensure that unauthorised persons do not have access to the vehicle cab.
  • Page 65 SECTION 4 PRONAR OFW2.6 FIGURE 4.19 Protection of hydraulic conduit connectors (machine mounted on the faceplate) (1) - hydraulic quick-couplers, (2) - protective caps; (3) - conduit bracket To unhitch the snow blower mounted on the carrying vehicle's front three point linkage: 1) Lower the machine until it fully rests on the ground, on the slides or support wheels.
  • Page 66 PRONAR OFW2.6 SECTION 4 FIGURE 4.20 PTO shaft bracket (machine mounted on the front three point linkage) (1) - bracket; (2) - cotter pin (3) - PTO shaft To unhitch the snow blower mounted on the carrying vehicle's faceplate: 1) Lower the machine until it fully rests on the ground, on the slides or support wheels.
  • Page 67 SECTION 4 PRONAR OFW2.6 FIGURE 4.21 Unhitching the snow blower mounted on the carrying vehicle's faceplate (1,2,3,4) - stages of unhitching the snow blower mounted on the carrying vehicle's faceplate NOTE Do NOT use the securing chains to support the shaft while machine is parked or when transporting the machine.
  • Page 68 PRONAR OFW2.6 SECTION 4 4.28...

  • Page 69: Maintenance

    SECTION MAINTENANCE...

  • Page 70: Hydraulic System Maintenance

    PRONAR OFW2.6 SECTION 5 5.1 HYDRAULIC SYSTEM MAINTENANCE The duties of the operator connected with the hydraulic system maintenance include: • checking leaktightness of hydraulic connections; • checking technical condition of hydraulic conduits, quick couplers and hydraulic cylinders; • checking leaktightness of hydraulic transmissions;...
  • Page 71 SECTION 5 PRONAR OFW2.6 TABLE 5.1 HL32 hydraulic oil specification ITEM NAME VALUE ISO 3448VG viscosity classification Kinematic viscosity at 40°C 28.8 – 35.2 mm ISO 6743/99 quality classification DIN 51502 quality classification Flash point, [°C] Above 210°C Maximum operating temperature, [°C] Spilt oil should be immediately collected and placed in a marked tight container.

  • Page 72: Drive Transmission System Maintenance

    PRONAR OFW2.6 SECTION 5 5.2 DRIVE TRANSMISSION SYSTEM MAINTENANCE 5.2.1 CHECK AND CHANGE OIL IN MAIN TRANSMISSION DANGER Only check the oil level in the main transmission when the machine is lowered and turned off. The main transmission (FIGURE 5.1) is factory filled with gear oil of SAE90 class. The main transmission is equipped with a circulating lubrication system with an oil pump (4).
  • Page 73 SECTION 5 PRONAR OFW2.6 It is recommended to check oil level in transmission once a year, before working season (provided that there are no oil leaks). Oil in the transmission must be replaced every 2000 hours of work. DANGER When checking oil level and changing oil, use appropriate personal protection equipment i.e.
  • Page 74 PRONAR OFW2.6 SECTION 5 5.2.2 CHECKING AND CHANGE OF OIL IN INTERSECTING AXIS GEAR The intersecting axis gear of the snow blower (FIGURE 5.2) is factory filled with oil of SAE90 class. Intersecting axis gear maintenance involves periodical checking of oil level and changing oil.
  • Page 75 SECTION 5 PRONAR OFW2.6 Before changing oil in the intersecting axis gear (FIGURE 5.2): • lower the machine to the ground, remove the housing (3), prepare a container for oil and place it under the gear, • unscrew the inspection-filler plug (1) and drain plug (2), •...

  • Page 76: Replacing The Collecting Blade

    PRONAR OFW2.6 SECTION 5 5.3 REPLACING THE COLLECTING BLADE DANGER If the machine is connected to the carrying vehicle, then before checking and replacing the blade, turn off the machine drive and ensure that unauthorised persons have no access to the vehicle cab.

  • Page 77: Slide Replacement

    SECTION 5 PRONAR OFW2.6 TABLE 5.2 THE LIST OF BLADE ELEMENTS Marking Name / Part No. Quantity [pcs] FIGURE 5.5 Blade / 417N-00000003 Bolt M16x50-8.8-A2J PN/M-82406 Self-locking nut. M16-8 PN-EN ISO 7040 Washer 16-200HV PN-EN ISO 7091 5.4 SLIDE REPLACEMENT DANGER Do NOT perform maintenance or repair work under raised and unsupported machine.
  • Page 78 PRONAR OFW2.6 SECTION 5 FIGURE 5.4 Skid replacement (1)- skid; (2)- bolt; (3)- nut; (4)- washer TABLE 5.3 LIST OF SKID COMPONENTS Marking Name / Part No. Quantity [pcs] FIGURE 5.6 Skid / 517N-08020000 Bolt M16x120-8.8 PN-EN ISO 4017 Self-locking nut. M16-8 according to PN-EN 7040...

  • Page 79: Lubrication

    SECTION 5 PRONAR OFW2.6 5.5 LUBRICATION Before commencing lubrication insofar as is possible remove old grease and other contamination. Remove and wipe off excess oil or grease The following grease is recommended for lubrication: ŁT-43-PN/C-96134. DANGER Lubrication may only be performed when the machine is disconnected from the tractor.
  • Page 80 PRONAR OFW2.6 SECTION 5 FIGURE 5.5 Lubrication Lubrication points are described in Table 5.4 5.12...

  • Page 81: Electrical System Maintenance

    SECTION 5 PRONAR OFW2.6 5.6 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. In the snow blower mounted on the DIN or SETRA faceplate, the maintenance of the electrical system consists in periodic checking of the operation of the clearance lights.

  • Page 82: Storage

    PRONAR OFW2.6 SECTION 5 5.7 STORAGE After finishing work, clean and wash the machine thoroughly with a water jet. While washing, do not direct a strong water or steam jet at information and warning decals or hydraulic lines and electrical wires. Nozzle of pressure or steam washer should be kept at a distance of not less than 30 cm from cleaned surface.

  • Page 83: Tightening Torque For Nut And Bolt Connections

    SECTION 5 PRONAR OFW2.6 5.8 TIGHTENING TORQUE FOR NUT AND BOLT CONNECTIONS During maintenance and replacement of individual parts, use appropriate tightening torques for nut and bolt connections (unless other parameters are specified for a particular connection). Recommended tightening torque values apply to non-greased steel bolts (FIGURE 5.5)

  • Page 84: Troubleshooting

    PRONAR OFW2.6 SECTION 5 5.9 TROUBLESHOOTING TABLE 5.6 TROUBLESHOOTING TYPE OF FAULT POSSIBLE CAUSE REMEDY Telescopic PTO shaft disconnected Connect PTO shaft Wrong rotation direction of the Check the required rotation direction carrying vehicle's PTO The augers do not The carrying vehicle's PTO drive not...
  • Page 85 NOTES ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. …………………………………………………………………………………………………………………………………..

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