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PRONAR WWT600 Operator's Manual

Multi-function arm
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PRONAR WWT600 / WWT604D
TRANSLATION OF THE ORIGINAL COPY OF THE MANUAL
EDITION 2B-11-2018
PRONAR Sp. z o.o.
17-210 NAREW, UL. MICKIEWICZA 101A, PODLASKIE PROVINCE
phone:
fax:
OPERATOR MANUAL
MULTI-FUNCTION ARM
+48 085 681 63 29
+48 085 681 63 81
+48 085 681 63 83
PUBLICATION NO. 21N-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 WWT600

  • Page 1 +48 085 681 63 81 +48 085 681 63 82 fax: +48 085 681 63 83 +48 085 682 71 10 www.pronar.pl OPERATOR MANUAL MULTI-FUNCTION ARM PRONAR WWT600 / WWT604D TRANSLATION OF THE ORIGINAL COPY OF THE MANUAL EDITION 2B-11-2018 PUBLICATION NO. 21N-00000000-UM...
  • Page 3 MULTI-FUNCTION ARM PRONAR WWT600 / WWT604D MACHINE IDENTIFICATION SYMBOL /TYPE: SERIAL NUMBER:...
  • Page 4 The manual describes the basic principles of safe use and operation of multifunction arm PRONAR WWT600 / WWT604D. If the information in this Operator Manual needs clarification, refer for assistance to the sale point where the machine was purchased or to the Manufacturer.
  • Page 5 SYMBOLS APPEARING IN THIS OPERATOR 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. Vital information and instructions that must be observed are by the symbol: and also preceded by the word "IMPORTANT".

  • Page 9: Table Of Contents

    TABLE OF CONTENTS BASIC INFORMATION 1.1 IDENTIFICATION 1.2 INTENDED USE 1.3 EQUIPMENT 1.4 TERMS & CONDITIONS OF WARRANTY 1.5 TRANSPORT 1.6 ENVIRONMENTAL RISK 1.7 WITHDRAWAL FROM USE 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...
  • Page 10 5.2 HYDRAULIC SYSTEM MAINTENANCE 5.2.1 OIL TANK AND OIL FILTERS 5.2.2 MULTIPLIER GEAR BOX WITH THE HYDRAULIC OIL PUMP ASSEMBLY 5.7 5.2.3 HYDRAULIC SELECTIVE CONTROL VALVES (WWT600) AND ELECTROHYDRAULIC SELECTIVE CONTROL VALVES (WWT604D) 5.3 ELECTRICAL SYSTEM MAINTENANCE 5.10 5.4 LUBRICATION 5.11 5.5 TIGHTENING BOLT CONNECTIONS...

  • Page 11: Basic Information

    SECTION BASIC INFORMATION...

  • Page 12: Identification

    FIGURE 1.1 Location of the nameplate. PRONAR WWT600 / WWT604D multifunction arms are marked with rating plates located on the lower part of the multifunction arm's frame (FIGURE 1.1). When purchasing the machine, make sure that the serial numbers on the machine are the same as entered in the...

  • Page 13: Intended Use

    PRONAR WWT600 / WWT604D multifunction arm is designed and constructed according to current safety and engineering standards. PRONAR WWT600 / WWT604D multifunction arms are designed to work with working head adjusted to such a type of arm. The multifunction arm with a working head is designed for the maintenance of municipal infrastructure, urban greenery, orchards and wooded areas and for agricultural works.
  • Page 14 PRONAR WWT600 / WWT604D SECTION 1 Using it as intended involves all actions connected with the safe and proper operation and maintenance of the machine. Due to the above, the user is obliged to: • carefully read the OPERATOR MANUAL and comply with its recommendations, •...

  • Page 15: Equipment

    1.4 TERMS & CONDITIONS OF WARRANTY 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 MANUAL. Defects discovered during the warranty period will be removed by the Warranty Service. The repair period is specified in the WARRANTY BOOK.

  • Page 16: Transport

    PRONAR WWT600 / WWT604D SECTION 1 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 17 SECTION 1 PRONAR WWT600 / WWT604D IMPORTANT Do NOT secure lifting slings or any types of securing elements to hydraulic cylinders. During loading, the multifunction arm should be placed in transport position, without the working head. (FIGURE 4.6). FIGURE 1.2 Support feet of multifunction arm during loading.
  • Page 18 PRONAR WWT600 / WWT604D SECTION 1 FIGURE 1.3 Location of centre of gravity of the multifunction arm in transport position (without hydraulic oil in the tank). TABLE 1.3 Centre of gravity. Dimension (FIGURE 1.3) Unit WWT600 / WWT604D 1049...

  • Page 19: Environmental Risk

    SECTION 1 PRONAR WWT600 / WWT604D 1.6 ENVIRONMENTAL RISK A hydraulic oil leak constitutes a direct threat to the natural environment owing to its limited biodegradability. While carrying out maintenance and repair work which involves the risk of an oil leak, this work should take place on an oil resistant floor or 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 20 PRONAR WWT600 / WWT604D SECTION 1 1.10...

  • Page 21: Safety Advice

    SECTION SAFETY ADVICE...

  • Page 22: Basic Safety Rules

    PRONAR WWT600 / WWT604D 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 multifunction arm may only be used by persons qualified to drive carrier vehicles (tractors) and trained in machine operation.

  • Page 23: Hitching And Unhitching The Machine

    SECTION 2 PRONAR WWT600 / WWT604D personal protective equipment such as protective clothing, safety goggles, safety helmet to reduce the risk of injuries. • In order to limit occupational risks associated with exposure to noise during multifunction arm operation use individual protection (hearing protectors). In order to reduce the level of noise during work, the operator cab windows and door should be closed.

  • Page 24: Hydraulic System

    PRONAR WWT600 / WWT604D SECTION 2 2.1.3 HYDRAULIC SYSTEM • The hydraulic system is under high pressure when operating. • Regularly check the technical condition of the hydraulic lines and connections. There must be no oil leaks. • In the event of the hydraulic system malfunction, discontinue using the machine until the malfunction is corrected.

  • Page 25: Transporting The Machine

    When working on hydraulic system it is recommended to use oil resistant gloves and protective goggles. • Any modification of the multifunction arm releases the manufacturer (PRONAR Narew) from any responsibility for damage or detriment to health which may arise...
  • Page 26 PRONAR WWT600 / WWT604D SECTION 2 • Before commencing any work on the multifunction arm, turn off the carrier vehicle (agricultural tractor) engine and wait until all rotating parts have come to a stop. • Regularly check the technical condition of the safety devices and correct tightening of bolt connections.

  • Page 27: Operating The Multifunction Arm

    SECTION 2 PRONAR WWT600 / WWT604D 2.1.6 OPERATING THE MULTIFUNCTION ARM • Before starting the multifunction arm, make sure that there are no bystanders (especially children) or animals in the danger zone. The machine operator is obliged to ensure proper visibility of the machine and the working area.

  • Page 28: Operation Of Pto Shaft

    PRONAR WWT600 / WWT604D SECTION 2 • In the event of a tilt of the carrier vehicle (agricultural tractor) with the multifunction arm, immediately lower the working head to the ground and stop the carrier vehicle (agricultural tractor). 2.1.7 OPERATION OF PTO SHAFT •...

  • Page 29: Residual Risk

    PRONAR WWT600 / WWT604D 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 30: Information And Warning Decals

    If any are destroyed or damaged, they must be replaced with new. Safety decals are available from your PRONAR dealer or directly from PRONAR customer service. New assemblies, changed during repair, must be labelled once again with the appropriate safety signs.
  • Page 31 SECTION 2 PRONAR WWT600 / WWT604D FIGURE 2.1 Locations of information and warning decals. Meaning of decals (TABLE 2.1) 2.11...
  • Page 32 PRONAR WWT600 / WWT604D SECTION 2 TABLE 2.1 Information and warning decals ITEM DECAL MEANING Before starting work, carefully read the Operator Manual. Before maintenance or repairs, turn off engine and remove key from ignition. Use extreme caution when working near electric power lines.
  • Page 33 SECTION 2 PRONAR WWT600 / WWT604D ITEM DECAL MEANING Lubrication points Machine type Machine type Decal PRONAR Hydraulic oil classification decal Machine type 2.13...
  • Page 34 PRONAR WWT600 / WWT604D SECTION 2 2.14...

  • Page 35: Design And Operation

    SECTION DESIGN AND OPERATION...

  • Page 36: Technical Specification

    PRONAR WWT600 / WWT604D SECTION 3 3.1 TECHNICAL SPECIFICATION TABLE 3.1 BASIC TECHNICAL DATA Unit WWT600 WWT604D Dimensions Total length in transport setting 1.35 Width in transport setting: 1.63 Height in transport setting: 3.56 Technical specification Multifunction arm drive Hydraulic - own power source...
  • Page 37 SECTION 3 PRONAR WWT600 / WWT604D FIGURE 3.1 Working reach of the multifunction arm with GK110 head. (1)- reach of centre of attachment;...
  • Page 38 PRONAR WWT600 / WWT604D SECTION 3 TABLE 3.2 WORKING REACH OF THE MULTIFUNCTION ARM (FIGURE 3.1) Unit WWT600 / WWT604D Horizontal reach (A) 6.12 Minimum lateral reach (B) 1.07 Reach at 45° (C) 4.22 Reach on embankment at 45° (D) 6.23...

  • Page 39: Design And Operation

    (option); (6)- multiplier gear box with hydraulic pumps; (7)- hydraulic system; (8)- arm shock absorbing unit; (9)- oil tank; (10)- oil cooler; (11)- control system (WWT600); (12)- main arm; (13)- end arm; (14)- working head connection (TYPE 80); (15)- rotary hanger; (16)- shock absorbing unit of hydraulic safety device;...
  • Page 40 PRONAR WWT600 / WWT604D SECTION 3 • power transmission system • hydraulic system with controls. The multifunction arm design is based on frame (1) to which jointed main arm (12) and end arm (13) are connected through rotary hanger (15). The rotary hanger connected with...
  • Page 41 SECTION 3 PRONAR WWT600 / WWT604D Hydraulic cylinders of WWT600 multifunction arm are controlled by means of a hydraulic selective control valve by the carrier vehicle's (tractor) driver using the controls (11). The selective control valve is controlled mechanically by means of cables connected to the controls levers (11).
  • Page 42 PRONAR WWT600 / WWT604D SECTION 3 FIGURE 3.4 Hydraulic system of WWT604D multifunction arm - diagram (1) - oil tank; (2) - coarse oil filter (suction filter); (3) - fine oil filter; (4) – quick couplers; (5) - tandem pump; (6) - main arm cylinder; (7) - end arm cylinder; (8) - rotation cylinder; (9) - working head rotation cylinder;...

  • Page 43: Correct Use

    SECTION CORRECT USE...
  • Page 44 PRONAR WWT600 / WWT604D SECTION 4 4.1 GET READY FOR OPERATION The manufacturer guarantees that the machine is fully operational and has been checked according to quality control procedures and is ready for use. This does not release the user from an obligation to check the machine's condition after delivery and before first use.
  • Page 45 SECTION 4 PRONAR WWT600 / WWT604D • start PTO drive. • set multifunction arm in working position. DANGER Do NOT exceed the PTO rotation speed of 540 rpm. Otherwise the multiplier gear box and hydraulic system of the multifunction arm may be damaged.
  • Page 46 SECTION 4 4.2 HITCHING THE MULTIFUNCTION ARM TO THE CARRIER VEHICLE (TRACTOR) PRONAR WWT600 / WWT604D multifunction arm may be hitched to a carrier vehicle (tractor) which meets the requirements specified in Table 1.1 "REQUIREMENTS FOR CARRIER VEHICLE (TRACTOR)". FIGURE 4.1...
  • Page 47 SECTION 4 PRONAR WWT600 / WWT604D (A)- lower links of the rear three-point linkage of carrier vehicle (tractor); (B)- upper securing point of the rear three-point linkage of carrier vehicle (tractor); (1)- lower fixing pins of the multifunction arm's linkage; (2)- upper fixing pin of the multifunction arm's linkage; (3)- central connector of the three-point linkage lock system;...
  • Page 48 PRONAR WWT600 / WWT604D SECTION 4 • Connect lower links (A) of the carrier vehicle's (tractor) three-point linkage and unlocked lower links (4) of the three-point linkage lock system with two lower pins (1) of the multifunction arm linkage. Secure pins (1) with cotter pins.
  • Page 49 SECTION 4 PRONAR WWT600 / WWT604D FIGURE 4.2 How to position the multifunction arm in relation to the ground. (1)- drive shaft; (2)- lower links of the carrier vehicle's (tractor) rear three-point linkage; (3)- central link of the three-point linkage lock system.
  • Page 50 (agricultural tractor`s) cab with a pictogram. (A)- controls; (B)- controls pictogram • Mount the controls (A) (FIGURE 4.3) of WWT600 multifunction arm inside the carrier vehicle's (tractor) cab in the place which makes it possible to manoeuvre the control levers freely from the seat of the carrier vehicle (tractor) operator. The controls should be mounted in a stable manner, without weakening the protective structure of the carrier vehicle (tractor).
  • Page 51 SECTION 4 PRONAR WWT600 / WWT604D FIGURE 4.4 The control panel with joystick of WWT604D multifunction arm in the carrier vehicle's (agricultural tractor`s) cab with a pictogram. (A)- control panel with joystick; (B)- control system pictogram • Mount the control panel and joystick (A) (FIGURE 4.4) of WWT604D multifunction arm inside the carrier vehicle's (tractor) cab in the place which makes it possible to manoeuvre the controls freely from the seat of the carrier vehicle (tractor) operator.
  • Page 52 PRONAR WWT600 / WWT604D SECTION 4 4.3 BALLASTING THE CARRIER VEHICLE (TRACTOR) FIGURE 4.5 Ballasting the carrier vehicle (tractor). Figure description: Table 4.1 NOTE Misuse of carrier vehicle may cause damage to the vehicle as well as reduce stability, manoeuvrability and braking efficiency of the vehicle.
  • Page 53 SECTION 4 PRONAR WWT600 / WWT604D NOTE Installation of implements on the three-point linkage and a counterweight on the carrier vehicle must not result in exceeding the permissible total weight, permissible axle load and load capacity of carrier vehicle's tyres.
  • Page 54 PRONAR WWT600 / WWT604D SECTION 4 Make the following calculations (FIGURE 4.5 – I) in order to confirm that these conditions are met: CALCULATION OF THE MINIMUM FRONT BALLAST G Vmin • (c + d) – T • b+0.2 • T •...
  • Page 55 SECTION 4 PRONAR WWT600 / WWT604D 4.4 START AND OPERATION OF THE MULTIFUNCTION ARM BY MEANS OF THE CONTROL SYSTEM Once the multifunction arm is attached to the carrier vehicle (agricultural tractor), you may start the machine. DANGER The multifunction arm may only be started when all its protection guards are installed properly.
  • Page 56 PRONAR WWT600 / WWT604D SECTION 4 FIGURE 4.6 Controlling WWT600 multifunction arm. 4.14...
  • Page 57 SECTION 4 PRONAR WWT600 / WWT604D (1)- main arm control lever; (2)- end arm control lever; (3)- working head control lever; (4)- lever controlling the rotation of multifunction arm from working position to transport position; (5)- lever controlling the rotation direction of the working head's hydraulic motor; (6)- locking before the change of the rotation direction of the working head's hydraulic motor;...
  • Page 58 PRONAR WWT600 / WWT604D SECTION 4 FIGURE 4.7 Controlling WWT604D multifunction arm. (1)- joystick lever; (2),(3)- buttons for controlling the working head movements; (4),(5)- buttons for controlling the rotation of the arms of the multifunction arm around the hanger axis; (6)- button for activation of working head's floating function; (7)- switch for activation and changing the rotation direction of the working head drive;...
  • Page 59 SECTION 4 PRONAR WWT600 / WWT604D it to unlock. Activation of the power supply of the control panel is signalled by the indicator light (10). The hydraulic drive of the working head is switched on by depressing the right or left side of the button (7), depending on the selected rotation direction of the working head drive.
  • Page 60 PRONAR WWT600 / WWT604D SECTION 4 4.5 ATTACHING THE WORKING HEAD WWT600 / WWT604D multifunction arm can be connected with working heads designed for cooperating with the working head connection and hydraulic system of the multifunction arm. NOTE Before attaching the working head, the user must carefully read the Operator Manuals of the working head, carrier vehicle (agricultural tractor) and multifunction arm and observe all instructions contained in the manuals.
  • Page 61 SECTION 4 PRONAR WWT600 / WWT604D FIGURE 4.8 Attaching the working head to the multifunction arm. (1)- working head attachment TYPE 80 (option: TYPE 60); (2)- working head attachment holder; (3)- working head attachment lock; (4)- clamping bolts; (5)- nuts; (6)- washers; (7)- connecting bracket;...
  • Page 62 PRONAR WWT600 / WWT604D SECTION 4 • Turn off the carrier vehicle's (agricultural tractor) engine and prevent the carrier vehicle (tractor) from moving. • Connect the multifunction arm's head attachment (1) to the working head's attachment (support beam) by means of holder (2) and lock (3) of the attachment. Screw the entire assembly together with four fixing bolts (4).
  • Page 63 SECTION 4 PRONAR WWT600 / WWT604D 4.6 TRANSPORTING THE MACHINE IMPORTANT Before driving on public roads in order to transport the multifunction arm to the work site and back, the multifunction arm shall be folded to its transport position. When driving on public roads, observe all road traffic regulations in force in the country, in which the machine is used.
  • Page 64 PRONAR WWT600 / WWT604D SECTION 4 DANGER During transport, pay special attention and exercise particular caution when driving the carrier vehicle with the multifunction arm under viaducts, bridges and electric power lines. FIGURE 4.10 Ball valves in the transport position (1)- ball valves of arms tilt cylinders, (2)- ball valve of arm shock absorbing unit;...
  • Page 65 • turn on the drive of the carrier vehicle's (agricultural tractor) rear PTO; • operate appropriate hydraulic cylinders of the multifunction arm (FIGURE 4.6) (WWT600) or (FIGURE 4.7) (WWT604D) in order to place the working head in the working area (FIGURE 4.11);...
  • Page 66 SECTION 4 • turn on the hydraulic motor which drives the working head using the multifunction arm's controls (FIGURE 4.6) (WWT600) or (FIGURE 4.7) (WWT604D); DANGER The working head may only be started when all the protection guards of the multifunction arm and working head mounted properly and the working head is in its working position.
  • Page 67 SECTION 4 PRONAR WWT600 / WWT604D DANGER NEVER work if the rotating elements of the working head are directed towards the carrier vehicle (agricultural tractor). Otherwise the carrier vehicle (agricultural tractor) may be damage or the operator may be injured.
  • Page 68 When the working head moves along an uneven ground and requires frequent changes of its titling position, enable the floating position function for the titling of the working head by moving control lever (3) to position (F) (FIGURE 4.6) (WWT600) or pressing button (6) 4.26...
  • Page 69 (A) valve (1) of the arm shock absorbing unit (FIGURE 4.14) (WWT600) or turning on the switch (8) (FIGURE 4.7) (WWT604D). At the time, the arm of the multifunction arm changes its vertical position smoothly and adjusts the head's setting to the ground irregularities (B) (FIGURE 4.15).
  • Page 70 PRONAR WWT600 / WWT604D SECTION 4 DANGER Bystanders should be at a safe distance from the multifunction arm's working head during operation with the arm raised because of the risk of diverse material (stones, branches etc.) falling and being thrown by the head.
  • Page 71 SECTION 4 PRONAR WWT600 / WWT604D FIGURE 4.16 Throttle-check valves of arm tilt cylinders. (1)- throttle-check valve of main arm tilt, (2)- throttle-check valve of end arm tilt; (A)- reduction of oil flow speed; (B)- increase of oil flow speed.
  • Page 72 PRONAR WWT600 / WWT604D SECTION 4 FIGURE 4.17 Method of increasing the maximum reach of the main arm of the multifunction arm. (1)- main arm cylinder rod, (2)- cylinder pin; (3)- securing pin; (A)- location of cylinder pin for the maximum vertical reach of the arm; (B)- location of cylinder pin for the maximum horizontal reach of the arm.

  • Page 73: Maintenance

    SECTION MAINTENANCE...

  • Page 74: Technical Inspection

    PRONAR WWT600 / WWT604D SECTION 5 5.1 TECHNICAL INSPECTION To get the multifunction arm ready for use, check components according to guidelines presented in Table 5.1. TABLE 5.1 TECHNICAL INSPECTION SCHEDULE DESCRIPTION MAINTENANCE ACTIVITIES FREQUENCY Correct mounting of the multifunction arm on the...

  • Page 75: Hydraulic System Maintenance

    SECTION 5 PRONAR WWT600 / WWT604D 5.2 HYDRAULIC SYSTEM MAINTENANCE DANGER Before commencing whatever work on hydraulic system reduce the pressure in the system. 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 76 PRONAR WWT600 / WWT604D SECTION 5 TABLE 5.2 HL46 HYDRAULIC OIL SPECIFICATION ITEM NAME VALUE ISO 3448VG viscosity classification Kinematic viscosity at 40°C 41.4 ÷ 50.6 mm ISO 6743/99 quality classification DIN 51502 quality classification Flash-point above 220 Because of its composition, the oil is not classified as a dangerous substance, however long- term action on the skin or eyes may cause irritation.
  • Page 77 SECTION 5 PRONAR WWT600 / WWT604D FIGURE 5.1 Oil tank (1)- oil tank; (2)- oil inlet cap; (3)- oil level indicator; (4)- drain plug, (5)- oil filter; (6)- oil suction filter (inside the oil tank); (7)- tank inlet cover. Change the oil in the tank after every 1000 hours of operation of the multifunction arm or once a year, whichever occurs first.
  • Page 78 PRONAR WWT600 / WWT604D SECTION 5 While changing oil in the tank, always change the suction filter (6) inside the tank and the external filter (5). Replace the suction filter (6) (inside the oil tank) every 1000 hours of operation of the multifunction arm or once a year while changing oil in the tank, whichever occurs first.
  • Page 79 SECTION 5 PRONAR WWT600 / WWT604D 5.2.2 MULTIPLIER GEAR BOX WITH THE HYDRAULIC OIL PUMP ASSEMBLY FIGURE 5.2 Multiplier gear box with hydraulic pump and viscosity classification of gear oils depending on the ambient temperature. (A)- multiplier gear box; (B)- hydraulic pumps assembly; (1)- oil filler plug; (2)- sight-glass;...
  • Page 80 PRONAR WWT600 / WWT604D SECTION 5 5.2.3 HYDRAULIC SELECTIVE CONTROL VALVES (WWT600) AND ELECTROHYDRAULIC SELECTIVE CONTROL VALVES (WWT604D) FIGURE 5.3 Hydraulic selective control valves (WWT600). (1)- hydraulic selective control valve for support system arms cylinders; (2)- hydraulic selective control valve for the working head hydraulic motor.
  • Page 81 (2) (FIGURE 5.4) is used for starting the working head's hydraulic motor. The selective control valves are controlled by means of mechanical control system (WWT600) or electrically by means of control panel with joystick (WWT604D) in the tractor cab. Check the condition of seals of selective control valves daily and pump grease into all grease nipples located on individual sections of hydraulic selective control valves.

  • Page 82: Electrical System Maintenance

    PRONAR WWT600 / WWT604D SECTION 5 5.3 ELECTRICAL SYSTEM MAINTENANCE DANGER Do not independently repair electrical system, except items described in section "ELECTRICAL SYSTEM MAINTENANCE". All electrical system repairs must be performed only by suitably qualified personnel. Maintenance of electrical system involves checking the operation of power supply system of oil cooler fan and lighting system.
  • Page 83 SECTION 5 PRONAR WWT600 / WWT604D 5.4 LUBRICATION FIGURE 5.5 Location of lubrication point pictograms. 5.11...
  • Page 84 PRONAR WWT600 / WWT604D SECTION 5 When using the machine the user is obliged to observe lubrication instructions according to attached schedule. Excess lubricant causes depositing of additional contaminants in places requiring lubrication, therefore it is essential to keep individual machine components clean.
  • Page 85 SECTION 5 PRONAR WWT600 / WWT604D 5.5 TIGHTENING BOLT CONNECTIONS Before each use of the machine and during maintenance and repair work, confirm that all bolt connections are properly tightened. If any clearances in bolt connections are found, tighten bolt connections using appropriate tightening torque (TABLE 5.3), unless other tightening parameters are given.
  • Page 86 PRONAR WWT600 / WWT604D SECTION 5 5.6 STORAGE After finishing work, clean and wash the multifunction arm thoroughly with a water jet. While washing do not direct a strong water or steam jet at information and warning decals, bearings or hydraulic lines. Nozzle of pressure or steam washer should be kept at a distance of not less than 30 cm from cleaned surface.

  • Page 87: Troubleshooting

    SECTION 5 PRONAR WWT600 / WWT604D 5.7 TROUBLESHOOTING TABLE 5.4 TROUBLESHOOTING TYPE OF FAULT POSSIBLE CAUSE REMEDY The power supply switch of the Unlock the power supply switch control panel is depressed of the control panel (turn it) (WWT604D) Control system or control system...
  • Page 88 PRONAR WWT600 / WWT604D SECTION 5 5.16...
  • Page 89 NOTES ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. ………………………………………………………………………………………………………………………………….. …………………………………………………………………………………………………………………………………..
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