Wacker Neuson ST11 Operation & Maintenance Manual Download

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OPERATION & MAINTENANCE

MANUAL

Compact Track Loader

ST11

Item

8009641121

Revision

Date

101

March 2022

Summary of Contents for ST11

Page 1: ...OPERATION MAINTENANCE MANUAL Compact Track Loader ST11 Item 8009641121 Revision Date 101 March 2022...

Page 2: ...tion involved Designsand textsmay disagree more or lessobviously with some technical characteristicsof the machine in this case contact the manufacturer before proceeding In the manual and if necessar...

Page 3: ...Page 3 of 61 Item Rev s 8009641121 101 Table of Contents 01 02 03 04 05 PRESENTATION OF THE MACHINE GENERAL SAFETY REGULATIONS OPERATER CONTROLS EQUIPMENT AND ACCESSORIES MAINTENANCE 4 10 15 29 34...

Page 4: ...quest for heavy duty and or particular use bolt in replacement of the 4 eye bolts MACHINE IDENTIFICATION The machine is fitted with a special plate carrying the identification data of the machine rive...

Page 5: ...s with joy sticks for traversing and manoeuvre of arms and bucket Floating electrovalve to adjust the bucket to the ground Safety electrovalve to block arm descent Electro valve for 2nd speed control...

Page 6: ...axle coincides with that of the truck Check that the ramps are suitable for the vehicle to be loaded Only use homologated and or certified ramps Check that the ramps are perfectly clean and free of gr...

Page 7: ...wice as careful in the descent phase since the unbalance towards the bottomin this case is much higher It is recommended to lower the arms and turn the bucket forwards to allow eventual emergency shut...

Page 8: ...LKORSTANDUNDERTHE SUSPENDEDLOADS Use cables or chains with adequate capacity for the load to be lifted Attach the ropes or chains to the previously bolted eye bolts and proceed with lifting avoiding s...

Page 9: ...his functions even when the use of a lighting device is not obligatory Front loading shovel in max lifting position and blocked to the frame using the special retainer The shovel s sharp edge must be...

Page 10: ...planation from your employer or from your authorised dealer For the entire period of use of the machine be aware of the possible dangers and take care to prevent them Inobservance of the regulations f...

Page 11: ...the sur rounding working area Should anyone enter into the manoeuvring zone stop the machine On carrying out work on site the overall height and width of the machine must always be taken into consider...

Page 12: ...it from the vehicle MOVEMENT ON SLOPES Movement on slopes and craggy areas must be carried out with caution a high risk exist for the operator and whoever is working in the area To limit risks to a mi...

Page 13: ...when visibility is reduced place barriers around the machine to keep persons away MAKING THE LIFTING ARMS SAFE If the machine malfunctions or blockswith the arm raised it is necessary to make them saf...

Page 14: ...d lubricants Do not weld grind smoke or light flames near to the battery or fuel tank When replacing the battery follow the indications supplied in the relative chapter Always keep the machine clean a...

Page 15: ...it to the right of the driver SAFETY BAR Every machine is equipped with a safety bar that together with the safety belts and cabin in compliance with ROPS and FOPS makes up the operator s safety girdl...

Page 16: ...CONTROL AND AUXILIARY INSTRUMENTS CONTROL PANEL Fig 1 17 Page 16 of 61 Item Rev s 8009641121 101...

Page 17: ...vatesthecommandon the RIGHTmanipulator 4 LIFTINGARM SAFETY ACTIVATION AND DEACTIVATION SWITCH ALWAYS insert with the engine switched on and the safety bar lowered Press it again for d deactivation 5 2...

Page 18: ...signalsmalfunctioningin the diesel engine lubricationsystem insufficient pressure or lack of oil Immediately stop and identify the cause 7 AIR FILTER CLOGGED INDICATOR When the indicator is on it sig...

Page 19: ...ght 16 FUSE BOX F1 Switch and warning light protection fuse 7 5A F2 Flashing light working lights protection fuse 15A F3 Heating fan protection fuse 10A F4 Windscreen wiper protection fuse 10A F5 Safe...

Page 20: ...on A Do not allow unauthorised persons to drive the machine Remember that the responsibility for the machine lies with the person who has received it Do not start using the machine until sure of its f...

Page 21: ...various joy stick positions de pending on the manoeuvre to be carried out are represented below STRAIGHT LINE MOVEMENT Position A FORWARD movement Position B REVERSE movement an acoustic safety device...

Page 22: ...PositionH PROGRESSIVERIGHTTURN INFORWARDMOVEMENT PositionG PROGRESSIVELEFTTURNINREVERSEMOVEMENT an acoustic safety device is activated Position E 90 LEFT TURN Page 22 of 61 Item Rev s 8009641121 101...

Page 23: ...EFTTURNINFORWARDMOVEMENT PositionD PROGRESSIVE RIGHTTURNINREVERSEMOVEMENT an acoustic safety device is activated CONTROL OF THE LIFTINGARM PositionI ARMSDESCENT PositionL ARMS ASCENT Page 23 of 61 Ite...

Page 24: ...EL CLOSURE PositionN SHOVELOPENING COMMANDS ON RIGHTANDLEFT JOY STICKGRIP O HORN control button S Insert fast speed button T Insert slow speed button P Q Power take off P T O control button Page 24 of...

Page 25: ...back lower the liftingarms and move with the shovel low towards the place of unloading EMPTYING During transfer to the unloading area the shovelmust be positioned as low as possible and in maximum co...

Page 26: ...th repeated operations it is possible flatten and level material of the desired thickness parallel to the ground Raise the lifting arms inclining the shovel forward until obtaining an angle of 45 betw...

Page 27: ...backwards to contain all of the shovelled material lift it slightly and pull back to take it to the unloading area FILLINGIN Go to the area to be filled in at a moderate speed with the bucket turned...

Page 28: ...demonstrated with diagrams The maximum permitted rotation to be executed with great care is to that point where the quick coupling is level parallel to the ground In this position correct utilisation...

Page 29: ...s allowing the shovel to rest on its base 3 Turn the levers inwards to block the shovel on the attachmentbase SHOVEL RELEASE To release the shovel proceed as follows 1 Rest the shovel on the ground 2...

Page 30: ...le coupling brace and pulling out the male coupling DRIVING CABIN The standard machine is equipped with an open cabin which on request can be completed with a front lockable door windscreen wipers and...

Page 31: ...ng HEATINGPLANT Use the switch to control the two speed fan in machines equipped with the heating system ref 13 While for functioning of the plant open tap R positioned above the diesel engine corresp...

Page 32: ...lternate in tracts descent with a backward rotation of the forks at least 4 5 times to maintain the load in a horizontal position or slightly orientated towards the cabin Always block the forks to the...

Page 33: ...e of optionals Floating valve to adjust the shovel to the ground Quick fit for bucket Front working lights Reverse gear alarm OPTIONALEQUIPMENT Cabin door Lateral window Heating plant 2nd level FOPS S...

Page 34: ...etc may work in total safety All cleaning operations must be carried out with the engine cold using where possible a jet of pressurised water Do not use solvents or similar substances to prevent dama...

Page 35: ...e cabin it must always be blocked using the special supplied base level movingit from Position1 to Position 2 Analogue safety system ref 3 fixed inside of the engine hood which must be installed every...

Page 36: ...se and Maintenance booklet for the engine installed on the machine The RE FUELLING TABLE states the quantity of liquids lubricant and supplies for the necessities of all individual machine parts The o...

Page 37: ...greasing points they must be supplied every 8 hours except for those with a different indication Note the track supporting rollers are of the permanently lubricated type thereforethey do not need to b...

Page 38: ...tching off the engine lower the machine arms laying the bucket on the ground and inserting a piece of wood Then again fill the fuel tank with diesel fuel Completely change the oil of the diesel engine...

Page 39: ...he air filter Check and clean the terminal board of the alternator and the starter Clean the water oil radiator Rocky terrain Use the machine with caution carry out manoeuvres and movements gently to...

Page 40: ...ator Fig 1 ref 1 on the dashboard signals when it goes into reserve Avoid emptying the tank completely since due to the air entering the system the diesel engine would fail to start once refilled if t...

Page 41: ...of the expansion tank A of the cooling liquid positioned at the side of the radiator is still hot use a protective glove or rags soaked in cold water Never place the face over the cap when opening DA...

Page 42: ...of used oil in the environment it must always be disposed of through Authorised Companies ENGINEAIRSUCTIONPLANT The air filter A is positioned in the rear part of the machine A special luminous warnin...

Page 43: ...gn of leakage of the reducer The first oil change must be carried out after 100 hours of functioning The following changes after 1000 hours or at least once a year Per capacity and type refer to the L...

Page 44: ...REVINI GEARED MOTOR A HYDRAULIC POWER ATTACHMENT B OIL CHAMBER PRESSING IN RELEASING PHASE C BRAKE DISKS D BRAKE CORE E BRAKING PISTON PRESSURE SPRING F TRANSMISSION DISENGAGING SCREW FOR TOWING DESCR...

Page 45: ...er it until the front part of the machine is completely lifted only the extremity of the digger and the rear trailer wheel of the track must remain in contact with the ground For the correct tensionin...

Page 46: ...track is made use at temperatures between 25 and 55 C is recommended Avoid exposing the tracks to bad weather for extended periods Sudden climatic variations further premature ageing Possible wear of...

Page 47: ...er or slower wear mainly depend on how it is used and the way the machine is operated CHECKINGTIGHTNESSOF NUTSANDBOLTS METRIC THREAD DRIVING TORQUE daNm Kgm Class 8 8 M6 1 1 2 M8 2 3 3 0 M10 4 5 5 3 M...

Page 48: ...these conditions the oil level should not be below the minimum mark The engine must be off The oilmust be at operatingtemperature around60 C For top ups unscrew the cap and use a funnel inorder to int...

Page 49: ...ures for traversing are positioned on the left side of the transmission pump visible with the cabin raised points 1 2 3 4 POINT 1 FORWARD movement left track POINT 2 REVERSE movement left track POINT...

Page 50: ...ion point 1 2 3 4 300 bar SERVICES detection point 5 arms and bucket 180 bar SERVO CONTROLS detection point 6 joy stick 24 bar Do not arbitrary modify the valves calibration values because they could...

Page 51: ...gs Do not completely discharge the battery In case of fast discharge check the voltage regulator In the negative case recharge the battery or replace it The liquid contained in the battery is highly c...

Page 52: ...place REMOVE THEPROTECTION BEFORESTART UP DANGEROFFIRE The machine is fitted with a switch located in the engine compartment which allows disconnecting the battery for any EMERGENCY and in case of ex...

Page 53: ...ULB 12 V 50 W 4 FLASHINGLIGHT BULB 12 V 55 W 5 NUMBERPLATELIGHT BULB 12 V 5 W 6 REARDIRECTIONINDICATORS BULB 12 V 21 W 7 REARSTOPLIGHTS BULB 12 V 21 W 8 REARPOSITIONLIGHTS BULB 12 V 4 W 9 REARREFLECTO...

Page 54: ...ARTICULATIONS PINSAND BUSHINGS FIFTHWHEEL GREASE AGIPGRSM S E The table below lists the quantity of liquids lubricants refilling required for the single parts of the machine The oils and lubricants u...

Page 55: ...EVEL CORRECTING TRACK ROLLER TENSION IF NECESSARY ALTERNATOR BELT FIFTH WHEEL PINS AND ARTICULATED JOINTS ELECTRICAL AND HYDRAULIC CIRCUIT ENGINE OIL ENGINE OIL FILTER CARTRIDGE DIESEL FUEL FILTER CAR...

Page 56: ...CALL AN AUTHORISED WORKSHOP IMPURITIES IN THE FUEL FILTER OR CHANGE BRAND ENGINE COLD WARM UP FOR ABOUT 10 MINUTES WITH ACCELERATOR AT HALF TRAVEL IRREGULAR FUNCTIONING ENGINE OIL LEVEL LOW CHECK AND...

Page 57: ...T INSPECT AND IF NECESSARY REPLACE THE COMPONENT CONCERNED GENERATOR LIGHT ON ALTERNATOR DOES NOT RECHARGE CHECK BELT TENSION EFFICIENCY REPLACE ALTERNATOR CALL AN AUTHORISED WORKSHOP BATTERY DOES NOT...

Page 58: ...TIC MOTORS CALL AN AUTHORISED WORKSHOP CYLINDER SEALS WORN INSPECT AND REPLACE IF NECESSARY performance VALVE DECALIBRATION CHECK AND RESTORE CALIBRATION VALUES IF NECESSARY CALL AN AUTHORISED WORKSHO...

Page 59: ...NECESSARY CALL AN AUTHORISED WORKSHOP THE ARMS DO NOT REMAIN RAISED AND DESCEND CYLINDER SEALS WORN OR DAMAGED INSPECT AND REPLACE IF NECESSARY DISTRIBUTOR SPOOL INTERNAL THROTTLES INSPECT AND REPLACE...

Page 60: ...MAINTENANCE NOTES HOURS WORKED DATE WORK DONE PARTS CONCERNED Page 60 of 61 Item Rev s 8009641121 101...

Page 61: ...MAINTENANCE NOTES HOURS WORKED DATE WORK DONE PARTS CONCERNED Page 61 of 61 Item Rev s 8009641121 101...

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