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Operation & Maintenance Manual

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

SKID-STEER LOADER 

 

 

This manual should be always kept on the machine 

 

HUNAN SUNWARD INTELLIGENT MACHINERY CO., LTD. 

 

 

 

 

 

Summary of Contents for SWTL 4518

Page 1: ...Operation Maintenance Manual SKID STEER LOADER This manual should be always kept on the machine HUNAN SUNWARD INTELLIGENT MACHINERY CO LTD...

Page 2: ...PTION OF MACHINE 25 4 2 GENERAL DATA 27 4 2 1 OVERALL DIMENSION 27 4 2 2 ENGINE 28 4 2 3 ELECTRIC SYSTEM 28 4 3 MACHINE IDENTIFICATION 29 4 4 SECURITY DEVICES 30 4 5 INSTRUMENTS 32 4 6 JOYSTICKS 33 4...

Page 3: ...62 6 5 1 6 CHECKING THE SAFETY BELT 62 6 5 1 7 CHECKING THE LEAKING OF OIL 62 6 5 1 8 CHECKING THE QUICK COUPLER 62 6 5 1 9 CHECKING THE WATER AND SEDIMENTS SEPARATOR 62 6 5 2 EVERY 50 HOURS OF OPERAT...

Page 4: ...6 5 CHECKING THE LOOSENESS OF THE VALVE 69 6 5 7 EVERY 2000 HOURS OF OPERATION 69 6 5 7 1 CHANGING THE COOLANT 69 6 5 7 2 CHECKING THE STARTER AND ALTERNATOR 70 6 5 8 WHEN REQUIRED 70 6 5 8 1 DRAININ...

Page 5: ...UNWARD INTELLIGENT MACHINERY CO LTD will not take the responsibility to the result caused by this kind of unauthorized modification Install only authorized auxiliary equipments Any additional equipmen...

Page 6: ...SWTL4518 Operation Maintenance Manual 5 GENERAL LABELS moving parts when Entanglements in can cause serious injury High temperature See manual book Note...

Page 7: ...SWTL4518 Operation Maintenance Manual 6 Prevent electric shock Prevent slip Oil level Fuel Engine oil filter core Fuel oil filter core Air filter...

Page 8: ...ater temperature Hydraulic oil level Hydraulic oil filter voltage Drag position Hoist position The following table shows the different acoustic labels fixed on the machine and the respective meaning A...

Page 9: ...nd headphones If you have long hair tie up them before approach the machine since they can get entangled in the moving part of the machine and cause serious injuries and damage When working for 8 hour...

Page 10: ...aving the machine Before enter and leave the machine make sure the footplate and handles are not covered with oil grease ice or other slippery matter In case it happens clean the slippery matter caref...

Page 11: ...raulic oil wear gloves heavy clothing and safety goggles before do any check or maintenance Loosen the coolant safety cap slowly when the coolant is hot to release the residual pressure inside the tan...

Page 12: ...e that none component of the machine is damaged Repair or replace the damaged parts if it is necessary Make sure that lights are in good condition rear view mirrors are clean and fixed in the good pos...

Page 13: ...re moving backward check the area behind the machine and make sure there are no persons or obstacles behind 4 Moving On Slopes Before move on slopes make sure the parking brake is in good operation co...

Page 14: ...e signalling device according to the local regulations When it is necessary to park the machine on a slope please follow the procedures following 1 Position the machine with the bucket downward 2 Lowe...

Page 15: ...ce position the machine on a firm and flat surface rest the equipments on the ground engage the security locks apply the parking brake and stop the engine If necessary put wedges under wheels to fix t...

Page 16: ...f the working equipment and machine Lower the working equipment to the ground or the lowest position before working under the machine 4 Safety Rules of High Pressure Oil And Hose The hydraulic system...

Page 17: ...doctor immediately Acid could cause blindness 2 If some electrolyte contact with your skin wash immediately with plenty water 3 If accidentally you ingest some acid drink a large quantity of milk eate...

Page 18: ...y during transportation the steps following must be carried out to secure the machine 1 Lower the bucket to the ground and let its back on the ground see the figure below 2 Raise the safety bar stop t...

Page 19: ...the roof of cabin 1 Lower the bucket to the ground and fold it completely 2 Raise the restrain bar and stop the engine 3 Fix the eyebolts to the installing blocks 4 Insert the cables into the eyebolt...

Page 20: ...hine for a while once a month Make sure well ventilation of the storage room y Charge the battery once a month 2 5 3 After Long Term Storage Refer to the following operations after long term storage o...

Page 21: ...g ground In bad ventilation working environment additional ventilation shall be promised during operation as the gas discharged from the engine is harmful to human body y Never operate machine in infl...

Page 22: ...e or more helpers are required to complete the operation y For objects with weight over 25kgs please move it by crane y Support heavy parts prior to disassembly of the optional equipment and care abou...

Page 23: ...0 2010 600 21 77 Garbage collection 21 77 Road sweeper 21 77 Grapple fork 200 1450 580 21 77 Max Extend Value Max Dig Depth Value depend on diameter of Kelly bar Max Tooth Length Optional Equipments F...

Page 24: ...would be resulted in case of there is movement unexpected or out of control A quick coupler is provided with the machine for connection of the bucket or other optional equipment Steps for replacement...

Page 25: ...or Make sure the oil would not flow into connectors of pedal and unconnected pipes when replacing the independent hydraulic circuit or before disassembling the quick coupler 3 5 5 Connection of High F...

Page 26: ...SWTL4518 Operation Maintenance Manual 25 4 SPECIFICATION OF MACHINE 4 1 DESCRIPTION OF MACHINE 1 Front View 2 Rear View...

Page 27: ...WTL4518 Operation Maintenance Manual 26 3 Top View 4 Machine Distribution 1 Bucket 2 Working lamp 3 Cabin 4 Exhaust pipe 5 Back door 6 Fuel oil tank 7 Engine hood 8 Hydraulic oil tank 9 Boom 10 Crawle...

Page 28: ...RAL DATA ITEM SWTL 4518 Operating weight 4560kg Rated load 1500kg Tipping Load 4500kg Bucket volume 0 67m3 Breakout force lifting cylinder 3000Kgf Breakout force tilting cylinder 2380Kgf Max traveling...

Page 29: ...ck of bucket on ground 30 L Rollback of bucket at full height 92 M Wheelbase 1600 P Bottom of belly pan 235 Q Angle of departure 36 R Clearance circle front without bucket 1528 S Clearance circle fron...

Page 30: ...he machine The following items describe all the plate 1 Machine Identification Plate And Product Identification Number Pin The identification plate of machine is placed in front of the chassis 2 Machi...

Page 31: ...the below picture 4 4 SECURITY DEVICES 4 4 1 Restrain Bar The restrain bar in made of steel and wrapped with a special rubber At the end of the restrain bar there is a sensor The sensor will detect th...

Page 32: ...boom while the loader lock is engage 4 4 3 Retainer Of Auxiliary Control Pedal This retainer locks the auxiliary control pedal in the neutral position to avoid any unintended operation 4 4 4 Engine Ho...

Page 33: ...in function while the engine is running independent on engine rotating speed and working situation 4 Battery warning light In normal condition warning light will be flash in starting circuit and will...

Page 34: ...steering Front right Forward right steering Back left Reverse left steering Back right Reverse right steering 2 Right joystick The right joystick is for controlling the movements of the boom and work...

Page 35: ...hand accelerator is on the right side of the operator Operator can operate the hand accelerator via his right hand easily Operator can adjust engine speed and power via hand accelerator and fit it to...

Page 36: ...g brake can be released 3 Work light button the button is used for opening work light 4 Emergency button This switch activates the four direction indicator lights at the same time in case of emergency...

Page 37: ...flow system optional with high flow system 4 8 CABIN A FOPS and ROPS homologated cabin is equipped on this machine This cabin will supply a comfortable working environment to the operator and guarant...

Page 38: ...ir or remove it immediately 4 10 AUTO LEVELLING SYSTEM The auto levelling system consists in maintain the bucket parallel to the floor when the boom is moving up It helps the operator to maintain the...

Page 39: ...fuses No Color Rated Current A Related Circuit 1 Red 10 Horn 2 Green 15 Turning Light 3 Green 15 Back work light 4 Green 15 Front work light 5 Red 10 Width light 6 Yellow 5 Brake light 7 Red 10 Meter...

Page 40: ...ce for the important documents It is convenient for operators to get and deposit the documents so that they can consult these documents at any moment Please keep the operation and maintenance manual a...

Page 41: ...he maximum To close the rear cover disengaged the restrainer turn the door and press it against the chassis 4 18 BATTERY Complete with battery manual 4 19 FRONT DOOR OPTION WITH CLOSED CABIN y For the...

Page 42: ...on carry out the checking steps If necessary do the repair or maintenance before work Before starting engine seat properly in the operator s seat and keep the seat belt fasten Check the follows Applic...

Page 43: ...e than 15 minutes The preheating warning should be on 2 When the preheating warm goes off Turn the ignition key to the START position and keep it The engine will start 3 Once the engine starts release...

Page 44: ...m the switch 5 6 MACHINE MOVEMENT Before you begin to move the machine make sure you understand all the control functions and also all the safety regulation A wrong use of the machine could result fat...

Page 45: ...SWTL4510 Operation Manual 44 Movement MARK LEFT JOYSTICK POSITION Forward A Backward E Forward left 45 B Forward right 45 H Backwards left 45 D Backward right 45 F COUNTER ROTATING LEFT C...

Page 46: ...the safety regulations 5 7 OPERATION OF WORKING EQUIPMENTS For the auxiliary equipments operation see the instruction of the auxiliary equipments When the machine is equipment with the standard workin...

Page 47: ...must be followed with Only do the loading on slopes when it is absolutely necessary Always go up with the bucket directly forward and go down in reverse with the bucket forward and lowered Never go do...

Page 48: ...cause locking of the movement even stopping of the engine 5 10 LEVELLING UP After loading or digging sometimes it is needed to level up the ground The machine can use the bucket to level up the ground...

Page 49: ...e wheels 5 12 ACCELERATION There are two accelerator levers in the cabin hand accelerator and foot pedal accelerator The hand accelerator lever can be pulled forward and backward and fixed at any posi...

Page 50: ...suitable for many different types of working equipments homologated by Sunward Some precautions for hitch and unhitch the working equipments To hitch or unhitch the bucket choose a flat ground and ma...

Page 51: ...e 7 Rotate back the levers to the position of locking 8 Check the coupling pins are properly positioned in its retainers 5 15 DISASSEMBLE THE BUCKET To disassemble the bucket or other equipments follo...

Page 52: ...on hammer asphalt cutter etc An especial pedal is installed in the cabin to control this additional equipment The pedal controls the opening and the closing of the oil flow to the equipment The pedal...

Page 53: ...ipment make sure the pedal is in the neutral position and the safety retainer is engaged 5 18 HIGH FLOW SYSTEM It s useful with such attachments that need great flow rate Before use it Connect the hig...

Page 54: ...t and with good condition When connecting the cables avoid any contact between the two terminals and For connecting the booster cables and starting the machine proceed as follow 1 Approach the two mac...

Page 55: ...the ground when you need to check the hydraulic system Apply the parking brake when go out from the machine Raise the cabin following the recommendation Use always the recommended oil and grease give...

Page 56: ...e machine or even damage the machine OIL COOLANT AND FUEL OIL SPECIFICATION Hydraulic Oil TOTAL AZOLLA ZS46 MOBIL AW46 Engine Oil MOBIL DELVAC1330 ESSO LUBE D 3 10W 30 Lubricating Grease TOTAL Multis...

Page 57: ...ten the goods by the wrenches with gauge Thread Diameter mm Quality 8 8 Torque Nm Quality 10 9 Torque Nm M 6 9 12 13 16 M 8 22 30 30 36 M 10 45 59 65 78 M 12 78 104 110 130 M 14 124 165 180 210 M 16 1...

Page 58: ...gh temperature to prevent scald Release pressure slowly when open the cap Important After over first 50 hours work period for new machine please do maintenance for main parts in 250 work hours 1 Faste...

Page 59: ...since it is hot and could result in danger Bleed the hydraulic circuit after change the hydraulic oil or the hydraulic oil filter For bleeding the circuit proceed as follow 1 Start the engine 2 Move...

Page 60: ...owing table summarizes the entire maintenance plan TASKS BS 50 100 250 500 1000 2000 WR CHECKING ENGINE OIL LEVEL X CHECKING ENGINE COOLANT LEVEL X CHECKING FUEL LEVEL X CHECKING HYDRAULIC OIL LEVEL X...

Page 61: ...G SCREWS X CHECKING THE BATTERY FLUID LEVEL X CHANGING THE HYDRAULIC OIL FILTER X CHANGING THE HYDRAULIC OIL AND CLEAN THE SUCTION X CHANGING THE AIR FILTER X CHECKING THE PRESSURE OF PUMP AND VALVE X...

Page 62: ...ight figure Do not remove the coolant cap when the fluid is hot since it could spray out violently and cause injury 6 5 1 3 CHECKING ENGINE FUEL LEVEL For checking the engine fuel level use the indica...

Page 63: ...ler pins are engaged If any of the mechanisms is loosen this means one or two pins are not engaged you and the people around could result injured or even death Never stand under the bucket when the bo...

Page 64: ...that connect the cylinders See drawing of Lubrication point 6 5 2 4 CHECKING TRACK DROP It is need two person to test track tension one person insert wood block under machine to make machine departur...

Page 65: ...4 VERY 250 HOURS OF OPERATION 6 5 4 1 CHECKING THE FAN BELT Check the engine manual 6 5 4 2 CLEANING THE RADIATOR Use jet of compressed air or low pressure water for cleaning the radiator If necessar...

Page 66: ...the oil recommended in this manual 6 Start the engine and make sure the indicator for the engine oil pressure goes out Make sure you use the filter recommended in this manual Do not proceed to change...

Page 67: ...der to avoid damaging the filter 6 5 4 6 CHECKING THE NUT TORQUE OF THE HYDARULIC MOTOR AND THE HUB HOLDING TO THE CHASSIS For the operator s security check the screw that hold the hydraulic motor to...

Page 68: ...n the spilled fuel in order to prevent risk of fire 6 5 5 2 CHECK THE TIGHTENESS OF PUMP FIXING SCREWS Check and if necessary tighten the screws of the gear pump fixing point Take as reference the dri...

Page 69: ...on a level surface and release the residual pressure by moving a few times all the cylinders Lower the boom and rest the bucket on the floor 2 Cool down the oil by waiting a few minutes 3 Remove the...

Page 70: ...e coolant cool down until it goes under 40 45 C Never loosen the coolant cap when the coolant is still hot Warm water could spill out violently and produce burnings Always loose the coolant cap slowly...

Page 71: ...ed the fuel flow totally 5 Close the draining valve 6 Refill the tank with the fuel type recommended in this manual 6 5 8 2 ADJUST CRAWLERS Adjust the crawlers per the following steps 1 Tension of the...

Page 72: ...insufficient Charge battery Starter does not work with key in START position Faulty main fuse Change Starter pinion engages and disengages while starting engine Battery charge insufficient Charge bat...

Page 73: ...cap or change unit The engine coolant temperature indicator reaches overheating range Working at too high altitude Coolant temperature indicator always at the end of right scale Faulty instrument Cha...

Page 74: ...oam Use the recommended oil Suction pipe tightness Check and eliminate leakage Suction filter clogged Change Machine moves with delay with abnormal noise Travel motor faulty Repair or change Endotherm...

Page 75: ...Change diesel oil filter and check injection pump Auxiliary pump gear pump faulty Check repair or change Pilot pressure insufficient Set Machine dose not reach max speed Pressure relief valve setting...

Page 76: ...ctrolyte drink mass milk eat eggs or vegetable oil at once and see doctor High pressure oil leaked from soft hoses could penetrate skin or hurt your eyes Wear protection of goggle and muffler use pape...

Page 77: ...SWTL4510 Operation Manual 76 8 OTHER DATA ENCLOSED 8 1 Electric Circuit Diagram SWTL4518 Electric Circuit Diagram 8 2 Hydraulic Drawing SWTL4518 Hydraulic Drawing...

Page 78: ...ny Name Hunan Sunward Intelligent Machinery Co Ltd Brand Address No 16 Lixiang Road M Xingsha Changsha 410100 Hunan China Tel 0086 731 4020688 4020666 Service point Information of Distributors Informa...

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