KOMATSU WA320-5 WHEEL LOADER WA320-5 WHEEL LOADER OPERATION & MAINTENANCE MANUAL (SN:H50188 & UP)
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KOMATSU WA320-5 WHEEL LOADER WA320-5 WHEEL LOADER OPERATION & MAINTENANCE MANUAL (SN:H50188 & UP)
- This manual provides rules and guidelines which will help you use this machine safely and effectively. The precautions in this manual must be followed at all times when performing operation and maintenance. Most accidents are caused by the failure to follow fundamental safety rules for the operation and maintenance of machines.
- Accidents can be prevented by knowing beforehand conditions that may cause a hazard when performing operation and maintenance If this manual has been lost or has become dirty and cannot be read, request a replacement manual immediately from Komatsu or your Komatsu distributor. If you sell the machine, be sure to give this manual to the new owners together with the machine.
- Komatsu delivers machines that comply with all applicable regulations and standards of the country to which it has been shipped. If this machine has been purchased in another country or purchased from someone in another country, it may lack certain safety devices and specifications that are necessary for use in your country. If there is any question about whether your product complies with the applicable standards and regulations of your country, consult Komatsu or your Komatsu distributor before operating the machine.
TABLE OF CONTENTS:
KOMATSU WA320-5 WHEEL LOADER WA320-5 WHEEL LOADER OPERATION & MAINTENANCE MANUAL (SN:H50188 & UP)
FOREWORD......................................................................................... 3 FOREWORD..................................................................................... 4 SAFETY INFORMATION........................................................................... 6 INTRODUCTION................................................................................. 8 INTENDED USE............................................................................. 8 DIRECTIONS OF MACHINE.................................................................... 8 NECESSARY INFORMATION........................................................................ 9 PIN/MACHINE SERIAL NO. PLATE AND POSITION................................................ 9 ENGINE SERIAL NO. PLATE AND POSITION..................................................... 9 ROPS/FOPS-CAB SERIAL NO. PLATE........................................................... 10 AXLE SERIAL NO. PLATE.................................................................... 10 TRANSMISSION SERIAL NO. PLATE............................................................ 10 SEAT OPERATOR SERIAL NO. PLATE........................................................... 10 POSITION OF SERVICE METER................................................................ 11 TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR................................................ 11 CONTENTS..................................................................................... 12 DIMENSIONS, WEIGHTS AND OPERATING DATA....................................................... 19 WA320-5H: DIMENSIONS, WEIGHTS AND OPERATING DATA......................................... 19 CE-CONFORMING EQUIPMENT...................................................................... 20 CE-CONFORMING EQUIPMENT.................................................................. 20 MANUFACTURER-SUPPLIED CE-CONFORMING EQUIPMENT, ACCORDING TO DOCUMENT 421-93-H1900........ 21 SAFETY........................................................................................... 25 SAFETY LABELS................................................................................ 27 LOCATION OF SAFETY LABELS................................................................ 27 PRESENTATION OF SAFETY LABELS............................................................ 28 GENERAL PRECAUTIONS.......................................................................... 31 PRECAUTIONS FOR OPERATION.................................................................... 41 STARTING ENGINE.......................................................................... 41 OPERATION................................................................................ 43 TRANSPORTATION........................................................................... 49 BATTERY.................................................................................. 50 TOWING................................................................................... 52 PRECAUTIONS FOR MAINTENANCE.................................................................. 53 PRECAUTIONS WITH TIRES....................................................................... 60 OPERATION........................................................................................ 61 GENERAL VIEW................................................................................. 62 GENERAL VIEW OF MACHINE.................................................................. 62 GENERAL VIEW OF CONTROLS AND GAUGES...................................................... 63 EXPLANATION OF COMPONENTS.................................................................... 65 MACHINE MONITOR.......................................................................... 65 MONITOR SYSTEM....................................................................... 66 TYPES OF WARNING..................................................................... 67 CENTRAL WARNING LAMP................................................................. 67 CHARACTER DISPLAY PORTION............................................................ 68 EMERGENCY STOP ITEM.................................................................. 74 CAUTION ITEMS........................................................................ 76 WARNING/LIMIT FUNCTIONS FOR TRAVEL SPEED............................................. 78 INSPECTION AND MAINTENANCE ITEM...................................................... 79 PILOT DISPLAY PORTION................................................................ 82 METER DISPLAY PORTION................................................................ 85 OTHER FUNCTIONS OF MACHINE MONITOR................................................... 87 SWITCHES................................................................................. 90 CONTROL LEVERS, PEDALS................................................................... 99 STEERING TILT LOCK LEVER.................................................................103 CAP AND COVER WITH LOCK..................................................................103 SAFETY BAR...............................................................................104 TOWING PIN...............................................................................105 GREASE PUMP..............................................................................105 CAB DOOR INNER LOCK......................................................................105 CAB DOOR OPEN LOCK.......................................................................106 CAB WINDOW OPEN LOCK CANCEL KNOB.........................................................106 FUSE.....................................................................................106 FUSE CAPACITY AND NAME OF CIRCUIT....................................................107 SLOW BLOW FUSE...........................................................................108 POWER OUTLET.............................................................................108 STORAGE BOX..............................................................................108 AIR CONDITIONER..........................................................................109 GENERAL LOCATIONS AND FUNCTION OF CONTROL PANEL......................................109 METHOD OF OPERATION..................................................................112 PRECAUTIONS WHEN USING...............................................................113 HANDLING CAB WIPER.......................................................................113 PREVENTING DAMAGE TO WIPER ARM BRACKET...............................................113 OPERATION....................................................................................114 CHECK BEFORE STARTING ENGINE, ADJUST.....................................................114 WALK-AROUND CHECK....................................................................114 CHECK BEFORE STARTING................................................................117 ADJUSTMENT...........................................................................123 OPERATIONS AND CHECKS BEFORE STARTING ENGINE.........................................126 STARTING ENGINE..........................................................................128 NORMAL STARTING......................................................................128 STARTING IN COLD WEATHER.............................................................130 OPERATIONS AND CHECKS AFTER STARTING ENGINE..............................................132 BREAKING-IN THE MACHINE..............................................................132 NORMAL OPERATION.....................................................................133 STOPPING ENGINE..........................................................................134 MOVING THE MACHINE (DIRECTIONAL, SPEED), STOPPING THE MACHINE............................135 MOVING THE MACHINE...................................................................135 CHANGING DIRECTION...................................................................137 STOPPING THE MACHINE.................................................................139 TURNING..................................................................................140 EMERGENCY STEERING...................................................................141 OPERATION OF WORK EQUIPMENT..............................................................142 WORK POSSIBLE USING WHEEL LOADER.........................................................144 DIGGING OPERATIONS...................................................................144 LEVELING OPERATIONS..................................................................147 PUSHING OPERATION....................................................................147 LOAD AND CARRY OPERATIONS............................................................147 LOADING OPERATIONS...................................................................147 PRECAUTIONS FOR OPERATION................................................................150 PERMISSIBLE WATER DEPTH..............................................................150 IF WHEEL BRAKE DOES NOT WORK.........................................................150 PRECAUTIONS WHEN DRIVING UP OR DOWN SLOPES...........................................150 ADJUSTING WORK EQUIPMENT POSTURE.........................................................152 ADJUSTING BOOM KICKOUT...............................................................152 ADJUSTING BUCKET POSITIONER..........................................................153 BUCKET LEVEL INDICATOR...............................................................153 PARKING MACHINE..........................................................................154 CHECK AFTER STOPPING ENGINE..............................................................155 CHECKS AFTER COMPLETION OF OPERATION.....................................................155 LOCKING..................................................................................156 HANDLING THE TIRES.......................................................................157 PRECAUTIONS WHEN HANDLING TIRES......................................................157 TIRE PRESSURE........................................................................157 PRECAUTIONS FOR USING LOAD AND CARRY METHOD..........................................158 TRANSPORTATION...............................................................................159 TRANSPORTATION PROCEDURE.................................................................159 LOADING, UNLOADING WORK WITH TRAILERS....................................................159 LOADING..............................................................................159 SECURING MACHINE.....................................................................160 UNLOADING............................................................................161 LIFTING MACHINE..........................................................................162 LOCATION OF LIFTING POSITION MARK....................................................163 WEIGHT TABLE.........................................................................163 LIFTING PROCEDURE....................................................................164 COLD WEATHER OPERATION.......................................................................165 PRECAUTIONS FOR LOW TEMPERATURE..........................................................165 FUEL AND LUBRICANTS..................................................................165 COOLANT..............................................................................165 BATTERY..............................................................................166 PRECAUTIONS AFTER COMPLETION OF WORK.....................................................166 AFTER COLD WEATHER.......................................................................167 WARMING-UP OPERATION FOR STEERING HYDRAULIC CIRCUIT IN COLD WEATHER......................167 LONG-TERM STORAGE............................................................................168 BEFORE STORAGE...........................................................................168 DURING STORAGE...........................................................................168 AFTER STORAGE............................................................................168 TROUBLESHOOTING..............................................................................169 WHEN MACHINE RUNS OUT OF FUEL............................................................169 TOWING THE MACHINE.......................................................................169 WHEN ENGINE CAN BE USED..............................................................170 WHEN ENGINE CANNOT BE USED...........................................................170 IF BATTERY IS DISCHARGED.................................................................171 REMOVAL AND INSTALLATION OF BATTERY..................................................171 PRECAUTIONS FOR CHARGING BATTERY.....................................................172 STARTING ENGINE WITH BOOSTER CABLE...................................................173 OTHER TROUBLE............................................................................175 ELECTRICAL SYSTEM....................................................................175 CHASSIS..............................................................................176 ENGINE...............................................................................178 MAINTENANCE......................................................................................181 GUIDES TO MAINTENANCE........................................................................182 OUTLINES OF SERVICE..........................................................................184 HANDLING OIL, FUEL, COOLANT, GREASE AND CARRYING OUT KOWA (Komatsu Oil Wear Analysis)....184 OIL..................................................................................184 FUEL.................................................................................184 COOLANT..............................................................................185 GREASE...............................................................................185 CARRYING OUT KOWA (Komatsu Oil Wear Analysis)........................................185 STORING OIL AND FUEL.................................................................186 FILTERS..............................................................................186 BIODEGRADABLE HYDRAULIC OIL AND LUBRICANTS...........................................187 OUTLINE OF ELECTRIC SYSTEM...............................................................187 WEAR PARTS...................................................................................188 WEAR PARTS LIST..........................................................................188 FUEL, COOLANT AND LUBRICANTS.................................................................189 LUBRICATION CHART........................................................................189 PROPER SELECTION OF FUEL, COOLANT AND LUBRICANTS.........................................190 STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS...............................................193 TORQUE LIST..............................................................................193 PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS................................................194 MAINTENANCE SCHEDULE CHART...................................................................195 MAINTENANCE SCHEDULE CHART...............................................................195 SERVICE PROCEDURE............................................................................197 INITIAL 50 HOURS SERVICE.................................................................197 CHECK FOR LOOSE WHEEL HUB BOLTS, TIGHTEN.............................................197 INITIAL 250 HOURS SERVICE................................................................197 WHEN REQUIRED............................................................................198 CHECK, CLEAN, OR REPLACE AIR CLEANER ELEMENT.........................................198 DUST PRE-EXTRACTOR "TURBO II": CHECK, CLEAN..........................................200 CLEAN INSIDE OF COOLING SYSTEM.......................................................201 CHECK OIL LEVEL IN TRANSFER CASE, ADD OIL............................................204 CHECK AXLE OIL LEVEL, ADD OIL........................................................205 CLEAN AXLE CASE BREATHER.............................................................206 CLEAN AIR CONDITIONER CONDENSER......................................................207 CHECK WINDOW WASHING FLUID LEVEL, ADD FLUID..........................................207 CLEAN RADIATOR FINS AND COOLER FINS..................................................208 CLEAN TRANSFER OIL COOLER FINS.......................................................209 CHECK ELECTRICAL INTAKE AIR HEATER...................................................209 REPLACE BOLT ON CUTTING EDGE.........................................................210 REPLACE BUCKET TEETH.................................................................211 CHECK AIR CONDITIONER................................................................212 REPLACE SLOW BLOW FUSE...............................................................213 SELECTION AND INSPECTION OF TIRES....................................................214 CHECK BEFORE STARTING....................................................................216 EVERY 50 HOURS SERVICE...................................................................217 DRAIN WATER, SEDIMENT FROM FUEL TANK.................................................217 EVERY 100 HOURS SERVICE..................................................................218 LUBRICATE REAR AXLE PIVOT PIN........................................................218 CLEAN ELEMENT IN AIR CONDITIONER FRESH AIR FILTER....................................218 CHECK OIL LEVEL IN HYDRAULIC TANK, ADD OIL...........................................219 EVERY 250 HOURS SERVICE..................................................................220 CHECK BATTERY ELECTROLYTE LEVEL......................................................220 CHECK PARKING BRAKE..................................................................222 CHECK AIR CONDITIONER COMPRESSOR BELT TENSION, ADJUST................................222 CHECK FOR LOOSE WHEEL HUB BOLTS, TIGHTEN.............................................223 CLEAN ELEMENT IN AIR CONDITIONER RECIRCULATION FILTER................................224 LUBRICATING..........................................................................224 EVERY 500 HOURS SERVICE..................................................................226 CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE....................226 REPLACE FUEL FILTER CARTRIDGE........................................................227 CLEAN WATER SEPARATOR STRAINER.......................................................228 EVERY 1000 HOURS SERVICE.................................................................229 CHANGE OIL IN TRANSFER CASE..........................................................229 CLEAN TRANSFER CASE BREATHER.........................................................230 REPLACE HST OIL FILTER ELEMENT.......................................................231 LUBRICATING..........................................................................232 CHECK TIGHTENING PARTS OF TURBOCHARGER...............................................232 CHECK PLAY OF TURBOCHARGER ROTOR.....................................................232 CHECK ALTERNATOR DRIVING BELT TENSION AND REPLACEMENT................................232 EVERY 2000 HOURS SERVICE.................................................................233 CHANGE OIL IN HYDRAULIC TANK, REPLACE HYDRAULIC FILTER ELEMENT.......................233 REPLACE HYDRAULIC TANK BREATHER ELEMENT..............................................234 CLEANING THE STRAINER OF THE BRAKE FILTER............................................235 CHANGE AXLE OIL......................................................................236 REPLACE ELEMENT IN AIR CONDITIONER RECIRCULATION AIR FILTER, FRESH AIR FILTER........237 CHECK ALTERNATOR, STARTING MOTOR.....................................................237 CHECK ENGINE VALVE CLEARANCE, ADJUST.................................................237 CHECK BRAKE DISC WEAR................................................................237 CLEAN AND CHECK TURBOCHARGER.........................................................238 CHECK ACCUMULATOR GAS PRESSURE.......................................................238 CHECK VIBRATION DAMPER...............................................................238 EVERY 4000 HOURS SERVICE.................................................................239 LUBRICATING..........................................................................239 CHECK WATER PUMP.....................................................................239 TECHNICAL DATA...................................................................................241 TECHNICAL DATA...............................................................................242 NOISE EMISSION LEVELS........................................................................244 VIBRATION LEVELS.............................................................................244 Operating condition:.....................................................................244 Guide to Reduce Vibration Levels on Machine..............................................244 ATTACHMENTS, OPTIONS.............................................................................247 SELECTING BUCKET AND TIRES...................................................................248 MACHINE MONITOR WITH LOAD METER..............................................................249 EXPLANATION OF COMPONENTS................................................................249 MACHINE MONITOR......................................................................249 MONITOR PANEL MODE SELECTOR SWITCH 1.................................................250 MONITOR PANEL MODE SELECTOR SWITCH 2.................................................250 LOAD METER CANCEL SWITCH.............................................................250 LOAD METER SUB TOTAL SWITCH..........................................................251 MACHINE MONITOR..........................................................................252 MONITOR SYSTEM.......................................................................252 TYPES OF WARNING.....................................................................253 CENTRAL WARNING LAMP.................................................................253 CHARACTER DISPLAY PORTION............................................................254 EMERGENCY STOP ITEM..................................................................260 CAUTION ITEMS........................................................................263 WARNING/LIMIT FUNCTIONS FOR TRAVEL SPEED.............................................265 INSPECTION AND MAINTENANCE ITEM......................................................266 PILOT DISPLAY PORTION................................................................269 METER DISPLAY PORTION................................................................272 LOAD METER...........................................................................274 OTHER FUNCTIONS OF MACHINE MONITOR...................................................297 HANDLING MULTI-FUNCTION LEVER................................................................304 EXPLANATION OF COMPONENTS................................................................304 WORK EQUIPMENT LEVER.................................................................304 DIRECTIONAL SELECTOR SWITCH..........................................................305 DIRECTIONAL SELECTOR SWITCH ACTUATION SWITCH.........................................305 DIRECTIONAL SELECTOR PILOT LAMP......................................................306 OPERATION................................................................................307 USING SWITCH TO CHANGE BETWEEN FORWARD AND REVERSE...................................307 CENTRAL LUBRICATION SYSTEM...................................................................309 OPERATING THE CENTRAL LUBRICATION SYSTEM.................................................309 DISPLAY AND CONTROL UNIT.................................................................309 LED-DISPLAY..........................................................................310 PUSHBUTTONS..........................................................................310 CHANGING THE LUBRICATION INTERVAL TIMES..................................................311 INDEX............................................................................................313 INDEX........................................................................................315 A........................................................................................315 C........................................................................................315 D........................................................................................315 E........................................................................................315 F........................................................................................315 G........................................................................................315 H........................................................................................315 I........................................................................................315 L........................................................................................315 M........................................................................................315 N........................................................................................315 O........................................................................................315 P........................................................................................315 R........................................................................................316 S........................................................................................316 T........................................................................................316 U........................................................................................316 W........................................................................................316 NOTES............................................................................................317 NOTES........................................................................................318
PLEASE NOTE:
⦁ This is the SAME manual used by the dealers to troubleshoot any faults in your vehicle. This can be yours in 2 minutes after the payment is made.
⦁ Contact us at [email protected] should you have any queries before your purchase or that you need any other service / repair / parts operators manual.