Trusted Business
Verified & Licensed
Virus Free Files
100% Safe Downloads
Secure Payment
SSL Protected
Instant Delivery
Available Immediately
Sale!
Komatsu Wheel Loader WA250-1LC Operation & Maintenance Manual SN A65001 and up – PDF DOWNLOAD
Original price was: $45.95.$15.95Current price is: $15.95.
Komatsu Wheel Loader WA250-1LC Operation & Maintenance Manual
Book Code: CEAMW18021
SERIAL NUMBERS: WA250-ILC A65001 and up
Instant PDF Download
Available immediately
Save to Your Device
Download & keep forever
Antivirus Scanned
100% virus-free
Trusted Worldwide
175,000+ customers
Description
Komatsu Wheel Loader WA250-1LC Operation & Maintenance Manual
TABLE OF CONTENTS:
Komatsu Wheel Loader WA250-1LC Operation & Maintenance Manual
MAIN MENU................................................................. 0 FOREWORD.................................................................. 5 INTRODUCTION.............................................................. 6 SAFETY INFORMATION.................................................... 6 BREAKING IN THE NEW MACHINE........................................... 7 MACHINE AND ENGINE SERIAL NUMBERS..................................... 8 QUICK REFERENCE INFORMATION........................................... 9 CONTENTS.............................................................. 10 SAFETY PRECAUTIONS -- SECTION 1........................................... 19 GENERAL PRECAUTIONS................................................... 20 PERSONNEL PRECAUTIONS............................................. 20 MACHINE PRECAUTIONS............................................... 20 OPERATION............................................................. 21 BEFORE STARTING................................................... 21 START-UP.......................................................... 22 GENERAL OPERATING PRECAUTIONS..................................... 22 DRIVING THE MACHINE............................................... 23 OPERATING THE ATTACHMENTS......................................... 24 PULLING/TOWING.................................................... 24 SHUTDOWN.......................................................... 25 MAINTENANCE........................................................... 25 GENERAL MACHINE PRECAUTIONS....................................... 25 GENERAL WORK PRECAUTIONS.......................................... 26 ATTACHMENTS....................................................... 27 BRAKES............................................................ 27 CAB/ROPS.......................................................... 27 COOLING........................................................... 27 ELECTRICAL........................................................ 28 ENGINE............................................................ 28 FUEL SYSTEM....................................................... 29 HYDRAULICS........................................................ 29 TIRES AND RIMS.................................................... 29 TURBOCHARGER...................................................... 29 VITON SEALS....................................................... 30 SAFETY PRODUCT GRAPHICS AND LOCATIONS................................. 31 BEFORE CARRYING OUT MAINTENANCE................................... 43 OPERATION -- SECTION 2.................................................... 45 GENERAL VIEW.......................................................... 46 INSTRUMENTS AND CONTROLS.............................................. 47 MONITOR PANEL..................................................... 47 CHECK MONITOR LAMP GROUP...................................... 47 CAUTION MONITOR LAMP GROUP.................................... 47 METER GROUP................................................... 48 WARNING LAMP.................................................. 48 SYSTEM CHECK.................................................. 48 CHECK MONITOR LAMP GROUP...................................... 49 Brake Oil Level Monitor................................... 49 Engine Oil Level Monitor.................................. 50 Coolant Level Monitor..................................... 50 CAUTION MONITOR LAMP GROUP.................................... 51 Battery charge monitor.................................... 51 Fuel level monitor........................................ 52 Brake oil level monitor................................... 53 Engine oil pressure monitor .............................. 53 Coolant level monitor .................................... 53 Brake servo pressure monitor ............................. 53 Coolant temperature monitor .............................. 54 Torque converter oil temperature monitor ................. 54 Ground driven steering monitor - if equipped ............. 54 METER GROUP................................................... 55 Parking brake pilot lamp ................................. 55 Pilot lamp for working lamp .............................. 56 Transmission cut-off selector pilot lamp ................. 56 Ground driven steering pilot lamp......................... 56 Engine cooling water temperature gauge ................... 56 Torque converter oil temperature gauge ................... 57 Fuel gauge................................................ 57 Turn signal pilot lamp ................................... 57 High beam pilot lamp...................................... 57 Speedometer............................................... 58 Service meter............................................. 58 SWITCHES ......................................................... 59 WORKING LAMP SWITCH .......................................... 59 STARTING SWITCH .............................................. 60 HAZARD LAMP SWITCH............................................ 60 HORN BUTTON................................................... 60 LAMP SWITCHES ................................................ 61 Lamp switch .............................................. 61 Turn signal lever ........................................ 61 Dimmer switch ............................................ 61 TRANSMISSION CUT-OFFSELECTOR SWITCH .......................... 62 ETHER START SWITCH ........................................... 62 FRONT WIPER SWITCH ........................................... 63 REAR WIPER SWITCH............................................. 63 WINDOW WASHER SWITCH.......................................... 64 FRONT FLOOD LIGHT SWITCH...................................... 64 ACCESSARY SWITCH.............................................. 64 ROOM LAMP SWITCH.............................................. 64 ROOM LAMP SWITCH.............................................. 64 CIGARETTE LIGHTER ............................................ 65 LEVERS AND PEDALS................................................. 66 DIRECTIONAL LEVER............................................. 66 SPEED CONTROL LEVER .......................................... 67 SPEED CONTROL LEVER STOPPER................................... 67 STEERING COLUMN TILT LEVER ................................... 67 ACCELERATOR PEDAL............................................. 68 BRAKE PEDALS.................................................. 68 Right brake pedal......................................... 68 Left brake pedal.......................................... 68 LIFT ARM CONTROL LEVER ....................................... 69 BUCKET CONTROL LEVER ......................................... 69 WORK EQUIPMENT CONTROL LEVERS LOCK............................ 70 PARKING BRAKE LEVER........................................... 70 WORK EQUIPMENT CONTROL LEVER.................................. 71 MON-LEVER TYPE............................................ 71 CAB DOOR HOLD OPEN LOCK - IF EQUIPPED ............................ 72 AIR CLEANER SERVICE INDICATOR .................................... 72 FRAME LOCKING BAR ................................................ 72 ENGINE SIDE DOOR LOCK............................................. 73 MAIN CIRCUIT BREAKER.............................................. 73 CIGARETTE LIGHTER................................................. 73 FUSE BOXES........................................................ 74 OPERATOR'S SEAT................................................... 76 RIGID TYPE.................................................... 76 FORWARD-BACKWARD ADJUSTMENT .............................. 76 SEAT HEIGHT ADJUSTMENT.................................... 76 BACKREST ADJUSTMENT....................................... 76 BUCKET TYPE SEAT (OPT)........................................ 76 FORWARD-BACKWARD ADJUSTMENT .............................. 77 SEAT ANGLE ADJUSTMENT .................................... 76 SEAT CUSHION ADJUSTMENT................................... 76 BACKREST ADJUSTMENT....................................... 76 SEAT HEIGHT ADJUSTMENT.................................... 76 SEARS SEAT.................................................... 77 FORWARD-BACKWARD ADJUSTMENT............................... 77 SEAT ANGLE ADJUSTMENT .................................... 77 WEIGHT ADJUSTMENT......................................... 77 BACKREST TILT ADJUSTMENT.................................. 77 HEIGHT ADJUSTMENT......................................... 77 KAB SEAT...................................................... 78 WEIGHT ADJUSTMENT......................................... 78 HEIGHT ADJUSTMENT......................................... 78 BACKREST ANGLE ADJUSTMENT................................. 78 FORE AND AFT ADJUSTMENT................................... 78 HEADREST ADJUSTMENT (IF EQUIPPED)......................... 78 RIGHT SIDE ARMREST................................................ 79 SEAT BELT......................................................... 80 DRAWBAR PIN........................................................... 81 CAB HEATER AND DEFROSTER.............................................. 82 CONTROL PANEL .................................................... 82 FAN SPEED SWITCH ............................................. 82 FOOT / DEFROSTER SELECT LEVER (2) ............................ 82 AIR INTAKE SELECTOR LEVER..................................... 82 CONTROL PANEL..................................................... 83 FAN SPEED SWITCH ............................................. 83 TEMPERATURE CONTROL LEVER..................................... 83 AIR INTAKE SELECTOR LEVER .................................... 83 METHOD OF OPERATION .............................................. 84 CAB HEATER, DEFROSTER AND AIR CONDITIONER - IF EQUIPPED............... 85 CONTROL PANEL..................................................... 85 FAN SPEED SWITCH.............................................. 85 AIR CONDITIONER SWITCH........................................ 85 TEMPERATURE CONTROL LEVER..................................... 85 AIR INTAKE SELECTOR LEVER..................................... 85 METHOD OF OPERATION............................................... 86 PRECAUTIONS FOR USING AIR CONDITIONER......................... 87 HANDLING AIR CONDITIONER IN SEASON............................ 87 HANDLING AIR CONDITIONER IN OFF-SEASONS....................... 87 LOCKING FILLER CAPS................................................... 88 FUEL TANK FILLER CAP.............................................. 88 HYDRAULIC TANK FILLER CAP ........................................ 89 CHECK BEFORE STARTING................................................. 90 WALK-AROUND CHECK ................................................ 90 CHECK MONITOR PANEL .............................................. 90 CHECK AND REFILL COOLANT ......................................... 91 CHECK AIR CLEANER SERVICE INDICATOR .............................. 91 CHECK OIL LEVEL AND REFILL IN ENGINE OIL PAN ..................... 92 CHECK FUEL LEVEL AND REFILL FUEL ................................. 92 CHECK AND REFILL OIL IN BRAKE OIL TANK............................ 93 DRAIN THE WATER FROM THE FUEL-WATER SEPARATOR..................... 93 ADDITIONAL CHECKS................................................. 94 CHECK ELECTRICAL WIRING........................................... 94 OPERATING YOUR MACHINE................................................ 95 BEFORE STARTING THE ENGINE ....................................... 95 STARTING ENGINE .................................................. 96 SPECIAL STARTING ............................................. 97 COLD WEATHER STARTING............................................. 97 COLD WEATHER WARM-UP PROCEDURE ................................... 99 CHECKS AFTER STARTING ............................................100 MOVING MACHINE OFF ...............................................100 SHIFTING GEAR.....................................................102 SHIFTING BETWEEN FORWARD AND REVERSE..............................102 STEERING MACHINE..................................................103 TO STOP THE MACHINE...............................................104 TO STOP THE ENGINE ...............................................105 OPERATIONS AFTER STOPPING ENGINE..................................105 OPERATIONAL PRECAUTIONS...........................................106 WORKING IN DUSTY LOCATIONS ...................................106 MAXIMUM DEPTH OF WATER .......................................106 IF WHEEL BRAKE DOES NOT WORK .................................107 PRECAUTIONS WHEN DRIVING UP OR DOWN SLOPES .......................107 LOWER THE CENTER OF GRAVITY WHEN TURNING......................107 BRAKING ON DOWNHILL SLOPES....................................107 IF ENGINE STOPS...............................................107 POSSIBLE WORK USING LOADER ...................................108 EXCAVATION ...............................................108 LEVELING..................................................110 LOAD AND CARRY OPERATIONS ................................111 LOADING ..................................................111 Cross Drive Loading ..................................111 V-Shape Loading ......................................111 PARKING MACHINE ..................................................112 ADJUSTMENT OF WORK EQUIPMENT .........................................113 ADJUSTING BOOM KICKOUT ..........................................113 ADJUSTING BUCKET POSITIONER ......................................114 BUCKET LEVEL INDICATOR ...........................................114 HANDLING TIRES........................................................115 PRECAUTIONS WHEN HANDLING TIRES ..................................115 PRECAUTIONS WHEN DRIVING MACHINE .................................115 TIRE PRESSURE ....................................................115 TOWING ...............................................................117 TOWING THE MACHINE ...............................................117 WHEN ENGINE CAN BE USED ......................................117 WHEN ENGINE CANNOT BE USED....................................117 TRANSPORTATION .......................................................117 COLD WEATHER OPERATION................................................118 PREPARATION FOR LOW TEMPERATURE ..................................118 FUEL AND LUBRICANTS ..........................................118 COOLANT.......................................................118 BATTERY ......................................................118 CAUTIONS AFTER COMPLETION OF WORK ................................118 AFTER COLD WEATHER ...................................................119 LONG TERM STORAGE.....................................................119 BEFORE STORAGE ...................................................119 DURING STORAGE....................................................119 AFTER STORAGE ....................................................119 HANDLING OF BATTERY...................................................120 PRECAUTIONS FOR CHARGING BATTERY .................................120 REMOVAL AND INSTALLATION OF BATTERY...............................120 STARTING ENGINE WITH BOOSTER CABLES...............................120 BEFORE CONNECTING BOOSTER CABLES .............................120 CONNECTING BOOSTER CABLES ....................................121 STARTING ENGINE ..............................................121 DISCONNECTING BOOSTER CABLES .................................121 TROUBLESHOOTING.......................................................122 ELECTRICAL SYSTEM ................................................122 ENGINE ...........................................................123 CHASSIS ..........................................................124 TRANSMISSION .................................................124 DRIVE AXLES...................................................124 WHEEL BRAKES..................................................124 PARKING BRAKE ................................................124 STEERING .....................................................124 EQUIPMENT HYDRAULIC SYSTEM....................................124 MAINTENANCE -- SECTION 3..................................................125 PERIODIC MAINTENANCE..................................................126 MAINTENANCE GUIDELINES................................................126 OUTLINES OF SERVICE...................................................127 LUBRICATION WHEN SHIPPED .........................................127 RELATING TO ENGINE ...............................................128 ENGINE OIL ..................................................128 COOLANT.......................................................128 DIESEL FUEL...................................................128 RELATING TO HYDRAULIC SYSTEM .....................................128 RELATING TO ELECTRICAL SYSTEM ....................................128 RELATING TO LUBRICATION ..........................................129 BLEEDING AIR .....................................................129 BLEEDING AIR FROM HYDRAULIC TANK .............................129 BLEEDING AIR FROM THE WHEEL BRAKE HYDRAULIC CIRCUIT .........130 BLEEDING AIR FROM FUEL SYSTEM ................................131 WEAR PARTS REPLACEMENT................................................133 PERIODICAL PART REPLACEMENT...........................................133 LUBRICANTS, FUEL AND COOLANT .........................................134 PROPER SELECTION TABLE ...........................................134 ENGINE OIL....................................................135 Normal Operation..........................................135 Arctic Operation..........................................135 AXLE OIL......................................................136 GREASE........................................................136 DIESEL FUEL...................................................136 COOLANT ......................................................136 SCHEDULED MAINTENANCE GUIDE ..........................................143 OIL FILLER AND LEVEL GAUGE POSITIONS .................................147 INITIAL 250 HOURS SERVICE ONLY........................................149 TRANSMISSION OIL FILTER ..........................................149 WHEN REQUIRED......................................................... 1 COOLANT ADDITIVE CONCENTRATION - DCA4 ............................149 AIR CLEANER ELEMENT ..............................................149 CHECKING .....................................................149 CLEANING OR REPLACING OUTER ELEMENT ..........................150 REPLACING INNER ELEMENT ......................................150 CLEANING OUTER ELEMENT........................................151 TRANSMISSION OIL .................................................152 RADIATOR CORE ....................................................152 WINDSHIELD WASHER TANKS ........................................153 DRIVE AXLE OIL ...................................................153 DRIVE AXLE HOUSING BREATHERS .....................................154 LUBRICATING ......................................................155 BUCKET BOLT-ON CUlTING EDGE - IF EQUIPPED ........................157 BUCKET TEETH - IF EQUIPPED .......................................157 BUCKET IS EQUIPPED WITH BOLT-ON TEETH ........................157 BUCKET IS EQUIPPED WITH WELDED ON OR REPLACEABLE TIP TEETH....158 PARKING BRAKE ....................................................159 INSPECTION....................................................159 ADJUSTMENT....................................................159 LENGTH OF LEVER ..................................................160 AIR CONDITIONER CONDENSER - IF EQUIPPED .........................160 AIR CONDITIONER REFRIGERANT CHARGE - IF EQUIPPED .................161 STEERING .........................................................162 HYDRAULIC SYSTEM .................................................162 SERVICE METER ....................................................162 CHECK BEFORE STARTING.................................................163 EVERY 50 HOURS SERVICE................................................163 FUEL TANK ........................................................163 TIRES ............................................................163 EVERY 100 HOURS SERVICE ..............................................163 HYDRAULIC TANK ...................................................163 LUBRICATING ......................................................164 CAB AIR FILTER - IF EQUIPPED .....................................165 AIR CONDITIONER FILTER - IF EQUIPPED .............................165 EVERY 250 HOURS SERVICE ..............................................166 LUBRICATING ......................................................166 WHEEL HUB BOLTS ..................................................168 ENGINE OIL PAN AND FILTER ........................................168 BATTERY ELECTROLYTE ..............................................169 AIR INTAKE SYSTEM ................................................170 AIR CONDITIONER COMPRESSOR DRIVE BELT - IF EQUIPPED ..............170 EVERY 500 HOURS SERVICE ..............................................171 LUBRICATING ......................................................171 FUEL FILTERS .....................................................172 GENERAL.......................................................172 REPLACEMENT...................................................172 TRANSMISSION OIL FILTER ..........................................174 ANTIFREEZE CONCENTRATION .........................................174 AIR DRYER - IF EQUIPPED ..........................................174 EVERY 1000 HOURS SERVICE..............................................175 LUBRICATING.......................................................175 TRANSMISSION CASE BREATHER .......................................177 TRANSMISSION OIL AND STRAINER ....................................177 ENGINE VALVES.....................................................178 DRIVE BELT .......................................................181 DRIVE BELT, TENSIONER BEARING AND FAN HUB ........................181 EVERY 2000 HOURS SERVICE .............................................182 DRIVE AXLES ......................................................182 HYDRAULIC TANK BREATHER ..........................................184 HYDRAULIC TANK AND FILTER ........................................185 BRAKE DISC .......................................................186 VIBRATION DAMPER .................................................186 COOLING SYSTEM ...................................................187 AIR CONDITIONER FILTER ...........................................189 SPECIFICATIONS -- SECTION 4...............................................191 GENERAL SPECIFICATIONS................................................192 STANDARD TIGHTENING TORQUES ..........................................197 STANDARD TIGHTENING TORQUE OF BOLTS AND NUTS .....................197 TIGHTENING TORQUE OF SPLIT FLANGE BOLTS ..........................197 TIGHTENING TORQUE FOR NUTS OF FLARED Fll-l-INGS ..................198 UNIT CONVERSIONS......................................................199 AREA..............................................................200 DENSITY (Mass Density) ...........................................200 FORCE.............................................................201 FORCE PER LENGTH..................................................201 HEAT..............................................................201 LENGTH............................................................202 MASS (WEIGHT).....................................................202 POWER.............................................................203 PRESSURE..........................................................203 TEMPERATURE.......................................................203 TEMPERATURE INTERVAL OR TOLERANCE.................................204 VOLUME............................................................204 TORQUE............................................................205 VELOCITY..........................................................205
KOMATSU WHEEL LOADER WA250-1LC OPERATION & MAINTENANCE MANUAL SN A65001 AND UP – PDF DOWNLOAD:
IMAGES PREVIEW OF THE MANUAL:
DESCRIPTION:
Komatsu Wheel Loader WA250-1LC Operation & Maintenance Manual
FOREWORD:
- This manual provides rules and guidelines, which will help you use this machine safely and effectively. Keep this manual handy and have all personnel read it periodically. If this manual is lost or becomes dirty and can not be read, request a replacement manual from your local distributor if you are the owner or end user or from Komatsu Dresser Co. if you are a distributor.
- If you sell the machine, be sure to give this manual to the new owner. Continuing improvements in the design of this machine can lead to changes in detail, which may not be reflected in this manual.
- Consult your local distributor if you are the owner or end user or consult Komatsu Dresser Co. if you are a distributor for the latest available information on your machine or for questions regarding information in this manual.
PLEASE NOTE:
- This is the SAME exact manual used by your dealers to fix your vehicle.
- The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
- Any queries / doubts regarding your purchase, please feel free to contact [email protected]
