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Komatsu D31EX, PX-21 D37EX, PX-21 D39EX, PX-21 BullDozer Operation & Maintenance Manual – PDF Download
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- Komatsu D31EX, PX-21 D37EX, PX-21 D39EX, PX-21 BullDozer Operation & Maintenance Manual
- SERIAL NUMBER
D31EX-21 – 50501 and up
D31PX-21 – 50501 and up
D37EX-21 – 5709 and up
D37PX-21 – 5709 and up
D39EX-21 -1501 and up
D39PX-21 -1501 and up - PUBLICATION NUMBER:EEAM024300
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Description
Komatsu D31EX, PX-21 D37EX, PX-21 D39EX, PX-21 BullDozer Operation & Maintenance Manual
Description:
Komatsu D31EX, PX-21 D37EX, PX-21 D39EX, PX-21 BullDozer Operation & Maintenance Manual
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.
Table Of Contents:
Komatsu D31EX, PX-21 D37EX, PX-21 D39EX, PX-21 BullDozer Operation & Maintenance Manual
FOREWORD.............................................................................................. 3 FOREWORD.......................................................................................... 4 SAFETY INFORMATION................................................................................ 5 Noise emission levels (D37EX, D37PX).......................................................... 7 Vibration levels (D37EX, D37PX)............................................................... 7 Guide to Reduce Vibration Levels on Machine............................................... 8 INTRODUCTION...................................................................................... 10 FRONT/REAR, LEFT/RIGHT DIRECTIONS OF MACHINE.................................................. 10 NECESSARY INFORMATION............................................................................. 11 PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE.................................. 11 ENGINE SERIAL NO. PLATE....................................................................... 11 POSITION OF SERVICE METER..................................................................... 12 TABLE OF ENTER SERIAL NO. AND DISTRIBUTORN.................................................... 12 MACHINE SERIAL PLATE.......................................................................... 13 FOREWORD...................................................................................... 14 SAFETY........................................................................................ 14 OPERATION..................................................................................... 15 MAINTENANCE................................................................................... 17 SPECIFICATIONS................................................................................ 19 ATTACHMENTS, OPTIONS.......................................................................... 19 INDEX......................................................................................... 20 COLOPHON...................................................................................... 20 SAFETY................................................................................................ 21 SAFETY............................................................................................ 22 SAFETY LABELS..................................................................................... 24 POSITIONS OF SAFETY PICTOGRAMS................................................................ 24 SAFETY LABELS................................................................................. 25 GENERAL PRECAUTIONS............................................................................... 30 PRECAUTIONS FOR OPERATION......................................................................... 39 STARTING ENGINE............................................................................... 39 OPERATION..................................................................................... 41 TRANSPORTATION................................................................................ 44 BATTERY....................................................................................... 45 TOWING........................................................................................ 47 PRECAUTIONS FOR MAINTENANCE....................................................................... 48 OPERATION............................................................................................. 55 GENERAL VIEW...................................................................................... 56 GENERAL VIEW OF MACHINE....................................................................... 56 GENERAL VIEW OF CONTROLS AND GAUGES........................................................... 57 EXPLANATION OF COMPONENTS......................................................................... 59 FRONT PANEL................................................................................... 59 CHECK MONITOR SYSTEM...................................................................... 60 EMERGENCY CAUTION ITEMS................................................................... 61 CAUTION CAUTION ITEMS..................................................................... 63 METER GROUP............................................................................... 65 LAMPS..................................................................................... 74 METHOD OF USING MAINTENANCE MODE.......................................................... 75 SWITCHES...................................................................................... 84 CONTROL LEVERS AND PEDALS..................................................................... 89 FUSE.......................................................................................... 95 ELECTRIC POWER TAKE-OUT ADAPTER............................................................... 96 DOOR - OPEN LOCK.............................................................................. 97 SASH GLASS INTERMEDIATE LOCK.................................................................. 97 CAP, COVER WITH LOCK.......................................................................... 98 METHOD OF OPENING AND CLOSING CAP WITH LOCK............................................... 98 METHOD OF OPENING AND CLOSING COVER WITH LOCK............................................. 99 DOOR POCKET................................................................................... 99 ASHTRAY.......................................................................................100 LUNCHBOX HOLDER BELT..........................................................................100 CUP HOLDER....................................................................................100 TOOL BOX......................................................................................101 GREASE PUMP HOLDER............................................................................101 CAR STEREO, HANDLING..........................................................................102 EXPLANATION OF COMPONENTS.................................................................102 METOD OF OPERATION........................................................................107 PRECAUTION WHEN USING.....................................................................109 AIR CONDITIONER, HANDLING.....................................................................110 EXPLANATION OF PARTS......................................................................110 PREVENTION METHOD OF ENTRY OF DUST........................................................112 PRECAUTION WHEN USING AIR CONDITIONER.....................................................112 INSPECTION DURING OFF-SEASON..............................................................112 PROCEDURE FOR REPLACING RECEIVER..........................................................113 CLEANING AIR FILTER.......................................................................113 ACCUMULATOR, HANDLING.........................................................................114 METHOD OF RELEASING PRESSURE IN OPERATING CIRCUIT ON MACHINE EQUIPPED WITH ACCUMULATOR....114 OPERATION.........................................................................................115 CHECK BEFORE STARTING ENGINE, ADJUST..........................................................115 WALK-AROUND CHECK.........................................................................115 CHECK BEFORE STARTING.....................................................................117 ADJUSTMENT................................................................................126 OPERATION AND CHECK BEFORE STARTING ENGINE................................................129 STARTING ENGINE...............................................................................131 NORMAL STARTING...........................................................................131 STARTING IN COLD WEATHER..................................................................133 OPERATIONS AND CHECKS AFTER STARTING ENGINE...................................................135 BREAKING IN THE NEW MACHINE...............................................................135 WARMING UP OPERATIONS.....................................................................135 STARTING IN COLD WEATHER..................................................................136 STOPPING ENGINE...............................................................................138 MACHINE OPERATION.............................................................................139 MOVING MACHINE............................................................................139 STOPPING MACHINE..........................................................................142 SHIFTING GEARS................................................................................143 SHIFTING BETWEEN FORWARD AND REVERSE..........................................................144 STEERING MACHINE..............................................................................145 NORMAL TURNING............................................................................145 TURNING WHILE DESCENDING A SLOPE..........................................................146 PRECAUTIONS FOR OPERATION.....................................................................147 PAY ATTENTION TO GAUGES...................................................................147 PERMISSIBLE WATER DEPTH...................................................................147 METHOD OF USING BRAKES....................................................................147 PRECAUTIONS WHEN TRAVELING UP OR DOWN HILLS...............................................147 PRECAUTIONS ON SLOPES.....................................................................148 IT IS PROHIBITED TO KEEP THE DOOR OPEN DURING OPERATIONS..................................148 IT IS PROHIBITED TO MODIFY THE CAB GLASS IN ANY WAY THAT WILL OBSTRUCT THE VIEW...........148 PRECAUTIONS FOR BLIND SPOTS CAUSED BY CAB STAY............................................148 WORK POSSIBLE USING BULLDOZER.................................................................149 DOZING....................................................................................149 SMOOTHING.................................................................................149 CUTTING INTO HARD OR FROZEN GROUND OR DITCHING............................................150 FELLING TREES, REMOVING STUMPS............................................................150 SIDE-CUTTING OPERATIONS...................................................................150 PARKING MACHINE...............................................................................151 CHECK AFTER FINISHING WORK....................................................................152 BEFORE STARTING ENGINE....................................................................152 AFTER STARTING ENGINE.....................................................................152 LOCKING.......................................................................................153 TIPS FOR LONGER UNDERCARRIAGE LIFE............................................................154 OPERATION METHOD..........................................................................154 INSPECTION AND ADJUSTMENT.................................................................154 INSPECTION AND REPAIR.....................................................................155 TRANSPORTATION....................................................................................157 TRANSPORTATION MEANS..........................................................................157 PRECAUTIONS WHEN REMOVING WORK EQUIPMENT......................................................157 REMOVING CAB..................................................................................157 LOADING, UNLOADING WORK.......................................................................158 LIFTING MACHINE...............................................................................162 COLD WEATHER OPERATION............................................................................163 PRECAUTIONS FOR LOW TEMPERATURE...............................................................163 AFTER COMPLETION OF WORK......................................................................165 AFTER COLD WEATHER............................................................................165 LONG-TERM STORAGE.................................................................................166 BEFORE STORAGE................................................................................166 DURING STORAGE................................................................................166 AFTER STORAGE.................................................................................166 TROUBLESHOOTING...................................................................................167 AFTER RUNNING OUT OF FUEL.....................................................................167 MACHINE TOWING METHOD.........................................................................167 WHEN IT IS POSSIBLE TO START ENGINE.......................................................168 WHEN ENGINE DOES NOT START................................................................169 IF BATTERY IS DISCHARGED......................................................................174 REMOVE AND INSTALL BATTERY................................................................175 PRECAUTIONS FOR BATTERY CHARGING..........................................................175 STARTING ENGINE WITH BOOSTER CABLE........................................................176 WHEN ENGINE DOES NOT STOP.....................................................................178 OTHER TROUBLE.................................................................................179 ELECTRICAL SYSTEM.........................................................................179 MONITOR PANEL.............................................................................180 CHASSIS...................................................................................181 ENGINE....................................................................................182 MAINTENANCE...........................................................................................183 GUIDE TO MAINTENANCE..............................................................................184 OUTLINE OF SERVICE................................................................................187 OUTLINE OF OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC......................................187 OIL.......................................................................................187 FUEL......................................................................................187 COOLANT...................................................................................188 GREASE....................................................................................188 CARRYING OUT KOWA (Komatsu Oil Wear Analysis).............................................188 STORING OIL AND FUEL......................................................................189 FILTERS...................................................................................189 RELATING TO ELECTRIC SYSTEM...................................................................190 WEAR PARTS LIST...................................................................................191 WEAR PARTS LIST...............................................................................191 USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE..............................193 PROPER SELECTION OF FUEL, COOLANT AND LUBRICANTS..............................................193 STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS....................................................197 TORQUE LIST...................................................................................197 PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS.....................................................198 SAFETY CRITICAL PARTS.........................................................................198 MAINTENANCE SCHEDULE CHART........................................................................199 MAINTENANCE SCHEDULE CHART....................................................................199 WHEN REQUIRED.............................................................................199 CHECK BEFORE STARTING.....................................................................199 EVERY 50 HOURS SERVICE....................................................................199 EVERY 250 HOURS SERVICE...................................................................199 EVERY 500 HOURS SERVICE...................................................................199 EVERY 1000 HOURS SERVICE..................................................................199 EVERY 2000 HOURS SERVICE..................................................................200 EVERY 4000 HOURS SERVICE..................................................................200 SERVICE PROCEDURE.................................................................................201 WHEN REQUIRED.................................................................................201 CHECK, CLEAN AND REPLACE AIR CLEANER ELEMENT..............................................201 CLEAN INSIDE OF COOLING SYSTEM............................................................205 CHECK TRACK SHOE TENSION, ADJUST..........................................................207 CHECK AND TIGHTEN TRACK SHOE BOLTS........................................................209 CHECK ELECTRICAL INTAKE AIR HEATER........................................................209 REVERSE AND REPLACE END BITS AND CUTTING EDGES............................................210 CHECK IDLER OIL LEVEL, ADD OIL............................................................211 ADJUST IDLER CLEARANCE....................................................................211 ADJUST PLAY IN CENTER BALL................................................................212 GREASE DOOR HINGE.........................................................................212 CHECK DOOR LOCK STRIKER...................................................................213 CHECK, ADJUST AIR CONDITIONER.............................................................213 CHECK WINDOW WASHER FLUID LEVEL, ADD FLUID................................................215 REPLACE WIPER BLADE.......................................................................215 PROCEDURE FOR BLEEDING AIR IN HYDRAULIC SYSTEM............................................216 PROCEDURE FOR RELEASING INTERNAL PRESSURE OF HYDRAULIC SYSTEM.............................217 CHECK BEFORE STARTING.........................................................................218 EVERY 50 HOURS SERVICE........................................................................219 DRAIN WATER, SEDIMENT FROM FUEL TANK......................................................219 EVERY 250 HOURS SERVICE.......................................................................220 LUBRICATING...............................................................................220 CHECK OIL LEVEL IN FINAL DRIVE CASE, ADD OIL..............................................222 CHECK LEVEL OF BATTERY ELECTROLYTE........................................................223 CHECK BRAKE PERFORMANCE...................................................................225 CLEAN AIR CONDITIONER AIR FILTER (FRESH/RECIRC FILTER)....................................226 EVERY 500 HOURS SERVICE.......................................................................227 REPLACE FUEL FILTER CARTRIDGE.............................................................227 CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE.........................230 REPLACE CORROSION RESISTOR CARTRIDGE......................................................231 CLEAN, CHECK RADIATOR FINS AND OIL COOLER FINS............................................232 EVERY 1000 HOURS SERVICE......................................................................233 CHANGE OIL IN FINAL DRIVE CASE............................................................233 CHECK FAN BELT TENSION, ADJUST............................................................233 CHECK ALL TIGHTENING PARTS OF TURBOCHARGER................................................233 CHECK PLAY OF TURBOCHARGER ROTOR..........................................................234 CHECK FOR LOOSE ROPS MOUNT BOLTS..........................................................234 EVERY 2000 HOURS SERVICE......................................................................235 CHANGE OIL IN HYDRAULIC TANK, REPLACE OIL FILTER CARTRIDGE AND CLEAN SUCTION STRAINER.....235 CLEAN, CHECK TURBOCHARGER.................................................................237 CHECK VIBRATION DAMPER....................................................................237 CHECK ALTERNATOR, STARTING MOTOR..........................................................237 CHECK ENGINE VALVE CLEARANCE, ADJUST......................................................237 EVERY 4000 HOURS SERVICE......................................................................238 CHECK WATER PUMP..........................................................................238 SPECIFICATIONS........................................................................................239 SPECIFICATIONS....................................................................................240 ATTACHMENTS, OPTIONS..................................................................................243 GENERAL PRECAUTIONS...............................................................................244 PRECAUTIONS RELATED TO SAFETY.................................................................244 HANDLING HYDRAULIC RIPPER.........................................................................245 GENERAL VIEW..................................................................................245 EXPLANATION OF COMPONENTS.....................................................................246 OPERATION.....................................................................................247 CHECK BEFORE STARTING ENGINE, ADJUST......................................................247 PRECAUTIONS WHEN OPERATING................................................................247 ADUSTING POSTURE OF WORK EQUIPMENT........................................................247 TROUBLESHOOTING...............................................................................248 OTHER TROUBLE.............................................................................248 MAINTENANCE...................................................................................248 EVERY 250 HOURS SERVICE...................................................................248 DELUXE SEAT.......................................................................................249 HEADREST..........................................................................................251 EQUIPPING FIRE EXTINGUISHER AND FIRST-AID KIT.....................................................252 INDEX.................................................................................................253 <A>...............................................................................................255 <C>...............................................................................................255 <D>...............................................................................................255 <E>...............................................................................................255 <F>...............................................................................................255 <G>...............................................................................................255 <H>...............................................................................................255 <I>...............................................................................................255 <L>...............................................................................................255 <M>...............................................................................................255 <N>...............................................................................................255 <O>...............................................................................................255 <P>...............................................................................................255 <R>...............................................................................................256 <S>...............................................................................................256 <T>...............................................................................................256 <U>...............................................................................................256 <W>...............................................................................................256 COLOPHON..............................................................................................257
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KOMATSU D31EX, PX-21 D37EX, PX-21 D39EX, PX-21 BULLDOZER OPERATION & MAINTENANCE MANUAL – PDF DOWNLOAD:
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Jaylen Richard –
It would be nice if the download was free.