Komatsu HD325-8 User Manual

MAINTENANCE SCHEDULE
• When using the engine oil for cold district, the maintenance intervals of the engine oil and filter cartridge are
changed to for every 250 hours.
• If the currently used diesel fuel which does not include the bio-fuel is changed to the one mixed with the
bio-fuel, the replacement interval of the fuel filter is changed as well. See “MAINTENANCE INTERVAL
WHEN DIESEL FUEL MIXED WITH BIO-FUEL IS USED”.
• Ask your Komatsu distributor for changing the maintenance interval of the machine monitor.
MAINTENANCE SCHEDULE TABLE
INITIAL 250 HOURS MAINTENANCE (ONLY AFTER THE FIRST 250 HOURS) .......................................... 4-15
WHEN REQUIRED ........................................................................................................................................ 4-15
METHOD FOR CHECKING, CLEANING AND REPLACING AIR CLEANER.......................................... 4-15
METHOD FOR CLEANING INSIDE OF COOLING SYSTEM ................................................................. 4-19
METHOD FOR CLEANING RADIATOR FINS, AFTERCOOLER FINS, OIL COOLER FINS, AND AIR CON-
DITIONER CONDENSER FINS........................................................................................................... 4-24
METHOD FOR CLEANING FINS BY ROTATING COOLING FAN IN REVERSE.................................... 4-25
METHOD FOR ROTATING FAN IN REVERSE....................................................................................... 4-25
METHOD FOR CLEANING FIN WITH COMPRESSED AIR ................................................................... 4-27
METHOD FOR CHECKING WINDOW WASHER FLUID LEVEL, ADDING FLUID ................................. 4-28
METHOD FOR CHECKING AND MAINTENANCE AIR CONDITIONER................................................. 4-28
METHOD FOR CHECKING DUMP BODY.............................................................................................. 4-29
METHOD FOR CHECKING LENGTH OF SUSPENSION CYLINDER .................................................... 4-30
METHOD FOR BLEEDING AIR FROM BRAKE CIRCUIT....................................................................... 4-31
METHOD FOR BLEEDING AIR FROM FUEL CIRCUIT ......................................................................... 4-33
METHOD FOR CHECKING PLAY OF OUTPUT COUPLING OF OUTPUT SHAFT................................ 4-34
SELECT AND CHECK TIRES................................................................................................................. 4-35
METHOD FOR RELEASING PARKING BRAKE ..................................................................................... 4-37
CHECKS BEFORE STARTING...................................................................................................................... 4-38
EVERY 250 HOURS MAINTENANCE ........................................................................................................... 4-39
METHOD FOR LUBRICATING ............................................................................................................... 4-39
METHOD FOR CHECKING AND ADDING OIL IN DIFFERENTIAL CASE ............................................. 4-40
METHOD FOR CHECKING OIL LEVEL IN FINAL DRIVE CASE, ADDING OIL ..................................... 4-41
METHOD FOR CHECKING DRIVE SHAFT............................................................................................ 4-41
METHOD FOR CHECKING BATTERY ELECTROLYTE LEVEL ............................................................. 4-41
METHOD FOR CLEANING TRANSMISSION CASE AND BRAKE SUB-TANK BREATHER................... 4-43
METHOD FOR CLEANING STEERING AND HOIST OIL TANK BREATHER......................................... 4-44
METHOD FOR CHECKING FRAME....................................................................................................... 4-45
METHOD FOR CHECKING FOOT BRAKE PERFORMANCE ................................................................ 4-45
METHOD FOR CHECKING RETARDER BRAKE PERFORMANCE....................................................... 4-46
METHOD FOR CHECKING PARKING BRAKE PERFORMANCE .......................................................... 4-47
METHOD FOR CHECKING AND CLEANING AUTOMATIC SUSPENSION ........................................... 4-47
METHOD FOR CHECKING FUNCTION OF ACCUMULATOR ............................................................... 4-48
EVERY 500 HOURS MAINTENANCE ........................................................................................................... 4-49
METHOD FOR CHANGING OIL IN ENGINE OIL PAN, REPLACING ENGINE OIL FILTER CARTRIDGE .....
............................................................................................................................................................ 4-50
METHOD FOR REPLACING FUEL PREFILTER CARTRIDGE............................................................... 4-51
METHOD FOR REPLACING TRANSMISSION OIL FILTER ELEMENT ................................................. 4-53
METHOD FOR CHECKING WEAR OF FRONT DISC BRAKE PADS..................................................... 4-54
METHOD FOR CHECKING ALTERNATOR AND AIR CONDITIONER COMPRESSOR DRIVE BELT ... 4-54
EVERY 1000 HOURS MAINTENANCE ......................................................................................................... 4-55
METHOD FOR CHANGING OIL IN TRANSMISSION CASE AND BRAKE SUB-TANK, CLEANING
STRAINER .......................................................................................................................................... 4-55
METHOD FOR REPLACING TRANSMISSION AND REAR BRAKE COOLING OIL FILTER ELEMENT........
............................................................................................................................................................ 4-59
METHOD FOR REPLACING BRAKE OIL FILTER ELEMENT ................................................................ 4-59
METHOD FOR REPLACING FUEL MAIN FILTER CARTRIDGE............................................................ 4-60
METHOD FOR REPLACING FUEL TANK BREATHER ELEMENT......................................................... 4-62
MAINTENANCE SCHEDULE MAINTENANCE
4-12

Komatsu HD325-8 Specifications

General

Brand	Komatsu
Model	HD325-8
Category	Trucks
Language	English