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Komatsu Bulldozer D155AX-5: EVERY 1000 HOURS SERVICE

Use this maintenance checklist and follow the schedule interval for the proactive and preventive maintenance of your bulldozer. This has been proven to lower costs by catching small service issues before they blossom into giant repair headaches.
MaintainX
11/04/2022

Komatsu Bulldozer D155AX-5: EVERY 1000 HOURS SERVICE

Use this maintenance checklist and follow the schedule interval for the proactive and preventive maintenance of your bulldozer. This has been proven to lower costs by catching small service issues before they blossom into giant repair headaches.

    Maintenance for every 250 and 500 hours service should be carried out at the same time.

    CHANGE OIL IN POWER TRAIN CASE, WASH STRAINERS

    (POWER TRAIN PUMP STRAINER, SCAVENGING PUMP STRAINER)

    Prepare the following.

    Refill capacity: 60

    • Screenshot2021-07-27at10.16.38AM.png

    Remove inspection cover (3) in the undercover at the bottom rear of the machine as follows.

    • Screenshot2021-07-27at10.18.10AM.png
    • Screenshot2021-07-27at10.19.06AM.png
    • Screenshot2021-07-27at10.20.38AM.png
    • Screenshot2021-07-27at10.21.16AM.png
    • Screenshot2021-07-27at10.22.05AM.png
    • Screenshot2021-07-27at10.22.05AM.png

    CHANGE OIL IN FINAL DRIVE CASE

    Prepare the following.

    Refill capacity: each 58

    • Screenshot2021-07-27at10.23.48AM.png
    • Screenshot2021-07-27at10.24.16AM.png

    CLEAN POWER TRAIN CASE BREATHER

    Remove the breather and wash out dust remaining inside with diesel oil and flushing oil.

    • Screenshot2021-07-27at10.25.16AM.png

    GREASE UNIVERSAL JOINT (2 PLACES)

    • Screenshot2021-07-27at10.28.36AM.png

    Apply grease to the grease fittings (2 places) shown by arrows.

    • Screenshot2021-07-27at10.29.06AM.png

    REPLACE CORROSION RESISTOR CARTRIDGE

    Container to catch coolant

    Filter wrench

    • Screenshot2021-07-27at10.30.05AM.png

    Clean the filter holder, coat the seal surface of the new cartridge thinly with engine oil, then install the cartridge.

    CHECK ALL TIGHTENING PARTS OF TURBOCHARGER

    Contact your Komatsu distributor to have the tightening portions checked.

    GREASE TENSION PULLEY ASSEMBLY

    • Screenshot2021-07-27at10.33.45AM.png

    CHECK, CLEAN FUEL STRAINER

    • Screenshot2021-07-27at10.34.12AM.png
    • Screenshot2021-07-27at10.34.41AM.png

    REPLACE CHARGE FILTER ELEMENT

    • Screenshot2021-07-27at10.35.12AM.png
    • Screenshot2021-07-27at10.35.41AM.png

    GREASE DLER ADJUSTMENT ROD

    • Screenshot2021-07-27at10.37.22AM.png
    • Screenshot2021-07-27at10.37.42AM.png

    Remove bolt (2), then remove cover (1).

    Check for any loose or damaged bolts.If any bolt is loose, tighten to a torque of 926.7 ± 103.0 Nm (94.5 ± 10.5 kgm).

    If any bolt is damaged, replace it with a genuine Komatsu bolt.

Source: MaintainX (Community Member)

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