Construction Machinery CircleMali2026-10-25

Mali site with 8 excavators: service by hours or by condition?

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Bakary T.

Verified member · Mine equipment manager

Eight 20-25 t machines on two shifts, 16 hours a day in heavy dust.

The maker says 500 hours between oil changes; our samples start alarming at 380.

We are thinking of standardising at 300 hours but worry about cost. How do others balance it?

Discussion (3)

  • Samuel O.Verified member · Service engineer2026-10-26

    With oil analysis, follow the data instead of one blanket rule: air filters on differential pressure, oil at 350 hours.

  • Kwame A.Verified member · Mine equipment manager2026-10-27

    We run two tiers: 300 hours for primary machines, 400 for standby. Cost stays under control.

  • Fatou D.Verified member · Procurement lead2026-10-27

    Bulk buying oil and filters cuts cost, but do not save on filters: one bad sample puts the whole machine at risk.

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