Cummins Marine Diesel Repower Specialists › Forums › Cummins Marine Engines › Raw Water Impeller replacement

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  • June 9, 2020 at 1:11 am #98922

    Scott Lambert
    Participant
    Vessel Name: Old Man River
    Engines: Cummins QSB 5.9
    Location: Akuna Bay, Sydney
    Country: Australia

    I have a Sherwood raw water pump with an SMX impeller in my QSB380. I do about 100 hours a year. How often should I replace the impeller? Could I safely go 2 years/200 hours between replacements?

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  • June 9, 2020 at 2:23 pm #99022

    Scott Lambert
    Participant
    Vessel Name: Old Man River
    Engines: Cummins QSB 5.9
    Location: Akuna Bay, Sydney
    Country: Australia

    Thanks Tony, I love simple answers!

    June 9, 2020 at 4:42 am #98928

    Tony Athens
    Moderator
    Vessel Name: Local Banks
    Engines: QSB 6.7 550 HP
    Location: Oxnard, CA
    Country: USA

    Simple answer is YES and do it it without worry.

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