Maritime Companions has repowered the pushboat M/V John Austin, changing its Cummins QSK38 (1300 hp @ 1800 rpm) with a Mitsubishi S12R-Y3 engine rated at 1260 hp @ 1600 rpm. After 28,000 hours on the earlier platform, the choice to repower was pushed by the necessity for reliability, diminished downtime, and a wiser long-term funding.
The repower set up leveraged the vessel’s present methods whereas making minor modifications. The S12R-Y3 match throughout the unique rail facilities and paired with the Reintjes WAF 665 gearbox by way of adapter plate. Key modifications included new grid coolers, an adjusted exhaust system, distant air canisters, new pedestals, and rerouted cooling strains. Different methods, together with digital controls, Racor filtration, gas provide, and air begin, all remained absolutely appropriate.
By selecting repower over overhaul, Maritime Companions averted the uncertainty of tear-downs, delayed elements, and escalating rebuild prices. As an alternative, the M/V John Austin now runs on a mechanical workhorse with a protracted observe document within the subject, supported by Laborde’s service and elements community.
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