Maritime Knowledge Base
Browse questions and answers across marine machinery, merchant navy careers, shipboard operations and maritime glossary terms.
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Marine Machinery
Troubleshooting guides for pumps, boilers, purifiers, compressors and auxiliary systems.
Merchant Navy Careers
Questions about joining the merchant navy, exams, cadetships, ranks and sea-time.
Maritime Glossary
Plain-English definitions of shipping, engine-room, navigation and regulatory terms.
Shipboard Operations
Practical Q&A for watchkeeping, safety, maintenance routines and onboard documentation.
Results for "Priming"
What causes a fluctuating water level in a marine boiler?
Why a boiler gauge glass swings — priming, foaming, load swings, feed control and level-sensor faults — and the safety response when the true level is in doubt.
Marine MachineryWhy does a marine centrifugal pump lose suction or stop pumping?
A centrifugal pump that loses suction has usually lost its prime or drawn in air — the causes lie in air leaks, blocked suctions, low levels and cavitation.
