{"id":40382,"date":"2026-04-17T20:05:27","date_gmt":"2026-04-17T17:05:27","guid":{"rendered":"https:\/\/atsea.group\/news-atsea\/strong-marine-engineers-strong-wear-of-the-plunger-and-barrel-is-not-just-a-visual-defect-i\/"},"modified":"2026-04-17T20:05:27","modified_gmt":"2026-04-17T17:05:27","slug":"strong-marine-engineers-strong-wear-of-the-plunger-and-barrel-is-not-just-a-visual-defect-i","status":"publish","type":"post","link":"https:\/\/atsea.group\/uk\/news-atsea\/strong-marine-engineers-strong-wear-of-the-plunger-and-barrel-is-not-just-a-visual-defect-i\/","title":{"rendered":"<strong>Marine Engineers,<\/strong> wear of the plunger and barrel is not just a visual defect \u2014 i&#8230;"},"content":{"rendered":"<p>A worn precision pair loses tight clearance, leading to internal leakage and insufficient fuel delivery. As a result, injection pressure drops and proper atomization is not achieved.<br \/>\nA very common real case occurs during changeover from heavy fuel oil (HFO) to diesel oil (MDO\/MGO). Heavy fuel has higher viscosity and can still provide some sealing effect, even with worn components. However, when switching to low-viscosity diesel fuel, leakage increases significantly inside the plunger\u2013barrel pair.<br \/>\n\ud83d\udc49 Result: insufficient injection pressure and the engine may fail to start.<br \/>\nThis is why the condition of the fuel injection components becomes critical, especially during fuel changeover operations.<br \/>\nUnderstanding this relationship helps prevent unexpected starting failures and improves overall engine reliability.<\/p>","protected":false},"excerpt":{"rendered":"<p>A worn precision pair loses tight clearance, leading to internal leakage and insufficient fuel delivery. As a result, injection pressure drops and proper atomization is not achieved. A very common real case occurs during changeover from heavy fuel oil (HFO) to diesel oil (MDO\/MGO). Heavy fuel has higher viscosity and can still provide some sealing [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[212],"tags":[],"class_list":["post-40382","post","type-post","status-publish","format-standard","hentry","category-news-atsea"],"_links":{"self":[{"href":"https:\/\/atsea.group\/uk\/wp-json\/wp\/v2\/posts\/40382","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/atsea.group\/uk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/atsea.group\/uk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/atsea.group\/uk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/atsea.group\/uk\/wp-json\/wp\/v2\/comments?post=40382"}],"version-history":[{"count":0,"href":"https:\/\/atsea.group\/uk\/wp-json\/wp\/v2\/posts\/40382\/revisions"}],"wp:attachment":[{"href":"https:\/\/atsea.group\/uk\/wp-json\/wp\/v2\/media?parent=40382"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/atsea.group\/uk\/wp-json\/wp\/v2\/categories?post=40382"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/atsea.group\/uk\/wp-json\/wp\/v2\/tags?post=40382"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}