{"id":2462,"date":"2026-03-27T06:40:12","date_gmt":"2026-03-27T06:40:12","guid":{"rendered":"https:\/\/yzdlparts.com\/?p=2462"},"modified":"2026-03-27T07:32:14","modified_gmt":"2026-03-27T07:32:14","slug":"man-l27-38-guia-de-mantenimiento","status":"publish","type":"post","link":"https:\/\/yzdlparts.com\/es\/maintenance-guide\/man-l27-38-maintenance-guide\/","title":{"rendered":"MAN L27\/38 Motor Di\u00e9sel: Gu\u00eda Integral de Mantenimiento y Servicio"},"content":{"rendered":"<h2 class=\"wp-block-heading\">MAN L27\/38 <a href=\"https:\/\/yzdlparts.com\/es\/motores-diesel-cummins\/\" title=\"\">Motor di\u00e9sel<\/a> \u2014 Retiro de la culata<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"773\" height=\"1024\" src=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260327135448_1180_1871-773x1024.webp\" alt=\"Culata MAN L27\/38\" class=\"wp-image-2463\" srcset=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260327135448_1180_1871-773x1024.webp 773w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260327135448_1180_1871-226x300.webp 226w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260327135448_1180_1871-768x1018.webp 768w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260327135448_1180_1871-1159x1536.webp 1159w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260327135448_1180_1871-1546x2048.webp 1546w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260327135448_1180_1871-9x12.webp 9w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_20260327135448_1180_1871.webp 1932w\" sizes=\"(max-width: 773px) 100vw, 773px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_132944_0841-1024x768.webp\" alt=\"Culata MAN L27\/38\" class=\"wp-image-2464\" srcset=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_132944_0841-1024x768.webp 1024w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_132944_0841-300x225.webp 300w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_132944_0841-768x576.webp 768w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_132944_0841-1536x1152.webp 1536w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_132944_0841-2048x1536.webp 2048w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_132944_0841-16x12.webp 16w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Extracci\u00f3n: conductos de combustible de alta presi\u00f3n, conductos de arranque de aire, conductos de agua de refrigeraci\u00f3n, conductos de escape, sensores y v\u00e1lvulas indicadoras.<br>\u200b<\/li>\n\n\n\n<li>Retire las tapas protectoras de los tornillos de la culata; instale los tensores hidr\u00e1ulicos; afloje las tuercas en un patr\u00f3n sim\u00e9trico y cruzado.<br>\u200b<\/li>\n\n\n\n<li>Especificaciones t\u00edpicas para motores di\u00e9sel MAN 27\/38: Presi\u00f3n de aceite de 1200 bar.<br>\u200b<\/li>\n\n\n\n<li>Con una herramienta de elevaci\u00f3n especializada, levante cuidadosamente la culata; retire la junta de la culata verticalmente (reemplace con una nueva).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">MAN L27\/38 <a href=\"https:\/\/yzdlparts.com\/es\/piezas-para-el-motor-cummins-x15\/\" title=\"\">Motor di\u00e9sel<\/a> \u2014 Desmontaje del pist\u00f3n y la biela<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_132959_1391-768x1024.webp\" alt=\"Camisa de cilindro MAN L27\/38\" class=\"wp-image-2465\" srcset=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_132959_1391-768x1024.webp 768w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_132959_1391-225x300.webp 225w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_132959_1391-1152x1536.webp 1152w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_132959_1391-1536x2048.webp 1536w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_132959_1391-9x12.webp 9w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_132959_1391.webp 1920w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133025_3971-768x1024.webp\" alt=\"Biela MAN L27\/38\" class=\"wp-image-2466\" srcset=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133025_3971-768x1024.webp 768w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133025_3971-225x300.webp 225w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133025_3971-1152x1536.webp 1152w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133025_3971-1536x2048.webp 1536w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133025_3971-9x12.webp 9w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133025_3971.webp 1920w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133020_2281-768x1024.webp\" alt=\"Biela MAN L27\/38\" class=\"wp-image-2467\" srcset=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133020_2281-768x1024.webp 768w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133020_2281-225x300.webp 225w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133020_2281-1152x1536.webp 1152w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133020_2281-1536x2048.webp 1536w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133020_2281-9x12.webp 9w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133020_2281.webp 1920w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gira el motor hasta la cercan\u00eda del Punto Muerto Superior (PMS) y limpia el orificio de elevaci\u00f3n en la cabeza del pist\u00f3n.<\/li>\n\n\n\n<li>Abre las tapas de inspecci\u00f3n del c\u00e1rter; retira la tapa del cojinete de biela y los casquillos, y aplica marcas de emparejamiento.<\/li>\n\n\n\n<li>Acople la herramienta especializada para levantar pistones y, lenta y verticalmente, extraiga el conjunto de pist\u00f3n y biela.<\/li>\n\n\n\n<li>Coloque el conjunto sobre un soporte especializado para proteger el pist\u00f3n, los anillos del pist\u00f3n, las medias de los cojinetes y la biela.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Motor di\u00e9sel MAN L27\/38 <a href=\"https:\/\/yzdlparts.com\/es\/piezas-para-el-motor-cummins-x15\/\" title=\"Camisa de cilindro\">Camisa de cilindro<\/a> Remoci\u00f3n<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133029_8961-768x1024.webp\" alt=\"Camisa de cilindro MAN L27\/38\" class=\"wp-image-2468\" srcset=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133029_8961-768x1024.webp 768w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133029_8961-225x300.webp 225w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133029_8961-1152x1536.webp 1152w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133029_8961-1536x2048.webp 1536w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133029_8961-9x12.webp 9w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/03\/\u5fae\u4fe1\u56fe\u7247_2026-03-27_133029_8961.webp 1920w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Retire las tuber\u00edas de entrada y salida de agua de refrigeraci\u00f3n del revestimiento del cilindro; realice mediciones de temperatura y lubricaci\u00f3n.<br>\u200b<\/li>\n\n\n\n<li>Usando herramientas especializadas, extraiga suavemente el manguito del cilindro; inspeccione la camisa de agua, los anillos de sellado y verifique si hay corrosi\u00f3n.<br>\u200b<\/li>\n\n\n\n<li>Limpia el interior del bloque del cilindro; reemplaza los anillos de sellado.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Limpieza e Inspecci\u00f3n (Cr\u00edtico)<\/h2>\n\n\n\n<p>1) Culata<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Limpie los dep\u00f3sitos de carb\u00f3n; inspeccione los orificios de las v\u00e1lvulas y la c\u00e1mara de agua de enfriamiento en busca de grietas\/corrosi\u00f3n.<\/li>\n\n\n\n<li>Desmontar e inspeccionar v\u00e1lvulas de admisi\u00f3n\/escape, asientos de v\u00e1lvulas, prueba de presi\u00f3n (5 kg), medir tubos gu\u00eda, resortes y v\u00e1stagos de v\u00e1lvula.<\/li>\n\n\n\n<li>Rectificar superficies de sellado; realizar prueba de estanqueidad; planitud \u2264 0,05 mm.<\/li>\n<\/ul>\n\n\n\n<p>2) Pist\u00f3n y Anillos<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Limpie la parte superior, las ranuras de los anillos y los dep\u00f3sitos de carbono de la c\u00e1mara de enfriamiento (no utilice cepillos de alambre).<\/li>\n\n\n\n<li>Medici\u00f3n: di\u00e1metro del pist\u00f3n, conicidad, ovalizaci\u00f3n; altura de la ranura del anillo, desgaste.<\/li>\n\n\n\n<li>Mide los anillos de pist\u00f3n: holgura de extremo, holgura lateral, elasticidad; reemplaza inmediatamente si est\u00e1n agrietados\/mellados.<\/li>\n\n\n\n<li>Inspeccione los pasadores de pist\u00f3n, los agujeros de los pasadores y los anillos de retenci\u00f3n; mida las holguras.<\/li>\n<\/ul>\n\n\n\n<p>3) <a href=\"http:\/\/cummins.com\" title=\"\">Camisa de cilindro<\/a><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Limpia la pared interior; lija las protuberancias superiores (para evitar rayar el cilindro).<\/li>\n\n\n\n<li>Mida el di\u00e1metro interior, la redondez, la cilindricidad; compruebe si hay rayaduras, grietas y cavitaci\u00f3n.<\/li>\n\n\n\n<li>Rayaduras menores, pulido con piedra de aceite; reemplazo por defectos que exceden los est\u00e1ndares<\/li>\n<\/ul>\n\n\n\n<p>4) Biela y cojinetes<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Verificar la biela en busca de dobleces\/torsiones; detecci\u00f3n de fallas<\/li>\n\n\n\n<li>Cojinetes: desconchado de aleaci\u00f3n, quemaduras, rayaduras; medir el juego del cojinete<\/li>\n\n\n\n<li>Pernos de biela: grietas, alargamiento, roscado; deben ser reemplazados (alto ciclo)<\/li>\n<\/ul>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Motor di\u00e9sel MAN L27\/38 \u2014 Desmontaje de la culata Motor di\u00e9sel MAN L27\/38 \u2014 Desmontaje del pist\u00f3n y la biela Motor di\u00e9sel MAN L27\/38 \u2014 Desmontaje, limpieza e inspecci\u00f3n de la camisa del cilindro (cr\u00edtico) 1) Culata 2) Pist\u00f3n y anillos 3) Camisa del cilindro 4) Biela y cojinetes<\/p>","protected":false},"author":1,"featured_media":2463,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27,28],"tags":[],"class_list":["post-2462","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-maintenance-guide","category-technical-support"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/yzdlparts.com\/es\/wp-json\/wp\/v2\/posts\/2462","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yzdlparts.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yzdlparts.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yzdlparts.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yzdlparts.com\/es\/wp-json\/wp\/v2\/comments?post=2462"}],"version-history":[{"count":1,"href":"https:\/\/yzdlparts.com\/es\/wp-json\/wp\/v2\/posts\/2462\/revisions"}],"predecessor-version":[{"id":2469,"href":"https:\/\/yzdlparts.com\/es\/wp-json\/wp\/v2\/posts\/2462\/revisions\/2469"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yzdlparts.com\/es\/wp-json\/wp\/v2\/media\/2463"}],"wp:attachment":[{"href":"https:\/\/yzdlparts.com\/es\/wp-json\/wp\/v2\/media?parent=2462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yzdlparts.com\/es\/wp-json\/wp\/v2\/categories?post=2462"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yzdlparts.com\/es\/wp-json\/wp\/v2\/tags?post=2462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}