{"id":10409,"date":"2025-03-05T17:57:09","date_gmt":"2025-03-05T17:57:09","guid":{"rendered":"https:\/\/ipsenglobal.com\/?post_type=knowledge-center&#038;p=10409"},"modified":"2026-03-11T17:33:18","modified_gmt":"2026-03-11T17:33:18","slug":"troubleshooting-checklist-diffusion-pump-backstreaming","status":"publish","type":"knowledge-center","link":"https:\/\/ipsenglobal.com\/it\/knowledge-center\/troubleshooting-checklist-diffusion-pump-backstreaming\/","title":{"rendered":"Lista di controllo per la risoluzione dei problemi - Pompa di diffusione con ritorno di fiamma"},"content":{"rendered":"<h4 class=\"wp-block-heading\">Di Jim Grann, Direttore Tecnico Ipsen<\/h4>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/ipsenglobal.com\/wp-content\/uploads\/2022\/03\/mikros-113.jpg\" alt=\"vacuum furnace diffusion pump\" class=\"wp-image-3589\" srcset=\"https:\/\/ipsenglobal.com\/wp-content\/uploads\/2022\/03\/mikros-113.jpg 1024w, https:\/\/ipsenglobal.com\/wp-content\/uploads\/2022\/03\/mikros-113-300x169.jpg 300w, https:\/\/ipsenglobal.com\/wp-content\/uploads\/2022\/03\/mikros-113-768x432.jpg 768w, https:\/\/ipsenglobal.com\/wp-content\/uploads\/2022\/03\/mikros-113-18x10.jpg 18w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Nessuno vuole aprire il proprio <a href=\"https:\/\/ipsenglobal.com\/it\/vacuum-furnaces\/\">forno a vuoto<\/a> porta e vedere olio dappertutto. Pompa di diffusione <a href=\"https:\/\/ipsenglobal.com\/it\/knowledge-center\/diffusion-pumps-backstreaming\/\">backstreaming<\/a> pu\u00f2 essere frustrante per gli operatori e talvolta difficile da diagnosticare per il personale di manutenzione. Pu\u00f2 anche avere un impatto sui processi e sui sensori dei vacuometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ogni volta che si riscontrano segni di riflusso, \u00e8 bene controllare i soliti sospetti. Ecco un elenco di probabili colpevoli da esaminare quando si ha a che fare con il riflusso della pompa di diffusione:<\/p>\n\n\n<p>\n\n\n<\/p>\n<p class=\"wp-block-paragraph\" style=\"padding-left: 40px;\">\u2611\ufe0e L'acqua di raffreddamento che alimenta la pompa di diffusione ha una temperatura pari o inferiore a 90\u00b0 F (la temperatura ideale dovrebbe essere compresa tra 60\u00b0 F e 80\u00b0 F).<\/p>\n<p>\n\n\n\n<\/p>\n<p class=\"wp-block-paragraph\" style=\"padding-left: 40px;\">\u2611\ufe0e L'acqua di raffreddamento in uscita dalla pompa di diffusione ha una temperatura pari o superiore a 125\u00b0 F?<\/p>\n<p>\n\n\n\n<\/p>\n<p class=\"wp-block-paragraph\" style=\"padding-left: 40px;\">\u2611\ufe0e Tutte e tre le fasi di alimentazione della pompa di diffusione hanno lo stesso amperaggio? (In caso contrario, potrebbero esserci problemi con il riscaldatore, fili di ponticello rotti, fusibili bruciati o qualcos'altro legato al servizio elettrico).<\/p>\n<p>\n\n\n\n<\/p>\n<p class=\"wp-block-paragraph\" style=\"padding-left: 40px;\">\u2611\ufe0e Quali sono i livelli dell'olio per la pompa di diffusione?<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Un valore troppo alto pu\u00f2 far funzionare il sistema a freddo<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\n\n\n\n<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Troppo basso e il sistema si surriscalda<\/li>\n<li>Entrambi gli estremi creano circostanze che portano al backstreaming.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p class=\"wp-block-paragraph\">\n\n\n\n<\/p>\n<p class=\"wp-block-paragraph\" style=\"padding-left: 40px;\">\u2611\ufe0e Il crossover \u00e8 impostato su 90 micron o pi\u00f9?<\/p>\n<p>\n\n\n\n<\/p>\n<p class=\"wp-block-paragraph\" style=\"padding-left: 40px;\">\u2611\ufe0e In un forno freddo, il tempo di pompaggio per passare da circa 80 micron a 1 micron dura pi\u00f9 di 3 minuti?<\/p>\n<p>\n\n\n\n<\/p>\n<p class=\"wp-block-paragraph\" style=\"padding-left: 40px;\">\u2611\ufe0e Avete lasciato il vostro forno in alto vuoto a freddo per pi\u00f9 di un giorno?<\/p>\n<p>\n\n\n\n<\/p>\n<p class=\"wp-block-paragraph\" style=\"padding-left: 40px;\">\u2611\ufe0e \u00c8 stato effettuato di recente un cambio dell'olio che ha comportato l'utilizzo di un fluido diverso, di un fluido rigenerato o di una famiglia di fluidi diversa?<\/p>\n<p>\n\n\n\n<\/p>\n<p class=\"wp-block-paragraph\" style=\"padding-left: 40px;\">\u2611\ufe0e La sede della valvola di sgrossatura perde quando \u00e8 chiusa?<\/p>\n<p>\n\n\n\n<\/p>\n<p class=\"wp-block-paragraph\" style=\"padding-left: 40px;\">\u2611\ufe0e Avete verificato le perdite del forno sia a freddo che a temperature massime? (Spesso, quando il forno \u00e8 caldo, si evidenziano perdite che non sono presenti quando \u00e8 freddo, a causa dell'espansione).<\/p>\n<p>\n\n\n\n<\/p>\n<p class=\"wp-block-paragraph\" style=\"padding-left: 40px;\">\u2611\ufe0e State utilizzando fili e capicorda in rame o in acciaio inossidabile invece dei fili e capicorda in nichel raccomandati?<\/p>\n<p>\n\n\n<\/p>\n\n\n<p class=\"wp-block-paragraph\">Se avete eseguito la lista di controllo e non avete ancora individuato il problema, \u00e8 il momento di chiamare un tecnico dell'assistenza Ipsen e programmare un intervento di assistenza. Contattate il vostro responsabile regionale dell'assistenza o chiamateci al numero 1-844-GO-IPSEN (1-844-464-7736).<\/p>\n\n\n\n    <section id=\"button-block_ea561a42b3026b01df4a3a13176e65d7\"\n        class=\"button-custom-block d-block d-lg-inline-block mx-auto me-lg-5 mb-4\">\n        <a class=\"btn btn-outline-secondary\" href=\"https:\/\/ipsenglobal.com\/wp-content\/uploads\/2025\/02\/Ipsen-Backstreaming-Checklist.pdf\" target=\"_self\">\n            Scaricate qui una lista di controllo stampabile.        <\/a>\n    <\/section>","protected":false},"excerpt":{"rendered":"<p>Di Jim Grann, Direttore Tecnico Ipsen Nessuno vuole aprire la porta del proprio forno a vuoto e vedere olio ovunque. Il backstreaming delle pompe di diffusione pu\u00f2 essere frustrante per gli operatori e a volte complicato per gli operatori stessi.<\/p>","protected":false},"author":7,"featured_media":0,"menu_order":0,"template":"","meta":{"_acf_changed":false,"_tec_requires_first_save":true,"_searchwp_excluded":"","_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_price":"","_stock":"","_tribe_ticket_header":"","_tribe_default_ticket_provider":"","_tribe_ticket_capacity":"0","_ticket_start_date":"","_ticket_end_date":"","_tribe_ticket_show_description":"","_tribe_ticket_show_not_going":false,"_tribe_ticket_use_global_stock":"","_tribe_ticket_global_stock_level":"","_global_stock_mode":"","_global_stock_cap":"","_tribe_rsvp_for_event":"","_tribe_ticket_going_count":"","_tribe_ticket_not_going_count":"","_tribe_tickets_list":"[]","_tribe_ticket_has_attendee_info_fields":false,"_EventAllDay":false,"_EventTimezone":"","_EventStartDate":"","_EventEndDate":"","_EventStartDateUTC":"","_EventEndDateUTC":"","_EventShowMap":false,"_EventShowMapLink":false,"_EventURL":"","_EventCost":"","_EventCostDescription":"","_EventCurrencySymbol":"","_EventCurrencyCode":"","_EventCurrencyPosition":"","_EventDateTimeSeparator":"","_EventTimeRangeSeparator":"","_EventOrganizerID":[],"_EventVenueID":[],"_OrganizerEmail":"","_OrganizerPhone":"","_OrganizerWebsite":"","_VenueAddress":"","_VenueCity":"","_VenueCountry":"","_VenueProvince":"","_VenueState":"","_VenueZip":"","_VenuePhone":"","_VenueURL":"","_VenueStateProvince":"","_VenueLat":"","_VenueLng":"","_VenueShowMap":false,"_VenueShowMapLink":false,"_tribe_blocks_recurrence_rules":"","_tribe_blocks_recurrence_description":"","_tribe_blocks_recurrence_exclusions":"","_ecp_custom_2":"","footnotes":""},"categories":[612,654],"tags":[],"class_list":["post-10409","knowledge-center","type-knowledge-center","status-publish","hentry","category-preventive-maintenance","category-pumping-systems"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Troubleshooting Checklist - Diffusion Pump Backstreaming - Ipsen Global<\/title>\n<meta name=\"description\" content=\"Struggling with diffusion pump backstreaming? 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