{"id":1804,"date":"2026-09-17T09:00:00","date_gmt":"2026-09-17T09:00:00","guid":{"rendered":"https:\/\/service.soletksolar.com\/evacuated-tube-spare-part-identification\/"},"modified":"2026-09-17T09:00:00","modified_gmt":"2026-09-17T09:00:00","slug":"evacuated-tube-spare-part-identification","status":"publish","type":"post","link":"https:\/\/service.soletksolar.com\/nn\/evacuated-tube-spare-part-identification\/","title":{"rendered":"Create a Spare Assembly Identification Record for Evacuated Tube Collectors"},"content":{"rendered":"<style>\n.soletks-article{--sx-blue:#0d3d5d;--sx-blue-2:#155f86;--sx-orange:#f28b1b;--sx-ink:#1b2c38;--sx-muted:#5a6a75;--sx-line:#dbe5eb;max-width:1180px;margin:0 auto;padding:clamp(22px,4vw,64px) clamp(18px,4vw,54px);color:var(--sx-ink);font-family:Arial,Helvetica,sans-serif;font-size:17px;line-height:1.72;background:#fff}\n.soletks-article *{box-sizing:border-box}.soletks-article .sx-hero{margin:0 0 clamp(28px,5vw,58px);border-radius:20px;overflow:hidden;background:#edf4f7;box-shadow:0 18px 42px rgba(13,61,93,.14)}\n.soletks-article .sx-hero img{display:block;width:100%;height:clamp(260px,45vw,500px);object-fit:cover}.soletks-article h1{max-width:940px;margin:0 0 24px;color:var(--sx-blue);font-size:clamp(36px,5vw,64px);line-height:1.08;letter-spacing:-.035em}\n.soletks-article h2{margin:58px 0 20px;padding-top:10px;color:var(--sx-blue);font-size:clamp(27px,3.4vw,40px);line-height:1.2;letter-spacing:-.02em;border-top:4px solid var(--sx-orange)}\n.soletks-article h3{margin:34px 0 14px;color:var(--sx-blue-2);font-size:23px;line-height:1.3}.soletks-article p{margin:0 0 20px}.soletks-article a{color:var(--sx-blue-2);font-weight:700;text-decoration-thickness:2px;text-underline-offset:3px}\n.soletks-article strong{color:var(--sx-blue)}.soletks-article ul,.soletks-article ol{margin:0 0 26px;padding-left:1.45em}.soletks-article li{margin:9px 0}.soletks-article blockquote{margin:28px 0;padding:22px 26px;border-left:5px solid var(--sx-orange);background:#f5f9fb;color:var(--sx-blue);font-size:1.08em}\n.soletks-article .table-scroll{margin:28px 0 34px;overflow-x:auto;border:1px solid var(--sx-line);border-radius:14px;box-shadow:0 8px 22px rgba(13,61,93,.07)}.soletks-article table{width:100%;min-width:720px;border-collapse:collapse;background:#fff}.soletks-article th{padding:15px 17px;text-align:left;color:#fff;background:var(--sx-blue);font-size:15px;line-height:1.35}.soletks-article td{padding:14px 17px;vertical-align:top;border-top:1px solid var(--sx-line);font-size:15px;line-height:1.55}.soletks-article tr:nth-child(even) td{background:#f7fafb}\n.soletks-article code{padding:.16em .38em;border-radius:5px;background:#edf3f6;color:var(--sx-blue)}.soletks-article hr{margin:42px 0;border:0;border-top:1px solid var(--sx-line)}\n@media(max-width:700px){.soletks-article{font-size:16px}.soletks-article h2{margin-top:44px}.soletks-article .sx-hero{border-radius:13px}.soletks-article th,.soletks-article td{padding:12px 13px}}\n<\/style>\n<article class=\"soletks-article\">\n<figure class=\"sx-hero\"><img fetchpriority=\"high\" src=\"https:\/\/service.soletksolar.com\/wp-content\/uploads\/2026\/06\/Vacuum-tube-solar-collector.jpg\" alt=\"Evacuated tube solar collector shown for assembly identification\" width=\"1254\" height=\"728\" loading=\"eager\" decoding=\"async\"><\/figure>\n<h1>Create a Spare Assembly Identification Record for Evacuated Tube Collectors<\/h1>\n<p>A spare assembly identification record separates an evacuated tube collector&#8217;s observed symptom from the part request. The order reaches <strong>Release<\/strong> only after the collector identity, affected position, assembly scope, and connection details are documented.<\/p>\n<p>Published by the SOLETKS Technical Content Team, which prepares solar thermal product and service documentation for the SOLETKS service site. Technical content review: Active AI model. Last updated: September 17, 2026.<\/p>\n<p>This record supports maintenance planning and supplier communication. Physical work belongs to qualified personnel using the applicable collector documentation and site isolation procedure.<\/p>\n<h2>Identify the collector assembly before naming the part<\/h2>\n<p>Start with the collector nameplate, product family, model, revision, and current parts drawing. SOLETKS product information shows that an evacuated-tube collector combines a glass tube with other heat-transfer and manifold components. The service item therefore depends on the identified collector assembly, not the outside appearance alone. <\/p>\n<p>The <a href=\"https:\/\/service.soletksolar.com\/nn\/products\/evacuated-tube-solar-collector-2\/\">SOLETKS evacuated-tube collector page<\/a> og <a href=\"https:\/\/service.soletksolar.com\/nn\/hpc-heat-pipe-solar-collector\/\">HPC heat-pipe collector guide<\/a> provide product-family context. <a href=\"https:\/\/www.pnnl.gov\/projects\/om-best-practices\/solar-water-heating-systems\">PNNL&#8217;s solar water-heating O&amp;M overview<\/a> provides general system maintenance context. None of these pages establishes a spare-part match for an unidentified collector; the current parts drawing controls the order.<\/p>\n<p>Create one identification row:<\/p>\n<div class=\"table-scroll\" role=\"region\" aria-label=\"Data table\" tabindex=\"0\">\n<table>\n<thead>\n<tr>\n<th scope=\"col\">Identification field<\/th>\n<th scope=\"col\">Required record<\/th>\n<th scope=\"col\">Release condition<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Manufacturer and product family<\/td>\n<td>Nameplate photograph<\/td>\n<td>Text is legible<\/td>\n<\/tr>\n<tr>\n<td>Model and revision<\/td>\n<td>Nameplate or current document<\/td>\n<td>Exact model and revision are stated<\/td>\n<\/tr>\n<tr>\n<td>Collector position<\/td>\n<td>Marked array drawing<\/td>\n<td>Row and position identify one location<\/td>\n<\/tr>\n<tr>\n<td>Affected assembly<\/td>\n<td>Parts drawing reference<\/td>\n<td>Glass, internal transfer component, seals, and supports are distinguished<\/td>\n<\/tr>\n<tr>\n<td>Connection detail<\/td>\n<td>Clear close-up and drawing<\/td>\n<td>Manifold interface is visible and labeled<\/td>\n<\/tr>\n<tr>\n<td>Requested quantity<\/td>\n<td>Count by part number<\/td>\n<td>Quantity matches the marked positions<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>If the model, revision, or assembly scope is missing, assign <strong>Hold<\/strong>.<\/p>\n<h2>Record the symptom without turning it into a diagnosis<\/h2>\n<p>Use two separate fields:<\/p>\n<ul>\n<li><strong>Observation:<\/strong> what a technician or operator actually saw, heard, or recorded.<\/li>\n<li><strong>Assessment:<\/strong> the cause proposed after the relevant inspection.<\/li>\n<\/ul>\n<div class=\"table-scroll\" role=\"region\" aria-label=\"Data table\" tabindex=\"0\">\n<table>\n<thead>\n<tr>\n<th scope=\"col\">Observation<\/th>\n<th scope=\"col\">Evidence to retain<\/th>\n<th scope=\"col\">Status before inspection<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Broken outer glass<\/td>\n<td>Wide view and close-up<\/td>\n<td>Physical damage observed<\/td>\n<\/tr>\n<tr>\n<td>One position differs from adjacent positions<\/td>\n<td>Position map and time-stamped operating record<\/td>\n<td>Local difference observed<\/td>\n<\/tr>\n<tr>\n<td>Several positions show the same pattern<\/td>\n<td>Array map and common operating record<\/td>\n<td>Array-level pattern observed<\/td>\n<\/tr>\n<tr>\n<td>Reduced system output<\/td>\n<td>Boundary, period, and comparison record<\/td>\n<td>Performance change observed<\/td>\n<\/tr>\n<tr>\n<td>Leakage or unsafe condition<\/td>\n<td>Isolation record and site photograph<\/td>\n<td>Stop and isolate under the site procedure<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>Do not write \u201cfailed tube\u201d when the record supports only a system-level output change. Keep the part request open until the assessment identifies the affected assembly.<\/p>\n<h2>Route the service decision<\/h2>\n<p>Follow this sequence:<\/p>\n<ol>\n<li>Record the symptom and affected position.<\/li>\n<li>Apply the site&#8217;s isolation and access procedure.<\/li>\n<li>Match the collector identity to the current document set.<\/li>\n<li>Inspect the glass, transfer component, manifold interface, seals, supports, and adjacent positions within the qualified service scope.<\/li>\n<li>Classify the result as <strong>No part release<\/strong>, <strong>Release identified part<\/strong>, or <strong>Escalate for system diagnosis<\/strong>.<\/li>\n<\/ol>\n<p>Use <strong>No part release<\/strong> when the inspection does not establish a defective service item. Use <strong>Escalate for system diagnosis<\/strong> when the same symptom appears across several positions or when the observed result does not match one identifiable assembly.<\/p>\n<h2>Calculation: is the parts request complete?<\/h2>\n<p>Use this release calculation:<\/p>\n<p><strong>Open identification fields = required fields \u2212 complete fields<\/strong><\/p>\n<p><strong>Identification completion = complete fields \u00f7 required fields \u00d7 100%<\/strong><\/p>\n<p>Illustrative substitution: <strong>7 required fields \u2212 6 complete fields = 1 open field; 6 \u00f7 7 \u00d7 100% = 85.7% identification completion<\/strong>. Source: assumed record counts used only to demonstrate the worksheet arithmetic.<\/p>\n<p>The result is greater than zero, so the order status is <strong>Hold<\/strong>. Complete the missing field before requesting a part number. This is an editorial workflow example, not a compatibility rating or service result.<\/p>\n<p>The order reaches Release only when the result equals zero and the parts drawing matches the recorded collector model and revision.<\/p>\n<p>Use a separate calculation to test whether the scheduled service window contains enough time for the qualified work:<\/p>\n<p><strong>Available service-work time = scheduled access window \u2212 isolation allowance \u2212 return-to-service allowance<\/strong><\/p>\n<p>Illustrative substitution: <strong>5 hours \u2212 1 hour \u2212 1 hour = 3 hours available for service work<\/strong>. Source: assumed schedule inputs used only to demonstrate the method.<\/p>\n<p>If the scoped service task requires <strong>4 hours<\/strong>, the recommendation is <strong>Hold<\/strong> because the planned work is longer than the available window. Source: assumed schedule input used only to demonstrate the release decision.<\/p>\n<h2>Define exactly what the requested item includes<\/h2>\n<p>\u201cReplacement tube\u201d is too broad for a purchase line. Write the included and retained components separately:<\/p>\n<div class=\"table-scroll\" role=\"region\" aria-label=\"Data table\" tabindex=\"0\">\n<table>\n<thead>\n<tr>\n<th scope=\"col\">Component group<\/th>\n<th scope=\"col\">Order record<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Glass component<\/td>\n<td>Included or retained<\/td>\n<\/tr>\n<tr>\n<td>Internal heat-transfer component<\/td>\n<td>Included or retained<\/td>\n<\/tr>\n<tr>\n<td>Absorber or fin<\/td>\n<td>Included or retained<\/td>\n<\/tr>\n<tr>\n<td>Manifold connection item<\/td>\n<td>Included or retained<\/td>\n<\/tr>\n<tr>\n<td>Seals, clips, and lower support<\/td>\n<td>Included or retained<\/td>\n<\/tr>\n<tr>\n<td>Packaging and handling protection<\/td>\n<td>Included or retained<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>Add the exact part number, document reference, and quantity. If the supplier proposes a superseded part, request the cross-reference to the recorded model and revision before Release.<\/p>\n<h2>Prepare a supplier-ready parts request<\/h2>\n<p>Use this text:<\/p>\n<blockquote>\n<p>Collector manufacturer and product family: Model and revision: Serial or production reference: Installation location and collector position: Current parts drawing reference: Observed symptom: Qualified inspection result: Existing part number and recorded geometry: Requested quantity: Attached nameplate, array map, and component photographs: Please identify the matching part number, list every component included in the item, and state any information still required before order release.<\/p>\n<\/blockquote>\n<p>Send the completed record through the <a href=\"https:\/\/service.soletksolar.com\/nn\/contact\/\">SOLETKS contact page<\/a>.<\/p>\n<h2>Close the service record<\/h2>\n<p>After service, record:<\/p>\n<ul>\n<li>the installed part number and quantity;<\/li>\n<li>the collector positions serviced;<\/li>\n<li>the retained and replaced components;<\/li>\n<li>the before-and-after photographs;<\/li>\n<li>the inspection result at the manifold and supports;<\/li>\n<li>the operating observation used for return to service;<\/li>\n<li>any remaining system-level issue and its owner.<\/li>\n<\/ul>\n<p>Close the job only when the installed item matches the released part record and the return-to-service observation is documented. If the original symptom remains, reopen the system diagnosis instead of ordering another part by appearance.<\/p>\n<h2>Completion condition<\/h2>\n<p>The task is complete when the collector identity, affected position, assembly scope, exact part number, quantity, and return-to-service record all refer to the same collector revision.<\/p>\n<\/article>","protected":false},"excerpt":{"rendered":"<p>Create a spare assembly identification record for an evacuated tube collector: separate symptoms, document the assembly, and release the correct service item.<\/p>","protected":false},"author":1,"featured_media":1684,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-1804","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/service.soletksolar.com\/nn\/wp-json\/wp\/v2\/posts\/1804","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/service.soletksolar.com\/nn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/service.soletksolar.com\/nn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/service.soletksolar.com\/nn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/service.soletksolar.com\/nn\/wp-json\/wp\/v2\/comments?post=1804"}],"version-history":[{"count":0,"href":"https:\/\/service.soletksolar.com\/nn\/wp-json\/wp\/v2\/posts\/1804\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/service.soletksolar.com\/nn\/wp-json\/wp\/v2\/media\/1684"}],"wp:attachment":[{"href":"https:\/\/service.soletksolar.com\/nn\/wp-json\/wp\/v2\/media?parent=1804"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/service.soletksolar.com\/nn\/wp-json\/wp\/v2\/categories?post=1804"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/service.soletksolar.com\/nn\/wp-json\/wp\/v2\/tags?post=1804"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}