{"id":715,"date":"2016-03-02T17:51:23","date_gmt":"2016-03-02T23:51:23","guid":{"rendered":"http:\/\/www.ssec.wisc.edu\/aeri\/?page_id=715"},"modified":"2018-11-29T15:28:38","modified_gmt":"2018-11-29T15:28:38","slug":"mr-interferometer-removal","status":"publish","type":"page","link":"https:\/\/www.ssec.wisc.edu\/aeri\/kb\/procedures\/installation-shipping\/mr-interferometer-removal\/","title":{"rendered":"MR Interferometer Removal"},"content":{"rendered":"<h3>Tools and Equipment Required<\/h3>\n<ul>\n<li>Small\u00a0phillips screwdriver<\/li>\n<li>Small flathead screwdriver<\/li>\n<li>2.5 mm metric hex driver<\/li>\n<li>1\/4&#8243; hex driver<\/li>\n<\/ul>\n<div style=\"background-color: #fcf8e3\">\n<h3>Precaution<\/h3>\n<ul>\n<li>The interferometer is fairly heavy, and should be lifted by two people<\/li>\n<li>Be careful in sliding out the interferometer front window from the tube in the back-end<\/li>\n<li>Be careful to not perturb\u00a0the screws on the kinematic mount that optically aligns the interferometer<\/li>\n<\/ul>\n<\/div>\n<h3>Procedure<\/h3>\n<ol>\n<li>Stop data collection and power off the instrument.<\/li>\n<\/ol>\n<ol start=\"2\">\n<li>Disconnect the 11 electrical connections\u00a0between the MR unit and the back-end (Figs. 1, 2):<\/li>\n<\/ol>\n<table style=\"height: 464px\" width=\"561\" border=1>\n<tbody>\n<tr style=\"background: #EEEEEE\">\n<th width=\"10\"><\/th>\n<th width=\"50\"><strong>Name<\/strong><\/th>\n<th width=\"50\"><strong>Label<\/strong><\/th>\n<th width=\"50\"><strong>Connector<\/strong><\/th>\n<th width=\"50\"><strong>Notes<\/strong><\/th>\n<\/tr>\n<tr>\n<td width=\"10\">\u00a01<\/td>\n<td width=\"50\">\u00a0Power cable<\/td>\n<td width=\"50\">\u00a0MR 28V<\/td>\n<td width=\"50\">\u00a0Milspec<\/td>\n<td width=\"50\"><\/td>\n<\/tr>\n<tr>\n<td width=\"10\">\u00a02<\/td>\n<td width=\"50\">\u00a0Ethernet cable<\/td>\n<td width=\"50\">\u00a0MRXS<\/td>\n<td width=\"50\">\u00a0RJ45<\/td>\n<td width=\"50\"><\/td>\n<\/tr>\n<tr>\n<td width=\"10\">\u00a03<\/td>\n<td width=\"50\">\u00a0Cooler diode cable<\/td>\n<td width=\"50\">\u00a0Sens2MR<\/td>\n<td width=\"50\">\u00a0Metallic screw+ground<\/td>\n<td width=\"50\">\u00a0Leave ground screw in place after removing ground wire<\/td>\n<\/tr>\n<tr>\n<td width=\"10\">\u00a04<\/td>\n<td width=\"50\"><\/td>\n<td width=\"50\">\u00a0Sens 1MR<\/td>\n<td width=\"50\">\u00a0Plastic 5-pin<\/td>\n<td width=\"50\"><\/td>\n<\/tr>\n<tr>\n<td width=\"10\">\u00a05<\/td>\n<td width=\"50\">\u00a0Cooler expander thermistor<\/td>\n<td width=\"50\">\u00a0CoolerT<\/td>\n<td width=\"50\">\u00a05-pin<\/td>\n<td width=\"50\">\u00a0Disconnect at connector; leave screw and thermistor in place<\/td>\n<\/tr>\n<tr>\n<td width=\"10\">\u00a06<\/td>\n<td width=\"50\">\u00a0Cooler expander fan cable<\/td>\n<td width=\"50\">\u00a0Cool fan<\/td>\n<td width=\"50\">\u00a02-pin<\/td>\n<td width=\"50\"><\/td>\n<\/tr>\n<tr>\n<td width=\"10\">\u00a07<\/td>\n<td width=\"50\">\u00a0Cooler compressor fan cable<\/td>\n<td width=\"50\">\u00a0Comp fan<\/td>\n<td width=\"50\">\u00a02-pin<\/td>\n<td width=\"50\"><\/td>\n<\/tr>\n<tr>\n<td width=\"10\">\u00a08<\/td>\n<td width=\"50\">\u00a0Cooler power<\/td>\n<td width=\"50\">\u00a0Cool<\/td>\n<td width=\"50\">\u00a06-pin<\/td>\n<td width=\"50\"><\/td>\n<\/tr>\n<tr>\n<td width=\"10\">\u00a09<\/td>\n<td width=\"50\">\u00a0Cooler compressor thermistor<\/td>\n<td width=\"50\">\u00a0SCCTEMP<\/td>\n<td width=\"50\">\u00a0Screw lug<\/td>\n<td width=\"50\">\u00a02.5 mm metric driver needed; leave screw in place after removing thermistor<\/td>\n<\/tr>\n<tr>\n<td width=\"10\">\u00a010<\/td>\n<td width=\"50\">\u00a0Cooler controller cable<\/td>\n<td width=\"50\">\u00a0Cool Ctrl<\/td>\n<td width=\"50\">\u00a020?-pin + ground<\/td>\n<td width=\"50\">\u00a0Disconnect at connector (do not remove controller); 2.5 mm metric driver needed; leave ground screw in place after removing ground wire<\/td>\n<\/tr>\n<tr>\n<td width=\"10\">\u00a011<\/td>\n<td width=\"50\">\u00a0Front window heater and thermistor<\/td>\n<td width=\"50\">\u00a0S Window<\/td>\n<td width=\"50\">\u00a06-pin<\/td>\n<td width=\"50\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ol start=\"3\">\n<li>Unscrew the MR holder plate from the back-end using the three 1\/4&#8243; hex screws (Fig. 3). \u00a0Note: \u00a0do not touch the nuts\/screws for\u00a0the kinematic mount.<\/li>\n<\/ol>\n<ol start=\"4\">\n<li>Carefully remove the MR unit. \u00a0Note: \u00a0It helps to temporarily remove the motor controller to have better access. \u00a0Note: \u00a0the front window slides into a tube on the back-end; take care to slide the window out prior to lifting (Figs 4, 5).<\/li>\n<li>Inspect the front window, gasket, heather and thermistor for damage or wear and tear.<\/li>\n<li>Cover the front window aperture to protect the window.<\/li>\n<li>The three 1\/4&#8243; hex screws should stay with the AERI back-end.<\/li>\n<\/ol>\n<p style=\"text-align: center\"><a href=\"http:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9751_annotated.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-772\" src=\"http:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9751_annotated-1024x768.jpg\" alt=\"IMG_9751_annotated\" width=\"500\" height=\"375\" srcset=\"https:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9751_annotated-1024x768.jpg 1024w, https:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9751_annotated-300x225.jpg 300w, https:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9751_annotated-768x576.jpg 768w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><a href=\"http:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2015\/08\/Unscrewing-the-mirrormotor-assembly-e1440175496345.jpg\"><br \/>\n<\/a><\/p>\n<p style=\"text-align: center\">Figure 1.\u00a0MR electrical connections 1-8 to disconnect<\/p>\n<p style=\"text-align: center\"><a href=\"http:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9753_annotated.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-773\" src=\"http:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9753_annotated-300x225.jpg\" alt=\"IMG_9753_annotated\" width=\"500\" height=\"375\" srcset=\"https:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9753_annotated-300x225.jpg 300w, https:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9753_annotated-768x576.jpg 768w, https:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9753_annotated-1024x768.jpg 1024w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<p style=\"text-align: center\">Figure 2. MR electrical connections 9-11 to disconnect<\/p>\n<p style=\"text-align: center\"><a href=\"http:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9757_annotated.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-774\" src=\"http:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9757_annotated-300x225.jpg\" alt=\"IMG_9757_annotated\" width=\"500\" height=\"375\" srcset=\"https:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9757_annotated-300x225.jpg 300w, https:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9757_annotated-768x576.jpg 768w, https:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9757_annotated-1024x768.jpg 1024w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<p style=\"text-align: center\">Figure 3. Three socket-head cap screws holding the MR unit to the back-end<\/p>\n<p style=\"text-align: center\"><a href=\"http:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9758-1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-779\" src=\"http:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9758-1-225x300.jpg\" alt=\"IMG_9758\" width=\"375\" height=\"500\" srcset=\"https:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9758-1-225x300.jpg 225w, https:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9758-1-768x1024.jpg 768w\" sizes=\"auto, (max-width: 375px) 100vw, 375px\" \/><\/a><\/p>\n<p style=\"text-align: center\">Figure 4.\u00a0Removed MR unit, looking at the front window<\/p>\n<p style=\"text-align: center\"><a href=\"http:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9763_annotated2.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-785\" src=\"http:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9763_annotated2-225x300.jpg\" alt=\"IMG_9763_annotated2\" width=\"375\" height=\"500\" srcset=\"https:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9763_annotated2-225x300.jpg 225w, https:\/\/www.ssec.wisc.edu\/aeri\/wp-content\/uploads\/sites\/21\/2016\/03\/IMG_9763_annotated2-768x1024.jpg 768w\" sizes=\"auto, (max-width: 375px) 100vw, 375px\" \/><\/a><\/p>\n<p style=\"text-align: center\">Figure 5. Back-end with MR unit removed. \u00a0Note removed motor controller.<\/p>\n<p style=\"text-align: center\">\n","protected":false},"excerpt":{"rendered":"<p>Tools and Equipment Required Small\u00a0phillips screwdriver Small flathead screwdriver 2.5 mm metric hex driver 1\/4&#8243; hex driver Precaution The interferometer is fairly heavy, and should be lifted by two people Be careful in sliding out the interferometer front window from the tube in the back-end Be careful to not perturb\u00a0the screws on the kinematic mount [&hellip;]<\/p>\n","protected":false},"author":13,"featured_media":0,"parent":73,"menu_order":4230,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-715","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.ssec.wisc.edu\/aeri\/wp-json\/wp\/v2\/pages\/715","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ssec.wisc.edu\/aeri\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.ssec.wisc.edu\/aeri\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.ssec.wisc.edu\/aeri\/wp-json\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ssec.wisc.edu\/aeri\/wp-json\/wp\/v2\/comments?post=715"}],"version-history":[{"count":2,"href":"https:\/\/www.ssec.wisc.edu\/aeri\/wp-json\/wp\/v2\/pages\/715\/revisions"}],"predecessor-version":[{"id":1478,"href":"https:\/\/www.ssec.wisc.edu\/aeri\/wp-json\/wp\/v2\/pages\/715\/revisions\/1478"}],"up":[{"embeddable":true,"href":"https:\/\/www.ssec.wisc.edu\/aeri\/wp-json\/wp\/v2\/pages\/73"}],"wp:attachment":[{"href":"https:\/\/www.ssec.wisc.edu\/aeri\/wp-json\/wp\/v2\/media?parent=715"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}