{"id":398,"date":"2012-01-16T19:28:12","date_gmt":"2012-01-17T03:28:12","guid":{"rendered":"http:\/\/www.stol750project.info\/?p=398"},"modified":"2012-01-16T19:28:12","modified_gmt":"2012-01-17T03:28:12","slug":"fuel-tank-prep-3h-30m","status":"publish","type":"post","link":"https:\/\/stol750project.info\/?p=398","title":{"rendered":"Fuel Tank Prep (3h 30m)"},"content":{"rendered":"<p>And now for something completely different: the fuel tank. And this really is something totally new, I have no idea how these things work (other than fill with fuel, fly plane until empty). <\/p>\n<p>The fuel tank is held in place inside the wing by sticking cork strips to the edges so that it is wedged in firmly, with no metal part touching metal.<br \/>\n<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" alt=\"\" src=\"https:\/\/i0.wp.com\/farm8.staticflickr.com\/7173\/6715571233_e6d2b84f1c.jpg?resize=500%2C375\" class=\"aligncenter\" width=\"500\" height=\"375\" \/><br \/>\nI kept adding cork until the tank fit snugly into the bay.<br \/>\n<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" alt=\"\" src=\"https:\/\/i0.wp.com\/farm8.staticflickr.com\/7013\/6715571817_dbd57b53e7.jpg?resize=500%2C375\" class=\"aligncenter\" width=\"500\" height=\"375\" \/><br \/>\nThe open end of the tank is held by a fuel channel which needed to be positioned tight against the cork strips and then, using a very long drill bit, holes were drilled through the channel into the bottom skin.<br \/>\n<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" alt=\"\" src=\"https:\/\/i0.wp.com\/farm8.staticflickr.com\/7170\/6715572947_c5e9f3a73b.jpg?resize=500%2C375\" class=\"aligncenter\" width=\"500\" height=\"375\" \/><br \/>\nThe edges of the channel are attached to the rear ribs via l-angles riveted to each end.<br \/>\n<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" alt=\"\" src=\"https:\/\/i0.wp.com\/farm8.staticflickr.com\/7022\/6715573957_ed324de63f.jpg?resize=500%2C375\" class=\"aligncenter\" width=\"500\" height=\"375\" \/><br \/>\nFirst bracket pilot drilled in place<br \/>\n<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" alt=\"\" src=\"https:\/\/i0.wp.com\/farm8.staticflickr.com\/7164\/6715574501_b132769cac.jpg?resize=500%2C375\" class=\"aligncenter\" width=\"500\" height=\"375\" \/><br \/>\nEnlarging the holes in the other bracket to their final A4 rivet size<br \/>\n<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" alt=\"\" src=\"https:\/\/i0.wp.com\/farm8.staticflickr.com\/7159\/6715575125_70142354f3.jpg?resize=500%2C375\" class=\"aligncenter\" width=\"500\" height=\"375\" \/><br \/>\nThe final task for fuel tank placement is to drill holes through the top skin into the fuel channel. So I had to put the top skin back on<br \/>\n<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" alt=\"\" src=\"https:\/\/i0.wp.com\/farm8.staticflickr.com\/7154\/6715576017_87e87635de.jpg?resize=500%2C375\" class=\"aligncenter\" width=\"500\" height=\"375\" \/><br \/>\nand to determine the placement of the holes I drew an extended line down the middle of the fuel channel and then used a ruler to join them up on the top skin. I marked some rivet locations on the skin and started drilling.<br \/>\n<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" alt=\"\" src=\"https:\/\/i0.wp.com\/farm8.staticflickr.com\/7160\/6715577313_65f1c088af.jpg?resize=500%2C375\" class=\"aligncenter\" width=\"500\" height=\"375\" \/><\/p>\n<p>I&#8217;ve done all I can do on the fuel tank now until I can get a tool for cutting a hole for the fuel sender. This requires a 59mm hole to be drilled and I&#8217;ve been putting this off because (a) it&#8217;s scary, and (b) the tools for doing this don&#8217;t fit my drill. <\/p>\n<p>As two final acts for the day, there were two l-angles to rivet to the ends of the spar tip and rear channel. These were simple l-angles cut to size, rivets holes marked, drilled, back drilled to the wing and then riveted. <\/p>\n<p>The spar tip<br \/>\n<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" alt=\"\" src=\"https:\/\/i0.wp.com\/farm8.staticflickr.com\/7026\/6715580195_21832ef49a.jpg?resize=500%2C375\" class=\"aligncenter\" width=\"500\" height=\"375\" \/><br \/>\nand the rear channel<br \/>\n<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" alt=\"\" src=\"https:\/\/i0.wp.com\/farm8.staticflickr.com\/7170\/6715579793_373df13380.jpg?resize=500%2C375\" class=\"aligncenter\" width=\"500\" height=\"375\" \/><br \/>\nI suppose these will act against the wing tip when it is inserted.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>And now for something completely different: the fuel tank. And this really is something totally new, I have no idea how these things work (other than fill with fuel, fly plane until empty). The fuel tank is held in place&hellip;<\/p>\n<p class=\"more-link-p\"><a class=\"more-link\" href=\"https:\/\/stol750project.info\/?p=398\">Read more &rarr;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[13],"tags":[],"class_list":["post-398","post","type-post","status-publish","format-standard","hentry","category-wings"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p320wU-6q","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/stol750project.info\/index.php?rest_route=\/wp\/v2\/posts\/398","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stol750project.info\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/stol750project.info\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/stol750project.info\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/stol750project.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=398"}],"version-history":[{"count":0,"href":"https:\/\/stol750project.info\/index.php?rest_route=\/wp\/v2\/posts\/398\/revisions"}],"wp:attachment":[{"href":"https:\/\/stol750project.info\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=398"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stol750project.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=398"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stol750project.info\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=398"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}