{"id":1880,"date":"2010-11-15T15:57:41","date_gmt":"2010-11-15T19:57:41","guid":{"rendered":"http:\/\/www.engineeringradio.us\/blog\/?p=3928"},"modified":"2023-07-29T15:08:14","modified_gmt":"2023-07-29T19:08:14","slug":"cracked-battery-terminal","status":"publish","type":"post","link":"https:\/\/www.engineeringradio.us\/blog\/2010\/11\/cracked-battery-terminal\/","title":{"rendered":"Cracked Battery Terminal"},"content":{"rendered":"\n<p>File under some new every day. Yesterday, there was an area-wide power outage in Woodstock, NY. The backup generator failed to start, however, <a href=\"http:\/\/en.wikipedia.org\/wiki\/WDST\" target=\"_blank\" rel=\"noopener\">WDST<\/a> remained on the air until the UPS batteries ran out several hours later. &nbsp;Then my cellphone rang. &nbsp;Alas, yet another Sunday on the job.<\/p>\n\n\n\n<p>Upon arrival, I found the power had just come back on, so the DJ (yes, there was a live person in the studio, on Sunday) was restarting the NextGen system and getting the station back on the air. &nbsp;I restarted the rest of the servers, streaming computers, and whatnot. &nbsp;While I was there, I figured I might as well see why the generator didn&#8217;t run.<\/p>\n\n\n\n<p>Pressing the start switch led to the &#8220;click, click, click, click&#8230;&#8221; which normally indicates the battery is dead. &nbsp;Deciding that I should dig a little deeper, I got the volt meter out. &nbsp;Battery voltage, no load 13.8 volts. &nbsp;A normal reading. &nbsp;Flick the starter switch and measure the battery voltage again, under load 13.7 volts. &nbsp;Hmmmm, now that is not what I suspected. &nbsp;If the battery were bad, the voltage should drop down under load.<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><a href=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2010\/11\/cracked-battery-terminal.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"432\" src=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2010\/11\/cracked-battery-terminal.jpg\" alt=\"Cracked Battery Terminal\" class=\"wp-image-1886\" srcset=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2010\/11\/cracked-battery-terminal.jpg 650w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2010\/11\/cracked-battery-terminal-150x99.jpg 150w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2010\/11\/cracked-battery-terminal-300x199.jpg 300w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2010\/11\/cracked-battery-terminal-400x265.jpg 400w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><\/a><figcaption class=\"wp-element-caption\">Cracked Battery Terminal<\/figcaption><\/figure>\n\n\n\n<p>I grabbed the negative cable and it came off in my hand. &nbsp;Another one of those &#8220;ah ha!&#8221; moments. &nbsp;Upon closer examination, the terminal connector is cracked in half.<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><a href=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2010\/11\/cracked-battery-terminal1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"416\" src=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2010\/11\/cracked-battery-terminal1.jpg\" alt=\"Cracked Battery Terminal\" class=\"wp-image-1887\" srcset=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2010\/11\/cracked-battery-terminal1.jpg 650w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2010\/11\/cracked-battery-terminal1-150x96.jpg 150w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2010\/11\/cracked-battery-terminal1-300x192.jpg 300w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2010\/11\/cracked-battery-terminal1-400x256.jpg 400w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><\/a><figcaption class=\"wp-element-caption\">Cracked Battery Terminal<\/figcaption><\/figure>\n\n\n\n<p>I went to the local Ford dealership and bought a heavy-duty truck battery cable. &nbsp;Since the battery itself is six years old, I decided to bring it and have it checked, and sure enough, the battery was going bad too. &nbsp;Rather than suffer through another power outage without a generator, I went ahead and replaced the battery.<\/p>\n\n\n\n<p>Why the terminal cracked in half in the first place, I don&#8217;t know. &nbsp;Perhaps it was over-tightened, or some type of manufacturing defect.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>File under some new every day. Yesterday, there was an area-wide power outage in Woodstock, NY. The backup generator failed to start, however, WDST remained on the air until the UPS batteries ran out several hours later. &nbsp;Then my cellphone rang. &nbsp;Alas, yet another Sunday on the job. Upon arrival, I found the power had &hellip; <a href=\"https:\/\/www.engineeringradio.us\/blog\/2010\/11\/cracked-battery-terminal\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Cracked Battery Terminal<\/span><\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[152,64],"class_list":["post-1880","post","type-post","status-publish","format-standard","hentry","category-maintenance","tag-emergency-power","tag-generator"],"_links":{"self":[{"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/posts\/1880","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/comments?post=1880"}],"version-history":[{"count":5,"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/posts\/1880\/revisions"}],"predecessor-version":[{"id":12336,"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/posts\/1880\/revisions\/12336"}],"wp:attachment":[{"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/media?parent=1880"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/categories?post=1880"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/tags?post=1880"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}