{"id":1084,"date":"2014-09-02T13:32:34","date_gmt":"2014-09-02T21:32:34","guid":{"rendered":"http:\/\/media.davebaar.com\/wordpress\/?p=1084"},"modified":"2014-09-02T13:32:34","modified_gmt":"2014-09-02T21:32:34","slug":"disintegrated-drive-belt-repair-of-an-aiwa-3500-cassette-deck","status":"publish","type":"post","link":"https:\/\/davebaar.com\/wordpress\/2014\/09\/02\/disintegrated-drive-belt-repair-of-an-aiwa-3500-cassette-deck\/","title":{"rendered":"Disintegrated drive belt: Repair of an Aiwa 3500 Cassette Deck"},"content":{"rendered":"<p>Just finished a repair of a 1980&#8217;s vintage Aiwa cassette deck: Aiwa model 3500 (see https:\/\/www.vintagecassette.com\/Aiwa\/AD-3500), a 3-head model with decent performance for its era. The drive system was essentially nonfunctional. Why, you might ask, would I bother fixing such an old piece of electronics? The answer is that I needed a sound source for a &#8220;goose barker&#8221; to connect up to an amp and speakers to scare some persistent geese off my mother&#8217;s lawn, and a cassette deck was a pretty good choice, given that it was here and available.<a href=\"https:\/\/davebaar.com\/wp-content\/uploads\/2014\/09\/IMG_20140901_164217.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright  wp-image-1086\" title=\"Aiwa 3500 Cassette Deck\" src=\"https:\/\/davebaar.com\/wp-content\/uploads\/2014\/09\/IMG_20140901_164217-300x225.jpg\" alt=\"\" width=\"247\" height=\"185\" srcset=\"https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_164217-300x225.jpg 300w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_164217-1024x768.jpg 1024w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_164217-768x576.jpg 768w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_164217-1536x1152.jpg 1536w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_164217-1568x1176.jpg 1568w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_164217.jpg 2000w\" sizes=\"auto, (max-width: 247px) 100vw, 247px\" \/><\/a><!--more--><br \/>\nUpon taking the cover off, the cause became obvious: the drive belts had disintegrated to a degree that I&#8217;ve never seen before; all that was left was a sticky mess of disintegrated rubber on the motor and drive pulleys and the capstan flywheel.<\/p>\n<div class=\"mceTemp\">\n<img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-1099\" title=\"disintegrated drive belt\" src=\"https:\/\/davebaar.com\/wp-content\/uploads\/2014\/09\/IMG_20140901_1641591-300x225.jpg\" alt=\"disintegrated drive belt\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_1641591-300x225.jpg 300w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_1641591-1024x768.jpg 1024w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_1641591-768x576.jpg 768w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_1641591-1536x1152.jpg 1536w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_1641591-1568x1176.jpg 1568w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_1641591.jpg 2000w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<dl id=\"attachment_1099\" class=\"wp-caption none\" style=\"width: 310px;\">\n<dt class=\"wp-caption-dt\"><\/dt>\n<dd class=\"wp-caption-dd\">disintegrated drive belt<\/dd>\n<\/dl>\n<\/div>\n<p><div id=\"attachment_1100\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/davebaar.com\/wp-content\/uploads\/2014\/09\/IMG_20140901_1653031.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1100\" class=\"size-medium wp-image-1100\" title=\"disintegrated drive belt\" src=\"https:\/\/davebaar.com\/wp-content\/uploads\/2014\/09\/IMG_20140901_1653031-300x225.jpg\" alt=\"disintegrated drive belt\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_1653031-300x225.jpg 300w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_1653031-1024x768.jpg 1024w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_1653031-768x576.jpg 768w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_1653031-1536x1152.jpg 1536w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_1653031-1568x1176.jpg 1568w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140901_1653031.jpg 2000w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-1100\" class=\"wp-caption-text\">disintegrated drive belt<\/p><\/div><br \/>\nI carefully cleaned off the disintegrated belt mess with cloths and then found a couple of replacement belts: discarded rubber bands of the right length that happened to be in a desk here. I needed one flat, thick one, for the primary drive belt, and a square cross-section one for a secondary belt. For the purpose of this repair, I&#8217;m not concerned about wow and flutter specs so those found rubber bands were fine.<br \/>\nAfter installing the rubber band\u00a0 replacement drive belts, I reinstalled the cover and tested out the deck. Works great, and the system does scare the geese away from my mother&#8217;s garden.<br \/>\n<div id=\"attachment_1106\" style=\"width: 310px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/davebaar.com\/wp-content\/uploads\/2014\/09\/IMG_20140902_1004301.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1106\" class=\"size-medium wp-image-1106\" title=\"operational Aiwa 3500\" src=\"https:\/\/davebaar.com\/wp-content\/uploads\/2014\/09\/IMG_20140902_1004301-300x225.jpg\" alt=\"operational Aiwa 3500\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140902_1004301-300x225.jpg 300w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140902_1004301-1024x768.jpg 1024w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140902_1004301-768x576.jpg 768w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140902_1004301-1536x1152.jpg 1536w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140902_1004301-1568x1176.jpg 1568w, https:\/\/www.davebaar.com\/wordpress\/wp-content\/uploads\/2014\/09\/IMG_20140902_1004301.jpg 2000w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-1106\" class=\"wp-caption-text\">operational Aiwa 3500<\/p><\/div> <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Just finished a repair of a 1980&#8217;s vintage Aiwa cassette deck: Aiwa model 3500 (see https:\/\/www.vintagecassette.com\/Aiwa\/AD-3500), a 3-head model with decent performance for its era. The drive system was essentially nonfunctional. Why, you might ask, would I bother fixing such an old piece of electronics? The answer is that I needed a sound source for [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1084","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/davebaar.com\/wordpress\/wp-json\/wp\/v2\/posts\/1084","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/davebaar.com\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/davebaar.com\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/davebaar.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/davebaar.com\/wordpress\/wp-json\/wp\/v2\/comments?post=1084"}],"version-history":[{"count":0,"href":"https:\/\/davebaar.com\/wordpress\/wp-json\/wp\/v2\/posts\/1084\/revisions"}],"wp:attachment":[{"href":"https:\/\/davebaar.com\/wordpress\/wp-json\/wp\/v2\/media?parent=1084"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/davebaar.com\/wordpress\/wp-json\/wp\/v2\/categories?post=1084"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/davebaar.com\/wordpress\/wp-json\/wp\/v2\/tags?post=1084"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}