https://pligg.samweber.biz/story.php?title=fafco-solar-panel-tube-repair-repost-didnt-work-first-time There are many articles on this site about heat pump systems and you can search for that that term if you want to learn more about them. A system put under strain is likely to overheat, resulting in major damage. Wed, 30 Jan 2019 12:37:17 UTC en