http://thehotaisle.disqus.com/Fresh Ideas About IT OperationsenWed, 29 Oct 2008 10:33:37 -0000http://www.thehotaisle.com/2008/10/28/computer-room-air-conditioning-crac-unit-being-installed/#comment-3362594You make an extremely good point, data centers need to be designed to enable this kind of work to go on without impacting service. Maintenance and repair are business as usual activities. They still are mucky and dangerous things to do in a live site. Work plans would usually be structured to do as much of the fabrication outside the raised floor area as possible and keep the place a bit cleaner than the engineer here has done.<br><br>StevethehotaisleWed, 29 Oct 2008 10:33:37 -0000http://www.thehotaisle.com/2008/10/28/computer-room-air-conditioning-crac-unit-being-installed/#comment-3340509&gt; Note the copper piping, solder joints, open floor void and general mess that<br>&gt; is involved in installation and commissioning. This is not something that we<br>&gt; would want to be going on whilst trying to keep our facility running with a<br>&gt; full complement of IT equipment on the go.<br><br>How else would one manage in-place upgrades and repairs of CRAC?mTue, 28 Oct 2008 08:15:17 -0000