Path: utzoo!censor!geac!torsqnt!news-server.csri.toronto.edu!cs.utexas.edu!uunet!pilchuck!seahcx!phred!petej From: petej@phred.UUCP (Pete Jarvis) Newsgroups: sci.space.shuttle Subject: Re: Columbia showing her age? Message-ID: <3312@phred.UUCP> Date: 17 Dec 90 16:12:27 GMT References: <20792.2765fbdf@merrimack.edu> <3309@phred.UUCP> <6407@mace.cc.purdue.edu> Reply-To: petej@phred.UUCP (Pete Jarvis) Organization: <6407@mace.cc.purdue.edu>o Lines: 14 In article <6407@mace.cc.purdue.edu> dil@mace.cc.purdue.edu (Perry G Ramsey) writes: >There are two water systems, the potable and waste. >The real problem with the lines freezing (is it confirmed that they froze? >I still haven't heard.) is the constant inertial attitudes that >are required for astronomy missions. It cold soaks >one part of the spacecraft or another, and the line heaters can't keep >up. I was considering the excess potable water as waste water also. When the tanks get to about 80% full, the excess is dumped. In this case, the equip- ment usage does affect the water generated. I think the waste water they were putting in bags was some of the potable stuff. Not sure though. Peter Jarvis........