Date: Tue, 06 Sep 2005 22:36:14 GMT From: "Steve Shuttleworth" <steve.shuttleworth107nospamorld.comnospam> Subject: Re: Lack of Heat C900
Other possibility is the water pump. If the pump is deteriorated (and they do sometimes), the flow will be enough to maintain circulation through the engine, but outposts like the heater matrix suffer from reduced water flow. Not sure how you can test it, but they're not that expensive to replace. Steve "LC" <goalie22nospamail.com> wrote in message news:tm3Te.290$mj1.136nospamsvr30.news.prodigy.com... >I tried this... looks to be pretty clear. The core was in near pristine >condition when I took it out the other day. > Once I put the water on, there was about a 2-3 second delay till I saw > fluid coming out of the bottom port. After that, it took about 30 seconds > to clear all the antifreeze out of the core, and flowed well throughout > the test, and I put the hose up to both ports, and water flowed well going > either direction. > > I think I got it bled correctly now.. I shut the screw when the fans were > running. > > We'll see on the temperature of the cabin air tonight once the ambient > temp outside goes down. > > I didn't turn the heat up and down.. It was set to full heat the whole > test. > > > "Grunff" <grunffnospam.com> wrote in message > news:431c9fe7$0$21184$db0fefd9nospam.zen.co.uk... >> LC wrote: >> >>> Considering that I just replaced the valve with a brand new one, that's >>> why I initially thought that it most likely might be the heater core. >> >> Yes, I realise that, but it really could be one of a number of things. >> The new valve could be blocked. The core itself could have a blockage. >> >> >>> So I think I'll try your test. What will a clear(non-blocked) result >>> look like, and what might one that has some degree(even heavy) blockage >>> look like? >> >> If it's clear, it'll flow very well. If there's much of a blockage, you >> will get reduced flow. >> >> With the water running, turn the heat up + down. The flow should increase >> and decrease accordingly. >> >> Let us know the results. >> >> >> >> -- >> Grunff > >
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