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Replacing water heater anodes

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Replacing water heater anodes C & E 11-15-2006
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Posted by C & E on November 17, 2006, 4:09 pm



>I have a friend who late one evening decided to drain some water out of
> his hot water tank... last good dead of the day:)
>
> well the valve broke so no one had hot showers the next morning:( cheap
> vaves meant for only one use draion tank at time of disposal. no dirty
> water came out nice and clean so he accomplished nothing
>
>
> worse when replacing the valve he found the place it screwed into in
> poor shape, corroded he had to buy a bigger wrench to get the valve
> out..... the valve collapsed:(
>
> Well he did in a fashion get it together, and had repeated leaks.
>
> a month later he replaced the tank..........
> now he replaces the tank every 8 years.to prevent water damage to his
> shop if it leaked.
>
> now lets talk about the economics of all this.
>
> someone said a new tank is 400 bucks........50 bucks a year! less than
> the cost of a nice candy bar a week. few things are that cheap.:(
>
> I have tried unscrewing the anodes from a couple old tanks and couldnt
> budge them.
>
> just first shop for a NEW tank, then begin the anode job first thing in
> the AM with all the tools help etc to replace the tank just in case
> things go sour and your forced to install a hole new tank after a
> fitting breaks and jams.......
>
> ;et us know what happens and good luck.
>
> i leave my tank alone and replace every 8 years wether it needs it or
> not, hate inconvenient failures and flooded shop
>

Good story - better point made!! Thanks!



AppliancePartsPros.com, Inc.
Posted by Bob on November 17, 2006, 4:35 pm



trader4@optonline.net wrote:

>
> A lot probably depends on the water and any stray grounding currents,
> etc. If the anode is oretty much gone in say 4 years, then I would
> think replacing it would have a big impact on extending the life. If
> it's gone at 10 years, then it probably won't matter as much, because
> there are other failure modes that are going to do the tank in as well
>
Any concensus if gas vs electric lasts longer? I'm wondering if the
flame on a gas unit hastens rust out/burn out?

Bob


Posted by on November 17, 2006, 6:29 pm



Bob wrote:
> trader4@optonline.net wrote:
>
> >
> > A lot probably depends on the water and any stray grounding currents,
> > etc. If the anode is oretty much gone in say 4 years, then I would
> > think replacing it would have a big impact on extending the life. If
> > it's gone at 10 years, then it probably won't matter as much, because
> > there are other failure modes that are going to do the tank in as well
> >
> Any concensus if gas vs electric lasts longer? I'm wondering if the
> flame on a gas unit hastens rust out/burn out?
>
> Bob


In my experience, electric lasts longer, maybe a 20 year life vs 13 or
so for a gas one.


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