[Steam-engine] Re:Water gauges

[Blake]

Those reflex glasses are much harder to see the water level than a  
tubular sight glass. You're right, they don't leak as often and are  
less likely to break. Sometimes it can be a real pain to see where  
the water level is with them.

Blake

On Apr 4, 2006, at 2:53 PM, Francis Orr wrote:

> Rick, I think it is interesting that there has only been one  
> mention of
> protection from a glass failure. That was to put a wire mesh around  
> the
> glass. Yes, that keeps out the big chunks but the steam and hot  
> water are
> still there. A piece of clear plexiglass will do that. It can be 3  
> or 4
> sides in a framework, a section of plexiglass tube or if you can't  
> find
> that, a piece of flat plexiglass can be curved over a former put  
> into your
> oven (don't let your wife catch you!) You should be able to see how  
> to mount
> any of this.
> The other item no one has mentioned is a reflex glass. This is what  
> the big
> boys use, a piece of prizmatic glass in a holder, mounted in the  
> fittings
> you have. Most of the steam boaters are going to this type of  
> glass. We have
> a supplier making beautiful new brass gauges. While a reflex glass  
> wouldn't
> be original on a traction engine, it certainly would be on your  
> vertical
> boiler. Look it up in  McMaster-Carr. By the way, those angled  
> fittings on
> your new acquisition are really nice.
> Francis
>
>
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