Karl,

you made me go out and measure, the new pump does a litre in 30 sec, or doh, 2 l/min. So that's 120 l/hr, far below its rated 400 gph. The tubing and hardware restrictions really does have an effect.

Doesn't help with the "7 litre" on the old pump.

alistair

On 2011-08-12, at 8:56 PM, Karl Wolz wrote:

> Mine takes about a minute (never actually timed or measured it) to fill a
> liter tea kettle.  My original pump was considerable faster, but still not
> nearly 7L/min.
> 
> Karl Wolz
> 
> 
> 
> |-----Original Message-----
> |From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] 
> |On Behalf Of Alistair Bell
> |Sent: Friday, August 12, 2011 7:37 PM
> |To: vanagon@GERRY.VANAGON.COM
> |Subject: bilge pump as fresh water pump replacement
> |
> |I put in an inexpensive (24 bucks Can) bilge pump as a 
> |replacement for an ailing stock freshwater pump. It is rated 
> |at 400 gph at 3 ft. The stock pump had "7 litres" moulded on 
> |the housing and I wonder if that is litres/min?
> |
> |If that is so, then 7 l/m = 420 l/hr
> |
> |400 gph = 1,514 l/h, or 25 l/m (US gal)
> |
> |So it seems that the bilge pump would pump more/better. But to 
> |tell the truth, it didn't "seem" much better. But it works all 
> |the time as opposed to the baulky old stock one.
> |
> |alistair
> |-----
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> |08/12/11
>