Check the cap on the water filter to make sure that it's seated correctly..
If you don't have a good seal, you'll suck air instead of water.

Alan Bergen
35 Mk III Thirsty
Rose City YC
Portland, OR

On Mon, Feb 3, 2020 at 7:55 PM Garry Cross via CnC-List <
cnc-list@cnc-list.com> wrote:

> Just a thought.
> Disconnect the belt from the water pump.
> Undo the drain valve from the water muffler.
> Run the pump with a drill and socket as you disconnect hoses.
> Disconnect hoses as suggested by another lister. I would start at the
> mixing elbow.
> Find the fault zone and go from there.
> If you get water out the hose connected to the mixing elbow, then you know
> what to do next.
> If not divide and conquer.
>
> I use this method to fill my heat exchanger with anti freeze and watch the
> drain for antifreeze to come out.
>
>
> From: Tom Buscaglia <t...@sv-alera.com>
>> To: cnc-list@cnc-list.com
>> Cc:
>> Bcc:
>> Date: Sun, 2 Feb 2020 11:06:27 -0800
>> Subject: Stus-List Raw water blockage
>> I have checked the intake, pump, strainer, heat exchanger, mixing elbow.
>> All are clear, elbow is new.  Still, no water out exhaust.
>>
>> I am wondering if the vented loop between the heat exchanger and mixing
>> elbow could be the culprit.  It is even necessary on my boat?  Seems that
>> the elbow is well above the water line and the loop could be bypassed.
>>
>> The  only other possibility is the hoses on the suction side of the
>> system collapsing on the inside...but that still seems unlikely.
>>
>> Thoughts appreciated.
>>
>> Tom Buscaglia
>> S/V Alera
>> 1990 C&C 37+/40
>> Vashon WA
>> P 206.463.9200
>> C 305.409.3660
>>
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