[C320-list] Changing Racor Filter

[Barry Fahrer]

Jon;
Why not cut the hose at a convenient spot and insert a shut off valve. 
Since it would be only touching the rubber you would not have a problem with 
dissimilar metals.
BARRY --... ...--
TRANSIT C-320 # 126
----- Original Message ----- 
From: <jonvez at comcast.net>
To: "C320-List" <c320-list at catalina320.com>
Sent: Thursday, August 31, 2006 8:29 AM
Subject: Re: [C320-list] Changing Racor Filter


> One additional note on the fuel shut off. You may not have a handle 
> (petcock) depending on the hull number to shut the fuel off at the tank. 
> When I purchased and installed my new tank, it came with an anti siphon 
> barb in place of the petcock that my '99 had. I prefer the petcock, but 
> because it is bronze and the new tank did not come with a stainless sleeve 
> to keep it from the aluminum tank, I will have to stick with the 
> anti-siphon.
>
> Regards,
>
> Jon Vez
>
> -------------- Original message -------------- 
> From: "Warren Updike" <wupdike at hotmail.com>
>
>> Opinions on changing filters are like the nose: everyone has one.
>>
>> I had to re-read Herb's part about the fuel cutoff valve a couple of 
>> times to
>> realize that as a "cutoff valve" he turns it on to stop the fuel. In my 
>> mind, I
>> turn the valve off to stop the fuel. Either way, you don't want fuel to 
>> flow in
>> the line when opening the Racor unit.
>>
>> I don't concern myself with the screw-on bottom until I get the filter 
>> off. To
>> do that, I first loosen the filter slightly but not enough to leak. Then, 
>> I
>> place a small plastic tub under the filter, unscrew it and drop it into 
>> the tub.
>> Dump the rest of the fuel, top and bottom, and remove the bottom part. Be 
>> sure
>> to clean well the bottom part. Take the black "O" ring out from the 
>> bottom
>> part, wet it well with fuel, replace it and screw onto the new filter 
>> hand
>> tight. Be sure you can remove the bottom by hand at this point. Wet out 
>> the
>> new seal with fuel, fill the new cartridge nearly to the top with fuel 
>> and screw
>> it into place, also hand tight. Open the fuel line shutoff. (Filling the 
>> new
>> cartridge with fuel means that much less fuel to pump from the tank, and 
>> much
>> less fuel to dispose of.)
>>
>> My engine is a Perkins M30 so the bleeding procedure may be different; 
>> but, if
>> you have the hand pump on the Racor, I can bleed the entire line to the
>> secondary filter from the Racor. As Herb described, loosen the bleed 
>> screw on
>> the secondary (on Perkins it is a hex bolt; you can tell if this is the 
>> right
>> one because a couple of threads down there is a hole through the screw. 
>> When
>> you can see the hole, it's unscrewed enough.) Of course, use plenty of 
>> rags or
>> absorbant towels. Pump the Racor pump until only solid stream of fuel 
>> comes
>> from the bleed screw, and close it. I have never had to bleed the HP pump 
>> using
>> this procedure, and I've never bothered with the lift pump as it has it's 
>> own
>> set of issues.
>>
>> Warren & Pattie Updike
>> C320, #62, 1994, "Warr De Mar"
>> Frog Mortar Creek, Middle River
>> Chesapeake Bay
>