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Posted by on January 10, 2007, 9:36 pm
On 10 Jan 2007 18:20:29 -0800, oilman4627@comcast.net wrote:
>Every now and then i run into a system with two oil burners conected to
>under ground tank with two lines coming in feed and return and when
>they are both running one will go off on safety,they have been running
>fine for fifteen years,they have filters on each and no check
>valves,the only way i know how to solve this problem is to install a
>TIGER LOOP for each burner,can you tell me what the problem is and how
>to solve,both also have new one stage pumps,thanks,oilman
Is the vent big enough ? Are the dip tubes ( all 4 )
positioned to avoid conflict with each other ? You could probably
alleviate the symptom by going to 1 pipe systems, but I don't
recommend that, IMO 2 pipe is much better.
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>under ground tank with two lines coming in feed and return and when
>they are both running one will go off on safety,they have been running
>fine for fifteen years,they have filters on each and no check
>valves,the only way i know how to solve this problem is to install a
>TIGER LOOP for each burner,can you tell me what the problem is and how
>to solve,both also have new one stage pumps,thanks,oilman