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Fuel additives

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Do the fuel stations fuel pump filters have bypasses in them? I imagine they will just open and allow unfiltered fuel in rather than stop flow when they are dirty. With some of the stuff i have seen come out of fuel pumps i imagine the micron rating is baseball size.

Yes almost all... its rare to find a stations that service pump with shut down filters.. If its pumping slow/slower STOP PUMPING pay your bill and move on.. I took some pictures of Pump and Meter serving some pumps at Marathon, The Service Guy said it was OK to take pictures He just did NOT want to be in them...I can't find what I did with them...The filters had been on so long that the tops were rusted. This Marathon Replaced the entire System form tanks to canopy, But I wonder How much damage was cause to Power plants form that out dated system.
 
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Diesel pumps mat slow down a little in the cold but I’m talking an extra minute or so to top fill a tank. I would be doing exactly what TC said if it’s slow enough that it will take 25-30 minutes.
 
Yes almost all... its rare to find a stations that service pump with shut down filters.. If its pumping slow/slower STOP PUMPING pay your bill and move on.. I took some pictures of Pump and Meter serving some pumps at Marathon, The Service Guy said it was OK to take pictures He just did NOT want to be in them...I can't find what I did with them...The filters had been on so long that the tops were rusted. This Marathon Replaced the entire System form tanks to canopy, But I wonder How much damage was cause to Power plants form that out dated system.



We used to have Hess stations around here. I was buying fuel when a service tech came in to do pump maintainence. He said slow pumps at Hess virtually always meant clogged filters. He also said Hess called for 10 micron while all the others used 30 micron. He also stated Hess filters didn't have a bypass while others did. I don't think he had a dog in the fight because he worked for a large petroleum service company that I've seen all over southern New England. I almost cried when Hess sold out to Speedway.
 
Yep. it pays to know what maintenance are preformed at Fuel stops. Think about this for 1 minute How many of us have seen pumps being services. and when you do see it ,its the $10 China filter Not the $33 American filter.
 
My wife only puts fuel in her 2014 Jeep GC 3.0 diesel, (serviced at dealer). Going on 4th winter, never had a problem. Now in Connecticut we have single digit temps with below zero wind chill. (I do have a qt of the PS diesel 911 in spare tire compartment just in case)
 
I would think that folks who regularly experience extremes in temperature would have suppliers who do a better job of providing properly treated fuel. The problem becomes more intense the further south you go ranging from suppliers who wait to long to treat, to those that don't treat at all, IMO. This weekend we are expecting temperatures to drop down to around 10 degrees and I think there will be some sitting on the side of the road. If I was buying fuel around here and planning to head north I'd sure put some anti-gel in the tank.

- Ed
 
Yes, local suppliers are USUALLY good about treating fuel. The problem is so many stations have changed hands around here you can't get a feel for how they operate. I try to stick with known suppliers whenever possible.
 
Louisiana requires diesel pumps to be checked for water daily but my unofficial poll of asking attendants indicates it ain't being done.
 
Had four domestic size Diesels running in this family. Isuzu pickup, two Chevettes, and a Volkswagon. Three of those were with college kids in IA. Each car was supplied with multiple 8oz bottles of Power Service and instructed to use a bottle every fill. Never had a prob with them. Volks never got a real test because it would not start at anything below 70deg anyway.



For no more than it costs why worry about weather the fuel supplier has #1 or treats.
On edit: Of course with the Semi we filled up at treated suppliers(stops).
 
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Doesn't the manual say "don't add fuel additives?.



No, it says they aren’t necessary.

If you think about it, they have to say that. Who would buy a vehicle that required fuel additives to run?

And they are correct, it’s not required but many of us feel that more lubricity will increase the serviceable life of the fuel system.
 
No, it says they aren’t necessary.

If you think about it, they have to say that. Who would buy a vehicle that required fuel additives to run?

And they are correct, it’s not required but many of us feel that more lubricity will increase the serviceable life of the fuel system.
Now that Cummins endorses the PS additive, I wonder if the manuals will change?

In a perfect world additives shouldn't be necessary. Unfortunately it ain't perfect...
 
Their much controversy over additive's and SCR systems... I just don't Know..But some of our customers are Million mile LTL,OTR haulers are against their use on SCR systems. One thing I will share My Professional Observation additional intermediates will not stop wear that's inherited in rotating mass HPCR.
 
I don't get why would someone buy a vehicle that requires fuel additives when we are already adding def..
The vehicle doesn't necessarily need the additives... the fuel does. DEF has nothing to do with fuel quality. There's simply no way for any of us to determine the blend/quality of the fuel coming out of the nozzle.
 
The vehicle doesn't necessarily need the additives... the fuel does. DEF has nothing to do with fuel quality. There's simply no way for any of us to determine the blend/quality of the fuel coming out of the nozzle.

I can't speak for other States, But MN Weights and measures will test any Stations pumps on complaints... it would be extremely rare for fuel to fail at the refinery... its tested 1000s of times monthly... its storage, handling , Transport and pipeline that contaminates fuel...
 
TC, you live in the civilized world. Here we have no mandated standards and little to no enforcement or compliance. The addition of additives and surfactants is approached with a ho-hum attitude.
 
I can't speak for other States, But MN Weights and measures will test any Stations pumps on complaints... it would be extremely rare for fuel to fail at the refinery... its tested 1000s of times monthly... its storage, handling , Transport and pipeline that contaminates fuel...

Exactly, and unlike proper filtration no additive is going to cure those problems regardless of claims.
 
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