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Who treats their diesel fuel?

et2
Explorer
Explorer
I know it's been discussed if you should on this forum and the associated debates. My question is to those "who do", have you had any issues?

In particular ours is stored from fall to spring 6-7 months without any road driving. So we keep the tank full at 100 gallons. Been using the Power Service products for years. Clear Diesel fuel and tank cleaner for stabilation and water removal. Use this all year and add at every fueling. In the fall I add winter fuel conditioner as well.

Just this last fueling added a Diesel Kleen and Cetane boost. Suppose to lube the injectors and clean them.

Now that just me. I lean toward a little prevention vs hoping everything will be alright. I got that attitude after flying private aircraft. A whole lot of required preventive maintenance goes into keeping a plane airworthy. Like keeping the fuel tanks full at all times. Every flight is preceded by a fuel check for water. Which I have found even with full tanks.

So that led me to believe our MH systems aren't any better. Except we do have water separators. I'd rather not put all my trust in them.

Anyone have problems caused by using these products?
35 REPLIES 35

DSDP_Don
Explorer
Explorer
For those running pick up trucks and farm equipment, it's great that they never needed an additive. But, were not talking about something that gets run everyday, we're talking about RV's that sit for long periods of time and then get their necks wrung for short periods of time.
Don & Mary
2019 Newmar Dutch Star 4018 - All Electric
2019 Ford Raptor Crew Cab

down_home
Explorer II
Explorer II
We had a CAT Fact Rep tell us to run lubricity additive and biocide.
This was when the EPA making us change to ULSD.
The EPA official line is it won't affect engines nor will Bio Diesel.
Both have been shown to be official lies.
Cat and others were ordered to not buck EPA policy to public.
When they stripped almost all sulfur out of diesel it took out the lubricity provided by sulfur. The sulfur is also a strong biocide.
I put biocide in our tank when going into storage.
I put no more than gallons of biodiesel in the tank for lubricity capabilites of biodiesel. Bio diesel doesn't like the polymers and rubber, in lift pump seals, and hoses etc of older and even newer diesel engines. Newer engines cope with it better because of changes in materials to cope with it.
I carry Cat lubricity agent, a bit over thirty dollars for a bottle, with us. I have forgotten how many gallons it treats, without looking.
EPA doesn't care about our pocketbooks nor is it familiar with the truth.
The political agenda is their only morality.

crcr
Explorer
Explorer
jplante4 wrote:
Is lubricity even a word????


Yes

jplante4
Explorer II
Explorer II
Is lubricity even a word????
Jerry & Jeanne
1996 Safari Sahara 3530 - 'White Tiger'
CAT 3126/Allison 6 speed/Magnum Chassis
2014 Equinox AWD / Blue Ox

Empty_Nest__Soo
Explorer
Explorer
I add Biobor JF at every fill. I can never be sure how soon or how long it may be until the next trip, and I figure using it is cheap insurance against something unwanted growing in the fuel tank. Besides, I keep the tank topped up and try to never go below half a tank even on a longer trip, so I figure some fuel stays in there a long time before it gets burned.

For cold weather, I make sure I have an appropriate amount of anti-gel in the tank.

Wayne
Wayne & Michelle

1997 Safari Sahara 3540

Blaster_Man
Explorer
Explorer
lryrob9301 wrote:
The only thing I use is Biobor JF at every fill. It's a biocide that is used by the military for all fuels not only diesel. 1.5oz per fill up and you don't have to worry about microbe growth in the fuel, it also says it increases the lubrication of the injection system.


A biocide is especially important if your coach sits for long periods.
2014 American Eagle

egh33
Explorer
Explorer
My son-in-law just bought a new Motor Home diesel pusher and he has to add
Diesel Exhaust Fluid, Or DEF for short. It goes in a separate tank, seems like that would be a lot of trouble. He says it won't run with out it.

FormerBoater
Explorer
Explorer
Opti-lube Summer Blend to improve lubricity (mechanical C8.3 engine).

Valvtect Microbiocide just in case there are any critters in there.

Never had any fuel issues so I will keep using these products.
Dave
1998 American Eagle 40EVS

KD4UPL
Explorer
Explorer
I grew up on a farm with diesel tractors and equipment, no additives ever used, no engine problems. I spent some time as an OTR truck driver, never used additives, never had any engine problems. I've been driving my '05 diesel truck since new and it has 198,000 miles. No additives ever, no engine problems ever.
In my opinion it's a waste of money.

the_vfox
Explorer
Explorer
3 Diesels over 25 years, no additives, no engine failures. So no, I don't use additives.
Fox and Angel, fuzz ball cat and crazy Yorkie :S
Don't call me on the weekend, Im out camping.:C
2001 Itasca Horizon DP 36LD 330 Cat and all the bells and whistles
Go Blue, US Air Force(retired)25 years 🙂

wolfe10
Explorer
Explorer
Biobor JF if storing over 2 months in summer or 3 months in winter. And full tank!

An anti-gel (usually PS brand from Walmart) if storing fuel purchased in the summer into below freezing conditions.
Brett Wolfe
Ex: 2003 Alpine 38'FDDS
Ex: 1997 Safari 35'
Ex: 1993 Foretravel U240

Diesel RV Club:http://www.dieselrvclub.org/

midnightsadie
Explorer II
Explorer II
yep use only cow milk. I don,t have a cummins.

DSDP_Don
Explorer
Explorer
"midnightsadie".....did you bother to read the other posts or the link to Cummins above before you made your statement?

Does your cereal say to add milk and what type?
Don & Mary
2019 Newmar Dutch Star 4018 - All Electric
2019 Ford Raptor Crew Cab

bob213
Explorer
Explorer
10 years with Optilube and no problems. Older motors need the extra lubricity not found in ULSD fuel.
Optilube XPD
Might be all hype but I'm a believer....
You can avoid reality, but you cannot avoid the consequences of avoiding reality – Ayn Rand

et2
Explorer
Explorer
DSDP Don wrote:
I've been using OptiLube for over 6 years. It's an additive that increases lubricity. It's been reported many times that diesel fuel in the US, when spot checked, doesn't always meet the Government requirements for lubricity. I add 1/3 of an ounce to every gallon. I have bottles set up in a storage bay that hold enough to treat between 30 and 50 gallons, the amount I typically take when I refuel. I just bought their newest Cetane Boost product and will give it a try on our upcoming trip.

This discussion typically evolves into the guys who use additives and those that don't believe in them. Those that don't believe ALWAYS fall back on the old stand by.....If Cummins or Cat doesn't say to use them.....I don't. Well here you go: Cummins


I completely agree. But there is no way anyone can be sure they aren't sucking water from a fuel pump when getting gas. Even a little. Or condensation or fuel break down. Nothing the manufactures cando about it. It adds up over time. If you don't keep a full tank of fuel you could be getting condensation.

I'm more concerned about maintaining my fuel and keeping the bio bugs out of my tank. I agree with you a little lube won't hurt.