Additive for diesel fuel injectors
Submitted: Thursday, Jan 10, 2008 at 23:50
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the nugget
It has been suggested that I should use an additive in the diesel fuel to keep injectors clean.
Not knowing anything about additives for fuel injectors, are they just a gimic, or do they actually work. If so can anyone suggest which one should I use for a 3Lt Diesel Patrol Wagon.
Suggestions most appreciated.
The Nugget
Reply By: Notso - Friday, Jan 11, 2008 at 00:02
Friday, Jan 11, 2008 at 00:02
I don't know whether it does the engine any good or not but it makes me feel good.
There is an argument for an algicide additive as it keeps the algae from growing in the tank.
AnswerID:
280889
Reply By: Trekkie (Member - WA) - Friday, Jan 11, 2008 at 01:34
Friday, Jan 11, 2008 at 01:34
Not sure if it can help - dont think it can do any harm
Try this web site
Chemtech
AnswerID:
280894
Reply By: Mainey (wa) - Friday, Jan 11, 2008 at 01:59
Friday, Jan 11, 2008 at 01:59
I'm not saying they don't do a lot of good, they cost about $100 a gallon, so they must work..?
I use Gull BIO-Diesel every chance I get, as I believe it cleans out the crap in the fuel tank an lines too, because after 1/2 a tank I'm sure it's running better and smoother too.
Costs nothing, as it's the same price as normal Diesel, if not cheaper.
AnswerID:
280896
Reply By: Member - Bucky (VIC) - Friday, Jan 11, 2008 at 05:17
Friday, Jan 11, 2008 at 05:17
Chem-Tec make a gr8 product, so do Nulon, seems to make a difference, and if you correctly dose your fuel, then its fairly cheap too, not that there is much cheap about now . !
Should be able to get it at most Auto stores !
Cheers
Bucky
AnswerID:
280900
Reply By: troopyman - Friday, Jan 11, 2008 at 06:55
Friday, Jan 11, 2008 at 06:55
I went to a diesel injector place recently because my father filled up at a garage and the diesel was contaminated with water . He had to get the 4by towed there . While we were there they said and i quote " 99% of stuffed injectors they get are from people using additives in the diesel" . So if you want to stuff your injectors then use additives . Oh by the way , my old mans 60 series diesel has done 600 000 klms and not a drop of additives used ever .
AnswerID:
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Follow Up By: Willem - Friday, Jan 11, 2008 at 08:33
Friday, Jan 11, 2008 at 08:33
But diesel is full of additives anyway so how can these 'mechanics' claim that. Sounds more like a know-all bit of crapola.
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Follow Up By: Mainey (wa) - Friday, Jan 11, 2008 at 09:07
Friday, Jan 11, 2008 at 09:07
Willem,
yes, as you suggest Diesel is full of additives anyway.
I was informed by a Bosch certified diesel pump & injector repair specialist (he is a one man business repairing pumps etc in a sealed, clean air room, like an operating theatre, he was not a 'mechanic') the additives were only good for eliminating algae in the fuel tank, not maintaining and cleaning the pump or injectors etc.
The oil companies make sure their diesel fuel has full protection built into their diesel fuel to maintain injector and fuel pump performance and life.
Mainey...
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545257
Reply By: Member - Phil G (SA) - Friday, Jan 11, 2008 at 08:56
Friday, Jan 11, 2008 at 08:56
I've used the Chemtech for many years - it was recommended to me by a diesel mechanic because it contains a Biocide and water dispersant. Its also cheap (about $30 for a litre bottle and that will last a year or two). You add 5mls per 20 litres.
It "seems" to improve the fuel consumption a little. I also add it to diesel stored in jerries.
AnswerID:
280921
Reply By: Bushtrek - Friday, Jan 11, 2008 at 09:19
Friday, Jan 11, 2008 at 09:19
Chemtech Diesel Power and for that matter the petrol additive Petrol Power, are the same chemical, 2-Butoxyethanol.
This same chemical is used by nearly all the suppliers of petrol and diesel additives as a fuel biocide, system cleaner, water dispersant, and storage tank conditioner.
2-butoxyethanol is a polar [and oxygenated] solvent which is miscible with water and acts on the interface between water and hydrocarbons to interrupt the growth of bacteria, and algae which live in that interface zone.
As a polar solvent, it will dissolve gums and varnish in a fuel system over time, so continued use will reduce the presence of these in fuel lines and in tanks.
As an oxygenated solvent it burns at slightly elevated temperatures in the combustion chamber adjacent to the injector port, so it can act as a cleaning agent around the injector nozzle orifice.
If you look at the tins/bottles labels you will see the chemical description on all of them. If the description is not present it may mean something else is being used, or the container [and manufacturer] is not complying with the law regarding labelling of hazardous substances.
I am retired now but in a former life I was the Technical Director of one of the oil companies, so no affiliation with any products now.
And to answer Nuggets query, yes they are beneficial, this based on my Research Departments testing over many years.
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Follow Up By: Member - Len H (QLD) - Friday, Jan 11, 2008 at 09:26
Friday, Jan 11, 2008 at 09:26
Thanks to Bushtrek for the sage words; sounds like game over to this small black duck!
Now if only said Bushtrek could inspire the fuel companies to lower the price of diesel to more appropriate levels, we'd all be seeking his immediate elevation to the role of captain of the Aussie cricket team!
Regards,
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Follow Up By: TerraFirma - Friday, Jan 11, 2008 at 13:54
Friday, Jan 11, 2008 at 13:54
Good to get a Technical rundown on diesel additives Bushtrek, thanks, I use various ones. Always nice to know why stuff works and why it may not.
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Reply By: Member - Bucky (VIC) - Saturday, Jan 12, 2008 at 07:55
Saturday, Jan 12, 2008 at 07:55
I agree that we should not have to use additives, but how can we be sure that the fuel tanks at some of the Filling Stations, are not in poor condition. For this reason I will use an additive, better be safe than sorry.
I could fit a CAV pre-filter, with a waterbowl and save a lot of the need for more additives, but at this stage I use Chem-tec Additive
Cheers
Bucky
AnswerID:
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