Guest Maj Millard Posted August 6, 2012 Posted August 6, 2012 Why were even talking diesel is beyond me...totally non-applicable to 912 use, and a waste of this thread. As far as I know there aren't any ULs flying with Diesel engines, and probabily won't be for some time to come !.. Bottom line is if you want to do the right thing by your engine, you use what the engine manufacturer recommends. They are the ones who designed the engine, and the ones who have done the testing. This all happened when 912s first came out. There we're all the wankers who thought Avaition grade oils had to be better than the recommended motorcycle oil..... Wrong, and after ruining several gearboxes and sprague clutches in the process, realized that they were wrong, and the manufacturer was right...again. I've been using Valvolene Durablend in my 912 now for some time, it's on the recommended list, it's doing great, and I can get it easily when I want it. The 912 easily reachs TBO+ on the recommended oils, but probaily won't if you insist on unnecessary experimentation with other oils, that may last a short time in your Mk5 dune-piercier. Why must Australians try and re-invent the wheel all the time ?.........go do some serious in-flight testing instead !!......Fly !!........................................................Maj...
dazza 38 Posted August 6, 2012 Posted August 6, 2012 Why were even talking diesel is beyond me...totally non-applicable to 912 use, and a waste of this thread. As far as I know there aren't any ULs flying with Diesel engines, and probabily won't be for some time to come !..Bottom line is if you want to do the right thing by your engine, you use what the engine manufacturer recommends. They are the ones who designed the engine, and the ones who have done the testing. This all happened when 912s first came out. There we're all the wankers who thought Avaition grade oils had to be better than the recommended motorcycle oil..... Wrong, and after ruining several gearboxes and sprague clutches in the process, realized that they were wrong, and the manufacturer was right...again. I've been using Valvoline Durablend in my 912 now for some time, it's on the recommended list, it's doing great, and I can get it easily when I want it. The 912 easily reachs TBO+ on the recommended oils, but probaily won't if you insist on unnecessary experimentation with other oils, that may last a short time in your Mk5 dune-piercier. Why must Australians try and re-invent the wheel all the time ?.........go do some serious in-flight testing instead !!......Fly !!........................................................Maj... Sorry the thread drift Maj. Valvoline Durablend which is on the approved Rotax list it is also used by Nissan in their Diesel engines some dealerships, it can be used in mix fleet.It was mentioned as a bit of background information.It kind of grew from there. Tubs- It was back in 2007, when I had my vehicles serviced at Nissan.Just before the 2.5ltr navara came out.I dunno what oil they use in those engines.
Guest Maj Millard Posted August 7, 2012 Posted August 7, 2012 Not directed at you personally Dazza....you know we're buddies !..........................................Maj....
boingk Posted August 7, 2012 Posted August 7, 2012 Why were even talking diesel is beyond me...totally non-applicable to 912 use, and a waste of this thread. Possibly not, but then again I didn't design the engine. All I know is 'Diesel Oil' has been very good in similar engines; similar in that they're asked to sustain 5,000rpm through a unit gearbox for long periods of time. Bottom line is if you want to do the right thing by your engine, you use what the engine manufacturer recommends. Bingo. Cheers - boingk
Guest Andys@coffs Posted August 7, 2012 Posted August 7, 2012 While the threads drifting let me add my bit....I’ve a 4yr old Ford Focus diesel. The oil called for is a fully synthetic 5W-30 (or 40, cant remember) and costs as Dazza suggests, an arm and a leg to change. When I first had it serviced by the Ford Dealer in Coffs, when I picked it up I asked what oil they used and they told me Valvoline, yet I knew that the spec oil I wanted for Valvoline at the time was new and not yet in country......I dug down more to find that they'd used bulk 15w40 completely out of spec.... I did my "not impressed Jan" thing and they told me politely to F off (more or less) I emailed Ford, including the local dealer on the email explaining what had happened and within minutes of sending the email was rung to have the oil changed. They actually put Ford branded oil in it...... Ford unsurprisingly said......warranty is an issue....dealer by email said no its not we've got it covered. Why tell this? If a professional organisation is prepared to swap high spec synthetic to something more appropriate for a dump truck (and not tell you) using the excuse yeah we didn’t have any...but this will be just fine...perhaps a bit more fuel used than normal..... then is it any surprise that end users are less than perturbed by substitution..... That visit to the local Ford dealer was the last I'll ever make....but im not so sure that its a unique experience.... Andy
turboplanner Posted August 7, 2012 Posted August 7, 2012 You're right to be confused by this attitude Andy. Manufacturers, have to constantly train and manage the dealer network culture. On the other hand the dealers face threats from customers to take their business away when prices are too high, so some compromise. I've mentioned before the need to only use the oil recommended by the manufacturer because sometimes oil galleries might not finish up the way they originally planned, or bearing pressures may be greater than they expected, or a number of other things, so they fix the problem with a special oil. As emission laws continue to tighten - and maybe $10,000.00 of your new vehicle's cost is emission equipment driven - be aware that some very special oil specifications may be required to avoid huge downstream costs. On of the main byproducts of current emission control methods is heat, the other is pressure. And Major, while this is still thread drift, it's coming your way in more sophisticated aircraft engines, so it isn't entirely wasted information
facthunter Posted August 7, 2012 Posted August 7, 2012 I know that some dealers faced with "fixed" servicing figures being advertised by the company increase their profits( or reduce their losses) by using under spec. oils. When you have 12 litres of synthetic oil a 25+ dollars a litre Vs 4 dollars/litre it's a lot of money. The loser is the customer who is thinking his "high tech." euro designed diesel is getting the synthetic oil it is supposed to. One name is in this instance "Nissan". I blame the dealer not the manufacturer although an audit wouldn't hurt. It is probably a widespread practice.. That's why i still do my own servicing. Nev 1
boingk Posted August 7, 2012 Posted August 7, 2012 That's why i still do my own servicing Bingo again. I've paid too many times only to have somone f*** it up, so apart from a trusted few dealers I do most things myself, too. - boingk
turboplanner Posted August 7, 2012 Posted August 7, 2012 The audits are constant on all dealer makes FH, quite a few people are employed to give you the maximum chance of getting what the manufacturer intended, just pays to read your owners manual and stay alert.
dazza 38 Posted August 7, 2012 Posted August 7, 2012 While the threads drifting let me add my bit....I’ve a 4yr old Ford Focus diesel. The oil called for is a fully synthetic 5W-30 (or 40, cant remember) and costs as Dazza suggests, an arm and a leg to change. When I first had it serviced by the Ford Dealer in Coffs, when I picked it up I asked what oil they used and they told me Valvoline, yet I knew that the spec oil I wanted for Valvoline at the time was new and not yet in country......I dug down more to find that they'd used bulk 15w40 completely out of spec.... I did my "not impressed Jan" thing and they told me politely to F off (more or less) I emailed Ford, including the local dealer on the email explaining what had happened and within minutes of sending the email was rung to have the oil changed. They actually put Ford branded oil in it...... Ford unsurprisingly said......warranty is an issue....dealer by email said no its not we've got it covered. Why tell this? If a professional organisation is prepared to swap high spec synthetic to something more appropriate for a dump truck (and not tell you) using the excuse yeah we didn’t have any...but this will be just fine...perhaps a bit more fuel used than normal..... then is it any surprise that end users are less than perturbed by substitution..... That visit to the local Ford dealer was the last I'll ever make....but im not so sure that its a unique experience.... Andy Good on you Andy for speaking out at the dealership and notifying Ford.
Guest Andys@coffs Posted August 7, 2012 Posted August 7, 2012 Good on you Andy for speaking out at the dealership and notifying Ford. Actually it was just good luck.....generally I do my own services for all the same reasons said above, at the time however I simply couldnt buy oil from anywhere that I would normally shop at that met the spec called for in the handbook. I didnt actually think to check Ford spare parts, I just didnt consider that consumables like oil would be something that they stock in anything but 205L drums. In desperation I rang Valvoline and they told me its new, and it'll be here in a month and on shelves about 2 weeks after that. I meant to check with ford before asking them to service it but in the end the wife took the car in and I picked it up. I was seriously P'd off. If the oil was something close (I beleive that at the time Renault had a similar engine that called for oil only marginally different) I would have probably let it go but what they used was so far removed from the spec that I was seriously worried that I'd end up the proud owner of a junker... my trade isnt engines and in my trade substitution can be done, but only after extensive analysis is done, their extensive analysis is "we aint got it...whats cheap!" Of course the cost of the service was anything but cheap!! Andy P.S All that said and I would have accepted a substitute, but one that I knew was Ok The renault engine might have had renault on it somewhere, but the engine in my car and the Renault car came off the same production line.
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