[AT] Roane to detect vacuum leaks. 3 cyl diesel problems

[Cecil Bearden]

I have used gasoline on engines with glow plugs.  I made sure the glow 
plug relay was disconnected before using the gas.  Like every other 
little trick, you have to use some judgement as to how much etc.....
Cecil

On 10/28/2019 12:35 PM, farmallgray at aol.com wrote:
> I would advise against using gasoline, ether or WD40 if the engine has 
> glow plugs.
>
> The two Kubota engines I own have return lines to the tank and seem to 
> be pretty much self bleeding. I just let the electric supply
> pump run for a minute or so and they fire right up.
>
> To bleed the individual injector lines you need to crank the engine 
> over when cracking the lines.
>
> Something I have had a problem with was gunk clogging the outlet in 
> the tank. My Kubota powered Cub Cadet 882
> had a screen for the tank outlet and it has clogged up several times 
> and acts like the OP described.
> I eliminated the screen since it is much harder to get to than the two 
> other filters in the system.
>
> Todd Markle
> Spring Mills, Pa.
>
>
> -----Original Message-----
> From: Jim Becker <mr.jebecker at gmail.com>
> To: Antique Tractor Email Discussion Group <at at lists.antique-tractor.com>
> Sent: Mon, Oct 28, 2019 9:53 am
> Subject: Re: [AT] Roane to detect vacuum leaks. 3 cyl diesel problems
>
> I’ve wondered how often that method accidentally finds a plug wire 
> with bad insulation.
> Jim Becker
> *From:* Jack
> *Sent:* Sunday, October 27, 2019 8:22 PM
> *To:* Antique Tractor Email Discussion Group
> *Subject:* Re: [AT] Roane to detect vacuum leaks. 3 cyl diesel problems
> In the automotive courses I took, we would use an unlit propane torch 
> and direct the gas flow over spark ignited engine areas of possible 
> vacuum leaks. If the engine speed increased, you had found the leak.
> *From:* AT <at-bounces at lists.antique-tractor.com> *On Behalf Of 
> *Stephen Offiler
> *Sent:* Sunday, October 27, 2019 3:53 PM
> *To:* Antique Tractor Email Discussion Group 
> <at at lists.antique-tractor.com>
> *Subject:* Re: [AT] 3 cyl diesel problems
> Anybody use propane/MAPP?  Unlit torch pointing into the air box.  I 
> use it on reluctant gasoline engines with a fair amount of success, 
> but not so sure about diesel. Since we're talking about gas-soaked 
> rags or gas-soaked air filters on diesel engines, seems like a similar 
> approach.
>
>     .
>
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