kohler gen

[Tom Warner]

Finding fuel leaks is a simple task if you have the right equipment..
The easiest way is to put some fluorescent dye in the diesel tank and
then scan the lines with a UV light. You can get the complete kit
that will find gas, oil, diesel fuel at :http://tinyurl.com/b4u4x

Tom Warner
1982 FC35
Vernon Center,NY


At 03:59 PM 10/31/2005, you wrote:
>Joe,
>
>I am tracing the same problem with my 83 PT right now.
>
>First of all, make sure your genset start battery is really up to
>snuff. A weak battery won't spin the diesel fast enough to ignite.
>Have the battery load tested to be sure that it is good. Since you
>are in IN and have seen some recent lower temps, this is a good first
>check. Especially if the battery has not been on a charger.
>
>Second, assuming you have the Perkins Diesel, is the push-pull fuel
>staring solenoid (on the driver's side under the exhaust manifold)
>engaging (retracting the rod) when you try to crank the engine? If
>not, you can maually retract it to get the engine started.
>
>If none of the above, then unfortunately you probably have an air leak
>that has developed somewhere in the fuel delivery system. As with
>yours, mine worked fine three or four weeks ago, then a cold front
>came through and now the fuel system keeps getting air bound.
>Something contracted somewhere in the cold. I have tightened all the
>fuel system connections, put on new filters and o-rings, filled them
>with fuel, and primed them again and again, all to no avail so far.
>You can pump that little primer as Ernie suggested, but it is much
>faster just to put a good battery charger on the battery and crank the
>engine to prime it. Don't crank so long long at one time that you
>burn up the starter! :^0
>
>As far as priming goes, before you crack that first injector, make
>sure the injector pump is full. There are two (5/16") fuel/air
>bleeder screws on the side of it near the fuel intake line on the
>back. If you remove the lower one and crank the engine, it will shoot
>a stream of fuel about 5 feet when the injector pump primes itself.
>Stop cranking, re-insert the bleeder screw loosely, crank again to
>expell any air and re-tighten the bleeder screw while cranking. At
>this point the Perkins may or may not fire, or you may have to finish
>bleeding the injector(s) while cranking, as Ernie stated, to finish
>bleeding it. If you are lucky, after you bleed the injector, and the
>Perkins starts and continues running, you are done. If it dies again
>after running a few seconds, you have an air leak somewhere in the
>fuel lines (I am assuming here that the injector pump did prime itself
>and thus is not bad). Now you have a real problem.
>
>You will have to search for and find that air leak. That's where I am
>at now. Could be a bad filter gasket, but since you have hopefully
>checked/replaced them now, it is somewhere else. All those steel fuel
>lines are flared at the ends and are prone to developing hair line
>cracks in the flares due to all the vibrating (sometimes nearly
>invisible cracks). This is real common on small tractors and bobcats
>that use the Perkins diesel. Could be any one of the fuel lines. A
>quick fix if you find a crack in one of the flares is to use some
>flared ferrel inserts that they make for such fuel line repairs. A
>good diesel shop should have an assortment of sizes. If there is no
>cracked steel lines, then there could be a pinhole sucking air on the
>fuel feed lines from the tank to the racor or from the racor to the
>fuel distribution block on the back of the engine. Unfortunately, I
>know of no good way to find the source except by manually searching.
>I don't think one of those sonic sensors that work to find air leaks
>will help on a suction problem unless it is pretty substantial. If you
>can't get the engine running long enough to check, it won't help anyway.
>
>Anybody got any other ideas for finding fuel air leakes???
>
>Mike Bulriss
>83 PT40 "Stagecoach" - For Sale
>91 PT40 "Texas Minivan"
>San Antonio, TX
>
>
>--- In WanderlodgeForum@yahoogroups.com, "mjzakowski"
><mjzakowski@j...> wrote:
> >
> > Have a kohler gen that was working. Now I am trying to get ready to
> > leave for AZ and it won't start. Is their away that it lost it's
> > prime. and if so how do I prime it.
> > Thanks
> > Joe from IN 1984 1/2 PT 40
> >
>
>
>
>
>
>
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