[AT] Sorry for the OT post...

[Jim Yost]

Also propane engines are spark plug sensitive. Even if the spark plug looks good change it. 

Sent from my iPhone
Jim

> On Jul 16, 2017, at 11:46 PM, Dick Day <dickday0 at gmail.com> wrote:
> 
> Gentleman, I am so sorry, I did not mean to post a question and then not
> reply.
> 
> The engine seemed like it was back to normal. We had just finished our
> motorhome and was just about to wash my truck, when the plastic oil plug
> cap came flying off, spewing hot oil everywhere.  Luckily, no one was near
> it at the time.
> 
> As I learn more from my autopsy, I'll let you know.
> 
> Again, sorry for the late reply and thank you!
> 
>> On Fri, Jul 14, 2017 at 12:01 AM, Charlie V <1cdevill at gmail.com> wrote:
>> 
>> Dick,
>> 
>> Agree with Larry.  Mine (smaller unit than yours) will load the rngine and
>> not spray after fairly long periods of non use.  I would guess some type of
>> valves are in the pump.  My speculation is either a valve sticks or the
>> punp is air bound.  I normally keep squeezing the spray handle quickly and
>> repeatedly unil spray begins to work as it should.  As you probably know,
>> running the pump without water flo can quickly damage the pump from
>> overheating.  Good luck.
>> 
>> Charlie
>> 
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>>> On Thu, Jul 13, 2017 at 9:26 PM, Dick Day <dickday0 at gmail.com> wrote:
>>> 
>>> I'm desperate.  Last year I bought a fairly large power washer.  4200psi
>>> 3.5gpm.  It has a 389cc gas engine. It ran great, we used it a lot.  In
>> the
>>> Fall, I removed the pump and stored it the heated shop for the winter.
>>> Over the winter, I converted it to also run on LP.  In the dead of
>> winter,
>>> I wheeled it outside and it fired right up.  I put it away until the
>>> spring.  I put the pump back on and decided to clean the siding on the
>> back
>>> of the house.  It started right up. The second I squeeze the trigger, it
>>> runs really bad.  Let go of the trigger and it's fine.
>>> 
>>> I put some gas in it and now it also runs really bad when engaging the
>>> pump.  If I remove the pump, it starts and runs great on both LP and gas.
>>> 
>>> The LP conversion consisted of removing the air filter, installing longer
>>> bolts and mounting an LP collar between the carb and the air filter.
>>> Nothing was modified.  I've done several LP conversions and they all run
>>> way better on LP. After a few years, the pistons look almost new.
>>> 
>>> The company, Champion, has been fantastic.  They do not discourage their
>>> customers from converting to LP.  The tech I have been working with says
>>> that he and the others in his office "hate" to see engines running on
>> gas.
>>> 
>>> So, it seems as though the pump might have gone bad sitting in the box
>> over
>>> the winter.  Not likely.
>>> 
>>> Today, I pulled the pump off and wheeled it outside and fired it up on
>> both
>>> LP and gas.  No problems.
>>> 
>>> I did notice that the pto shaft that the pump attaches to was so hot I
>>> could not even touch it.  Is this normal? Does heat simply get
>> transferred
>>> through the pto shaft?
>>> 
>>> As I said, the company has been fantastic to work with. They sent me a
>> new
>>> carb and even a new pump (which I have not tried yet).  I'm trying to see
>>> why the pto shaft is so terribly hot.
>>> 
>>> Is this normal?
>>> 
>>> Thoughts?
>>> 
>>> Thanks
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>>> 
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