OS 160 setup question

[Jeff Hughes]

Rich,
Actually that OS1.40 is still flying!. I used it for a couple of years after 
the ill fated Excalibur and sold it to Steve Maxwell. He's still flying it.
Jeff

----- Original Message ----- 
From: "Fletcher, Richard" <Richard.Fletcher at gs.com>
To: <discussion at nsrca.org>
Sent: Monday, September 13, 2004 4:05 PM
Subject: RE: OS 160 setup question


> Hi Karl,
>
>    I plan to install a 2 oz hopper tank tonight. Interestingly enough this
> is the tank I used in 1998 when I ran an OS 140 in an Excalibur when I 
> last
> flew pattern. I do not remember if I had any problems that caused me to
> install the little tank but there must have been a good reason. I do 
> recall
> that setup ran flawlessly.
>
>
>
> Thanks, Rich
>
>
>
>
> -----Original Message-----
> From: discussion-request at nsrca.org [mailto:discussion-request at nsrca.org] 
> On
> Behalf Of Karl G. Mueller
> Sent: Monday, September 13, 2004 4:58 PM
> To: discussion at nsrca.org
> Subject: Re: OS 160 setup question
>
>
> Rich,
>
> I would recommend to use a hopper tank for any setup, for the Y.S.
> pressurized setup as well. It will give a more even fuel delivery from a
> full tank down to an empty main tank. Less chance of getting air in the
> supply line because you're always drawing from a full tank (Hopper).
>
> Karl G. Mueller
> kgamueller at rogers.com
>
>
> ----- Original Message ----- 
> From: "Fletcher, Richard" <Richard.Fletcher at gs.com>
> To: <discussion at nsrca.org>
> Sent: Monday, September 13, 2004 2:48 PM
> Subject: RE: OS 160 setup question
>
>
>> Hi Karl,
>>
>>     I am using a Perry pump and a 20 oz tank mounted on the CG. I have
> been
>> careful to not run it lean but I think I will install a hopper tank so
> that
>> I never get a lean run due to air bubbles.
>>
>>
>>
>> Thanks, Rich
>>
>>
>>
>> -----Original Message-----
>> From: discussion-request at nsrca.org
>> [mailto:discussion-request at nsrca.org]
> On
>> Behalf Of Karl G. Mueller
>> Sent: Monday, September 13, 2004 2:41 PM
>> To: discussion at nsrca.org
>> Subject: Re: OS 160 setup question
>>
>>
>> Rich,
>>
>> In the past two years running this engine I never had it backfire. You
> must
>> be running it fairly lean to start with. This is where a hopper tank
> helps.
>> It will not give you any change in fuel delivery from a full main tank
>> to
> an
>> empty one, not until you run the hopper tank dry as well. What type of
> setup
>> are you using ?
>>
>>
>> Karl G. Mueller
>> kgamueller at rogers.com
>>
>> ----- Original Message -----
>> From: "Fletcher, Richard" <Richard.Fletcher at gs.com>
>> To: <discussion at nsrca.org>
>> Sent: Monday, September 13, 2004 12:04 PM
>> Subject: OS 160 setup question
>>
>>
>> > Has anyone had a problem with this engine throwing props and
>> > spinners? It has happened to me a few times when the tank is almost
>> > empty. I suspect
>> that
>> > what is happening is air bubbles are developing in the feed line due
>> > to
>> the
>> > almost empty tank subseqently causing a lean run resulting in the
>> > engine back firing. Any help on this is appreciated.
>> >
>> >
>> >
>> > Thanks, Rich
>> >
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