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From: Bulent Aliev <atlasyts@bellsouth.net>
Subject: Re: [FlyRotary] Re: RPM question
Date: Mon, 2 Jan 2006 08:47:57 -0500
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>


On Jan 2, 2006, at 6:38 AM, WALTER B KERR wrote:

>
> On Sun, 1 Jan 2006 23:07:58 -0500 Bulent Aliev  
> <atlasyts@bellsouth.net>
> writes:
>> Tracy and all flying rotaries: At what RPM setting should the idle
>> stop be set for each of the two models of PSRU?
>>
>> Buly
>>
>
> Hi Buly,
>
> As low as it will comfortably idle would be my suggestion. You  
> would like
> to normally get the prop down to 700 to 900 rpm has been my ground  
> rule.
> It will depend on much drag you have in the landing confiquration.  
> My 6
> could land easily with a 1000 rpm prop, but not so with my 9. The 9
> doesn't wish to quit flying at that rpm. All this is very vague, but
> think it depends on the airframe and prop combination.
>
> Bernie
>
Thanks Bernie,
I'll set it up for 12-1300 Engine rpm. That will give me 6-700 at the  
prop. Now I can idle down to 900 engine rpm, but it gets rough.
Hope to see you in TX.
Buly