Mailing List lml@lancaironline.net Message #60407
From: Colyn Case <colyncase@earthlink.net>
Sender: <marv@lancaironline.net>
Subject: Re: [LML] Rich of peak setting TSIO550
Date: Tue, 06 Dec 2011 19:36:04 -0500
To: <lml@lancaironline.net>
I'll have to go dig in my notes when I get home but it's AT LEAST 150 ROP ...and that is for the leanest cylinder not the TIT.    You will burn a stunning amount of gas. Most people that run ROP don't run rich enough....

380 is my limit for CHT's

Colyn


On Dec 6, 2011, at 3:23 PM, <bronnenmeier@GROBSYSTEMS.COM> <bronnenmeier@GROBSYSTEMS.COM> wrote:

Dear subscribers,
 
When I run the engine lean of peak with a turbo temp around 1650 degree (75 LOP) I get really nice results in regards to head temp and IAS.
 
Studying the articles I understand that coming from the lean side first the TIT peaks and then head temps will peak later (means richer).
 
In case I really want to go fast sometime and don’t care about fuel consumption:
 
Can anyone give me a temp spread that I need to stay on the rich side from the peak TIT in order to be on the declining rich side of the head temp line and be safe?
 
Or is there another procedure to run ROP and have nice cool head temps. The fuel flow settings in the Continental for ROP operation make my head temps slowly creep above 400.
 
Thanks for your help
 
Ralf
 
 

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