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From: "Ed Anderson" <eanderson@carolina.rr.com>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
References: <list-1815547@logan.com>
Subject: Re: [FlyRotary] Re: Engine Rebuild
Date: Tue, 6 Feb 2007 14:30:00 -0500
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Sounds like you are on top of it, Joe.

Ed

----- Original Message ----- 
From: "Joe Hull" <joeh@PilgrimTech.com>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Sent: Tuesday, February 06, 2007 12:34 PM
Subject: [FlyRotary] Re: Engine Rebuild


>> Be certain and check that the apex seal slot is within specs regarding
>> wear
>> or "V"ing of the slot walls.  That is what ( I am convinced)  caused my
>> apex
>> seal failure at 160 hours.
>
> Thanx Ed, yep checking the slots VERY carefully is top on the list. If I
> recall Lynn's recommendation was to put the end of a new apex seal in the
> slot sticking up and if the end moves more than 3/16 of an inch - then the
> slots are too wide (AND that 3/16's is end of life - so it should be way
> less if I want 1000hrs out of it).
>
> The other way he suggested is to (quoting) "stand a new seal on end in the
> clean groove and use a feeler gage to measure side clearance per the 
> manual.
> Measure in 5 places across the groove, and try the gage on both sides of 
> the
> new seal, for bellied or less than straight grooves."
>
> Joe Hull
> Redmond/Seattle WA, Cozy-Mazda Rotary 71hrs
>
>
>
>
> --
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