Mailing List lml@lancaironline.net Message #41757
From: Clark Baker <bakercdb@gmail.com>
Sender: <marv@lancaironline.net>
Subject: Gear Trouble- Burst Hoses
Date: Mon, 23 Apr 2007 10:52:49 -0400
To: <lml@lancaironline.net>


On 4/20/07, kneaded pleasures <kneadedpleasures@sbcglobal.net> wrote:
>>Still later (about 10 cycles of the gear), a hose in the right wheel well burst causing total lose of fluids and pressure while on the jacks.  Previous to this messy event, I observed that the diameter of the 2000 psi hoses was measurably larger than when unpressurized.  Further, the outside rubber coverings of these 303-type hoses were badly cracked revealing only a fiberglass reinforcement of the interior rubber (or Teflon??).  In short, the hoses were shot and in need of replacement.
 <<<
 
 
Several years ago I commented on this on the LML.  I noticed that the hoses for the nose gear cylinder (LNC2) are looped at a QUITE small radius, which seemed beyond a reasonable bend radius for the lancair supplied super stiff hoses with user installed fittings. 
 
I had www.aircrafthose.com  make up a set of teflon custom length hoses that are very flexible and have a much smaller bend radius to replace all of my hydraulic hoses.
 
Regards,
Clark Baker
LNC2 360, 750hrs
 
 
 

 
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