Pitot Drain hole

petep

I love flying!
Joined
Dec 2, 2011
Messages
22
Does the Dynon L shape unheated pitot tube have a drain hole. If so where do I find the little bugger. Trying to test for pitot leaks but cant maintain pressure at all.
 

jakej

Well-Known Member
Joined
Oct 10, 2007
Messages
2,119
Location
Adelaide, Australia
I'd connect the tester at the pitot end of tubing to check the main system first as due to the design of the Dynon pitot there will be a small apparent leak  ;).  If you have a big leak as you appear to be suggesting then bypassing the pitot head, in the first instance, is the best way IMO  :)

Yes, it does have a small deliberate hole.

Jake J
 

dynonsupport

Dynon Technical Support
Staff member
Joined
Mar 23, 2005
Messages
13,226
It does have a drain hole. We advise in our installation manual not to try to plug the drain holes on the probe - just bypass the probe during your pitot / static check.

Does the Dynon L shape unheated pitot tube have a drain hole. If so where do I find the little bugger. Trying to test for pitot leaks but cant maintain pressure at all.
 
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