As far as I can tell the cap is purely cosmetic. Maybe its function
is to save the screw when it falls out :-) On the other hand if
the screw is supposed to be loose perhaps it is a controlled leak
and the volume of the plastic cap has something to do with
the functioning.

Paul Lamar

This pulse dampener may be a case of what was an acceptible risk in a car is not such a good idea
in a plane. Now, what are the alternatives?
...Chrissi
Cozy Mk-IV 13B-turbo
www.CozyGirrrl.com
Chrissi@BlueMountainAvionics.com

 
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