Hakim 8mm Gas Tube Adjustment question:

[Col. Plink]

Hey y'all;
Weird rifle, simple question: which way does a Hakim 8mm Gas Tube Adjuster need to be turned to close it off? (i.e. righty-tighty lefty-loosey or reverse threaded?)
Thanks in advance!

 

[seasmoke]

Here ya go...

http://shooting.forsandiego.com/hakim/5.html