You'll actually want to install the nozzle ant tappet and hold them I the forward position then try to put the piston forward to check for compression.
but yes sounds like air leak. What cylinder are you using, where is the port located?
And yes could be a hop up leak someplace as well.
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Quote:
Originally Posted by m102404
Hectic....FFS start writing in coherent sentences!!!
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Quote:
Originally Posted by JDoorn
Thanks Hectic,
While your posts are sometimes a difficult read, you sure are helpfull 
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Lvl. 3 certified sniper
FinchFieldAirsoft
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