Is it just a clicking sound or more of a whine?

If it is just clicking then it sounds like a binding issue. You should think about taking it to a local airsoft tech. I could tell you more if I saw your gun in person but I advise taking it to a tech. Also, what did you do to back out the motor?

The pinion gear actually holds the bevel gear in place. I am an airsoft tech :D The clicking sound made by your gun simply means the motor cannot turn over. On a KWA this can only be caused by a few problems, (1) not enough power to turn over the motor, (2) something internally is binding, (3) motor...

STOP PULLING UP!!!! Your piston is locked in the rear position. This will not allow you to pull the upper receiver off because the piston is in the way. You most likely have damaged your piston if you have forcefully tried to split the receivers. Charge your battery and then fire in semi to reset th...

ok heres another question. iread up on how to mod your own in-line solenoid valve, like how to put in the air hose, and blowgun. in fact i have several blowguns for somereason in my garage, who knows they wee just there. anyway, what is the purpose of the blowgun? i mean how do you fire the vavle an...

Ok heres the deal. I want to make a spud gun but not an explosive kind. I want to use air, California state has rules on explosive type spud guns. anywhoo, from what i've been reading, it looks like i can just buy a 2in pvc pipe about a foot long. i cap off one and put a 2in to 1.5 in converter on t...