motor trouble

[glock17]

i have a A&K SR25 i was changing pistol grip i put on the new one it worked fine then went back to the old one and it just spins and does not connect with anything i have tried to adjust motor height but hasn't worked. Can anyone tell me what to do.

[Andy8746]

Re: motor trouble

was any wires getting in way the red 1 tends to

[danhc]

Re: motor trouble

check to see if the pinion gear is actualy able to go past the hole in the bottom of the grip, if it is too wide then carefully file down the hole, also have you got the red wire going to the positive terminal and the black going to the negative?