R4 MP7 Gun problem

[jordanl2000]

Hello I have a r4 mp7 it's not shooting but the barrel on the motor is moving when I pull the trigger but there's no sound anybody got any suggestions 

[adox]

I would recommend that you check all the electrical connections. check the battery connectivity and the motor connectors under the motor plate.

[jordanl2000]

im getting a signal to the terminals and the battery and fuse if fine and what check the motor connectors with a multimeter

[powlimo]

I bet it has something to do with electrical connections. I'm not used to electric guns but I hope i won't have the same issues once I buy a new one.