is the payload set correctly? is A2 reaching some hardstop? Problem could be also caused by poor connection of robot motor power or motor brake. As I recall your robot does not have counterbalance so that cannot be the issue.
is the payload set correctly? is A2 reaching some hardstop? Problem could be also caused by poor connection of robot motor power or motor brake. As I recall your robot does not have counterbalance so that cannot be the issue.