Heston 530 twine delivery system failure

[Sellers]

Twine delivery arm fails to actuate some of the time. Can loosen bolts that hold motor on and it takes pressure off and it will start working only to fail again later.

 

[Hay Dude]

Twine delivery arm fails to actuate some of the time. Can loosen bolts that hold motor on and it takes pressure off and it will start working only to fail again later.

Electrical connections good? Grounds? starting & stop ping usually poor elec conn.