Make sure everything you bring to the vending machine is clean and free of damage. Open the machine and place the merchandise in its correct slot or space in the machine. Nothing is more ... Cleaning the coin changer regularly will help to prevent contact surfaces from becoming sticky and jamming coins. Make sure allanbsp;...
|Title||:||Ship's serviceman 3|
|Author||:||Kenneth E. Holl, Naval Education and Training Program Management Support Activity (U.S.)|