Question

point - of - operation safeguard requirements for mechanical power presses apply in all these situations except: when the point - of - operation opening is one inch or less when the point - of - operation opening is 1/4 inch or less when press operation is fully automatic when press operation is in safe mode

Explanation:

In safety regulations for mechanical power - presses, when the point - of - operation opening is 1/4 inch or less, point - of - operation safeguard requirements generally do not apply as the risk of injury from entering the opening is extremely low. In other cases like when the opening is one inch or less, when the operation is fully automatic, or in safe mode, safeguards may still be required depending on other factors.

Answer:

When the point - of - operation opening is 1/4 inch or less