NPORS Plant Operator Theory Practice Questions - UK NPORS Plant Operator Theory Test (N001 N202) Exam

What is the primary function of a manual safety pin on a quick hitch attachment system for excavators?

To increase the digging breakout force of the bucket teeth To allow quick disconnection of the hydraulic lines without stopping the engine To measure the weight of the material inside the bucket To mechanically retain the bucket or attachment if the hydraulic locking mechanism fails

Correct Answer:

To mechanically retain the bucket or attachment if the hydraulic locking mechanism fails

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