Third use Of link motion.—What does a link motion accomplish besides enabling the engine to run in either direction? [II. 383].

Slide valve for link motion.—What are the two operations to be performed in setting the slide valve of an engine having a link motion? Describe these two operations. [II. 383].

Governors.—What is a throttling governor? What is an isochronal governor? What is a dancing governor? [II. 384].

Forward.—What is full gear forward? [II. 383].

Backward.—What is full gear backward? [II. 383].

Starting.—How would you proceed to start a plain slide valve? [II. 384], [400].

Crank position.—What is the best position for the crank to be in to start the engine, and why is it the best position? [II. 384].

Taking charge.—What is the first thing you would do in taking charge of an engine? [II. 385].

Length of connecting rod.—How would you find out if the connecting rod was the right length to give an equal amount of clearance at each end of the cylinder? [II. 385], [404].

Order of examination.—In what order should a thorough examination of the engine be made? [II. 385].